xref: /minix3/external/bsd/dhcp/dist/includes/dhcpd.h (revision 83ee113ee0d94f3844d44065af2311604e9a30ad)
1*83ee113eSDavid van Moolenbroek /*	$NetBSD: dhcpd.h,v 1.6 2014/07/12 12:09:37 spz Exp $	*/
2*83ee113eSDavid van Moolenbroek /* dhcpd.h
3*83ee113eSDavid van Moolenbroek 
4*83ee113eSDavid van Moolenbroek    Definitions for dhcpd... */
5*83ee113eSDavid van Moolenbroek 
6*83ee113eSDavid van Moolenbroek /*
7*83ee113eSDavid van Moolenbroek  * Copyright (c) 2004-2014 by Internet Systems Consortium, Inc. ("ISC")
8*83ee113eSDavid van Moolenbroek  * Copyright (c) 1996-2003 by Internet Software Consortium
9*83ee113eSDavid van Moolenbroek  *
10*83ee113eSDavid van Moolenbroek  * Permission to use, copy, modify, and distribute this software for any
11*83ee113eSDavid van Moolenbroek  * purpose with or without fee is hereby granted, provided that the above
12*83ee113eSDavid van Moolenbroek  * copyright notice and this permission notice appear in all copies.
13*83ee113eSDavid van Moolenbroek  *
14*83ee113eSDavid van Moolenbroek  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
15*83ee113eSDavid van Moolenbroek  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
16*83ee113eSDavid van Moolenbroek  * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
17*83ee113eSDavid van Moolenbroek  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
18*83ee113eSDavid van Moolenbroek  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
19*83ee113eSDavid van Moolenbroek  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
20*83ee113eSDavid van Moolenbroek  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21*83ee113eSDavid van Moolenbroek  *
22*83ee113eSDavid van Moolenbroek  *   Internet Systems Consortium, Inc.
23*83ee113eSDavid van Moolenbroek  *   950 Charter Street
24*83ee113eSDavid van Moolenbroek  *   Redwood City, CA 94063
25*83ee113eSDavid van Moolenbroek  *   <info@isc.org>
26*83ee113eSDavid van Moolenbroek  *   https://www.isc.org/
27*83ee113eSDavid van Moolenbroek  *
28*83ee113eSDavid van Moolenbroek  */
29*83ee113eSDavid van Moolenbroek 
30*83ee113eSDavid van Moolenbroek /*! \file includes/dhcpd.h */
31*83ee113eSDavid van Moolenbroek 
32*83ee113eSDavid van Moolenbroek #include "config.h"
33*83ee113eSDavid van Moolenbroek 
34*83ee113eSDavid van Moolenbroek #ifndef __CYGWIN32__
35*83ee113eSDavid van Moolenbroek #include <sys/types.h>
36*83ee113eSDavid van Moolenbroek #include <netinet/in.h>
37*83ee113eSDavid van Moolenbroek #include <sys/socket.h>
38*83ee113eSDavid van Moolenbroek #include <sys/un.h>
39*83ee113eSDavid van Moolenbroek #include <arpa/inet.h>
40*83ee113eSDavid van Moolenbroek #include <errno.h>
41*83ee113eSDavid van Moolenbroek 
42*83ee113eSDavid van Moolenbroek #include <netdb.h>
43*83ee113eSDavid van Moolenbroek #else
44*83ee113eSDavid van Moolenbroek #define fd_set cygwin_fd_set
45*83ee113eSDavid van Moolenbroek #include <sys/types.h>
46*83ee113eSDavid van Moolenbroek #endif
47*83ee113eSDavid van Moolenbroek #include <stddef.h>
48*83ee113eSDavid van Moolenbroek #include <fcntl.h>
49*83ee113eSDavid van Moolenbroek #include <stdio.h>
50*83ee113eSDavid van Moolenbroek #include <unistd.h>
51*83ee113eSDavid van Moolenbroek #include <string.h>
52*83ee113eSDavid van Moolenbroek #include <stdlib.h>
53*83ee113eSDavid van Moolenbroek #include <sys/stat.h>
54*83ee113eSDavid van Moolenbroek #include <sys/mman.h>
55*83ee113eSDavid van Moolenbroek #include <ctype.h>
56*83ee113eSDavid van Moolenbroek #include <time.h>
57*83ee113eSDavid van Moolenbroek 
58*83ee113eSDavid van Moolenbroek #include <net/if.h>
59*83ee113eSDavid van Moolenbroek #undef FDDI
60*83ee113eSDavid van Moolenbroek #include <net/route.h>
61*83ee113eSDavid van Moolenbroek #include <net/if_arp.h>
62*83ee113eSDavid van Moolenbroek #if HAVE_NET_IF_DL_H
63*83ee113eSDavid van Moolenbroek # include <net/if_dl.h>
64*83ee113eSDavid van Moolenbroek #endif
65*83ee113eSDavid van Moolenbroek 
66*83ee113eSDavid van Moolenbroek #include <setjmp.h>
67*83ee113eSDavid van Moolenbroek 
68*83ee113eSDavid van Moolenbroek #include "cdefs.h"
69*83ee113eSDavid van Moolenbroek #include "osdep.h"
70*83ee113eSDavid van Moolenbroek 
71*83ee113eSDavid van Moolenbroek #include "arpa/nameser.h"
72*83ee113eSDavid van Moolenbroek 
73*83ee113eSDavid van Moolenbroek #include "minires.h"
74*83ee113eSDavid van Moolenbroek 
75*83ee113eSDavid van Moolenbroek struct hash_table;
76*83ee113eSDavid van Moolenbroek typedef struct hash_table group_hash_t;
77*83ee113eSDavid van Moolenbroek typedef struct hash_table universe_hash_t;
78*83ee113eSDavid van Moolenbroek typedef struct hash_table option_name_hash_t;
79*83ee113eSDavid van Moolenbroek typedef struct hash_table option_code_hash_t;
80*83ee113eSDavid van Moolenbroek typedef struct hash_table dns_zone_hash_t;
81*83ee113eSDavid van Moolenbroek typedef struct hash_table lease_ip_hash_t;
82*83ee113eSDavid van Moolenbroek typedef struct hash_table lease_id_hash_t;
83*83ee113eSDavid van Moolenbroek typedef struct hash_table host_hash_t;
84*83ee113eSDavid van Moolenbroek typedef struct hash_table class_hash_t;
85*83ee113eSDavid van Moolenbroek 
86*83ee113eSDavid van Moolenbroek typedef time_t TIME;
87*83ee113eSDavid van Moolenbroek 
88*83ee113eSDavid van Moolenbroek #ifndef EOL
89*83ee113eSDavid van Moolenbroek #define EOL '\n'
90*83ee113eSDavid van Moolenbroek #endif
91*83ee113eSDavid van Moolenbroek 
92*83ee113eSDavid van Moolenbroek #include <omapip/isclib.h>
93*83ee113eSDavid van Moolenbroek #include <omapip/result.h>
94*83ee113eSDavid van Moolenbroek 
95*83ee113eSDavid van Moolenbroek #include "dhcp.h"
96*83ee113eSDavid van Moolenbroek #include "dhcp6.h"
97*83ee113eSDavid van Moolenbroek #include "statement.h"
98*83ee113eSDavid van Moolenbroek #include "tree.h"
99*83ee113eSDavid van Moolenbroek #include "inet.h"
100*83ee113eSDavid van Moolenbroek #include "dhctoken.h"
101*83ee113eSDavid van Moolenbroek 
102*83ee113eSDavid van Moolenbroek #include <omapip/omapip_p.h>
103*83ee113eSDavid van Moolenbroek 
104*83ee113eSDavid van Moolenbroek #if defined(LDAP_CONFIGURATION)
105*83ee113eSDavid van Moolenbroek # include <ldap.h>
106*83ee113eSDavid van Moolenbroek # include <sys/utsname.h> /* for uname() */
107*83ee113eSDavid van Moolenbroek #endif
108*83ee113eSDavid van Moolenbroek 
109*83ee113eSDavid van Moolenbroek #if !defined (BYTE_NAME_HASH_SIZE)
110*83ee113eSDavid van Moolenbroek # define BYTE_NAME_HASH_SIZE	401	/* Default would be ridiculous. */
111*83ee113eSDavid van Moolenbroek #endif
112*83ee113eSDavid van Moolenbroek #if !defined (BYTE_CODE_HASH_SIZE)
113*83ee113eSDavid van Moolenbroek # define BYTE_CODE_HASH_SIZE	254	/* Default would be ridiculous. */
114*83ee113eSDavid van Moolenbroek #endif
115*83ee113eSDavid van Moolenbroek 
116*83ee113eSDavid van Moolenbroek /* Although it is highly improbable that a 16-bit option space might
117*83ee113eSDavid van Moolenbroek  * actually use 2^16 actual defined options, it is the worst case
118*83ee113eSDavid van Moolenbroek  * scenario we must prepare for.  Having 4 options per bucket in this
119*83ee113eSDavid van Moolenbroek  * case is pretty reasonable.
120*83ee113eSDavid van Moolenbroek  */
121*83ee113eSDavid van Moolenbroek #if !defined (WORD_NAME_HASH_SIZE)
122*83ee113eSDavid van Moolenbroek # define WORD_NAME_HASH_SIZE	20479
123*83ee113eSDavid van Moolenbroek #endif
124*83ee113eSDavid van Moolenbroek #if !defined (WORD_CODE_HASH_SIZE)
125*83ee113eSDavid van Moolenbroek # define WORD_CODE_HASH_SIZE	16384
126*83ee113eSDavid van Moolenbroek #endif
127*83ee113eSDavid van Moolenbroek 
128*83ee113eSDavid van Moolenbroek /* Not only is it improbable that the 32-bit spaces might actually use 2^32
129*83ee113eSDavid van Moolenbroek  * defined options, it is infeasible.  It would be best for this kind of
130*83ee113eSDavid van Moolenbroek  * space to be dynamically sized.  Instead we size it at the word hash's
131*83ee113eSDavid van Moolenbroek  * level.
132*83ee113eSDavid van Moolenbroek  */
133*83ee113eSDavid van Moolenbroek #if !defined (QUAD_NAME_HASH_SIZE)
134*83ee113eSDavid van Moolenbroek # define QUAD_NAME_HASH_SIZE	WORD_NAME_HASH_SIZE
135*83ee113eSDavid van Moolenbroek #endif
136*83ee113eSDavid van Moolenbroek #if !defined (QUAD_CODE_HASH_SIZE)
137*83ee113eSDavid van Moolenbroek # define QUAD_CODE_HASH_SIZE	WORD_CODE_HASH_SIZE
138*83ee113eSDavid van Moolenbroek #endif
139*83ee113eSDavid van Moolenbroek 
140*83ee113eSDavid van Moolenbroek #if !defined (DNS_HASH_SIZE)
141*83ee113eSDavid van Moolenbroek # define DNS_HASH_SIZE		0	/* Default. */
142*83ee113eSDavid van Moolenbroek #endif
143*83ee113eSDavid van Moolenbroek 
144*83ee113eSDavid van Moolenbroek /* Default size to use for name/code hashes on user-defined option spaces. */
145*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_SPACE_HASH_SIZE)
146*83ee113eSDavid van Moolenbroek # define DEFAULT_SPACE_HASH_SIZE	11
147*83ee113eSDavid van Moolenbroek #endif
148*83ee113eSDavid van Moolenbroek 
149*83ee113eSDavid van Moolenbroek #if !defined (NWIP_HASH_SIZE)
150*83ee113eSDavid van Moolenbroek # define NWIP_HASH_SIZE		17	/* A really small table. */
151*83ee113eSDavid van Moolenbroek #endif
152*83ee113eSDavid van Moolenbroek 
153*83ee113eSDavid van Moolenbroek #if !defined (FQDN_HASH_SIZE)
154*83ee113eSDavid van Moolenbroek # define FQDN_HASH_SIZE		13	/* A ridiculously small table. */
155*83ee113eSDavid van Moolenbroek #endif
156*83ee113eSDavid van Moolenbroek 
157*83ee113eSDavid van Moolenbroek /* I really doubt a given installation is going to have more than a few
158*83ee113eSDavid van Moolenbroek  * hundred vendors involved.
159*83ee113eSDavid van Moolenbroek  */
160*83ee113eSDavid van Moolenbroek #if !defined (VIVCO_HASH_SIZE)
161*83ee113eSDavid van Moolenbroek # define VIVCO_HASH_SIZE	127
162*83ee113eSDavid van Moolenbroek #endif
163*83ee113eSDavid van Moolenbroek 
164*83ee113eSDavid van Moolenbroek #if !defined (VIVSO_HASH_SIZE)
165*83ee113eSDavid van Moolenbroek # define VIVSO_HASH_SIZE	VIVCO_HASH_SIZE
166*83ee113eSDavid van Moolenbroek #endif
167*83ee113eSDavid van Moolenbroek 
168*83ee113eSDavid van Moolenbroek #if !defined (VSIO_HASH_SIZE)
169*83ee113eSDavid van Moolenbroek # define VSIO_HASH_SIZE         VIVCO_HASH_SIZE
170*83ee113eSDavid van Moolenbroek #endif
171*83ee113eSDavid van Moolenbroek 
172*83ee113eSDavid van Moolenbroek #if !defined (VIV_ISC_HASH_SIZE)
173*83ee113eSDavid van Moolenbroek # define VIV_ISC_HASH_SIZE	3	/* An incredulously small table. */
174*83ee113eSDavid van Moolenbroek #endif
175*83ee113eSDavid van Moolenbroek 
176*83ee113eSDavid van Moolenbroek #if !defined (UNIVERSE_HASH_SIZE)
177*83ee113eSDavid van Moolenbroek # define UNIVERSE_HASH_SIZE	13	/* A really small table. */
178*83ee113eSDavid van Moolenbroek #endif
179*83ee113eSDavid van Moolenbroek 
180*83ee113eSDavid van Moolenbroek #if !defined (GROUP_HASH_SIZE)
181*83ee113eSDavid van Moolenbroek # define GROUP_HASH_SIZE	0	/* Default. */
182*83ee113eSDavid van Moolenbroek #endif
183*83ee113eSDavid van Moolenbroek 
184*83ee113eSDavid van Moolenbroek /* At least one person has indicated they use ~20k host records.
185*83ee113eSDavid van Moolenbroek  */
186*83ee113eSDavid van Moolenbroek #if !defined (HOST_HASH_SIZE)
187*83ee113eSDavid van Moolenbroek # define HOST_HASH_SIZE		22501
188*83ee113eSDavid van Moolenbroek #endif
189*83ee113eSDavid van Moolenbroek 
190*83ee113eSDavid van Moolenbroek /* We have user reports of use of ISC DHCP numbering leases in the 200k's.
191*83ee113eSDavid van Moolenbroek  *
192*83ee113eSDavid van Moolenbroek  * We also have reports of folks using 10.0/8 as a dynamic range.  The
193*83ee113eSDavid van Moolenbroek  * following is something of a compromise between the two.  At the ~2-3
194*83ee113eSDavid van Moolenbroek  * hundred thousand leases, there's ~2-3 leases to search in each bucket.
195*83ee113eSDavid van Moolenbroek  */
196*83ee113eSDavid van Moolenbroek #if !defined (LEASE_HASH_SIZE)
197*83ee113eSDavid van Moolenbroek # define LEASE_HASH_SIZE	100003
198*83ee113eSDavid van Moolenbroek #endif
199*83ee113eSDavid van Moolenbroek 
200*83ee113eSDavid van Moolenbroek /* It is not known what the worst case subclass hash size is.  We estimate
201*83ee113eSDavid van Moolenbroek  * high, I think.
202*83ee113eSDavid van Moolenbroek  */
203*83ee113eSDavid van Moolenbroek #if !defined (SCLASS_HASH_SIZE)
204*83ee113eSDavid van Moolenbroek # define SCLASS_HASH_SIZE	12007
205*83ee113eSDavid van Moolenbroek #endif
206*83ee113eSDavid van Moolenbroek 
207*83ee113eSDavid van Moolenbroek #if !defined (AGENT_HASH_SIZE)
208*83ee113eSDavid van Moolenbroek # define AGENT_HASH_SIZE	11	/* A really small table. */
209*83ee113eSDavid van Moolenbroek #endif
210*83ee113eSDavid van Moolenbroek 
211*83ee113eSDavid van Moolenbroek /* The server hash size is used for both names and codes.  There aren't
212*83ee113eSDavid van Moolenbroek  * many (roughly 50 at the moment), so we use a smaller table.  If we
213*83ee113eSDavid van Moolenbroek  * use a 1:1 table size, then we get name collisions due to poor name
214*83ee113eSDavid van Moolenbroek  * hashing.  So we use double the space we need, which drastically
215*83ee113eSDavid van Moolenbroek  * reduces collisions.
216*83ee113eSDavid van Moolenbroek  */
217*83ee113eSDavid van Moolenbroek #if !defined (SERVER_HASH_SIZE)
218*83ee113eSDavid van Moolenbroek # define SERVER_HASH_SIZE (2*(sizeof(server_options) / sizeof(struct option)))
219*83ee113eSDavid van Moolenbroek #endif
220*83ee113eSDavid van Moolenbroek 
221*83ee113eSDavid van Moolenbroek 
222*83ee113eSDavid van Moolenbroek /* How many options are likely to appear in a single packet? */
223*83ee113eSDavid van Moolenbroek #if !defined (OPTION_HASH_SIZE)
224*83ee113eSDavid van Moolenbroek # define OPTION_HASH_SIZE 17
225*83ee113eSDavid van Moolenbroek # define OPTION_HASH_PTWO 32	/* Next power of two above option hash. */
226*83ee113eSDavid van Moolenbroek # define OPTION_HASH_EXP 5	/* The exponent for that power of two. */
227*83ee113eSDavid van Moolenbroek #endif
228*83ee113eSDavid van Moolenbroek 
229*83ee113eSDavid van Moolenbroek #define compute_option_hash(x) \
230*83ee113eSDavid van Moolenbroek 	(((x) & (OPTION_HASH_PTWO - 1)) + \
231*83ee113eSDavid van Moolenbroek 	 (((x) >> OPTION_HASH_EXP) & \
232*83ee113eSDavid van Moolenbroek 	  (OPTION_HASH_PTWO - 1))) % OPTION_HASH_SIZE;
233*83ee113eSDavid van Moolenbroek 
234*83ee113eSDavid van Moolenbroek enum dhcp_shutdown_state {
235*83ee113eSDavid van Moolenbroek 	shutdown_listeners,
236*83ee113eSDavid van Moolenbroek 	shutdown_omapi_connections,
237*83ee113eSDavid van Moolenbroek 	shutdown_drop_omapi_connections,
238*83ee113eSDavid van Moolenbroek 	shutdown_dhcp,
239*83ee113eSDavid van Moolenbroek 	shutdown_done
240*83ee113eSDavid van Moolenbroek };
241*83ee113eSDavid van Moolenbroek 
242*83ee113eSDavid van Moolenbroek /* Client FQDN option, failover FQDN option, etc. */
243*83ee113eSDavid van Moolenbroek typedef struct {
244*83ee113eSDavid van Moolenbroek 	u_int8_t codes [2];
245*83ee113eSDavid van Moolenbroek 	unsigned length;
246*83ee113eSDavid van Moolenbroek 	u_int8_t *data;
247*83ee113eSDavid van Moolenbroek } ddns_fqdn_t;
248*83ee113eSDavid van Moolenbroek 
249*83ee113eSDavid van Moolenbroek #include "failover.h"
250*83ee113eSDavid van Moolenbroek 
251*83ee113eSDavid van Moolenbroek /* A parsing context. */
252*83ee113eSDavid van Moolenbroek 
253*83ee113eSDavid van Moolenbroek struct parse {
254*83ee113eSDavid van Moolenbroek 	int lexline;
255*83ee113eSDavid van Moolenbroek 	int lexchar;
256*83ee113eSDavid van Moolenbroek 	char *token_line;
257*83ee113eSDavid van Moolenbroek 	char *prev_line;
258*83ee113eSDavid van Moolenbroek 	char *cur_line;
259*83ee113eSDavid van Moolenbroek 	const char *tlname;
260*83ee113eSDavid van Moolenbroek 	int eol_token;
261*83ee113eSDavid van Moolenbroek 
262*83ee113eSDavid van Moolenbroek 	/*
263*83ee113eSDavid van Moolenbroek 	 * In order to give nice output when we have a parsing error
264*83ee113eSDavid van Moolenbroek 	 * in our file, we keep track of where we are in the line so
265*83ee113eSDavid van Moolenbroek 	 * that we can show the user.
266*83ee113eSDavid van Moolenbroek 	 *
267*83ee113eSDavid van Moolenbroek 	 * We need to keep track of two lines, because we can look
268*83ee113eSDavid van Moolenbroek 	 * ahead, via the "peek" function, to the next line sometimes.
269*83ee113eSDavid van Moolenbroek 	 *
270*83ee113eSDavid van Moolenbroek 	 * The "line1" and "line2" variables act as buffers for this
271*83ee113eSDavid van Moolenbroek 	 * information. The "lpos" variable tells us where we are in the
272*83ee113eSDavid van Moolenbroek 	 * line.
273*83ee113eSDavid van Moolenbroek 	 *
274*83ee113eSDavid van Moolenbroek 	 * When we "put back" a character from the parsing context, we
275*83ee113eSDavid van Moolenbroek 	 * do not want to have the character appear twice in the error
276*83ee113eSDavid van Moolenbroek 	 * output. So, we set a flag, the "ugflag", which the
277*83ee113eSDavid van Moolenbroek 	 * get_char() function uses to check for this condition.
278*83ee113eSDavid van Moolenbroek 	 */
279*83ee113eSDavid van Moolenbroek 	char line1 [81];
280*83ee113eSDavid van Moolenbroek 	char line2 [81];
281*83ee113eSDavid van Moolenbroek 	int lpos;
282*83ee113eSDavid van Moolenbroek 	int line;
283*83ee113eSDavid van Moolenbroek 	int tlpos;
284*83ee113eSDavid van Moolenbroek 	int tline;
285*83ee113eSDavid van Moolenbroek 	enum dhcp_token token;
286*83ee113eSDavid van Moolenbroek 	int ugflag;
287*83ee113eSDavid van Moolenbroek 	char *tval;
288*83ee113eSDavid van Moolenbroek 	int tlen;
289*83ee113eSDavid van Moolenbroek 	char tokbuf [1500];
290*83ee113eSDavid van Moolenbroek 
291*83ee113eSDavid van Moolenbroek 	int warnings_occurred;
292*83ee113eSDavid van Moolenbroek 	int file;
293*83ee113eSDavid van Moolenbroek 	char *inbuf;
294*83ee113eSDavid van Moolenbroek 	size_t bufix, buflen;
295*83ee113eSDavid van Moolenbroek 	size_t bufsiz;
296*83ee113eSDavid van Moolenbroek 
297*83ee113eSDavid van Moolenbroek 	struct parse *saved_state;
298*83ee113eSDavid van Moolenbroek 
299*83ee113eSDavid van Moolenbroek #if defined(LDAP_CONFIGURATION)
300*83ee113eSDavid van Moolenbroek 	/*
301*83ee113eSDavid van Moolenbroek 	 * LDAP configuration uses a call-back to iteratively read config
302*83ee113eSDavid van Moolenbroek 	 * off of the LDAP repository.
303*83ee113eSDavid van Moolenbroek 	 * XXX: The token stream can not be rewound reliably, so this must
304*83ee113eSDavid van Moolenbroek 	 * be addressed for DHCPv6 support.
305*83ee113eSDavid van Moolenbroek 	 */
306*83ee113eSDavid van Moolenbroek 	int (*read_function)(struct parse *);
307*83ee113eSDavid van Moolenbroek #endif
308*83ee113eSDavid van Moolenbroek };
309*83ee113eSDavid van Moolenbroek 
310*83ee113eSDavid van Moolenbroek /* Variable-length array of data. */
311*83ee113eSDavid van Moolenbroek 
312*83ee113eSDavid van Moolenbroek struct string_list {
313*83ee113eSDavid van Moolenbroek 	struct string_list *next;
314*83ee113eSDavid van Moolenbroek 	char string [1];
315*83ee113eSDavid van Moolenbroek };
316*83ee113eSDavid van Moolenbroek 
317*83ee113eSDavid van Moolenbroek /* A name server, from /etc/resolv.conf. */
318*83ee113eSDavid van Moolenbroek struct name_server {
319*83ee113eSDavid van Moolenbroek 	struct name_server *next;
320*83ee113eSDavid van Moolenbroek 	struct sockaddr_in addr;
321*83ee113eSDavid van Moolenbroek 	TIME rcdate;
322*83ee113eSDavid van Moolenbroek };
323*83ee113eSDavid van Moolenbroek 
324*83ee113eSDavid van Moolenbroek /* A domain search list element. */
325*83ee113eSDavid van Moolenbroek struct domain_search_list {
326*83ee113eSDavid van Moolenbroek 	struct domain_search_list *next;
327*83ee113eSDavid van Moolenbroek 	char *domain;
328*83ee113eSDavid van Moolenbroek 	TIME rcdate;
329*83ee113eSDavid van Moolenbroek };
330*83ee113eSDavid van Moolenbroek 
331*83ee113eSDavid van Moolenbroek /* Option tag structures are used to build chains of option tags, for
332*83ee113eSDavid van Moolenbroek    when we're sure we're not going to have enough of them to justify
333*83ee113eSDavid van Moolenbroek    maintaining an array. */
334*83ee113eSDavid van Moolenbroek 
335*83ee113eSDavid van Moolenbroek struct option_tag {
336*83ee113eSDavid van Moolenbroek 	struct option_tag *next;
337*83ee113eSDavid van Moolenbroek 	u_int8_t data [1];
338*83ee113eSDavid van Moolenbroek };
339*83ee113eSDavid van Moolenbroek 
340*83ee113eSDavid van Moolenbroek /* An agent option structure.   We need a special structure for the
341*83ee113eSDavid van Moolenbroek    Relay Agent Information option because if more than one appears in
342*83ee113eSDavid van Moolenbroek    a message, we have to keep them separate. */
343*83ee113eSDavid van Moolenbroek 
344*83ee113eSDavid van Moolenbroek struct agent_options {
345*83ee113eSDavid van Moolenbroek 	struct agent_options *next;
346*83ee113eSDavid van Moolenbroek 	int length;
347*83ee113eSDavid van Moolenbroek 	struct option_tag *first;
348*83ee113eSDavid van Moolenbroek };
349*83ee113eSDavid van Moolenbroek 
350*83ee113eSDavid van Moolenbroek struct option_cache {
351*83ee113eSDavid van Moolenbroek 	int refcnt;
352*83ee113eSDavid van Moolenbroek 	struct option_cache *next;
353*83ee113eSDavid van Moolenbroek 	struct expression *expression;
354*83ee113eSDavid van Moolenbroek 	struct option *option;
355*83ee113eSDavid van Moolenbroek 	struct data_string data;
356*83ee113eSDavid van Moolenbroek 
357*83ee113eSDavid van Moolenbroek 	#define OPTION_HAD_NULLS	0x00000001
358*83ee113eSDavid van Moolenbroek 	u_int32_t flags;
359*83ee113eSDavid van Moolenbroek };
360*83ee113eSDavid van Moolenbroek 
361*83ee113eSDavid van Moolenbroek struct option_state {
362*83ee113eSDavid van Moolenbroek 	int refcnt;
363*83ee113eSDavid van Moolenbroek 	int universe_count;
364*83ee113eSDavid van Moolenbroek 	int site_universe;
365*83ee113eSDavid van Moolenbroek 	int site_code_min;
366*83ee113eSDavid van Moolenbroek 	void *universes [1];
367*83ee113eSDavid van Moolenbroek };
368*83ee113eSDavid van Moolenbroek 
369*83ee113eSDavid van Moolenbroek /* A dhcp packet and the pointers to its option values. */
370*83ee113eSDavid van Moolenbroek struct packet {
371*83ee113eSDavid van Moolenbroek 	struct dhcp_packet *raw;
372*83ee113eSDavid van Moolenbroek 	int refcnt;
373*83ee113eSDavid van Moolenbroek 	unsigned packet_length;
374*83ee113eSDavid van Moolenbroek 	int packet_type;
375*83ee113eSDavid van Moolenbroek 
376*83ee113eSDavid van Moolenbroek 	unsigned char dhcpv6_msg_type;		/* DHCPv6 message type */
377*83ee113eSDavid van Moolenbroek 
378*83ee113eSDavid van Moolenbroek 	/* DHCPv6 transaction ID */
379*83ee113eSDavid van Moolenbroek 	unsigned char dhcpv6_transaction_id[3];
380*83ee113eSDavid van Moolenbroek 
381*83ee113eSDavid van Moolenbroek 	/* DHCPv6 relay information */
382*83ee113eSDavid van Moolenbroek 	unsigned char dhcpv6_hop_count;
383*83ee113eSDavid van Moolenbroek 	struct in6_addr dhcpv6_link_address;
384*83ee113eSDavid van Moolenbroek 	struct in6_addr dhcpv6_peer_address;
385*83ee113eSDavid van Moolenbroek 
386*83ee113eSDavid van Moolenbroek 	/* DHCPv6 packet containing this one, or NULL if none */
387*83ee113eSDavid van Moolenbroek 	struct packet *dhcpv6_container_packet;
388*83ee113eSDavid van Moolenbroek 
389*83ee113eSDavid van Moolenbroek 	int options_valid;
390*83ee113eSDavid van Moolenbroek 	int client_port;
391*83ee113eSDavid van Moolenbroek 	struct iaddr client_addr;
392*83ee113eSDavid van Moolenbroek 	struct interface_info *interface;	/* Interface on which packet
393*83ee113eSDavid van Moolenbroek 						   was received. */
394*83ee113eSDavid van Moolenbroek 	struct hardware *haddr;		/* Physical link address
395*83ee113eSDavid van Moolenbroek 					   of local sender (maybe gateway). */
396*83ee113eSDavid van Moolenbroek 
397*83ee113eSDavid van Moolenbroek 	/* Information for relay agent options (see
398*83ee113eSDavid van Moolenbroek 	   draft-ietf-dhc-agent-options-xx.txt). */
399*83ee113eSDavid van Moolenbroek 	u_int8_t *circuit_id;		/* Circuit ID of client connection. */
400*83ee113eSDavid van Moolenbroek 	int circuit_id_len;
401*83ee113eSDavid van Moolenbroek 	u_int8_t *remote_id;		/* Remote ID of client. */
402*83ee113eSDavid van Moolenbroek 	int remote_id_len;
403*83ee113eSDavid van Moolenbroek 
404*83ee113eSDavid van Moolenbroek 	int got_requested_address;	/* True if client sent the
405*83ee113eSDavid van Moolenbroek 					   dhcp-requested-address option. */
406*83ee113eSDavid van Moolenbroek 
407*83ee113eSDavid van Moolenbroek 	struct shared_network *shared_network;
408*83ee113eSDavid van Moolenbroek 	struct option_state *options;
409*83ee113eSDavid van Moolenbroek 
410*83ee113eSDavid van Moolenbroek #if !defined (PACKET_MAX_CLASSES)
411*83ee113eSDavid van Moolenbroek # define PACKET_MAX_CLASSES 5
412*83ee113eSDavid van Moolenbroek #endif
413*83ee113eSDavid van Moolenbroek 	int class_count;
414*83ee113eSDavid van Moolenbroek 	struct class *classes [PACKET_MAX_CLASSES];
415*83ee113eSDavid van Moolenbroek 
416*83ee113eSDavid van Moolenbroek 	int known;
417*83ee113eSDavid van Moolenbroek 	int authenticated;
418*83ee113eSDavid van Moolenbroek 
419*83ee113eSDavid van Moolenbroek 	/* If we stash agent options onto the packet option state, to pretend
420*83ee113eSDavid van Moolenbroek 	 * options we got in a previous exchange were still there, we need
421*83ee113eSDavid van Moolenbroek 	 * to signal this in a reliable way.
422*83ee113eSDavid van Moolenbroek 	 */
423*83ee113eSDavid van Moolenbroek 	isc_boolean_t agent_options_stashed;
424*83ee113eSDavid van Moolenbroek 
425*83ee113eSDavid van Moolenbroek 	/*
426*83ee113eSDavid van Moolenbroek 	 * ISC_TRUE if packet received unicast (as opposed to multicast).
427*83ee113eSDavid van Moolenbroek 	 * Only used in DHCPv6.
428*83ee113eSDavid van Moolenbroek 	 */
429*83ee113eSDavid van Moolenbroek 	isc_boolean_t unicast;
430*83ee113eSDavid van Moolenbroek };
431*83ee113eSDavid van Moolenbroek 
432*83ee113eSDavid van Moolenbroek /*
433*83ee113eSDavid van Moolenbroek  * A network interface's MAC address.
434*83ee113eSDavid van Moolenbroek  * 20 bytes for the hardware address
435*83ee113eSDavid van Moolenbroek  * and 1 byte for the type tag
436*83ee113eSDavid van Moolenbroek  */
437*83ee113eSDavid van Moolenbroek 
438*83ee113eSDavid van Moolenbroek #define HARDWARE_ADDR_LEN 20
439*83ee113eSDavid van Moolenbroek 
440*83ee113eSDavid van Moolenbroek struct hardware {
441*83ee113eSDavid van Moolenbroek 	u_int8_t hlen;
442*83ee113eSDavid van Moolenbroek 	u_int8_t hbuf[HARDWARE_ADDR_LEN + 1];
443*83ee113eSDavid van Moolenbroek };
444*83ee113eSDavid van Moolenbroek 
445*83ee113eSDavid van Moolenbroek #if defined(LDAP_CONFIGURATION)
446*83ee113eSDavid van Moolenbroek # define LDAP_BUFFER_SIZE		8192
447*83ee113eSDavid van Moolenbroek # define LDAP_METHOD_STATIC		0
448*83ee113eSDavid van Moolenbroek # define LDAP_METHOD_DYNAMIC	1
449*83ee113eSDavid van Moolenbroek #if defined (LDAP_USE_SSL)
450*83ee113eSDavid van Moolenbroek # define LDAP_SSL_OFF			0
451*83ee113eSDavid van Moolenbroek # define LDAP_SSL_ON			1
452*83ee113eSDavid van Moolenbroek # define LDAP_SSL_TLS			2
453*83ee113eSDavid van Moolenbroek # define LDAP_SSL_LDAPS			3
454*83ee113eSDavid van Moolenbroek #endif
455*83ee113eSDavid van Moolenbroek 
456*83ee113eSDavid van Moolenbroek /* This is a tree of the current configuration we are building from LDAP */
457*83ee113eSDavid van Moolenbroek struct ldap_config_stack {
458*83ee113eSDavid van Moolenbroek 	LDAPMessage * res;	/* Pointer returned from ldap_search */
459*83ee113eSDavid van Moolenbroek 	LDAPMessage * ldent;	/* Current item in LDAP that we're processing.
