xref: /onnv-gate/usr/src/cmd/dcs/sparc/sun4u/rdr_messages.c (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 2000-2002 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate /*
30*0Sstevel@tonic-gate  * WARNING: The contents of this file are shared by all projects
31*0Sstevel@tonic-gate  * that  wish to  perform  remote  Dynamic Reconfiguration  (DR)
32*0Sstevel@tonic-gate  * operations. Copies of this file can be found in the following
33*0Sstevel@tonic-gate  * locations:
34*0Sstevel@tonic-gate  *
35*0Sstevel@tonic-gate  *	Project	    Location
36*0Sstevel@tonic-gate  *	-------	    --------
37*0Sstevel@tonic-gate  *	Solaris	    usr/src/cmd/dcs/sparc/sun4u/%M%
38*0Sstevel@tonic-gate  *	SMS	    src/sms/lib/librdr/%M%
39*0Sstevel@tonic-gate  *
40*0Sstevel@tonic-gate  * In order for proper communication to occur,  the files in the
41*0Sstevel@tonic-gate  * above locations must match exactly. Any changes that are made
42*0Sstevel@tonic-gate  * to this file should  be made to all of the files in the list.
43*0Sstevel@tonic-gate  */
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate /*
46*0Sstevel@tonic-gate  * This file is a module that contains an interface for performing
47*0Sstevel@tonic-gate  * remote Dynamic Reconfiguration (DR) operations. It hides all
48*0Sstevel@tonic-gate  * network operations such as establishing a connection, sending
49*0Sstevel@tonic-gate  * and receiving messages, and closing a connection. It also handles
50*0Sstevel@tonic-gate  * the packing and unpacking of messages for network transport.
51*0Sstevel@tonic-gate  */
52*0Sstevel@tonic-gate 
53*0Sstevel@tonic-gate #include <stdio.h>
54*0Sstevel@tonic-gate #include <stdlib.h>
55*0Sstevel@tonic-gate #include <unistd.h>
56*0Sstevel@tonic-gate #include <string.h>
57*0Sstevel@tonic-gate #include <fcntl.h>
58*0Sstevel@tonic-gate #include <errno.h>
59*0Sstevel@tonic-gate #include <netdb.h>
60*0Sstevel@tonic-gate #include <sys/socket.h>
61*0Sstevel@tonic-gate #include <netinet/tcp.h>
62*0Sstevel@tonic-gate 
63*0Sstevel@tonic-gate #include "remote_cfg.h"
64*0Sstevel@tonic-gate #include "rdr_param_types.h"
65*0Sstevel@tonic-gate #include "rdr_messages.h"
66*0Sstevel@tonic-gate 
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate /*
69*0Sstevel@tonic-gate  * Structure holding information about
70*0Sstevel@tonic-gate  * all possible variable length fields
71*0Sstevel@tonic-gate  * that can be present in an RDR message.
72*0Sstevel@tonic-gate  */
73*0Sstevel@tonic-gate typedef struct {
74*0Sstevel@tonic-gate 	int	ap_id_int_size;
75*0Sstevel@tonic-gate 	int	ap_id_char_size;
76*0Sstevel@tonic-gate 	int	*ap_id_sizes;
77*0Sstevel@tonic-gate 	char	*ap_id_chars;
78*0Sstevel@tonic-gate 	int	errstring_strlen;
79*0Sstevel@tonic-gate 	int	errstring_pad_sz;
80*0Sstevel@tonic-gate 	int	options_strlen;
81*0Sstevel@tonic-gate 	int	options_pad_sz;
82*0Sstevel@tonic-gate 	int	listopts_strlen;
83*0Sstevel@tonic-gate 	int	listopts_pad_sz;
84*0Sstevel@tonic-gate 	int	function_strlen;
85*0Sstevel@tonic-gate 	int	function_pad_sz;
86*0Sstevel@tonic-gate } rdr_variable_message_info_t;
87*0Sstevel@tonic-gate 
88*0Sstevel@tonic-gate 
89*0Sstevel@tonic-gate /*
90*0Sstevel@tonic-gate  * A table of maximum sizes for each message type. Message size is
91*0Sstevel@tonic-gate  * validated when the message header is first received. This prevents
92*0Sstevel@tonic-gate  * a situation where a corrupted or bad header can cause too much
93*0Sstevel@tonic-gate  * memory to be allocated.
94*0Sstevel@tonic-gate  *
95*0Sstevel@tonic-gate  * The message size limits were chosen to be a very generous upper bound
96*0Sstevel@tonic-gate  * on the amount of data each message can send. They are not intended to
97*0Sstevel@tonic-gate  * be a precise measurement of the data size.
98*0Sstevel@tonic-gate  */
99*0Sstevel@tonic-gate #define	NOMSG		0
100*0Sstevel@tonic-gate #define	SHORTMSG	(150 * 1024)		/* 150 KB */
101*0Sstevel@tonic-gate #define	LONGMSG		(3 * 1024 * 1024)	/* 3 MB */
102*0Sstevel@tonic-gate 
103*0Sstevel@tonic-gate struct {
104*0Sstevel@tonic-gate 	ulong_t	req_max;
105*0Sstevel@tonic-gate 	ulong_t	reply_max;
106*0Sstevel@tonic-gate } msg_sizes[] = {
107*0Sstevel@tonic-gate 	/*
108*0Sstevel@tonic-gate 	 * request	reply
109*0Sstevel@tonic-gate 	 * -------	-----
110*0Sstevel@tonic-gate 	 */
111*0Sstevel@tonic-gate 	{  NOMSG,	NOMSG	  },	/*  Invalid Opcode		*/
112*0Sstevel@tonic-gate 	{  SHORTMSG,	SHORTMSG  },	/*  RDR_SES_REQ			*/
113*0Sstevel@tonic-gate 	{  NOMSG,	NOMSG	  },	/*  RDR_SES_ESTBL		*/
114*0Sstevel@tonic-gate 	{  NOMSG,	NOMSG	  },	/*  RDR_SES_END			*/
115*0Sstevel@tonic-gate 	{  SHORTMSG,	SHORTMSG  },	/*  RDR_CONF_CHANGE_STATE	*/
116*0Sstevel@tonic-gate 	{  SHORTMSG,	SHORTMSG  },	/*  RDR_CONF_PRIVATE_FUNC	*/
117*0Sstevel@tonic-gate 	{  SHORTMSG,	SHORTMSG  },	/*  RDR_CONF_TEST		*/
118*0Sstevel@tonic-gate 	{  SHORTMSG,	LONGMSG	  },	/*  RDR_CONF_LIST_EXT		*/
119*0Sstevel@tonic-gate 	{  SHORTMSG,	NOMSG	  },	/*  RDR_CONF_HELP		*/
120*0Sstevel@tonic-gate 	{  SHORTMSG,	NOMSG	  },	/*  RDR_CONF_AP_ID_CMP		*/
121*0Sstevel@tonic-gate 	{  SHORTMSG,	NOMSG	  },	/*  RDR_CONF_ABORT_CMD		*/
122*0Sstevel@tonic-gate 	{  SHORTMSG,	SHORTMSG  },	/*  RDR_CONF_CONFIRM_CALLBACK 	*/
123*0Sstevel@tonic-gate 	{  SHORTMSG,	NOMSG	  },	/*  RDR_CONF_MSG_CALLBACK	*/
124*0Sstevel@tonic-gate 	{  SHORTMSG,	LONGMSG	  }	/*  RDR_RSRC_INFO		*/
125*0Sstevel@tonic-gate };
126*0Sstevel@tonic-gate 
127*0Sstevel@tonic-gate 
128*0Sstevel@tonic-gate #define	RDR_BAD_FD		(-1)
129*0Sstevel@tonic-gate 
130*0Sstevel@tonic-gate #define	RDR_MSG_HDR_SIZE 	sizeof (rdr_msg_hdr_t)
131*0Sstevel@tonic-gate 
132*0Sstevel@tonic-gate static const int RDR_ALIGN_64_BIT = 8;   /* 8 bytes */
133*0Sstevel@tonic-gate 
134*0Sstevel@tonic-gate 
135*0Sstevel@tonic-gate /*
136*0Sstevel@tonic-gate  * Static Function Declarations
137*0Sstevel@tonic-gate  */
138*0Sstevel@tonic-gate 
139*0Sstevel@tonic-gate /*
140*0Sstevel@tonic-gate  * Socket Related Routines
141*0Sstevel@tonic-gate  */
142*0Sstevel@tonic-gate static int rdr_setopt(int fd, int name, int level);
143*0Sstevel@tonic-gate 
144*0Sstevel@tonic-gate static int rdr_bind(int fd, struct sockaddr *addr);
145*0Sstevel@tonic-gate 
146*0Sstevel@tonic-gate static int rdr_snd(int fd, rdr_msg_hdr_t *hdr, char *data, int data_sz,
147*0Sstevel@tonic-gate 			int timeout);
148*0Sstevel@tonic-gate static int rdr_snd_raw(int fd, char *msg, int data_sz, int timeout);
149*0Sstevel@tonic-gate 
150*0Sstevel@tonic-gate static int rdr_rcv(int fd, rdr_msg_hdr_t *hdr, char **data, int timeout);
151*0Sstevel@tonic-gate 
152*0Sstevel@tonic-gate static int rdr_rcv_raw(int fd, char *msg, int data_size, int timeout);
153*0Sstevel@tonic-gate 
154*0Sstevel@tonic-gate 
155*0Sstevel@tonic-gate /*
156*0Sstevel@tonic-gate  * Data Validation Routines
157*0Sstevel@tonic-gate  */
158*0Sstevel@tonic-gate static int validate_header(rdr_msg_hdr_t *hdr);
159*0Sstevel@tonic-gate 
160*0Sstevel@tonic-gate 
161*0Sstevel@tonic-gate /*
162*0Sstevel@tonic-gate  * Session Request Routines
163*0Sstevel@tonic-gate  */
164*0Sstevel@tonic-gate static int pack_ses_req_request(ses_req_params_t *params, char **buf,
165*0Sstevel@tonic-gate 			int *buf_size);
166*0Sstevel@tonic-gate static int unpack_ses_req_request(ses_req_params_t *params, const char *buf);
167*0Sstevel@tonic-gate 
168*0Sstevel@tonic-gate static int pack_ses_req_reply(ses_req_params_t *params, char **buf,
169*0Sstevel@tonic-gate 			int *buf_size);
170*0Sstevel@tonic-gate static int unpack_ses_req_reply(ses_req_params_t *params, const char *buf);
171*0Sstevel@tonic-gate 
172*0Sstevel@tonic-gate 
173*0Sstevel@tonic-gate /*
174*0Sstevel@tonic-gate  * Change State Routines
175*0Sstevel@tonic-gate  */
176*0Sstevel@tonic-gate static int pack_change_state_request(change_state_params_t *params,
177*0Sstevel@tonic-gate 			char **buf, int *buf_size);
178*0Sstevel@tonic-gate static int unpack_change_state_request(change_state_params_t *params,
179*0Sstevel@tonic-gate 			const char *buf);
180*0Sstevel@tonic-gate static int pack_change_state_reply(change_state_params_t *params,
181*0Sstevel@tonic-gate 			char **buf, int *buf_size);
182*0Sstevel@tonic-gate static int unpack_change_state_reply(change_state_params_t *params,
183*0Sstevel@tonic-gate 			const char *buf);
184*0Sstevel@tonic-gate 
185*0Sstevel@tonic-gate /*
186*0Sstevel@tonic-gate  * Private Func Routines
187*0Sstevel@tonic-gate  */
188*0Sstevel@tonic-gate static int pack_private_func_request(private_func_params_t *params,
189*0Sstevel@tonic-gate 			char **buf, int *buf_size);
190*0Sstevel@tonic-gate static int unpack_private_func_request(private_func_params_t *params,
191*0Sstevel@tonic-gate 			const char *buf);
192*0Sstevel@tonic-gate static int pack_private_func_reply(private_func_params_t *params,
193*0Sstevel@tonic-gate 			char **buf, int *buf_size);
194*0Sstevel@tonic-gate static int unpack_private_func_reply(private_func_params_t *params,
195*0Sstevel@tonic-gate 			const char *buf);
196*0Sstevel@tonic-gate 
197*0Sstevel@tonic-gate /*
198*0Sstevel@tonic-gate  * Test Routines
199*0Sstevel@tonic-gate  */
200*0Sstevel@tonic-gate static int pack_test_request(test_params_t *params, char **buf, int *buf_size);
201*0Sstevel@tonic-gate 
202*0Sstevel@tonic-gate static int unpack_test_request(test_params_t *params, const char *buf);
203*0Sstevel@tonic-gate 
204*0Sstevel@tonic-gate static int pack_test_reply(test_params_t *params, char **buf, int *buf_size);
205*0Sstevel@tonic-gate 
206*0Sstevel@tonic-gate static int unpack_test_reply(test_params_t *params, const char *buf);
207*0Sstevel@tonic-gate 
208*0Sstevel@tonic-gate 
209*0Sstevel@tonic-gate /*
210*0Sstevel@tonic-gate  * List Ext Routines
211*0Sstevel@tonic-gate  */
212*0Sstevel@tonic-gate static int pack_list_ext_request(list_ext_params_t *params, char **buf,
213*0Sstevel@tonic-gate 			int *buf_size);
214*0Sstevel@tonic-gate static int unpack_list_ext_request(list_ext_params_t *params, const char *buf);
215*0Sstevel@tonic-gate 
216*0Sstevel@tonic-gate static int pack_list_ext_reply(list_ext_params_t *params, char **buf,
217*0Sstevel@tonic-gate 			int *buf_size);
218*0Sstevel@tonic-gate static int unpack_list_ext_reply(list_ext_params_t *params, const char *buf);
219*0Sstevel@tonic-gate 
220*0Sstevel@tonic-gate 
221*0Sstevel@tonic-gate /*
222*0Sstevel@tonic-gate  * Help Routines
223*0Sstevel@tonic-gate  */
224*0Sstevel@tonic-gate static int pack_help_request(help_params_t *params, char **buf, int *buf_size);
225*0Sstevel@tonic-gate 
226*0Sstevel@tonic-gate static int unpack_help_request(help_params_t *params, const char *buf);
227*0Sstevel@tonic-gate 
228*0Sstevel@tonic-gate 
229*0Sstevel@tonic-gate /*
230*0Sstevel@tonic-gate  * Ap Id Cmp Routines
231*0Sstevel@tonic-gate  */
232*0Sstevel@tonic-gate static int pack_ap_id_cmp_request(ap_id_cmp_params_t *params, char **buf,
233*0Sstevel@tonic-gate 			int *buf_size);
234*0Sstevel@tonic-gate static int unpack_ap_id_cmp_request(ap_id_cmp_params_t *params,
235*0Sstevel@tonic-gate 			const char *buf);
236*0Sstevel@tonic-gate 
237*0Sstevel@tonic-gate /*
238*0Sstevel@tonic-gate  * Abort Routines
239*0Sstevel@tonic-gate  */
240*0Sstevel@tonic-gate static int pack_abort_cmd_request(abort_cmd_params_t *params, char **buf,
241*0Sstevel@tonic-gate 			int *buf_size);
242*0Sstevel@tonic-gate static int unpack_abort_cmd_request(abort_cmd_params_t *params,
243*0Sstevel@tonic-gate 			const char *buf);
244*0Sstevel@tonic-gate 
245*0Sstevel@tonic-gate /*
246*0Sstevel@tonic-gate  * Confirm Callback Routines
247*0Sstevel@tonic-gate  */
248*0Sstevel@tonic-gate static int pack_confirm_request(confirm_callback_params_t *params, char **buf,
249*0Sstevel@tonic-gate 			int *buf_size);
250*0Sstevel@tonic-gate static int unpack_confirm_request(confirm_callback_params_t *params,
251*0Sstevel@tonic-gate 			const char *buf);
252*0Sstevel@tonic-gate static int pack_confirm_reply(confirm_callback_params_t *params,
253*0Sstevel@tonic-gate 			char **buf, int *buf_size);
254*0Sstevel@tonic-gate static int unpack_confirm_reply(confirm_callback_params_t *params,
255*0Sstevel@tonic-gate 			const char *buf);
256*0Sstevel@tonic-gate 
257*0Sstevel@tonic-gate /*
258*0Sstevel@tonic-gate  * Message Callback Routines
259*0Sstevel@tonic-gate  */
260*0Sstevel@tonic-gate static int pack_message_request(msg_callback_params_t *params, char **buf,
261*0Sstevel@tonic-gate 			int *buf_size);
262*0Sstevel@tonic-gate static int unpack_message_request(msg_callback_params_t *params,
263*0Sstevel@tonic-gate 			const char *buf);
264*0Sstevel@tonic-gate 
265*0Sstevel@tonic-gate /*
266*0Sstevel@tonic-gate  * Resource Info Routines
267*0Sstevel@tonic-gate  */
268*0Sstevel@tonic-gate static int pack_rsrc_info_request(rsrc_info_params_t *params, char **buf,
269*0Sstevel@tonic-gate 			int *buf_size);
270*0Sstevel@tonic-gate static int unpack_rsrc_info_request(rsrc_info_params_t *params,
271*0Sstevel@tonic-gate 			const char *buf);
272*0Sstevel@tonic-gate static int pack_rsrc_info_reply(rsrc_info_params_t *params, char **buf,
273*0Sstevel@tonic-gate 			int *buf_size);
274*0Sstevel@tonic-gate static int unpack_rsrc_info_reply(rsrc_info_params_t *params, const char *buf);
275*0Sstevel@tonic-gate 
276*0Sstevel@tonic-gate /*
277*0Sstevel@tonic-gate  * General Pack/Unpack Routines
278*0Sstevel@tonic-gate  */
279*0Sstevel@tonic-gate static int pack_ap_ids(int num_ap_ids, char *const *ap_ids,
280*0Sstevel@tonic-gate 			rdr_variable_message_info_t *var_msg_info);
281*0Sstevel@tonic-gate static int unpack_ap_ids(int num_ap_ids, char **ap_ids, const char *buf,
282*0Sstevel@tonic-gate 			rdr_variable_message_info_t *var_msg_info);
283*0Sstevel@tonic-gate 
284*0Sstevel@tonic-gate /*
285*0Sstevel@tonic-gate  * Find Variable Info Sizes
286*0Sstevel@tonic-gate  */
287*0Sstevel@tonic-gate static int find_options_sizes(char *options,
288*0Sstevel@tonic-gate 			rdr_variable_message_info_t *var_msg_info);
289*0Sstevel@tonic-gate static int find_listopts_sizes(char *listopts,
290*0Sstevel@tonic-gate 			rdr_variable_message_info_t *var_msg_info);
291*0Sstevel@tonic-gate static int find_function_sizes(char *function,
292*0Sstevel@tonic-gate 			rdr_variable_message_info_t *var_msg_info);
293*0Sstevel@tonic-gate static int find_errstring_sizes(char **errstring,
294*0Sstevel@tonic-gate 			rdr_variable_message_info_t *var_msg_info);
295*0Sstevel@tonic-gate 
296*0Sstevel@tonic-gate /*
297*0Sstevel@tonic-gate  * Extract Info From Buffers
298*0Sstevel@tonic-gate  */
299*0Sstevel@tonic-gate static int get_ap_ids_from_buf(char ***ap_id_ptr, int num_ap_ids,
300*0Sstevel@tonic-gate 			rdr_variable_message_info_t *var_msg_info,
301*0Sstevel@tonic-gate 			const char *buf);
302*0Sstevel@tonic-gate static int get_string_from_buf(char **stringptr, int strsize, const char *buf);
303*0Sstevel@tonic-gate 
304*0Sstevel@tonic-gate 
305*0Sstevel@tonic-gate /*
306*0Sstevel@tonic-gate  * Cleanup Routines
307*0Sstevel@tonic-gate  */
308*0Sstevel@tonic-gate static int cleanup_ap_ids(int num_ap_ids, char **ap_ids);
309*0Sstevel@tonic-gate 
310*0Sstevel@tonic-gate static int cleanup_errstring(char **errstring);
311*0Sstevel@tonic-gate 
312*0Sstevel@tonic-gate static void cleanup_variable_ap_id_info(
313*0Sstevel@tonic-gate 			rdr_variable_message_info_t *var_msg_info);
314*0Sstevel@tonic-gate 
315*0Sstevel@tonic-gate /*
316*0Sstevel@tonic-gate  * Public Functions
317*0Sstevel@tonic-gate  */
318*0Sstevel@tonic-gate 
319*0Sstevel@tonic-gate 
320*0Sstevel@tonic-gate /*
321*0Sstevel@tonic-gate  * rdr_open:
322*0Sstevel@tonic-gate  *
323*0Sstevel@tonic-gate  * Establish a transport endpoint to prepare for a new
324*0Sstevel@tonic-gate  * connection. Returns a file descriptor representing the
325*0Sstevel@tonic-gate  * new transport if successful or RDR_BAD_FD upon failure.
326*0Sstevel@tonic-gate  */
327*0Sstevel@tonic-gate int
328*0Sstevel@tonic-gate rdr_open(int family)
329*0Sstevel@tonic-gate {
330*0Sstevel@tonic-gate 	int	newfd;
331*0Sstevel@tonic-gate 
332*0Sstevel@tonic-gate 
333*0Sstevel@tonic-gate 	if ((newfd = socket(family, SOCK_STREAM, 0)) == NULL) {
334*0Sstevel@tonic-gate 		return (RDR_BAD_FD);
335*0Sstevel@tonic-gate 	}
336*0Sstevel@tonic-gate 
337*0Sstevel@tonic-gate 	return (newfd);
338*0Sstevel@tonic-gate }
339*0Sstevel@tonic-gate 
340*0Sstevel@tonic-gate 
341*0Sstevel@tonic-gate /*
342*0Sstevel@tonic-gate  * rdr_init:
343*0Sstevel@tonic-gate  *
344*0Sstevel@tonic-gate  * Initialize a transport endpoint. This involves binding to
345*0Sstevel@tonic-gate  * a particular port and setting any user specified socket
346*0Sstevel@tonic-gate  * options.
347*0Sstevel@tonic-gate  */
348*0Sstevel@tonic-gate int
349*0Sstevel@tonic-gate rdr_init(int fd, struct sockaddr *addr, int *opts, int num_opts, int blog)
350*0Sstevel@tonic-gate {
351*0Sstevel@tonic-gate 	int	i;
352*0Sstevel@tonic-gate 
353*0Sstevel@tonic-gate 
354*0Sstevel@tonic-gate 	/* sanity checks */
355*0Sstevel@tonic-gate 	if ((fd < 0) || (addr == NULL)) {
356*0Sstevel@tonic-gate 		return (RDR_ERROR);
357*0Sstevel@tonic-gate 	}
358*0Sstevel@tonic-gate 
359*0Sstevel@tonic-gate 	if ((opts == NULL) || (num_opts < 0)) {
360*0Sstevel@tonic-gate 		num_opts = 0;
361*0Sstevel@tonic-gate 	}
362*0Sstevel@tonic-gate 
363*0Sstevel@tonic-gate 	/* bind the address, if is not already bound */
364*0Sstevel@tonic-gate 	if (rdr_bind(fd, addr) != RDR_OK) {
365*0Sstevel@tonic-gate 		return (RDR_NET_ERR);
366*0Sstevel@tonic-gate 	}
367*0Sstevel@tonic-gate 
368*0Sstevel@tonic-gate 	/*
369*0Sstevel@tonic-gate 	 * Set TCP_NODELAY for this endpoint. This disables Nagle's
370*0Sstevel@tonic-gate 	 * algorithm that can cause a delay in sending small sized
371*0Sstevel@tonic-gate 	 * messages. Since most of the RDR messages are small, this
372*0Sstevel@tonic-gate 	 * is a restriction that negatively impacts performance.
