xref: /onnv-gate/usr/src/cmd/cmd-inet/usr.sadm/dhcpmgr/lib/dd_opt.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright (c) 1998-1999 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate  * All rights reserved.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef _DD_OPT_H
28*0Sstevel@tonic-gate #define	_DD_OPT_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #include <sys/types.h>
33*0Sstevel@tonic-gate 
34*0Sstevel@tonic-gate #ifdef	__cplusplus
35*0Sstevel@tonic-gate extern "C" {
36*0Sstevel@tonic-gate #endif
37*0Sstevel@tonic-gate 
38*0Sstevel@tonic-gate /* The different data types of options supported by the service */
39*0Sstevel@tonic-gate enum option_type {
40*0Sstevel@tonic-gate 	ERROR_OPTION = -1,
41*0Sstevel@tonic-gate 	ASCII_OPTION,
42*0Sstevel@tonic-gate 	BOOLEAN_OPTION,
43*0Sstevel@tonic-gate 	IP_OPTION,
44*0Sstevel@tonic-gate 	NUMBER_OPTION,
45*0Sstevel@tonic-gate 	OCTET_OPTION
46*0Sstevel@tonic-gate };
47*0Sstevel@tonic-gate 
48*0Sstevel@tonic-gate /* Structure returned by dd_getopt */
49*0Sstevel@tonic-gate struct dhcp_option {
50*0Sstevel@tonic-gate 	int error_code;		/* Error indication; 0 == no error */
51*0Sstevel@tonic-gate 	union {
52*0Sstevel@tonic-gate 		char *msg;	/* Error message if error_code != 0 */
53*0Sstevel@tonic-gate 		struct {
54*0Sstevel@tonic-gate 			enum option_type datatype;	/* Type of option */
55*0Sstevel@tonic-gate 			ushort_t granularity;		/* How big is it */
56*0Sstevel@tonic-gate 			ushort_t count;			/* How many */
57*0Sstevel@tonic-gate 			union {	/* The data, depending on datatype */
58*0Sstevel@tonic-gate 				char **strings;
59*0Sstevel@tonic-gate 				boolean_t value;
60*0Sstevel@tonic-gate 				struct in_addr **addrs;
61*0Sstevel@tonic-gate 				int64_t *numbers;
62*0Sstevel@tonic-gate 				uchar_t **octets;
63*0Sstevel@tonic-gate 			} data;
64*0Sstevel@tonic-gate 		} ret;
65*0Sstevel@tonic-gate 	} u;
66*0Sstevel@tonic-gate };
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate extern struct dhcp_option *dd_getopt(ushort_t, const char *, const char *);
69*0Sstevel@tonic-gate extern void dd_freeopt(struct dhcp_option *);
70*0Sstevel@tonic-gate 
71*0Sstevel@tonic-gate #ifdef	__cplusplus
72*0Sstevel@tonic-gate }
73*0Sstevel@tonic-gate #endif
74*0Sstevel@tonic-gate 
75*0Sstevel@tonic-gate #endif	/* !_DD_OPT_H */
76