460*83ee113eSDavid van Moolenbroek 							in res */
461*83ee113eSDavid van Moolenbroek 	int close_brace;	/* Put a closing } after we're through with
462*83ee113eSDavid van Moolenbroek 						this item */
463*83ee113eSDavid van Moolenbroek 	int processed;	/* We set this flag if this base item has been
464*83ee113eSDavid van Moolenbroek 					processed. After this base item is processed,
465*83ee113eSDavid van Moolenbroek 					we can start processing the children */
466*83ee113eSDavid van Moolenbroek 	struct ldap_config_stack *children;
467*83ee113eSDavid van Moolenbroek 	struct ldap_config_stack *next;
468*83ee113eSDavid van Moolenbroek };
469*83ee113eSDavid van Moolenbroek #endif
470*83ee113eSDavid van Moolenbroek 
471*83ee113eSDavid van Moolenbroek typedef enum {
472*83ee113eSDavid van Moolenbroek 	server_startup = 0,
473*83ee113eSDavid van Moolenbroek 	server_running = 1,
474*83ee113eSDavid van Moolenbroek 	server_shutdown = 2,
475*83ee113eSDavid van Moolenbroek 	server_hibernate = 3,
476*83ee113eSDavid van Moolenbroek 	server_awaken = 4
477*83ee113eSDavid van Moolenbroek } control_object_state_t;
478*83ee113eSDavid van Moolenbroek 
479*83ee113eSDavid van Moolenbroek typedef struct {
480*83ee113eSDavid van Moolenbroek 	OMAPI_OBJECT_PREAMBLE;
481*83ee113eSDavid van Moolenbroek 	control_object_state_t state;
482*83ee113eSDavid van Moolenbroek } dhcp_control_object_t;
483*83ee113eSDavid van Moolenbroek 
484*83ee113eSDavid van Moolenbroek /* Lease states: */
485*83ee113eSDavid van Moolenbroek #define FTS_FREE	1
486*83ee113eSDavid van Moolenbroek #define FTS_ACTIVE	2
487*83ee113eSDavid van Moolenbroek #define FTS_EXPIRED	3
488*83ee113eSDavid van Moolenbroek #define FTS_RELEASED	4
489*83ee113eSDavid van Moolenbroek #define FTS_ABANDONED	5
490*83ee113eSDavid van Moolenbroek #define FTS_RESET	6
491*83ee113eSDavid van Moolenbroek #define FTS_BACKUP	7
492*83ee113eSDavid van Moolenbroek typedef u_int8_t binding_state_t;
493*83ee113eSDavid van Moolenbroek 
494*83ee113eSDavid van Moolenbroek /* FTS_LAST is the highest value that is valid for a lease binding state. */
495*83ee113eSDavid van Moolenbroek #define FTS_LAST FTS_BACKUP
496*83ee113eSDavid van Moolenbroek 
497*83ee113eSDavid van Moolenbroek /*
498*83ee113eSDavid van Moolenbroek  * A block for the on statements so we can share the structure
499*83ee113eSDavid van Moolenbroek  * between v4 and v6
500*83ee113eSDavid van Moolenbroek  */
501*83ee113eSDavid van Moolenbroek struct on_star {
502*83ee113eSDavid van Moolenbroek 	struct executable_statement *on_expiry;
503*83ee113eSDavid van Moolenbroek 	struct executable_statement *on_commit;
504*83ee113eSDavid van Moolenbroek 	struct executable_statement *on_release;
505*83ee113eSDavid van Moolenbroek };
506*83ee113eSDavid van Moolenbroek 
507*83ee113eSDavid van Moolenbroek /* A dhcp lease declaration structure. */
508*83ee113eSDavid van Moolenbroek struct lease {
509*83ee113eSDavid van Moolenbroek 	OMAPI_OBJECT_PREAMBLE;
510*83ee113eSDavid van Moolenbroek 	struct lease *next;
511*83ee113eSDavid van Moolenbroek 	struct lease *n_uid, *n_hw;
512*83ee113eSDavid van Moolenbroek 
513*83ee113eSDavid van Moolenbroek 	struct iaddr ip_addr;
514*83ee113eSDavid van Moolenbroek 	TIME starts, ends, sort_time;
515*83ee113eSDavid van Moolenbroek 	char *client_hostname;
516*83ee113eSDavid van Moolenbroek 	struct binding_scope *scope;
517*83ee113eSDavid van Moolenbroek 	struct host_decl *host;
518*83ee113eSDavid van Moolenbroek 	struct subnet *subnet;
519*83ee113eSDavid van Moolenbroek 	struct pool *pool;
520*83ee113eSDavid van Moolenbroek 	struct class *billing_class;
521*83ee113eSDavid van Moolenbroek 	struct option_chain_head *agent_options;
522*83ee113eSDavid van Moolenbroek 
523*83ee113eSDavid van Moolenbroek 	/* insert the structure directly */
524*83ee113eSDavid van Moolenbroek 	struct on_star on_star;
525*83ee113eSDavid van Moolenbroek 
526*83ee113eSDavid van Moolenbroek 	unsigned char *uid;
527*83ee113eSDavid van Moolenbroek 	unsigned short uid_len;
528*83ee113eSDavid van Moolenbroek 	unsigned short uid_max;
529*83ee113eSDavid van Moolenbroek 	unsigned char uid_buf [7];
530*83ee113eSDavid van Moolenbroek 	struct hardware hardware_addr;
531*83ee113eSDavid van Moolenbroek 
532*83ee113eSDavid van Moolenbroek 	u_int8_t flags;
533*83ee113eSDavid van Moolenbroek #       define STATIC_LEASE		1
534*83ee113eSDavid van Moolenbroek #	define BOOTP_LEASE		2
535*83ee113eSDavid van Moolenbroek #	define RESERVED_LEASE		4
536*83ee113eSDavid van Moolenbroek #	define MS_NULL_TERMINATION	8
537*83ee113eSDavid van Moolenbroek #	define ON_UPDATE_QUEUE		16
538*83ee113eSDavid van Moolenbroek #	define ON_ACK_QUEUE		32
539*83ee113eSDavid van Moolenbroek #	define ON_QUEUE			(ON_UPDATE_QUEUE | ON_ACK_QUEUE)
540*83ee113eSDavid van Moolenbroek #	define UNICAST_BROADCAST_HACK	64
541*83ee113eSDavid van Moolenbroek #	define ON_DEFERRED_QUEUE	128
542*83ee113eSDavid van Moolenbroek 
543*83ee113eSDavid van Moolenbroek /* Persistent flags are to be preserved on a given lease structure. */
544*83ee113eSDavid van Moolenbroek #       define PERSISTENT_FLAGS		(ON_ACK_QUEUE | ON_UPDATE_QUEUE)
545*83ee113eSDavid van Moolenbroek /* Ephemeral flags are to be preserved on a given lease (copied etc). */
546*83ee113eSDavid van Moolenbroek #	define EPHEMERAL_FLAGS		(MS_NULL_TERMINATION | \
547*83ee113eSDavid van Moolenbroek 					 UNICAST_BROADCAST_HACK | \
548*83ee113eSDavid van Moolenbroek 					 RESERVED_LEASE | \
549*83ee113eSDavid van Moolenbroek 					 BOOTP_LEASE)
550*83ee113eSDavid van Moolenbroek 
551*83ee113eSDavid van Moolenbroek 	/*
552*83ee113eSDavid van Moolenbroek 	 * The lease's binding state is its current state.  The next binding
553*83ee113eSDavid van Moolenbroek 	 * state is the next state this lease will move into by expiration,
554*83ee113eSDavid van Moolenbroek 	 * or timers in general.  The desired binding state is used on lease
555*83ee113eSDavid van Moolenbroek 	 * updates; the caller is attempting to move the lease to the desired
556*83ee113eSDavid van Moolenbroek 	 * binding state (and this may either succeed or fail, so the binding
557*83ee113eSDavid van Moolenbroek 	 * state must be preserved).
558*83ee113eSDavid van Moolenbroek 	 *
559*83ee113eSDavid van Moolenbroek 	 * The 'rewind' binding state is used in failover processing.  It
560*83ee113eSDavid van Moolenbroek 	 * is used for an optimization when out of communications; it allows
561*83ee113eSDavid van Moolenbroek 	 * the server to "rewind" a lease to the previous state acknowledged
562*83ee113eSDavid van Moolenbroek 	 * by the peer, and progress forward from that point.
563*83ee113eSDavid van Moolenbroek 	 */
564*83ee113eSDavid van Moolenbroek 	binding_state_t binding_state;
565*83ee113eSDavid van Moolenbroek 	binding_state_t next_binding_state;
566*83ee113eSDavid van Moolenbroek 	binding_state_t desired_binding_state;
567*83ee113eSDavid van Moolenbroek 	binding_state_t rewind_binding_state;
568*83ee113eSDavid van Moolenbroek 
569*83ee113eSDavid van Moolenbroek 	struct lease_state *state;
570*83ee113eSDavid van Moolenbroek 
571*83ee113eSDavid van Moolenbroek 	/*
572*83ee113eSDavid van Moolenbroek 	 * 'tsfp' is more of an 'effective' tsfp.  It may be calculated from
573*83ee113eSDavid van Moolenbroek 	 * stos+mclt for example if it's an expired lease and the server is
574*83ee113eSDavid van Moolenbroek 	 * in partner-down state.  'atsfp' is zeroed whenever a lease is
575*83ee113eSDavid van Moolenbroek 	 * updated - and only set when the peer acknowledges it.  This
576*83ee113eSDavid van Moolenbroek 	 * ensures every state change is transmitted.
577*83ee113eSDavid van Moolenbroek 	 */
578*83ee113eSDavid van Moolenbroek 	TIME tstp;	/* Time sent to partner. */
579*83ee113eSDavid van Moolenbroek 	TIME tsfp;	/* Time sent from partner. */
580*83ee113eSDavid van Moolenbroek 	TIME atsfp;	/* Actual time sent from partner. */
581*83ee113eSDavid van Moolenbroek 	TIME cltt;	/* Client last transaction time. */
582*83ee113eSDavid van Moolenbroek 	u_int32_t last_xid; /* XID we sent in this lease's BNDUPD */
583*83ee113eSDavid van Moolenbroek 	struct lease *next_pending;
584*83ee113eSDavid van Moolenbroek 
585*83ee113eSDavid van Moolenbroek 	/*
586*83ee113eSDavid van Moolenbroek 	 * A pointer to the state of the ddns update for this lease.
587*83ee113eSDavid van Moolenbroek 	 * It should be set while the update is in progress and cleared
588*83ee113eSDavid van Moolenbroek 	 * when the update finishes.  It can be used to cancel the
589*83ee113eSDavid van Moolenbroek 	 * update if we want to do a different update.
590*83ee113eSDavid van Moolenbroek 	 */
591*83ee113eSDavid van Moolenbroek 	struct dhcp_ddns_cb *ddns_cb;
592*83ee113eSDavid van Moolenbroek };
593*83ee113eSDavid van Moolenbroek 
594*83ee113eSDavid van Moolenbroek struct lease_state {
595*83ee113eSDavid van Moolenbroek 	struct lease_state *next;
596*83ee113eSDavid van Moolenbroek 
597*83ee113eSDavid van Moolenbroek 	struct interface_info *ip;
598*83ee113eSDavid van Moolenbroek 
599*83ee113eSDavid van Moolenbroek 	struct packet *packet;	/* The incoming packet. */
600*83ee113eSDavid van Moolenbroek 
601*83ee113eSDavid van Moolenbroek 	TIME offered_expiry;
602*83ee113eSDavid van Moolenbroek 
603*83ee113eSDavid van Moolenbroek 	struct option_state *options;
604*83ee113eSDavid van Moolenbroek 	struct data_string parameter_request_list;
605*83ee113eSDavid van Moolenbroek 	int max_message_size;
606*83ee113eSDavid van Moolenbroek 	unsigned char expiry[4], renewal[4], rebind[4];
607*83ee113eSDavid van Moolenbroek 	struct data_string filename, server_name;
608*83ee113eSDavid van Moolenbroek 	int got_requested_address;
609*83ee113eSDavid van Moolenbroek 	int got_server_identifier;
610*83ee113eSDavid van Moolenbroek 	struct shared_network *shared_network;	/* Shared network of interface
611*83ee113eSDavid van Moolenbroek 						   on which request arrived. */
612*83ee113eSDavid van Moolenbroek 
613*83ee113eSDavid van Moolenbroek 	u_int32_t xid;
614*83ee113eSDavid van Moolenbroek 	u_int16_t secs;
615*83ee113eSDavid van Moolenbroek 	u_int16_t bootp_flags;
616*83ee113eSDavid van Moolenbroek 	struct in_addr ciaddr;
617*83ee113eSDavid van Moolenbroek 	struct in_addr siaddr;
618*83ee113eSDavid van Moolenbroek 	struct in_addr giaddr;
619*83ee113eSDavid van Moolenbroek 	u_int8_t hops;
620*83ee113eSDavid van Moolenbroek 	u_int8_t offer;
621*83ee113eSDavid van Moolenbroek 	struct iaddr from;
622*83ee113eSDavid van Moolenbroek };
623*83ee113eSDavid van Moolenbroek 
624*83ee113eSDavid van Moolenbroek #define	ROOT_GROUP	0
625*83ee113eSDavid van Moolenbroek #define HOST_DECL	1
626*83ee113eSDavid van Moolenbroek #define SHARED_NET_DECL	2
627*83ee113eSDavid van Moolenbroek #define SUBNET_DECL	3
628*83ee113eSDavid van Moolenbroek #define CLASS_DECL	4
629*83ee113eSDavid van Moolenbroek #define	GROUP_DECL	5
630*83ee113eSDavid van Moolenbroek #define POOL_DECL	6
631*83ee113eSDavid van Moolenbroek 
632*83ee113eSDavid van Moolenbroek /* Possible modes in which discover_interfaces can run. */
633*83ee113eSDavid van Moolenbroek 
634*83ee113eSDavid van Moolenbroek #define DISCOVER_RUNNING	0
635*83ee113eSDavid van Moolenbroek #define DISCOVER_SERVER		1
636*83ee113eSDavid van Moolenbroek #define DISCOVER_UNCONFIGURED	2
637*83ee113eSDavid van Moolenbroek #define DISCOVER_RELAY		3
638*83ee113eSDavid van Moolenbroek #define DISCOVER_REQUESTED	4
639*83ee113eSDavid van Moolenbroek 
640*83ee113eSDavid van Moolenbroek /* DDNS_UPDATE_STYLE enumerations. */
641*83ee113eSDavid van Moolenbroek #define DDNS_UPDATE_STYLE_NONE		0
642*83ee113eSDavid van Moolenbroek #define DDNS_UPDATE_STYLE_AD_HOC	1
643*83ee113eSDavid van Moolenbroek #define DDNS_UPDATE_STYLE_INTERIM	2
644*83ee113eSDavid van Moolenbroek #define DDNS_UPDATE_STYLE_STANDARD	3
645*83ee113eSDavid van Moolenbroek 
646*83ee113eSDavid van Moolenbroek /* Server option names. */
647*83ee113eSDavid van Moolenbroek 
648*83ee113eSDavid van Moolenbroek #define SV_DEFAULT_LEASE_TIME		1
649*83ee113eSDavid van Moolenbroek #define SV_MAX_LEASE_TIME		2
650*83ee113eSDavid van Moolenbroek #define SV_MIN_LEASE_TIME		3
651*83ee113eSDavid van Moolenbroek #define SV_BOOTP_LEASE_CUTOFF		4
652*83ee113eSDavid van Moolenbroek #define SV_BOOTP_LEASE_LENGTH		5
653*83ee113eSDavid van Moolenbroek #define SV_BOOT_UNKNOWN_CLIENTS		6
654*83ee113eSDavid van Moolenbroek #define SV_DYNAMIC_BOOTP		7
655*83ee113eSDavid van Moolenbroek #define	SV_ALLOW_BOOTP			8
656*83ee113eSDavid van Moolenbroek #define	SV_ALLOW_BOOTING		9
657*83ee113eSDavid van Moolenbroek #define	SV_ONE_LEASE_PER_CLIENT		10
658*83ee113eSDavid van Moolenbroek #define	SV_GET_LEASE_HOSTNAMES		11
659*83ee113eSDavid van Moolenbroek #define	SV_USE_HOST_DECL_NAMES		12
660*83ee113eSDavid van Moolenbroek #define	SV_USE_LEASE_ADDR_FOR_DEFAULT_ROUTE	13
661*83ee113eSDavid van Moolenbroek #define	SV_MIN_SECS			14
662*83ee113eSDavid van Moolenbroek #define	SV_FILENAME			15
663*83ee113eSDavid van Moolenbroek #define SV_SERVER_NAME			16
664*83ee113eSDavid van Moolenbroek #define	SV_NEXT_SERVER			17
665*83ee113eSDavid van Moolenbroek #define SV_AUTHORITATIVE		18
666*83ee113eSDavid van Moolenbroek #define SV_VENDOR_OPTION_SPACE		19
667*83ee113eSDavid van Moolenbroek #define SV_ALWAYS_REPLY_RFC1048		20
668*83ee113eSDavid van Moolenbroek #define SV_SITE_OPTION_SPACE		21
669*83ee113eSDavid van Moolenbroek #define SV_ALWAYS_BROADCAST		22
670*83ee113eSDavid van Moolenbroek #define SV_DDNS_DOMAIN_NAME		23
671*83ee113eSDavid van Moolenbroek #define SV_DDNS_HOST_NAME		24
672*83ee113eSDavid van Moolenbroek #define SV_DDNS_REV_DOMAIN_NAME		25
673*83ee113eSDavid van Moolenbroek #define SV_LEASE_FILE_NAME		26
674*83ee113eSDavid van Moolenbroek #define SV_PID_FILE_NAME		27
675*83ee113eSDavid van Moolenbroek #define SV_DUPLICATES			28
676*83ee113eSDavid van Moolenbroek #define SV_DECLINES			29
677*83ee113eSDavid van Moolenbroek #define SV_DDNS_UPDATES			30
678*83ee113eSDavid van Moolenbroek #define SV_OMAPI_PORT			31
679*83ee113eSDavid van Moolenbroek #define SV_LOCAL_PORT			32
680*83ee113eSDavid van Moolenbroek #define SV_LIMITED_BROADCAST_ADDRESS	33
681*83ee113eSDavid van Moolenbroek #define SV_REMOTE_PORT			34
682*83ee113eSDavid van Moolenbroek #define SV_LOCAL_ADDRESS		35
683*83ee113eSDavid van Moolenbroek #define SV_OMAPI_KEY			36
684*83ee113eSDavid van Moolenbroek #define SV_STASH_AGENT_OPTIONS		37
685*83ee113eSDavid van Moolenbroek #define SV_DDNS_TTL			38
686*83ee113eSDavid van Moolenbroek #define SV_DDNS_UPDATE_STYLE		39
687*83ee113eSDavid van Moolenbroek #define SV_CLIENT_UPDATES		40
688*83ee113eSDavid van Moolenbroek #define SV_UPDATE_OPTIMIZATION		41
689*83ee113eSDavid van Moolenbroek #define SV_PING_CHECKS			42
690*83ee113eSDavid van Moolenbroek #define SV_UPDATE_STATIC_LEASES		43
691*83ee113eSDavid van Moolenbroek #define SV_LOG_FACILITY			44
692*83ee113eSDavid van Moolenbroek #define SV_DO_FORWARD_UPDATES		45
693*83ee113eSDavid van Moolenbroek #define SV_PING_TIMEOUT			46
694*83ee113eSDavid van Moolenbroek #define SV_RESERVE_INFINITE		47
695*83ee113eSDavid van Moolenbroek #define SV_DDNS_CONFLICT_DETECT		48
696*83ee113eSDavid van Moolenbroek #define SV_LEASEQUERY			49
697*83ee113eSDavid van Moolenbroek #define SV_ADAPTIVE_LEASE_TIME_THRESHOLD	50
698*83ee113eSDavid van Moolenbroek #define SV_DO_REVERSE_UPDATES		51
699*83ee113eSDavid van Moolenbroek #define SV_FQDN_REPLY			52
700*83ee113eSDavid van Moolenbroek #define SV_PREFER_LIFETIME		53
701*83ee113eSDavid van Moolenbroek #define SV_DHCPV6_LEASE_FILE_NAME       54
702*83ee113eSDavid van Moolenbroek #define SV_DHCPV6_PID_FILE_NAME         55
703*83ee113eSDavid van Moolenbroek #define SV_LIMIT_ADDRS_PER_IA		56
704*83ee113eSDavid van Moolenbroek #define SV_LIMIT_PREFS_PER_IA		57
705*83ee113eSDavid van Moolenbroek #define SV_DELAYED_ACK			58
706*83ee113eSDavid van Moolenbroek #define SV_MAX_ACK_DELAY		59
707*83ee113eSDavid van Moolenbroek #if defined(LDAP_CONFIGURATION)
708*83ee113eSDavid van Moolenbroek # define SV_LDAP_SERVER                 60
709*83ee113eSDavid van Moolenbroek # define SV_LDAP_PORT                   61
710*83ee113eSDavid van Moolenbroek # define SV_LDAP_USERNAME               62
711*83ee113eSDavid van Moolenbroek # define SV_LDAP_PASSWORD               63
712*83ee113eSDavid van Moolenbroek # define SV_LDAP_BASE_DN                64
713*83ee113eSDavid van Moolenbroek # define SV_LDAP_METHOD                 65
714*83ee113eSDavid van Moolenbroek # define SV_LDAP_DEBUG_FILE             66
715*83ee113eSDavid van Moolenbroek # define SV_LDAP_DHCP_SERVER_CN         67
716*83ee113eSDavid van Moolenbroek # define SV_LDAP_REFERRALS              68
717*83ee113eSDavid van Moolenbroek #if defined (LDAP_USE_SSL)
718*83ee113eSDavid van Moolenbroek # define SV_LDAP_SSL                    69
719*83ee113eSDavid van Moolenbroek # define SV_LDAP_TLS_REQCERT            70
720*83ee113eSDavid van Moolenbroek # define SV_LDAP_TLS_CA_FILE            71
721*83ee113eSDavid van Moolenbroek # define SV_LDAP_TLS_CA_DIR             72
722*83ee113eSDavid van Moolenbroek # define SV_LDAP_TLS_CERT               73
723*83ee113eSDavid van Moolenbroek # define SV_LDAP_TLS_KEY                74
724*83ee113eSDavid van Moolenbroek # define SV_LDAP_TLS_CRLCHECK           75
725*83ee113eSDavid van Moolenbroek # define SV_LDAP_TLS_CIPHERS            76
726*83ee113eSDavid van Moolenbroek # define SV_LDAP_TLS_RANDFILE           77
727*83ee113eSDavid van Moolenbroek #endif
728*83ee113eSDavid van Moolenbroek #endif
729*83ee113eSDavid van Moolenbroek #define SV_CACHE_THRESHOLD		78
730*83ee113eSDavid van Moolenbroek #define SV_DONT_USE_FSYNC		79
731*83ee113eSDavid van Moolenbroek #define SV_DDNS_LOCAL_ADDRESS4		80
732*83ee113eSDavid van Moolenbroek #define SV_DDNS_LOCAL_ADDRESS6		81
733*83ee113eSDavid van Moolenbroek #define SV_IGNORE_CLIENT_UIDS		82
734*83ee113eSDavid van Moolenbroek 
735*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_PING_TIMEOUT)
736*83ee113eSDavid van Moolenbroek # define DEFAULT_PING_TIMEOUT 1
737*83ee113eSDavid van Moolenbroek #endif
738*83ee113eSDavid van Moolenbroek 
739*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_DELAYED_ACK)
740*83ee113eSDavid van Moolenbroek # define DEFAULT_DELAYED_ACK 28  /* default SO_SNDBUF size / 576 bytes */
741*83ee113eSDavid van Moolenbroek #endif
742*83ee113eSDavid van Moolenbroek 
743*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_ACK_DELAY_SECS)
744*83ee113eSDavid van Moolenbroek # define DEFAULT_ACK_DELAY_SECS 0
745*83ee113eSDavid van Moolenbroek #endif
746*83ee113eSDavid van Moolenbroek 
747*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_ACK_DELAY_USECS)
748*83ee113eSDavid van Moolenbroek # define DEFAULT_ACK_DELAY_USECS 250000 /* 1/4 of a second */
749*83ee113eSDavid van Moolenbroek #endif
750*83ee113eSDavid van Moolenbroek 
751*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_MIN_ACK_DELAY_USECS)
752*83ee113eSDavid van Moolenbroek # define DEFAULT_MIN_ACK_DELAY_USECS 10000 /* 1/100 second */
753*83ee113eSDavid van Moolenbroek #endif
754*83ee113eSDavid van Moolenbroek 
755*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_CACHE_THRESHOLD)
756*83ee113eSDavid van Moolenbroek # define DEFAULT_CACHE_THRESHOLD 25
757*83ee113eSDavid van Moolenbroek #endif
758*83ee113eSDavid van Moolenbroek 
759*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_DEFAULT_LEASE_TIME)
760*83ee113eSDavid van Moolenbroek # define DEFAULT_DEFAULT_LEASE_TIME 43200
761*83ee113eSDavid van Moolenbroek #endif
762*83ee113eSDavid van Moolenbroek 
763*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_MIN_LEASE_TIME)
764*83ee113eSDavid van Moolenbroek # define DEFAULT_MIN_LEASE_TIME 300
765*83ee113eSDavid van Moolenbroek #endif
766*83ee113eSDavid van Moolenbroek 
767*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_MAX_LEASE_TIME)
768*83ee113eSDavid van Moolenbroek # define DEFAULT_MAX_LEASE_TIME 86400
769*83ee113eSDavid van Moolenbroek #endif
770*83ee113eSDavid van Moolenbroek 
771*83ee113eSDavid van Moolenbroek #if !defined (DEFAULT_DDNS_TTL)
772*83ee113eSDavid van Moolenbroek # define DEFAULT_DDNS_TTL 3600
773*83ee113eSDavid van Moolenbroek #endif
774*83ee113eSDavid van Moolenbroek #if !defined (MAX_DEFAULT_DDNS_TTL)
775*83ee113eSDavid van Moolenbroek # define MAX_DEFAULT_DDNS_TTL 3600
776*83ee113eSDavid van Moolenbroek #endif
777*83ee113eSDavid van Moolenbroek 
778*83ee113eSDavid van Moolenbroek #if !defined (MIN_LEASE_WRITE)
779*83ee113eSDavid van Moolenbroek # define MIN_LEASE_WRITE 15
780*83ee113eSDavid van Moolenbroek #endif
781*83ee113eSDavid van Moolenbroek 
782*83ee113eSDavid van Moolenbroek /* Client option names */
783*83ee113eSDavid van Moolenbroek 
784*83ee113eSDavid van Moolenbroek #define	CL_TIMEOUT		1
785*83ee113eSDavid van Moolenbroek #define	CL_SELECT_INTERVAL	2
786*83ee113eSDavid van Moolenbroek #define CL_REBOOT_TIMEOUT	3
787*83ee113eSDavid van Moolenbroek #define CL_RETRY_INTERVAL	4
788*83ee113eSDavid van Moolenbroek #define CL_BACKOFF_CUTOFF	5
789*83ee113eSDavid van Moolenbroek #define CL_INITIAL_INTERVAL	6
790*83ee113eSDavid van Moolenbroek #define CL_BOOTP_POLICY		7
791*83ee113eSDavid van Moolenbroek #define	CL_SCRIPT_NAME		8
792*83ee113eSDavid van Moolenbroek #define CL_REQUESTED_OPTIONS	9
793*83ee113eSDavid van Moolenbroek #define CL_REQUESTED_LEASE_TIME	10
794*83ee113eSDavid van Moolenbroek #define CL_SEND_OPTIONS		11
795*83ee113eSDavid van Moolenbroek #define CL_MEDIA		12
796*83ee113eSDavid van Moolenbroek #define	CL_REJECT_LIST		13
797*83ee113eSDavid van Moolenbroek 
798*83ee113eSDavid van Moolenbroek #ifndef CL_DEFAULT_TIMEOUT
799*83ee113eSDavid van Moolenbroek # define CL_DEFAULT_TIMEOUT	60
800*83ee113eSDavid van Moolenbroek #endif
801*83ee113eSDavid van Moolenbroek 
802*83ee113eSDavid van Moolenbroek #ifndef CL_DEFAULT_SELECT_INTERVAL
803*83ee113eSDavid van Moolenbroek # define CL_DEFAULT_SELECT_INTERVAL 0
804*83ee113eSDavid van Moolenbroek #endif
805*83ee113eSDavid van Moolenbroek 
806*83ee113eSDavid van Moolenbroek #ifndef CL_DEFAULT_REBOOT_TIMEOUT
807*83ee113eSDavid van Moolenbroek # define CL_DEFAULT_REBOOT_TIMEOUT 10
808*83ee113eSDavid van Moolenbroek #endif
809*83ee113eSDavid van Moolenbroek 
810*83ee113eSDavid van Moolenbroek #ifndef CL_DEFAULT_RETRY_INTERVAL
811*83ee113eSDavid van Moolenbroek # define CL_DEFAULT_RETRY_INTERVAL 300
812*83ee113eSDavid van Moolenbroek #endif
813*83ee113eSDavid van Moolenbroek 
814*83ee113eSDavid van Moolenbroek #ifndef CL_DEFAULT_BACKOFF_CUTOFF
815*83ee113eSDavid van Moolenbroek # define CL_DEFAULT_BACKOFF_CUTOFF 120
816*83ee113eSDavid van Moolenbroek #endif
817*83ee113eSDavid van Moolenbroek 
818*83ee113eSDavid van Moolenbroek #ifndef CL_DEFAULT_INITIAL_INTERVAL
819*83ee113eSDavid van Moolenbroek # define CL_DEFAULT_INITIAL_INTERVAL 10
820*83ee113eSDavid van Moolenbroek #endif
821*83ee113eSDavid van Moolenbroek 
822*83ee113eSDavid van Moolenbroek #ifndef CL_DEFAULT_BOOTP_POLICY
823*83ee113eSDavid van Moolenbroek # define CL_DEFAULT_BOOTP_POLICY P_ACCEPT
824*83ee113eSDavid van Moolenbroek #endif
825*83ee113eSDavid van Moolenbroek 
826*83ee113eSDavid van Moolenbroek #ifndef CL_DEFAULT_REQUESTED_OPTIONS
827*83ee113eSDavid van Moolenbroek # define CL_DEFAULT_REQUESTED_OPTIONS \
828*83ee113eSDavid van Moolenbroek 	{ DHO_SUBNET_MASK, \
829*83ee113eSDavid van Moolenbroek 	  DHO_BROADCAST_ADDRESS, \
830*83ee113eSDavid van Moolenbroek 	  DHO_TIME_OFFSET, \
831*83ee113eSDavid van Moolenbroek 	  DHO_ROUTERS, \
832*83ee113eSDavid van Moolenbroek 	  DHO_DOMAIN_NAME, \
833*83ee113eSDavid van Moolenbroek 	  DHO_DOMAIN_NAME_SERVERS, \
834*83ee113eSDavid van Moolenbroek 	  DHO_HOST_NAME }
835*83ee113eSDavid van Moolenbroek #endif
836*83ee113eSDavid van Moolenbroek 
837*83ee113eSDavid van Moolenbroek struct group_object {
838*83ee113eSDavid van Moolenbroek 	OMAPI_OBJECT_PREAMBLE;
839*83ee113eSDavid van Moolenbroek 
840*83ee113eSDavid van Moolenbroek 	struct group_object *n_dynamic;
841*83ee113eSDavid van Moolenbroek 	struct group *group;
842*83ee113eSDavid van Moolenbroek 	char *name;
843*83ee113eSDavid van Moolenbroek 	int flags;
844*83ee113eSDavid van Moolenbroek #define GROUP_OBJECT_DELETED	1
845*83ee113eSDavid van Moolenbroek #define GROUP_OBJECT_DYNAMIC	2
846*83ee113eSDavid van Moolenbroek #define GROUP_OBJECT_STATIC	4
847*83ee113eSDavid van Moolenbroek };
848*83ee113eSDavid van Moolenbroek 
849*83ee113eSDavid van Moolenbroek /* Group of declarations that share common parameters. */
850*83ee113eSDavid van Moolenbroek struct group {
851*83ee113eSDavid van Moolenbroek 	struct group *next;
852*83ee113eSDavid van Moolenbroek 
853*83ee113eSDavid van Moolenbroek 	int refcnt;
854*83ee113eSDavid van Moolenbroek 	struct group_object *object;
855*83ee113eSDavid van Moolenbroek 	struct subnet *subnet;
856*83ee113eSDavid van Moolenbroek 	struct shared_network *shared_network;
857*83ee113eSDavid van Moolenbroek 	int authoritative;
858*83ee113eSDavid van Moolenbroek 	struct executable_statement *statements;
859*83ee113eSDavid van Moolenbroek };
860*83ee113eSDavid van Moolenbroek 
861*83ee113eSDavid van Moolenbroek /* A dhcp host declaration structure. */
862*83ee113eSDavid van Moolenbroek struct host_decl {
863*83ee113eSDavid van Moolenbroek 	OMAPI_OBJECT_PREAMBLE;
864*83ee113eSDavid van Moolenbroek 	struct host_decl *n_ipaddr;
865*83ee113eSDavid van Moolenbroek 	struct host_decl *n_dynamic;
866*83ee113eSDavid van Moolenbroek 	char *name;
867*83ee113eSDavid van Moolenbroek 	struct hardware interface;
868*83ee113eSDavid van Moolenbroek 	struct data_string client_identifier;
869*83ee113eSDavid van Moolenbroek 	struct option *host_id_option;
870*83ee113eSDavid van Moolenbroek 	struct data_string host_id;
871*83ee113eSDavid van Moolenbroek 	/* XXXSK: fixed_addr should be an array of iaddr values,
872*83ee113eSDavid van Moolenbroek 		  not an option_cache, but it's referenced in a lot of
873*83ee113eSDavid van Moolenbroek 		  places, so we'll leave it for now. */
874*83ee113eSDavid van Moolenbroek 	struct option_cache *fixed_addr;
875*83ee113eSDavid van Moolenbroek 	struct iaddrcidrnetlist *fixed_prefix;
876*83ee113eSDavid van Moolenbroek 	struct group *group;
877*83ee113eSDavid van Moolenbroek 	struct group_object *named_group;
878*83ee113eSDavid van Moolenbroek 	struct data_string auth_key_id;
879*83ee113eSDavid van Moolenbroek 	int flags;
880*83ee113eSDavid van Moolenbroek #define HOST_DECL_DELETED	1
881*83ee113eSDavid van Moolenbroek #define HOST_DECL_DYNAMIC	2
882*83ee113eSDavid van Moolenbroek #define HOST_DECL_STATIC	4
883*83ee113eSDavid van Moolenbroek 	/* For v6 the host-identifer option can specify which relay
884*83ee113eSDavid van Moolenbroek 	   to use when trying to look up an option.  We store the
885*83ee113eSDavid van Moolenbroek 	   value here. */
886*83ee113eSDavid van Moolenbroek 	int relays;
887*83ee113eSDavid van Moolenbroek };
888*83ee113eSDavid van Moolenbroek 
889*83ee113eSDavid van Moolenbroek struct permit {
890*83ee113eSDavid van Moolenbroek 	struct permit *next;
891*83ee113eSDavid van Moolenbroek 	enum {
892*83ee113eSDavid van Moolenbroek 		permit_unknown_clients,
893*83ee113eSDavid van Moolenbroek 		permit_known_clients,
894*83ee113eSDavid van Moolenbroek 		permit_authenticated_clients,
895*83ee113eSDavid van Moolenbroek 		permit_unauthenticated_clients,
896*83ee113eSDavid van Moolenbroek 		permit_all_clients,
897*83ee113eSDavid van Moolenbroek 		permit_dynamic_bootp_clients,
898*83ee113eSDavid van Moolenbroek 		permit_class,
899*83ee113eSDavid van Moolenbroek 		permit_after
900*83ee113eSDavid van Moolenbroek 	} type;
901*83ee113eSDavid van Moolenbroek 	struct class *class;
902*83ee113eSDavid van Moolenbroek 	TIME after;	/* date after which this clause applies */
903*83ee113eSDavid van Moolenbroek };
904*83ee113eSDavid van Moolenbroek 
905*83ee113eSDavid van Moolenbroek struct pool {
906*83ee113eSDavid van Moolenbroek 	OMAPI_OBJECT_PREAMBLE;
907*83ee113eSDavid van Moolenbroek 	struct pool *next;
908*83ee113eSDavid van Moolenbroek 	struct group *group;
909*83ee113eSDavid van Moolenbroek 	struct shared_network *shared_network;
910*83ee113eSDavid van Moolenbroek 	struct permit *permit_list;
911*83ee113eSDavid van Moolenbroek 	struct permit *prohibit_list;
912*83ee113eSDavid van Moolenbroek 	struct lease *active;
913*83ee113eSDavid van Moolenbroek 	struct lease *expired;
914*83ee113eSDavid van Moolenbroek 	struct lease *free;
915*83ee113eSDavid van Moolenbroek 	struct lease *backup;
916*83ee113eSDavid van Moolenbroek 	struct lease *abandoned;
917*83ee113eSDavid van Moolenbroek 	struct lease *reserved;
918*83ee113eSDavid van Moolenbroek 	TIME next_event_time;
919*83ee113eSDavid van Moolenbroek 	int lease_count;
920*83ee113eSDavid van Moolenbroek 	int free_leases;
921*83ee113eSDavid van Moolenbroek 	int backup_leases;
922*83ee113eSDavid van Moolenbroek 	int index;
923*83ee113eSDavid van Moolenbroek 	TIME valid_from;        /* deny pool use before this date */
924*83ee113eSDavid van Moolenbroek 	TIME valid_until;       /* deny pool use after this date */
925*83ee113eSDavid van Moolenbroek 
926*83ee113eSDavid van Moolenbroek #if defined (FAILOVER_PROTOCOL)
927*83ee113eSDavid van Moolenbroek 	dhcp_failover_state_t *failover_peer;
928*83ee113eSDavid van Moolenbroek #endif
929*83ee113eSDavid van Moolenbroek };
930*83ee113eSDavid van Moolenbroek 
931*83ee113eSDavid van Moolenbroek struct shared_network {
932*83ee113eSDavid van Moolenbroek 	OMAPI_OBJECT_PREAMBLE;
933*83ee113eSDavid van Moolenbroek 	struct shared_network *next;
934*83ee113eSDavid van Moolenbroek 	char *name;
935*83ee113eSDavid van Moolenbroek 
936*83ee113eSDavid van Moolenbroek #define SHARED_IMPLICIT	  1 /* This network was synthesized. */
937*83ee113eSDavid van Moolenbroek 	int flags;
938*83ee113eSDavid van Moolenbroek 
939*83ee113eSDavid van Moolenbroek 	struct subnet *subnets;
940*83ee113eSDavid van Moolenbroek 	struct interface_info *interface;
941*83ee113eSDavid van Moolenbroek 	struct pool *pools;
942*83ee113eSDavid van Moolenbroek 	struct ipv6_pond *ipv6_pond;
943*83ee113eSDavid van Moolenbroek 	struct group *group;
944*83ee113eSDavid van Moolenbroek #if defined (FAILOVER_PROTOCOL)
945*83ee113eSDavid van Moolenbroek 	dhcp_failover_state_t *failover_peer;
946*83ee113eSDavid van Moolenbroek #endif
947*83ee113eSDavid van Moolenbroek };
948*83ee113eSDavid van Moolenbroek 
949*83ee113eSDavid van Moolenbroek struct subnet {
950*83ee113eSDavid van Moolenbroek 	OMAPI_OBJECT_PREAMBLE;
951*83ee113eSDavid van Moolenbroek 	struct subnet *next_subnet;
952*83ee113eSDavid van Moolenbroek 	struct subnet *next_sibling;
953*83ee113eSDavid van Moolenbroek 	struct shared_network *shared_network;
954*83ee113eSDavid van Moolenbroek 	struct interface_info *interface;
955*83ee113eSDavid van Moolenbroek 	struct iaddr interface_address;
956*83ee113eSDavid van Moolenbroek 	struct iaddr net;
957*83ee113eSDavid van Moolenbroek 	struct iaddr netmask;
958*83ee113eSDavid van Moolenbroek 	int prefix_len;			/* XXX: currently for IPv6 only */
959*83ee113eSDavid van Moolenbroek 	struct group *group;
960*83ee113eSDavid van Moolenbroek };
961*83ee113eSDavid van Moolenbroek 
962*83ee113eSDavid van Moolenbroek struct collection {
963*83ee113eSDavid van Moolenbroek 	struct collection *next;
964*83ee113eSDavid van Moolenbroek 
965*83ee113eSDavid van Moolenbroek 	const char *name;
966*83ee113eSDavid van Moolenbroek 	struct class *classes;
967*83ee113eSDavid van Moolenbroek };
968*83ee113eSDavid van Moolenbroek 
969*83ee113eSDavid van Moolenbroek /* Used as an argument to parse_clasS_decl() */
970*83ee113eSDavid van Moolenbroek #define CLASS_TYPE_VENDOR	0
971*83ee113eSDavid van Moolenbroek #define CLASS_TYPE_USER		1
972*83ee113eSDavid van Moolenbroek #define CLASS_TYPE_CLASS	2
973*83ee113eSDavid van Moolenbroek #define CLASS_TYPE_SUBCLASS	3
974*83ee113eSDavid van Moolenbroek 
975*83ee113eSDavid van Moolenbroek /* XXX classes must be reference-counted. */
976*83ee113eSDavid van Moolenbroek struct class {
977*83ee113eSDavid van Moolenbroek 	OMAPI_OBJECT_PREAMBLE;
978*83ee113eSDavid van Moolenbroek 	struct class *nic;		/* Next in collection. */
979*83ee113eSDavid van Moolenbroek 	struct class *superclass;	/* Set for spawned classes only. */
980*83ee113eSDavid van Moolenbroek 	char *name;			/* Not set for spawned classes. */
981*83ee113eSDavid van Moolenbroek 
982*83ee113eSDavid van Moolenbroek 	/* A class may be configured to permit a limited number of leases. */
983*83ee113eSDavid van Moolenbroek 	int lease_limit;
984*83ee113eSDavid van Moolenbroek 	int leases_consumed;
985*83ee113eSDavid van Moolenbroek 	struct lease **billed_leases;
986*83ee113eSDavid van Moolenbroek 
987*83ee113eSDavid van Moolenbroek 	/* If nonzero, class has not been saved since it was last
988*83ee113eSDavid van Moolenbroek 	   modified. */
989*83ee113eSDavid van Moolenbroek 	int dirty;
990*83ee113eSDavid van Moolenbroek 
991*83ee113eSDavid van Moolenbroek 	/* Hash table containing subclasses. */
992*83ee113eSDavid van Moolenbroek 	class_hash_t *hash;
993*83ee113eSDavid van Moolenbroek 	struct data_string hash_string;
994*83ee113eSDavid van Moolenbroek 
995*83ee113eSDavid van Moolenbroek 	/* Expression used to match class. */
996*83ee113eSDavid van Moolenbroek 	struct expression *expr;
997*83ee113eSDavid van Moolenbroek 
998*83ee113eSDavid van Moolenbroek 	/* Expression used to compute subclass identifiers for spawning
999*83ee113eSDavid van Moolenbroek 	   and to do subclass matching. */
1000*83ee113eSDavid van Moolenbroek 	struct expression *submatch;
1001*83ee113eSDavid van Moolenbroek 	int spawning;
1002*83ee113eSDavid van Moolenbroek 
1003*83ee113eSDavid van Moolenbroek 	struct group *group;
1004*83ee113eSDavid van Moolenbroek 
1005*83ee113eSDavid van Moolenbroek 	/* Statements to execute if class matches. */
1006*83ee113eSDavid van Moolenbroek 	struct executable_statement *statements;
1007*83ee113eSDavid van Moolenbroek 
1008*83ee113eSDavid van Moolenbroek #define CLASS_DECL_DELETED	1
1009*83ee113eSDavid van Moolenbroek #define CLASS_DECL_DYNAMIC	2
1010*83ee113eSDavid van Moolenbroek #define CLASS_DECL_STATIC	4
1011*83ee113eSDavid van Moolenbroek #define CLASS_DECL_SUBCLASS	8
1012*83ee113eSDavid van Moolenbroek 
1013*83ee113eSDavid van Moolenbroek 	int flags;
1014*83ee113eSDavid van Moolenbroek };
1015*83ee113eSDavid van Moolenbroek 
1016*83ee113eSDavid van Moolenbroek /* DHCP client lease structure... */
1017*83ee113eSDavid van Moolenbroek struct client_lease {
1018*83ee113eSDavid van Moolenbroek 	struct client_lease *next;		      /* Next lease in list. */
1019*83ee113eSDavid van Moolenbroek 	TIME expiry, renewal, rebind;			  /* Lease timeouts. */
1020*83ee113eSDavid van Moolenbroek 	struct iaddr address;			    /* Address being leased. */
1021*83ee113eSDavid van Moolenbroek 	char *server_name;			     /* Name of boot server. */
1022*83ee113eSDavid van Moolenbroek 	char *filename;		     /* Name of file we're supposed to boot. */
1023*83ee113eSDavid van Moolenbroek 	struct string_list *medium;			  /* Network medium. */
1024*83ee113eSDavid van Moolenbroek 	struct auth_key *key;      /* Key used in basic DHCP authentication. */
1025*83ee113eSDavid van Moolenbroek 
1026*83ee113eSDavid van Moolenbroek 	unsigned int is_static : 1;    /* If set, lease is from config file. */
1027*83ee113eSDavid van Moolenbroek 	unsigned int is_bootp: 1;  /* If set, lease was acquired with BOOTP. */
1028*83ee113eSDavid van Moolenbroek 
1029*83ee113eSDavid van Moolenbroek 	struct option_state *options;	     /* Options supplied with lease. */
1030*83ee113eSDavid van Moolenbroek };
1031*83ee113eSDavid van Moolenbroek 
1032*83ee113eSDavid van Moolenbroek /* DHCPv6 lease structures */
1033*83ee113eSDavid van Moolenbroek struct dhc6_addr {
1034*83ee113eSDavid van Moolenbroek 	struct dhc6_addr *next;
1035*83ee113eSDavid van Moolenbroek 	struct iaddr address;
1036*83ee113eSDavid van Moolenbroek 	u_int8_t plen;
1037*83ee113eSDavid van Moolenbroek 
1038*83ee113eSDavid van Moolenbroek 	/* Address state flags. */
1039*83ee113eSDavid van Moolenbroek 	#define DHC6_ADDR_DEPREFFED	0x01
1040*83ee113eSDavid van Moolenbroek 	#define DHC6_ADDR_EXPIRED	0x02
1041*83ee113eSDavid van Moolenbroek 	u_int8_t flags;
1042*83ee113eSDavid van Moolenbroek 
1043*83ee113eSDavid van Moolenbroek 	TIME starts;
1044*83ee113eSDavid van Moolenbroek 	u_int32_t preferred_life;
1045*83ee113eSDavid van Moolenbroek 	u_int32_t max_life;
1046*83ee113eSDavid van Moolenbroek 
1047*83ee113eSDavid van Moolenbroek 	struct option_state *options;
1048*83ee113eSDavid van Moolenbroek };
1049*83ee113eSDavid van Moolenbroek 
1050*83ee113eSDavid van Moolenbroek struct dhc6_ia {
1051*83ee113eSDavid van Moolenbroek 	struct dhc6_ia *next;
1052*83ee113eSDavid van Moolenbroek 	unsigned char iaid[4];
1053*83ee113eSDavid van Moolenbroek 	u_int16_t ia_type;
1054*83ee113eSDavid van Moolenbroek 
1055*83ee113eSDavid van Moolenbroek 	TIME starts;
1056*83ee113eSDavid van Moolenbroek 	u_int32_t renew;
1057*83ee113eSDavid van Moolenbroek 	u_int32_t rebind;
1058*83ee113eSDavid van Moolenbroek 	struct dhc6_addr *addrs;
1059*83ee113eSDavid van Moolenbroek 
1060*83ee113eSDavid van Moolenbroek 	struct option_state *options;
1061*83ee113eSDavid van Moolenbroek };
1062*83ee113eSDavid van Moolenbroek 
1063*83ee113eSDavid van Moolenbroek struct dhc6_lease {
1064*83ee113eSDavid van Moolenbroek 	struct dhc6_lease *next;
1065*83ee113eSDavid van Moolenbroek 	struct data_string server_id;
1066*83ee113eSDavid van Moolenbroek 
1067*83ee113eSDavid van Moolenbroek 	isc_boolean_t released;
1068*83ee113eSDavid van Moolenbroek 	int score;
1069*83ee113eSDavid van Moolenbroek 	u_int8_t pref;
1070*83ee113eSDavid van Moolenbroek 
1071*83ee113eSDavid van Moolenbroek 	unsigned char dhcpv6_transaction_id[3];
1072*83ee113eSDavid van Moolenbroek 	struct dhc6_ia *bindings;
1073*83ee113eSDavid van Moolenbroek 
1074*83ee113eSDavid van Moolenbroek 	struct option_state *options;
1075*83ee113eSDavid van Moolenbroek };
1076*83ee113eSDavid van Moolenbroek 
1077*83ee113eSDavid van Moolenbroek /* Possible states in which the client can be. */
1078*83ee113eSDavid van Moolenbroek enum dhcp_state {
1079*83ee113eSDavid van Moolenbroek 	S_REBOOTING = 1,
1080*83ee113eSDavid van Moolenbroek 	S_INIT = 2,
1081*83ee113eSDavid van Moolenbroek 	S_SELECTING = 3,
1082*83ee113eSDavid van Moolenbroek 	S_REQUESTING = 4,
1083*83ee113eSDavid van Moolenbroek 	S_BOUND = 5,
1084*83ee113eSDavid van Moolenbroek 	S_RENEWING = 6,
1085*83ee113eSDavid van Moolenbroek 	S_REBINDING = 7,
1086*83ee113eSDavid van Moolenbroek 	S_STOPPED = 8
1087*83ee113eSDavid van Moolenbroek };
1088*83ee113eSDavid van Moolenbroek 
1089*83ee113eSDavid van Moolenbroek /* Authentication and BOOTP policy possibilities (not all values work
1090*83ee113eSDavid van Moolenbroek    for each). */
1091*83ee113eSDavid van Moolenbroek enum policy { P_IGNORE, P_ACCEPT, P_PREFER, P_REQUIRE, P_DONT };
1092*83ee113eSDavid van Moolenbroek 
1093*83ee113eSDavid van Moolenbroek /* Configuration information from the config file... */
1094*83ee113eSDavid van Moolenbroek struct client_config {
1095*83ee113eSDavid van Moolenbroek 	/*
1096*83ee113eSDavid van Moolenbroek 	 * When a message has been received, run these statements
1097*83ee113eSDavid van Moolenbroek 	 * over it.