373*0Sstevel@tonic-gate 	 */
374*0Sstevel@tonic-gate 	if (rdr_setopt(fd, TCP_NODELAY, IPPROTO_TCP) != RDR_OK) {
375*0Sstevel@tonic-gate 		return (RDR_NET_ERR);
376*0Sstevel@tonic-gate 	}
377*0Sstevel@tonic-gate 
378*0Sstevel@tonic-gate 	/* set the user specified socket options */
379*0Sstevel@tonic-gate 	for (i = 0; i < num_opts; i++) {
380*0Sstevel@tonic-gate 		if (rdr_setopt(fd, opts[i], SOL_SOCKET) != RDR_OK) {
381*0Sstevel@tonic-gate 			return (RDR_NET_ERR);
382*0Sstevel@tonic-gate 		}
383*0Sstevel@tonic-gate 	}
384*0Sstevel@tonic-gate 
385*0Sstevel@tonic-gate 	/*
386*0Sstevel@tonic-gate 	 * If blog is not zero, it is a server that is being
387*0Sstevel@tonic-gate 	 * initialized. In order for it to be able to accept
388*0Sstevel@tonic-gate 	 * connections, we have to set the size of the incoming
389*0Sstevel@tonic-gate 	 * connection queue.
390*0Sstevel@tonic-gate 	 */
391*0Sstevel@tonic-gate 	if (blog != 0) {
392*0Sstevel@tonic-gate 		if (listen(fd, blog) == -1) {
393*0Sstevel@tonic-gate 			return (RDR_NET_ERR);
394*0Sstevel@tonic-gate 		}
395*0Sstevel@tonic-gate 	}
396*0Sstevel@tonic-gate 
397*0Sstevel@tonic-gate 	return (RDR_OK);
398*0Sstevel@tonic-gate }
399*0Sstevel@tonic-gate 
400*0Sstevel@tonic-gate 
401*0Sstevel@tonic-gate /*
402*0Sstevel@tonic-gate  * rdr_connect_clnt:
403*0Sstevel@tonic-gate  *
404*0Sstevel@tonic-gate  * Perform the necessary steps for a client to connect to
405*0Sstevel@tonic-gate  * a server process. The required information is the file
406*0Sstevel@tonic-gate  * descriptor for the transport endpoint, and the remote
407*0Sstevel@tonic-gate  * address.
408*0Sstevel@tonic-gate  */
409*0Sstevel@tonic-gate int
410*0Sstevel@tonic-gate rdr_connect_clnt(int fd, struct sockaddr *addr)
411*0Sstevel@tonic-gate {
412*0Sstevel@tonic-gate 	unsigned int	addr_len;
413*0Sstevel@tonic-gate 
414*0Sstevel@tonic-gate 
415*0Sstevel@tonic-gate 	/* sanity check */
416*0Sstevel@tonic-gate 	if (addr == NULL) {
417*0Sstevel@tonic-gate 		return (RDR_ERROR);
418*0Sstevel@tonic-gate 	}
419*0Sstevel@tonic-gate 
420*0Sstevel@tonic-gate 	/* initialize the address length */
421*0Sstevel@tonic-gate 	switch (addr->sa_family) {
422*0Sstevel@tonic-gate 
423*0Sstevel@tonic-gate 	case AF_INET:
424*0Sstevel@tonic-gate 		addr_len = sizeof (struct sockaddr_in);
425*0Sstevel@tonic-gate 		break;
426*0Sstevel@tonic-gate 
427*0Sstevel@tonic-gate 	case AF_INET6:
428*0Sstevel@tonic-gate 		addr_len = sizeof (struct sockaddr_in6);
429*0Sstevel@tonic-gate 		break;
430*0Sstevel@tonic-gate 
431*0Sstevel@tonic-gate 	default:
432*0Sstevel@tonic-gate 		return (RDR_ERROR);
433*0Sstevel@tonic-gate 	}
434*0Sstevel@tonic-gate 
435*0Sstevel@tonic-gate 	/* attempt the connection */
436*0Sstevel@tonic-gate 	if (connect(fd, addr, addr_len) == -1) {
437*0Sstevel@tonic-gate 		return (RDR_NET_ERR);
438*0Sstevel@tonic-gate 	}
439*0Sstevel@tonic-gate 
440*0Sstevel@tonic-gate 	return (RDR_OK);
441*0Sstevel@tonic-gate }
442*0Sstevel@tonic-gate 
443*0Sstevel@tonic-gate 
444*0Sstevel@tonic-gate /*
445*0Sstevel@tonic-gate  * rdr_connect_srv:
446*0Sstevel@tonic-gate  *
447*0Sstevel@tonic-gate  * Perform the necessary steps for a server to connect to a
448*0Sstevel@tonic-gate  * pending client request. The new connection is allocated a
449*0Sstevel@tonic-gate  * new file descriptor, separate from the one used to accept
450*0Sstevel@tonic-gate  * the connection.
451*0Sstevel@tonic-gate  */
452*0Sstevel@tonic-gate int
453*0Sstevel@tonic-gate rdr_connect_srv(int fd)
454*0Sstevel@tonic-gate {
455*0Sstevel@tonic-gate 	int			newfd;
456*0Sstevel@tonic-gate 	unsigned int		faddr_len;
457*0Sstevel@tonic-gate 	struct sockaddr_storage	faddr;
458*0Sstevel@tonic-gate 
459*0Sstevel@tonic-gate 
460*0Sstevel@tonic-gate 	faddr_len = sizeof (faddr);
461*0Sstevel@tonic-gate 	if ((newfd = accept(fd, (struct sockaddr *)&faddr, &faddr_len)) == -1) {
462*0Sstevel@tonic-gate 		return (RDR_BAD_FD);
463*0Sstevel@tonic-gate 	}
464*0Sstevel@tonic-gate 
465*0Sstevel@tonic-gate 	return (newfd);
466*0Sstevel@tonic-gate }
467*0Sstevel@tonic-gate 
468*0Sstevel@tonic-gate 
469*0Sstevel@tonic-gate /*
470*0Sstevel@tonic-gate  * rdr_reject:
471*0Sstevel@tonic-gate  *
472*0Sstevel@tonic-gate  * Reject an incoming connection attempt. This requires
473*0Sstevel@tonic-gate  * that the connection be accepted first.
474*0Sstevel@tonic-gate  */
475*0Sstevel@tonic-gate int
476*0Sstevel@tonic-gate rdr_reject(int fd)
477*0Sstevel@tonic-gate {
478*0Sstevel@tonic-gate 	unsigned int		faddr_len;
479*0Sstevel@tonic-gate 	struct sockaddr_storage	faddr;
480*0Sstevel@tonic-gate 
481*0Sstevel@tonic-gate 
482*0Sstevel@tonic-gate 	/* first accept the connection */
483*0Sstevel@tonic-gate 	faddr_len = sizeof (faddr);
484*0Sstevel@tonic-gate 	if (accept(fd, (struct sockaddr *)&faddr, &faddr_len) == -1) {
485*0Sstevel@tonic-gate 		return (RDR_NET_ERR);
486*0Sstevel@tonic-gate 	}
487*0Sstevel@tonic-gate 
488*0Sstevel@tonic-gate 	/* then close it */
489*0Sstevel@tonic-gate 	close(fd);
490*0Sstevel@tonic-gate 
491*0Sstevel@tonic-gate 	return (RDR_OK);
492*0Sstevel@tonic-gate }
493*0Sstevel@tonic-gate 
494*0Sstevel@tonic-gate 
495*0Sstevel@tonic-gate /*
496*0Sstevel@tonic-gate  * rdr_close:
497*0Sstevel@tonic-gate  *
498*0Sstevel@tonic-gate  * Close down an given connection.
499*0Sstevel@tonic-gate  */
500*0Sstevel@tonic-gate int
501*0Sstevel@tonic-gate rdr_close(int fd)
502*0Sstevel@tonic-gate {
503*0Sstevel@tonic-gate 	close(fd);
504*0Sstevel@tonic-gate 
505*0Sstevel@tonic-gate 	return (RDR_OK);
506*0Sstevel@tonic-gate }
507*0Sstevel@tonic-gate 
508*0Sstevel@tonic-gate 
509*0Sstevel@tonic-gate /*
510*0Sstevel@tonic-gate  * rdr_snd_msg:
511*0Sstevel@tonic-gate  *
512*0Sstevel@tonic-gate  * Public interface for sending an RDR message. The data
513*0Sstevel@tonic-gate  * passed in through hdr and param are packed for network
514*0Sstevel@tonic-gate  * transport and sent.
515*0Sstevel@tonic-gate  */
516*0Sstevel@tonic-gate int
517*0Sstevel@tonic-gate rdr_snd_msg(int fd, rdr_msg_hdr_t *hdr, cfga_params_t *param, int timeout)
518*0Sstevel@tonic-gate {
519*0Sstevel@tonic-gate 	int	err;
520*0Sstevel@tonic-gate 	char	*pack_buf = NULL;
521*0Sstevel@tonic-gate 	int	pack_buf_sz = 0;
522*0Sstevel@tonic-gate 
523*0Sstevel@tonic-gate 
524*0Sstevel@tonic-gate 	/* sanity checks */
525*0Sstevel@tonic-gate 	if ((hdr == NULL) || (param == NULL)) {
526*0Sstevel@tonic-gate 		return (RDR_ERROR);
527*0Sstevel@tonic-gate 	}
528*0Sstevel@tonic-gate 
529*0Sstevel@tonic-gate 	/*
530*0Sstevel@tonic-gate 	 * Pack the message for transport
531*0Sstevel@tonic-gate 	 */
532*0Sstevel@tonic-gate 	switch (hdr->message_opcode) {
533*0Sstevel@tonic-gate 
534*0Sstevel@tonic-gate 		case RDR_SES_REQ: {
535*0Sstevel@tonic-gate 
536*0Sstevel@tonic-gate 			ses_req_params_t *rparam;
537*0Sstevel@tonic-gate 			rparam = (ses_req_params_t *)param;
538*0Sstevel@tonic-gate 
539*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
540*0Sstevel@tonic-gate 				err = pack_ses_req_request(rparam,
541*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
542*0Sstevel@tonic-gate 			} else {
543*0Sstevel@tonic-gate 				err = pack_ses_req_reply(rparam,
544*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
545*0Sstevel@tonic-gate 			}
546*0Sstevel@tonic-gate 
547*0Sstevel@tonic-gate 			break;
548*0Sstevel@tonic-gate 		}
549*0Sstevel@tonic-gate 
550*0Sstevel@tonic-gate 		case RDR_SES_ESTBL:
551*0Sstevel@tonic-gate 		case RDR_SES_END:
552*0Sstevel@tonic-gate 
553*0Sstevel@tonic-gate 			/*
554*0Sstevel@tonic-gate 			 * This is not an error condition because
555*0Sstevel@tonic-gate 			 * there is no extra information to pack.
556*0Sstevel@tonic-gate 			 */
557*0Sstevel@tonic-gate 			err = RDR_OK;
558*0Sstevel@tonic-gate 			break;
559*0Sstevel@tonic-gate 
560*0Sstevel@tonic-gate 		case RDR_CONF_CHANGE_STATE: {
561*0Sstevel@tonic-gate 
562*0Sstevel@tonic-gate 			change_state_params_t *cparam;
563*0Sstevel@tonic-gate 			cparam = (change_state_params_t *)param;
564*0Sstevel@tonic-gate 
565*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
566*0Sstevel@tonic-gate 				err = pack_change_state_request(cparam,
567*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
568*0Sstevel@tonic-gate 			} else {
569*0Sstevel@tonic-gate 				err = pack_change_state_reply(cparam,
570*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
571*0Sstevel@tonic-gate 			}
572*0Sstevel@tonic-gate 			break;
573*0Sstevel@tonic-gate 		}
574*0Sstevel@tonic-gate 
575*0Sstevel@tonic-gate 		case RDR_CONF_PRIVATE_FUNC: {
576*0Sstevel@tonic-gate 
577*0Sstevel@tonic-gate 			private_func_params_t *pparam;
578*0Sstevel@tonic-gate 			pparam = (private_func_params_t *)param;
579*0Sstevel@tonic-gate 
580*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
581*0Sstevel@tonic-gate 				err = pack_private_func_request(pparam,
582*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
583*0Sstevel@tonic-gate 			} else {
584*0Sstevel@tonic-gate 				err = pack_private_func_reply(pparam,
585*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
586*0Sstevel@tonic-gate 			}
587*0Sstevel@tonic-gate 			break;
588*0Sstevel@tonic-gate 		}
589*0Sstevel@tonic-gate 
590*0Sstevel@tonic-gate 		case RDR_CONF_TEST: {
591*0Sstevel@tonic-gate 
592*0Sstevel@tonic-gate 			test_params_t *tparam;
593*0Sstevel@tonic-gate 			tparam = (test_params_t *)param;
594*0Sstevel@tonic-gate 
595*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
596*0Sstevel@tonic-gate 				err = pack_test_request(tparam,
597*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
598*0Sstevel@tonic-gate 			} else {
599*0Sstevel@tonic-gate 				err = pack_test_reply(tparam,
600*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
601*0Sstevel@tonic-gate 			}
602*0Sstevel@tonic-gate 			break;
603*0Sstevel@tonic-gate 		}
604*0Sstevel@tonic-gate 
605*0Sstevel@tonic-gate 		case RDR_CONF_LIST_EXT: {
606*0Sstevel@tonic-gate 
607*0Sstevel@tonic-gate 			list_ext_params_t *lparam;
608*0Sstevel@tonic-gate 			lparam = (list_ext_params_t *)param;
609*0Sstevel@tonic-gate 
610*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
611*0Sstevel@tonic-gate 				err = pack_list_ext_request(lparam, &pack_buf,
612*0Sstevel@tonic-gate 				    &pack_buf_sz);
613*0Sstevel@tonic-gate 			} else {
614*0Sstevel@tonic-gate 				err = pack_list_ext_reply(lparam, &pack_buf,
615*0Sstevel@tonic-gate 				    &pack_buf_sz);
616*0Sstevel@tonic-gate 			}
617*0Sstevel@tonic-gate 			break;
618*0Sstevel@tonic-gate 		}
619*0Sstevel@tonic-gate 
620*0Sstevel@tonic-gate 		case RDR_CONF_HELP: {
621*0Sstevel@tonic-gate 
622*0Sstevel@tonic-gate 			help_params_t *hparam;
623*0Sstevel@tonic-gate 			hparam = (help_params_t *)param;
624*0Sstevel@tonic-gate 
625*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
626*0Sstevel@tonic-gate 				err = pack_help_request(hparam,
627*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
628*0Sstevel@tonic-gate 			} else {
629*0Sstevel@tonic-gate 
630*0Sstevel@tonic-gate 				/*
631*0Sstevel@tonic-gate 				 * This is not an error because help
632*0Sstevel@tonic-gate 				 * reply does not have any extra information
633*0Sstevel@tonic-gate 				 * to pack.
634*0Sstevel@tonic-gate 				 */
635*0Sstevel@tonic-gate 				err = RDR_OK;
636*0Sstevel@tonic-gate 			}
637*0Sstevel@tonic-gate 			break;
638*0Sstevel@tonic-gate 		}
639*0Sstevel@tonic-gate 
640*0Sstevel@tonic-gate 		case RDR_CONF_AP_ID_CMP: {
641*0Sstevel@tonic-gate 
642*0Sstevel@tonic-gate 			ap_id_cmp_params_t *aparam;
643*0Sstevel@tonic-gate 			aparam = (ap_id_cmp_params_t *)param;
644*0Sstevel@tonic-gate 
645*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
646*0Sstevel@tonic-gate 				err = pack_ap_id_cmp_request(aparam,
647*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
648*0Sstevel@tonic-gate 			} else {
649*0Sstevel@tonic-gate 
650*0Sstevel@tonic-gate 				/*
651*0Sstevel@tonic-gate 				 * This is not an error because ap_id_cmp
652*0Sstevel@tonic-gate 				 * reply does not have any extra information
653*0Sstevel@tonic-gate 				 * to pack.
654*0Sstevel@tonic-gate 				 */
655*0Sstevel@tonic-gate 				err = RDR_OK;
656*0Sstevel@tonic-gate 			}
657*0Sstevel@tonic-gate 			break;
658*0Sstevel@tonic-gate 		}
659*0Sstevel@tonic-gate 
660*0Sstevel@tonic-gate 		case RDR_CONF_ABORT_CMD: {
661*0Sstevel@tonic-gate 
662*0Sstevel@tonic-gate 			abort_cmd_params_t *aparam;
663*0Sstevel@tonic-gate 			aparam = (abort_cmd_params_t *)param;
664*0Sstevel@tonic-gate 
665*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
666*0Sstevel@tonic-gate 				err = pack_abort_cmd_request(aparam,
667*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
668*0Sstevel@tonic-gate 			} else {
669*0Sstevel@tonic-gate 				/*
670*0Sstevel@tonic-gate 				 * This is not an error because session
671*0Sstevel@tonic-gate 				 * abort reply does not have any extra
672*0Sstevel@tonic-gate 				 * information to pack.
673*0Sstevel@tonic-gate 				 */
674*0Sstevel@tonic-gate 				err = RDR_OK;
675*0Sstevel@tonic-gate 			}
676*0Sstevel@tonic-gate 			break;
677*0Sstevel@tonic-gate 		}
678*0Sstevel@tonic-gate 
679*0Sstevel@tonic-gate 		case RDR_CONF_CONFIRM_CALLBACK: {
680*0Sstevel@tonic-gate 
681*0Sstevel@tonic-gate 			confirm_callback_params_t *cparam;
682*0Sstevel@tonic-gate 			cparam = (confirm_callback_params_t *)param;
683*0Sstevel@tonic-gate 
684*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
685*0Sstevel@tonic-gate 				err = pack_confirm_request(cparam,
686*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
687*0Sstevel@tonic-gate 			} else {
688*0Sstevel@tonic-gate 				err = pack_confirm_reply(cparam, &pack_buf,
689*0Sstevel@tonic-gate 				    &pack_buf_sz);
690*0Sstevel@tonic-gate 			}
691*0Sstevel@tonic-gate 			break;
692*0Sstevel@tonic-gate 		}
693*0Sstevel@tonic-gate 
694*0Sstevel@tonic-gate 		case RDR_CONF_MSG_CALLBACK: {
695*0Sstevel@tonic-gate 
696*0Sstevel@tonic-gate 			msg_callback_params_t *mparam;
697*0Sstevel@tonic-gate 			mparam = (msg_callback_params_t *)param;
698*0Sstevel@tonic-gate 
699*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
700*0Sstevel@tonic-gate 				err = pack_message_request(mparam,
701*0Sstevel@tonic-gate 				    &pack_buf, &pack_buf_sz);
702*0Sstevel@tonic-gate 			} else {
703*0Sstevel@tonic-gate 				/*
704*0Sstevel@tonic-gate 				 * It is an error to send a reply
705*0Sstevel@tonic-gate 				 * to a message callback.
706*0Sstevel@tonic-gate 				 */
707*0Sstevel@tonic-gate 				err = RDR_MSG_INVAL;
708*0Sstevel@tonic-gate 			}
709*0Sstevel@tonic-gate 			break;
710*0Sstevel@tonic-gate 		}
711*0Sstevel@tonic-gate 
712*0Sstevel@tonic-gate 		case RDR_RSRC_INFO: {
713*0Sstevel@tonic-gate 
714*0Sstevel@tonic-gate 			rsrc_info_params_t *rparam;
715*0Sstevel@tonic-gate 			rparam = (rsrc_info_params_t *)param;
716*0Sstevel@tonic-gate 
717*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
718*0Sstevel@tonic-gate 				err = pack_rsrc_info_request(rparam, &pack_buf,
719*0Sstevel@tonic-gate 				    &pack_buf_sz);
720*0Sstevel@tonic-gate 			} else {
721*0Sstevel@tonic-gate 				err = pack_rsrc_info_reply(rparam, &pack_buf,
722*0Sstevel@tonic-gate 				    &pack_buf_sz);
723*0Sstevel@tonic-gate 			}
724*0Sstevel@tonic-gate 			break;
725*0Sstevel@tonic-gate 		}
726*0Sstevel@tonic-gate 
727*0Sstevel@tonic-gate 		default:
728*0Sstevel@tonic-gate 			err = RDR_MSG_INVAL;
729*0Sstevel@tonic-gate 			break;
730*0Sstevel@tonic-gate 	}
731*0Sstevel@tonic-gate 
732*0Sstevel@tonic-gate 	/* check if packed correctly */
733*0Sstevel@tonic-gate 	if (err != RDR_OK) {
734*0Sstevel@tonic-gate 		return (err);
735*0Sstevel@tonic-gate 	}
736*0Sstevel@tonic-gate 
737*0Sstevel@tonic-gate 	/* send the message */
738*0Sstevel@tonic-gate 	err = rdr_snd(fd, hdr, pack_buf, pack_buf_sz, timeout);
739*0Sstevel@tonic-gate 
740*0Sstevel@tonic-gate 	free((void *)pack_buf);
741*0Sstevel@tonic-gate 
742*0Sstevel@tonic-gate 	return (err);
743*0Sstevel@tonic-gate }
744*0Sstevel@tonic-gate 
745*0Sstevel@tonic-gate 
746*0Sstevel@tonic-gate /*
747*0Sstevel@tonic-gate  * rdr_rcv_msg:
748*0Sstevel@tonic-gate  *
749*0Sstevel@tonic-gate  * Public interface for receiving an RDR message. Data is
750*0Sstevel@tonic-gate  * unpacked into the hdr and param paramters.