1098*83ee113eSDavid van Moolenbroek 	 */
1099*83ee113eSDavid van Moolenbroek 	struct group *on_receipt;
1100*83ee113eSDavid van Moolenbroek 
1101*83ee113eSDavid van Moolenbroek 	/*
1102*83ee113eSDavid van Moolenbroek 	 * When a message is sent, run these statements.
1103*83ee113eSDavid van Moolenbroek 	 */
1104*83ee113eSDavid van Moolenbroek 	struct group *on_transmission;
1105*83ee113eSDavid van Moolenbroek 
1106*83ee113eSDavid van Moolenbroek 	struct option **required_options;  /* Options that MUST be present. */
1107*83ee113eSDavid van Moolenbroek 	struct option **requested_options; /* Options to request (ORO/PRL). */
1108*83ee113eSDavid van Moolenbroek 
1109*83ee113eSDavid van Moolenbroek 	TIME timeout;			/* Start to panic if we don't get a
1110*83ee113eSDavid van Moolenbroek 					   lease in this time period when
1111*83ee113eSDavid van Moolenbroek 					   SELECTING. */
1112*83ee113eSDavid van Moolenbroek 	TIME initial_delay;             /* Set initial delay before first
1113*83ee113eSDavid van Moolenbroek 					   transmission. */
1114*83ee113eSDavid van Moolenbroek 	TIME initial_interval;		/* All exponential backoff intervals
1115*83ee113eSDavid van Moolenbroek 					   start here. */
1116*83ee113eSDavid van Moolenbroek 	TIME retry_interval;		/* If the protocol failed to produce
1117*83ee113eSDavid van Moolenbroek 					   an address before the timeout,
1118*83ee113eSDavid van Moolenbroek 					   try the protocol again after this
1119*83ee113eSDavid van Moolenbroek 					   many seconds. */
1120*83ee113eSDavid van Moolenbroek 	TIME select_interval;		/* Wait this many seconds from the
1121*83ee113eSDavid van Moolenbroek 					   first DHCPDISCOVER before
1122*83ee113eSDavid van Moolenbroek 					   picking an offered lease. */
1123*83ee113eSDavid van Moolenbroek 	TIME reboot_timeout;		/* When in INIT-REBOOT, wait this
1124*83ee113eSDavid van Moolenbroek 					   long before giving up and going
1125*83ee113eSDavid van Moolenbroek 					   to INIT. */
1126*83ee113eSDavid van Moolenbroek 	TIME backoff_cutoff;		/* When doing exponential backoff,
1127*83ee113eSDavid van Moolenbroek 					   never back off to an interval
1128*83ee113eSDavid van Moolenbroek 					   longer than this amount. */
1129*83ee113eSDavid van Moolenbroek 	u_int32_t requested_lease;	/* Requested lease time, if user
1130*83ee113eSDavid van Moolenbroek 					   doesn't configure one. */
1131*83ee113eSDavid van Moolenbroek 	struct string_list *media;	/* Possible network media values. */
1132*83ee113eSDavid van Moolenbroek 	char *script_name;		/* Name of config script. */
1133*83ee113eSDavid van Moolenbroek 	char *vendor_space_name;	/* Name of config script. */
1134*83ee113eSDavid van Moolenbroek 	enum policy bootp_policy;
1135*83ee113eSDavid van Moolenbroek 					/* Ignore, accept or prefer BOOTP
1136*83ee113eSDavid van Moolenbroek 					   responses. */
1137*83ee113eSDavid van Moolenbroek 	enum policy auth_policy;
1138*83ee113eSDavid van Moolenbroek 					/* Require authentication, prefer
1139*83ee113eSDavid van Moolenbroek 					   authentication, or don't try to
1140*83ee113eSDavid van Moolenbroek 					   authenticate. */
1141*83ee113eSDavid van Moolenbroek 	struct string_list *medium;	/* Current network medium. */
1142*83ee113eSDavid van Moolenbroek 
1143*83ee113eSDavid van Moolenbroek 	struct iaddrmatchlist *reject_list;	/* Servers to reject. */
1144*83ee113eSDavid van Moolenbroek 
1145*83ee113eSDavid van Moolenbroek 	int omapi_port;			/* port on which to accept OMAPI
1146*83ee113eSDavid van Moolenbroek 					   connections, or -1 for no
1147*83ee113eSDavid van Moolenbroek 					   listener. */
1148*83ee113eSDavid van Moolenbroek 	int do_forward_update;		/* If nonzero, and if we have the
1149*83ee113eSDavid van Moolenbroek 					   information we need, update the
1150*83ee113eSDavid van Moolenbroek 					   A record for the address we get. */
1151*83ee113eSDavid van Moolenbroek };
1152*83ee113eSDavid van Moolenbroek 
1153*83ee113eSDavid van Moolenbroek /* Per-interface state used in the dhcp client... */
1154*83ee113eSDavid van Moolenbroek /* XXX: consider union {}'ing this for v4/v6. */
1155*83ee113eSDavid van Moolenbroek struct client_state {
1156*83ee113eSDavid van Moolenbroek 	struct client_state *next;
1157*83ee113eSDavid van Moolenbroek 	struct interface_info *interface;
1158*83ee113eSDavid van Moolenbroek 	char *name;
1159*83ee113eSDavid van Moolenbroek 
1160*83ee113eSDavid van Moolenbroek 	/* Common values. */
1161*83ee113eSDavid van Moolenbroek 	struct client_config *config;		    /* Client configuration. */
1162*83ee113eSDavid van Moolenbroek 	struct string_list *env;	       /* Client script environment. */
1163*83ee113eSDavid van Moolenbroek 	int envc;			/* Number of entries in environment. */
1164*83ee113eSDavid van Moolenbroek 	struct option_state *sent_options;		 /* Options we sent. */
1165*83ee113eSDavid van Moolenbroek 	enum dhcp_state state;          /* Current state for this interface. */
1166*83ee113eSDavid van Moolenbroek 	TIME last_write;		/* Last time this state was written. */
1167*83ee113eSDavid van Moolenbroek 
1168*83ee113eSDavid van Moolenbroek 	/* DHCPv4 values. */
1169*83ee113eSDavid van Moolenbroek 	struct client_lease *active;		  /* Currently active lease. */
1170*83ee113eSDavid van Moolenbroek 	struct client_lease *new;			       /* New lease. */
1171*83ee113eSDavid van Moolenbroek 	struct client_lease *offered_leases;	    /* Leases offered to us. */
1172*83ee113eSDavid van Moolenbroek 	struct client_lease *leases;		/* Leases we currently hold. */
1173*83ee113eSDavid van Moolenbroek 	struct client_lease *alias;			     /* Alias lease. */
1174*83ee113eSDavid van Moolenbroek 
1175*83ee113eSDavid van Moolenbroek 	struct iaddr destination;		    /* Where to send packet. */
1176*83ee113eSDavid van Moolenbroek 	u_int32_t xid;					  /* Transaction ID. */
1177*83ee113eSDavid van Moolenbroek 	u_int16_t secs;			    /* secs value from DHCPDISCOVER. */
1178*83ee113eSDavid van Moolenbroek 	TIME first_sending;			/* When was first copy sent? */
1179*83ee113eSDavid van Moolenbroek 	TIME interval;		      /* What's the current resend interval? */
1180*83ee113eSDavid van Moolenbroek 	struct string_list *medium;		   /* Last media type tried. */
1181*83ee113eSDavid van Moolenbroek 	struct dhcp_packet packet;		    /* Outgoing DHCP packet. */
1182*83ee113eSDavid van Moolenbroek 	unsigned packet_length;	       /* Actual length of generated packet. */
1183*83ee113eSDavid van Moolenbroek 
1184*83ee113eSDavid van Moolenbroek 	struct iaddr requested_address;	    /* Address we would like to get. */
1185*83ee113eSDavid van Moolenbroek 
1186*83ee113eSDavid van Moolenbroek 	/* DHCPv6 values. */
1187*83ee113eSDavid van Moolenbroek 	unsigned char dhcpv6_transaction_id[3];
1188*83ee113eSDavid van Moolenbroek 	u_int8_t refresh_type;
1189*83ee113eSDavid van Moolenbroek 
1190*83ee113eSDavid van Moolenbroek 	struct dhc6_lease *active_lease;
1191*83ee113eSDavid van Moolenbroek 	struct dhc6_lease *old_lease;
1192*83ee113eSDavid van Moolenbroek 	struct dhc6_lease *advertised_leases;
1193*83ee113eSDavid van Moolenbroek 	struct dhc6_lease *selected_lease;
1194*83ee113eSDavid van Moolenbroek 	struct dhc6_lease *held_leases;
1195*83ee113eSDavid van Moolenbroek 
1196*83ee113eSDavid van Moolenbroek 	struct timeval start_time;
1197*83ee113eSDavid van Moolenbroek 	u_int16_t elapsed;
1198*83ee113eSDavid van Moolenbroek 	int txcount;
1199*83ee113eSDavid van Moolenbroek 
1200*83ee113eSDavid van Moolenbroek 	/* See RFC3315 section 14. */
1201*83ee113eSDavid van Moolenbroek 	TIME RT;		/* In hundredths of seconds. */
1202*83ee113eSDavid van Moolenbroek 	TIME IRT;		/* In hundredths of seconds. */
1203*83ee113eSDavid van Moolenbroek 	TIME MRC;		/* Count. */
1204*83ee113eSDavid van Moolenbroek 	TIME MRT;		/* In hundredths of seconds. */
1205*83ee113eSDavid van Moolenbroek 	TIME MRD;		/* In seconds, relative. */
1206*83ee113eSDavid van Moolenbroek 	TIME next_MRD;		/* In seconds, absolute. */
1207*83ee113eSDavid van Moolenbroek 
1208*83ee113eSDavid van Moolenbroek 	/* Rather than a state, we use a function that shifts around
1209*83ee113eSDavid van Moolenbroek 	 * depending what stage of life the v6 state machine is in.
1210*83ee113eSDavid van Moolenbroek 	 * This is where incoming packets are dispatched to (sometimes
1211*83ee113eSDavid van Moolenbroek 	 * a no-op).
1212*83ee113eSDavid van Moolenbroek 	 */
1213*83ee113eSDavid van Moolenbroek 	void (*v6_handler)(struct packet *, struct client_state *);
1214*83ee113eSDavid van Moolenbroek 
1215*83ee113eSDavid van Moolenbroek 	/*
1216*83ee113eSDavid van Moolenbroek 	 * A pointer to the state of the ddns update for this lease.
1217*83ee113eSDavid van Moolenbroek 	 * It should be set while the update is in progress and cleared
1218*83ee113eSDavid van Moolenbroek 	 * when the update finishes.  It can be used to cancel the
1219*83ee113eSDavid van Moolenbroek 	 * update if we want to do a different update.
1220*83ee113eSDavid van Moolenbroek 	 */
1221*83ee113eSDavid van Moolenbroek 	struct dhcp_ddns_cb *ddns_cb;
1222*83ee113eSDavid van Moolenbroek };
1223*83ee113eSDavid van Moolenbroek 
1224*83ee113eSDavid van Moolenbroek struct envadd_state {
1225*83ee113eSDavid van Moolenbroek 	struct client_state *client;
1226*83ee113eSDavid van Moolenbroek 	const char *prefix;
1227*83ee113eSDavid van Moolenbroek };
1228*83ee113eSDavid van Moolenbroek 
1229*83ee113eSDavid van Moolenbroek struct dns_update_state {
1230*83ee113eSDavid van Moolenbroek 	struct client_state *client;
1231*83ee113eSDavid van Moolenbroek 	struct iaddr address;
1232*83ee113eSDavid van Moolenbroek 	int dns_update_timeout;
1233*83ee113eSDavid van Moolenbroek };
1234*83ee113eSDavid van Moolenbroek 
1235*83ee113eSDavid van Moolenbroek /* Information about each network interface. */
1236*83ee113eSDavid van Moolenbroek 
1237*83ee113eSDavid van Moolenbroek struct interface_info {
1238*83ee113eSDavid van Moolenbroek 	OMAPI_OBJECT_PREAMBLE;
1239*83ee113eSDavid van Moolenbroek 	struct interface_info *next;	/* Next interface in list... */
1240*83ee113eSDavid van Moolenbroek 	struct shared_network *shared_network;
1241*83ee113eSDavid van Moolenbroek 				/* Networks connected to this interface. */
1242*83ee113eSDavid van Moolenbroek 	struct hardware hw_address;	/* Its physical address. */
1243*83ee113eSDavid van Moolenbroek 	struct in_addr *addresses;	/* Addresses associated with this
1244*83ee113eSDavid van Moolenbroek 					 * interface.
1245*83ee113eSDavid van Moolenbroek 					 */
1246*83ee113eSDavid van Moolenbroek 	int address_count;		/* Number of addresses stored. */
1247*83ee113eSDavid van Moolenbroek 	int address_max;		/* Size of addresses buffer. */
1248*83ee113eSDavid van Moolenbroek 	struct in6_addr *v6addresses;	/* IPv6 addresses associated with
1249*83ee113eSDavid van Moolenbroek 					   this interface. */
1250*83ee113eSDavid van Moolenbroek 	int v6address_count;		/* Number of IPv6 addresses associated
1251*83ee113eSDavid van Moolenbroek 					   with this interface. */
1252*83ee113eSDavid van Moolenbroek 	int v6address_max;		/* Maximum number of IPv6 addresses
1253*83ee113eSDavid van Moolenbroek 					   we can store in current buffer. */
1254*83ee113eSDavid van Moolenbroek 
1255*83ee113eSDavid van Moolenbroek 	u_int8_t *circuit_id;		/* Circuit ID associated with this
1256*83ee113eSDavid van Moolenbroek 					   interface. */
1257*83ee113eSDavid van Moolenbroek 	unsigned circuit_id_len;	/* Length of Circuit ID, if there
1258*83ee113eSDavid van Moolenbroek 					   is one. */
1259*83ee113eSDavid van Moolenbroek 	u_int8_t *remote_id;		/* Remote ID associated with this
1260*83ee113eSDavid van Moolenbroek 					   interface (if any). */
1261*83ee113eSDavid van Moolenbroek 	unsigned remote_id_len;		/* Length of Remote ID. */
1262*83ee113eSDavid van Moolenbroek 
1263*83ee113eSDavid van Moolenbroek 	char name [IFNAMSIZ];		/* Its name... */
1264*83ee113eSDavid van Moolenbroek 	int index;			/* Its if_nametoindex(). */
1265*83ee113eSDavid van Moolenbroek 	int rfdesc;			/* Its read file descriptor. */
1266*83ee113eSDavid van Moolenbroek 	int wfdesc;			/* Its write file descriptor, if
1267*83ee113eSDavid van Moolenbroek 					   different. */
1268*83ee113eSDavid van Moolenbroek 	unsigned char *rbuf;		/* Read buffer, if required. */
1269*83ee113eSDavid van Moolenbroek 	unsigned int rbuf_max;		/* Size of read buffer. */
1270*83ee113eSDavid van Moolenbroek 	size_t rbuf_offset;		/* Current offset into buffer. */
1271*83ee113eSDavid van Moolenbroek 	size_t rbuf_len;		/* Length of data in buffer. */
1272*83ee113eSDavid van Moolenbroek 
1273*83ee113eSDavid van Moolenbroek 	struct ifreq *ifp;		/* Pointer to ifreq struct. */
1274*83ee113eSDavid van Moolenbroek 	int configured;			/* If set to 1, interface has at least
1275*83ee113eSDavid van Moolenbroek 					 * one valid IP address.
1276*83ee113eSDavid van Moolenbroek 					 */
1277*83ee113eSDavid van Moolenbroek 	u_int32_t flags;		/* Control flags... */
1278*83ee113eSDavid van Moolenbroek #define INTERFACE_REQUESTED 1
1279*83ee113eSDavid van Moolenbroek #define INTERFACE_AUTOMATIC 2
1280*83ee113eSDavid van Moolenbroek #define INTERFACE_RUNNING 4
1281*83ee113eSDavid van Moolenbroek #define INTERFACE_DOWNSTREAM 8
1282*83ee113eSDavid van Moolenbroek #define INTERFACE_UPSTREAM 16
1283*83ee113eSDavid van Moolenbroek #define INTERFACE_STREAMS (INTERFACE_DOWNSTREAM | INTERFACE_UPSTREAM)
1284*83ee113eSDavid van Moolenbroek 
1285*83ee113eSDavid van Moolenbroek 	/* Only used by DHCP client code. */
1286*83ee113eSDavid van Moolenbroek 	struct client_state *client;
1287*83ee113eSDavid van Moolenbroek # if defined(USE_DLPI_SEND) || defined(USE_DLPI_RECEIVE) || \
1288*83ee113eSDavid van Moolenbroek      defined(USE_DLPI_HWADDR)
1289*83ee113eSDavid van Moolenbroek 	int dlpi_sap_length;
1290*83ee113eSDavid van Moolenbroek 	struct hardware dlpi_broadcast_addr;
1291*83ee113eSDavid van Moolenbroek # endif /* DLPI_SEND || DLPI_RECEIVE */
1292*83ee113eSDavid van Moolenbroek 	struct hardware anycast_mac_addr;
1293*83ee113eSDavid van Moolenbroek };
1294*83ee113eSDavid van Moolenbroek 
1295*83ee113eSDavid van Moolenbroek struct hardware_link {
1296*83ee113eSDavid van Moolenbroek 	struct hardware_link *next;
1297*83ee113eSDavid van Moolenbroek 	char name [IFNAMSIZ];
1298*83ee113eSDavid van Moolenbroek 	struct hardware address;
1299*83ee113eSDavid van Moolenbroek };
1300*83ee113eSDavid van Moolenbroek 
1301*83ee113eSDavid van Moolenbroek struct leasequeue {
1302*83ee113eSDavid van Moolenbroek 	struct leasequeue *prev;
1303*83ee113eSDavid van Moolenbroek 	struct leasequeue *next;
1304*83ee113eSDavid van Moolenbroek 	struct lease *lease;
1305*83ee113eSDavid van Moolenbroek };
1306*83ee113eSDavid van Moolenbroek 
1307*83ee113eSDavid van Moolenbroek typedef void (*tvref_t)(void *, void *, const char *, int);
1308*83ee113eSDavid van Moolenbroek typedef void (*tvunref_t)(void *, const char *, int);
1309*83ee113eSDavid van Moolenbroek struct timeout {
1310*83ee113eSDavid van Moolenbroek 	struct timeout *next;
1311*83ee113eSDavid van Moolenbroek 	struct timeval when;
1312*83ee113eSDavid van Moolenbroek 	void (*func) (void *);
1313*83ee113eSDavid van Moolenbroek 	void *what;
1314*83ee113eSDavid van Moolenbroek 	tvref_t ref;
1315*83ee113eSDavid van Moolenbroek 	tvunref_t unref;
1316*83ee113eSDavid van Moolenbroek 	isc_timer_t *isc_timeout;
1317*83ee113eSDavid van Moolenbroek };
1318*83ee113eSDavid van Moolenbroek 
1319*83ee113eSDavid van Moolenbroek struct eventqueue {
1320*83ee113eSDavid van Moolenbroek 	struct eventqueue *next;
1321*83ee113eSDavid van Moolenbroek 	void (*handler)(void *);
1322*83ee113eSDavid van Moolenbroek };
1323*83ee113eSDavid van Moolenbroek 
1324*83ee113eSDavid van Moolenbroek struct protocol {
1325*83ee113eSDavid van Moolenbroek 	struct protocol *next;
1326*83ee113eSDavid van Moolenbroek 	int fd;
1327*83ee113eSDavid van Moolenbroek 	void (*handler) (struct protocol *);
1328*83ee113eSDavid van Moolenbroek 	void *local;
1329*83ee113eSDavid van Moolenbroek };
1330*83ee113eSDavid van Moolenbroek 
1331*83ee113eSDavid van Moolenbroek struct dns_query; /* forward */
1332*83ee113eSDavid van Moolenbroek 
1333*83ee113eSDavid van Moolenbroek struct dns_wakeup {
1334*83ee113eSDavid van Moolenbroek 	struct dns_wakeup *next;	/* Next wakeup in chain. */
1335*83ee113eSDavid van Moolenbroek 	void (*func) (struct dns_query *);
1336*83ee113eSDavid van Moolenbroek };
1337*83ee113eSDavid van Moolenbroek 
1338*83ee113eSDavid van Moolenbroek struct dns_question {
1339*83ee113eSDavid van Moolenbroek 	u_int16_t type;			/* Type of query. */
1340*83ee113eSDavid van Moolenbroek 	u_int16_t class;		/* Class of query. */
1341*83ee113eSDavid van Moolenbroek 	unsigned char data [1];		/* Query data. */
1342*83ee113eSDavid van Moolenbroek };
1343*83ee113eSDavid van Moolenbroek 
1344*83ee113eSDavid van Moolenbroek struct dns_answer {
1345*83ee113eSDavid van Moolenbroek 	u_int16_t type;			/* Type of answer. */
1346*83ee113eSDavid van Moolenbroek 	u_int16_t class;		/* Class of answer. */
1347*83ee113eSDavid van Moolenbroek 	int count;			/* Number of answers. */
1348*83ee113eSDavid van Moolenbroek 	unsigned char *answers[1];	/* Pointers to answers. */
1349*83ee113eSDavid van Moolenbroek };
1350*83ee113eSDavid van Moolenbroek 
1351*83ee113eSDavid van Moolenbroek struct dns_query {
1352*83ee113eSDavid van Moolenbroek 	struct dns_query *next;		/* Next query in hash bucket. */
1353*83ee113eSDavid van Moolenbroek 	u_int32_t hash;			/* Hash bucket index. */
1354*83ee113eSDavid van Moolenbroek 	TIME expiry;			/* Query expiry time (zero if not yet
1355*83ee113eSDavid van Moolenbroek 					   answered. */
1356*83ee113eSDavid van Moolenbroek 	u_int16_t id;			/* Query ID (also hash table index) */
1357*83ee113eSDavid van Moolenbroek 	caddr_t waiters;		/* Pointer to list of things waiting
1358*83ee113eSDavid van Moolenbroek 					   on this query. */
1359*83ee113eSDavid van Moolenbroek 
1360*83ee113eSDavid van Moolenbroek 	struct dns_question *question;	/* Question, internal format. */
1361*83ee113eSDavid van Moolenbroek 	struct dns_answer *answer;	/* Answer, internal format. */
1362*83ee113eSDavid van Moolenbroek 
1363*83ee113eSDavid van Moolenbroek 	unsigned char *query;		/* Query formatted for DNS server. */
1364*83ee113eSDavid van Moolenbroek 	unsigned len;			/* Length of entire query. */
1365*83ee113eSDavid van Moolenbroek 	int sent;			/* The query has been sent. */
1366*83ee113eSDavid van Moolenbroek 	struct dns_wakeup *wakeups;	/* Wakeups to call if this query is
1367*83ee113eSDavid van Moolenbroek 					   answered. */
1368*83ee113eSDavid van Moolenbroek 	struct name_server *next_server;	/* Next server to try. */
1369*83ee113eSDavid van Moolenbroek 	int backoff;			/* Current backoff, in seconds. */
1370*83ee113eSDavid van Moolenbroek };
1371*83ee113eSDavid van Moolenbroek 
1372*83ee113eSDavid van Moolenbroek #define DNS_ZONE_ACTIVE  0
1373*83ee113eSDavid van Moolenbroek #define DNS_ZONE_INACTIVE 1
1374*83ee113eSDavid van Moolenbroek struct dns_zone {
1375*83ee113eSDavid van Moolenbroek 	int refcnt;
1376*83ee113eSDavid van Moolenbroek 	TIME timeout;
1377*83ee113eSDavid van Moolenbroek 	char *name;
1378*83ee113eSDavid van Moolenbroek 	struct option_cache *primary;
1379*83ee113eSDavid van Moolenbroek 	struct option_cache *secondary;
1380*83ee113eSDavid van Moolenbroek 	struct option_cache *primary6;
1381*83ee113eSDavid van Moolenbroek 	struct option_cache *secondary6;
1382*83ee113eSDavid van Moolenbroek 	struct auth_key *key;
1383*83ee113eSDavid van Moolenbroek 	u_int16_t flags;
1384*83ee113eSDavid van Moolenbroek };
1385*83ee113eSDavid van Moolenbroek 
1386*83ee113eSDavid van Moolenbroek struct icmp_state {
1387*83ee113eSDavid van Moolenbroek 	OMAPI_OBJECT_PREAMBLE;
1388*83ee113eSDavid van Moolenbroek 	int socket;
1389*83ee113eSDavid van Moolenbroek 	void (*icmp_handler) (struct iaddr, u_int8_t *, int);
1390*83ee113eSDavid van Moolenbroek };
1391*83ee113eSDavid van Moolenbroek 
1392*83ee113eSDavid van Moolenbroek #include "ctrace.h"
1393*83ee113eSDavid van Moolenbroek 
1394*83ee113eSDavid van Moolenbroek /* Bitmask of dhcp option codes. */
1395*83ee113eSDavid van Moolenbroek typedef unsigned char option_mask [16];
1396*83ee113eSDavid van Moolenbroek 
1397*83ee113eSDavid van Moolenbroek /* DHCP Option mask manipulation macros... */
1398*83ee113eSDavid van Moolenbroek #define OPTION_ZERO(mask)	(memset (mask, 0, 16))
1399*83ee113eSDavid van Moolenbroek #define OPTION_SET(mask, bit)	(mask [bit >> 8] |= (1 << (bit & 7)))
1400*83ee113eSDavid van Moolenbroek #define OPTION_CLR(mask, bit)	(mask [bit >> 8] &= ~(1 << (bit & 7)))
1401*83ee113eSDavid van Moolenbroek #define OPTION_ISSET(mask, bit)	(mask [bit >> 8] & (1 << (bit & 7)))
1402*83ee113eSDavid van Moolenbroek #define OPTION_ISCLR(mask, bit)	(!OPTION_ISSET (mask, bit))
1403*83ee113eSDavid van Moolenbroek 
1404*83ee113eSDavid van Moolenbroek /* An option occupies its length plus two header bytes (code and
1405*83ee113eSDavid van Moolenbroek     length) for every 255 bytes that must be stored. */
1406*83ee113eSDavid van Moolenbroek #define OPTION_SPACE(x)		((x) + 2 * ((x) / 255 + 1))
1407*83ee113eSDavid van Moolenbroek 
1408*83ee113eSDavid van Moolenbroek /* Default path to dhcpd config file. */
1409*83ee113eSDavid van Moolenbroek #ifdef DEBUG
1410*83ee113eSDavid van Moolenbroek #undef _PATH_DHCPD_CONF
1411*83ee113eSDavid van Moolenbroek #define _PATH_DHCPD_CONF	"dhcpd.conf"
1412*83ee113eSDavid van Moolenbroek #undef _PATH_DHCPD_DB
1413*83ee113eSDavid van Moolenbroek #define _PATH_DHCPD_DB		"dhcpd.leases"
1414*83ee113eSDavid van Moolenbroek #undef _PATH_DHCPD6_DB
1415*83ee113eSDavid van Moolenbroek #define _PATH_DHCPD6_DB		"dhcpd6.leases"
1416*83ee113eSDavid van Moolenbroek #undef _PATH_DHCPD_PID
1417*83ee113eSDavid van Moolenbroek #define _PATH_DHCPD_PID		"dhcpd.pid"
1418*83ee113eSDavid van Moolenbroek #undef _PATH_DHCPD6_PID
1419*83ee113eSDavid van Moolenbroek #define _PATH_DHCPD6_PID	"dhcpd6.pid"
1420*83ee113eSDavid van Moolenbroek #else /* !DEBUG */
1421*83ee113eSDavid van Moolenbroek 
1422*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCPD_CONF
1423*83ee113eSDavid van Moolenbroek #define _PATH_DHCPD_CONF	"/etc/dhcpd.conf"
1424*83ee113eSDavid van Moolenbroek #endif /* DEBUG */
1425*83ee113eSDavid van Moolenbroek 
1426*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCPD_DB
1427*83ee113eSDavid van Moolenbroek #define _PATH_DHCPD_DB		LOCALSTATEDIR"/db/dhcpd.leases"
1428*83ee113eSDavid van Moolenbroek #endif
1429*83ee113eSDavid van Moolenbroek 
1430*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCPD6_DB
1431*83ee113eSDavid van Moolenbroek #define _PATH_DHCPD6_DB		LOCALSTATEDIR"/db/dhcpd6.leases"
1432*83ee113eSDavid van Moolenbroek #endif
1433*83ee113eSDavid van Moolenbroek 
1434*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCPD_PID
1435*83ee113eSDavid van Moolenbroek #define _PATH_DHCPD_PID		LOCALSTATEDIR"/run/dhcpd.pid"
1436*83ee113eSDavid van Moolenbroek #endif
1437*83ee113eSDavid van Moolenbroek 
1438*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCPD6_PID
1439*83ee113eSDavid van Moolenbroek #define _PATH_DHCPD6_PID	LOCALSTATEDIR"/run/dhcpd6.pid"
1440*83ee113eSDavid van Moolenbroek #endif
1441*83ee113eSDavid van Moolenbroek 
1442*83ee113eSDavid van Moolenbroek #endif /* DEBUG */
1443*83ee113eSDavid van Moolenbroek 
1444*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCLIENT_CONF
1445*83ee113eSDavid van Moolenbroek #define _PATH_DHCLIENT_CONF	"/etc/dhclient.conf"
1446*83ee113eSDavid van Moolenbroek #endif
1447*83ee113eSDavid van Moolenbroek 
1448*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCLIENT_SCRIPT
1449*83ee113eSDavid van Moolenbroek #define _PATH_DHCLIENT_SCRIPT	"/sbin/dhclient-script"
1450*83ee113eSDavid van Moolenbroek #endif
1451*83ee113eSDavid van Moolenbroek 
1452*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCLIENT_PID
1453*83ee113eSDavid van Moolenbroek #define _PATH_DHCLIENT_PID	LOCALSTATEDIR"/run/dhclient.pid"
1454*83ee113eSDavid van Moolenbroek #endif
1455*83ee113eSDavid van Moolenbroek 
1456*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCLIENT6_PID
1457*83ee113eSDavid van Moolenbroek #define _PATH_DHCLIENT6_PID	LOCALSTATEDIR"/run/dhclient6.pid"
1458*83ee113eSDavid van Moolenbroek #endif
1459*83ee113eSDavid van Moolenbroek 
1460*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCLIENT_DB
1461*83ee113eSDavid van Moolenbroek #define _PATH_DHCLIENT_DB	LOCALSTATEDIR"/db/dhclient.leases"
1462*83ee113eSDavid van Moolenbroek #endif
1463*83ee113eSDavid van Moolenbroek 
1464*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCLIENT6_DB
1465*83ee113eSDavid van Moolenbroek #define _PATH_DHCLIENT6_DB	LOCALSTATEDIR"/db/dhclient6.leases"
1466*83ee113eSDavid van Moolenbroek #endif
1467*83ee113eSDavid van Moolenbroek 
1468*83ee113eSDavid van Moolenbroek #ifndef _PATH_RESOLV_CONF
1469*83ee113eSDavid van Moolenbroek #define _PATH_RESOLV_CONF	"/etc/resolv.conf"
1470*83ee113eSDavid van Moolenbroek #endif
1471*83ee113eSDavid van Moolenbroek 
1472*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCRELAY_PID
1473*83ee113eSDavid van Moolenbroek #define _PATH_DHCRELAY_PID	LOCALSTATEDIR"/run/dhcrelay.pid"
1474*83ee113eSDavid van Moolenbroek #endif
1475*83ee113eSDavid van Moolenbroek 
1476*83ee113eSDavid van Moolenbroek #ifndef _PATH_DHCRELAY6_PID
1477*83ee113eSDavid van Moolenbroek #define _PATH_DHCRELAY6_PID	LOCALSTATEDIR"/run/dhcrelay6.pid"
1478*83ee113eSDavid van Moolenbroek #endif
1479*83ee113eSDavid van Moolenbroek 
1480*83ee113eSDavid van Moolenbroek #ifndef DHCPD_LOG_FACILITY
1481*83ee113eSDavid van Moolenbroek #define DHCPD_LOG_FACILITY	LOG_DAEMON
1482*83ee113eSDavid van Moolenbroek #endif
1483*83ee113eSDavid van Moolenbroek 
1484*83ee113eSDavid van Moolenbroek #define MAX_TIME 0x7fffffff
1485*83ee113eSDavid van Moolenbroek #define MIN_TIME 0
1486*83ee113eSDavid van Moolenbroek 
1487*83ee113eSDavid van Moolenbroek 						/* these are referenced */
1488*83ee113eSDavid van Moolenbroek typedef struct hash_table ia_hash_t;
1489*83ee113eSDavid van Moolenbroek typedef struct hash_table iasubopt_hash_t;
1490*83ee113eSDavid van Moolenbroek 
1491*83ee113eSDavid van Moolenbroek 						/* IAADDR/IAPREFIX lease */
1492*83ee113eSDavid van Moolenbroek 
1493*83ee113eSDavid van Moolenbroek struct iasubopt {
1494*83ee113eSDavid van Moolenbroek 	int refcnt;				/* reference count */
1495*83ee113eSDavid van Moolenbroek 	struct in6_addr addr;			/* IPv6 address/prefix */
1496*83ee113eSDavid van Moolenbroek 	u_int8_t plen;				/* iaprefix prefix length */
1497*83ee113eSDavid van Moolenbroek 	binding_state_t state;			/* state */
1498*83ee113eSDavid van Moolenbroek 	struct binding_scope *scope;		/* "set var = value;" */
1499*83ee113eSDavid van Moolenbroek 	time_t hard_lifetime_end_time;		/* time address expires */
1500*83ee113eSDavid van Moolenbroek 	time_t soft_lifetime_end_time;		/* time ephemeral expires */
1501*83ee113eSDavid van Moolenbroek 	u_int32_t prefer;			/* cached preferred lifetime */
1502*83ee113eSDavid van Moolenbroek 	u_int32_t valid;			/* cached valid lifetime */
1503*83ee113eSDavid van Moolenbroek 	struct ia_xx *ia;			/* IA for this lease */
1504*83ee113eSDavid van Moolenbroek 	struct ipv6_pool *ipv6_pool;		/* pool for this lease */
1505*83ee113eSDavid van Moolenbroek /*
1506*83ee113eSDavid van Moolenbroek  * For now, just pick an arbitrary time to keep old hard leases
1507*83ee113eSDavid van Moolenbroek  * around (value in seconds).
1508*83ee113eSDavid van Moolenbroek  */
1509*83ee113eSDavid van Moolenbroek #define EXPIRED_IPV6_CLEANUP_TIME (60*60)
1510*83ee113eSDavid van Moolenbroek 
1511*83ee113eSDavid van Moolenbroek 	int heap_index;				/* index into heap, or -1
1512*83ee113eSDavid van Moolenbroek 						   (internal use only) */
1513*83ee113eSDavid van Moolenbroek 
1514*83ee113eSDavid van Moolenbroek 	/*
1515*83ee113eSDavid van Moolenbroek 	 * A pointer to the state of the ddns update for this lease.
1516*83ee113eSDavid van Moolenbroek 	 * It should be set while the update is in progress and cleared
1517*83ee113eSDavid van Moolenbroek 	 * when the update finishes.  It can be used to cancel the
1518*83ee113eSDavid van Moolenbroek 	 * update if we want to do a different update.
1519*83ee113eSDavid van Moolenbroek 	 */
1520*83ee113eSDavid van Moolenbroek 	struct dhcp_ddns_cb *ddns_cb;
1521*83ee113eSDavid van Moolenbroek 
1522*83ee113eSDavid van Moolenbroek 	/* space for the on * executable statements */
1523*83ee113eSDavid van Moolenbroek 	struct on_star on_star;
1524*83ee113eSDavid van Moolenbroek };
1525*83ee113eSDavid van Moolenbroek 
1526*83ee113eSDavid van Moolenbroek struct ia_xx {
1527*83ee113eSDavid van Moolenbroek 	int refcnt;			/* reference count */
1528*83ee113eSDavid van Moolenbroek 	struct data_string iaid_duid;	/* from the client */
1529*83ee113eSDavid van Moolenbroek 	u_int16_t ia_type;		/* IA_XX */
1530*83ee113eSDavid van Moolenbroek 	int num_iasubopt;		/* number of IAADDR/PREFIX */
1531*83ee113eSDavid van Moolenbroek 	int max_iasubopt;		/* space available for IAADDR/PREFIX */
1532*83ee113eSDavid van Moolenbroek 	time_t cltt;			/* client last transaction time */
1533*83ee113eSDavid van Moolenbroek 	struct iasubopt **iasubopt;	/* pointers to the IAADDR/IAPREFIXs */
1534*83ee113eSDavid van Moolenbroek };
1535*83ee113eSDavid van Moolenbroek 
1536*83ee113eSDavid van Moolenbroek extern ia_hash_t *ia_na_active;
1537*83ee113eSDavid van Moolenbroek extern ia_hash_t *ia_ta_active;
1538*83ee113eSDavid van Moolenbroek extern ia_hash_t *ia_pd_active;
1539*83ee113eSDavid van Moolenbroek 
1540*83ee113eSDavid van Moolenbroek /*!
1541*83ee113eSDavid van Moolenbroek  *
1542*83ee113eSDavid van Moolenbroek  * \brief ipv6_pool structure
1543*83ee113eSDavid van Moolenbroek  *
1544*83ee113eSDavid van Moolenbroek  * This structure is part of a range of addresses or prefixes.
1545*83ee113eSDavid van Moolenbroek  * A range6 or prefix6 statement will map to one or more of these
1546*83ee113eSDavid van Moolenbroek  * with each pool being a simple block of the form xxxx/yyy and
1547*83ee113eSDavid van Moolenbroek  * all the pools adding up to comprise the entire range.  When
1548*83ee113eSDavid van Moolenbroek  * choosing an address or prefix the code will walk through the
1549*83ee113eSDavid van Moolenbroek  * pools until it finds one that is available.
1550*83ee113eSDavid van Moolenbroek  *
1551*83ee113eSDavid van Moolenbroek  * The naming for this structure is unfortunate as there is also
1552*83ee113eSDavid van Moolenbroek  * a v4 pool structure and the two are not equivalent.  The v4
1553*83ee113eSDavid van Moolenbroek  * pool matches the ipv6_pond structure.  I considered changing the
1554*83ee113eSDavid van Moolenbroek  * name of this structure but concluded that doing so would be worse
1555*83ee113eSDavid van Moolenbroek  * than leaving it as is.  Changing it adds some risk and makes for
1556*83ee113eSDavid van Moolenbroek  * larger differences between the 4.1 & 4.2 code and the 4.3 code.
1557*83ee113eSDavid van Moolenbroek  *
1558*83ee113eSDavid van Moolenbroek  */
1559*83ee113eSDavid van Moolenbroek 
1560*83ee113eSDavid van Moolenbroek struct ipv6_pool {
1561*83ee113eSDavid van Moolenbroek 	int refcnt;				/* reference count */
1562*83ee113eSDavid van Moolenbroek 	u_int16_t pool_type;			/* IA_xx */
1563*83ee113eSDavid van Moolenbroek 	struct in6_addr start_addr;		/* first IPv6 address */
1564*83ee113eSDavid van Moolenbroek 	int bits;				/* number of bits, CIDR style */
1565*83ee113eSDavid van Moolenbroek 	int units;				/* allocation unit in bits */
1566*83ee113eSDavid van Moolenbroek 	iasubopt_hash_t *leases;		/* non-free leases */
1567*83ee113eSDavid van Moolenbroek 	int num_active;				/* count of active leases */
1568*83ee113eSDavid van Moolenbroek 	isc_heap_t *active_timeouts;		/* timeouts for active leases */
1569*83ee113eSDavid van Moolenbroek 	int num_inactive;			/* count of inactive leases */
1570*83ee113eSDavid van Moolenbroek 	isc_heap_t *inactive_timeouts;		/* timeouts for expired or
1571*83ee113eSDavid van Moolenbroek 						   released leases */
1572*83ee113eSDavid van Moolenbroek 	struct shared_network *shared_network;	/* shared_network for
1573*83ee113eSDavid van Moolenbroek 						   this pool */
1574*83ee113eSDavid van Moolenbroek 	struct subnet *subnet;			/* subnet for this pool */
1575*83ee113eSDavid van Moolenbroek 	struct ipv6_pond *ipv6_pond;		/* pond for this pool */
1576*83ee113eSDavid van Moolenbroek };
1577*83ee113eSDavid van Moolenbroek 
1578*83ee113eSDavid van Moolenbroek /*!
1579*83ee113eSDavid van Moolenbroek  *
1580*83ee113eSDavid van Moolenbroek  * \brief ipv6_pond structure
1581*83ee113eSDavid van Moolenbroek  *
1582*83ee113eSDavid van Moolenbroek  * This structure is the ipv6 version of the v4 pool structure.
1583*83ee113eSDavid van Moolenbroek  * It contains the address and prefix information via the pointers
1584*83ee113eSDavid van Moolenbroek  * to the ipv6_pools and the allowability of this pool for a given
1585*83ee113eSDavid van Moolenbroek  * client via the permit lists and the valid TIMEs.
1586*83ee113eSDavid van Moolenbroek  *
1587*83ee113eSDavid van Moolenbroek  */
1588*83ee113eSDavid van Moolenbroek 
1589*83ee113eSDavid van Moolenbroek struct ipv6_pond {
1590*83ee113eSDavid van Moolenbroek 	int refcnt;
1591*83ee113eSDavid van Moolenbroek 	struct ipv6_pond *next;
1592*83ee113eSDavid van Moolenbroek 	struct group *group;
1593*83ee113eSDavid van Moolenbroek 	struct shared_network *shared_network; /* backpointer to the enclosing
1594*83ee113eSDavid van Moolenbroek 						  shared network */
1595*83ee113eSDavid van Moolenbroek 	struct permit *permit_list;	/* allow clients from this list */
1596*83ee113eSDavid van Moolenbroek 	struct permit *prohibit_list;	/* deny clients from this list */
1597*83ee113eSDavid van Moolenbroek 	TIME valid_from;		/* deny pool use before this date */
1598*83ee113eSDavid van Moolenbroek 	TIME valid_until;		/* deny pool use after this date */
1599*83ee113eSDavid van Moolenbroek 
1600*83ee113eSDavid van Moolenbroek 	struct ipv6_pool **ipv6_pools;	/* NULL-terminated array */
1601*83ee113eSDavid van Moolenbroek 	int last_ipv6_pool;		/* offset of last IPv6 pool
1602*83ee113eSDavid van Moolenbroek 					   used to issue a lease */
1603*83ee113eSDavid van Moolenbroek };
1604*83ee113eSDavid van Moolenbroek 
1605*83ee113eSDavid van Moolenbroek /* Flags and state for dhcp_ddns_cb_t */
1606*83ee113eSDavid van Moolenbroek #define DDNS_UPDATE_ADDR        0x01
1607*83ee113eSDavid van Moolenbroek #define DDNS_UPDATE_PTR         0x02
1608*83ee113eSDavid van Moolenbroek #define DDNS_INCLUDE_RRSET      0x04
1609*83ee113eSDavid van Moolenbroek #define DDNS_CONFLICT_OVERRIDE  0x08
1610*83ee113eSDavid van Moolenbroek #define DDNS_CLIENT_DID_UPDATE  0x10
1611*83ee113eSDavid van Moolenbroek #define DDNS_EXECUTE_NEXT       0x20
1612*83ee113eSDavid van Moolenbroek #define DDNS_ABORT              0x40
1613*83ee113eSDavid van Moolenbroek #define DDNS_STATIC_LEASE       0x80
1614*83ee113eSDavid van Moolenbroek #define DDNS_ACTIVE_LEASE	0x100
1615*83ee113eSDavid van Moolenbroek /*
1616*83ee113eSDavid van Moolenbroek  * The following two groups are separate and we could reuse
1617*83ee113eSDavid van Moolenbroek  * values but not reusing them may be useful in the future.
1618*83ee113eSDavid van Moolenbroek  */
1619*83ee113eSDavid van Moolenbroek #define DDNS_STATE_CLEANUP          0 // The previous step failed, cleanup
1620*83ee113eSDavid van Moolenbroek 
1621*83ee113eSDavid van Moolenbroek #define DDNS_STATE_ADD_FW_NXDOMAIN  1
1622*83ee113eSDavid van Moolenbroek #define DDNS_STATE_ADD_FW_YXDHCID   2
1623*83ee113eSDavid van Moolenbroek #define DDNS_STATE_ADD_PTR          3
1624*83ee113eSDavid van Moolenbroek 
1625*83ee113eSDavid van Moolenbroek #define DDNS_STATE_REM_FW_YXDHCID  17
1626*83ee113eSDavid van Moolenbroek #define DDNS_STATE_REM_FW_NXRR     18
1627*83ee113eSDavid van Moolenbroek #define DDNS_STATE_REM_PTR         19
1628*83ee113eSDavid van Moolenbroek 
1629*83ee113eSDavid van Moolenbroek /*
1630*83ee113eSDavid van Moolenbroek  * Flags for the dns print function
1631*83ee113eSDavid van Moolenbroek  */
1632*83ee113eSDavid van Moolenbroek #define DDNS_PRINT_INBOUND  1
1633*83ee113eSDavid van Moolenbroek #define DDNS_PRINT_OUTBOUND 0
1634*83ee113eSDavid van Moolenbroek 
1635*83ee113eSDavid van Moolenbroek struct dhcp_ddns_cb;
1636*83ee113eSDavid van Moolenbroek 
1637*83ee113eSDavid van Moolenbroek typedef void (*ddns_action_t)(struct dhcp_ddns_cb *ddns_cb,
1638*83ee113eSDavid van Moolenbroek 			      isc_result_t result);
1639*83ee113eSDavid van Moolenbroek 
1640*83ee113eSDavid van Moolenbroek typedef struct dhcp_ddns_cb {
1641*83ee113eSDavid van Moolenbroek 	struct data_string fwd_name;
1642*83ee113eSDavid van Moolenbroek 	struct data_string rev_name;
1643*83ee113eSDavid van Moolenbroek 	struct data_string dhcid;
1644*83ee113eSDavid van Moolenbroek 	struct iaddr address;
1645*83ee113eSDavid van Moolenbroek 	int address_type;
1646*83ee113eSDavid van Moolenbroek 
1647*83ee113eSDavid van Moolenbroek 	unsigned long ttl;
1648*83ee113eSDavid van Moolenbroek 
1649*83ee113eSDavid van Moolenbroek 	unsigned char zone_name[DHCP_MAXDNS_WIRE];
1650*83ee113eSDavid van Moolenbroek 	isc_sockaddrlist_t zone_server_list;
1651*83ee113eSDavid van Moolenbroek 	isc_sockaddr_t zone_addrs[DHCP_MAXNS];
1652*83ee113eSDavid van Moolenbroek 	int zone_addr_count;
1653*83ee113eSDavid van Moolenbroek 	struct dns_zone *zone;
1654*83ee113eSDavid van Moolenbroek 
1655*83ee113eSDavid van Moolenbroek 	u_int16_t flags;
1656*83ee113eSDavid van Moolenbroek 	TIME timeout;
1657*83ee113eSDavid van Moolenbroek 	int state;
1658*83ee113eSDavid van Moolenbroek 	ddns_action_t cur_func;
1659*83ee113eSDavid van Moolenbroek 
1660*83ee113eSDavid van Moolenbroek 	struct dhcp_ddns_cb * next_op;
1661*83ee113eSDavid van Moolenbroek 
1662*83ee113eSDavid van Moolenbroek 	/* Lease or client state that triggered the ddns operation */
1663*83ee113eSDavid van Moolenbroek 	void *lease;
1664*83ee113eSDavid van Moolenbroek 	struct binding_scope **scope;
1665*83ee113eSDavid van Moolenbroek 
1666*83ee113eSDavid van Moolenbroek 	void *transaction;
1667*83ee113eSDavid van Moolenbroek 	void *dataspace;
1668*83ee113eSDavid van Moolenbroek 
1669*83ee113eSDavid van Moolenbroek 	dns_rdataclass_t dhcid_class;
1670*83ee113eSDavid van Moolenbroek 	char *lease_tag;
1671*83ee113eSDavid van Moolenbroek } dhcp_ddns_cb_t;
1672*83ee113eSDavid van Moolenbroek 
1673*83ee113eSDavid van Moolenbroek extern struct ipv6_pool **pools;
1674*83ee113eSDavid van Moolenbroek extern int num_pools;
1675*83ee113eSDavid van Moolenbroek 
1676*83ee113eSDavid van Moolenbroek /* External definitions... */
1677*83ee113eSDavid van Moolenbroek 
1678*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL (group, const char *, struct group_object, group_hash_t)
1679*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL (universe, const char *, struct universe, universe_hash_t)
1680*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL (option_name, const char *, struct option,
1681*83ee113eSDavid van Moolenbroek 		     option_name_hash_t)
1682*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL (option_code, const unsigned *, struct option,
1683*83ee113eSDavid van Moolenbroek 		     option_code_hash_t)
1684*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL (dns_zone, const char *, struct dns_zone, dns_zone_hash_t)
1685*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL(lease_ip, const unsigned char *, struct lease,
1686*83ee113eSDavid van Moolenbroek 		    lease_ip_hash_t)
1687*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL(lease_id, const unsigned char *, struct lease,
1688*83ee113eSDavid van Moolenbroek 		    lease_id_hash_t)
1689*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL (host, const unsigned char *, struct host_decl, host_hash_t)
1690*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL (class, const char *, struct class, class_hash_t)
1691*83ee113eSDavid van Moolenbroek 
1692*83ee113eSDavid van Moolenbroek /* options.c */
1693*83ee113eSDavid van Moolenbroek 
1694*83ee113eSDavid van Moolenbroek extern struct option *vendor_cfg_option;
1695*83ee113eSDavid van Moolenbroek int parse_options (struct packet *);
1696*83ee113eSDavid van Moolenbroek int parse_option_buffer (struct option_state *, const unsigned char *,
1697*83ee113eSDavid van Moolenbroek 			 unsigned, struct universe *);
1698*83ee113eSDavid van Moolenbroek struct universe *find_option_universe (struct option *, const char *);
1699*83ee113eSDavid van Moolenbroek int parse_encapsulated_suboptions (struct option_state *, struct option *,
1700*83ee113eSDavid van Moolenbroek 				   const unsigned char *, unsigned,
1701*83ee113eSDavid van Moolenbroek 				   struct universe *, const char *);
1702*83ee113eSDavid van Moolenbroek int cons_options (struct packet *, struct dhcp_packet *, struct lease *,
1703*83ee113eSDavid van Moolenbroek 		  struct client_state *,
1704*83ee113eSDavid van Moolenbroek 		  int, struct option_state *, struct option_state *,
1705*83ee113eSDavid van Moolenbroek 		  struct binding_scope **,
1706*83ee113eSDavid van Moolenbroek 		  int, int, int, struct data_string *, const char *);
1707*83ee113eSDavid van Moolenbroek int fqdn_universe_decode (struct option_state *,
1708*83ee113eSDavid van Moolenbroek 			  const unsigned char *, unsigned, struct universe *);
1709*83ee113eSDavid van Moolenbroek struct option_cache *
1710*83ee113eSDavid van Moolenbroek lookup_fqdn6_option(struct universe *universe, struct option_state *options,
1711*83ee113eSDavid van Moolenbroek 		    unsigned code);
1712*83ee113eSDavid van Moolenbroek void
1713*83ee113eSDavid van Moolenbroek save_fqdn6_option(struct universe *universe, struct option_state *options,
1714*83ee113eSDavid van Moolenbroek 		  struct option_cache *oc, isc_boolean_t appendp);
1715*83ee113eSDavid van Moolenbroek void
1716*83ee113eSDavid van Moolenbroek delete_fqdn6_option(struct universe *universe, struct option_state *options,
1717*83ee113eSDavid van Moolenbroek 		    int code);
1718*83ee113eSDavid van Moolenbroek void
1719*83ee113eSDavid van Moolenbroek fqdn6_option_space_foreach(struct packet *packet, struct lease *lease,
1720*83ee113eSDavid van Moolenbroek 			   struct client_state *client_state,
1721*83ee113eSDavid van Moolenbroek 			   struct option_state *in_options,
1722*83ee113eSDavid van Moolenbroek 			   struct option_state *cfg_options,
1723*83ee113eSDavid van Moolenbroek 			   struct binding_scope **scope,
1724*83ee113eSDavid van Moolenbroek 			   struct universe *u, void *stuff,
1725*83ee113eSDavid van Moolenbroek 			   void (*func)(struct option_cache *,
1726*83ee113eSDavid van Moolenbroek 					struct packet *,
1727*83ee113eSDavid van Moolenbroek 					struct lease *,
1728*83ee113eSDavid van Moolenbroek 					struct client_state *,
1729*83ee113eSDavid van Moolenbroek 					struct option_state *,
1730*83ee113eSDavid van Moolenbroek 					struct option_state *,
1731*83ee113eSDavid van Moolenbroek 					struct binding_scope **,
1732*83ee113eSDavid van Moolenbroek 					struct universe *, void *));
1733*83ee113eSDavid van Moolenbroek int
1734*83ee113eSDavid van Moolenbroek fqdn6_option_space_encapsulate(struct data_string *result,
1735*83ee113eSDavid van Moolenbroek 			       struct packet *packet, struct lease *lease,
1736*83ee113eSDavid van Moolenbroek 			       struct client_state *client_state,
1737*83ee113eSDavid van Moolenbroek 			       struct option_state *in_options,
1738*83ee113eSDavid van Moolenbroek 			       struct option_state *cfg_options,
1739*83ee113eSDavid van Moolenbroek 			       struct binding_scope **scope,
1740*83ee113eSDavid van Moolenbroek 			       struct universe *universe);
1741*83ee113eSDavid van Moolenbroek int
1742*83ee113eSDavid van Moolenbroek fqdn6_universe_decode(struct option_state *options,
1743*83ee113eSDavid van Moolenbroek 		      const unsigned char *buffer, unsigned length,
1744*83ee113eSDavid van Moolenbroek 		      struct universe *u);
1745*83ee113eSDavid van Moolenbroek int append_option(struct data_string *dst, struct universe *universe,
1746*83ee113eSDavid van Moolenbroek 		  struct option *option, struct data_string *src);
1747*83ee113eSDavid van Moolenbroek int
1748*83ee113eSDavid van Moolenbroek store_options(int *ocount,
1749*83ee113eSDavid van Moolenbroek 	      unsigned char *buffer, unsigned buflen, unsigned index,
1750*83ee113eSDavid van Moolenbroek 	      struct packet *packet, struct lease *lease,
1751*83ee113eSDavid van Moolenbroek 	      struct client_state *client_state,
1752*83ee113eSDavid van Moolenbroek 	      struct option_state *in_options,
1753*83ee113eSDavid van Moolenbroek 	      struct option_state *cfg_options,
1754*83ee113eSDavid van Moolenbroek 	      struct binding_scope **scope,
1755*83ee113eSDavid van Moolenbroek 	      unsigned *priority_list, int priority_len,
1756*83ee113eSDavid van Moolenbroek 	      unsigned first_cutoff, int second_cutoff, int terminate,
1757*83ee113eSDavid van Moolenbroek 	      const char *vuname);
1758*83ee113eSDavid van Moolenbroek int store_options6(char *, int, struct option_state *, struct packet *,
1759*83ee113eSDavid van Moolenbroek 		   const int *, struct data_string *);
1760*83ee113eSDavid van Moolenbroek int format_has_text(const char *);
1761*83ee113eSDavid van Moolenbroek int format_min_length(const char *, struct option_cache *);
1762*83ee113eSDavid van Moolenbroek const char *pretty_print_option (struct option *, const unsigned char *,
1763*83ee113eSDavid van Moolenbroek 				 unsigned, int, int);
1764*83ee113eSDavid van Moolenbroek int pretty_escape(char **, char *, const unsigned char **,
1765*83ee113eSDavid van Moolenbroek 		  const unsigned char *);
1766*83ee113eSDavid van Moolenbroek int get_option (struct data_string *, struct universe *,
1767*83ee113eSDavid van Moolenbroek 		struct packet *, struct lease *, struct client_state *,
1768*83ee113eSDavid van Moolenbroek 		struct option_state *, struct option_state *,
1769*83ee113eSDavid van Moolenbroek 		struct option_state *, struct binding_scope **, unsigned,
1770*83ee113eSDavid van Moolenbroek 		const char *, int);
1771*83ee113eSDavid van Moolenbroek void set_option (struct universe *, struct option_state *,
1772*83ee113eSDavid van Moolenbroek 		 struct option_cache *, enum statement_op);
1773*83ee113eSDavid van Moolenbroek struct option_cache *lookup_option (struct universe *,
1774*83ee113eSDavid van Moolenbroek 				    struct option_state *, unsigned);
1775*83ee113eSDavid van Moolenbroek struct option_cache *lookup_hashed_option (struct universe *,
1776*83ee113eSDavid van Moolenbroek 					   struct option_state *,
1777*83ee113eSDavid van Moolenbroek 					   unsigned);
1778*83ee113eSDavid van Moolenbroek struct option_cache *next_hashed_option(struct universe *,
1779*83ee113eSDavid van Moolenbroek 					struct option_state *,
1780*83ee113eSDavid van Moolenbroek 					struct option_cache *);
1781*83ee113eSDavid van Moolenbroek int save_option_buffer (struct universe *, struct option_state *,
1782*83ee113eSDavid van Moolenbroek 			struct buffer *, unsigned char *, unsigned,
1783*83ee113eSDavid van Moolenbroek 			unsigned, int);
1784*83ee113eSDavid van Moolenbroek int append_option_buffer(struct universe *, struct option_state *,
1785*83ee113eSDavid van Moolenbroek 			 struct buffer *, unsigned char *, unsigned,
1786*83ee113eSDavid van Moolenbroek 			 unsigned, int);
1787*83ee113eSDavid van Moolenbroek void build_server_oro(struct data_string *, struct option_state *,
1788*83ee113eSDavid van Moolenbroek 		      const char *, int);
1789*83ee113eSDavid van Moolenbroek void save_option(struct universe *, struct option_state *,
1790*83ee113eSDavid van Moolenbroek 		 struct option_cache *);
1791*83ee113eSDavid van Moolenbroek void also_save_option(struct universe *, struct option_state *,
1792*83ee113eSDavid van Moolenbroek 		      struct option_cache *);
1793*83ee113eSDavid van Moolenbroek void save_hashed_option(struct universe *, struct option_state *,
1794*83ee113eSDavid van Moolenbroek 			struct option_cache *, isc_boolean_t appendp);
1795*83ee113eSDavid van Moolenbroek void delete_option (struct universe *, struct option_state *, int);
1796*83ee113eSDavid van Moolenbroek void delete_hashed_option (struct universe *,
1797*83ee113eSDavid van Moolenbroek 			   struct option_state *, int);
1798*83ee113eSDavid van Moolenbroek int option_cache_dereference (struct option_cache **,
1799*83ee113eSDavid van Moolenbroek 			      const char *, int);
1800*83ee113eSDavid van Moolenbroek int hashed_option_state_dereference (struct universe *,
1801*83ee113eSDavid van Moolenbroek 				     struct option_state *,
1802*83ee113eSDavid van Moolenbroek 				     const char *, int);
1803*83ee113eSDavid van Moolenbroek int store_option (struct data_string *,
1804*83ee113eSDavid van Moolenbroek 		  struct universe *, struct packet *, struct lease *,
1805*83ee113eSDavid van Moolenbroek 		  struct client_state *,
1806*83ee113eSDavid van Moolenbroek 		  struct option_state *, struct option_state *,
1807*83ee113eSDavid van Moolenbroek 		  struct binding_scope **, struct option_cache *);
1808*83ee113eSDavid van Moolenbroek int option_space_encapsulate (struct data_string *,
1809*83ee113eSDavid van Moolenbroek 			      struct packet *, struct lease *,
1810*83ee113eSDavid van Moolenbroek 			      struct client_state *,
1811*83ee113eSDavid van Moolenbroek 			      struct option_state *,
1812*83ee113eSDavid van Moolenbroek 			      struct option_state *,
1813*83ee113eSDavid van Moolenbroek 			      struct binding_scope **,
1814*83ee113eSDavid van Moolenbroek 			      struct data_string *);
1815*83ee113eSDavid van Moolenbroek int hashed_option_space_encapsulate (struct data_string *,
1816*83ee113eSDavid van Moolenbroek 				     struct packet *, struct lease *,
1817*83ee113eSDavid van Moolenbroek 				     struct client_state *,
1818*83ee113eSDavid van Moolenbroek 				     struct option_state *,
1819*83ee113eSDavid van Moolenbroek 				     struct option_state *,
1820*83ee113eSDavid van Moolenbroek 				     struct binding_scope **,
1821*83ee113eSDavid van Moolenbroek 				     struct universe *);
1822*83ee113eSDavid van Moolenbroek int nwip_option_space_encapsulate (struct data_string *,
1823*83ee113eSDavid van Moolenbroek 				   struct packet *, struct lease *,
1824*83ee113eSDavid van Moolenbroek 				   struct client_state *,
1825*83ee113eSDavid van Moolenbroek 				   struct option_state *,
1826*83ee113eSDavid van Moolenbroek 				   struct option_state *,
1827*83ee113eSDavid van Moolenbroek 				   struct binding_scope **,
1828*83ee113eSDavid van Moolenbroek 				   struct universe *);
1829*83ee113eSDavid van Moolenbroek int fqdn_option_space_encapsulate (struct data_string *,
1830*83ee113eSDavid van Moolenbroek 				   struct packet *, struct lease *,
1831*83ee113eSDavid van Moolenbroek 				   struct client_state *,
1832*83ee113eSDavid van Moolenbroek 				   struct option_state *,
1833*83ee113eSDavid van Moolenbroek 				   struct option_state *,
1834*83ee113eSDavid van Moolenbroek 				   struct binding_scope **,
1835*83ee113eSDavid van Moolenbroek 				   struct universe *);
1836*83ee113eSDavid van Moolenbroek void suboption_foreach (struct packet *, struct lease *, struct client_state *,
1837*83ee113eSDavid van Moolenbroek 			struct option_state *, struct option_state *,
1838*83ee113eSDavid van Moolenbroek 			struct binding_scope **, struct universe *, void *,
1839*83ee113eSDavid van Moolenbroek 			void (*) (struct option_cache *, struct packet *,
1840*83ee113eSDavid van Moolenbroek 				  struct lease *, struct client_state *,
1841*83ee113eSDavid van Moolenbroek 				  struct option_state *, struct option_state *,
1842*83ee113eSDavid van Moolenbroek 				  struct binding_scope **,
1843*83ee113eSDavid van Moolenbroek 				  struct universe *, void *),
1844*83ee113eSDavid van Moolenbroek 			struct option_cache *, const char *);
1845*83ee113eSDavid van Moolenbroek void option_space_foreach (struct packet *, struct lease *,
1846*83ee113eSDavid van Moolenbroek 			   struct client_state *,
1847*83ee113eSDavid van Moolenbroek 			   struct option_state *,
1848*83ee113eSDavid van Moolenbroek 			   struct option_state *,
1849*83ee113eSDavid van Moolenbroek 			   struct binding_scope **,
1850*83ee113eSDavid van Moolenbroek 			   struct universe *, void *,
1851*83ee113eSDavid van Moolenbroek 			   void (*) (struct option_cache *,
1852*83ee113eSDavid van Moolenbroek 				     struct packet *,
1853*83ee113eSDavid van Moolenbroek 				     struct lease *, struct client_state *,
1854*83ee113eSDavid van Moolenbroek 				     struct option_state *,
1855*83ee113eSDavid van Moolenbroek 				     struct option_state *,
1856*83ee113eSDavid van Moolenbroek 				     struct binding_scope **,
1857*83ee113eSDavid van Moolenbroek 				     struct universe *, void *));
1858*83ee113eSDavid van Moolenbroek void hashed_option_space_foreach (struct packet *, struct lease *,
1859*83ee113eSDavid van Moolenbroek 				  struct client_state *,
1860*83ee113eSDavid van Moolenbroek 				  struct option_state *,
1861*83ee113eSDavid van Moolenbroek 				  struct option_state *,
1862*83ee113eSDavid van Moolenbroek 				  struct binding_scope **,
1863*83ee113eSDavid van Moolenbroek 				  struct universe *, void *,
1864*83ee113eSDavid van Moolenbroek 				  void (*) (struct option_cache *,
1865*83ee113eSDavid van Moolenbroek 					    struct packet *,
1866*83ee113eSDavid van Moolenbroek 					    struct lease *,
1867*83ee113eSDavid van Moolenbroek 					    struct client_state *,
1868*83ee113eSDavid van Moolenbroek 					    struct option_state *,
1869*83ee113eSDavid van Moolenbroek 					    struct option_state *,
1870*83ee113eSDavid van Moolenbroek 					    struct binding_scope **,
1871*83ee113eSDavid van Moolenbroek 					    struct universe *, void *));
1872*83ee113eSDavid van Moolenbroek int linked_option_get (struct data_string *, struct universe *,
1873*83ee113eSDavid van Moolenbroek 		       struct packet *, struct lease *,
1874*83ee113eSDavid van Moolenbroek 		       struct client_state *,
1875*83ee113eSDavid van Moolenbroek 		       struct option_state *, struct option_state *,
1876*83ee113eSDavid van Moolenbroek 		       struct option_state *, struct binding_scope **,
1877*83ee113eSDavid van Moolenbroek 		       unsigned);
1878*83ee113eSDavid van Moolenbroek int linked_option_state_dereference (struct universe *,
1879*83ee113eSDavid van Moolenbroek 				     struct option_state *,
1880*83ee113eSDavid van Moolenbroek 				     const char *, int);
1881*83ee113eSDavid van Moolenbroek void save_linked_option(struct universe *, struct option_state *,
1882*83ee113eSDavid van Moolenbroek 			struct option_cache *, isc_boolean_t appendp);
1883*83ee113eSDavid van Moolenbroek void linked_option_space_foreach (struct packet *, struct lease *,
1884*83ee113eSDavid van Moolenbroek 				  struct client_state *,
1885*83ee113eSDavid van Moolenbroek 				  struct option_state *,
1886*83ee113eSDavid van Moolenbroek 				  struct option_state *,
1887*83ee113eSDavid van Moolenbroek 				  struct binding_scope **,
1888*83ee113eSDavid van Moolenbroek 				  struct universe *, void *,
1889*83ee113eSDavid van Moolenbroek 				  void (*) (struct option_cache *,
1890*83ee113eSDavid van Moolenbroek 					    struct packet *,
1891*83ee113eSDavid van Moolenbroek 					    struct lease *,
1892*83ee113eSDavid van Moolenbroek 					    struct client_state *,
1893*83ee113eSDavid van Moolenbroek 					    struct option_state *,
1894*83ee113eSDavid van Moolenbroek 					    struct option_state *,
1895*83ee113eSDavid van Moolenbroek 					    struct binding_scope **,
1896*83ee113eSDavid van Moolenbroek 					    struct universe *, void *));
1897*83ee113eSDavid van Moolenbroek int linked_option_space_encapsulate (struct data_string *, struct packet *,
1898*83ee113eSDavid van Moolenbroek 				     struct lease *, struct client_state *,
1899*83ee113eSDavid van Moolenbroek 				     struct option_state *,
1900*83ee113eSDavid van Moolenbroek 				     struct option_state *,
1901*83ee113eSDavid van Moolenbroek 				     struct binding_scope **,
1902*83ee113eSDavid van Moolenbroek 				     struct universe *);
1903*83ee113eSDavid van Moolenbroek void delete_linked_option (struct universe *, struct option_state *, int);
1904*83ee113eSDavid van Moolenbroek struct option_cache *lookup_linked_option (struct universe *,
1905*83ee113eSDavid van Moolenbroek 					   struct option_state *, unsigned);
1906*83ee113eSDavid van Moolenbroek void do_packet (struct interface_info *,
1907*83ee113eSDavid van Moolenbroek 		struct dhcp_packet *, unsigned,
1908*83ee113eSDavid van Moolenbroek 		unsigned int, struct iaddr, struct hardware *);
1909*83ee113eSDavid van Moolenbroek void do_packet6(struct interface_info *, const char *,
1910*83ee113eSDavid van Moolenbroek 		int, int, const struct iaddr *, isc_boolean_t);
1911*83ee113eSDavid van Moolenbroek int packet6_len_okay(const char *, int);
1912*83ee113eSDavid van Moolenbroek 
1913*83ee113eSDavid van Moolenbroek int validate_packet(struct packet *);
1914*83ee113eSDavid van Moolenbroek 
1915*83ee113eSDavid van Moolenbroek int add_option(struct option_state *options,
1916*83ee113eSDavid van Moolenbroek 	       unsigned int option_num,
1917*83ee113eSDavid van Moolenbroek 	       void *data,
1918*83ee113eSDavid van Moolenbroek 	       unsigned int data_len);
1919*83ee113eSDavid van Moolenbroek 
1920*83ee113eSDavid van Moolenbroek /* dhcpd.c */
1921*83ee113eSDavid van Moolenbroek extern struct timeval cur_tv;
1922*83ee113eSDavid van Moolenbroek #define cur_time cur_tv.tv_sec
1923*83ee113eSDavid van Moolenbroek 
1924*83ee113eSDavid van Moolenbroek extern int ddns_update_style;
1925*83ee113eSDavid van Moolenbroek extern int dont_use_fsync;
1926*83ee113eSDavid van Moolenbroek 
1927*83ee113eSDavid van Moolenbroek extern const char *path_dhcpd_conf;
1928*83ee113eSDavid van Moolenbroek extern const char *path_dhcpd_db;
1929*83ee113eSDavid van Moolenbroek extern const char *path_dhcpd_pid;
1930*83ee113eSDavid van Moolenbroek 
1931*83ee113eSDavid van Moolenbroek extern int dhcp_max_agent_option_packet_length;
1932*83ee113eSDavid van Moolenbroek extern struct eventqueue *rw_queue_empty;
1933*83ee113eSDavid van Moolenbroek 
1934*83ee113eSDavid van Moolenbroek int main(int, char **);
1935*83ee113eSDavid van Moolenbroek void postconf_initialization(int);
1936*83ee113eSDavid van Moolenbroek void postdb_startup(void);
1937*83ee113eSDavid van Moolenbroek void cleanup (void);
1938*83ee113eSDavid van Moolenbroek void lease_pinged (struct iaddr, u_int8_t *, int);
1939*83ee113eSDavid van Moolenbroek void lease_ping_timeout (void *);
1940*83ee113eSDavid van Moolenbroek int dhcpd_interface_setup_hook (struct interface_info *ip, struct iaddr *ia);
1941*83ee113eSDavid van Moolenbroek extern enum dhcp_shutdown_state shutdown_state;
1942*83ee113eSDavid van Moolenbroek isc_result_t dhcp_io_shutdown (omapi_object_t *, void *);
1943*83ee113eSDavid van Moolenbroek isc_result_t dhcp_set_control_state (control_object_state_t oldstate,
1944*83ee113eSDavid van Moolenbroek 				     control_object_state_t newstate);
1945*83ee113eSDavid van Moolenbroek #if defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
1946*83ee113eSDavid van Moolenbroek void relinquish_ackqueue(void);
1947*83ee113eSDavid van Moolenbroek #endif
1948*83ee113eSDavid van Moolenbroek 
1949*83ee113eSDavid van Moolenbroek /* conflex.c */
1950*83ee113eSDavid van Moolenbroek isc_result_t new_parse (struct parse **, int,
1951*83ee113eSDavid van Moolenbroek 			char *, unsigned, const char *, int);
1952*83ee113eSDavid van Moolenbroek isc_result_t end_parse (struct parse **);
1953*83ee113eSDavid van Moolenbroek isc_result_t save_parse_state(struct parse *cfile);
1954*83ee113eSDavid van Moolenbroek isc_result_t restore_parse_state(struct parse *cfile);
1955*83ee113eSDavid van Moolenbroek enum dhcp_token next_token (const char **, unsigned *, struct parse *);
1956*83ee113eSDavid van Moolenbroek enum dhcp_token peek_token (const char **, unsigned *, struct parse *);
1957*83ee113eSDavid van Moolenbroek enum dhcp_token next_raw_token(const char **rval, unsigned *rlen,
1958*83ee113eSDavid van Moolenbroek 			       struct parse *cfile);
1959*83ee113eSDavid van Moolenbroek enum dhcp_token peek_raw_token(const char **rval, unsigned *rlen,
1960*83ee113eSDavid van Moolenbroek 			       struct parse *cfile);
1961*83ee113eSDavid van Moolenbroek /*
1962*83ee113eSDavid van Moolenbroek  * Use skip_token when we are skipping a token we have previously
1963*83ee113eSDavid van Moolenbroek  * used peek_token on as we know what the result will be in this case.