751*0Sstevel@tonic-gate  */
752*0Sstevel@tonic-gate int
753*0Sstevel@tonic-gate rdr_rcv_msg(int fd, rdr_msg_hdr_t *hdr, cfga_params_t *param, int timeout)
754*0Sstevel@tonic-gate {
755*0Sstevel@tonic-gate 	int	err;
756*0Sstevel@tonic-gate 	char	*unpack_buf = NULL;
757*0Sstevel@tonic-gate 
758*0Sstevel@tonic-gate 
759*0Sstevel@tonic-gate 	/* sanity checks */
760*0Sstevel@tonic-gate 	if ((hdr == NULL) || (param == NULL)) {
761*0Sstevel@tonic-gate 		return (RDR_ERROR);
762*0Sstevel@tonic-gate 	}
763*0Sstevel@tonic-gate 
764*0Sstevel@tonic-gate 	(void) memset(param, 0, sizeof (cfga_params_t));
765*0Sstevel@tonic-gate 
766*0Sstevel@tonic-gate 	/* receive the message */
767*0Sstevel@tonic-gate 	if ((err = rdr_rcv(fd, hdr, &unpack_buf, timeout)) != RDR_OK) {
768*0Sstevel@tonic-gate 		return (err);
769*0Sstevel@tonic-gate 	}
770*0Sstevel@tonic-gate 
771*0Sstevel@tonic-gate 	/*
772*0Sstevel@tonic-gate 	 * Unpack the message
773*0Sstevel@tonic-gate 	 */
774*0Sstevel@tonic-gate 	switch (hdr->message_opcode) {
775*0Sstevel@tonic-gate 
776*0Sstevel@tonic-gate 		case RDR_SES_REQ: {
777*0Sstevel@tonic-gate 
778*0Sstevel@tonic-gate 			ses_req_params_t *rparam;
779*0Sstevel@tonic-gate 			rparam = (ses_req_params_t *)param;
780*0Sstevel@tonic-gate 
781*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
782*0Sstevel@tonic-gate 				err = unpack_ses_req_request(rparam,
783*0Sstevel@tonic-gate 				    unpack_buf);
784*0Sstevel@tonic-gate 			} else {
785*0Sstevel@tonic-gate 				err = unpack_ses_req_reply(rparam, unpack_buf);
786*0Sstevel@tonic-gate 			}
787*0Sstevel@tonic-gate 			break;
788*0Sstevel@tonic-gate 		}
789*0Sstevel@tonic-gate 
790*0Sstevel@tonic-gate 		case RDR_SES_ESTBL:
791*0Sstevel@tonic-gate 		case RDR_SES_END:
792*0Sstevel@tonic-gate 
793*0Sstevel@tonic-gate 			/* no information to unpack */
794*0Sstevel@tonic-gate 			(void) memset(param, 0, sizeof (cfga_params_t));
795*0Sstevel@tonic-gate 			err = RDR_OK;
796*0Sstevel@tonic-gate 			break;
797*0Sstevel@tonic-gate 
798*0Sstevel@tonic-gate 		case RDR_CONF_CHANGE_STATE: {
799*0Sstevel@tonic-gate 
800*0Sstevel@tonic-gate 			change_state_params_t *cparam;
801*0Sstevel@tonic-gate 			cparam = (change_state_params_t *)param;
802*0Sstevel@tonic-gate 
803*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
804*0Sstevel@tonic-gate 				err = unpack_change_state_request(cparam,
805*0Sstevel@tonic-gate 				    unpack_buf);
806*0Sstevel@tonic-gate 			} else {
807*0Sstevel@tonic-gate 				err = unpack_change_state_reply(cparam,
808*0Sstevel@tonic-gate 				    unpack_buf);
809*0Sstevel@tonic-gate 			}
810*0Sstevel@tonic-gate 			break;
811*0Sstevel@tonic-gate 		}
812*0Sstevel@tonic-gate 
813*0Sstevel@tonic-gate 		case RDR_CONF_PRIVATE_FUNC: {
814*0Sstevel@tonic-gate 
815*0Sstevel@tonic-gate 			private_func_params_t *pparam;
816*0Sstevel@tonic-gate 			pparam = (private_func_params_t *)param;
817*0Sstevel@tonic-gate 
818*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
819*0Sstevel@tonic-gate 				err = unpack_private_func_request(pparam,
820*0Sstevel@tonic-gate 				    unpack_buf);
821*0Sstevel@tonic-gate 			} else {
822*0Sstevel@tonic-gate 				err = unpack_private_func_reply(pparam,
823*0Sstevel@tonic-gate 				    unpack_buf);
824*0Sstevel@tonic-gate 			}
825*0Sstevel@tonic-gate 			break;
826*0Sstevel@tonic-gate 		}
827*0Sstevel@tonic-gate 
828*0Sstevel@tonic-gate 		case RDR_CONF_TEST: {
829*0Sstevel@tonic-gate 
830*0Sstevel@tonic-gate 			test_params_t *tparam;
831*0Sstevel@tonic-gate 			tparam = (test_params_t *)param;
832*0Sstevel@tonic-gate 
833*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
834*0Sstevel@tonic-gate 				err = unpack_test_request(tparam, unpack_buf);
835*0Sstevel@tonic-gate 			} else {
836*0Sstevel@tonic-gate 				err = unpack_test_reply(tparam, unpack_buf);
837*0Sstevel@tonic-gate 			}
838*0Sstevel@tonic-gate 			break;
839*0Sstevel@tonic-gate 		}
840*0Sstevel@tonic-gate 
841*0Sstevel@tonic-gate 		case RDR_CONF_LIST_EXT: {
842*0Sstevel@tonic-gate 
843*0Sstevel@tonic-gate 			list_ext_params_t *lparam;
844*0Sstevel@tonic-gate 			lparam = (list_ext_params_t *)param;
845*0Sstevel@tonic-gate 
846*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
847*0Sstevel@tonic-gate 				err = unpack_list_ext_request(lparam,
848*0Sstevel@tonic-gate 				    unpack_buf);
849*0Sstevel@tonic-gate 			} else {
850*0Sstevel@tonic-gate 				err = unpack_list_ext_reply(lparam, unpack_buf);
851*0Sstevel@tonic-gate 			}
852*0Sstevel@tonic-gate 			break;
853*0Sstevel@tonic-gate 		}
854*0Sstevel@tonic-gate 
855*0Sstevel@tonic-gate 		case RDR_CONF_HELP: {
856*0Sstevel@tonic-gate 
857*0Sstevel@tonic-gate 			help_params_t *hparam;
858*0Sstevel@tonic-gate 			hparam = (help_params_t *)param;
859*0Sstevel@tonic-gate 
860*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
861*0Sstevel@tonic-gate 				err = unpack_help_request(hparam,
862*0Sstevel@tonic-gate 				    unpack_buf);
863*0Sstevel@tonic-gate 			} else {
864*0Sstevel@tonic-gate 				/*
865*0Sstevel@tonic-gate 				 * This is not an error because help
866*0Sstevel@tonic-gate 				 * reply does not have any extra information
867*0Sstevel@tonic-gate 				 * to unpack.
868*0Sstevel@tonic-gate 				 */
869*0Sstevel@tonic-gate 				err = RDR_OK;
870*0Sstevel@tonic-gate 			}
871*0Sstevel@tonic-gate 			break;
872*0Sstevel@tonic-gate 		}
873*0Sstevel@tonic-gate 
874*0Sstevel@tonic-gate 		case RDR_CONF_AP_ID_CMP: {
875*0Sstevel@tonic-gate 
876*0Sstevel@tonic-gate 			ap_id_cmp_params_t *aparam;
877*0Sstevel@tonic-gate 			aparam = (ap_id_cmp_params_t *)param;
878*0Sstevel@tonic-gate 
879*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
880*0Sstevel@tonic-gate 				err = unpack_ap_id_cmp_request(aparam,
881*0Sstevel@tonic-gate 				    unpack_buf);
882*0Sstevel@tonic-gate 			} else {
883*0Sstevel@tonic-gate 				/*
884*0Sstevel@tonic-gate 				 * This is not an error because ap_id_cmp
885*0Sstevel@tonic-gate 				 * reply does not have any extra information
886*0Sstevel@tonic-gate 				 * to pack.
887*0Sstevel@tonic-gate 				 */
888*0Sstevel@tonic-gate 				err = RDR_OK;
889*0Sstevel@tonic-gate 			}
890*0Sstevel@tonic-gate 			break;
891*0Sstevel@tonic-gate 		}
892*0Sstevel@tonic-gate 
893*0Sstevel@tonic-gate 		case RDR_CONF_ABORT_CMD: {
894*0Sstevel@tonic-gate 
895*0Sstevel@tonic-gate 			abort_cmd_params_t *aparam;
896*0Sstevel@tonic-gate 			aparam = (abort_cmd_params_t *)param;
897*0Sstevel@tonic-gate 
898*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
899*0Sstevel@tonic-gate 				err = unpack_abort_cmd_request(aparam,
900*0Sstevel@tonic-gate 				    unpack_buf);
901*0Sstevel@tonic-gate 			} else {
902*0Sstevel@tonic-gate 				/* no information to unpack */
903*0Sstevel@tonic-gate 				(void) memset(param, 0, sizeof (cfga_params_t));
904*0Sstevel@tonic-gate 				err = RDR_OK;
905*0Sstevel@tonic-gate 			}
906*0Sstevel@tonic-gate 
907*0Sstevel@tonic-gate 			break;
908*0Sstevel@tonic-gate 		}
909*0Sstevel@tonic-gate 
910*0Sstevel@tonic-gate 		case RDR_CONF_CONFIRM_CALLBACK: {
911*0Sstevel@tonic-gate 
912*0Sstevel@tonic-gate 			confirm_callback_params_t *cparam;
913*0Sstevel@tonic-gate 			cparam = (confirm_callback_params_t *)param;
914*0Sstevel@tonic-gate 
915*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
916*0Sstevel@tonic-gate 				err = unpack_confirm_request(cparam,
917*0Sstevel@tonic-gate 				    unpack_buf);
918*0Sstevel@tonic-gate 			} else {
919*0Sstevel@tonic-gate 				err = unpack_confirm_reply(cparam, unpack_buf);
920*0Sstevel@tonic-gate 			}
921*0Sstevel@tonic-gate 			break;
922*0Sstevel@tonic-gate 		}
923*0Sstevel@tonic-gate 
924*0Sstevel@tonic-gate 		case RDR_CONF_MSG_CALLBACK: {
925*0Sstevel@tonic-gate 
926*0Sstevel@tonic-gate 			msg_callback_params_t *mparam;
927*0Sstevel@tonic-gate 			mparam = (msg_callback_params_t *)param;
928*0Sstevel@tonic-gate 
929*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
930*0Sstevel@tonic-gate 				err = unpack_message_request(mparam,
931*0Sstevel@tonic-gate 				    unpack_buf);
932*0Sstevel@tonic-gate 			} else {
933*0Sstevel@tonic-gate 				/*
934*0Sstevel@tonic-gate 				 * It is an error to send a reply
935*0Sstevel@tonic-gate 				 * to a message callback.
936*0Sstevel@tonic-gate 				 */
937*0Sstevel@tonic-gate 				(void) memset(param, 0, sizeof (cfga_params_t));
938*0Sstevel@tonic-gate 				err = RDR_MSG_INVAL;
939*0Sstevel@tonic-gate 			}
940*0Sstevel@tonic-gate 			break;
941*0Sstevel@tonic-gate 		}
942*0Sstevel@tonic-gate 
943*0Sstevel@tonic-gate 		case RDR_RSRC_INFO: {
944*0Sstevel@tonic-gate 
945*0Sstevel@tonic-gate 			rsrc_info_params_t *rparam;
946*0Sstevel@tonic-gate 			rparam = (rsrc_info_params_t *)param;
947*0Sstevel@tonic-gate 
948*0Sstevel@tonic-gate 			if (hdr->data_type == RDR_REQUEST) {
949*0Sstevel@tonic-gate 				err = unpack_rsrc_info_request(rparam,
950*0Sstevel@tonic-gate 				    unpack_buf);
951*0Sstevel@tonic-gate 			} else {
952*0Sstevel@tonic-gate 				err = unpack_rsrc_info_reply(rparam,
953*0Sstevel@tonic-gate 				    unpack_buf);
954*0Sstevel@tonic-gate 			}
955*0Sstevel@tonic-gate 			break;
956*0Sstevel@tonic-gate 		}
957*0Sstevel@tonic-gate 
958*0Sstevel@tonic-gate 		default:
959*0Sstevel@tonic-gate 			err = RDR_MSG_INVAL;
960*0Sstevel@tonic-gate 			break;
961*0Sstevel@tonic-gate 	}
962*0Sstevel@tonic-gate 
963*0Sstevel@tonic-gate 	free(unpack_buf);
964*0Sstevel@tonic-gate 
965*0Sstevel@tonic-gate 	/* check if unpacked correctly */
966*0Sstevel@tonic-gate 	if (err != RDR_OK) {
967*0Sstevel@tonic-gate 		return (err);
968*0Sstevel@tonic-gate 	}
969*0Sstevel@tonic-gate 
970*0Sstevel@tonic-gate 	return (RDR_OK);
971*0Sstevel@tonic-gate }
972*0Sstevel@tonic-gate 
973*0Sstevel@tonic-gate 
974*0Sstevel@tonic-gate /*
975*0Sstevel@tonic-gate  * rdr_cleanup_params:
976*0Sstevel@tonic-gate  *
977*0Sstevel@tonic-gate  * Deallocate any memory that was allocated in unpacking a
978*0Sstevel@tonic-gate  * message.
979*0Sstevel@tonic-gate  */
980*0Sstevel@tonic-gate int
981*0Sstevel@tonic-gate rdr_cleanup_params(rdr_msg_opcode_t message_opcode, cfga_params_t *param)
982*0Sstevel@tonic-gate {
983*0Sstevel@tonic-gate 	/* sanity check */
984*0Sstevel@tonic-gate 	if ((param == NULL)) {
985*0Sstevel@tonic-gate 		return (RDR_ERROR);
986*0Sstevel@tonic-gate 	}
987*0Sstevel@tonic-gate 
988*0Sstevel@tonic-gate 	/*
989*0Sstevel@tonic-gate 	 * Deallocate memory depending on
990*0Sstevel@tonic-gate 	 * the operation.
991*0Sstevel@tonic-gate 	 */
992*0Sstevel@tonic-gate 	switch (message_opcode) {
993*0Sstevel@tonic-gate 
994*0Sstevel@tonic-gate 	case RDR_SES_REQ: {
995*0Sstevel@tonic-gate 
996*0Sstevel@tonic-gate 		ses_req_params_t *sparam;
997*0Sstevel@tonic-gate 		sparam = (ses_req_params_t *)param;
998*0Sstevel@tonic-gate 
999*0Sstevel@tonic-gate 		if (sparam->locale_str != NULL) {
1000*0Sstevel@tonic-gate 			free((void *)sparam->locale_str);
1001*0Sstevel@tonic-gate 			sparam->locale_str = NULL;
1002*0Sstevel@tonic-gate 		}
1003*0Sstevel@tonic-gate 		break;
1004*0Sstevel@tonic-gate 	}
1005*0Sstevel@tonic-gate 
1006*0Sstevel@tonic-gate 	case RDR_SES_ESTBL:
1007*0Sstevel@tonic-gate 	case RDR_SES_END:
1008*0Sstevel@tonic-gate 
1009*0Sstevel@tonic-gate 		/* nothing to deallocate */
1010*0Sstevel@tonic-gate 		break;
1011*0Sstevel@tonic-gate 
1012*0Sstevel@tonic-gate 	case RDR_CONF_CHANGE_STATE: {
1013*0Sstevel@tonic-gate 
1014*0Sstevel@tonic-gate 		change_state_params_t *cparam;
1015*0Sstevel@tonic-gate 		cparam = (change_state_params_t *)param;
1016*0Sstevel@tonic-gate 
1017*0Sstevel@tonic-gate 		cleanup_ap_ids(cparam->num_ap_ids, (char **)cparam->ap_ids);
1018*0Sstevel@tonic-gate 		cparam->ap_ids = NULL;
1019*0Sstevel@tonic-gate 		if (cparam->options != NULL) {
1020*0Sstevel@tonic-gate 			free((void *)cparam->options);
1021*0Sstevel@tonic-gate 			cparam->options = NULL;
1022*0Sstevel@tonic-gate 		}
1023*0Sstevel@tonic-gate 		if (cparam->confp != NULL) {
1024*0Sstevel@tonic-gate 			free((void *)cparam->confp);
1025*0Sstevel@tonic-gate 			cparam->confp = NULL;
1026*0Sstevel@tonic-gate 		}
1027*0Sstevel@tonic-gate 		if (cparam->msgp != NULL) {
1028*0Sstevel@tonic-gate 			free((void *)cparam->msgp);
1029*0Sstevel@tonic-gate 			cparam->msgp = NULL;
1030*0Sstevel@tonic-gate 		}
1031*0Sstevel@tonic-gate 		cleanup_errstring(cparam->errstring);
1032*0Sstevel@tonic-gate 		break;
1033*0Sstevel@tonic-gate 	}
1034*0Sstevel@tonic-gate 
1035*0Sstevel@tonic-gate 	case RDR_CONF_PRIVATE_FUNC: {
1036*0Sstevel@tonic-gate 
1037*0Sstevel@tonic-gate 		private_func_params_t *pparam;
1038*0Sstevel@tonic-gate 		pparam = (private_func_params_t *)param;
1039*0Sstevel@tonic-gate 
1040*0Sstevel@tonic-gate 		cleanup_ap_ids(pparam->num_ap_ids, (char **)pparam->ap_ids);
1041*0Sstevel@tonic-gate 		pparam->ap_ids = NULL;
1042*0Sstevel@tonic-gate 		if (pparam->options != NULL) {
1043*0Sstevel@tonic-gate 			free((void *)pparam->options);
1044*0Sstevel@tonic-gate 			pparam->options = NULL;
1045*0Sstevel@tonic-gate 		}
1046*0Sstevel@tonic-gate 		if (pparam->confp != NULL) {
1047*0Sstevel@tonic-gate 			free((void *)pparam->confp);
1048*0Sstevel@tonic-gate 			pparam->confp = NULL;
1049*0Sstevel@tonic-gate 		}
1050*0Sstevel@tonic-gate 		if (pparam->msgp != NULL) {
1051*0Sstevel@tonic-gate 			free((void *)pparam->msgp);
1052*0Sstevel@tonic-gate 			pparam->msgp = NULL;
1053*0Sstevel@tonic-gate 		}
1054*0Sstevel@tonic-gate 		cleanup_errstring(pparam->errstring);
1055*0Sstevel@tonic-gate 		break;
1056*0Sstevel@tonic-gate 	}
1057*0Sstevel@tonic-gate 
1058*0Sstevel@tonic-gate 	case RDR_CONF_TEST: {
1059*0Sstevel@tonic-gate 
1060*0Sstevel@tonic-gate 		test_params_t *tparam;
1061*0Sstevel@tonic-gate 		tparam = (test_params_t *)param;
1062*0Sstevel@tonic-gate 
1063*0Sstevel@tonic-gate 		cleanup_ap_ids(tparam->num_ap_ids, (char **)tparam->ap_ids);
1064*0Sstevel@tonic-gate 		tparam->ap_ids = NULL;
1065*0Sstevel@tonic-gate 		if (tparam->options != NULL) {
1066*0Sstevel@tonic-gate 			free((void *)tparam->options);
1067*0Sstevel@tonic-gate 			tparam->options = NULL;
1068*0Sstevel@tonic-gate 		}
1069*0Sstevel@tonic-gate 		if (tparam->msgp != NULL) {
1070*0Sstevel@tonic-gate 			free((void *)tparam->msgp);
1071*0Sstevel@tonic-gate 			tparam->msgp = NULL;
1072*0Sstevel@tonic-gate 		}
1073*0Sstevel@tonic-gate 		cleanup_errstring(tparam->errstring);
1074*0Sstevel@tonic-gate 		break;
1075*0Sstevel@tonic-gate 	}
1076*0Sstevel@tonic-gate 
1077*0Sstevel@tonic-gate 	case RDR_CONF_LIST_EXT: {
1078*0Sstevel@tonic-gate 
1079*0Sstevel@tonic-gate 		list_ext_params_t *lparam;
1080*0Sstevel@tonic-gate 		lparam = (list_ext_params_t *)param;
1081*0Sstevel@tonic-gate 
1082*0Sstevel@tonic-gate 		cleanup_ap_ids(lparam->num_ap_ids, (char **)lparam->ap_ids);
1083*0Sstevel@tonic-gate 		lparam->ap_ids = NULL;
1084*0Sstevel@tonic-gate 
1085*0Sstevel@tonic-gate 		if (lparam->nlist != NULL) {
1086*0Sstevel@tonic-gate 			free((void *)lparam->nlist);
1087*0Sstevel@tonic-gate 			lparam->nlist = NULL;
1088*0Sstevel@tonic-gate 		}
1089*0Sstevel@tonic-gate 		if (lparam->ap_id_list != NULL) {
1090*0Sstevel@tonic-gate 			if (*lparam->ap_id_list != NULL) {
1091*0Sstevel@tonic-gate 				free((void *)*lparam->ap_id_list);
1092*0Sstevel@tonic-gate 			}
1093*0Sstevel@tonic-gate 			free((void *)lparam->ap_id_list);
1094*0Sstevel@tonic-gate 			lparam->ap_id_list = NULL;
1095*0Sstevel@tonic-gate 		}
1096*0Sstevel@tonic-gate 		if (lparam->ap_id_list != NULL) {
1097*0Sstevel@tonic-gate 			free((void *)lparam->ap_id_list);
1098*0Sstevel@tonic-gate 			lparam->ap_id_list = NULL;
1099*0Sstevel@tonic-gate 		}
1100*0Sstevel@tonic-gate 
1101*0Sstevel@tonic-gate 		if (lparam->options != NULL) {
1102*0Sstevel@tonic-gate 			free((void *)lparam->options);
1103*0Sstevel@tonic-gate 			lparam->options = NULL;
1104*0Sstevel@tonic-gate 		}
1105*0Sstevel@tonic-gate 		if (lparam->listopts != NULL) {
1106*0Sstevel@tonic-gate 			free((void *)lparam->listopts);
1107*0Sstevel@tonic-gate 			lparam->listopts = NULL;
1108*0Sstevel@tonic-gate 		}
1109*0Sstevel@tonic-gate 		cleanup_errstring(lparam->errstring);
1110*0Sstevel@tonic-gate 		break;
1111*0Sstevel@tonic-gate 	}
1112*0Sstevel@tonic-gate 
1113*0Sstevel@tonic-gate 	case RDR_CONF_HELP: {
1114*0Sstevel@tonic-gate 
1115*0Sstevel@tonic-gate 		help_params_t *hparam;
1116*0Sstevel@tonic-gate 		hparam = (help_params_t *)param;
1117*0Sstevel@tonic-gate 
1118*0Sstevel@tonic-gate 		cleanup_ap_ids(hparam->num_ap_ids, (char **)hparam->ap_ids);
1119*0Sstevel@tonic-gate 		hparam->ap_ids = NULL;
1120*0Sstevel@tonic-gate 		if (hparam->msgp != NULL) {
1121*0Sstevel@tonic-gate 			free((void *)hparam->msgp);
1122*0Sstevel@tonic-gate 			hparam->msgp = NULL;
1123*0Sstevel@tonic-gate 		}
1124*0Sstevel@tonic-gate 		if (hparam->options != NULL) {
1125*0Sstevel@tonic-gate 			free((void *)hparam->options);
1126*0Sstevel@tonic-gate 			hparam->options = NULL;
1127*0Sstevel@tonic-gate 		}
1128*0Sstevel@tonic-gate 		break;
1129*0Sstevel@tonic-gate 	}
1130*0Sstevel@tonic-gate 
1131*0Sstevel@tonic-gate 	case RDR_CONF_AP_ID_CMP: {
1132*0Sstevel@tonic-gate 
1133*0Sstevel@tonic-gate 		ap_id_cmp_params_t *aparam;
1134*0Sstevel@tonic-gate 		aparam = (ap_id_cmp_params_t *)param;
1135*0Sstevel@tonic-gate 
1136*0Sstevel@tonic-gate 		if (aparam->ap_log_id1 != NULL) {
1137*0Sstevel@tonic-gate 			free((void *)aparam->ap_log_id1);
1138*0Sstevel@tonic-gate 			aparam->ap_log_id1 = NULL;
1139*0Sstevel@tonic-gate 		}
1140*0Sstevel@tonic-gate 		if (aparam->ap_log_id2 != NULL) {
1141*0Sstevel@tonic-gate 			free((void *)aparam->ap_log_id2);
1142*0Sstevel@tonic-gate 			aparam->ap_log_id2 = NULL;
1143*0Sstevel@tonic-gate 		}
1144*0Sstevel@tonic-gate 		break;
1145*0Sstevel@tonic-gate 	}
1146*0Sstevel@tonic-gate 
1147*0Sstevel@tonic-gate 	case RDR_CONF_ABORT_CMD:
1148*0Sstevel@tonic-gate 
1149*0Sstevel@tonic-gate 		/* nothing to deallocate */
1150*0Sstevel@tonic-gate 		break;
1151*0Sstevel@tonic-gate 
1152*0Sstevel@tonic-gate 	case RDR_CONF_CONFIRM_CALLBACK: {
1153*0Sstevel@tonic-gate 
1154*0Sstevel@tonic-gate 		confirm_callback_params_t *cparam;
1155*0Sstevel@tonic-gate 		cparam = (confirm_callback_params_t *)param;
1156*0Sstevel@tonic-gate 
1157*0Sstevel@tonic-gate 		if (cparam->confp != NULL) {
1158*0Sstevel@tonic-gate 			free((void *)cparam->confp);
1159*0Sstevel@tonic-gate 			cparam->confp = NULL;
1160*0Sstevel@tonic-gate 		}
1161*0Sstevel@tonic-gate 		if (cparam->message != NULL) {
1162*0Sstevel@tonic-gate 			free((void *)cparam->message);
1163*0Sstevel@tonic-gate 			cparam->message = NULL;
1164*0Sstevel@tonic-gate 		}
1165*0Sstevel@tonic-gate 		break;
1166*0Sstevel@tonic-gate 	}
1167*0Sstevel@tonic-gate 
1168*0Sstevel@tonic-gate 	case RDR_CONF_MSG_CALLBACK: {
1169*0Sstevel@tonic-gate 
1170*0Sstevel@tonic-gate 		msg_callback_params_t *mparam;
1171*0Sstevel@tonic-gate 		mparam = (msg_callback_params_t *)param;
1172*0Sstevel@tonic-gate 
1173*0Sstevel@tonic-gate 		if (mparam->msgp != NULL) {
1174*0Sstevel@tonic-gate 			free((void *)mparam->msgp);
1175*0Sstevel@tonic-gate 			mparam->msgp = NULL;
1176*0Sstevel@tonic-gate 		}
1177*0Sstevel@tonic-gate 		if (mparam->message != NULL) {
1178*0Sstevel@tonic-gate 			free((void *)mparam->message);
1179*0Sstevel@tonic-gate 			mparam->message = NULL;
1180*0Sstevel@tonic-gate 		}
1181*0Sstevel@tonic-gate 		break;
1182*0Sstevel@tonic-gate 	}
1183*0Sstevel@tonic-gate 
1184*0Sstevel@tonic-gate 	default:
1185*0Sstevel@tonic-gate 		return (RDR_ERROR);
1186*0Sstevel@tonic-gate 		/* NOTREACHED */
1187*0Sstevel@tonic-gate 		break;
1188*0Sstevel@tonic-gate 
1189*0Sstevel@tonic-gate 	}
1190*0Sstevel@tonic-gate 
1191*0Sstevel@tonic-gate 	return (RDR_OK);
1192*0Sstevel@tonic-gate }
1193*0Sstevel@tonic-gate 
1194*0Sstevel@tonic-gate 
1195*0Sstevel@tonic-gate /*
1196*0Sstevel@tonic-gate  * Private (static) Functions
1197*0Sstevel@tonic-gate  */
1198*0Sstevel@tonic-gate 
1199*0Sstevel@tonic-gate 
1200*0Sstevel@tonic-gate /*
1201*0Sstevel@tonic-gate  * rdr_setopt:
1202*0Sstevel@tonic-gate  *
1203*0Sstevel@tonic-gate  * Set the specified option for a given transport endpoint.