1964*83ee113eSDavid van Moolenbroek  */
1965*83ee113eSDavid van Moolenbroek #define skip_token(a,b,c) ((void) next_token((a),(b),(c)))
1966*83ee113eSDavid van Moolenbroek 
1967*83ee113eSDavid van Moolenbroek 
1968*83ee113eSDavid van Moolenbroek /* confpars.c */
1969*83ee113eSDavid van Moolenbroek void parse_trace_setup (void);
1970*83ee113eSDavid van Moolenbroek isc_result_t readconf (void);
1971*83ee113eSDavid van Moolenbroek isc_result_t read_conf_file (const char *, struct group *, int, int);
1972*83ee113eSDavid van Moolenbroek #if defined (TRACING)
1973*83ee113eSDavid van Moolenbroek void trace_conf_input (trace_type_t *, unsigned, char *);
1974*83ee113eSDavid van Moolenbroek void trace_conf_stop (trace_type_t *ttype);
1975*83ee113eSDavid van Moolenbroek #endif
1976*83ee113eSDavid van Moolenbroek isc_result_t conf_file_subparse (struct parse *, struct group *, int);
1977*83ee113eSDavid van Moolenbroek isc_result_t lease_file_subparse (struct parse *);
1978*83ee113eSDavid van Moolenbroek int parse_statement (struct parse *, struct group *, int,
1979*83ee113eSDavid van Moolenbroek 		     struct host_decl *, int);
1980*83ee113eSDavid van Moolenbroek #if defined (FAILOVER_PROTOCOL)
1981*83ee113eSDavid van Moolenbroek void parse_failover_peer (struct parse *, struct group *, int);
1982*83ee113eSDavid van Moolenbroek void parse_failover_state_declaration (struct parse *,
1983*83ee113eSDavid van Moolenbroek 				       dhcp_failover_state_t *);
1984*83ee113eSDavid van Moolenbroek void parse_failover_state (struct parse *,
1985*83ee113eSDavid van Moolenbroek 				  enum failover_state *, TIME *);
1986*83ee113eSDavid van Moolenbroek #endif
1987*83ee113eSDavid van Moolenbroek int permit_list_match (struct permit *, struct permit *);
1988*83ee113eSDavid van Moolenbroek void parse_pool_statement (struct parse *, struct group *, int);
1989*83ee113eSDavid van Moolenbroek int parse_lbrace (struct parse *);
1990*83ee113eSDavid van Moolenbroek void parse_host_declaration (struct parse *, struct group *);
1991*83ee113eSDavid van Moolenbroek int parse_class_declaration (struct class **, struct parse *,
1992*83ee113eSDavid van Moolenbroek 			     struct group *, int);
1993*83ee113eSDavid van Moolenbroek void parse_shared_net_declaration (struct parse *, struct group *);
1994*83ee113eSDavid van Moolenbroek void parse_subnet_declaration (struct parse *,
1995*83ee113eSDavid van Moolenbroek 			       struct shared_network *);
1996*83ee113eSDavid van Moolenbroek void parse_subnet6_declaration (struct parse *,
1997*83ee113eSDavid van Moolenbroek 				struct shared_network *);
1998*83ee113eSDavid van Moolenbroek void parse_group_declaration (struct parse *, struct group *);
1999*83ee113eSDavid van Moolenbroek int parse_fixed_addr_param (struct option_cache **,
2000*83ee113eSDavid van Moolenbroek 			    struct parse *, enum dhcp_token);
2001*83ee113eSDavid van Moolenbroek int parse_lease_declaration (struct lease **, struct parse *);
2002*83ee113eSDavid van Moolenbroek int parse_ip6_addr(struct parse *, struct iaddr *);
2003*83ee113eSDavid van Moolenbroek int parse_ip6_addr_expr(struct expression **, struct parse *);
2004*83ee113eSDavid van Moolenbroek int parse_ip6_prefix(struct parse *, struct iaddr *, u_int8_t *);
2005*83ee113eSDavid van Moolenbroek void parse_address_range (struct parse *, struct group *, int,
2006*83ee113eSDavid van Moolenbroek 			  struct pool *, struct lease **);
2007*83ee113eSDavid van Moolenbroek void parse_address_range6(struct parse *cfile, struct group *group,
2008*83ee113eSDavid van Moolenbroek 			  struct ipv6_pond *);
2009*83ee113eSDavid van Moolenbroek void parse_prefix6(struct parse *cfile, struct group *group,
2010*83ee113eSDavid van Moolenbroek 			  struct ipv6_pond *);
2011*83ee113eSDavid van Moolenbroek void parse_fixed_prefix6(struct parse *cfile, struct host_decl *host_decl);
2012*83ee113eSDavid van Moolenbroek void parse_ia_na_declaration(struct parse *);
2013*83ee113eSDavid van Moolenbroek void parse_ia_ta_declaration(struct parse *);
2014*83ee113eSDavid van Moolenbroek void parse_ia_pd_declaration(struct parse *);
2015*83ee113eSDavid van Moolenbroek void parse_server_duid(struct parse *cfile);
2016*83ee113eSDavid van Moolenbroek void parse_server_duid_conf(struct parse *cfile);
2017*83ee113eSDavid van Moolenbroek void parse_pool6_statement (struct parse *, struct group *, int);
2018*83ee113eSDavid van Moolenbroek 
2019*83ee113eSDavid van Moolenbroek /* ddns.c */
2020*83ee113eSDavid van Moolenbroek int ddns_updates(struct packet *, struct lease *, struct lease *,
2021*83ee113eSDavid van Moolenbroek 		 struct iasubopt *, struct iasubopt *, struct option_state *);
2022*83ee113eSDavid van Moolenbroek isc_result_t ddns_removals(struct lease *, struct iasubopt *,
2023*83ee113eSDavid van Moolenbroek 			   struct dhcp_ddns_cb *, isc_boolean_t);
2024*83ee113eSDavid van Moolenbroek #if defined (TRACING)
2025*83ee113eSDavid van Moolenbroek void trace_ddns_init(void);
2026*83ee113eSDavid van Moolenbroek #endif
2027*83ee113eSDavid van Moolenbroek 
2028*83ee113eSDavid van Moolenbroek /* parse.c */
2029*83ee113eSDavid van Moolenbroek void add_enumeration (struct enumeration *);
2030*83ee113eSDavid van Moolenbroek struct enumeration *find_enumeration (const char *, int);
2031*83ee113eSDavid van Moolenbroek struct enumeration_value *find_enumeration_value (const char *, int,
2032*83ee113eSDavid van Moolenbroek 						  unsigned *,
2033*83ee113eSDavid van Moolenbroek 						  const char *);
2034*83ee113eSDavid van Moolenbroek void skip_to_semi (struct parse *);
2035*83ee113eSDavid van Moolenbroek void skip_to_rbrace (struct parse *, int);
2036*83ee113eSDavid van Moolenbroek int parse_semi (struct parse *);
2037*83ee113eSDavid van Moolenbroek int parse_string (struct parse *, char **, unsigned *);
2038*83ee113eSDavid van Moolenbroek char *parse_host_name (struct parse *);
2039*83ee113eSDavid van Moolenbroek int parse_ip_addr_or_hostname (struct expression **,
2040*83ee113eSDavid van Moolenbroek 			       struct parse *, int);
2041*83ee113eSDavid van Moolenbroek void parse_hardware_param (struct parse *, struct hardware *);
2042*83ee113eSDavid van Moolenbroek void parse_lease_time (struct parse *, TIME *);
2043*83ee113eSDavid van Moolenbroek unsigned char *parse_numeric_aggregate (struct parse *,
2044*83ee113eSDavid van Moolenbroek 					unsigned char *, unsigned *,
2045*83ee113eSDavid van Moolenbroek 					int, int, unsigned);
2046*83ee113eSDavid van Moolenbroek void convert_num (struct parse *, unsigned char *, const char *,
2047*83ee113eSDavid van Moolenbroek 		  int, unsigned);
2048*83ee113eSDavid van Moolenbroek TIME parse_date (struct parse *);
2049*83ee113eSDavid van Moolenbroek TIME parse_date_core(struct parse *);
2050*83ee113eSDavid van Moolenbroek isc_result_t parse_option_name (struct parse *, int, int *,
2051*83ee113eSDavid van Moolenbroek 				struct option **);
2052*83ee113eSDavid van Moolenbroek void parse_option_space_decl (struct parse *);
2053*83ee113eSDavid van Moolenbroek int parse_option_code_definition (struct parse *, struct option *);
2054*83ee113eSDavid van Moolenbroek int parse_base64 (struct data_string *, struct parse *);
2055*83ee113eSDavid van Moolenbroek int parse_cshl (struct data_string *, struct parse *);
2056*83ee113eSDavid van Moolenbroek int parse_executable_statement (struct executable_statement **,
2057*83ee113eSDavid van Moolenbroek 				struct parse *, int *,
2058*83ee113eSDavid van Moolenbroek 				enum expression_context);
2059*83ee113eSDavid van Moolenbroek int parse_executable_statements (struct executable_statement **,
2060*83ee113eSDavid van Moolenbroek 				 struct parse *, int *,
2061*83ee113eSDavid van Moolenbroek 				 enum expression_context);
2062*83ee113eSDavid van Moolenbroek int parse_zone (struct dns_zone *, struct parse *);
2063*83ee113eSDavid van Moolenbroek int parse_key (struct parse *);
2064*83ee113eSDavid van Moolenbroek int parse_on_statement (struct executable_statement **,
2065*83ee113eSDavid van Moolenbroek 			struct parse *, int *);
2066*83ee113eSDavid van Moolenbroek int parse_switch_statement (struct executable_statement **,
2067*83ee113eSDavid van Moolenbroek 			    struct parse *, int *);
2068*83ee113eSDavid van Moolenbroek int parse_case_statement (struct executable_statement **,
2069*83ee113eSDavid van Moolenbroek 			  struct parse *, int *,
2070*83ee113eSDavid van Moolenbroek 			  enum expression_context);
2071*83ee113eSDavid van Moolenbroek int parse_if_statement (struct executable_statement **,
2072*83ee113eSDavid van Moolenbroek 			struct parse *, int *);
2073*83ee113eSDavid van Moolenbroek int parse_boolean_expression (struct expression **,
2074*83ee113eSDavid van Moolenbroek 			      struct parse *, int *);
2075*83ee113eSDavid van Moolenbroek int parse_boolean (struct parse *);
2076*83ee113eSDavid van Moolenbroek int parse_data_expression (struct expression **,
2077*83ee113eSDavid van Moolenbroek 			   struct parse *, int *);
2078*83ee113eSDavid van Moolenbroek int parse_numeric_expression (struct expression **,
2079*83ee113eSDavid van Moolenbroek 			      struct parse *, int *);
2080*83ee113eSDavid van Moolenbroek int parse_dns_expression (struct expression **, struct parse *, int *);
2081*83ee113eSDavid van Moolenbroek int parse_non_binary (struct expression **, struct parse *, int *,
2082*83ee113eSDavid van Moolenbroek 		      enum expression_context);
2083*83ee113eSDavid van Moolenbroek int parse_expression (struct expression **, struct parse *, int *,
2084*83ee113eSDavid van Moolenbroek 		      enum expression_context,
2085*83ee113eSDavid van Moolenbroek 		      struct expression **, enum expr_op);
2086*83ee113eSDavid van Moolenbroek int parse_option_data(struct expression **expr, struct parse *cfile,
2087*83ee113eSDavid van Moolenbroek 		      int lookups, struct option *option);
2088*83ee113eSDavid van Moolenbroek int parse_option_statement (struct executable_statement **,
2089*83ee113eSDavid van Moolenbroek 			    struct parse *, int,
2090*83ee113eSDavid van Moolenbroek 			    struct option *, enum statement_op);
2091*83ee113eSDavid van Moolenbroek int parse_option_token (struct expression **, struct parse *,
2092*83ee113eSDavid van Moolenbroek 			const char **, struct expression *, int, int);
2093*83ee113eSDavid van Moolenbroek int parse_allow_deny (struct option_cache **, struct parse *, int);
2094*83ee113eSDavid van Moolenbroek int parse_auth_key (struct data_string *, struct parse *);
2095*83ee113eSDavid van Moolenbroek int parse_warn (struct parse *, const char *, ...)
2096*83ee113eSDavid van Moolenbroek 	__attribute__((__format__(__printf__,2,3)));
2097*83ee113eSDavid van Moolenbroek struct expression *parse_domain_list(struct parse *cfile, int);
2098*83ee113eSDavid van Moolenbroek 
2099*83ee113eSDavid van Moolenbroek 
2100*83ee113eSDavid van Moolenbroek /* tree.c */
2101*83ee113eSDavid van Moolenbroek extern struct binding_scope *global_scope;
2102*83ee113eSDavid van Moolenbroek pair cons (caddr_t, pair);
2103*83ee113eSDavid van Moolenbroek int make_const_option_cache (struct option_cache **, struct buffer **,
2104*83ee113eSDavid van Moolenbroek 			     u_int8_t *, unsigned, struct option *,
2105*83ee113eSDavid van Moolenbroek 			     const char *, int);
2106*83ee113eSDavid van Moolenbroek int make_host_lookup (struct expression **, const char *);
2107*83ee113eSDavid van Moolenbroek int enter_dns_host (struct dns_host_entry **, const char *);
2108*83ee113eSDavid van Moolenbroek int make_const_data (struct expression **,
2109*83ee113eSDavid van Moolenbroek 		     const unsigned char *, unsigned, int, int,
2110*83ee113eSDavid van Moolenbroek 		     const char *, int);
2111*83ee113eSDavid van Moolenbroek int make_const_int (struct expression **, unsigned long);
2112*83ee113eSDavid van Moolenbroek int make_concat (struct expression **,
2113*83ee113eSDavid van Moolenbroek 		 struct expression *, struct expression *);
2114*83ee113eSDavid van Moolenbroek int make_encapsulation (struct expression **, struct data_string *);
2115*83ee113eSDavid van Moolenbroek int make_substring (struct expression **, struct expression *,
2116*83ee113eSDavid van Moolenbroek 		    struct expression *, struct expression *);
2117*83ee113eSDavid van Moolenbroek int make_limit (struct expression **, struct expression *, int);
2118*83ee113eSDavid van Moolenbroek int make_let (struct executable_statement **, const char *);
2119*83ee113eSDavid van Moolenbroek int option_cache (struct option_cache **, struct data_string *,
2120*83ee113eSDavid van Moolenbroek 		  struct expression *, struct option *,
2121*83ee113eSDavid van Moolenbroek 		  const char *, int);
2122*83ee113eSDavid van Moolenbroek int evaluate_expression (struct binding_value **, struct packet *,
2123*83ee113eSDavid van Moolenbroek 			 struct lease *, struct client_state *,
2124*83ee113eSDavid van Moolenbroek 			 struct option_state *, struct option_state *,
2125*83ee113eSDavid van Moolenbroek 			 struct binding_scope **, struct expression *,
2126*83ee113eSDavid van Moolenbroek 			 const char *, int);
2127*83ee113eSDavid van Moolenbroek int binding_value_dereference (struct binding_value **, const char *, int);
2128*83ee113eSDavid van Moolenbroek int evaluate_boolean_expression (int *,
2129*83ee113eSDavid van Moolenbroek 				 struct packet *,  struct lease *,
2130*83ee113eSDavid van Moolenbroek 				 struct client_state *,
2131*83ee113eSDavid van Moolenbroek 				 struct option_state *,
2132*83ee113eSDavid van Moolenbroek 				 struct option_state *,
2133*83ee113eSDavid van Moolenbroek 				 struct binding_scope **,
2134*83ee113eSDavid van Moolenbroek 				 struct expression *);
2135*83ee113eSDavid van Moolenbroek int evaluate_data_expression (struct data_string *,
2136*83ee113eSDavid van Moolenbroek 			      struct packet *, struct lease *,
2137*83ee113eSDavid van Moolenbroek 			      struct client_state *,
2138*83ee113eSDavid van Moolenbroek 			      struct option_state *,
2139*83ee113eSDavid van Moolenbroek 			      struct option_state *,
2140*83ee113eSDavid van Moolenbroek 			      struct binding_scope **,
2141*83ee113eSDavid van Moolenbroek 			      struct expression *,
2142*83ee113eSDavid van Moolenbroek 			      const char *, int);
2143*83ee113eSDavid van Moolenbroek int evaluate_numeric_expression (unsigned long *, struct packet *,
2144*83ee113eSDavid van Moolenbroek 				 struct lease *, struct client_state *,
2145*83ee113eSDavid van Moolenbroek 				 struct option_state *, struct option_state *,
2146*83ee113eSDavid van Moolenbroek 				 struct binding_scope **,
2147*83ee113eSDavid van Moolenbroek 				 struct expression *);
2148*83ee113eSDavid van Moolenbroek int evaluate_option_cache (struct data_string *,
2149*83ee113eSDavid van Moolenbroek 			   struct packet *, struct lease *,
2150*83ee113eSDavid van Moolenbroek 			   struct client_state *,
2151*83ee113eSDavid van Moolenbroek 			   struct option_state *, struct option_state *,
2152*83ee113eSDavid van Moolenbroek 			   struct binding_scope **,
2153*83ee113eSDavid van Moolenbroek 			   struct option_cache *,
2154*83ee113eSDavid van Moolenbroek 			   const char *, int);
2155*83ee113eSDavid van Moolenbroek int evaluate_boolean_option_cache (int *,
2156*83ee113eSDavid van Moolenbroek 				   struct packet *, struct lease *,
2157*83ee113eSDavid van Moolenbroek 				   struct client_state *,
2158*83ee113eSDavid van Moolenbroek 				   struct option_state *,
2159*83ee113eSDavid van Moolenbroek 				   struct option_state *,
2160*83ee113eSDavid van Moolenbroek 				   struct binding_scope **,
2161*83ee113eSDavid van Moolenbroek 				   struct option_cache *,
2162*83ee113eSDavid van Moolenbroek 				   const char *, int);
2163*83ee113eSDavid van Moolenbroek int evaluate_boolean_expression_result (int *,
2164*83ee113eSDavid van Moolenbroek 					struct packet *, struct lease *,
2165*83ee113eSDavid van Moolenbroek 					struct client_state *,
2166*83ee113eSDavid van Moolenbroek 					struct option_state *,
2167*83ee113eSDavid van Moolenbroek 					struct option_state *,
2168*83ee113eSDavid van Moolenbroek 					struct binding_scope **,
2169*83ee113eSDavid van Moolenbroek 					struct expression *);
2170*83ee113eSDavid van Moolenbroek void expression_dereference (struct expression **, const char *, int);
2171*83ee113eSDavid van Moolenbroek int is_dns_expression (struct expression *);
2172*83ee113eSDavid van Moolenbroek int is_boolean_expression (struct expression *);
2173*83ee113eSDavid van Moolenbroek int is_data_expression (struct expression *);
2174*83ee113eSDavid van Moolenbroek int is_numeric_expression (struct expression *);
2175*83ee113eSDavid van Moolenbroek int is_compound_expression (struct expression *);
2176*83ee113eSDavid van Moolenbroek int op_precedence (enum expr_op, enum expr_op);
2177*83ee113eSDavid van Moolenbroek enum expression_context expression_context (struct expression *);
2178*83ee113eSDavid van Moolenbroek enum expression_context op_context (enum expr_op);
2179*83ee113eSDavid van Moolenbroek int write_expression (FILE *, struct expression *, int, int, int);
2180*83ee113eSDavid van Moolenbroek struct binding *find_binding (struct binding_scope *, const char *);
2181*83ee113eSDavid van Moolenbroek int free_bindings (struct binding_scope *, const char *, int);
2182*83ee113eSDavid van Moolenbroek int binding_scope_dereference (struct binding_scope **,
2183*83ee113eSDavid van Moolenbroek 			       const char *, int);
2184*83ee113eSDavid van Moolenbroek int fundef_dereference (struct fundef **, const char *, int);
2185*83ee113eSDavid van Moolenbroek int data_subexpression_length (int *, struct expression *);
2186*83ee113eSDavid van Moolenbroek int expr_valid_for_context (struct expression *, enum expression_context);
2187*83ee113eSDavid van Moolenbroek struct binding *create_binding (struct binding_scope **, const char *);
2188*83ee113eSDavid van Moolenbroek int bind_ds_value (struct binding_scope **,
2189*83ee113eSDavid van Moolenbroek 		   const char *, struct data_string *);
2190*83ee113eSDavid van Moolenbroek int find_bound_string (struct data_string *,
2191*83ee113eSDavid van Moolenbroek 		       struct binding_scope *, const char *);
2192*83ee113eSDavid van Moolenbroek int unset (struct binding_scope *, const char *);
2193*83ee113eSDavid van Moolenbroek int data_string_sprintfa(struct data_string *ds, const char *fmt, ...);
2194*83ee113eSDavid van Moolenbroek 
2195*83ee113eSDavid van Moolenbroek /* dhcp.c */
2196*83ee113eSDavid van Moolenbroek extern int outstanding_pings;
2197*83ee113eSDavid van Moolenbroek extern int max_outstanding_acks;
2198*83ee113eSDavid van Moolenbroek extern int max_ack_delay_secs;
2199*83ee113eSDavid van Moolenbroek extern int max_ack_delay_usecs;
2200*83ee113eSDavid van Moolenbroek 
2201*83ee113eSDavid van Moolenbroek void dhcp (struct packet *);
2202*83ee113eSDavid van Moolenbroek void dhcpdiscover (struct packet *, int);
2203*83ee113eSDavid van Moolenbroek void dhcprequest (struct packet *, int, struct lease *);
2204*83ee113eSDavid van Moolenbroek void dhcprelease (struct packet *, int);
2205*83ee113eSDavid van Moolenbroek void dhcpdecline (struct packet *, int);
2206*83ee113eSDavid van Moolenbroek void dhcpinform (struct packet *, int);
2207*83ee113eSDavid van Moolenbroek void nak_lease (struct packet *, struct iaddr *cip);
2208*83ee113eSDavid van Moolenbroek void ack_lease (struct packet *, struct lease *,
2209*83ee113eSDavid van Moolenbroek 		unsigned int, TIME, char *, int, struct host_decl *);
2210*83ee113eSDavid van Moolenbroek void delayed_ack_enqueue(struct lease *);
2211*83ee113eSDavid van Moolenbroek void commit_leases_readerdry(void *);
2212*83ee113eSDavid van Moolenbroek void flush_ackqueue(void *);
2213*83ee113eSDavid van Moolenbroek void dhcp_reply (struct lease *);
2214*83ee113eSDavid van Moolenbroek int find_lease (struct lease **, struct packet *,
2215*83ee113eSDavid van Moolenbroek 		struct shared_network *, int *, int *, struct lease *,
2216*83ee113eSDavid van Moolenbroek 		const char *, int);
2217*83ee113eSDavid van Moolenbroek int mockup_lease (struct lease **, struct packet *,
2218*83ee113eSDavid van Moolenbroek 		  struct shared_network *,
2219*83ee113eSDavid van Moolenbroek 		  struct host_decl *);
2220*83ee113eSDavid van Moolenbroek void static_lease_dereference (struct lease *, const char *, int);
2221*83ee113eSDavid van Moolenbroek 
2222*83ee113eSDavid van Moolenbroek int allocate_lease (struct lease **, struct packet *,
2223*83ee113eSDavid van Moolenbroek 		    struct pool *, int *);
2224*83ee113eSDavid van Moolenbroek int permitted (struct packet *, struct permit *);
2225*83ee113eSDavid van Moolenbroek int locate_network (struct packet *);
2226*83ee113eSDavid van Moolenbroek int parse_agent_information_option (struct packet *, int, u_int8_t *);
2227*83ee113eSDavid van Moolenbroek unsigned cons_agent_information_options (struct option_state *,
2228*83ee113eSDavid van Moolenbroek 					 struct dhcp_packet *,
2229*83ee113eSDavid van Moolenbroek 					 unsigned, unsigned);
2230*83ee113eSDavid van Moolenbroek void get_server_source_address(struct in_addr *from,
2231*83ee113eSDavid van Moolenbroek 			       struct option_state *options,
2232*83ee113eSDavid van Moolenbroek 			       struct option_state *out_options,
2233*83ee113eSDavid van Moolenbroek 			       struct packet *packet);
2234*83ee113eSDavid van Moolenbroek void setup_server_source_address(struct in_addr *from,
2235*83ee113eSDavid van Moolenbroek 				 struct option_state *options,
2236*83ee113eSDavid van Moolenbroek 				 struct packet *packet);
2237*83ee113eSDavid van Moolenbroek 
2238*83ee113eSDavid van Moolenbroek /* dhcpleasequery.c */
2239*83ee113eSDavid van Moolenbroek void dhcpleasequery (struct packet *, int);
2240*83ee113eSDavid van Moolenbroek void dhcpv6_leasequery (struct data_string *, struct packet *);
2241*83ee113eSDavid van Moolenbroek 
2242*83ee113eSDavid van Moolenbroek /* dhcpv6.c */
2243*83ee113eSDavid van Moolenbroek isc_boolean_t server_duid_isset(void);
2244*83ee113eSDavid van Moolenbroek void copy_server_duid(struct data_string *ds, const char *file, int line);
2245*83ee113eSDavid van Moolenbroek void set_server_duid(struct data_string *new_duid);
2246*83ee113eSDavid van Moolenbroek isc_result_t set_server_duid_from_option(void);
2247*83ee113eSDavid van Moolenbroek void set_server_duid_type(int type);
2248*83ee113eSDavid van Moolenbroek isc_result_t generate_new_server_duid(void);
2249*83ee113eSDavid van Moolenbroek isc_result_t get_client_id(struct packet *, struct data_string *);
2250*83ee113eSDavid van Moolenbroek void dhcpv6(struct packet *);
2251*83ee113eSDavid van Moolenbroek 
2252*83ee113eSDavid van Moolenbroek /* bootp.c */
2253*83ee113eSDavid van Moolenbroek void bootp (struct packet *);
2254*83ee113eSDavid van Moolenbroek 
2255*83ee113eSDavid van Moolenbroek /* memory.c */
2256*83ee113eSDavid van Moolenbroek extern int (*group_write_hook) (struct group_object *);
2257*83ee113eSDavid van Moolenbroek extern struct group *root_group;
2258*83ee113eSDavid van Moolenbroek extern group_hash_t *group_name_hash;
2259*83ee113eSDavid van Moolenbroek isc_result_t delete_group (struct group_object *, int);
2260*83ee113eSDavid van Moolenbroek isc_result_t supersede_group (struct group_object *, int);
2261*83ee113eSDavid van Moolenbroek int clone_group (struct group **, struct group *, const char *, int);
2262*83ee113eSDavid van Moolenbroek int write_group (struct group_object *);
2263*83ee113eSDavid van Moolenbroek 
2264*83ee113eSDavid van Moolenbroek /* salloc.c */
2265*83ee113eSDavid van Moolenbroek void relinquish_lease_hunks (void);
2266*83ee113eSDavid van Moolenbroek struct lease *new_leases (unsigned, const char *, int);
2267*83ee113eSDavid van Moolenbroek #if defined (DEBUG_MEMORY_LEAKAGE) || \
2268*83ee113eSDavid van Moolenbroek 		defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
2269*83ee113eSDavid van Moolenbroek void relinquish_free_lease_states (void);
2270*83ee113eSDavid van Moolenbroek #endif
2271*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (lease, struct lease, dhcp_type_lease)
2272*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (class, struct class, dhcp_type_class)
2273*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (subclass, struct class, dhcp_type_subclass)
2274*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (pool, struct pool, dhcp_type_pool)
2275*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (host, struct host_decl, dhcp_type_host)
2276*83ee113eSDavid van Moolenbroek 
2277*83ee113eSDavid van Moolenbroek /* alloc.c */
2278*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (subnet, struct subnet, dhcp_type_subnet)
2279*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (shared_network, struct shared_network,
2280*83ee113eSDavid van Moolenbroek 			 dhcp_type_shared_network)
2281*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (group_object, struct group_object, dhcp_type_group)
2282*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (dhcp_control,
2283*83ee113eSDavid van Moolenbroek 			 dhcp_control_object_t, dhcp_type_control)
2284*83ee113eSDavid van Moolenbroek 
2285*83ee113eSDavid van Moolenbroek #if defined (DEBUG_MEMORY_LEAKAGE) || \
2286*83ee113eSDavid van Moolenbroek 		defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
2287*83ee113eSDavid van Moolenbroek void relinquish_free_pairs (void);
2288*83ee113eSDavid van Moolenbroek void relinquish_free_expressions (void);
2289*83ee113eSDavid van Moolenbroek void relinquish_free_binding_values (void);
2290*83ee113eSDavid van Moolenbroek void relinquish_free_option_caches (void);
2291*83ee113eSDavid van Moolenbroek void relinquish_free_packets (void);
2292*83ee113eSDavid van Moolenbroek #endif
2293*83ee113eSDavid van Moolenbroek 
2294*83ee113eSDavid van Moolenbroek int option_chain_head_allocate (struct option_chain_head **,
2295*83ee113eSDavid van Moolenbroek 				const char *, int);
2296*83ee113eSDavid van Moolenbroek int option_chain_head_reference (struct option_chain_head **,
2297*83ee113eSDavid van Moolenbroek 				 struct option_chain_head *,
2298*83ee113eSDavid van Moolenbroek 				 const char *, int);
2299*83ee113eSDavid van Moolenbroek int option_chain_head_dereference (struct option_chain_head **,
2300*83ee113eSDavid van Moolenbroek 				   const char *, int);
2301*83ee113eSDavid van Moolenbroek int group_allocate (struct group **, const char *, int);
2302*83ee113eSDavid van Moolenbroek int group_reference (struct group **, struct group *, const char *, int);
2303*83ee113eSDavid van Moolenbroek int group_dereference (struct group **, const char *, int);
2304*83ee113eSDavid van Moolenbroek struct dhcp_packet *new_dhcp_packet (const char *, int);
2305*83ee113eSDavid van Moolenbroek struct protocol *new_protocol (const char *, int);
2306*83ee113eSDavid van Moolenbroek struct lease_state *new_lease_state (const char *, int);
2307*83ee113eSDavid van Moolenbroek struct domain_search_list *new_domain_search_list (const char *, int);
2308*83ee113eSDavid van Moolenbroek struct name_server *new_name_server (const char *, int);
2309*83ee113eSDavid van Moolenbroek void free_name_server (struct name_server *, const char *, int);
2310*83ee113eSDavid van Moolenbroek struct option *new_option (const char *, const char *, int);
2311*83ee113eSDavid van Moolenbroek int option_reference(struct option **dest, struct option *src,
2312*83ee113eSDavid van Moolenbroek 		     const char * file, int line);
2313*83ee113eSDavid van Moolenbroek int option_dereference(struct option **dest, const char *file, int line);
2314*83ee113eSDavid van Moolenbroek struct universe *new_universe (const char *, int);
2315*83ee113eSDavid van Moolenbroek void free_universe (struct universe *, const char *, int);
2316*83ee113eSDavid van Moolenbroek void free_domain_search_list (struct domain_search_list *,
2317*83ee113eSDavid van Moolenbroek 			      const char *, int);
2318*83ee113eSDavid van Moolenbroek void free_lease_state (struct lease_state *, const char *, int);
2319*83ee113eSDavid van Moolenbroek void free_protocol (struct protocol *, const char *, int);
2320*83ee113eSDavid van Moolenbroek void free_dhcp_packet (struct dhcp_packet *, const char *, int);
2321*83ee113eSDavid van Moolenbroek struct client_lease *new_client_lease (const char *, int);
2322*83ee113eSDavid van Moolenbroek void free_client_lease (struct client_lease *, const char *, int);
2323*83ee113eSDavid van Moolenbroek struct permit *new_permit (const char *, int);
2324*83ee113eSDavid van Moolenbroek void free_permit (struct permit *, const char *, int);
2325*83ee113eSDavid van Moolenbroek pair new_pair (const char *, int);
2326*83ee113eSDavid van Moolenbroek void free_pair (pair, const char *, int);
2327*83ee113eSDavid van Moolenbroek int expression_allocate (struct expression **, const char *, int);
2328*83ee113eSDavid van Moolenbroek int expression_reference (struct expression **,
2329*83ee113eSDavid van Moolenbroek 			  struct expression *, const char *, int);
2330*83ee113eSDavid van Moolenbroek void free_expression (struct expression *, const char *, int);
2331*83ee113eSDavid van Moolenbroek int binding_value_allocate (struct binding_value **,
2332*83ee113eSDavid van Moolenbroek 			    const char *, int);
2333*83ee113eSDavid van Moolenbroek int binding_value_reference (struct binding_value **,
2334*83ee113eSDavid van Moolenbroek 			     struct binding_value *,
2335*83ee113eSDavid van Moolenbroek 			     const char *, int);
2336*83ee113eSDavid van Moolenbroek void free_binding_value (struct binding_value *, const char *, int);
2337*83ee113eSDavid van Moolenbroek int fundef_allocate (struct fundef **, const char *, int);
2338*83ee113eSDavid van Moolenbroek int fundef_reference (struct fundef **,
2339*83ee113eSDavid van Moolenbroek 		      struct fundef *, const char *, int);
2340*83ee113eSDavid van Moolenbroek int option_cache_allocate (struct option_cache **, const char *, int);
2341*83ee113eSDavid van Moolenbroek int option_cache_reference (struct option_cache **,
2342*83ee113eSDavid van Moolenbroek 			    struct option_cache *, const char *, int);
2343*83ee113eSDavid van Moolenbroek int buffer_allocate (struct buffer **, unsigned, const char *, int);
2344*83ee113eSDavid van Moolenbroek int buffer_reference (struct buffer **, struct buffer *,
2345*83ee113eSDavid van Moolenbroek 		      const char *, int);
2346*83ee113eSDavid van Moolenbroek int buffer_dereference (struct buffer **, const char *, int);
2347*83ee113eSDavid van Moolenbroek int dns_host_entry_allocate (struct dns_host_entry **,
2348*83ee113eSDavid van Moolenbroek 			     const char *, const char *, int);
2349*83ee113eSDavid van Moolenbroek int dns_host_entry_reference (struct dns_host_entry **,
2350*83ee113eSDavid van Moolenbroek 			      struct dns_host_entry *,
2351*83ee113eSDavid van Moolenbroek 			      const char *, int);
2352*83ee113eSDavid van Moolenbroek int dns_host_entry_dereference (struct dns_host_entry **,
2353*83ee113eSDavid van Moolenbroek 				const char *, int);
2354*83ee113eSDavid van Moolenbroek int option_state_allocate (struct option_state **, const char *, int);
2355*83ee113eSDavid van Moolenbroek int option_state_reference (struct option_state **,
2356*83ee113eSDavid van Moolenbroek 			    struct option_state *, const char *, int);
2357*83ee113eSDavid van Moolenbroek int option_state_dereference (struct option_state **,
2358*83ee113eSDavid van Moolenbroek 			      const char *, int);
2359*83ee113eSDavid van Moolenbroek void data_string_copy(struct data_string *, const struct data_string *,
2360*83ee113eSDavid van Moolenbroek 		      const char *, int);
2361*83ee113eSDavid van Moolenbroek void data_string_forget (struct data_string *, const char *, int);
2362*83ee113eSDavid van Moolenbroek void data_string_truncate (struct data_string *, int);
2363*83ee113eSDavid van Moolenbroek int executable_statement_allocate (struct executable_statement **,
2364*83ee113eSDavid van Moolenbroek 				   const char *, int);
2365*83ee113eSDavid van Moolenbroek int executable_statement_reference (struct executable_statement **,
2366*83ee113eSDavid van Moolenbroek 				    struct executable_statement *,
2367*83ee113eSDavid van Moolenbroek 				    const char *, int);
2368*83ee113eSDavid van Moolenbroek int packet_allocate (struct packet **, const char *, int);
2369*83ee113eSDavid van Moolenbroek int packet_reference (struct packet **,
2370*83ee113eSDavid van Moolenbroek 		      struct packet *, const char *, int);
2371*83ee113eSDavid van Moolenbroek int packet_dereference (struct packet **, const char *, int);
2372*83ee113eSDavid van Moolenbroek int binding_scope_allocate (struct binding_scope **,
2373*83ee113eSDavid van Moolenbroek 			    const char *, int);
2374*83ee113eSDavid van Moolenbroek int binding_scope_reference (struct binding_scope **,
2375*83ee113eSDavid van Moolenbroek 			     struct binding_scope *,
2376*83ee113eSDavid van Moolenbroek 			     const char *, int);
2377*83ee113eSDavid van Moolenbroek int dns_zone_allocate (struct dns_zone **, const char *, int);
2378*83ee113eSDavid van Moolenbroek int dns_zone_reference (struct dns_zone **,
2379*83ee113eSDavid van Moolenbroek 			struct dns_zone *, const char *, int);
2380*83ee113eSDavid van Moolenbroek 
2381*83ee113eSDavid van Moolenbroek /* print.c */
2382*83ee113eSDavid van Moolenbroek #define DEFAULT_TIME_FORMAT 0
2383*83ee113eSDavid van Moolenbroek #define LOCAL_TIME_FORMAT   1
2384*83ee113eSDavid van Moolenbroek extern int db_time_format;
2385*83ee113eSDavid van Moolenbroek char *quotify_string (const char *, const char *, int);
2386*83ee113eSDavid van Moolenbroek char *quotify_buf (const unsigned char *, unsigned, const char *, int);
2387*83ee113eSDavid van Moolenbroek char *print_base64 (const unsigned char *, unsigned, const char *, int);
2388*83ee113eSDavid van Moolenbroek char *print_hw_addr (const int, const int, const unsigned char *);
2389*83ee113eSDavid van Moolenbroek void print_lease (struct lease *);
2390*83ee113eSDavid van Moolenbroek void dump_raw (const unsigned char *, unsigned);
2391*83ee113eSDavid van Moolenbroek void dump_packet_option (struct option_cache *, struct packet *,
2392*83ee113eSDavid van Moolenbroek 			 struct lease *, struct client_state *,
2393*83ee113eSDavid van Moolenbroek 			 struct option_state *, struct option_state *,
2394*83ee113eSDavid van Moolenbroek 			 struct binding_scope **, struct universe *, void *);
2395*83ee113eSDavid van Moolenbroek void dump_packet (struct packet *);
2396*83ee113eSDavid van Moolenbroek void hash_dump (struct hash_table *);
2397*83ee113eSDavid van Moolenbroek char *print_hex (unsigned, const u_int8_t *, unsigned, unsigned);
2398*83ee113eSDavid van Moolenbroek void print_hex_only (unsigned, const u_int8_t *, unsigned, char *);
2399*83ee113eSDavid van Moolenbroek void print_hex_or_string (unsigned, const u_int8_t *, unsigned, char *);
2400*83ee113eSDavid van Moolenbroek #define print_hex_1(len, data, limit) print_hex(len, data, limit, 0)
2401*83ee113eSDavid van Moolenbroek #define print_hex_2(len, data, limit) print_hex(len, data, limit, 1)
2402*83ee113eSDavid van Moolenbroek #define print_hex_3(len, data, limit) print_hex(len, data, limit, 2)
2403*83ee113eSDavid van Moolenbroek char *print_dotted_quads (unsigned, const u_int8_t *);
2404*83ee113eSDavid van Moolenbroek char *print_dec_1 (unsigned long);
2405*83ee113eSDavid van Moolenbroek char *print_dec_2 (unsigned long);
2406*83ee113eSDavid van Moolenbroek void print_expression (const char *, struct expression *);
2407*83ee113eSDavid van Moolenbroek int token_print_indent_concat (FILE *, int, int,
2408*83ee113eSDavid van Moolenbroek 			       const char *, const char *, ...);
2409*83ee113eSDavid van Moolenbroek int token_indent_data_string (FILE *, int, int, const char *, const char *,
2410*83ee113eSDavid van Moolenbroek 			      struct data_string *);
2411*83ee113eSDavid van Moolenbroek int token_print_indent (FILE *, int, int,
2412*83ee113eSDavid van Moolenbroek 			const char *, const char *, const char *);
2413*83ee113eSDavid van Moolenbroek void indent_spaces (FILE *, int);
2414*83ee113eSDavid van Moolenbroek #if defined (NSUPDATE)
2415*83ee113eSDavid van Moolenbroek void print_dns_status (int, struct dhcp_ddns_cb *, isc_result_t);
2416*83ee113eSDavid van Moolenbroek #endif
2417*83ee113eSDavid van Moolenbroek const char *print_time(TIME);
2418*83ee113eSDavid van Moolenbroek 
2419*83ee113eSDavid van Moolenbroek void get_hw_addr(const char *name, struct hardware *hw);
2420*83ee113eSDavid van Moolenbroek 
2421*83ee113eSDavid van Moolenbroek /* socket.c */
2422*83ee113eSDavid van Moolenbroek #if defined (USE_SOCKET_SEND) || defined (USE_SOCKET_RECEIVE) \
2423*83ee113eSDavid van Moolenbroek 	|| defined (USE_SOCKET_FALLBACK)
2424*83ee113eSDavid van Moolenbroek int if_register_socket(struct interface_info *, int, int *, struct in6_addr *);
2425*83ee113eSDavid van Moolenbroek #endif
2426*83ee113eSDavid van Moolenbroek 
2427*83ee113eSDavid van Moolenbroek #if defined (USE_SOCKET_FALLBACK) && !defined (USE_SOCKET_SEND)
2428*83ee113eSDavid van Moolenbroek void if_reinitialize_fallback (struct interface_info *);
2429*83ee113eSDavid van Moolenbroek void if_register_fallback (struct interface_info *);
2430*83ee113eSDavid van Moolenbroek ssize_t send_fallback (struct interface_info *,
2431*83ee113eSDavid van Moolenbroek 		       struct packet *, struct dhcp_packet *, size_t,
2432*83ee113eSDavid van Moolenbroek 		       struct in_addr,
2433*83ee113eSDavid van Moolenbroek 		       struct sockaddr_in *, struct hardware *);
2434*83ee113eSDavid van Moolenbroek ssize_t send_fallback6(struct interface_info *, struct packet *,
2435*83ee113eSDavid van Moolenbroek 		       struct dhcp_packet *, size_t, struct in6_addr *,
2436*83ee113eSDavid van Moolenbroek 		       struct sockaddr_in6 *, struct hardware *);
2437*83ee113eSDavid van Moolenbroek #endif
2438*83ee113eSDavid van Moolenbroek 
2439*83ee113eSDavid van Moolenbroek #ifdef USE_SOCKET_SEND
2440*83ee113eSDavid van Moolenbroek void if_reinitialize_send (struct interface_info *);
2441*83ee113eSDavid van Moolenbroek void if_register_send (struct interface_info *);
2442*83ee113eSDavid van Moolenbroek void if_deregister_send (struct interface_info *);
2443*83ee113eSDavid van Moolenbroek ssize_t send_packet (struct interface_info *,
2444*83ee113eSDavid van Moolenbroek 		     struct packet *, struct dhcp_packet *, size_t,
2445*83ee113eSDavid van Moolenbroek 		     struct in_addr,
2446*83ee113eSDavid van Moolenbroek 		     struct sockaddr_in *, struct hardware *);
2447*83ee113eSDavid van Moolenbroek #endif
2448*83ee113eSDavid van Moolenbroek ssize_t send_packet6(struct interface_info *, const unsigned char *, size_t,
2449*83ee113eSDavid van Moolenbroek 		     struct sockaddr_in6 *);
2450*83ee113eSDavid van Moolenbroek #ifdef USE_SOCKET_RECEIVE
2451*83ee113eSDavid van Moolenbroek void if_reinitialize_receive (struct interface_info *);
2452*83ee113eSDavid van Moolenbroek void if_register_receive (struct interface_info *);
2453*83ee113eSDavid van Moolenbroek void if_deregister_receive (struct interface_info *);
2454*83ee113eSDavid van Moolenbroek ssize_t receive_packet (struct interface_info *,
2455*83ee113eSDavid van Moolenbroek 			unsigned char *, size_t,
2456*83ee113eSDavid van Moolenbroek 			struct sockaddr_in *, struct hardware *);
2457*83ee113eSDavid van Moolenbroek #endif
2458*83ee113eSDavid van Moolenbroek 
2459*83ee113eSDavid van Moolenbroek #if defined (USE_SOCKET_FALLBACK)
2460*83ee113eSDavid van Moolenbroek isc_result_t fallback_discard (omapi_object_t *);
2461*83ee113eSDavid van Moolenbroek #endif
2462*83ee113eSDavid van Moolenbroek 
2463*83ee113eSDavid van Moolenbroek #if defined (USE_SOCKET_SEND)
2464*83ee113eSDavid van Moolenbroek int can_unicast_without_arp (struct interface_info *);
2465*83ee113eSDavid van Moolenbroek int can_receive_unicast_unconfigured (struct interface_info *);
2466*83ee113eSDavid van Moolenbroek int supports_multiple_interfaces (struct interface_info *);
2467*83ee113eSDavid van Moolenbroek void maybe_setup_fallback (void);
2468*83ee113eSDavid van Moolenbroek #endif
2469*83ee113eSDavid van Moolenbroek 
2470*83ee113eSDavid van Moolenbroek void if_register6(struct interface_info *info, int do_multicast);
2471*83ee113eSDavid van Moolenbroek void if_register_linklocal6(struct interface_info *info);
2472*83ee113eSDavid van Moolenbroek ssize_t receive_packet6(struct interface_info *interface,
2473*83ee113eSDavid van Moolenbroek 			unsigned char *buf, size_t len,
2474*83ee113eSDavid van Moolenbroek 			struct sockaddr_in6 *from, struct in6_addr *to_addr,
2475*83ee113eSDavid van Moolenbroek 			unsigned int *if_index);
2476*83ee113eSDavid van Moolenbroek void if_deregister6(struct interface_info *info);
2477*83ee113eSDavid van Moolenbroek 
2478*83ee113eSDavid van Moolenbroek 
2479*83ee113eSDavid van Moolenbroek /* bpf.c */
2480*83ee113eSDavid van Moolenbroek #if defined (USE_BPF_SEND) || defined (USE_BPF_RECEIVE)
2481*83ee113eSDavid van Moolenbroek int if_register_bpf (struct interface_info *);
2482*83ee113eSDavid van Moolenbroek #endif
2483*83ee113eSDavid van Moolenbroek #ifdef USE_BPF_SEND
2484*83ee113eSDavid van Moolenbroek void if_reinitialize_send (struct interface_info *);
2485*83ee113eSDavid van Moolenbroek void if_register_send (struct interface_info *);
2486*83ee113eSDavid van Moolenbroek void if_deregister_send (struct interface_info *);
2487*83ee113eSDavid van Moolenbroek ssize_t send_packet (struct interface_info *,
2488*83ee113eSDavid van Moolenbroek 		     struct packet *, struct dhcp_packet *, size_t,
2489*83ee113eSDavid van Moolenbroek 		     struct in_addr,
2490*83ee113eSDavid van Moolenbroek 		     struct sockaddr_in *, struct hardware *);
2491*83ee113eSDavid van Moolenbroek #endif
2492*83ee113eSDavid van Moolenbroek #ifdef USE_BPF_RECEIVE
2493*83ee113eSDavid van Moolenbroek void if_reinitialize_receive (struct interface_info *);
2494*83ee113eSDavid van Moolenbroek void if_register_receive (struct interface_info *);
2495*83ee113eSDavid van Moolenbroek void if_deregister_receive (struct interface_info *);
2496*83ee113eSDavid van Moolenbroek ssize_t receive_packet (struct interface_info *,
2497*83ee113eSDavid van Moolenbroek 			unsigned char *, size_t,
2498*83ee113eSDavid van Moolenbroek 			struct sockaddr_in *, struct hardware *);
2499*83ee113eSDavid van Moolenbroek #endif
2500*83ee113eSDavid van Moolenbroek #if defined (USE_BPF_SEND)
2501*83ee113eSDavid van Moolenbroek int can_unicast_without_arp (struct interface_info *);
2502*83ee113eSDavid van Moolenbroek int can_receive_unicast_unconfigured (struct interface_info *);
2503*83ee113eSDavid van Moolenbroek int supports_multiple_interfaces (struct interface_info *);
2504*83ee113eSDavid van Moolenbroek void maybe_setup_fallback (void);
2505*83ee113eSDavid van Moolenbroek #endif
2506*83ee113eSDavid van Moolenbroek 
2507*83ee113eSDavid van Moolenbroek /* lpf.c */
2508*83ee113eSDavid van Moolenbroek #if defined (USE_LPF_SEND) || defined (USE_LPF_RECEIVE)
2509*83ee113eSDavid van Moolenbroek int if_register_lpf (struct interface_info *);
2510*83ee113eSDavid van Moolenbroek #endif
2511*83ee113eSDavid van Moolenbroek #ifdef USE_LPF_SEND
2512*83ee113eSDavid van Moolenbroek void if_reinitialize_send (struct interface_info *);
2513*83ee113eSDavid van Moolenbroek void if_register_send (struct interface_info *);
2514*83ee113eSDavid van Moolenbroek void if_deregister_send (struct interface_info *);
2515*83ee113eSDavid van Moolenbroek ssize_t send_packet (struct interface_info *,
2516*83ee113eSDavid van Moolenbroek 		     struct packet *, struct dhcp_packet *, size_t,
2517*83ee113eSDavid van Moolenbroek 		     struct in_addr,
2518*83ee113eSDavid van Moolenbroek 		     struct sockaddr_in *, struct hardware *);
2519*83ee113eSDavid van Moolenbroek #endif
2520*83ee113eSDavid van Moolenbroek #ifdef USE_LPF_RECEIVE
2521*83ee113eSDavid van Moolenbroek void if_reinitialize_receive (struct interface_info *);
2522*83ee113eSDavid van Moolenbroek void if_register_receive (struct interface_info *);
2523*83ee113eSDavid van Moolenbroek void if_deregister_receive (struct interface_info *);
2524*83ee113eSDavid van Moolenbroek ssize_t receive_packet (struct interface_info *,
2525*83ee113eSDavid van Moolenbroek 			unsigned char *, size_t,
2526*83ee113eSDavid van Moolenbroek 			struct sockaddr_in *, struct hardware *);
2527*83ee113eSDavid van Moolenbroek #endif
2528*83ee113eSDavid van Moolenbroek #if defined (USE_LPF_SEND)
2529*83ee113eSDavid van Moolenbroek int can_unicast_without_arp (struct interface_info *);
2530*83ee113eSDavid van Moolenbroek int can_receive_unicast_unconfigured (struct interface_info *);
2531*83ee113eSDavid van Moolenbroek int supports_multiple_interfaces (struct interface_info *);
2532*83ee113eSDavid van Moolenbroek void maybe_setup_fallback (void);
2533*83ee113eSDavid van Moolenbroek #endif
2534*83ee113eSDavid van Moolenbroek 
2535*83ee113eSDavid van Moolenbroek /* nit.c */
2536*83ee113eSDavid van Moolenbroek #if defined (USE_NIT_SEND) || defined (USE_NIT_RECEIVE)
2537*83ee113eSDavid van Moolenbroek int if_register_nit (struct interface_info *);
2538*83ee113eSDavid van Moolenbroek #endif
2539*83ee113eSDavid van Moolenbroek 
2540*83ee113eSDavid van Moolenbroek #ifdef USE_NIT_SEND
2541*83ee113eSDavid van Moolenbroek void if_reinitialize_send (struct interface_info *);
2542*83ee113eSDavid van Moolenbroek void if_register_send (struct interface_info *);
2543*83ee113eSDavid van Moolenbroek void if_deregister_send (struct interface_info *);
2544*83ee113eSDavid van Moolenbroek ssize_t send_packet (struct interface_info *,
2545*83ee113eSDavid van Moolenbroek 		     struct packet *, struct dhcp_packet *, size_t,
2546*83ee113eSDavid van Moolenbroek 		     struct in_addr,
2547*83ee113eSDavid van Moolenbroek 		     struct sockaddr_in *, struct hardware *);
2548*83ee113eSDavid van Moolenbroek #endif
2549*83ee113eSDavid van Moolenbroek #ifdef USE_NIT_RECEIVE
2550*83ee113eSDavid van Moolenbroek void if_reinitialize_receive (struct interface_info *);
2551*83ee113eSDavid van Moolenbroek void if_register_receive (struct interface_info *);
2552*83ee113eSDavid van Moolenbroek void if_deregister_receive (struct interface_info *);
2553*83ee113eSDavid van Moolenbroek ssize_t receive_packet (struct interface_info *,
2554*83ee113eSDavid van Moolenbroek 			unsigned char *, size_t,
2555*83ee113eSDavid van Moolenbroek 			struct sockaddr_in *, struct hardware *);
2556*83ee113eSDavid van Moolenbroek #endif
2557*83ee113eSDavid van Moolenbroek #if defined (USE_NIT_SEND)
2558*83ee113eSDavid van Moolenbroek int can_unicast_without_arp (struct interface_info *);
2559*83ee113eSDavid van Moolenbroek int can_receive_unicast_unconfigured (struct interface_info *);
2560*83ee113eSDavid van Moolenbroek int supports_multiple_interfaces (struct interface_info *);
2561*83ee113eSDavid van Moolenbroek void maybe_setup_fallback (void);
2562*83ee113eSDavid van Moolenbroek #endif
2563*83ee113eSDavid van Moolenbroek 
2564*83ee113eSDavid van Moolenbroek /* dlpi.c */
2565*83ee113eSDavid van Moolenbroek #if defined (USE_DLPI_SEND) || defined (USE_DLPI_RECEIVE)
2566*83ee113eSDavid van Moolenbroek int if_register_dlpi (struct interface_info *);
2567*83ee113eSDavid van Moolenbroek #endif
2568*83ee113eSDavid van Moolenbroek 
2569*83ee113eSDavid van Moolenbroek #ifdef USE_DLPI_SEND
2570*83ee113eSDavid van Moolenbroek int can_unicast_without_arp (struct interface_info *);
2571*83ee113eSDavid van Moolenbroek int can_receive_unicast_unconfigured (struct interface_info *);
2572*83ee113eSDavid van Moolenbroek void if_reinitialize_send (struct interface_info *);
2573*83ee113eSDavid van Moolenbroek void if_register_send (struct interface_info *);
2574*83ee113eSDavid van Moolenbroek void if_deregister_send (struct interface_info *);
2575*83ee113eSDavid van Moolenbroek ssize_t send_packet (struct interface_info *,
2576*83ee113eSDavid van Moolenbroek 		     struct packet *, struct dhcp_packet *, size_t,
2577*83ee113eSDavid van Moolenbroek 		     struct in_addr,
2578*83ee113eSDavid van Moolenbroek 		     struct sockaddr_in *, struct hardware *);
2579*83ee113eSDavid van Moolenbroek int supports_multiple_interfaces (struct interface_info *);
2580*83ee113eSDavid van Moolenbroek void maybe_setup_fallback (void);
2581*83ee113eSDavid van Moolenbroek #endif
2582*83ee113eSDavid van Moolenbroek #ifdef USE_DLPI_RECEIVE
2583*83ee113eSDavid van Moolenbroek void if_reinitialize_receive (struct interface_info *);
2584*83ee113eSDavid van Moolenbroek void if_register_receive (struct interface_info *);
2585*83ee113eSDavid van Moolenbroek void if_deregister_receive (struct interface_info *);
2586*83ee113eSDavid van Moolenbroek ssize_t receive_packet (struct interface_info *,
2587*83ee113eSDavid van Moolenbroek 			unsigned char *, size_t,
2588*83ee113eSDavid van Moolenbroek 			struct sockaddr_in *, struct hardware *);
2589*83ee113eSDavid van Moolenbroek #endif
2590*83ee113eSDavid van Moolenbroek 
2591*83ee113eSDavid van Moolenbroek 
2592*83ee113eSDavid van Moolenbroek /* raw.c */
2593*83ee113eSDavid van Moolenbroek #ifdef USE_RAW_SEND
2594*83ee113eSDavid van Moolenbroek void if_reinitialize_send (struct interface_info *);
2595*83ee113eSDavid van Moolenbroek void if_register_send (struct interface_info *);
2596*83ee113eSDavid van Moolenbroek void if_deregister_send (struct interface_info *);
2597*83ee113eSDavid van Moolenbroek ssize_t send_packet (struct interface_info *, struct packet *,
2598*83ee113eSDavid van Moolenbroek 		     struct dhcp_packet *, size_t, struct in_addr,
2599*83ee113eSDavid van Moolenbroek 		     struct sockaddr_in *, struct hardware *);
2600*83ee113eSDavid van Moolenbroek int can_unicast_without_arp (struct interface_info *);
2601*83ee113eSDavid van Moolenbroek int can_receive_unicast_unconfigured (struct interface_info *);
2602*83ee113eSDavid van Moolenbroek int supports_multiple_interfaces (struct interface_info *);
2603*83ee113eSDavid van Moolenbroek void maybe_setup_fallback (void);
2604*83ee113eSDavid van Moolenbroek #endif
2605*83ee113eSDavid van Moolenbroek 
2606*83ee113eSDavid van Moolenbroek /* discover.c */
2607*83ee113eSDavid van Moolenbroek extern struct interface_info *interfaces,
2608*83ee113eSDavid van Moolenbroek 	*dummy_interfaces, *fallback_interface;
2609*83ee113eSDavid van Moolenbroek extern struct protocol *protocols;
2610*83ee113eSDavid van Moolenbroek extern int quiet_interface_discovery;
2611*83ee113eSDavid van Moolenbroek isc_result_t interface_setup (void);
2612*83ee113eSDavid van Moolenbroek void interface_trace_setup (void);
2613*83ee113eSDavid van Moolenbroek 
2614*83ee113eSDavid van Moolenbroek extern struct in_addr limited_broadcast;
2615*83ee113eSDavid van Moolenbroek extern int local_family;
2616*83ee113eSDavid van Moolenbroek extern struct in_addr local_address;
2617*83ee113eSDavid van Moolenbroek 
2618*83ee113eSDavid van Moolenbroek extern u_int16_t local_port;
2619*83ee113eSDavid van Moolenbroek extern u_int16_t remote_port;
2620*83ee113eSDavid van Moolenbroek extern int (*dhcp_interface_setup_hook) (struct interface_info *,
2621*83ee113eSDavid van Moolenbroek 					 struct iaddr *);
2622*83ee113eSDavid van Moolenbroek extern int (*dhcp_interface_discovery_hook) (struct interface_info *);
2623*83ee113eSDavid van Moolenbroek extern isc_result_t (*dhcp_interface_startup_hook) (struct interface_info *);
2624*83ee113eSDavid van Moolenbroek 
2625*83ee113eSDavid van Moolenbroek extern void (*bootp_packet_handler) (struct interface_info *,
2626*83ee113eSDavid van Moolenbroek 				     struct dhcp_packet *, unsigned,
2627*83ee113eSDavid van Moolenbroek 				     unsigned int,
2628*83ee113eSDavid van Moolenbroek 				     struct iaddr, struct hardware *);
2629*83ee113eSDavid van Moolenbroek extern void (*dhcpv6_packet_handler)(struct interface_info *,
2630*83ee113eSDavid van Moolenbroek 				     const char *, int,
2631*83ee113eSDavid van Moolenbroek 				     int, const struct iaddr *, isc_boolean_t);
2632*83ee113eSDavid van Moolenbroek extern struct timeout *timeouts;
2633*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_interface;
2634*83ee113eSDavid van Moolenbroek #if defined (TRACING)
2635*83ee113eSDavid van Moolenbroek extern trace_type_t *interface_trace;
2636*83ee113eSDavid van Moolenbroek extern trace_type_t *inpacket_trace;
2637*83ee113eSDavid van Moolenbroek extern trace_type_t *outpacket_trace;
2638*83ee113eSDavid van Moolenbroek #endif
2639*83ee113eSDavid van Moolenbroek extern struct interface_info **interface_vector;
2640*83ee113eSDavid van Moolenbroek extern int interface_count;
2641*83ee113eSDavid van Moolenbroek extern int interface_max;
2642*83ee113eSDavid van Moolenbroek isc_result_t interface_initialize(omapi_object_t *, const char *, int);
2643*83ee113eSDavid van Moolenbroek void discover_interfaces(int);
2644*83ee113eSDavid van Moolenbroek int setup_fallback (struct interface_info **, const char *, int);
2645*83ee113eSDavid van Moolenbroek int if_readsocket (omapi_object_t *);
2646*83ee113eSDavid van Moolenbroek void reinitialize_interfaces (void);
2647*83ee113eSDavid van Moolenbroek 
2648*83ee113eSDavid van Moolenbroek /* dispatch.c */
2649*83ee113eSDavid van Moolenbroek void set_time(TIME);
2650*83ee113eSDavid van Moolenbroek struct timeval *process_outstanding_timeouts (struct timeval *);
2651*83ee113eSDavid van Moolenbroek void dispatch (void);
2652*83ee113eSDavid van Moolenbroek isc_result_t got_one(omapi_object_t *);
2653*83ee113eSDavid van Moolenbroek isc_result_t got_one_v6(omapi_object_t *);
2654*83ee113eSDavid van Moolenbroek isc_result_t interface_set_value (omapi_object_t *, omapi_object_t *,
2655*83ee113eSDavid van Moolenbroek 				  omapi_data_string_t *, omapi_typed_data_t *);
2656*83ee113eSDavid van Moolenbroek isc_result_t interface_get_value (omapi_object_t *, omapi_object_t *,
2657*83ee113eSDavid van Moolenbroek 				  omapi_data_string_t *, omapi_value_t **);
2658*83ee113eSDavid van Moolenbroek isc_result_t interface_destroy (omapi_object_t *, const char *, int);
2659*83ee113eSDavid van Moolenbroek isc_result_t interface_signal_handler (omapi_object_t *,
2660*83ee113eSDavid van Moolenbroek 				       const char *, va_list);
2661*83ee113eSDavid van Moolenbroek isc_result_t interface_stuff_values (omapi_object_t *,
2662*83ee113eSDavid van Moolenbroek 				     omapi_object_t *,
2663*83ee113eSDavid van Moolenbroek 				     omapi_object_t *);
2664*83ee113eSDavid van Moolenbroek 
2665*83ee113eSDavid van Moolenbroek void add_timeout (struct timeval *, void (*) (void *), void *,
2666*83ee113eSDavid van Moolenbroek 	tvref_t, tvunref_t);
2667*83ee113eSDavid van Moolenbroek void cancel_timeout (void (*) (void *), void *);
2668*83ee113eSDavid van Moolenbroek void cancel_all_timeouts (void);
2669*83ee113eSDavid van Moolenbroek void relinquish_timeouts (void);
2670*83ee113eSDavid van Moolenbroek 
2671*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (interface,
2672*83ee113eSDavid van Moolenbroek 			 struct interface_info, dhcp_type_interface)
2673*83ee113eSDavid van Moolenbroek 
2674*83ee113eSDavid van Moolenbroek /* tables.c */
2675*83ee113eSDavid van Moolenbroek extern char *default_option_format;
2676*83ee113eSDavid van Moolenbroek extern struct universe dhcp_universe;
2677*83ee113eSDavid van Moolenbroek extern struct universe dhcpv6_universe;
2678*83ee113eSDavid van Moolenbroek extern struct universe nwip_universe;
2679*83ee113eSDavid van Moolenbroek extern struct universe fqdn_universe;
2680*83ee113eSDavid van Moolenbroek extern struct universe vsio_universe;
2681*83ee113eSDavid van Moolenbroek extern int dhcp_option_default_priority_list [];
2682*83ee113eSDavid van Moolenbroek extern int dhcp_option_default_priority_list_count;
2683*83ee113eSDavid van Moolenbroek extern const char *hardware_types [256];
2684*83ee113eSDavid van Moolenbroek extern int universe_count, universe_max;
2685*83ee113eSDavid van Moolenbroek extern struct universe **universes;
2686*83ee113eSDavid van Moolenbroek extern universe_hash_t *universe_hash;
2687*83ee113eSDavid van Moolenbroek void initialize_common_option_spaces (void);
2688*83ee113eSDavid van Moolenbroek extern struct universe *config_universe;
2689*83ee113eSDavid van Moolenbroek 
2690*83ee113eSDavid van Moolenbroek /* stables.c */
2691*83ee113eSDavid van Moolenbroek #if defined (FAILOVER_PROTOCOL)
2692*83ee113eSDavid van Moolenbroek extern failover_option_t null_failover_option;
2693*83ee113eSDavid van Moolenbroek extern failover_option_t skip_failover_option;
2694*83ee113eSDavid van Moolenbroek extern struct failover_option_info ft_options [];
2695*83ee113eSDavid van Moolenbroek extern u_int32_t fto_allowed [];
2696*83ee113eSDavid van Moolenbroek extern int ft_sizes [];
2697*83ee113eSDavid van Moolenbroek extern const char *dhcp_flink_state_names [];
2698*83ee113eSDavid van Moolenbroek #endif
2699*83ee113eSDavid van Moolenbroek extern const char *binding_state_names [];
2700*83ee113eSDavid van Moolenbroek 
2701*83ee113eSDavid van Moolenbroek extern struct universe agent_universe;
2702*83ee113eSDavid van Moolenbroek extern struct universe server_universe;
2703*83ee113eSDavid van Moolenbroek 
2704*83ee113eSDavid van Moolenbroek extern struct enumeration ddns_styles;
2705*83ee113eSDavid van Moolenbroek extern struct enumeration syslog_enum;
2706*83ee113eSDavid van Moolenbroek void initialize_server_option_spaces (void);
2707*83ee113eSDavid van Moolenbroek 
2708*83ee113eSDavid van Moolenbroek /* inet.c */
2709*83ee113eSDavid van Moolenbroek struct iaddr subnet_number (struct iaddr, struct iaddr);
2710*83ee113eSDavid van Moolenbroek struct iaddr ip_addr (struct iaddr, struct iaddr, u_int32_t);
2711*83ee113eSDavid van Moolenbroek struct iaddr broadcast_addr (struct iaddr, struct iaddr);
2712*83ee113eSDavid van Moolenbroek u_int32_t host_addr (struct iaddr, struct iaddr);
2713*83ee113eSDavid van Moolenbroek int addr_eq (struct iaddr, struct iaddr);
2714*83ee113eSDavid van Moolenbroek int addr_match(struct iaddr *, struct iaddrmatch *);
2715*83ee113eSDavid van Moolenbroek int addr_cmp(const struct iaddr *a1, const struct iaddr *a2);
2716*83ee113eSDavid van Moolenbroek int addr_or(struct iaddr *result,
2717*83ee113eSDavid van Moolenbroek 	    const struct iaddr *a1, const struct iaddr *a2);
2718*83ee113eSDavid van Moolenbroek int addr_and(struct iaddr *result,
2719*83ee113eSDavid van Moolenbroek 	     const struct iaddr *a1, const struct iaddr *a2);
2720*83ee113eSDavid van Moolenbroek isc_boolean_t is_cidr_mask_valid(const struct iaddr *addr, int bits);
2721*83ee113eSDavid van Moolenbroek isc_result_t range2cidr(struct iaddrcidrnetlist **result,
2722*83ee113eSDavid van Moolenbroek 			const struct iaddr *lo, const struct iaddr *hi);
2723*83ee113eSDavid van Moolenbroek isc_result_t free_iaddrcidrnetlist(struct iaddrcidrnetlist **result);
2724*83ee113eSDavid van Moolenbroek const char *piaddr (struct iaddr);
2725*83ee113eSDavid van Moolenbroek char *piaddrmask(struct iaddr *, struct iaddr *);
2726*83ee113eSDavid van Moolenbroek char *piaddrcidr(const struct iaddr *, unsigned int);
2727*83ee113eSDavid van Moolenbroek u_int16_t validate_port(char *);
2728*83ee113eSDavid van Moolenbroek 
2729*83ee113eSDavid van Moolenbroek /* dhclient.c */
2730*83ee113eSDavid van Moolenbroek extern int nowait;
2731*83ee113eSDavid van Moolenbroek 
2732*83ee113eSDavid van Moolenbroek extern int wanted_ia_na;
2733*83ee113eSDavid van Moolenbroek extern int wanted_ia_ta;
2734*83ee113eSDavid van Moolenbroek extern int wanted_ia_pd;
2735*83ee113eSDavid van Moolenbroek 
2736*83ee113eSDavid van Moolenbroek extern const char *path_dhclient_conf;
2737*83ee113eSDavid van Moolenbroek extern const char *path_dhclient_db;
2738*83ee113eSDavid van Moolenbroek extern const char *path_dhclient_pid;
2739*83ee113eSDavid van Moolenbroek extern char *path_dhclient_script;
2740*83ee113eSDavid van Moolenbroek extern int interfaces_requested;
2741*83ee113eSDavid van Moolenbroek extern struct data_string default_duid;
2742*83ee113eSDavid van Moolenbroek extern int duid_type;
2743*83ee113eSDavid van Moolenbroek 
2744*83ee113eSDavid van Moolenbroek extern struct client_config top_level_config;
2745*83ee113eSDavid van Moolenbroek 
2746*83ee113eSDavid van Moolenbroek void dhcpoffer (struct packet *);
2747*83ee113eSDavid van Moolenbroek void dhcpack (struct packet *);
2748*83ee113eSDavid van Moolenbroek void dhcpnak (struct packet *);
2749*83ee113eSDavid van Moolenbroek 
2750*83ee113eSDavid van Moolenbroek void send_discover (void *);
2751*83ee113eSDavid van Moolenbroek void send_request (void *);
2752*83ee113eSDavid van Moolenbroek void send_release (void *);
2753*83ee113eSDavid van Moolenbroek void send_decline (void *);
2754*83ee113eSDavid van Moolenbroek 
2755*83ee113eSDavid van Moolenbroek void state_reboot (void *);
2756*83ee113eSDavid van Moolenbroek void state_init (void *);
2757*83ee113eSDavid van Moolenbroek void state_selecting (void *);
2758*83ee113eSDavid van Moolenbroek void state_requesting (void *);
2759*83ee113eSDavid van Moolenbroek void state_bound (void *);
2760*83ee113eSDavid van Moolenbroek void state_stop (void *);
2761*83ee113eSDavid van Moolenbroek void state_panic (void *);
2762*83ee113eSDavid van Moolenbroek 
2763*83ee113eSDavid van Moolenbroek void bind_lease (struct client_state *);
2764*83ee113eSDavid van Moolenbroek 
2765*83ee113eSDavid van Moolenbroek void make_client_options (struct client_state *,
2766*83ee113eSDavid van Moolenbroek 			  struct client_lease *, u_int8_t *,
2767*83ee113eSDavid van Moolenbroek 			  struct option_cache *, struct iaddr *,
2768*83ee113eSDavid van Moolenbroek 			  struct option **, struct option_state **);
2769*83ee113eSDavid van Moolenbroek void make_discover (struct client_state *, struct client_lease *);
2770*83ee113eSDavid van Moolenbroek void make_request (struct client_state *, struct client_lease *);
2771*83ee113eSDavid van Moolenbroek void make_decline (struct client_state *, struct client_lease *);
2772*83ee113eSDavid van Moolenbroek void make_release (struct client_state *, struct client_lease *);
2773*83ee113eSDavid van Moolenbroek 
2774*83ee113eSDavid van Moolenbroek void destroy_client_lease (struct client_lease *);
2775*83ee113eSDavid van Moolenbroek void rewrite_client_leases (void);
2776*83ee113eSDavid van Moolenbroek void write_lease_option (struct option_cache *, struct packet *,
2777*83ee113eSDavid van Moolenbroek 			 struct lease *, struct client_state *,
2778*83ee113eSDavid van Moolenbroek 			 struct option_state *, struct option_state *,
2779*83ee113eSDavid van Moolenbroek 			 struct binding_scope **, struct universe *, void *);
2780*83ee113eSDavid van Moolenbroek int write_client_lease (struct client_state *, struct client_lease *, int, int);
2781*83ee113eSDavid van Moolenbroek isc_result_t write_client6_lease(struct client_state *client,
2782*83ee113eSDavid van Moolenbroek 				 struct dhc6_lease *lease,
2783*83ee113eSDavid van Moolenbroek 				 int rewrite, int sync);
2784*83ee113eSDavid van Moolenbroek int dhcp_option_ev_name (char *, size_t, struct option *);
2785*83ee113eSDavid van Moolenbroek 
2786*83ee113eSDavid van Moolenbroek void script_init (struct client_state *, const char *,
2787*83ee113eSDavid van Moolenbroek 		  struct string_list *);
2788*83ee113eSDavid van Moolenbroek void client_option_envadd (struct option_cache *, struct packet *,
2789*83ee113eSDavid van Moolenbroek 			   struct lease *, struct client_state *,
2790*83ee113eSDavid van Moolenbroek 			   struct option_state *, struct option_state *,
2791*83ee113eSDavid van Moolenbroek 			   struct binding_scope **, struct universe *, void *);
2792*83ee113eSDavid van Moolenbroek void script_write_params (struct client_state *, const char *,
2793*83ee113eSDavid van Moolenbroek 			  struct client_lease *);
2794*83ee113eSDavid van Moolenbroek void script_write_requested (struct client_state *);
2795*83ee113eSDavid van Moolenbroek int script_go (struct client_state *);
2796*83ee113eSDavid van Moolenbroek void client_envadd (struct client_state *,
2797*83ee113eSDavid van Moolenbroek 		    const char *, const char *, const char *, ...)