1204*0Sstevel@tonic-gate  * This function only sets boolean options. It does not
1205*0Sstevel@tonic-gate  * provide the ability to unset an option, or set a non-
1206*0Sstevel@tonic-gate  * boolean option.
1207*0Sstevel@tonic-gate  */
1208*0Sstevel@tonic-gate static int
1209*0Sstevel@tonic-gate rdr_setopt(int fd, int name, int level)
1210*0Sstevel@tonic-gate {
1211*0Sstevel@tonic-gate 	int	on = 1;
1212*0Sstevel@tonic-gate 
1213*0Sstevel@tonic-gate 
1214*0Sstevel@tonic-gate 	if (setsockopt(fd, level, name, &on, sizeof (on)) == -1) {
1215*0Sstevel@tonic-gate 		return (RDR_NET_ERR);
1216*0Sstevel@tonic-gate 	}
1217*0Sstevel@tonic-gate 
1218*0Sstevel@tonic-gate 	return (RDR_OK);
1219*0Sstevel@tonic-gate }
1220*0Sstevel@tonic-gate 
1221*0Sstevel@tonic-gate 
1222*0Sstevel@tonic-gate /*
1223*0Sstevel@tonic-gate  * rdr_bind:
1224*0Sstevel@tonic-gate  *
1225*0Sstevel@tonic-gate  * Bind the specified file descriptor to a specified
1226*0Sstevel@tonic-gate  * address. If the address is already bound, no error is
1227*0Sstevel@tonic-gate  * returned. This is the expected behavior if a server
1228*0Sstevel@tonic-gate  * has been started by inetd (1M).
1229*0Sstevel@tonic-gate  */
1230*0Sstevel@tonic-gate static int
1231*0Sstevel@tonic-gate rdr_bind(int fd, struct sockaddr *addr)
1232*0Sstevel@tonic-gate {
1233*0Sstevel@tonic-gate 	unsigned int		addr_len;
1234*0Sstevel@tonic-gate 	int			rc;
1235*0Sstevel@tonic-gate 
1236*0Sstevel@tonic-gate 
1237*0Sstevel@tonic-gate 	/* initialize the address */
1238*0Sstevel@tonic-gate 	switch (addr->sa_family) {
1239*0Sstevel@tonic-gate 
1240*0Sstevel@tonic-gate 	case AF_INET:
1241*0Sstevel@tonic-gate 		addr_len = sizeof (struct sockaddr_in);
1242*0Sstevel@tonic-gate 		break;
1243*0Sstevel@tonic-gate 
1244*0Sstevel@tonic-gate 	case AF_INET6:
1245*0Sstevel@tonic-gate 		addr_len = sizeof (struct sockaddr_in6);
1246*0Sstevel@tonic-gate 		break;
1247*0Sstevel@tonic-gate 
1248*0Sstevel@tonic-gate 	default:
1249*0Sstevel@tonic-gate 		return (RDR_ERROR);
1250*0Sstevel@tonic-gate 	}
1251*0Sstevel@tonic-gate 
1252*0Sstevel@tonic-gate 	/* attempt to bind the address */
1253*0Sstevel@tonic-gate 	rc = bind(fd, addr, addr_len);
1254*0Sstevel@tonic-gate 
1255*0Sstevel@tonic-gate 	/*
1256*0Sstevel@tonic-gate 	 * Ignore the error if EINVAL is returned. In
1257*0Sstevel@tonic-gate 	 * this case, we assume that this means that
1258*0Sstevel@tonic-gate 	 * the address was already bound. This is not
1259*0Sstevel@tonic-gate 	 * an error for servers started by inetd (1M).
1260*0Sstevel@tonic-gate 	 */
1261*0Sstevel@tonic-gate 	if ((rc == -1) && (errno != EINVAL)) {
1262*0Sstevel@tonic-gate 		return (RDR_NET_ERR);
1263*0Sstevel@tonic-gate 	}
1264*0Sstevel@tonic-gate 
1265*0Sstevel@tonic-gate 	/*
1266*0Sstevel@tonic-gate 	 * Retreive the address information of the
1267*0Sstevel@tonic-gate 	 * address that was actually bound.
1268*0Sstevel@tonic-gate 	 */
1269*0Sstevel@tonic-gate 	addr_len = sizeof (*addr);
1270*0Sstevel@tonic-gate 	if (getsockname(fd, addr, &addr_len) == -1) {
1271*0Sstevel@tonic-gate 		(void) memset(addr, 0, sizeof (*addr));
1272*0Sstevel@tonic-gate 		return (RDR_NET_ERR);
1273*0Sstevel@tonic-gate 	}
1274*0Sstevel@tonic-gate 
1275*0Sstevel@tonic-gate 	return (RDR_OK);
1276*0Sstevel@tonic-gate }
1277*0Sstevel@tonic-gate 
1278*0Sstevel@tonic-gate 
1279*0Sstevel@tonic-gate /*
1280*0Sstevel@tonic-gate  * rdr_snd:
1281*0Sstevel@tonic-gate  *
1282*0Sstevel@tonic-gate  * Send a message in two stages. First the header is sent,
1283*0Sstevel@tonic-gate  * followed by the packed buffer containing the message
1284*0Sstevel@tonic-gate  * contents.
1285*0Sstevel@tonic-gate  */
1286*0Sstevel@tonic-gate static int
1287*0Sstevel@tonic-gate rdr_snd(int fd, rdr_msg_hdr_t *hdr, char *data, int data_sz, int timeout)
1288*0Sstevel@tonic-gate {
1289*0Sstevel@tonic-gate 	int	err;
1290*0Sstevel@tonic-gate 
1291*0Sstevel@tonic-gate 
1292*0Sstevel@tonic-gate 	/* sanity check */
1293*0Sstevel@tonic-gate 	if (hdr == NULL) {
1294*0Sstevel@tonic-gate 		return (RDR_ERROR);
1295*0Sstevel@tonic-gate 	}
1296*0Sstevel@tonic-gate 
1297*0Sstevel@tonic-gate 	/* ensure null pad bytes */
1298*0Sstevel@tonic-gate 	hdr->pad_byte1 = 0;
1299*0Sstevel@tonic-gate 	hdr->pad_byte2 = 0;
1300*0Sstevel@tonic-gate 
1301*0Sstevel@tonic-gate 	/* initialize size information */
1302*0Sstevel@tonic-gate 	hdr->data_length = data_sz;
1303*0Sstevel@tonic-gate 
1304*0Sstevel@tonic-gate 	/* send message header */
1305*0Sstevel@tonic-gate 	err = rdr_snd_raw(fd, (char *)hdr, RDR_MSG_HDR_SIZE, timeout);
1306*0Sstevel@tonic-gate 	if (err != RDR_OK) {
1307*0Sstevel@tonic-gate 		return (err);
1308*0Sstevel@tonic-gate 	}
1309*0Sstevel@tonic-gate 
1310*0Sstevel@tonic-gate 	/* check if more to send */
1311*0Sstevel@tonic-gate 	if (data_sz == 0) {
1312*0Sstevel@tonic-gate 		return (RDR_OK);
1313*0Sstevel@tonic-gate 	}
1314*0Sstevel@tonic-gate 
1315*0Sstevel@tonic-gate 	/* send message data */
1316*0Sstevel@tonic-gate 	err = rdr_snd_raw(fd, data, data_sz, timeout);
1317*0Sstevel@tonic-gate 	if (err != RDR_OK) {
1318*0Sstevel@tonic-gate 		return (err);
1319*0Sstevel@tonic-gate 	}
1320*0Sstevel@tonic-gate 
1321*0Sstevel@tonic-gate 	return (RDR_OK);
1322*0Sstevel@tonic-gate }
1323*0Sstevel@tonic-gate 
1324*0Sstevel@tonic-gate 
1325*0Sstevel@tonic-gate /*
1326*0Sstevel@tonic-gate  * rdr_snd_raw:
1327*0Sstevel@tonic-gate  *
1328*0Sstevel@tonic-gate  * Send a raw buffer of information. This function handles
1329*0Sstevel@tonic-gate  * the low level details of the send operation.
1330*0Sstevel@tonic-gate  */
1331*0Sstevel@tonic-gate static int
1332*0Sstevel@tonic-gate rdr_snd_raw(int fd, char *msg, int data_sz, int timeout)
1333*0Sstevel@tonic-gate {
1334*0Sstevel@tonic-gate 	int		err;
1335*0Sstevel@tonic-gate 	int		num_bytes;
1336*0Sstevel@tonic-gate 	int		bytes_left;
1337*0Sstevel@tonic-gate 	char		*bufp;
1338*0Sstevel@tonic-gate 	struct pollfd	pfd;
1339*0Sstevel@tonic-gate 
1340*0Sstevel@tonic-gate 
1341*0Sstevel@tonic-gate 	bufp = (char *)msg;
1342*0Sstevel@tonic-gate 
1343*0Sstevel@tonic-gate 	bytes_left = data_sz;
1344*0Sstevel@tonic-gate 
1345*0Sstevel@tonic-gate 	pfd.fd = fd;
1346*0Sstevel@tonic-gate 	pfd.events = POLLOUT;
1347*0Sstevel@tonic-gate 
1348*0Sstevel@tonic-gate 	while (bytes_left > 0) {
1349*0Sstevel@tonic-gate 
1350*0Sstevel@tonic-gate 		pfd.revents = 0;
1351*0Sstevel@tonic-gate 
1352*0Sstevel@tonic-gate 		/* wait until we can send the data */
1353*0Sstevel@tonic-gate 		if ((err = poll(&pfd, 1, timeout)) == -1) {
1354*0Sstevel@tonic-gate 
1355*0Sstevel@tonic-gate 			/* poll was interrupted */
1356*0Sstevel@tonic-gate 			if (errno == EINTR) {
1357*0Sstevel@tonic-gate 				return (RDR_ABORTED);
1358*0Sstevel@tonic-gate 			}
1359*0Sstevel@tonic-gate 
1360*0Sstevel@tonic-gate 			return (RDR_ERROR);
1361*0Sstevel@tonic-gate 
1362*0Sstevel@tonic-gate 		} else if (err == 0) {
1363*0Sstevel@tonic-gate 			return (RDR_TIMEOUT);
1364*0Sstevel@tonic-gate 		}
1365*0Sstevel@tonic-gate 
1366*0Sstevel@tonic-gate 		/* ready to send data */
1367*0Sstevel@tonic-gate 		if (pfd.revents & POLLOUT) {
1368*0Sstevel@tonic-gate 
1369*0Sstevel@tonic-gate 			num_bytes = write(fd, bufp, bytes_left);
1370*0Sstevel@tonic-gate 
1371*0Sstevel@tonic-gate 			if (num_bytes == -1) {
1372*0Sstevel@tonic-gate 
1373*0Sstevel@tonic-gate 				/*
1374*0Sstevel@tonic-gate 				 * Distinguish between an aborted
1375*0Sstevel@tonic-gate 				 * session and other network errors.
1376*0Sstevel@tonic-gate 				 */
1377*0Sstevel@tonic-gate 				if (errno == EPIPE) {
1378*0Sstevel@tonic-gate 					return (RDR_ABORTED);
1379*0Sstevel@tonic-gate 				} else {
1380*0Sstevel@tonic-gate 					return (RDR_NET_ERR);
1381*0Sstevel@tonic-gate 				}
1382*0Sstevel@tonic-gate 			}
1383*0Sstevel@tonic-gate 
1384*0Sstevel@tonic-gate 			/* wrote 0 bytes, so operation was aborted */
1385*0Sstevel@tonic-gate 			if (num_bytes == 0) {
1386*0Sstevel@tonic-gate 				return (RDR_ABORTED);
1387*0Sstevel@tonic-gate 			}
1388*0Sstevel@tonic-gate 
1389*0Sstevel@tonic-gate 		} else {
1390*0Sstevel@tonic-gate 			return (RDR_NET_ERR);
1391*0Sstevel@tonic-gate 		}
1392*0Sstevel@tonic-gate 
1393*0Sstevel@tonic-gate 		bytes_left -= num_bytes;
1394*0Sstevel@tonic-gate 		bufp += num_bytes;
1395*0Sstevel@tonic-gate 	}
1396*0Sstevel@tonic-gate 
1397*0Sstevel@tonic-gate 	return (RDR_OK);
1398*0Sstevel@tonic-gate }
1399*0Sstevel@tonic-gate 
1400*0Sstevel@tonic-gate 
1401*0Sstevel@tonic-gate /*
1402*0Sstevel@tonic-gate  * rdr_rcv:
1403*0Sstevel@tonic-gate  *
1404*0Sstevel@tonic-gate  * Receive a message in two stages. First the header is
1405*0Sstevel@tonic-gate  * received, followed by the packed buffer containing the
1406*0Sstevel@tonic-gate  * message contents.
1407*0Sstevel@tonic-gate  */
1408*0Sstevel@tonic-gate static int
1409*0Sstevel@tonic-gate rdr_rcv(int fd, rdr_msg_hdr_t *hdr, char **data, int timeout)
1410*0Sstevel@tonic-gate {
1411*0Sstevel@tonic-gate 	int	err;
1412*0Sstevel@tonic-gate 	int	data_sz;
1413*0Sstevel@tonic-gate 	char	hdr_buf[RDR_MSG_HDR_SIZE];
1414*0Sstevel@tonic-gate 	char	*buf = NULL;
1415*0Sstevel@tonic-gate 
1416*0Sstevel@tonic-gate 
1417*0Sstevel@tonic-gate 	/* sanity check */
1418*0Sstevel@tonic-gate 	if (hdr == NULL) {
1419*0Sstevel@tonic-gate 		return (RDR_ERROR);
1420*0Sstevel@tonic-gate 	}
1421*0Sstevel@tonic-gate 
1422*0Sstevel@tonic-gate 	/* receive the header */
1423*0Sstevel@tonic-gate 	err = rdr_rcv_raw(fd, hdr_buf, RDR_MSG_HDR_SIZE, timeout);
1424*0Sstevel@tonic-gate 	if (err != RDR_OK) {
1425*0Sstevel@tonic-gate 		return (err);
1426*0Sstevel@tonic-gate 	}
1427*0Sstevel@tonic-gate 
1428*0Sstevel@tonic-gate 	/* verify that the data is good */
1429*0Sstevel@tonic-gate 	/* LINTED Pointer Cast Alignment Warning */
1430*0Sstevel@tonic-gate 	if (validate_header((rdr_msg_hdr_t *)hdr_buf) != RDR_OK) {
1431*0Sstevel@tonic-gate 		return (RDR_MSG_INVAL);
1432*0Sstevel@tonic-gate 	}
1433*0Sstevel@tonic-gate 
1434*0Sstevel@tonic-gate 	/* LINTED Pointer Cast Alignment Warning */
1435*0Sstevel@tonic-gate 	data_sz = ((rdr_msg_hdr_t *)hdr_buf)->data_length;
1436*0Sstevel@tonic-gate 
1437*0Sstevel@tonic-gate 	buf = (char *)malloc(data_sz);
1438*0Sstevel@tonic-gate 	if (!buf) {
1439*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
1440*0Sstevel@tonic-gate 	}
1441*0Sstevel@tonic-gate 
1442*0Sstevel@tonic-gate 	if (data_sz != 0) {
1443*0Sstevel@tonic-gate 
1444*0Sstevel@tonic-gate 		/* receive the rest of the message */
1445*0Sstevel@tonic-gate 		err = rdr_rcv_raw(fd, buf, data_sz, timeout);
1446*0Sstevel@tonic-gate 		if (err != RDR_OK) {
1447*0Sstevel@tonic-gate 			free((void *)buf);
1448*0Sstevel@tonic-gate 			return (err);
1449*0Sstevel@tonic-gate 		}
1450*0Sstevel@tonic-gate 	}
1451*0Sstevel@tonic-gate 
1452*0Sstevel@tonic-gate 	/* copy out data */
1453*0Sstevel@tonic-gate 	*data = buf;
1454*0Sstevel@tonic-gate 	(void) memcpy(hdr, hdr_buf, RDR_MSG_HDR_SIZE);
1455*0Sstevel@tonic-gate 
1456*0Sstevel@tonic-gate 	return (RDR_OK);
1457*0Sstevel@tonic-gate }
1458*0Sstevel@tonic-gate 
1459*0Sstevel@tonic-gate 
1460*0Sstevel@tonic-gate /*
1461*0Sstevel@tonic-gate  * rdr_rcv_raw:
1462*0Sstevel@tonic-gate  *
1463*0Sstevel@tonic-gate  * Receive a raw buffer of information. This function handles
1464*0Sstevel@tonic-gate  * the low level details of the receive operation.
1465*0Sstevel@tonic-gate  */
1466*0Sstevel@tonic-gate static int
1467*0Sstevel@tonic-gate rdr_rcv_raw(int fd, char *msg, int data_size, int timeout)
1468*0Sstevel@tonic-gate {
1469*0Sstevel@tonic-gate 	int		num_bytes;
1470*0Sstevel@tonic-gate 	int		err;
1471*0Sstevel@tonic-gate 	int		bytes_left;
1472*0Sstevel@tonic-gate 	char		*bufp;
1473*0Sstevel@tonic-gate 	struct pollfd	pollfd;
1474*0Sstevel@tonic-gate 
1475*0Sstevel@tonic-gate 
1476*0Sstevel@tonic-gate 	bufp = (char *)msg;
1477*0Sstevel@tonic-gate 	bytes_left = data_size;
1478*0Sstevel@tonic-gate 
1479*0Sstevel@tonic-gate 	pollfd.fd = fd;
1480*0Sstevel@tonic-gate 	pollfd.events = POLLIN;
1481*0Sstevel@tonic-gate 
1482*0Sstevel@tonic-gate 	while (bytes_left > 0) {
1483*0Sstevel@tonic-gate 
1484*0Sstevel@tonic-gate 		errno = 0;
1485*0Sstevel@tonic-gate 		pollfd.revents = 0;
1486*0Sstevel@tonic-gate 
1487*0Sstevel@tonic-gate 		if ((err = poll(&pollfd, 1, timeout)) == -1) {
1488*0Sstevel@tonic-gate 
1489*0Sstevel@tonic-gate 			/*
1490*0Sstevel@tonic-gate 			 * In the DCA, if a session is aborted, SIGINT
1491*0Sstevel@tonic-gate 			 * is delivered to all active sessions. This
1492*0Sstevel@tonic-gate 			 * mistakenly causes all sessions waiting in
1493*0Sstevel@tonic-gate 			 * the poll to be interrupted. So, if EINTR
1494*0Sstevel@tonic-gate 			 * is returned, it is ignored. If another error
1495*0Sstevel@tonic-gate 			 * occurs right away, the current session really
1496*0Sstevel@tonic-gate 			 * was aborted. All other sessions won't encounter
1497*0Sstevel@tonic-gate 			 * an error and will proceed normally.
1498*0Sstevel@tonic-gate 			 */
1499*0Sstevel@tonic-gate 			if ((errno == 0) || (errno == EINTR)) {
1500*0Sstevel@tonic-gate 				continue;
1501*0Sstevel@tonic-gate 			}
1502*0Sstevel@tonic-gate 
1503*0Sstevel@tonic-gate 			return (RDR_ABORTED);
1504*0Sstevel@tonic-gate 
1505*0Sstevel@tonic-gate 		} else if (err == 0) {
1506*0Sstevel@tonic-gate 			return (RDR_TIMEOUT);
1507*0Sstevel@tonic-gate 		}
1508*0Sstevel@tonic-gate 
1509*0Sstevel@tonic-gate 		/* ready to receive data */
1510*0Sstevel@tonic-gate 		if (pollfd.revents & POLLIN) {
1511*0Sstevel@tonic-gate 
1512*0Sstevel@tonic-gate 			num_bytes = read(fd, bufp, bytes_left);
1513*0Sstevel@tonic-gate 
1514*0Sstevel@tonic-gate 			if (num_bytes == -1) {
1515*0Sstevel@tonic-gate 
1516*0Sstevel@tonic-gate 				/*
1517*0Sstevel@tonic-gate 				 * Distinguish between an aborted
1518*0Sstevel@tonic-gate 				 * session and other network errors.
1519*0Sstevel@tonic-gate 				 */
1520*0Sstevel@tonic-gate 				if (errno == ECONNRESET) {
1521*0Sstevel@tonic-gate 					return (RDR_ABORTED);
1522*0Sstevel@tonic-gate 				} else {
1523*0Sstevel@tonic-gate 					return (RDR_NET_ERR);
1524*0Sstevel@tonic-gate 				}
1525*0Sstevel@tonic-gate 			}
1526*0Sstevel@tonic-gate 
1527*0Sstevel@tonic-gate 			/* read 0 bytes, so operation was aborted */
1528*0Sstevel@tonic-gate 			if (num_bytes == 0) {
1529*0Sstevel@tonic-gate 				return (RDR_ABORTED);
1530*0Sstevel@tonic-gate 			}
1531*0Sstevel@tonic-gate 
1532*0Sstevel@tonic-gate 		} else {
1533*0Sstevel@tonic-gate 			return (RDR_NET_ERR);
1534*0Sstevel@tonic-gate 		}
1535*0Sstevel@tonic-gate 
1536*0Sstevel@tonic-gate 		bytes_left -= num_bytes;
1537*0Sstevel@tonic-gate 		bufp += num_bytes;
1538*0Sstevel@tonic-gate 	}
1539*0Sstevel@tonic-gate 
1540*0Sstevel@tonic-gate 	return (RDR_OK);
1541*0Sstevel@tonic-gate }
1542*0Sstevel@tonic-gate 
1543*0Sstevel@tonic-gate 
1544*0Sstevel@tonic-gate /*
1545*0Sstevel@tonic-gate  * validate_header:
1546*0Sstevel@tonic-gate  *
1547*0Sstevel@tonic-gate  * Perform a series of sanity checks on the header data that is
1548*0Sstevel@tonic-gate  * received. This gets called before the variable length data is
1549*0Sstevel@tonic-gate  * read in to make sure that the information in the header can
1550*0Sstevel@tonic-gate  * be trusted.
1551*0Sstevel@tonic-gate  */
1552*0Sstevel@tonic-gate static int
1553*0Sstevel@tonic-gate validate_header(rdr_msg_hdr_t *hdr)
1554*0Sstevel@tonic-gate {
1555*0Sstevel@tonic-gate 	unsigned char	op;
1556*0Sstevel@tonic-gate 
1557*0Sstevel@tonic-gate 
1558*0Sstevel@tonic-gate 	if (hdr == NULL) {
1559*0Sstevel@tonic-gate 		return (RDR_ERROR);
1560*0Sstevel@tonic-gate 	}
1561*0Sstevel@tonic-gate 
1562*0Sstevel@tonic-gate 	op = hdr->message_opcode;
1563*0Sstevel@tonic-gate 
1564*0Sstevel@tonic-gate 	/* validate opcode */
1565*0Sstevel@tonic-gate 	if ((op < RDR_SES_REQ) || (op >= RDR_NUM_OPS)) {
1566*0Sstevel@tonic-gate 		return (RDR_ERROR);
1567*0Sstevel@tonic-gate 	}
1568*0Sstevel@tonic-gate 
1569*0Sstevel@tonic-gate 	/* validate message size (and type) for op */
1570*0Sstevel@tonic-gate 	switch (hdr->data_type) {
1571*0Sstevel@tonic-gate 
1572*0Sstevel@tonic-gate 	case RDR_REQUEST:
1573*0Sstevel@tonic-gate 		if (hdr->data_length > msg_sizes[op].req_max) {
1574*0Sstevel@tonic-gate 			return (RDR_ERROR);
1575*0Sstevel@tonic-gate 		}
1576*0Sstevel@tonic-gate 		break;
1577*0Sstevel@tonic-gate 
1578*0Sstevel@tonic-gate 	case RDR_REPLY:
1579*0Sstevel@tonic-gate 		if (hdr->data_length > msg_sizes[op].reply_max) {
1580*0Sstevel@tonic-gate 			return (RDR_ERROR);
1581*0Sstevel@tonic-gate 		}
1582*0Sstevel@tonic-gate 		break;
1583*0Sstevel@tonic-gate 
1584*0Sstevel@tonic-gate 	default:
1585*0Sstevel@tonic-gate 		/* invalid data type */
1586*0Sstevel@tonic-gate 		return (RDR_ERROR);
1587*0Sstevel@tonic-gate 	}
1588*0Sstevel@tonic-gate 
1589*0Sstevel@tonic-gate 	/* all checks passed */
1590*0Sstevel@tonic-gate 	return (RDR_OK);
1591*0Sstevel@tonic-gate }
1592*0Sstevel@tonic-gate 
1593*0Sstevel@tonic-gate 
1594*0Sstevel@tonic-gate /*
1595*0Sstevel@tonic-gate  * pack_ses_req_request:
1596*0Sstevel@tonic-gate  *
1597*0Sstevel@tonic-gate  * Handle packing a session request request message.
1598*0Sstevel@tonic-gate  */
1599*0Sstevel@tonic-gate static int
1600*0Sstevel@tonic-gate pack_ses_req_request(ses_req_params_t *params, char **buf, int *buf_size)
1601*0Sstevel@tonic-gate {
1602*0Sstevel@tonic-gate 	char		*bufptr;
1603*0Sstevel@tonic-gate 	int		locale_str_len;
1604*0Sstevel@tonic-gate 	rdr_ses_req_t	ses_req;
1605*0Sstevel@tonic-gate 
1606*0Sstevel@tonic-gate 
1607*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
1608*0Sstevel@tonic-gate 		return (RDR_ERROR);
1609*0Sstevel@tonic-gate 	}
1610*0Sstevel@tonic-gate 
1611*0Sstevel@tonic-gate 	/*
1612*0Sstevel@tonic-gate 	 * Determine the size of the locale string
1613*0Sstevel@tonic-gate 	 */
1614*0Sstevel@tonic-gate 	if (params->locale_str != NULL) {
1615*0Sstevel@tonic-gate 		locale_str_len = strlen(params->locale_str) + 1;
1616*0Sstevel@tonic-gate 	} else {
1617*0Sstevel@tonic-gate 		locale_str_len = 0;
1618*0Sstevel@tonic-gate 	}
1619*0Sstevel@tonic-gate 
1620*0Sstevel@tonic-gate 	/*
1621*0Sstevel@tonic-gate 	 * Collect size info specific to the ses_req request message
1622*0Sstevel@tonic-gate 	 * and allocate a buffer
1623*0Sstevel@tonic-gate 	 */
1624*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_ses_req_t);
1625*0Sstevel@tonic-gate 	*buf_size += locale_str_len;
1626*0Sstevel@tonic-gate 
1627*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
1628*0Sstevel@tonic-gate 	if (*buf == NULL) {
1629*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
1630*0Sstevel@tonic-gate 	}
1631*0Sstevel@tonic-gate 
1632*0Sstevel@tonic-gate 	/*
1633*0Sstevel@tonic-gate 	 * Set fixed locale size label by name
1634*0Sstevel@tonic-gate 	 */
1635*0Sstevel@tonic-gate 	ses_req.locale_size = locale_str_len;
1636*0Sstevel@tonic-gate 
1637*0Sstevel@tonic-gate 	/*
1638*0Sstevel@tonic-gate 	 * Set variable information using memcpy
1639*0Sstevel@tonic-gate 	 */
1640*0Sstevel@tonic-gate 	bufptr = *buf;
1641*0Sstevel@tonic-gate 
1642*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &ses_req, sizeof (rdr_ses_req_t));
1643*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_ses_req_t);
1644*0Sstevel@tonic-gate 
1645*0Sstevel@tonic-gate 	if (params->locale_str != NULL) {
1646*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->locale_str, locale_str_len);
1647*0Sstevel@tonic-gate 		bufptr += locale_str_len;
1648*0Sstevel@tonic-gate 	}
1649*0Sstevel@tonic-gate 
1650*0Sstevel@tonic-gate 	return (RDR_OK);
1651*0Sstevel@tonic-gate }
1652*0Sstevel@tonic-gate 
1653*0Sstevel@tonic-gate 
1654*0Sstevel@tonic-gate /*
1655*0Sstevel@tonic-gate  * unpack_ses_req_request:
1656*0Sstevel@tonic-gate  *
1657*0Sstevel@tonic-gate  * Handle unpacking a session request request message.
1658*0Sstevel@tonic-gate  */
1659*0Sstevel@tonic-gate static int
1660*0Sstevel@tonic-gate unpack_ses_req_request(ses_req_params_t *params, const char *buf)
1661*0Sstevel@tonic-gate {
1662*0Sstevel@tonic-gate 	char		*bufptr;
1663*0Sstevel@tonic-gate 	rdr_ses_req_t	ses_req_data;
1664*0Sstevel@tonic-gate 
1665*0Sstevel@tonic-gate 
1666*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
1667*0Sstevel@tonic-gate 		return (RDR_ERROR);
1668*0Sstevel@tonic-gate 	}
1669*0Sstevel@tonic-gate 
1670*0Sstevel@tonic-gate 	bufptr = (char *)buf;
1671*0Sstevel@tonic-gate 	(void) memcpy(&ses_req_data, bufptr, sizeof (rdr_ses_req_t));
1672*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_ses_req_t);
1673*0Sstevel@tonic-gate 
1674*0Sstevel@tonic-gate 	/*
1675*0Sstevel@tonic-gate 	 * handle getting the locale string
1676*0Sstevel@tonic-gate 	 */
1677*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->locale_str),
1678*0Sstevel@tonic-gate 	    ses_req_data.locale_size, bufptr)) {
1679*0Sstevel@tonic-gate 		return (RDR_ERROR);
1680*0Sstevel@tonic-gate 	}
1681*0Sstevel@tonic-gate 
1682*0Sstevel@tonic-gate 	return (RDR_OK);
1683*0Sstevel@tonic-gate }
1684*0Sstevel@tonic-gate 
1685*0Sstevel@tonic-gate 
1686*0Sstevel@tonic-gate /*
1687*0Sstevel@tonic-gate  * pack_ses_req_reply:
1688*0Sstevel@tonic-gate  *
1689*0Sstevel@tonic-gate  * Handle packing a session request reply message.
1690*0Sstevel@tonic-gate  */
1691*0Sstevel@tonic-gate static int
1692*0Sstevel@tonic-gate pack_ses_req_reply(ses_req_params_t *params, char **buf, int *buf_size)
1693*0Sstevel@tonic-gate {
1694*0Sstevel@tonic-gate 	rdr_ses_req_reply_t	ses_req_reply_data;
1695*0Sstevel@tonic-gate 
1696*0Sstevel@tonic-gate 
1697*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
1698*0Sstevel@tonic-gate 		return (RDR_ERROR);
1699*0Sstevel@tonic-gate 	}
1700*0Sstevel@tonic-gate 
1701*0Sstevel@tonic-gate 	/*
1702*0Sstevel@tonic-gate 	 * Collect size info specific to the session request reply
1703*0Sstevel@tonic-gate 	 * message and allocate a buffer
1704*0Sstevel@tonic-gate 	 */
1705*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_ses_req_reply_t);
1706*0Sstevel@tonic-gate 
1707*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
1708*0Sstevel@tonic-gate 	if (*buf == NULL) {
1709*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
1710*0Sstevel@tonic-gate 	}
1711*0Sstevel@tonic-gate 
1712*0Sstevel@tonic-gate 	/*
1713*0Sstevel@tonic-gate 	 * Set fixed session identifier
1714*0Sstevel@tonic-gate 	 */
1715*0Sstevel@tonic-gate 	ses_req_reply_data.session_id = params->session_id;
1716*0Sstevel@tonic-gate 
1717*0Sstevel@tonic-gate 	/*
1718*0Sstevel@tonic-gate 	 * Copy information using memcpy
1719*0Sstevel@tonic-gate 	 */
1720*0Sstevel@tonic-gate 	(void) memcpy(*buf, &ses_req_reply_data, sizeof (rdr_ses_req_reply_t));
1721*0Sstevel@tonic-gate 
1722*0Sstevel@tonic-gate 	return (RDR_OK);
1723*0Sstevel@tonic-gate }
1724*0Sstevel@tonic-gate 
1725*0Sstevel@tonic-gate 
1726*0Sstevel@tonic-gate /*
1727*0Sstevel@tonic-gate  * unpack_ses_req_request:
1728*0Sstevel@tonic-gate  *
1729*0Sstevel@tonic-gate  * Handle unpacking a session request reply message.
1730*0Sstevel@tonic-gate  */
1731*0Sstevel@tonic-gate static int
1732*0Sstevel@tonic-gate unpack_ses_req_reply(ses_req_params_t *params, const char *buf)
1733*0Sstevel@tonic-gate {
1734*0Sstevel@tonic-gate 	rdr_ses_req_reply_t	*ses_req_reply_datap;
1735*0Sstevel@tonic-gate 
1736*0Sstevel@tonic-gate 
1737*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
1738*0Sstevel@tonic-gate 		return (RDR_ERROR);
1739*0Sstevel@tonic-gate 	}
1740*0Sstevel@tonic-gate 
1741*0Sstevel@tonic-gate 	/* LINTED Pointer Cast Alignment Warning */
1742*0Sstevel@tonic-gate 	ses_req_reply_datap = (rdr_ses_req_reply_t *)buf;
1743*0Sstevel@tonic-gate 
1744*0Sstevel@tonic-gate 	/*
1745*0Sstevel@tonic-gate 	 * copy out the session information
1746*0Sstevel@tonic-gate 	 */
1747*0Sstevel@tonic-gate 	params->session_id = ses_req_reply_datap->session_id;
1748*0Sstevel@tonic-gate 
1749*0Sstevel@tonic-gate 	return (RDR_OK);
1750*0Sstevel@tonic-gate }
1751*0Sstevel@tonic-gate 
1752*0Sstevel@tonic-gate 
1753*0Sstevel@tonic-gate /*
1754*0Sstevel@tonic-gate  * pack_change_state_request:
1755*0Sstevel@tonic-gate  *
1756*0Sstevel@tonic-gate  * Handle packing a change state request message.
1757*0Sstevel@tonic-gate  */
1758*0Sstevel@tonic-gate static int
1759*0Sstevel@tonic-gate pack_change_state_request(change_state_params_t *params, char **buf,
1760*0Sstevel@tonic-gate     int *buf_size)
1761*0Sstevel@tonic-gate {
1762*0Sstevel@tonic-gate 	int				i;
1763*0Sstevel@tonic-gate 	char				*bufptr;
1764*0Sstevel@tonic-gate 	rdr_change_state_t		change_state_data;
1765*0Sstevel@tonic-gate 	rdr_variable_message_info_t	var_msg_info;
1766*0Sstevel@tonic-gate 
1767*0Sstevel@tonic-gate 
1768*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
1769*0Sstevel@tonic-gate 		return (RDR_ERROR);
1770*0Sstevel@tonic-gate 	}
1771*0Sstevel@tonic-gate 
1772*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
1773*0Sstevel@tonic-gate 
1774*0Sstevel@tonic-gate 	/*
1775*0Sstevel@tonic-gate 	 * Set variable length fields and make a call to partially
1776*0Sstevel@tonic-gate 	 * pack it.
1777*0Sstevel@tonic-gate 	 */
1778*0Sstevel@tonic-gate 	if (pack_ap_ids(params->num_ap_ids, params->ap_ids, &var_msg_info)) {
1779*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
1780*0Sstevel@tonic-gate 		return (RDR_ERROR);
1781*0Sstevel@tonic-gate 	}
1782*0Sstevel@tonic-gate 	if (find_options_sizes(params->options, &var_msg_info)) {
1783*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
1784*0Sstevel@tonic-gate 		return (RDR_ERROR);
1785*0Sstevel@tonic-gate 	}
1786*0Sstevel@tonic-gate 
1787*0Sstevel@tonic-gate 	/*
1788*0Sstevel@tonic-gate 	 * Collect size info specific to the change_state request
1789*0Sstevel@tonic-gate 	 * message and allocate a buffer
1790*0Sstevel@tonic-gate 	 */
1791*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_change_state_t);
1792*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_int_size;
1793*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_char_size;
1794*0Sstevel@tonic-gate 	*buf_size += var_msg_info.options_strlen;
1795*0Sstevel@tonic-gate 	*buf_size += var_msg_info.options_pad_sz;
1796*0Sstevel@tonic-gate 
1797*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
1798*0Sstevel@tonic-gate 	if (*buf == NULL) {
1799*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
1800*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
1801*0Sstevel@tonic-gate 	}
1802*0Sstevel@tonic-gate 
1803*0Sstevel@tonic-gate 	/*
1804*0Sstevel@tonic-gate 	 * Set fixed address labels by name
1805*0Sstevel@tonic-gate 	 */
1806*0Sstevel@tonic-gate 	change_state_data.num_ap_ids = params->num_ap_ids;
1807*0Sstevel@tonic-gate 	change_state_data.ap_id_char_size = var_msg_info.ap_id_char_size;
1808*0Sstevel@tonic-gate 	change_state_data.options_size = var_msg_info.options_strlen +
1809*0Sstevel@tonic-gate 	    var_msg_info.options_pad_sz;
1810*0Sstevel@tonic-gate 
1811*0Sstevel@tonic-gate 	if (params->confp != NULL) {
1812*0Sstevel@tonic-gate 		change_state_data.confirm_callback_id =
1813*0Sstevel@tonic-gate 		    (unsigned long)params->confp->confirm;
1814*0Sstevel@tonic-gate 		change_state_data.confirm_appdata_ptr =
1815*0Sstevel@tonic-gate 		    (unsigned long)params->confp->appdata_ptr;
1816*0Sstevel@tonic-gate 	} else {
1817*0Sstevel@tonic-gate 		change_state_data.confirm_callback_id = 0;
1818*0Sstevel@tonic-gate 		change_state_data.confirm_appdata_ptr = 0;
1819*0Sstevel@tonic-gate 	}
1820*0Sstevel@tonic-gate 	if (params->msgp != NULL) {
1821*0Sstevel@tonic-gate 		change_state_data.msg_callback_id =
1822*0Sstevel@tonic-gate 		    (unsigned long)params->msgp->message_routine;
1823*0Sstevel@tonic-gate 		change_state_data.msg_appdata_ptr =
1824*0Sstevel@tonic-gate 		    (unsigned long)params->msgp->appdata_ptr;
1825*0Sstevel@tonic-gate 	} else {
1826*0Sstevel@tonic-gate 		change_state_data.msg_callback_id = 0;
1827*0Sstevel@tonic-gate 		change_state_data.msg_appdata_ptr = 0;
1828*0Sstevel@tonic-gate 	}
1829*0Sstevel@tonic-gate 
1830*0Sstevel@tonic-gate 	change_state_data.flags = params->flags;
1831*0Sstevel@tonic-gate 	change_state_data.timeval = params->timeval;
1832*0Sstevel@tonic-gate 	change_state_data.state_change_cmd = params->state_change;
1833*0Sstevel@tonic-gate 	if (params->errstring != NULL) {
1834*0Sstevel@tonic-gate 		change_state_data.error_msg_ctl = RDR_GENERATE_ERR_MSGS;
1835*0Sstevel@tonic-gate 	} else {
1836*0Sstevel@tonic-gate 		change_state_data.error_msg_ctl = RDR_DONT_GENERATE_ERR_MSGS;
1837*0Sstevel@tonic-gate 	}
1838*0Sstevel@tonic-gate 	change_state_data.retries = params->retries;
1839*0Sstevel@tonic-gate 
1840*0Sstevel@tonic-gate 	/*
1841*0Sstevel@tonic-gate 	 * Set variable information using memcpy
1842*0Sstevel@tonic-gate 	 */
1843*0Sstevel@tonic-gate 	bufptr = *buf;
1844*0Sstevel@tonic-gate 
1845*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &change_state_data, sizeof (rdr_change_state_t));
1846*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_change_state_t);
1847*0Sstevel@tonic-gate 
1848*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_sizes != NULL) {
1849*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_sizes,
1850*0Sstevel@tonic-gate 		    var_msg_info.ap_id_int_size);
1851*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_int_size;
1852*0Sstevel@tonic-gate 	}
1853*0Sstevel@tonic-gate 
1854*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_chars != NULL) {
1855*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_chars,
1856*0Sstevel@tonic-gate 		    var_msg_info.ap_id_char_size);
1857*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_char_size;
1858*0Sstevel@tonic-gate 	}
1859*0Sstevel@tonic-gate 
1860*0Sstevel@tonic-gate 	if (params->options != NULL) {
1861*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->options,
1862*0Sstevel@tonic-gate 		    var_msg_info.options_strlen);
1863*0Sstevel@tonic-gate 		bufptr += var_msg_info.options_strlen;
1864*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.options_pad_sz; i++) {
1865*0Sstevel@tonic-gate 			bufptr[i] = 0;
1866*0Sstevel@tonic-gate 		}
1867*0Sstevel@tonic-gate 		bufptr += var_msg_info.options_pad_sz;
1868*0Sstevel@tonic-gate 	}
1869*0Sstevel@tonic-gate 
1870*0Sstevel@tonic-gate 	cleanup_variable_ap_id_info(&var_msg_info);
1871*0Sstevel@tonic-gate 
1872*0Sstevel@tonic-gate 	return (RDR_OK);
1873*0Sstevel@tonic-gate }
1874*0Sstevel@tonic-gate 
1875*0Sstevel@tonic-gate 
1876*0Sstevel@tonic-gate /*
1877*0Sstevel@tonic-gate  * unpack_change_state_request:
1878*0Sstevel@tonic-gate  *
1879*0Sstevel@tonic-gate  * Handle unpacking a change state request message.