2798*83ee113eSDavid van Moolenbroek 	__attribute__((__format__(__printf__,4,5)));
2799*83ee113eSDavid van Moolenbroek 
2800*83ee113eSDavid van Moolenbroek struct client_lease *packet_to_lease (struct packet *, struct client_state *);
2801*83ee113eSDavid van Moolenbroek void go_daemon (void);
2802*83ee113eSDavid van Moolenbroek void finish_daemon (void);
2803*83ee113eSDavid van Moolenbroek void write_client_pid_file (void);
2804*83ee113eSDavid van Moolenbroek void client_location_changed (void);
2805*83ee113eSDavid van Moolenbroek void do_release (struct client_state *);
2806*83ee113eSDavid van Moolenbroek int dhclient_interface_shutdown_hook (struct interface_info *);
2807*83ee113eSDavid van Moolenbroek int dhclient_interface_discovery_hook (struct interface_info *);
2808*83ee113eSDavid van Moolenbroek isc_result_t dhclient_interface_startup_hook (struct interface_info *);
2809*83ee113eSDavid van Moolenbroek void dhclient_schedule_updates(struct client_state *client,
2810*83ee113eSDavid van Moolenbroek 			       struct iaddr *addr, int offset);
2811*83ee113eSDavid van Moolenbroek void client_dns_update_timeout (void *cp);
2812*83ee113eSDavid van Moolenbroek isc_result_t client_dns_update(struct client_state *client,
2813*83ee113eSDavid van Moolenbroek 			       dhcp_ddns_cb_t *ddns_cb);
2814*83ee113eSDavid van Moolenbroek void client_dns_remove(struct client_state *client, struct iaddr *addr);
2815*83ee113eSDavid van Moolenbroek 
2816*83ee113eSDavid van Moolenbroek void dhcpv4_client_assignments(void);
2817*83ee113eSDavid van Moolenbroek void dhcpv6_client_assignments(void);
2818*83ee113eSDavid van Moolenbroek void form_duid(struct data_string *duid, const char *file, int line);
2819*83ee113eSDavid van Moolenbroek 
2820*83ee113eSDavid van Moolenbroek /* dhc6.c */
2821*83ee113eSDavid van Moolenbroek void dhc6_lease_destroy(struct dhc6_lease **src, const char *file, int line);
2822*83ee113eSDavid van Moolenbroek void start_init6(struct client_state *client);
2823*83ee113eSDavid van Moolenbroek void start_info_request6(struct client_state *client);
2824*83ee113eSDavid van Moolenbroek void start_confirm6(struct client_state *client);
2825*83ee113eSDavid van Moolenbroek void start_release6(struct client_state *client);
2826*83ee113eSDavid van Moolenbroek void start_selecting6(struct client_state *client);
2827*83ee113eSDavid van Moolenbroek void unconfigure6(struct client_state *client, const char *reason);
2828*83ee113eSDavid van Moolenbroek 
2829*83ee113eSDavid van Moolenbroek /* db.c */
2830*83ee113eSDavid van Moolenbroek int write_lease (struct lease *);
2831*83ee113eSDavid van Moolenbroek int write_host (struct host_decl *);
2832*83ee113eSDavid van Moolenbroek int write_server_duid(void);
2833*83ee113eSDavid van Moolenbroek #if defined (FAILOVER_PROTOCOL)
2834*83ee113eSDavid van Moolenbroek int write_failover_state (dhcp_failover_state_t *);
2835*83ee113eSDavid van Moolenbroek #endif
2836*83ee113eSDavid van Moolenbroek int db_printable (const unsigned char *);
2837*83ee113eSDavid van Moolenbroek int db_printable_len (const unsigned char *, unsigned);
2838*83ee113eSDavid van Moolenbroek isc_result_t write_named_billing_class(const void *, unsigned, void *);
2839*83ee113eSDavid van Moolenbroek void write_billing_classes (void);
2840*83ee113eSDavid van Moolenbroek int write_billing_class (struct class *);
2841*83ee113eSDavid van Moolenbroek void commit_leases_timeout (void *);
2842*83ee113eSDavid van Moolenbroek void commit_leases_readerdry(void *);
2843*83ee113eSDavid van Moolenbroek int commit_leases (void);
2844*83ee113eSDavid van Moolenbroek int commit_leases_timed (void);
2845*83ee113eSDavid van Moolenbroek void db_startup (int);
2846*83ee113eSDavid van Moolenbroek int new_lease_file (void);
2847*83ee113eSDavid van Moolenbroek int group_writer (struct group_object *);
2848*83ee113eSDavid van Moolenbroek int write_ia(const struct ia_xx *);
2849*83ee113eSDavid van Moolenbroek 
2850*83ee113eSDavid van Moolenbroek /* packet.c */
2851*83ee113eSDavid van Moolenbroek u_int32_t checksum (unsigned char *, unsigned, u_int32_t);
2852*83ee113eSDavid van Moolenbroek u_int32_t wrapsum (u_int32_t);
2853*83ee113eSDavid van Moolenbroek void assemble_hw_header (struct interface_info *, unsigned char *,
2854*83ee113eSDavid van Moolenbroek 			 unsigned *, struct hardware *);
2855*83ee113eSDavid van Moolenbroek void assemble_udp_ip_header (struct interface_info *, unsigned char *,
2856*83ee113eSDavid van Moolenbroek 			     unsigned *, u_int32_t, u_int32_t,
2857*83ee113eSDavid van Moolenbroek 			     u_int32_t, unsigned char *, unsigned);
2858*83ee113eSDavid van Moolenbroek ssize_t decode_hw_header (struct interface_info *, unsigned char *,
2859*83ee113eSDavid van Moolenbroek 			  unsigned, struct hardware *);
2860*83ee113eSDavid van Moolenbroek ssize_t decode_udp_ip_header (struct interface_info *, unsigned char *,
2861*83ee113eSDavid van Moolenbroek 			      unsigned, struct sockaddr_in *,
2862*83ee113eSDavid van Moolenbroek 			      unsigned, unsigned *);
2863*83ee113eSDavid van Moolenbroek 
2864*83ee113eSDavid van Moolenbroek /* ethernet.c */
2865*83ee113eSDavid van Moolenbroek void assemble_ethernet_header (struct interface_info *, unsigned char *,
2866*83ee113eSDavid van Moolenbroek 			       unsigned *, struct hardware *);
2867*83ee113eSDavid van Moolenbroek ssize_t decode_ethernet_header (struct interface_info *,
2868*83ee113eSDavid van Moolenbroek 				unsigned char *,
2869*83ee113eSDavid van Moolenbroek 				unsigned, struct hardware *);
2870*83ee113eSDavid van Moolenbroek 
2871*83ee113eSDavid van Moolenbroek /* tr.c */
2872*83ee113eSDavid van Moolenbroek void assemble_tr_header (struct interface_info *, unsigned char *,
2873*83ee113eSDavid van Moolenbroek 			 unsigned *, struct hardware *);
2874*83ee113eSDavid van Moolenbroek ssize_t decode_tr_header (struct interface_info *,
2875*83ee113eSDavid van Moolenbroek 			  unsigned char *,
2876*83ee113eSDavid van Moolenbroek 			  unsigned, struct hardware *);
2877*83ee113eSDavid van Moolenbroek 
2878*83ee113eSDavid van Moolenbroek /* dhxpxlt.c */
2879*83ee113eSDavid van Moolenbroek void convert_statement (struct parse *);
2880*83ee113eSDavid van Moolenbroek void convert_host_statement (struct parse *, jrefproto);
2881*83ee113eSDavid van Moolenbroek void convert_host_name (struct parse *, jrefproto);
2882*83ee113eSDavid van Moolenbroek void convert_class_statement (struct parse *, jrefproto, int);
2883*83ee113eSDavid van Moolenbroek void convert_class_decl (struct parse *, jrefproto);
2884*83ee113eSDavid van Moolenbroek void convert_lease_time (struct parse *, jrefproto, char *);
2885*83ee113eSDavid van Moolenbroek void convert_shared_net_statement (struct parse *, jrefproto);
2886*83ee113eSDavid van Moolenbroek void convert_subnet_statement (struct parse *, jrefproto);
2887*83ee113eSDavid van Moolenbroek void convert_subnet_decl (struct parse *, jrefproto);
2888*83ee113eSDavid van Moolenbroek void convert_host_decl (struct parse *, jrefproto);
2889*83ee113eSDavid van Moolenbroek void convert_hardware_decl (struct parse *, jrefproto);
2890*83ee113eSDavid van Moolenbroek void convert_hardware_addr (struct parse *, jrefproto);
2891*83ee113eSDavid van Moolenbroek void convert_filename_decl (struct parse *, jrefproto);
2892*83ee113eSDavid van Moolenbroek void convert_servername_decl (struct parse *, jrefproto);
2893*83ee113eSDavid van Moolenbroek void convert_ip_addr_or_hostname (struct parse *, jrefproto, int);
2894*83ee113eSDavid van Moolenbroek void convert_fixed_addr_decl (struct parse *, jrefproto);
2895*83ee113eSDavid van Moolenbroek void convert_option_decl (struct parse *, jrefproto);
2896*83ee113eSDavid van Moolenbroek void convert_lease_statement (struct parse *, jrefproto);
2897*83ee113eSDavid van Moolenbroek void convert_address_range (struct parse *, jrefproto);
2898*83ee113eSDavid van Moolenbroek void convert_date (struct parse *, jrefproto, char *);
2899*83ee113eSDavid van Moolenbroek void convert_numeric_aggregate (struct parse *, jrefproto, int, int, int, int);
2900*83ee113eSDavid van Moolenbroek void indent (int);
2901*83ee113eSDavid van Moolenbroek 
2902*83ee113eSDavid van Moolenbroek /* route.c */
2903*83ee113eSDavid van Moolenbroek void add_route_direct (struct interface_info *, struct in_addr);
2904*83ee113eSDavid van Moolenbroek void add_route_net (struct interface_info *, struct in_addr, struct in_addr);
2905*83ee113eSDavid van Moolenbroek void add_route_default_gateway (struct interface_info *, struct in_addr);
2906*83ee113eSDavid van Moolenbroek void remove_routes (struct in_addr);
2907*83ee113eSDavid van Moolenbroek void remove_if_route (struct interface_info *, struct in_addr);
2908*83ee113eSDavid van Moolenbroek void remove_all_if_routes (struct interface_info *);
2909*83ee113eSDavid van Moolenbroek void set_netmask (struct interface_info *, struct in_addr);
2910*83ee113eSDavid van Moolenbroek void set_broadcast_addr (struct interface_info *, struct in_addr);
2911*83ee113eSDavid van Moolenbroek void set_ip_address (struct interface_info *, struct in_addr);
2912*83ee113eSDavid van Moolenbroek 
2913*83ee113eSDavid van Moolenbroek /* clparse.c */
2914*83ee113eSDavid van Moolenbroek isc_result_t read_client_conf (void);
2915*83ee113eSDavid van Moolenbroek int read_client_conf_file (const char *,
2916*83ee113eSDavid van Moolenbroek 			   struct interface_info *, struct client_config *);
2917*83ee113eSDavid van Moolenbroek void read_client_leases (void);
2918*83ee113eSDavid van Moolenbroek void parse_client_statement (struct parse *, struct interface_info *,
2919*83ee113eSDavid van Moolenbroek 			     struct client_config *);
2920*83ee113eSDavid van Moolenbroek int parse_X (struct parse *, u_int8_t *, unsigned);
2921*83ee113eSDavid van Moolenbroek int parse_option_list (struct parse *, struct option ***);
2922*83ee113eSDavid van Moolenbroek void parse_interface_declaration (struct parse *,
2923*83ee113eSDavid van Moolenbroek 				  struct client_config *, char *);
2924*83ee113eSDavid van Moolenbroek int interface_or_dummy (struct interface_info **, const char *);
2925*83ee113eSDavid van Moolenbroek void make_client_state (struct client_state **);
2926*83ee113eSDavid van Moolenbroek void make_client_config (struct client_state *, struct client_config *);
2927*83ee113eSDavid van Moolenbroek void parse_client_lease_statement (struct parse *, int);
2928*83ee113eSDavid van Moolenbroek void parse_client_lease_declaration (struct parse *,
2929*83ee113eSDavid van Moolenbroek 				     struct client_lease *,
2930*83ee113eSDavid van Moolenbroek 				     struct interface_info **,
2931*83ee113eSDavid van Moolenbroek 				     struct client_state **);
2932*83ee113eSDavid van Moolenbroek int parse_option_decl (struct option_cache **, struct parse *);
2933*83ee113eSDavid van Moolenbroek void parse_string_list (struct parse *, struct string_list **, int);
2934*83ee113eSDavid van Moolenbroek int parse_ip_addr (struct parse *, struct iaddr *);
2935*83ee113eSDavid van Moolenbroek int parse_ip_addr_with_subnet(struct parse *, struct iaddrmatch *);
2936*83ee113eSDavid van Moolenbroek void parse_reject_statement (struct parse *, struct client_config *);
2937*83ee113eSDavid van Moolenbroek 
2938*83ee113eSDavid van Moolenbroek /* icmp.c */
2939*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (icmp_state, struct icmp_state, dhcp_type_icmp)
2940*83ee113eSDavid van Moolenbroek extern struct icmp_state *icmp_state;
2941*83ee113eSDavid van Moolenbroek void icmp_startup (int, void (*) (struct iaddr, u_int8_t *, int));
2942*83ee113eSDavid van Moolenbroek int icmp_readsocket (omapi_object_t *);
2943*83ee113eSDavid van Moolenbroek int icmp_echorequest (struct iaddr *);
2944*83ee113eSDavid van Moolenbroek isc_result_t icmp_echoreply (omapi_object_t *);
2945*83ee113eSDavid van Moolenbroek 
2946*83ee113eSDavid van Moolenbroek /* dns.c */
2947*83ee113eSDavid van Moolenbroek isc_result_t enter_dns_zone (struct dns_zone *);
2948*83ee113eSDavid van Moolenbroek isc_result_t dns_zone_lookup (struct dns_zone **, const char *);
2949*83ee113eSDavid van Moolenbroek int dns_zone_dereference (struct dns_zone **, const char *, int);
2950*83ee113eSDavid van Moolenbroek #if defined (NSUPDATE)
2951*83ee113eSDavid van Moolenbroek #define FIND_FORWARD 0
2952*83ee113eSDavid van Moolenbroek #define FIND_REVERSE 1
2953*83ee113eSDavid van Moolenbroek isc_result_t find_tsig_key (ns_tsig_key **, const char *, struct dns_zone *);
2954*83ee113eSDavid van Moolenbroek void tkey_free (ns_tsig_key **);
2955*83ee113eSDavid van Moolenbroek isc_result_t find_cached_zone (dhcp_ddns_cb_t *, int);
2956*83ee113eSDavid van Moolenbroek void forget_zone (struct dns_zone **);
2957*83ee113eSDavid van Moolenbroek void repudiate_zone (struct dns_zone **);
2958*83ee113eSDavid van Moolenbroek int get_dhcid (dhcp_ddns_cb_t *, int, const u_int8_t *, unsigned);
2959*83ee113eSDavid van Moolenbroek void dhcid_tolease (struct data_string *, struct data_string *);
2960*83ee113eSDavid van Moolenbroek isc_result_t dhcid_fromlease (struct data_string *, struct data_string *);
2961*83ee113eSDavid van Moolenbroek isc_result_t ddns_update_fwd(struct data_string *, struct iaddr,
2962*83ee113eSDavid van Moolenbroek 			     struct data_string *, unsigned long, unsigned,
2963*83ee113eSDavid van Moolenbroek 			     unsigned);
2964*83ee113eSDavid van Moolenbroek isc_result_t ddns_remove_fwd(struct data_string *,
2965*83ee113eSDavid van Moolenbroek 			     struct iaddr, struct data_string *);
2966*83ee113eSDavid van Moolenbroek #endif /* NSUPDATE */
2967*83ee113eSDavid van Moolenbroek 
2968*83ee113eSDavid van Moolenbroek dhcp_ddns_cb_t *ddns_cb_alloc(const char *file, int line);
2969*83ee113eSDavid van Moolenbroek void ddns_cb_free (dhcp_ddns_cb_t *ddns_cb, const char *file, int line);
2970*83ee113eSDavid van Moolenbroek void ddns_cb_forget_zone (dhcp_ddns_cb_t *ddns_cb);
2971*83ee113eSDavid van Moolenbroek isc_result_t
2972*83ee113eSDavid van Moolenbroek ddns_modify_fwd(dhcp_ddns_cb_t *ddns_cb, const char *file, int line);
2973*83ee113eSDavid van Moolenbroek isc_result_t
2974*83ee113eSDavid van Moolenbroek ddns_modify_ptr(dhcp_ddns_cb_t *ddns_cb, const char *file, int line);
2975*83ee113eSDavid van Moolenbroek void
2976*83ee113eSDavid van Moolenbroek ddns_cancel(dhcp_ddns_cb_t *ddns_cb, const char *file, int line);
2977*83ee113eSDavid van Moolenbroek 
2978*83ee113eSDavid van Moolenbroek /* resolv.c */
2979*83ee113eSDavid van Moolenbroek extern char path_resolv_conf [];
2980*83ee113eSDavid van Moolenbroek extern struct name_server *name_servers;
2981*83ee113eSDavid van Moolenbroek extern struct domain_search_list *domains;
2982*83ee113eSDavid van Moolenbroek 
2983*83ee113eSDavid van Moolenbroek void read_resolv_conf (TIME);
2984*83ee113eSDavid van Moolenbroek struct name_server *first_name_server (void);
2985*83ee113eSDavid van Moolenbroek 
2986*83ee113eSDavid van Moolenbroek /* inet_addr.c */
2987*83ee113eSDavid van Moolenbroek #ifdef NEED_INET_ATON
2988*83ee113eSDavid van Moolenbroek int inet_aton (const char *, struct in_addr *);
2989*83ee113eSDavid van Moolenbroek #endif
2990*83ee113eSDavid van Moolenbroek 
2991*83ee113eSDavid van Moolenbroek /* class.c */
2992*83ee113eSDavid van Moolenbroek extern int have_billing_classes;
2993*83ee113eSDavid van Moolenbroek struct class unknown_class;
2994*83ee113eSDavid van Moolenbroek struct class known_class;
2995*83ee113eSDavid van Moolenbroek struct collection default_collection;
2996*83ee113eSDavid van Moolenbroek struct collection *collections;
2997*83ee113eSDavid van Moolenbroek extern struct executable_statement *default_classification_rules;
2998*83ee113eSDavid van Moolenbroek 
2999*83ee113eSDavid van Moolenbroek void classification_setup (void);
3000*83ee113eSDavid van Moolenbroek void classify_client (struct packet *);
3001*83ee113eSDavid van Moolenbroek int check_collection (struct packet *, struct lease *, struct collection *);
3002*83ee113eSDavid van Moolenbroek void classify (struct packet *, struct class *);
3003*83ee113eSDavid van Moolenbroek isc_result_t unlink_class (struct class **class);
3004*83ee113eSDavid van Moolenbroek isc_result_t find_class (struct class **, const char *,
3005*83ee113eSDavid van Moolenbroek 			 const char *, int);
3006*83ee113eSDavid van Moolenbroek int unbill_class (struct lease *, struct class *);
3007*83ee113eSDavid van Moolenbroek int bill_class (struct lease *, struct class *);
3008*83ee113eSDavid van Moolenbroek 
3009*83ee113eSDavid van Moolenbroek /* execute.c */
3010*83ee113eSDavid van Moolenbroek int execute_statements (struct binding_value **result,
3011*83ee113eSDavid van Moolenbroek 			struct packet *, struct lease *,
3012*83ee113eSDavid van Moolenbroek 			struct client_state *,
3013*83ee113eSDavid van Moolenbroek 			struct option_state *, struct option_state *,
3014*83ee113eSDavid van Moolenbroek 			struct binding_scope **,
3015*83ee113eSDavid van Moolenbroek 			struct executable_statement *,
3016*83ee113eSDavid van Moolenbroek 			struct on_star *);
3017*83ee113eSDavid van Moolenbroek void execute_statements_in_scope (struct binding_value **result,
3018*83ee113eSDavid van Moolenbroek 				  struct packet *, struct lease *,
3019*83ee113eSDavid van Moolenbroek 				  struct client_state *,
3020*83ee113eSDavid van Moolenbroek 				  struct option_state *,
3021*83ee113eSDavid van Moolenbroek 				  struct option_state *,
3022*83ee113eSDavid van Moolenbroek 				  struct binding_scope **,
3023*83ee113eSDavid van Moolenbroek 				  struct group *, struct group *,
3024*83ee113eSDavid van Moolenbroek 				  struct on_star *);
3025*83ee113eSDavid van Moolenbroek int executable_statement_dereference (struct executable_statement **,
3026*83ee113eSDavid van Moolenbroek 				      const char *, int);
3027*83ee113eSDavid van Moolenbroek void write_statements (FILE *, struct executable_statement *, int);
3028*83ee113eSDavid van Moolenbroek int find_matching_case (struct executable_statement **,
3029*83ee113eSDavid van Moolenbroek 			struct packet *, struct lease *, struct client_state *,
3030*83ee113eSDavid van Moolenbroek 			struct option_state *, struct option_state *,
3031*83ee113eSDavid van Moolenbroek 			struct binding_scope **,
3032*83ee113eSDavid van Moolenbroek 			struct expression *, struct executable_statement *);
3033*83ee113eSDavid van Moolenbroek int executable_statement_foreach (struct executable_statement *,
3034*83ee113eSDavid van Moolenbroek 				  int (*) (struct executable_statement *,
3035*83ee113eSDavid van Moolenbroek 					   void *, int), void *, int);
3036*83ee113eSDavid van Moolenbroek 
3037*83ee113eSDavid van Moolenbroek /* comapi.c */
3038*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_group;
3039*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_shared_network;
3040*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_subnet;
3041*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_control;
3042*83ee113eSDavid van Moolenbroek extern dhcp_control_object_t *dhcp_control_object;
3043*83ee113eSDavid van Moolenbroek 
3044*83ee113eSDavid van Moolenbroek void dhcp_common_objects_setup (void);
3045*83ee113eSDavid van Moolenbroek 
3046*83ee113eSDavid van Moolenbroek isc_result_t dhcp_group_set_value  (omapi_object_t *, omapi_object_t *,
3047*83ee113eSDavid van Moolenbroek 				    omapi_data_string_t *,
3048*83ee113eSDavid van Moolenbroek 				    omapi_typed_data_t *);
3049*83ee113eSDavid van Moolenbroek isc_result_t dhcp_group_get_value (omapi_object_t *, omapi_object_t *,
3050*83ee113eSDavid van Moolenbroek 				   omapi_data_string_t *,
3051*83ee113eSDavid van Moolenbroek 				   omapi_value_t **);
3052*83ee113eSDavid van Moolenbroek isc_result_t dhcp_group_destroy (omapi_object_t *, const char *, int);
3053*83ee113eSDavid van Moolenbroek isc_result_t dhcp_group_signal_handler (omapi_object_t *,
3054*83ee113eSDavid van Moolenbroek 					const char *, va_list);
3055*83ee113eSDavid van Moolenbroek isc_result_t dhcp_group_stuff_values (omapi_object_t *,
3056*83ee113eSDavid van Moolenbroek 				      omapi_object_t *,
3057*83ee113eSDavid van Moolenbroek 				      omapi_object_t *);
3058*83ee113eSDavid van Moolenbroek isc_result_t dhcp_group_lookup (omapi_object_t **,
3059*83ee113eSDavid van Moolenbroek 				omapi_object_t *, omapi_object_t *);
3060*83ee113eSDavid van Moolenbroek isc_result_t dhcp_group_create (omapi_object_t **,
3061*83ee113eSDavid van Moolenbroek 				omapi_object_t *);
3062*83ee113eSDavid van Moolenbroek isc_result_t dhcp_group_remove (omapi_object_t *,
3063*83ee113eSDavid van Moolenbroek 				omapi_object_t *);
3064*83ee113eSDavid van Moolenbroek 
3065*83ee113eSDavid van Moolenbroek isc_result_t dhcp_control_set_value  (omapi_object_t *, omapi_object_t *,
3066*83ee113eSDavid van Moolenbroek 				      omapi_data_string_t *,
3067*83ee113eSDavid van Moolenbroek 				      omapi_typed_data_t *);
3068*83ee113eSDavid van Moolenbroek isc_result_t dhcp_control_get_value (omapi_object_t *, omapi_object_t *,
3069*83ee113eSDavid van Moolenbroek 				     omapi_data_string_t *,
3070*83ee113eSDavid van Moolenbroek 				     omapi_value_t **);
3071*83ee113eSDavid van Moolenbroek isc_result_t dhcp_control_destroy (omapi_object_t *, const char *, int);
3072*83ee113eSDavid van Moolenbroek isc_result_t dhcp_control_signal_handler (omapi_object_t *,
3073*83ee113eSDavid van Moolenbroek 					  const char *, va_list);
3074*83ee113eSDavid van Moolenbroek isc_result_t dhcp_control_stuff_values (omapi_object_t *,
3075*83ee113eSDavid van Moolenbroek 					omapi_object_t *,
3076*83ee113eSDavid van Moolenbroek 					omapi_object_t *);
3077*83ee113eSDavid van Moolenbroek isc_result_t dhcp_control_lookup (omapi_object_t **,
3078*83ee113eSDavid van Moolenbroek 				  omapi_object_t *, omapi_object_t *);
3079*83ee113eSDavid van Moolenbroek isc_result_t dhcp_control_create (omapi_object_t **,
3080*83ee113eSDavid van Moolenbroek 				  omapi_object_t *);
3081*83ee113eSDavid van Moolenbroek isc_result_t dhcp_control_remove (omapi_object_t *,
3082*83ee113eSDavid van Moolenbroek 				  omapi_object_t *);
3083*83ee113eSDavid van Moolenbroek 
3084*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subnet_set_value  (omapi_object_t *, omapi_object_t *,
3085*83ee113eSDavid van Moolenbroek 				     omapi_data_string_t *,
3086*83ee113eSDavid van Moolenbroek 				     omapi_typed_data_t *);
3087*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subnet_get_value (omapi_object_t *, omapi_object_t *,
3088*83ee113eSDavid van Moolenbroek 				    omapi_data_string_t *,
3089*83ee113eSDavid van Moolenbroek 				    omapi_value_t **);
3090*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subnet_destroy (omapi_object_t *, const char *, int);
3091*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subnet_signal_handler (omapi_object_t *,
3092*83ee113eSDavid van Moolenbroek 					 const char *, va_list);
3093*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subnet_stuff_values (omapi_object_t *,
3094*83ee113eSDavid van Moolenbroek 				       omapi_object_t *,
3095*83ee113eSDavid van Moolenbroek 				       omapi_object_t *);
3096*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subnet_lookup (omapi_object_t **,
3097*83ee113eSDavid van Moolenbroek 				 omapi_object_t *, omapi_object_t *);
3098*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subnet_create (omapi_object_t **,
3099*83ee113eSDavid van Moolenbroek 				 omapi_object_t *);
3100*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subnet_remove (omapi_object_t *,
3101*83ee113eSDavid van Moolenbroek 				 omapi_object_t *);
3102*83ee113eSDavid van Moolenbroek 
3103*83ee113eSDavid van Moolenbroek isc_result_t dhcp_shared_network_set_value  (omapi_object_t *,
3104*83ee113eSDavid van Moolenbroek 					     omapi_object_t *,
3105*83ee113eSDavid van Moolenbroek 					     omapi_data_string_t *,
3106*83ee113eSDavid van Moolenbroek 					     omapi_typed_data_t *);
3107*83ee113eSDavid van Moolenbroek isc_result_t dhcp_shared_network_get_value (omapi_object_t *,
3108*83ee113eSDavid van Moolenbroek 					    omapi_object_t *,
3109*83ee113eSDavid van Moolenbroek 					    omapi_data_string_t *,
3110*83ee113eSDavid van Moolenbroek 					    omapi_value_t **);
3111*83ee113eSDavid van Moolenbroek isc_result_t dhcp_shared_network_destroy (omapi_object_t *, const char *, int);
3112*83ee113eSDavid van Moolenbroek isc_result_t dhcp_shared_network_signal_handler (omapi_object_t *,
3113*83ee113eSDavid van Moolenbroek 						 const char *, va_list);
3114*83ee113eSDavid van Moolenbroek isc_result_t dhcp_shared_network_stuff_values (omapi_object_t *,
3115*83ee113eSDavid van Moolenbroek 					       omapi_object_t *,
3116*83ee113eSDavid van Moolenbroek 					       omapi_object_t *);
3117*83ee113eSDavid van Moolenbroek isc_result_t dhcp_shared_network_lookup (omapi_object_t **,
3118*83ee113eSDavid van Moolenbroek 					 omapi_object_t *, omapi_object_t *);
3119*83ee113eSDavid van Moolenbroek isc_result_t dhcp_shared_network_create (omapi_object_t **,
3120*83ee113eSDavid van Moolenbroek 					 omapi_object_t *);
3121*83ee113eSDavid van Moolenbroek isc_result_t dhcp_shared_network_remove (omapi_object_t *,
3122*83ee113eSDavid van Moolenbroek 					 omapi_object_t *);
3123*83ee113eSDavid van Moolenbroek 
3124*83ee113eSDavid van Moolenbroek /* omapi.c */
3125*83ee113eSDavid van Moolenbroek extern int (*dhcp_interface_shutdown_hook) (struct interface_info *);
3126*83ee113eSDavid van Moolenbroek 
3127*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_lease;
3128*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_pool;
3129*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_class;
3130*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_subclass;
3131*83ee113eSDavid van Moolenbroek 
3132*83ee113eSDavid van Moolenbroek #if defined (FAILOVER_PROTOCOL)
3133*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_failover_state;
3134*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_failover_link;
3135*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_failover_listener;
3136*83ee113eSDavid van Moolenbroek #endif
3137*83ee113eSDavid van Moolenbroek 
3138*83ee113eSDavid van Moolenbroek void dhcp_db_objects_setup (void);
3139*83ee113eSDavid van Moolenbroek 
3140*83ee113eSDavid van Moolenbroek isc_result_t dhcp_lease_set_value  (omapi_object_t *, omapi_object_t *,
3141*83ee113eSDavid van Moolenbroek 				    omapi_data_string_t *,
3142*83ee113eSDavid van Moolenbroek 				    omapi_typed_data_t *);
3143*83ee113eSDavid van Moolenbroek isc_result_t dhcp_lease_get_value (omapi_object_t *, omapi_object_t *,
3144*83ee113eSDavid van Moolenbroek 				   omapi_data_string_t *,
3145*83ee113eSDavid van Moolenbroek 				   omapi_value_t **);
3146*83ee113eSDavid van Moolenbroek isc_result_t dhcp_lease_destroy (omapi_object_t *, const char *, int);
3147*83ee113eSDavid van Moolenbroek isc_result_t dhcp_lease_signal_handler (omapi_object_t *,
3148*83ee113eSDavid van Moolenbroek 					const char *, va_list);
3149*83ee113eSDavid van Moolenbroek isc_result_t dhcp_lease_stuff_values (omapi_object_t *,
3150*83ee113eSDavid van Moolenbroek 				      omapi_object_t *,
3151*83ee113eSDavid van Moolenbroek 				      omapi_object_t *);
3152*83ee113eSDavid van Moolenbroek isc_result_t dhcp_lease_lookup (omapi_object_t **,
3153*83ee113eSDavid van Moolenbroek 				omapi_object_t *, omapi_object_t *);
3154*83ee113eSDavid van Moolenbroek isc_result_t dhcp_lease_create (omapi_object_t **,
3155*83ee113eSDavid van Moolenbroek 				omapi_object_t *);
3156*83ee113eSDavid van Moolenbroek isc_result_t dhcp_lease_remove (omapi_object_t *,
3157*83ee113eSDavid van Moolenbroek 				omapi_object_t *);
3158*83ee113eSDavid van Moolenbroek isc_result_t dhcp_host_set_value  (omapi_object_t *, omapi_object_t *,
3159*83ee113eSDavid van Moolenbroek 				   omapi_data_string_t *,
3160*83ee113eSDavid van Moolenbroek 				   omapi_typed_data_t *);
3161*83ee113eSDavid van Moolenbroek isc_result_t dhcp_host_get_value (omapi_object_t *, omapi_object_t *,
3162*83ee113eSDavid van Moolenbroek 				  omapi_data_string_t *,
3163*83ee113eSDavid van Moolenbroek 				  omapi_value_t **);
3164*83ee113eSDavid van Moolenbroek isc_result_t dhcp_host_destroy (omapi_object_t *, const char *, int);
3165*83ee113eSDavid van Moolenbroek isc_result_t dhcp_host_signal_handler (omapi_object_t *,
3166*83ee113eSDavid van Moolenbroek 				       const char *, va_list);
3167*83ee113eSDavid van Moolenbroek isc_result_t dhcp_host_stuff_values (omapi_object_t *,
3168*83ee113eSDavid van Moolenbroek 				     omapi_object_t *,
3169*83ee113eSDavid van Moolenbroek 				     omapi_object_t *);
3170*83ee113eSDavid van Moolenbroek isc_result_t dhcp_host_lookup (omapi_object_t **,
3171*83ee113eSDavid van Moolenbroek 			       omapi_object_t *, omapi_object_t *);
3172*83ee113eSDavid van Moolenbroek isc_result_t dhcp_host_create (omapi_object_t **,
3173*83ee113eSDavid van Moolenbroek 			       omapi_object_t *);
3174*83ee113eSDavid van Moolenbroek isc_result_t dhcp_host_remove (omapi_object_t *,
3175*83ee113eSDavid van Moolenbroek 			       omapi_object_t *);
3176*83ee113eSDavid van Moolenbroek isc_result_t dhcp_pool_set_value  (omapi_object_t *, omapi_object_t *,
3177*83ee113eSDavid van Moolenbroek 				   omapi_data_string_t *,
3178*83ee113eSDavid van Moolenbroek 				   omapi_typed_data_t *);
3179*83ee113eSDavid van Moolenbroek isc_result_t dhcp_pool_get_value (omapi_object_t *, omapi_object_t *,
3180*83ee113eSDavid van Moolenbroek 				  omapi_data_string_t *,
3181*83ee113eSDavid van Moolenbroek 				  omapi_value_t **);
3182*83ee113eSDavid van Moolenbroek isc_result_t dhcp_pool_destroy (omapi_object_t *, const char *, int);
3183*83ee113eSDavid van Moolenbroek isc_result_t dhcp_pool_signal_handler (omapi_object_t *,
3184*83ee113eSDavid van Moolenbroek 				       const char *, va_list);
3185*83ee113eSDavid van Moolenbroek isc_result_t dhcp_pool_stuff_values (omapi_object_t *,
3186*83ee113eSDavid van Moolenbroek 				     omapi_object_t *,
3187*83ee113eSDavid van Moolenbroek 				     omapi_object_t *);
3188*83ee113eSDavid van Moolenbroek isc_result_t dhcp_pool_lookup (omapi_object_t **,
3189*83ee113eSDavid van Moolenbroek 			       omapi_object_t *, omapi_object_t *);
3190*83ee113eSDavid van Moolenbroek isc_result_t dhcp_pool_create (omapi_object_t **,
3191*83ee113eSDavid van Moolenbroek 			       omapi_object_t *);
3192*83ee113eSDavid van Moolenbroek isc_result_t dhcp_pool_remove (omapi_object_t *,
3193*83ee113eSDavid van Moolenbroek 			       omapi_object_t *);
3194*83ee113eSDavid van Moolenbroek isc_result_t dhcp_class_set_value  (omapi_object_t *, omapi_object_t *,
3195*83ee113eSDavid van Moolenbroek 				    omapi_data_string_t *,
3196*83ee113eSDavid van Moolenbroek 				    omapi_typed_data_t *);
3197*83ee113eSDavid van Moolenbroek isc_result_t dhcp_class_get_value (omapi_object_t *, omapi_object_t *,
3198*83ee113eSDavid van Moolenbroek 				   omapi_data_string_t *,
3199*83ee113eSDavid van Moolenbroek 				   omapi_value_t **);
3200*83ee113eSDavid van Moolenbroek isc_result_t dhcp_class_destroy (omapi_object_t *, const char *, int);
3201*83ee113eSDavid van Moolenbroek isc_result_t dhcp_class_signal_handler (omapi_object_t *,
3202*83ee113eSDavid van Moolenbroek 					const char *, va_list);
3203*83ee113eSDavid van Moolenbroek isc_result_t dhcp_class_stuff_values (omapi_object_t *,
3204*83ee113eSDavid van Moolenbroek 				      omapi_object_t *,
3205*83ee113eSDavid van Moolenbroek 				      omapi_object_t *);
3206*83ee113eSDavid van Moolenbroek isc_result_t dhcp_class_lookup (omapi_object_t **,
3207*83ee113eSDavid van Moolenbroek 				omapi_object_t *, omapi_object_t *);