1880*0Sstevel@tonic-gate  */
1881*0Sstevel@tonic-gate static int
1882*0Sstevel@tonic-gate unpack_change_state_request(change_state_params_t *params, const char *buf)
1883*0Sstevel@tonic-gate {
1884*0Sstevel@tonic-gate 	char				*bufptr;
1885*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
1886*0Sstevel@tonic-gate 	rdr_change_state_t		change_state_data;
1887*0Sstevel@tonic-gate 
1888*0Sstevel@tonic-gate 
1889*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
1890*0Sstevel@tonic-gate 		return (RDR_ERROR);
1891*0Sstevel@tonic-gate 	}
1892*0Sstevel@tonic-gate 
1893*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
1894*0Sstevel@tonic-gate 
1895*0Sstevel@tonic-gate 	bufptr = (char *)buf;
1896*0Sstevel@tonic-gate 	(void) memcpy(&change_state_data, bufptr, sizeof (rdr_change_state_t));
1897*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_change_state_t);
1898*0Sstevel@tonic-gate 
1899*0Sstevel@tonic-gate 	/*
1900*0Sstevel@tonic-gate 	 * handle getting the ap_ids
1901*0Sstevel@tonic-gate 	 */
1902*0Sstevel@tonic-gate 	var_msg_info.ap_id_char_size = change_state_data.ap_id_char_size;
1903*0Sstevel@tonic-gate 	if (get_ap_ids_from_buf((char ***)&(params->ap_ids),
1904*0Sstevel@tonic-gate 	    change_state_data.num_ap_ids, &var_msg_info, bufptr)) {
1905*0Sstevel@tonic-gate 		return (RDR_ERROR);
1906*0Sstevel@tonic-gate 	}
1907*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_int_size;
1908*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_char_size;
1909*0Sstevel@tonic-gate 
1910*0Sstevel@tonic-gate 	/*
1911*0Sstevel@tonic-gate 	 * handle getting the options
1912*0Sstevel@tonic-gate 	 */
1913*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->options),
1914*0Sstevel@tonic-gate 	    change_state_data.options_size, bufptr)) {
1915*0Sstevel@tonic-gate 		return (RDR_ERROR);
1916*0Sstevel@tonic-gate 	}
1917*0Sstevel@tonic-gate 	bufptr += change_state_data.options_size;
1918*0Sstevel@tonic-gate 
1919*0Sstevel@tonic-gate 	/*
1920*0Sstevel@tonic-gate 	 * Set fixed address labels by name
1921*0Sstevel@tonic-gate 	 */
1922*0Sstevel@tonic-gate 	params->state_change = (cfga_cmd_t)change_state_data.state_change_cmd;
1923*0Sstevel@tonic-gate 	params->num_ap_ids = change_state_data.num_ap_ids;
1924*0Sstevel@tonic-gate 
1925*0Sstevel@tonic-gate 	params->confp = (struct cfga_confirm *)
1926*0Sstevel@tonic-gate 	    malloc(sizeof (struct cfga_confirm));
1927*0Sstevel@tonic-gate 	if (params->confp == NULL) {
1928*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
1929*0Sstevel@tonic-gate 	}
1930*0Sstevel@tonic-gate 
1931*0Sstevel@tonic-gate 	/* set params->confp->confirm using memcpy */
1932*0Sstevel@tonic-gate 	(void) memcpy((void*)params->confp,
1933*0Sstevel@tonic-gate 	    &(change_state_data.confirm_callback_id), sizeof (unsigned long));
1934*0Sstevel@tonic-gate 	params->confp->appdata_ptr =
1935*0Sstevel@tonic-gate 	    (void*)change_state_data.confirm_appdata_ptr;
1936*0Sstevel@tonic-gate 
1937*0Sstevel@tonic-gate 	params->msgp = (struct cfga_msg *)malloc(sizeof (struct cfga_msg));
1938*0Sstevel@tonic-gate 	if (params->msgp == NULL) {
1939*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
1940*0Sstevel@tonic-gate 	}
1941*0Sstevel@tonic-gate 
1942*0Sstevel@tonic-gate 	/* set params->msgp->message_routine using memcpy */
1943*0Sstevel@tonic-gate 	(void) memcpy((void*)params->msgp,
1944*0Sstevel@tonic-gate 	    &(change_state_data.msg_callback_id), sizeof (unsigned long));
1945*0Sstevel@tonic-gate 	params->msgp->appdata_ptr =
1946*0Sstevel@tonic-gate 	    (void*)change_state_data.msg_appdata_ptr;
1947*0Sstevel@tonic-gate 
1948*0Sstevel@tonic-gate 	if (change_state_data.error_msg_ctl == RDR_GENERATE_ERR_MSGS) {
1949*0Sstevel@tonic-gate 		params->errstring = (char **)malloc(sizeof (char *));
1950*0Sstevel@tonic-gate 		if (params->errstring == NULL) {
1951*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
1952*0Sstevel@tonic-gate 		}
1953*0Sstevel@tonic-gate 		*(params->errstring) = NULL;
1954*0Sstevel@tonic-gate 	} else {	/* error_msg_ctl == RDR_DONT_GENERATE_ERR_MSGS */
1955*0Sstevel@tonic-gate 		params->errstring = NULL;
1956*0Sstevel@tonic-gate 	}
1957*0Sstevel@tonic-gate 	params->flags = change_state_data.flags;
1958*0Sstevel@tonic-gate 	params->timeval = change_state_data.timeval;
1959*0Sstevel@tonic-gate 	params->retries = change_state_data.retries;
1960*0Sstevel@tonic-gate 
1961*0Sstevel@tonic-gate 	return (RDR_OK);
1962*0Sstevel@tonic-gate }
1963*0Sstevel@tonic-gate 
1964*0Sstevel@tonic-gate 
1965*0Sstevel@tonic-gate /*
1966*0Sstevel@tonic-gate  * pack_change_state_reply:
1967*0Sstevel@tonic-gate  *
1968*0Sstevel@tonic-gate  * Handle packing a change state reply message.
1969*0Sstevel@tonic-gate  */
1970*0Sstevel@tonic-gate static int
1971*0Sstevel@tonic-gate pack_change_state_reply(change_state_params_t *params, char **buf,
1972*0Sstevel@tonic-gate     int *buf_size)
1973*0Sstevel@tonic-gate {
1974*0Sstevel@tonic-gate 	int				i;
1975*0Sstevel@tonic-gate 	char				*bufptr;
1976*0Sstevel@tonic-gate 	rdr_change_state_reply_t	change_state_data;
1977*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
1978*0Sstevel@tonic-gate 
1979*0Sstevel@tonic-gate 
1980*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
1981*0Sstevel@tonic-gate 
1982*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
1983*0Sstevel@tonic-gate 		return (RDR_ERROR);
1984*0Sstevel@tonic-gate 	}
1985*0Sstevel@tonic-gate 
1986*0Sstevel@tonic-gate 	/*
1987*0Sstevel@tonic-gate 	 * Set variable length fields (size info)
1988*0Sstevel@tonic-gate 	 */
1989*0Sstevel@tonic-gate 	if (find_errstring_sizes(params->errstring, &var_msg_info)) {
1990*0Sstevel@tonic-gate 		return (RDR_ERROR);
1991*0Sstevel@tonic-gate 	}
1992*0Sstevel@tonic-gate 
1993*0Sstevel@tonic-gate 	/*
1994*0Sstevel@tonic-gate 	 * Collect size info specific to the change_state reply
1995*0Sstevel@tonic-gate 	 * message and allocate a buffer
1996*0Sstevel@tonic-gate 	 */
1997*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_change_state_reply_t);
1998*0Sstevel@tonic-gate 	*buf_size += var_msg_info.errstring_strlen;
1999*0Sstevel@tonic-gate 	*buf_size += var_msg_info.errstring_pad_sz;
2000*0Sstevel@tonic-gate 
2001*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
2002*0Sstevel@tonic-gate 	if (*buf == NULL) {
2003*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2004*0Sstevel@tonic-gate 	}
2005*0Sstevel@tonic-gate 
2006*0Sstevel@tonic-gate 	/*
2007*0Sstevel@tonic-gate 	 * Set fixed address labels by name
2008*0Sstevel@tonic-gate 	 */
2009*0Sstevel@tonic-gate 	change_state_data.errstring_size = var_msg_info.errstring_strlen +
2010*0Sstevel@tonic-gate 	    var_msg_info.errstring_pad_sz;
2011*0Sstevel@tonic-gate 
2012*0Sstevel@tonic-gate 	/*
2013*0Sstevel@tonic-gate 	 * Set variable information using memcpy
2014*0Sstevel@tonic-gate 	 */
2015*0Sstevel@tonic-gate 	bufptr = *buf;
2016*0Sstevel@tonic-gate 
2017*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &change_state_data,
2018*0Sstevel@tonic-gate 	    sizeof (rdr_change_state_reply_t));
2019*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_change_state_reply_t);
2020*0Sstevel@tonic-gate 
2021*0Sstevel@tonic-gate 	if ((params->errstring != NULL) && (*(params->errstring) != NULL)) {
2022*0Sstevel@tonic-gate 		(void) memcpy(bufptr, *(params->errstring),
2023*0Sstevel@tonic-gate 		    var_msg_info.errstring_strlen);
2024*0Sstevel@tonic-gate 		bufptr += var_msg_info.errstring_strlen;
2025*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.errstring_pad_sz; i++) {
2026*0Sstevel@tonic-gate 			bufptr[i] = 0;
2027*0Sstevel@tonic-gate 		}
2028*0Sstevel@tonic-gate 		bufptr += var_msg_info.errstring_pad_sz;
2029*0Sstevel@tonic-gate 	}
2030*0Sstevel@tonic-gate 
2031*0Sstevel@tonic-gate 	return (RDR_OK);
2032*0Sstevel@tonic-gate }
2033*0Sstevel@tonic-gate 
2034*0Sstevel@tonic-gate 
2035*0Sstevel@tonic-gate /*
2036*0Sstevel@tonic-gate  * unpack_change_state_reply:
2037*0Sstevel@tonic-gate  *
2038*0Sstevel@tonic-gate  * Handle unpacking a change state reply message.
2039*0Sstevel@tonic-gate  */
2040*0Sstevel@tonic-gate static int
2041*0Sstevel@tonic-gate unpack_change_state_reply(change_state_params_t *params, const char *buf)
2042*0Sstevel@tonic-gate {
2043*0Sstevel@tonic-gate 	char				*bufptr;
2044*0Sstevel@tonic-gate 	rdr_change_state_reply_t	change_state_data;
2045*0Sstevel@tonic-gate 
2046*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
2047*0Sstevel@tonic-gate 		return (RDR_ERROR);
2048*0Sstevel@tonic-gate 	}
2049*0Sstevel@tonic-gate 
2050*0Sstevel@tonic-gate 	bufptr = (char *)buf;
2051*0Sstevel@tonic-gate 	(void) memcpy(&change_state_data, bufptr,
2052*0Sstevel@tonic-gate 	    sizeof (rdr_change_state_reply_t));
2053*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_change_state_reply_t);
2054*0Sstevel@tonic-gate 
2055*0Sstevel@tonic-gate 	/*
2056*0Sstevel@tonic-gate 	 * handle getting the errstring
2057*0Sstevel@tonic-gate 	 */
2058*0Sstevel@tonic-gate 	params->errstring = (char **)malloc(sizeof (char *));
2059*0Sstevel@tonic-gate 	if (params->errstring == NULL) {
2060*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2061*0Sstevel@tonic-gate 	}
2062*0Sstevel@tonic-gate 	if (get_string_from_buf(params->errstring,
2063*0Sstevel@tonic-gate 	    change_state_data.errstring_size, bufptr)) {
2064*0Sstevel@tonic-gate 		return (RDR_ERROR);
2065*0Sstevel@tonic-gate 	}
2066*0Sstevel@tonic-gate 	bufptr += change_state_data.errstring_size;
2067*0Sstevel@tonic-gate 
2068*0Sstevel@tonic-gate 	return (RDR_OK);
2069*0Sstevel@tonic-gate }
2070*0Sstevel@tonic-gate 
2071*0Sstevel@tonic-gate 
2072*0Sstevel@tonic-gate /*
2073*0Sstevel@tonic-gate  * pack_private_func_request:
2074*0Sstevel@tonic-gate  *
2075*0Sstevel@tonic-gate  * Handle packing a private function request message.
2076*0Sstevel@tonic-gate  */
2077*0Sstevel@tonic-gate static int
2078*0Sstevel@tonic-gate pack_private_func_request(private_func_params_t *params, char **buf,
2079*0Sstevel@tonic-gate     int *buf_size)
2080*0Sstevel@tonic-gate {
2081*0Sstevel@tonic-gate 	int				i;
2082*0Sstevel@tonic-gate 	char				*bufptr;
2083*0Sstevel@tonic-gate 	rdr_private_func_t		private_func_data;
2084*0Sstevel@tonic-gate 	rdr_variable_message_info_t	var_msg_info;
2085*0Sstevel@tonic-gate 
2086*0Sstevel@tonic-gate 
2087*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
2088*0Sstevel@tonic-gate 		return (RDR_ERROR);
2089*0Sstevel@tonic-gate 	}
2090*0Sstevel@tonic-gate 
2091*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
2092*0Sstevel@tonic-gate 
2093*0Sstevel@tonic-gate 	/*
2094*0Sstevel@tonic-gate 	 * Set variable length fields and make a call to partially
2095*0Sstevel@tonic-gate 	 * pack it.
2096*0Sstevel@tonic-gate 	 */
2097*0Sstevel@tonic-gate 	if (pack_ap_ids(params->num_ap_ids, params->ap_ids, &var_msg_info)) {
2098*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2099*0Sstevel@tonic-gate 		return (RDR_ERROR);
2100*0Sstevel@tonic-gate 	}
2101*0Sstevel@tonic-gate 	if (find_options_sizes(params->options, &var_msg_info)) {
2102*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2103*0Sstevel@tonic-gate 		return (RDR_ERROR);
2104*0Sstevel@tonic-gate 	}
2105*0Sstevel@tonic-gate 	if (find_function_sizes(params->function, &var_msg_info)) {
2106*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2107*0Sstevel@tonic-gate 		return (RDR_ERROR);
2108*0Sstevel@tonic-gate 	}
2109*0Sstevel@tonic-gate 
2110*0Sstevel@tonic-gate 	/*
2111*0Sstevel@tonic-gate 	 * Collect size info specific to the private_func request
2112*0Sstevel@tonic-gate 	 * message and allocate a buffer
2113*0Sstevel@tonic-gate 	 */
2114*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_private_func_t);
2115*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_int_size;
2116*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_char_size;
2117*0Sstevel@tonic-gate 	*buf_size += var_msg_info.options_strlen;
2118*0Sstevel@tonic-gate 	*buf_size += var_msg_info.options_pad_sz;
2119*0Sstevel@tonic-gate 	*buf_size += var_msg_info.function_strlen;
2120*0Sstevel@tonic-gate 	*buf_size += var_msg_info.function_pad_sz;
2121*0Sstevel@tonic-gate 
2122*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
2123*0Sstevel@tonic-gate 	if (*buf == NULL) {
2124*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2125*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2126*0Sstevel@tonic-gate 	}
2127*0Sstevel@tonic-gate 
2128*0Sstevel@tonic-gate 	/*
2129*0Sstevel@tonic-gate 	 * Set fixed address labels by name
2130*0Sstevel@tonic-gate 	 */
2131*0Sstevel@tonic-gate 	private_func_data.num_ap_ids = params->num_ap_ids;
2132*0Sstevel@tonic-gate 	private_func_data.ap_id_char_size = var_msg_info.ap_id_char_size;
2133*0Sstevel@tonic-gate 	private_func_data.options_size = var_msg_info.options_strlen +
2134*0Sstevel@tonic-gate 	    var_msg_info.options_pad_sz;
2135*0Sstevel@tonic-gate 	private_func_data.function_size = var_msg_info.function_strlen +
2136*0Sstevel@tonic-gate 	    var_msg_info.function_pad_sz;
2137*0Sstevel@tonic-gate 
2138*0Sstevel@tonic-gate 	if (params->confp != NULL) {
2139*0Sstevel@tonic-gate 		private_func_data.confirm_callback_id =
2140*0Sstevel@tonic-gate 		    (unsigned long)params->confp->confirm;
2141*0Sstevel@tonic-gate 		private_func_data.confirm_appdata_ptr =
2142*0Sstevel@tonic-gate 		    (unsigned long)params->confp->appdata_ptr;
2143*0Sstevel@tonic-gate 	} else {
2144*0Sstevel@tonic-gate 		private_func_data.confirm_callback_id = 0;
2145*0Sstevel@tonic-gate 		private_func_data.confirm_appdata_ptr = 0;
2146*0Sstevel@tonic-gate 	}
2147*0Sstevel@tonic-gate 	if (params->msgp != NULL) {
2148*0Sstevel@tonic-gate 		private_func_data.msg_callback_id =
2149*0Sstevel@tonic-gate 		    (unsigned long)params->msgp->message_routine;
2150*0Sstevel@tonic-gate 		private_func_data.msg_appdata_ptr =
2151*0Sstevel@tonic-gate 		    (unsigned long)params->msgp->appdata_ptr;
2152*0Sstevel@tonic-gate 	} else {
2153*0Sstevel@tonic-gate 		private_func_data.msg_callback_id = 0;
2154*0Sstevel@tonic-gate 		private_func_data.msg_appdata_ptr = 0;
2155*0Sstevel@tonic-gate 	}
2156*0Sstevel@tonic-gate 
2157*0Sstevel@tonic-gate 	private_func_data.flags = params->flags;
2158*0Sstevel@tonic-gate 
2159*0Sstevel@tonic-gate 	if (params->errstring != NULL) {
2160*0Sstevel@tonic-gate 		private_func_data.error_msg_ctl = RDR_GENERATE_ERR_MSGS;
2161*0Sstevel@tonic-gate 	} else {
2162*0Sstevel@tonic-gate 		private_func_data.error_msg_ctl = RDR_DONT_GENERATE_ERR_MSGS;
2163*0Sstevel@tonic-gate 	}
2164*0Sstevel@tonic-gate 
2165*0Sstevel@tonic-gate 	/*
2166*0Sstevel@tonic-gate 	 * Set variable information using memcpy
2167*0Sstevel@tonic-gate 	 */
2168*0Sstevel@tonic-gate 	bufptr = *buf;
2169*0Sstevel@tonic-gate 
2170*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &private_func_data, sizeof (rdr_private_func_t));
2171*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_private_func_t);
2172*0Sstevel@tonic-gate 
2173*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_sizes != NULL) {
2174*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_sizes,
2175*0Sstevel@tonic-gate 		    var_msg_info.ap_id_int_size);
2176*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_int_size;
2177*0Sstevel@tonic-gate 	}
2178*0Sstevel@tonic-gate 
2179*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_chars != NULL) {
2180*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_chars,
2181*0Sstevel@tonic-gate 		    var_msg_info.ap_id_char_size);
2182*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_char_size;
2183*0Sstevel@tonic-gate 	}
2184*0Sstevel@tonic-gate 
2185*0Sstevel@tonic-gate 	if (params->options != NULL) {
2186*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->options,
2187*0Sstevel@tonic-gate 		    var_msg_info.options_strlen);
2188*0Sstevel@tonic-gate 		bufptr += var_msg_info.options_strlen;
2189*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.options_pad_sz; i++) {
2190*0Sstevel@tonic-gate 			bufptr[i] = 0;
2191*0Sstevel@tonic-gate 		}
2192*0Sstevel@tonic-gate 		bufptr += var_msg_info.options_pad_sz;
2193*0Sstevel@tonic-gate 	}
2194*0Sstevel@tonic-gate 
2195*0Sstevel@tonic-gate 	if (params->function != NULL) {
2196*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->function,
2197*0Sstevel@tonic-gate 		    var_msg_info.function_strlen);
2198*0Sstevel@tonic-gate 		bufptr += var_msg_info.function_strlen;
2199*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.function_pad_sz; i++) {
2200*0Sstevel@tonic-gate 			bufptr[i] = 0;
2201*0Sstevel@tonic-gate 		}
2202*0Sstevel@tonic-gate 		bufptr += var_msg_info.function_pad_sz;
2203*0Sstevel@tonic-gate 	}
2204*0Sstevel@tonic-gate 
2205*0Sstevel@tonic-gate 	cleanup_variable_ap_id_info(&var_msg_info);
2206*0Sstevel@tonic-gate 
2207*0Sstevel@tonic-gate 	return (RDR_OK);
2208*0Sstevel@tonic-gate }
2209*0Sstevel@tonic-gate 
2210*0Sstevel@tonic-gate 
2211*0Sstevel@tonic-gate /*
2212*0Sstevel@tonic-gate  * unpack_private_func_request:
2213*0Sstevel@tonic-gate  *
2214*0Sstevel@tonic-gate  * Handle unpacking a private function request message.
2215*0Sstevel@tonic-gate  */
2216*0Sstevel@tonic-gate static int
2217*0Sstevel@tonic-gate unpack_private_func_request(private_func_params_t *params, const char *buf)
2218*0Sstevel@tonic-gate {
2219*0Sstevel@tonic-gate 	char				*bufptr;
2220*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
2221*0Sstevel@tonic-gate 	rdr_private_func_t		private_func_data;
2222*0Sstevel@tonic-gate 
2223*0Sstevel@tonic-gate 
2224*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
2225*0Sstevel@tonic-gate 
2226*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
2227*0Sstevel@tonic-gate 		return (RDR_ERROR);
2228*0Sstevel@tonic-gate 	}
2229*0Sstevel@tonic-gate 
2230*0Sstevel@tonic-gate 	bufptr = (char *)buf;
2231*0Sstevel@tonic-gate 	(void) memcpy(&private_func_data, bufptr, sizeof (rdr_private_func_t));
2232*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_private_func_t);
2233*0Sstevel@tonic-gate 
2234*0Sstevel@tonic-gate 	/*
2235*0Sstevel@tonic-gate 	 * handle getting the ap_ids
2236*0Sstevel@tonic-gate 	 */
2237*0Sstevel@tonic-gate 	var_msg_info.ap_id_char_size = private_func_data.ap_id_char_size;
2238*0Sstevel@tonic-gate 	if (get_ap_ids_from_buf((char ***)&(params->ap_ids),
2239*0Sstevel@tonic-gate 	    private_func_data.num_ap_ids, &var_msg_info, bufptr)) {
2240*0Sstevel@tonic-gate 		return (RDR_ERROR);
2241*0Sstevel@tonic-gate 	}
2242*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_int_size;
2243*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_char_size;
2244*0Sstevel@tonic-gate 
2245*0Sstevel@tonic-gate 	/*
2246*0Sstevel@tonic-gate 	 * handle getting the options and function
2247*0Sstevel@tonic-gate 	 */
2248*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->options),
2249*0Sstevel@tonic-gate 	    private_func_data.options_size, bufptr)) {
2250*0Sstevel@tonic-gate 		return (RDR_ERROR);
2251*0Sstevel@tonic-gate 	}
2252*0Sstevel@tonic-gate 	bufptr += private_func_data.options_size;
2253*0Sstevel@tonic-gate 
2254*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->function),
2255*0Sstevel@tonic-gate 	    private_func_data.function_size, bufptr)) {
2256*0Sstevel@tonic-gate 		return (RDR_ERROR);
2257*0Sstevel@tonic-gate 	}
2258*0Sstevel@tonic-gate 	bufptr += private_func_data.function_size;
2259*0Sstevel@tonic-gate 
2260*0Sstevel@tonic-gate 	/*
2261*0Sstevel@tonic-gate 	 * Set fixed address labels by name
2262*0Sstevel@tonic-gate 	 */
2263*0Sstevel@tonic-gate 	params->num_ap_ids = private_func_data.num_ap_ids;
2264*0Sstevel@tonic-gate 
2265*0Sstevel@tonic-gate 	params->confp = (struct cfga_confirm *)
2266*0Sstevel@tonic-gate 	    malloc(sizeof (struct cfga_confirm));
2267*0Sstevel@tonic-gate 	if (params->confp == NULL) {
2268*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2269*0Sstevel@tonic-gate 	}
2270*0Sstevel@tonic-gate 
2271*0Sstevel@tonic-gate 	/* set params->confp->confirm using memcpy */
2272*0Sstevel@tonic-gate 	(void) memcpy((void*)params->confp,
2273*0Sstevel@tonic-gate 	    &(private_func_data.confirm_callback_id), sizeof (unsigned long));
2274*0Sstevel@tonic-gate 	params->confp->appdata_ptr =
2275*0Sstevel@tonic-gate 	    (void*)private_func_data.confirm_appdata_ptr;
2276*0Sstevel@tonic-gate 
2277*0Sstevel@tonic-gate 	params->msgp = (struct cfga_msg *)malloc(sizeof (struct cfga_msg));
2278*0Sstevel@tonic-gate 	if (params->msgp == NULL) {
2279*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2280*0Sstevel@tonic-gate 	}
2281*0Sstevel@tonic-gate 
2282*0Sstevel@tonic-gate 	/* set params->msgp->message_routine using memcpy */
2283*0Sstevel@tonic-gate 	(void) memcpy((void*)params->msgp,
2284*0Sstevel@tonic-gate 	    &(private_func_data.msg_callback_id), sizeof (unsigned long));
2285*0Sstevel@tonic-gate 	params->msgp->appdata_ptr =
2286*0Sstevel@tonic-gate 	    (void*)private_func_data.msg_appdata_ptr;
2287*0Sstevel@tonic-gate 
2288*0Sstevel@tonic-gate 	if (private_func_data.error_msg_ctl == RDR_GENERATE_ERR_MSGS) {
2289*0Sstevel@tonic-gate 		params->errstring = (char **)malloc(sizeof (char *));
2290*0Sstevel@tonic-gate 		if (params->errstring == NULL) {
2291*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
2292*0Sstevel@tonic-gate 		}
2293*0Sstevel@tonic-gate 		*(params->errstring) = NULL;
2294*0Sstevel@tonic-gate 	} else {	/* error_msg_ctl == RDR_DONT_GENERATE_ERR_MSGS */
2295*0Sstevel@tonic-gate 		params->errstring = NULL;
2296*0Sstevel@tonic-gate 	}
2297*0Sstevel@tonic-gate 	params->flags = private_func_data.flags;
2298*0Sstevel@tonic-gate 
2299*0Sstevel@tonic-gate 	return (RDR_OK);
2300*0Sstevel@tonic-gate }
2301*0Sstevel@tonic-gate 
2302*0Sstevel@tonic-gate 
2303*0Sstevel@tonic-gate /*
2304*0Sstevel@tonic-gate  * pack_private_func_reply:
2305*0Sstevel@tonic-gate  *
2306*0Sstevel@tonic-gate  * Handle packing a private function reply message.
2307*0Sstevel@tonic-gate  */
2308*0Sstevel@tonic-gate static int
2309*0Sstevel@tonic-gate pack_private_func_reply(private_func_params_t *params, char **buf,
2310*0Sstevel@tonic-gate     int *buf_size)
2311*0Sstevel@tonic-gate {
2312*0Sstevel@tonic-gate 	int				i;
2313*0Sstevel@tonic-gate 	char				*bufptr;
2314*0Sstevel@tonic-gate 	rdr_private_func_reply_t	private_func_data;
2315*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
2316*0Sstevel@tonic-gate 
2317*0Sstevel@tonic-gate 
2318*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
2319*0Sstevel@tonic-gate 
2320*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
2321*0Sstevel@tonic-gate 		return (RDR_ERROR);
2322*0Sstevel@tonic-gate 	}
2323*0Sstevel@tonic-gate 
2324*0Sstevel@tonic-gate 	/*
2325*0Sstevel@tonic-gate 	 * Set variable length fields (size info)
2326*0Sstevel@tonic-gate 	 */
2327*0Sstevel@tonic-gate 	if (find_errstring_sizes(params->errstring, &var_msg_info)) {
2328*0Sstevel@tonic-gate 		return (RDR_ERROR);
2329*0Sstevel@tonic-gate 	}
2330*0Sstevel@tonic-gate 
2331*0Sstevel@tonic-gate 	/*
2332*0Sstevel@tonic-gate 	 * Collect size info specific to the private_func reply
2333*0Sstevel@tonic-gate 	 * message and allocate a buffer
2334*0Sstevel@tonic-gate 	 */
2335*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_private_func_reply_t);
2336*0Sstevel@tonic-gate 	*buf_size += var_msg_info.errstring_strlen;
2337*0Sstevel@tonic-gate 	*buf_size += var_msg_info.errstring_pad_sz;
2338*0Sstevel@tonic-gate 
2339*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
2340*0Sstevel@tonic-gate 	if (*buf == NULL) {
2341*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2342*0Sstevel@tonic-gate 	}
2343*0Sstevel@tonic-gate 
2344*0Sstevel@tonic-gate 	/*
2345*0Sstevel@tonic-gate 	 * Set fixed address labels by name
2346*0Sstevel@tonic-gate 	 */
2347*0Sstevel@tonic-gate 	private_func_data.errstring_size = var_msg_info.errstring_strlen +
2348*0Sstevel@tonic-gate 	    var_msg_info.errstring_pad_sz;
2349*0Sstevel@tonic-gate 
2350*0Sstevel@tonic-gate 	/*
2351*0Sstevel@tonic-gate 	 * Set variable information using memcpy
2352*0Sstevel@tonic-gate 	 */
2353*0Sstevel@tonic-gate 	bufptr = *buf;
2354*0Sstevel@tonic-gate 
2355*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &private_func_data,
2356*0Sstevel@tonic-gate 	    sizeof (rdr_private_func_reply_t));
2357*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_private_func_reply_t);
2358*0Sstevel@tonic-gate 	if ((params->errstring != NULL) && (*(params->errstring) != NULL)) {
2359*0Sstevel@tonic-gate 		(void) memcpy(bufptr, *(params->errstring),
2360*0Sstevel@tonic-gate 		    var_msg_info.errstring_strlen);
2361*0Sstevel@tonic-gate 		bufptr += var_msg_info.errstring_strlen;
2362*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.errstring_pad_sz; i++) {
2363*0Sstevel@tonic-gate 			bufptr[i] = 0;
2364*0Sstevel@tonic-gate 		}
2365*0Sstevel@tonic-gate 		bufptr += var_msg_info.errstring_pad_sz;
2366*0Sstevel@tonic-gate 	}
2367*0Sstevel@tonic-gate 
2368*0Sstevel@tonic-gate 	return (RDR_OK);
2369*0Sstevel@tonic-gate }
2370*0Sstevel@tonic-gate 
2371*0Sstevel@tonic-gate 
2372*0Sstevel@tonic-gate /*
2373*0Sstevel@tonic-gate  * unpack_private_func_reply:
2374*0Sstevel@tonic-gate  *
2375*0Sstevel@tonic-gate  * Handle unpacking a private function reply message.
2376*0Sstevel@tonic-gate  */
2377*0Sstevel@tonic-gate static int
2378*0Sstevel@tonic-gate unpack_private_func_reply(private_func_params_t *params, const char *buf)
2379*0Sstevel@tonic-gate {
2380*0Sstevel@tonic-gate 	char				*bufptr;
2381*0Sstevel@tonic-gate 	rdr_private_func_reply_t	private_func_data;
2382*0Sstevel@tonic-gate 
2383*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
2384*0Sstevel@tonic-gate 		return (RDR_ERROR);
2385*0Sstevel@tonic-gate 	}
2386*0Sstevel@tonic-gate 
2387*0Sstevel@tonic-gate 	bufptr = (char *)buf;
2388*0Sstevel@tonic-gate 	(void) memcpy(&private_func_data, bufptr,
2389*0Sstevel@tonic-gate 	    sizeof (rdr_private_func_reply_t));
2390*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_private_func_reply_t);
2391*0Sstevel@tonic-gate 
2392*0Sstevel@tonic-gate 	/*
2393*0Sstevel@tonic-gate 	 * handle getting the errstring
2394*0Sstevel@tonic-gate 	 */
2395*0Sstevel@tonic-gate 	params->errstring = (char **)malloc(sizeof (char *));
2396*0Sstevel@tonic-gate 	if (params->errstring == NULL) {
2397*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2398*0Sstevel@tonic-gate 	}
2399*0Sstevel@tonic-gate 	if (get_string_from_buf(params->errstring,
2400*0Sstevel@tonic-gate 	    private_func_data.errstring_size, bufptr)) {
2401*0Sstevel@tonic-gate 		return (RDR_ERROR);
2402*0Sstevel@tonic-gate 	}
2403*0Sstevel@tonic-gate 	bufptr += private_func_data.errstring_size;
2404*0Sstevel@tonic-gate 
2405*0Sstevel@tonic-gate 	return (RDR_OK);
2406*0Sstevel@tonic-gate }
2407*0Sstevel@tonic-gate 
2408*0Sstevel@tonic-gate 
2409*0Sstevel@tonic-gate /*
2410*0Sstevel@tonic-gate  * pack_test_request:
2411*0Sstevel@tonic-gate  *
2412*0Sstevel@tonic-gate  * Handle packing a test request message.
2413*0Sstevel@tonic-gate  */
2414*0Sstevel@tonic-gate static int
2415*0Sstevel@tonic-gate pack_test_request(test_params_t *params, char **buf, int *buf_size)
2416*0Sstevel@tonic-gate {
2417*0Sstevel@tonic-gate 	int				i;
2418*0Sstevel@tonic-gate 	char				*bufptr;
2419*0Sstevel@tonic-gate 	rdr_test_t			test_data;
2420*0Sstevel@tonic-gate 	rdr_variable_message_info_t	var_msg_info;
2421*0Sstevel@tonic-gate 
2422*0Sstevel@tonic-gate 
2423*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
2424*0Sstevel@tonic-gate 		return (RDR_ERROR);
2425*0Sstevel@tonic-gate 	}
2426*0Sstevel@tonic-gate 
2427*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
2428*0Sstevel@tonic-gate 
2429*0Sstevel@tonic-gate 	/*
2430*0Sstevel@tonic-gate 	 * Set variable length fields and make a call to partially
2431*0Sstevel@tonic-gate 	 * pack it.
2432*0Sstevel@tonic-gate 	 */
2433*0Sstevel@tonic-gate 	if (pack_ap_ids(params->num_ap_ids, params->ap_ids, &var_msg_info)) {
2434*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2435*0Sstevel@tonic-gate 		return (RDR_ERROR);
2436*0Sstevel@tonic-gate 	}
2437*0Sstevel@tonic-gate 	if (find_options_sizes(params->options, &var_msg_info)) {
2438*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2439*0Sstevel@tonic-gate 		return (RDR_ERROR);
2440*0Sstevel@tonic-gate 	}
2441*0Sstevel@tonic-gate 
2442*0Sstevel@tonic-gate 	/*
2443*0Sstevel@tonic-gate 	 * Collect size info specific to the test request
2444*0Sstevel@tonic-gate 	 * message and allocate a buffer
2445*0Sstevel@tonic-gate 	 */
2446*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_test_t);
2447*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_int_size;
2448*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_char_size;
2449*0Sstevel@tonic-gate 	*buf_size += var_msg_info.options_strlen;
2450*0Sstevel@tonic-gate 	*buf_size += var_msg_info.options_pad_sz;
2451*0Sstevel@tonic-gate 
2452*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
2453*0Sstevel@tonic-gate 	if (*buf == NULL) {
2454*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2455*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2456*0Sstevel@tonic-gate 	}
2457*0Sstevel@tonic-gate 
2458*0Sstevel@tonic-gate 	/*
2459*0Sstevel@tonic-gate 	 * Set fixed address labels by name
2460*0Sstevel@tonic-gate 	 */
2461*0Sstevel@tonic-gate 	test_data.num_ap_ids = params->num_ap_ids;
2462*0Sstevel@tonic-gate 	test_data.ap_id_char_size = var_msg_info.ap_id_char_size;
2463*0Sstevel@tonic-gate 	test_data.options_size = var_msg_info.options_strlen +
2464*0Sstevel@tonic-gate 	    var_msg_info.options_pad_sz;
2465*0Sstevel@tonic-gate 
2466*0Sstevel@tonic-gate 	if (params->msgp != NULL) {
2467*0Sstevel@tonic-gate 		test_data.msg_callback_id =
2468*0Sstevel@tonic-gate 		    (unsigned long)params->msgp->message_routine;
2469*0Sstevel@tonic-gate 		test_data.msg_appdata_ptr =
2470*0Sstevel@tonic-gate 		    (unsigned long)params->msgp->appdata_ptr;
2471*0Sstevel@tonic-gate 	} else {
2472*0Sstevel@tonic-gate 		test_data.msg_callback_id = 0;
2473*0Sstevel@tonic-gate 		test_data.msg_appdata_ptr = 0;
2474*0Sstevel@tonic-gate 	}
2475*0Sstevel@tonic-gate 
2476*0Sstevel@tonic-gate 	test_data.flags = params->flags;
2477*0Sstevel@tonic-gate 
2478*0Sstevel@tonic-gate 	if (params->errstring != NULL) {
2479*0Sstevel@tonic-gate 		test_data.error_msg_ctl = RDR_GENERATE_ERR_MSGS;
2480*0Sstevel@tonic-gate 	} else {
2481*0Sstevel@tonic-gate 		test_data.error_msg_ctl = RDR_DONT_GENERATE_ERR_MSGS;
2482*0Sstevel@tonic-gate 	}
2483*0Sstevel@tonic-gate 
2484*0Sstevel@tonic-gate 	/*
2485*0Sstevel@tonic-gate 	 * Set variable information using memcpy
2486*0Sstevel@tonic-gate 	 */
2487*0Sstevel@tonic-gate 	bufptr = *buf;
2488*0Sstevel@tonic-gate 
2489*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &test_data, sizeof (rdr_test_t));
2490*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_test_t);
2491*0Sstevel@tonic-gate 
2492*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_sizes != NULL) {
2493*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_sizes,
2494*0Sstevel@tonic-gate 		    var_msg_info.ap_id_int_size);
2495*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_int_size;
2496*0Sstevel@tonic-gate 	}
2497*0Sstevel@tonic-gate 
2498*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_chars != NULL) {
2499*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_chars,
2500*0Sstevel@tonic-gate 		    var_msg_info.ap_id_char_size);
2501*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_char_size;
2502*0Sstevel@tonic-gate 	}
2503*0Sstevel@tonic-gate 
2504*0Sstevel@tonic-gate 	if (params->options != NULL) {
2505*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->options,
2506*0Sstevel@tonic-gate 		    var_msg_info.options_strlen);
2507*0Sstevel@tonic-gate 		bufptr += var_msg_info.options_strlen;
2508*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.options_pad_sz; i++) {
2509*0Sstevel@tonic-gate 			bufptr[i] = 0;
2510*0Sstevel@tonic-gate 		}
2511*0Sstevel@tonic-gate 		bufptr += var_msg_info.options_pad_sz;
2512*0Sstevel@tonic-gate 	}
2513*0Sstevel@tonic-gate 
2514*0Sstevel@tonic-gate 	cleanup_variable_ap_id_info(&var_msg_info);
2515*0Sstevel@tonic-gate 
2516*0Sstevel@tonic-gate 	return (RDR_OK);
2517*0Sstevel@tonic-gate }
2518*0Sstevel@tonic-gate 
2519*0Sstevel@tonic-gate 
2520*0Sstevel@tonic-gate /*
2521*0Sstevel@tonic-gate  * unpack_test_request:
2522*0Sstevel@tonic-gate  *
2523*0Sstevel@tonic-gate  * Handle unpacking a test request message.
2524*0Sstevel@tonic-gate  */
2525*0Sstevel@tonic-gate static int
2526*0Sstevel@tonic-gate unpack_test_request(test_params_t *params, const char *buf)
2527*0Sstevel@tonic-gate {
2528*0Sstevel@tonic-gate 	char				*bufptr;
2529*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
2530*0Sstevel@tonic-gate 	rdr_test_t			test_data;
2531*0Sstevel@tonic-gate 
2532*0Sstevel@tonic-gate 
2533*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
2534*0Sstevel@tonic-gate 		return (RDR_ERROR);
2535*0Sstevel@tonic-gate 	}
2536*0Sstevel@tonic-gate 
2537*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
2538*0Sstevel@tonic-gate 
2539*0Sstevel@tonic-gate 	bufptr = (char *)buf;
2540*0Sstevel@tonic-gate 	(void) memcpy(&test_data, bufptr, sizeof (rdr_test_t));
2541*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_test_t);
2542*0Sstevel@tonic-gate 
2543*0Sstevel@tonic-gate 	/*
2544*0Sstevel@tonic-gate 	 * handle getting the ap_ids
2545*0Sstevel@tonic-gate 	 */
2546*0Sstevel@tonic-gate 	var_msg_info.ap_id_char_size = test_data.ap_id_char_size;
2547*0Sstevel@tonic-gate 	if (get_ap_ids_from_buf((char ***)&(params->ap_ids),
2548*0Sstevel@tonic-gate 	    test_data.num_ap_ids, &var_msg_info, bufptr)) {
2549*0Sstevel@tonic-gate 		return (RDR_ERROR);
2550*0Sstevel@tonic-gate 	}
2551*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_int_size;
2552*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_char_size;
2553*0Sstevel@tonic-gate 
2554*0Sstevel@tonic-gate 	/*
2555*0Sstevel@tonic-gate 	 * handle getting the options
2556*0Sstevel@tonic-gate 	 */
2557*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->options),
2558*0Sstevel@tonic-gate 	    test_data.options_size, bufptr)) {
2559*0Sstevel@tonic-gate 		return (RDR_ERROR);
2560*0Sstevel@tonic-gate 	}
2561*0Sstevel@tonic-gate 	bufptr += test_data.options_size;
2562*0Sstevel@tonic-gate 
2563*0Sstevel@tonic-gate 	/*
2564*0Sstevel@tonic-gate 	 * Set fixed address labels by name
2565*0Sstevel@tonic-gate 	 */
2566*0Sstevel@tonic-gate 	params->num_ap_ids = test_data.num_ap_ids;
2567*0Sstevel@tonic-gate 
2568*0Sstevel@tonic-gate 	params->msgp = (struct cfga_msg *)malloc(sizeof (struct cfga_msg));
2569*0Sstevel@tonic-gate 	if (params->msgp == NULL) {
2570*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2571*0Sstevel@tonic-gate 	}
2572*0Sstevel@tonic-gate 
2573*0Sstevel@tonic-gate 	/* set params->msgp->message_routine using memcpy */
2574*0Sstevel@tonic-gate 	(void) memcpy((void*)params->msgp,
2575*0Sstevel@tonic-gate 	    &(test_data.msg_callback_id), sizeof (unsigned long));
2576*0Sstevel@tonic-gate 	params->msgp->appdata_ptr =
2577*0Sstevel@tonic-gate 	    (void*)test_data.msg_appdata_ptr;
2578*0Sstevel@tonic-gate 
2579*0Sstevel@tonic-gate 	if (test_data.error_msg_ctl == RDR_GENERATE_ERR_MSGS) {
2580*0Sstevel@tonic-gate 		params->errstring = (char **)malloc(sizeof (char *));
2581*0Sstevel@tonic-gate 		if (params->errstring == NULL) {
2582*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
2583*0Sstevel@tonic-gate 		}
2584*0Sstevel@tonic-gate 		*(params->errstring) = NULL;
2585*0Sstevel@tonic-gate 	} else {	/* error_msg_ctl == RDR_DONT_GENERATE_ERR_MSGS */
2586*0Sstevel@tonic-gate 		params->errstring = NULL;
2587*0Sstevel@tonic-gate 	}
2588*0Sstevel@tonic-gate 	params->flags = test_data.flags;
2589*0Sstevel@tonic-gate 
2590*0Sstevel@tonic-gate 	return (RDR_OK);
2591*0Sstevel@tonic-gate }
2592*0Sstevel@tonic-gate 
2593*0Sstevel@tonic-gate 
2594*0Sstevel@tonic-gate /*
2595*0Sstevel@tonic-gate  * pack_test_reply:
2596*0Sstevel@tonic-gate  *
2597*0Sstevel@tonic-gate  * Handle packing a test reply message.
2598*0Sstevel@tonic-gate  */
2599*0Sstevel@tonic-gate static int
2600*0Sstevel@tonic-gate pack_test_reply(test_params_t *params, char **buf, int *buf_size)
2601*0Sstevel@tonic-gate {
2602*0Sstevel@tonic-gate 	int				i;
2603*0Sstevel@tonic-gate 	char				*bufptr;
2604*0Sstevel@tonic-gate 	rdr_test_reply_t		test_data;
2605*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
2606*0Sstevel@tonic-gate 
2607*0Sstevel@tonic-gate 
2608*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
2609*0Sstevel@tonic-gate 		return (RDR_ERROR);
2610*0Sstevel@tonic-gate 	}
2611*0Sstevel@tonic-gate 
2612*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
2613*0Sstevel@tonic-gate 
2614*0Sstevel@tonic-gate 	/*
2615*0Sstevel@tonic-gate 	 * Set variable length fields (size info)
2616*0Sstevel@tonic-gate 	 */
2617*0Sstevel@tonic-gate 	if (find_errstring_sizes(params->errstring, &var_msg_info)) {
2618*0Sstevel@tonic-gate 		return (RDR_ERROR);
2619*0Sstevel@tonic-gate 	}
2620*0Sstevel@tonic-gate 
2621*0Sstevel@tonic-gate 	/*
2622*0Sstevel@tonic-gate 	 * Collect size info specific to the test reply
2623*0Sstevel@tonic-gate 	 * message and allocate a buffer
2624*0Sstevel@tonic-gate 	 */
2625*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_test_reply_t);
2626*0Sstevel@tonic-gate 	*buf_size += var_msg_info.errstring_strlen;
2627*0Sstevel@tonic-gate 	*buf_size += var_msg_info.errstring_pad_sz;
2628*0Sstevel@tonic-gate 
2629*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
2630*0Sstevel@tonic-gate 	if (*buf == NULL) {
2631*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2632*0Sstevel@tonic-gate 	}
2633*0Sstevel@tonic-gate 
2634*0Sstevel@tonic-gate 	/*
2635*0Sstevel@tonic-gate 	 * Set fixed address labels by name
2636*0Sstevel@tonic-gate 	 */
2637*0Sstevel@tonic-gate 	test_data.errstring_size = var_msg_info.errstring_strlen +
2638*0Sstevel@tonic-gate 	    var_msg_info.errstring_pad_sz;
2639*0Sstevel@tonic-gate 
2640*0Sstevel@tonic-gate 	/*
2641*0Sstevel@tonic-gate 	 * Set variable information using memcpy
2642*0Sstevel@tonic-gate 	 */
2643*0Sstevel@tonic-gate 	bufptr = *buf;
2644*0Sstevel@tonic-gate 
2645*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &test_data, sizeof (rdr_test_reply_t));
2646*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_test_reply_t);
2647*0Sstevel@tonic-gate 	if ((params->errstring != NULL) && (*(params->errstring) != NULL)) {
2648*0Sstevel@tonic-gate 		(void) memcpy(bufptr, *(params->errstring),
2649*0Sstevel@tonic-gate 		    var_msg_info.errstring_strlen);
2650*0Sstevel@tonic-gate 		bufptr += var_msg_info.errstring_strlen;
2651*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.errstring_pad_sz; i++) {
2652*0Sstevel@tonic-gate 			bufptr[i] = 0;
2653*0Sstevel@tonic-gate 		}
2654*0Sstevel@tonic-gate 		bufptr += var_msg_info.errstring_pad_sz;
2655*0Sstevel@tonic-gate 	}
2656*0Sstevel@tonic-gate 
2657*0Sstevel@tonic-gate 	return (RDR_OK);
2658*0Sstevel@tonic-gate }
2659*0Sstevel@tonic-gate 
2660*0Sstevel@tonic-gate 
2661*0Sstevel@tonic-gate /*
2662*0Sstevel@tonic-gate  * unpack_test_reply:
2663*0Sstevel@tonic-gate  *
2664*0Sstevel@tonic-gate  * Handle unpacking a test reply message.
2665*0Sstevel@tonic-gate  */
2666*0Sstevel@tonic-gate static int
2667*0Sstevel@tonic-gate unpack_test_reply(test_params_t *params, const char *buf)
2668*0Sstevel@tonic-gate {
2669*0Sstevel@tonic-gate 	char			*bufptr;
2670*0Sstevel@tonic-gate 	rdr_test_reply_t	test_data;
2671*0Sstevel@tonic-gate 
2672*0Sstevel@tonic-gate 
2673*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
2674*0Sstevel@tonic-gate 		return (RDR_ERROR);
2675*0Sstevel@tonic-gate 	}
2676*0Sstevel@tonic-gate 
2677*0Sstevel@tonic-gate 	bufptr = (char *)buf;
2678*0Sstevel@tonic-gate 	(void) memcpy(&test_data, bufptr, sizeof (rdr_test_reply_t));
2679*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_test_reply_t);
2680*0Sstevel@tonic-gate 
2681*0Sstevel@tonic-gate 	/*
2682*0Sstevel@tonic-gate 	 * handle getting the errstring
2683*0Sstevel@tonic-gate 	 */
2684*0Sstevel@tonic-gate 	params->errstring = (char **)malloc(sizeof (char *));
2685*0Sstevel@tonic-gate 	if (params->errstring == NULL) {
2686*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2687*0Sstevel@tonic-gate 	}
2688*0Sstevel@tonic-gate 	if (get_string_from_buf(params->errstring,
2689*0Sstevel@tonic-gate 	    test_data.errstring_size, bufptr)) {
2690*0Sstevel@tonic-gate 		return (RDR_ERROR);
2691*0Sstevel@tonic-gate 	}
2692*0Sstevel@tonic-gate 	bufptr += test_data.errstring_size;
2693*0Sstevel@tonic-gate 
2694*0Sstevel@tonic-gate 	return (RDR_OK);
2695*0Sstevel@tonic-gate }
2696*0Sstevel@tonic-gate 
2697*0Sstevel@tonic-gate 
2698*0Sstevel@tonic-gate /*
2699*0Sstevel@tonic-gate  * pack_list_ext_request:
2700*0Sstevel@tonic-gate  *
2701*0Sstevel@tonic-gate  * Handle packing a list request message.