3208*83ee113eSDavid van Moolenbroek isc_result_t dhcp_class_create (omapi_object_t **,
3209*83ee113eSDavid van Moolenbroek 				omapi_object_t *);
3210*83ee113eSDavid van Moolenbroek isc_result_t dhcp_class_remove (omapi_object_t *,
3211*83ee113eSDavid van Moolenbroek 				omapi_object_t *);
3212*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subclass_set_value  (omapi_object_t *, omapi_object_t *,
3213*83ee113eSDavid van Moolenbroek 				       omapi_data_string_t *,
3214*83ee113eSDavid van Moolenbroek 				       omapi_typed_data_t *);
3215*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subclass_get_value (omapi_object_t *, omapi_object_t *,
3216*83ee113eSDavid van Moolenbroek 				      omapi_data_string_t *,
3217*83ee113eSDavid van Moolenbroek 				      omapi_value_t **);
3218*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subclass_destroy (omapi_object_t *, const char *, int);
3219*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subclass_signal_handler (omapi_object_t *,
3220*83ee113eSDavid van Moolenbroek 					   const char *, va_list);
3221*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subclass_stuff_values (omapi_object_t *,
3222*83ee113eSDavid van Moolenbroek 					 omapi_object_t *,
3223*83ee113eSDavid van Moolenbroek 					 omapi_object_t *);
3224*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subclass_lookup (omapi_object_t **,
3225*83ee113eSDavid van Moolenbroek 				   omapi_object_t *, omapi_object_t *);
3226*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subclass_create (omapi_object_t **,
3227*83ee113eSDavid van Moolenbroek 				   omapi_object_t *);
3228*83ee113eSDavid van Moolenbroek isc_result_t dhcp_subclass_remove (omapi_object_t *,
3229*83ee113eSDavid van Moolenbroek 				   omapi_object_t *);
3230*83ee113eSDavid van Moolenbroek isc_result_t dhcp_interface_set_value (omapi_object_t *,
3231*83ee113eSDavid van Moolenbroek 				       omapi_object_t *,
3232*83ee113eSDavid van Moolenbroek 				       omapi_data_string_t *,
3233*83ee113eSDavid van Moolenbroek 				       omapi_typed_data_t *);
3234*83ee113eSDavid van Moolenbroek isc_result_t dhcp_interface_get_value (omapi_object_t *,
3235*83ee113eSDavid van Moolenbroek 				       omapi_object_t *,
3236*83ee113eSDavid van Moolenbroek 				       omapi_data_string_t *,
3237*83ee113eSDavid van Moolenbroek 				       omapi_value_t **);
3238*83ee113eSDavid van Moolenbroek isc_result_t dhcp_interface_destroy (omapi_object_t *,
3239*83ee113eSDavid van Moolenbroek 				     const char *, int);
3240*83ee113eSDavid van Moolenbroek isc_result_t dhcp_interface_signal_handler (omapi_object_t *,
3241*83ee113eSDavid van Moolenbroek 					    const char *,
3242*83ee113eSDavid van Moolenbroek 					    va_list ap);
3243*83ee113eSDavid van Moolenbroek isc_result_t dhcp_interface_stuff_values (omapi_object_t *,
3244*83ee113eSDavid van Moolenbroek 					  omapi_object_t *,
3245*83ee113eSDavid van Moolenbroek 					  omapi_object_t *);
3246*83ee113eSDavid van Moolenbroek isc_result_t dhcp_interface_lookup (omapi_object_t **,
3247*83ee113eSDavid van Moolenbroek 				    omapi_object_t *,
3248*83ee113eSDavid van Moolenbroek 				    omapi_object_t *);
3249*83ee113eSDavid van Moolenbroek isc_result_t dhcp_interface_create (omapi_object_t **,
3250*83ee113eSDavid van Moolenbroek 				    omapi_object_t *);
3251*83ee113eSDavid van Moolenbroek isc_result_t dhcp_interface_remove (omapi_object_t *,
3252*83ee113eSDavid van Moolenbroek 				    omapi_object_t *);
3253*83ee113eSDavid van Moolenbroek void interface_stash (struct interface_info *);
3254*83ee113eSDavid van Moolenbroek void interface_snorf (struct interface_info *, int);
3255*83ee113eSDavid van Moolenbroek 
3256*83ee113eSDavid van Moolenbroek isc_result_t binding_scope_set_value (struct binding_scope *, int,
3257*83ee113eSDavid van Moolenbroek 				      omapi_data_string_t *,
3258*83ee113eSDavid van Moolenbroek 				      omapi_typed_data_t *);
3259*83ee113eSDavid van Moolenbroek isc_result_t binding_scope_get_value (omapi_value_t **,
3260*83ee113eSDavid van Moolenbroek 				      struct binding_scope *,
3261*83ee113eSDavid van Moolenbroek 				      omapi_data_string_t *);
3262*83ee113eSDavid van Moolenbroek isc_result_t binding_scope_stuff_values (omapi_object_t *,
3263*83ee113eSDavid van Moolenbroek 					 struct binding_scope *);
3264*83ee113eSDavid van Moolenbroek 
3265*83ee113eSDavid van Moolenbroek void register_eventhandler(struct eventqueue **, void (*handler)(void *));
3266*83ee113eSDavid van Moolenbroek void unregister_eventhandler(struct eventqueue **, void (*handler)(void *));
3267*83ee113eSDavid van Moolenbroek void trigger_event(struct eventqueue **);
3268*83ee113eSDavid van Moolenbroek 
3269*83ee113eSDavid van Moolenbroek /* mdb.c */
3270*83ee113eSDavid van Moolenbroek 
3271*83ee113eSDavid van Moolenbroek extern struct subnet *subnets;
3272*83ee113eSDavid van Moolenbroek extern struct shared_network *shared_networks;
3273*83ee113eSDavid van Moolenbroek extern host_hash_t *host_hw_addr_hash;
3274*83ee113eSDavid van Moolenbroek extern host_hash_t *host_uid_hash;
3275*83ee113eSDavid van Moolenbroek extern host_hash_t *host_name_hash;
3276*83ee113eSDavid van Moolenbroek extern lease_id_hash_t *lease_uid_hash;
3277*83ee113eSDavid van Moolenbroek extern lease_ip_hash_t *lease_ip_addr_hash;
3278*83ee113eSDavid van Moolenbroek extern lease_id_hash_t *lease_hw_addr_hash;
3279*83ee113eSDavid van Moolenbroek 
3280*83ee113eSDavid van Moolenbroek extern omapi_object_type_t *dhcp_type_host;
3281*83ee113eSDavid van Moolenbroek 
3282*83ee113eSDavid van Moolenbroek extern int numclasseswritten;
3283*83ee113eSDavid van Moolenbroek 
3284*83ee113eSDavid van Moolenbroek 
3285*83ee113eSDavid van Moolenbroek isc_result_t enter_class (struct class *, int, int);
3286*83ee113eSDavid van Moolenbroek isc_result_t delete_class (struct class *, int);
3287*83ee113eSDavid van Moolenbroek isc_result_t enter_host (struct host_decl *, int, int);
3288*83ee113eSDavid van Moolenbroek isc_result_t delete_host (struct host_decl *, int);
3289*83ee113eSDavid van Moolenbroek void change_host_uid(struct host_decl *host, const char *data, int len);
3290*83ee113eSDavid van Moolenbroek int find_hosts_by_haddr (struct host_decl **, int,
3291*83ee113eSDavid van Moolenbroek 			 const unsigned char *, unsigned,
3292*83ee113eSDavid van Moolenbroek 			 const char *, int);
3293*83ee113eSDavid van Moolenbroek int find_hosts_by_uid (struct host_decl **, const unsigned char *,
3294*83ee113eSDavid van Moolenbroek 		       unsigned, const char *, int);
3295*83ee113eSDavid van Moolenbroek int find_hosts_by_option(struct host_decl **, struct packet *,
3296*83ee113eSDavid van Moolenbroek 			 struct option_state *, const char *, int);
3297*83ee113eSDavid van Moolenbroek int find_host_for_network (struct subnet **, struct host_decl **,
3298*83ee113eSDavid van Moolenbroek 			   struct iaddr *, struct shared_network *);
3299*83ee113eSDavid van Moolenbroek void new_address_range (struct parse *, struct iaddr, struct iaddr,
3300*83ee113eSDavid van Moolenbroek 			struct subnet *, struct pool *,
3301*83ee113eSDavid van Moolenbroek 			struct lease **);
3302*83ee113eSDavid van Moolenbroek isc_result_t dhcp_lease_free (omapi_object_t *, const char *, int);
3303*83ee113eSDavid van Moolenbroek isc_result_t dhcp_lease_get (omapi_object_t **, const char *, int);
3304*83ee113eSDavid van Moolenbroek int find_grouped_subnet (struct subnet **, struct shared_network *,
3305*83ee113eSDavid van Moolenbroek 			 struct iaddr, const char *, int);
3306*83ee113eSDavid van Moolenbroek int find_subnet(struct subnet **, struct iaddr, const char *, int);
3307*83ee113eSDavid van Moolenbroek void enter_shared_network (struct shared_network *);
3308*83ee113eSDavid van Moolenbroek void new_shared_network_interface (struct parse *,
3309*83ee113eSDavid van Moolenbroek 				   struct shared_network *,
3310*83ee113eSDavid van Moolenbroek 				   const char *);
3311*83ee113eSDavid van Moolenbroek int subnet_inner_than(const struct subnet *, const struct subnet *, int);
3312*83ee113eSDavid van Moolenbroek void enter_subnet (struct subnet *);
3313*83ee113eSDavid van Moolenbroek void enter_lease (struct lease *);
3314*83ee113eSDavid van Moolenbroek int supersede_lease (struct lease *, struct lease *, int, int, int);
3315*83ee113eSDavid van Moolenbroek void make_binding_state_transition (struct lease *);
3316*83ee113eSDavid van Moolenbroek int lease_copy (struct lease **, struct lease *, const char *, int);
3317*83ee113eSDavid van Moolenbroek void release_lease (struct lease *, struct packet *);
3318*83ee113eSDavid van Moolenbroek void abandon_lease (struct lease *, const char *);
3319*83ee113eSDavid van Moolenbroek #if 0
3320*83ee113eSDavid van Moolenbroek /* this appears to be unused and I plan to remove it SAR */
3321*83ee113eSDavid van Moolenbroek void dissociate_lease (struct lease *);
3322*83ee113eSDavid van Moolenbroek #endif
3323*83ee113eSDavid van Moolenbroek void pool_timer (void *);
3324*83ee113eSDavid van Moolenbroek int find_lease_by_uid (struct lease **, const unsigned char *,
3325*83ee113eSDavid van Moolenbroek 		       unsigned, const char *, int);
3326*83ee113eSDavid van Moolenbroek int find_lease_by_hw_addr (struct lease **, const unsigned char *,
3327*83ee113eSDavid van Moolenbroek 			   unsigned, const char *, int);
3328*83ee113eSDavid van Moolenbroek int find_lease_by_ip_addr (struct lease **, struct iaddr,
3329*83ee113eSDavid van Moolenbroek 			   const char *, int);
3330*83ee113eSDavid van Moolenbroek void uid_hash_add (struct lease *);
3331*83ee113eSDavid van Moolenbroek void uid_hash_delete (struct lease *);
3332*83ee113eSDavid van Moolenbroek void hw_hash_add (struct lease *);
3333*83ee113eSDavid van Moolenbroek void hw_hash_delete (struct lease *);
3334*83ee113eSDavid van Moolenbroek int write_leases (void);
3335*83ee113eSDavid van Moolenbroek int write_leases6(void);
3336*83ee113eSDavid van Moolenbroek int lease_enqueue (struct lease *);
3337*83ee113eSDavid van Moolenbroek isc_result_t lease_instantiate(const void *, unsigned, void *);
3338*83ee113eSDavid van Moolenbroek void expire_all_pools (void);
3339*83ee113eSDavid van Moolenbroek void dump_subnets (void);
3340*83ee113eSDavid van Moolenbroek #if defined (DEBUG_MEMORY_LEAKAGE) || \
3341*83ee113eSDavid van Moolenbroek 		defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
3342*83ee113eSDavid van Moolenbroek void free_everything (void);
3343*83ee113eSDavid van Moolenbroek #endif
3344*83ee113eSDavid van Moolenbroek 
3345*83ee113eSDavid van Moolenbroek /* failover.c */
3346*83ee113eSDavid van Moolenbroek #if defined (FAILOVER_PROTOCOL)
3347*83ee113eSDavid van Moolenbroek extern dhcp_failover_state_t *failover_states;
3348*83ee113eSDavid van Moolenbroek void dhcp_failover_startup (void);
3349*83ee113eSDavid van Moolenbroek int dhcp_failover_write_all_states (void);
3350*83ee113eSDavid van Moolenbroek isc_result_t enter_failover_peer (dhcp_failover_state_t *);
3351*83ee113eSDavid van Moolenbroek isc_result_t find_failover_peer (dhcp_failover_state_t **,
3352*83ee113eSDavid van Moolenbroek 				 const char *, const char *, int);
3353*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_link_initiate (omapi_object_t *);
3354*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_link_signal (omapi_object_t *,
3355*83ee113eSDavid van Moolenbroek 					const char *, va_list);
3356*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_link_set_value (omapi_object_t *,
3357*83ee113eSDavid van Moolenbroek 					   omapi_object_t *,
3358*83ee113eSDavid van Moolenbroek 					   omapi_data_string_t *,
3359*83ee113eSDavid van Moolenbroek 					   omapi_typed_data_t *);
3360*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_link_get_value (omapi_object_t *,
3361*83ee113eSDavid van Moolenbroek 					   omapi_object_t *,
3362*83ee113eSDavid van Moolenbroek 					   omapi_data_string_t *,
3363*83ee113eSDavid van Moolenbroek 					   omapi_value_t **);
3364*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_link_destroy (omapi_object_t *,
3365*83ee113eSDavid van Moolenbroek 					 const char *, int);
3366*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_link_stuff_values (omapi_object_t *,
3367*83ee113eSDavid van Moolenbroek 					      omapi_object_t *,
3368*83ee113eSDavid van Moolenbroek 					      omapi_object_t *);
3369*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_listen (omapi_object_t *);
3370*83ee113eSDavid van Moolenbroek 
3371*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_listener_signal (omapi_object_t *,
3372*83ee113eSDavid van Moolenbroek 					    const char *,
3373*83ee113eSDavid van Moolenbroek 					    va_list);
3374*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_listener_set_value (omapi_object_t *,
3375*83ee113eSDavid van Moolenbroek 					       omapi_object_t *,
3376*83ee113eSDavid van Moolenbroek 					       omapi_data_string_t *,
3377*83ee113eSDavid van Moolenbroek 					       omapi_typed_data_t *);
3378*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_listener_get_value (omapi_object_t *,
3379*83ee113eSDavid van Moolenbroek 					       omapi_object_t *,
3380*83ee113eSDavid van Moolenbroek 					       omapi_data_string_t *,
3381*83ee113eSDavid van Moolenbroek 					       omapi_value_t **);
3382*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_listener_destroy (omapi_object_t *,
3383*83ee113eSDavid van Moolenbroek 					     const char *, int);
3384*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_listener_stuff (omapi_object_t *,
3385*83ee113eSDavid van Moolenbroek 					   omapi_object_t *,
3386*83ee113eSDavid van Moolenbroek 					   omapi_object_t *);
3387*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_register (omapi_object_t *);
3388*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_state_signal (omapi_object_t *,
3389*83ee113eSDavid van Moolenbroek 					 const char *, va_list);
3390*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_state_transition (dhcp_failover_state_t *,
3391*83ee113eSDavid van Moolenbroek 					     const char *);
3392*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_set_service_state (dhcp_failover_state_t *state);
3393*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_set_state (dhcp_failover_state_t *,
3394*83ee113eSDavid van Moolenbroek 				      enum failover_state);
3395*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_peer_state_changed (dhcp_failover_state_t *,
3396*83ee113eSDavid van Moolenbroek 					       failover_message_t *);
3397*83ee113eSDavid van Moolenbroek void dhcp_failover_pool_rebalance (void *);
3398*83ee113eSDavid van Moolenbroek void dhcp_failover_pool_check (struct pool *);
3399*83ee113eSDavid van Moolenbroek int dhcp_failover_state_pool_check (dhcp_failover_state_t *);
3400*83ee113eSDavid van Moolenbroek void dhcp_failover_timeout (void *);
3401*83ee113eSDavid van Moolenbroek void dhcp_failover_send_contact (void *);
3402*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_state (dhcp_failover_state_t *);
3403*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_updates (dhcp_failover_state_t *);
3404*83ee113eSDavid van Moolenbroek int dhcp_failover_queue_update (struct lease *, int);
3405*83ee113eSDavid van Moolenbroek int dhcp_failover_send_acks (dhcp_failover_state_t *);
3406*83ee113eSDavid van Moolenbroek void dhcp_failover_toack_queue_timeout (void *);
3407*83ee113eSDavid van Moolenbroek int dhcp_failover_queue_ack (dhcp_failover_state_t *, failover_message_t *msg);
3408*83ee113eSDavid van Moolenbroek void dhcp_failover_ack_queue_remove (dhcp_failover_state_t *, struct lease *);
3409*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_state_set_value (omapi_object_t *,
3410*83ee113eSDavid van Moolenbroek 					    omapi_object_t *,
3411*83ee113eSDavid van Moolenbroek 					    omapi_data_string_t *,
3412*83ee113eSDavid van Moolenbroek 					    omapi_typed_data_t *);
3413*83ee113eSDavid van Moolenbroek void dhcp_failover_keepalive (void *);
3414*83ee113eSDavid van Moolenbroek void dhcp_failover_reconnect (void *);
3415*83ee113eSDavid van Moolenbroek void dhcp_failover_startup_timeout (void *);
3416*83ee113eSDavid van Moolenbroek void dhcp_failover_link_startup_timeout (void *);
3417*83ee113eSDavid van Moolenbroek void dhcp_failover_listener_restart (void *);
3418*83ee113eSDavid van Moolenbroek void dhcp_failover_auto_partner_down(void *vs);
3419*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_state_get_value (omapi_object_t *,
3420*83ee113eSDavid van Moolenbroek 					    omapi_object_t *,
3421*83ee113eSDavid van Moolenbroek 					    omapi_data_string_t *,
3422*83ee113eSDavid van Moolenbroek 					    omapi_value_t **);
3423*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_state_destroy (omapi_object_t *,
3424*83ee113eSDavid van Moolenbroek 					  const char *, int);
3425*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_state_stuff (omapi_object_t *,
3426*83ee113eSDavid van Moolenbroek 					omapi_object_t *,
3427*83ee113eSDavid van Moolenbroek 					omapi_object_t *);
3428*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_state_lookup (omapi_object_t **,
3429*83ee113eSDavid van Moolenbroek 					 omapi_object_t *,
3430*83ee113eSDavid van Moolenbroek 					 omapi_object_t *);
3431*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_state_create (omapi_object_t **,
3432*83ee113eSDavid van Moolenbroek 					 omapi_object_t *);
3433*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_state_remove (omapi_object_t *,
3434*83ee113eSDavid van Moolenbroek 					 omapi_object_t *);
3435*83ee113eSDavid van Moolenbroek int dhcp_failover_state_match (dhcp_failover_state_t *, u_int8_t *, unsigned);
3436*83ee113eSDavid van Moolenbroek int dhcp_failover_state_match_by_name(dhcp_failover_state_t *,
3437*83ee113eSDavid van Moolenbroek 				      failover_option_t *);
3438*83ee113eSDavid van Moolenbroek const char *dhcp_failover_reject_reason_print (int);
3439*83ee113eSDavid van Moolenbroek const char *dhcp_failover_state_name_print (enum failover_state);
3440*83ee113eSDavid van Moolenbroek const char *dhcp_failover_message_name (unsigned);
3441*83ee113eSDavid van Moolenbroek const char *dhcp_failover_option_name (unsigned);
3442*83ee113eSDavid van Moolenbroek failover_option_t *dhcp_failover_option_printf (unsigned, char *,
3443*83ee113eSDavid van Moolenbroek 						unsigned *,
3444*83ee113eSDavid van Moolenbroek 						unsigned,
3445*83ee113eSDavid van Moolenbroek 						const char *, ...)
3446*83ee113eSDavid van Moolenbroek 	__attribute__((__format__(__printf__,5,6)));
3447*83ee113eSDavid van Moolenbroek failover_option_t *dhcp_failover_make_option (unsigned, char *,
3448*83ee113eSDavid van Moolenbroek 					      unsigned *, unsigned, ...);
3449*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_put_message (dhcp_failover_link_t *,
3450*83ee113eSDavid van Moolenbroek 					omapi_object_t *, int, u_int32_t, ...);
3451*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_connect (omapi_object_t *);
3452*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_connectack (omapi_object_t *,
3453*83ee113eSDavid van Moolenbroek 					    dhcp_failover_state_t *,
3454*83ee113eSDavid van Moolenbroek 					    int, const char *);
3455*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_disconnect (omapi_object_t *,
3456*83ee113eSDavid van Moolenbroek 					    int, const char *);
3457*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_bind_update (dhcp_failover_state_t *,
3458*83ee113eSDavid van Moolenbroek 					     struct lease *);
3459*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_bind_ack (dhcp_failover_state_t *,
3460*83ee113eSDavid van Moolenbroek 					  failover_message_t *,
3461*83ee113eSDavid van Moolenbroek 					  int, const char *);
3462*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_poolreq (dhcp_failover_state_t *);
3463*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_poolresp (dhcp_failover_state_t *, int);
3464*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_update_request (dhcp_failover_state_t *);
3465*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_update_request_all (dhcp_failover_state_t *);
3466*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_send_update_done (dhcp_failover_state_t *);
3467*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_process_bind_update (dhcp_failover_state_t *,
3468*83ee113eSDavid van Moolenbroek 						failover_message_t *);
3469*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_process_bind_ack (dhcp_failover_state_t *,
3470*83ee113eSDavid van Moolenbroek 					     failover_message_t *);
3471*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_generate_update_queue (dhcp_failover_state_t *,
3472*83ee113eSDavid van Moolenbroek 						  int);
3473*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_process_update_request (dhcp_failover_state_t *,
3474*83ee113eSDavid van Moolenbroek 						   failover_message_t *);
3475*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_process_update_request_all (dhcp_failover_state_t *,
3476*83ee113eSDavid van Moolenbroek 						       failover_message_t *);
3477*83ee113eSDavid van Moolenbroek isc_result_t dhcp_failover_process_update_done (dhcp_failover_state_t *,
3478*83ee113eSDavid van Moolenbroek 						failover_message_t *);
3479*83ee113eSDavid van Moolenbroek void ia_remove_all_lease(struct ia_xx *ia, const char *file, int line);
3480*83ee113eSDavid van Moolenbroek void dhcp_failover_recover_done (void *);
3481*83ee113eSDavid van Moolenbroek void failover_print (char *, unsigned *, unsigned, const char *);
3482*83ee113eSDavid van Moolenbroek void update_partner (struct lease *);
3483*83ee113eSDavid van Moolenbroek int load_balance_mine (struct packet *, dhcp_failover_state_t *);
3484*83ee113eSDavid van Moolenbroek int peer_wants_lease (struct lease *);
3485*83ee113eSDavid van Moolenbroek binding_state_t normal_binding_state_transition_check (struct lease *,
3486*83ee113eSDavid van Moolenbroek 						       dhcp_failover_state_t *,
3487*83ee113eSDavid van Moolenbroek 						       binding_state_t,
3488*83ee113eSDavid van Moolenbroek 						       u_int32_t);
3489*83ee113eSDavid van Moolenbroek binding_state_t
3490*83ee113eSDavid van Moolenbroek conflict_binding_state_transition_check (struct lease *,
3491*83ee113eSDavid van Moolenbroek 					 dhcp_failover_state_t *,
3492*83ee113eSDavid van Moolenbroek 					 binding_state_t, u_int32_t);
3493*83ee113eSDavid van Moolenbroek int lease_mine_to_reallocate (struct lease *);
3494*83ee113eSDavid van Moolenbroek 
3495*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (dhcp_failover_state, dhcp_failover_state_t,
3496*83ee113eSDavid van Moolenbroek 			 dhcp_type_failover_state)
3497*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (dhcp_failover_listener, dhcp_failover_listener_t,
3498*83ee113eSDavid van Moolenbroek 			 dhcp_type_failover_listener)
3499*83ee113eSDavid van Moolenbroek OMAPI_OBJECT_ALLOC_DECL (dhcp_failover_link, dhcp_failover_link_t,
3500*83ee113eSDavid van Moolenbroek 			 dhcp_type_failover_link)
3501*83ee113eSDavid van Moolenbroek #endif /* FAILOVER_PROTOCOL */
3502*83ee113eSDavid van Moolenbroek 
3503*83ee113eSDavid van Moolenbroek const char *binding_state_print (enum failover_state);
3504*83ee113eSDavid van Moolenbroek 
3505*83ee113eSDavid van Moolenbroek /* ldap.c */
3506*83ee113eSDavid van Moolenbroek #if defined(LDAP_CONFIGURATION)
3507*83ee113eSDavid van Moolenbroek extern struct enumeration ldap_methods;
3508*83ee113eSDavid van Moolenbroek #if defined (LDAP_USE_SSL)
3509*83ee113eSDavid van Moolenbroek extern struct enumeration ldap_ssl_usage_enum;
3510*83ee113eSDavid van Moolenbroek extern struct enumeration ldap_tls_reqcert_enum;
3511*83ee113eSDavid van Moolenbroek extern struct enumeration ldap_tls_crlcheck_enum;
3512*83ee113eSDavid van Moolenbroek #endif
3513*83ee113eSDavid van Moolenbroek isc_result_t ldap_read_config (void);
3514*83ee113eSDavid van Moolenbroek int find_haddr_in_ldap (struct host_decl **, int, unsigned,
3515*83ee113eSDavid van Moolenbroek 			const unsigned char *, const char *, int);
3516*83ee113eSDavid van Moolenbroek int find_subclass_in_ldap (struct class *, struct class **,
3517*83ee113eSDavid van Moolenbroek 			   struct data_string *);
3518*83ee113eSDavid van Moolenbroek #endif
3519*83ee113eSDavid van Moolenbroek 
3520*83ee113eSDavid van Moolenbroek /* mdb6.c */
3521*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL(ia, unsigned char *, struct ia_xx, ia_hash_t)
3522*83ee113eSDavid van Moolenbroek HASH_FUNCTIONS_DECL(iasubopt, struct in6_addr *, struct iasubopt,
3523*83ee113eSDavid van Moolenbroek 		    iasubopt_hash_t)
3524*83ee113eSDavid van Moolenbroek 
3525*83ee113eSDavid van Moolenbroek isc_result_t iasubopt_allocate(struct iasubopt **iasubopt,
3526*83ee113eSDavid van Moolenbroek 			       const char *file, int line);
3527*83ee113eSDavid van Moolenbroek isc_result_t iasubopt_reference(struct iasubopt **iasubopt,
3528*83ee113eSDavid van Moolenbroek 				struct iasubopt *src,
3529*83ee113eSDavid van Moolenbroek 				const char *file, int line);
3530*83ee113eSDavid van Moolenbroek isc_result_t iasubopt_dereference(struct iasubopt **iasubopt,
3531*83ee113eSDavid van Moolenbroek 				  const char *file, int line);
3532*83ee113eSDavid van Moolenbroek 
3533*83ee113eSDavid van Moolenbroek isc_result_t ia_make_key(struct data_string *key, u_int32_t iaid,
3534*83ee113eSDavid van Moolenbroek 			 const char *duid, unsigned int duid_len,
3535*83ee113eSDavid van Moolenbroek 			 const char *file, int line);
3536*83ee113eSDavid van Moolenbroek isc_result_t ia_allocate(struct ia_xx **ia, u_int32_t iaid,
3537*83ee113eSDavid van Moolenbroek 			 const char *duid, unsigned int duid_len,
3538*83ee113eSDavid van Moolenbroek 			 const char *file, int line);
3539*83ee113eSDavid van Moolenbroek isc_result_t ia_reference(struct ia_xx **ia, struct ia_xx *src,
3540*83ee113eSDavid van Moolenbroek 			  const char *file, int line);
3541*83ee113eSDavid van Moolenbroek isc_result_t ia_dereference(struct ia_xx **ia,
3542*83ee113eSDavid van Moolenbroek 			    const char *file, int line);
3543*83ee113eSDavid van Moolenbroek isc_result_t ia_add_iasubopt(struct ia_xx *ia, struct iasubopt *iasubopt,
3544*83ee113eSDavid van Moolenbroek 			     const char *file, int line);
3545*83ee113eSDavid van Moolenbroek void ia_remove_iasubopt(struct ia_xx *ia, struct iasubopt *iasubopt,
3546*83ee113eSDavid van Moolenbroek 			const char *file, int line);
3547*83ee113eSDavid van Moolenbroek isc_boolean_t ia_equal(const struct ia_xx *a, const struct ia_xx *b);
3548*83ee113eSDavid van Moolenbroek 
3549*83ee113eSDavid van Moolenbroek isc_result_t ipv6_pool_allocate(struct ipv6_pool **pool, u_int16_t type,
3550*83ee113eSDavid van Moolenbroek 				const struct in6_addr *start_addr,
3551*83ee113eSDavid van Moolenbroek 				int bits, int units,
3552*83ee113eSDavid van Moolenbroek 				const char *file, int line);
3553*83ee113eSDavid van Moolenbroek isc_result_t ipv6_pool_reference(struct ipv6_pool **pool,
3554*83ee113eSDavid van Moolenbroek 				 struct ipv6_pool *src,
3555*83ee113eSDavid van Moolenbroek 				 const char *file, int line);
3556*83ee113eSDavid van Moolenbroek isc_result_t ipv6_pool_dereference(struct ipv6_pool **pool,
3557*83ee113eSDavid van Moolenbroek 				   const char *file, int line);
3558*83ee113eSDavid van Moolenbroek isc_result_t create_lease6(struct ipv6_pool *pool,
3559*83ee113eSDavid van Moolenbroek 			   struct iasubopt **addr,
3560*83ee113eSDavid van Moolenbroek 			   unsigned int *attempts,
3561*83ee113eSDavid van Moolenbroek 			   const struct data_string *uid,
3562*83ee113eSDavid van Moolenbroek 			   time_t soft_lifetime_end_time);
3563*83ee113eSDavid van Moolenbroek isc_result_t add_lease6(struct ipv6_pool *pool,
3564*83ee113eSDavid van Moolenbroek 			struct iasubopt *lease,
3565*83ee113eSDavid van Moolenbroek 			time_t valid_lifetime_end_time);
3566*83ee113eSDavid van Moolenbroek isc_result_t renew_lease6(struct ipv6_pool *pool, struct iasubopt *lease);
3567*83ee113eSDavid van Moolenbroek isc_result_t expire_lease6(struct iasubopt **leasep,
3568*83ee113eSDavid van Moolenbroek 			   struct ipv6_pool *pool, time_t now);
3569*83ee113eSDavid van Moolenbroek isc_result_t release_lease6(struct ipv6_pool *pool, struct iasubopt *lease);
3570*83ee113eSDavid van Moolenbroek isc_result_t decline_lease6(struct ipv6_pool *pool, struct iasubopt *lease);
3571*83ee113eSDavid van Moolenbroek isc_boolean_t lease6_exists(const struct ipv6_pool *pool,
3572*83ee113eSDavid van Moolenbroek 			    const struct in6_addr *addr);
3573*83ee113eSDavid van Moolenbroek isc_boolean_t lease6_usable(struct iasubopt *lease);
3574*83ee113eSDavid van Moolenbroek isc_result_t cleanup_lease6(ia_hash_t *ia_table,
3575*83ee113eSDavid van Moolenbroek 			    struct ipv6_pool *pool,
3576*83ee113eSDavid van Moolenbroek 			    struct iasubopt *lease,
3577*83ee113eSDavid van Moolenbroek 			    struct ia_xx *ia);
3578*83ee113eSDavid van Moolenbroek isc_result_t mark_lease_unavailble(struct ipv6_pool *pool,
3579*83ee113eSDavid van Moolenbroek 				   const struct in6_addr *addr);
3580*83ee113eSDavid van Moolenbroek isc_result_t create_prefix6(struct ipv6_pool *pool,
3581*83ee113eSDavid van Moolenbroek 			    struct iasubopt **pref,
3582*83ee113eSDavid van Moolenbroek 			    unsigned int *attempts,
3583*83ee113eSDavid van Moolenbroek 			    const struct data_string *uid,
3584*83ee113eSDavid van Moolenbroek 			    time_t soft_lifetime_end_time);
3585*83ee113eSDavid van Moolenbroek isc_boolean_t prefix6_exists(const struct ipv6_pool *pool,
3586*83ee113eSDavid van Moolenbroek 			     const struct in6_addr *pref, u_int8_t plen);
3587*83ee113eSDavid van Moolenbroek 
3588*83ee113eSDavid van Moolenbroek isc_result_t add_ipv6_pool(struct ipv6_pool *pool);
3589*83ee113eSDavid van Moolenbroek isc_result_t find_ipv6_pool(struct ipv6_pool **pool, u_int16_t type,
3590*83ee113eSDavid van Moolenbroek 			    const struct in6_addr *addr);
3591*83ee113eSDavid van Moolenbroek isc_boolean_t ipv6_in_pool(const struct in6_addr *addr,
3592*83ee113eSDavid van Moolenbroek 			   const struct ipv6_pool *pool);
3593*83ee113eSDavid van Moolenbroek isc_result_t ipv6_pond_allocate(struct ipv6_pond **pond,
3594*83ee113eSDavid van Moolenbroek 				const char *file, int line);
3595*83ee113eSDavid van Moolenbroek isc_result_t ipv6_pond_reference(struct ipv6_pond **pond,
3596*83ee113eSDavid van Moolenbroek 				 struct ipv6_pond *src,
3597*83ee113eSDavid van Moolenbroek 				 const char *file, int line);
3598*83ee113eSDavid van Moolenbroek isc_result_t ipv6_pond_dereference(struct ipv6_pond **pond,
3599*83ee113eSDavid van Moolenbroek 				   const char *file, int line);
3600*83ee113eSDavid van Moolenbroek 
3601*83ee113eSDavid van Moolenbroek isc_result_t renew_leases(struct ia_xx *ia);
3602*83ee113eSDavid van Moolenbroek isc_result_t release_leases(struct ia_xx *ia);
3603*83ee113eSDavid van Moolenbroek isc_result_t decline_leases(struct ia_xx *ia);
3604*83ee113eSDavid van Moolenbroek void schedule_lease_timeout(struct ipv6_pool *pool);
3605*83ee113eSDavid van Moolenbroek void schedule_all_ipv6_lease_timeouts(void);
3606*83ee113eSDavid van Moolenbroek 
3607*83ee113eSDavid van Moolenbroek void mark_hosts_unavailable(void);
3608*83ee113eSDavid van Moolenbroek void mark_phosts_unavailable(void);
3609*83ee113eSDavid van Moolenbroek void mark_interfaces_unavailable(void);
3610*83ee113eSDavid van Moolenbroek 
3611*83ee113eSDavid van Moolenbroek #define MAX_ADDRESS_STRING_LEN \
3612*83ee113eSDavid van Moolenbroek    (sizeof("ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255"))
3613