2702*0Sstevel@tonic-gate  */
2703*0Sstevel@tonic-gate static int
2704*0Sstevel@tonic-gate pack_list_ext_request(list_ext_params_t *params, char **buf, int *buf_size)
2705*0Sstevel@tonic-gate {
2706*0Sstevel@tonic-gate 	int				i;
2707*0Sstevel@tonic-gate 	char				*bufptr;
2708*0Sstevel@tonic-gate 	rdr_list_ext_t 			list_ext_data;
2709*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
2710*0Sstevel@tonic-gate 
2711*0Sstevel@tonic-gate 
2712*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
2713*0Sstevel@tonic-gate 		return (RDR_ERROR);
2714*0Sstevel@tonic-gate 	}
2715*0Sstevel@tonic-gate 
2716*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
2717*0Sstevel@tonic-gate 
2718*0Sstevel@tonic-gate 	/*
2719*0Sstevel@tonic-gate 	 * Set variable length fields and make a call to partially
2720*0Sstevel@tonic-gate 	 * pack it.
2721*0Sstevel@tonic-gate 	 */
2722*0Sstevel@tonic-gate 	if (pack_ap_ids(params->num_ap_ids, params->ap_ids, &var_msg_info)) {
2723*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2724*0Sstevel@tonic-gate 		return (RDR_ERROR);
2725*0Sstevel@tonic-gate 	}
2726*0Sstevel@tonic-gate 	if (find_options_sizes(params->options, &var_msg_info)) {
2727*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2728*0Sstevel@tonic-gate 		return (RDR_ERROR);
2729*0Sstevel@tonic-gate 	}
2730*0Sstevel@tonic-gate 	if (find_listopts_sizes(params->listopts, &var_msg_info)) {
2731*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2732*0Sstevel@tonic-gate 		return (RDR_ERROR);
2733*0Sstevel@tonic-gate 	}
2734*0Sstevel@tonic-gate 
2735*0Sstevel@tonic-gate 
2736*0Sstevel@tonic-gate 	/*
2737*0Sstevel@tonic-gate 	 * Collect size info specific to the list_ext request
2738*0Sstevel@tonic-gate 	 * message and allocate a buffer
2739*0Sstevel@tonic-gate 	 */
2740*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_list_ext_t);
2741*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_int_size;
2742*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_char_size;
2743*0Sstevel@tonic-gate 	*buf_size += var_msg_info.options_strlen;
2744*0Sstevel@tonic-gate 	*buf_size += var_msg_info.options_pad_sz;
2745*0Sstevel@tonic-gate 	*buf_size += var_msg_info.listopts_strlen;
2746*0Sstevel@tonic-gate 	*buf_size += var_msg_info.listopts_pad_sz;
2747*0Sstevel@tonic-gate 
2748*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
2749*0Sstevel@tonic-gate 	if (*buf == NULL) {
2750*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
2751*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2752*0Sstevel@tonic-gate 	}
2753*0Sstevel@tonic-gate 
2754*0Sstevel@tonic-gate 	/*
2755*0Sstevel@tonic-gate 	 * Set fixed address labels by name
2756*0Sstevel@tonic-gate 	 */
2757*0Sstevel@tonic-gate 	list_ext_data.num_ap_ids = params->num_ap_ids;
2758*0Sstevel@tonic-gate 	list_ext_data.ap_id_char_size = var_msg_info.ap_id_char_size;
2759*0Sstevel@tonic-gate 	list_ext_data.options_size = var_msg_info.options_strlen +
2760*0Sstevel@tonic-gate 	    var_msg_info.options_pad_sz;
2761*0Sstevel@tonic-gate 	list_ext_data.listopts_size = var_msg_info.listopts_strlen +
2762*0Sstevel@tonic-gate 	    var_msg_info.listopts_pad_sz;
2763*0Sstevel@tonic-gate 	if (params->errstring != NULL) {
2764*0Sstevel@tonic-gate 		list_ext_data.error_msg_ctl = RDR_GENERATE_ERR_MSGS;
2765*0Sstevel@tonic-gate 	} else {
2766*0Sstevel@tonic-gate 		list_ext_data.error_msg_ctl = RDR_DONT_GENERATE_ERR_MSGS;
2767*0Sstevel@tonic-gate 	}
2768*0Sstevel@tonic-gate 	if ((params->num_ap_ids != 0) || (params->ap_ids != NULL)) {
2769*0Sstevel@tonic-gate 		list_ext_data.list_msg_ctl = RDR_LIST_ONLY_PARAM_APS;
2770*0Sstevel@tonic-gate 	} else {
2771*0Sstevel@tonic-gate 		list_ext_data.list_msg_ctl = RDR_LIST_ALL_APS;
2772*0Sstevel@tonic-gate 	}
2773*0Sstevel@tonic-gate 	list_ext_data.flags = params->flags;
2774*0Sstevel@tonic-gate 	list_ext_data.permissions = params->permissions;
2775*0Sstevel@tonic-gate 
2776*0Sstevel@tonic-gate 	/*
2777*0Sstevel@tonic-gate 	 * Set variable information using memcpy
2778*0Sstevel@tonic-gate 	 */
2779*0Sstevel@tonic-gate 	bufptr = *buf;
2780*0Sstevel@tonic-gate 
2781*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &list_ext_data, sizeof (rdr_list_ext_t));
2782*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_list_ext_t);
2783*0Sstevel@tonic-gate 
2784*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_sizes != NULL) {
2785*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_sizes,
2786*0Sstevel@tonic-gate 		    var_msg_info.ap_id_int_size);
2787*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_int_size;
2788*0Sstevel@tonic-gate 	}
2789*0Sstevel@tonic-gate 
2790*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_chars != NULL) {
2791*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_chars,
2792*0Sstevel@tonic-gate 		    var_msg_info.ap_id_char_size);
2793*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_char_size;
2794*0Sstevel@tonic-gate 	}
2795*0Sstevel@tonic-gate 
2796*0Sstevel@tonic-gate 	if (params->options != NULL) {
2797*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->options,
2798*0Sstevel@tonic-gate 		    var_msg_info.options_strlen);
2799*0Sstevel@tonic-gate 		bufptr += var_msg_info.options_strlen;
2800*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.options_pad_sz; i++) {
2801*0Sstevel@tonic-gate 			bufptr[i] = 0;
2802*0Sstevel@tonic-gate 		}
2803*0Sstevel@tonic-gate 		bufptr += var_msg_info.options_pad_sz;
2804*0Sstevel@tonic-gate 	}
2805*0Sstevel@tonic-gate 
2806*0Sstevel@tonic-gate 	if (params->listopts != NULL) {
2807*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->listopts,
2808*0Sstevel@tonic-gate 		    var_msg_info.listopts_strlen);
2809*0Sstevel@tonic-gate 		bufptr += var_msg_info.listopts_strlen;
2810*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.listopts_pad_sz; i++) {
2811*0Sstevel@tonic-gate 			bufptr[i] = 0;
2812*0Sstevel@tonic-gate 		}
2813*0Sstevel@tonic-gate 		bufptr += var_msg_info.listopts_pad_sz;
2814*0Sstevel@tonic-gate 	}
2815*0Sstevel@tonic-gate 
2816*0Sstevel@tonic-gate 	cleanup_variable_ap_id_info(&var_msg_info);
2817*0Sstevel@tonic-gate 
2818*0Sstevel@tonic-gate 	return (RDR_OK);
2819*0Sstevel@tonic-gate }
2820*0Sstevel@tonic-gate 
2821*0Sstevel@tonic-gate 
2822*0Sstevel@tonic-gate /*
2823*0Sstevel@tonic-gate  * unpack_list_ext_request:
2824*0Sstevel@tonic-gate  *
2825*0Sstevel@tonic-gate  * Handle unpacking a list request message.
2826*0Sstevel@tonic-gate  */
2827*0Sstevel@tonic-gate static int
2828*0Sstevel@tonic-gate unpack_list_ext_request(list_ext_params_t *params, const char *buf)
2829*0Sstevel@tonic-gate {
2830*0Sstevel@tonic-gate 	char				*bufptr;
2831*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
2832*0Sstevel@tonic-gate 	rdr_list_ext_t			list_ext_data;
2833*0Sstevel@tonic-gate 
2834*0Sstevel@tonic-gate 
2835*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
2836*0Sstevel@tonic-gate 		return (RDR_ERROR);
2837*0Sstevel@tonic-gate 	}
2838*0Sstevel@tonic-gate 
2839*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
2840*0Sstevel@tonic-gate 
2841*0Sstevel@tonic-gate 	bufptr = (char *)buf;
2842*0Sstevel@tonic-gate 	(void) memcpy(&list_ext_data, bufptr, sizeof (rdr_list_ext_t));
2843*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_list_ext_t);
2844*0Sstevel@tonic-gate 
2845*0Sstevel@tonic-gate 	/*
2846*0Sstevel@tonic-gate 	 * handle getting the ap_ids
2847*0Sstevel@tonic-gate 	 */
2848*0Sstevel@tonic-gate 	var_msg_info.ap_id_char_size = list_ext_data.ap_id_char_size;
2849*0Sstevel@tonic-gate 	if (get_ap_ids_from_buf(&(params->ap_ids), list_ext_data.num_ap_ids,
2850*0Sstevel@tonic-gate 	    &var_msg_info, bufptr)) {
2851*0Sstevel@tonic-gate 		return (RDR_ERROR);
2852*0Sstevel@tonic-gate 	}
2853*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_int_size;
2854*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_char_size;
2855*0Sstevel@tonic-gate 
2856*0Sstevel@tonic-gate 	/*
2857*0Sstevel@tonic-gate 	 * handle getting the options
2858*0Sstevel@tonic-gate 	 */
2859*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->options),
2860*0Sstevel@tonic-gate 	    list_ext_data.options_size, bufptr)) {
2861*0Sstevel@tonic-gate 		return (RDR_ERROR);
2862*0Sstevel@tonic-gate 	}
2863*0Sstevel@tonic-gate 	bufptr += list_ext_data.options_size;
2864*0Sstevel@tonic-gate 
2865*0Sstevel@tonic-gate 	/*
2866*0Sstevel@tonic-gate 	 * handle getting the listopts
2867*0Sstevel@tonic-gate 	 */
2868*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->listopts),
2869*0Sstevel@tonic-gate 	    list_ext_data.listopts_size, bufptr)) {
2870*0Sstevel@tonic-gate 		return (RDR_ERROR);
2871*0Sstevel@tonic-gate 	}
2872*0Sstevel@tonic-gate 	bufptr += list_ext_data.listopts_size;
2873*0Sstevel@tonic-gate 
2874*0Sstevel@tonic-gate 	/*
2875*0Sstevel@tonic-gate 	 * Set fixed address labels by name
2876*0Sstevel@tonic-gate 	 */
2877*0Sstevel@tonic-gate 	params->num_ap_ids = list_ext_data.num_ap_ids;
2878*0Sstevel@tonic-gate 
2879*0Sstevel@tonic-gate 	params->ap_id_list = (rdr_list_t **)malloc(sizeof (rdr_list_t *));
2880*0Sstevel@tonic-gate 	if (params->ap_id_list == NULL) {
2881*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2882*0Sstevel@tonic-gate 	}
2883*0Sstevel@tonic-gate 	*(params->ap_id_list) = NULL;
2884*0Sstevel@tonic-gate 
2885*0Sstevel@tonic-gate 	params->nlist = (int *)malloc(sizeof (int));
2886*0Sstevel@tonic-gate 	if (params->nlist == NULL) {
2887*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2888*0Sstevel@tonic-gate 	}
2889*0Sstevel@tonic-gate 	if (list_ext_data.error_msg_ctl == RDR_GENERATE_ERR_MSGS) {
2890*0Sstevel@tonic-gate 		params->errstring = (char **)malloc(sizeof (char *));
2891*0Sstevel@tonic-gate 		if (params->errstring == NULL) {
2892*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
2893*0Sstevel@tonic-gate 		}
2894*0Sstevel@tonic-gate 		*(params->errstring) = NULL;
2895*0Sstevel@tonic-gate 	} else {	/* error_msg_ctl == RDR_DONT_GENERATE_ERR_MSGS */
2896*0Sstevel@tonic-gate 	    params->errstring = NULL;
2897*0Sstevel@tonic-gate 	}
2898*0Sstevel@tonic-gate 	params->flags = list_ext_data.flags;
2899*0Sstevel@tonic-gate 	params->permissions = list_ext_data.permissions;
2900*0Sstevel@tonic-gate 
2901*0Sstevel@tonic-gate 	return (RDR_OK);
2902*0Sstevel@tonic-gate }
2903*0Sstevel@tonic-gate 
2904*0Sstevel@tonic-gate 
2905*0Sstevel@tonic-gate /*
2906*0Sstevel@tonic-gate  * pack_list_ext_reply:
2907*0Sstevel@tonic-gate  *
2908*0Sstevel@tonic-gate  * Handle packing a list reply message.
2909*0Sstevel@tonic-gate  */
2910*0Sstevel@tonic-gate static int
2911*0Sstevel@tonic-gate pack_list_ext_reply(list_ext_params_t *params, char **buf, int *buf_size)
2912*0Sstevel@tonic-gate {
2913*0Sstevel@tonic-gate 	int				i;
2914*0Sstevel@tonic-gate 	char				*bufptr;
2915*0Sstevel@tonic-gate 	rdr_list_ext_reply_t		list_ext_data;
2916*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
2917*0Sstevel@tonic-gate 	int 				list_data_size;
2918*0Sstevel@tonic-gate 
2919*0Sstevel@tonic-gate 
2920*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
2921*0Sstevel@tonic-gate 
2922*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
2923*0Sstevel@tonic-gate 		return (RDR_ERROR);
2924*0Sstevel@tonic-gate 	}
2925*0Sstevel@tonic-gate 
2926*0Sstevel@tonic-gate 	/*
2927*0Sstevel@tonic-gate 	 * Set variable length fields (size info)
2928*0Sstevel@tonic-gate 	 */
2929*0Sstevel@tonic-gate 	if (find_errstring_sizes(params->errstring, &var_msg_info)) {
2930*0Sstevel@tonic-gate 		return (RDR_ERROR);
2931*0Sstevel@tonic-gate 	}
2932*0Sstevel@tonic-gate 
2933*0Sstevel@tonic-gate 	if (params->nlist == NULL) {
2934*0Sstevel@tonic-gate 		list_data_size = 0;
2935*0Sstevel@tonic-gate 	} else {
2936*0Sstevel@tonic-gate 		list_data_size = *(params->nlist) * sizeof (rdr_list_t);
2937*0Sstevel@tonic-gate 	}
2938*0Sstevel@tonic-gate 
2939*0Sstevel@tonic-gate 	/*
2940*0Sstevel@tonic-gate 	 * Collect size info specific to the list_ext reply
2941*0Sstevel@tonic-gate 	 * message and allocate a buffer
2942*0Sstevel@tonic-gate 	 */
2943*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_list_ext_reply_t);
2944*0Sstevel@tonic-gate 	*buf_size += list_data_size;
2945*0Sstevel@tonic-gate 	*buf_size += var_msg_info.errstring_strlen;
2946*0Sstevel@tonic-gate 	*buf_size += var_msg_info.errstring_pad_sz;
2947*0Sstevel@tonic-gate 
2948*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
2949*0Sstevel@tonic-gate 	if (*buf == NULL) {
2950*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
2951*0Sstevel@tonic-gate 	}
2952*0Sstevel@tonic-gate 
2953*0Sstevel@tonic-gate 	/*
2954*0Sstevel@tonic-gate 	 * Set fixed address labels by name
2955*0Sstevel@tonic-gate 	 */
2956*0Sstevel@tonic-gate 	list_ext_data.num_ap_ids = (params->nlist) ? *(params->nlist) : 0;
2957*0Sstevel@tonic-gate 	list_ext_data.errstring_size = var_msg_info.errstring_strlen +
2958*0Sstevel@tonic-gate 	    var_msg_info.errstring_pad_sz;
2959*0Sstevel@tonic-gate 
2960*0Sstevel@tonic-gate 	/*
2961*0Sstevel@tonic-gate 	 * Set variable information using memcpy
2962*0Sstevel@tonic-gate 	 */
2963*0Sstevel@tonic-gate 	bufptr = *buf;
2964*0Sstevel@tonic-gate 
2965*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &list_ext_data, sizeof (rdr_list_ext_reply_t));
2966*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_list_ext_reply_t);
2967*0Sstevel@tonic-gate 
2968*0Sstevel@tonic-gate 	if ((params->ap_id_list != NULL) && (*(params->ap_id_list) != NULL)) {
2969*0Sstevel@tonic-gate 		(void) memcpy(bufptr, *(params->ap_id_list), list_data_size);
2970*0Sstevel@tonic-gate 		bufptr += list_data_size;
2971*0Sstevel@tonic-gate 	} else if (list_data_size) {
2972*0Sstevel@tonic-gate 		/*
2973*0Sstevel@tonic-gate 		 * Something is out of sync. We were expecting
2974*0Sstevel@tonic-gate 		 * some data to copy, but instead we found a
2975*0Sstevel@tonic-gate 		 * NULL pointer.
2976*0Sstevel@tonic-gate 		 */
2977*0Sstevel@tonic-gate 		(void) free((void *)*buf);
2978*0Sstevel@tonic-gate 		*buf = NULL;
2979*0Sstevel@tonic-gate 		return (RDR_ERROR);
2980*0Sstevel@tonic-gate 	}
2981*0Sstevel@tonic-gate 
2982*0Sstevel@tonic-gate 	if ((params->errstring != NULL) && (*(params->errstring) != NULL)) {
2983*0Sstevel@tonic-gate 		(void) memcpy(bufptr, *(params->errstring),
2984*0Sstevel@tonic-gate 		    var_msg_info.errstring_strlen);
2985*0Sstevel@tonic-gate 		bufptr += var_msg_info.errstring_strlen;
2986*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.errstring_pad_sz; i++) {
2987*0Sstevel@tonic-gate 			bufptr[i] = 0;
2988*0Sstevel@tonic-gate 		}
2989*0Sstevel@tonic-gate 		bufptr += var_msg_info.errstring_pad_sz;
2990*0Sstevel@tonic-gate 	}
2991*0Sstevel@tonic-gate 
2992*0Sstevel@tonic-gate 	return (RDR_OK);
2993*0Sstevel@tonic-gate }
2994*0Sstevel@tonic-gate 
2995*0Sstevel@tonic-gate 
2996*0Sstevel@tonic-gate /*
2997*0Sstevel@tonic-gate  * unpack_list_ext_reply:
2998*0Sstevel@tonic-gate  *
2999*0Sstevel@tonic-gate  * Handle unpacking a list reply message.
3000*0Sstevel@tonic-gate  */
3001*0Sstevel@tonic-gate static int
3002*0Sstevel@tonic-gate unpack_list_ext_reply(list_ext_params_t *params, const char *buf)
3003*0Sstevel@tonic-gate {
3004*0Sstevel@tonic-gate 	int 			list_data_size;
3005*0Sstevel@tonic-gate 	char 			*bufptr;
3006*0Sstevel@tonic-gate 	rdr_list_ext_reply_t	list_ext_data;
3007*0Sstevel@tonic-gate 
3008*0Sstevel@tonic-gate 
3009*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
3010*0Sstevel@tonic-gate 		return (RDR_ERROR);
3011*0Sstevel@tonic-gate 	}
3012*0Sstevel@tonic-gate 
3013*0Sstevel@tonic-gate 	bufptr = (char *)buf;
3014*0Sstevel@tonic-gate 	(void) memcpy(&list_ext_data, bufptr, sizeof (rdr_list_ext_reply_t));
3015*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_list_ext_reply_t);
3016*0Sstevel@tonic-gate 
3017*0Sstevel@tonic-gate 	/*
3018*0Sstevel@tonic-gate 	 * handle getting the ap_id rcfga_list_data_t's.
3019*0Sstevel@tonic-gate 	 */
3020*0Sstevel@tonic-gate 	if (list_ext_data.num_ap_ids > 0) {
3021*0Sstevel@tonic-gate 		params->nlist = (int *)malloc(sizeof (int));
3022*0Sstevel@tonic-gate 		if (params->nlist == NULL) {
3023*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
3024*0Sstevel@tonic-gate 		}
3025*0Sstevel@tonic-gate 		*(params->nlist) = list_ext_data.num_ap_ids;
3026*0Sstevel@tonic-gate 		params->ap_id_list = (rdr_list_t **)
3027*0Sstevel@tonic-gate 		    malloc(sizeof (rdr_list_t *));
3028*0Sstevel@tonic-gate 		if (params->ap_id_list == NULL) {
3029*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
3030*0Sstevel@tonic-gate 		}
3031*0Sstevel@tonic-gate 		*(params->ap_id_list) = (rdr_list_t *)
3032*0Sstevel@tonic-gate 		malloc(sizeof (rdr_list_t) * list_ext_data.num_ap_ids);
3033*0Sstevel@tonic-gate 		if (*(params->ap_id_list) == NULL) {
3034*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
3035*0Sstevel@tonic-gate 		}
3036*0Sstevel@tonic-gate 		list_data_size = list_ext_data.num_ap_ids * sizeof (rdr_list_t);
3037*0Sstevel@tonic-gate 		(void) memcpy(*(params->ap_id_list), bufptr, list_data_size);
3038*0Sstevel@tonic-gate 		bufptr += list_data_size;
3039*0Sstevel@tonic-gate 	}
3040*0Sstevel@tonic-gate 
3041*0Sstevel@tonic-gate 	/*
3042*0Sstevel@tonic-gate 	 * handle getting the errstring
3043*0Sstevel@tonic-gate 	 */
3044*0Sstevel@tonic-gate 	params->errstring = (char **)malloc(sizeof (char *));
3045*0Sstevel@tonic-gate 	if (params->errstring == NULL) {
3046*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3047*0Sstevel@tonic-gate 	}
3048*0Sstevel@tonic-gate 	if (get_string_from_buf(params->errstring,
3049*0Sstevel@tonic-gate 			list_ext_data.errstring_size, bufptr)) {
3050*0Sstevel@tonic-gate 		return (RDR_ERROR);
3051*0Sstevel@tonic-gate 	}
3052*0Sstevel@tonic-gate 	bufptr += list_ext_data.errstring_size;
3053*0Sstevel@tonic-gate 
3054*0Sstevel@tonic-gate 	return (RDR_OK);
3055*0Sstevel@tonic-gate }
3056*0Sstevel@tonic-gate 
3057*0Sstevel@tonic-gate 
3058*0Sstevel@tonic-gate /*
3059*0Sstevel@tonic-gate  * pack_help_request:
3060*0Sstevel@tonic-gate  *
3061*0Sstevel@tonic-gate  * Handle packing a help request message.
3062*0Sstevel@tonic-gate  */
3063*0Sstevel@tonic-gate static int
3064*0Sstevel@tonic-gate pack_help_request(help_params_t *params, char **buf, int *buf_size)
3065*0Sstevel@tonic-gate {
3066*0Sstevel@tonic-gate 	int				i;
3067*0Sstevel@tonic-gate 	char				*bufptr;
3068*0Sstevel@tonic-gate 	rdr_help_t			help_data;
3069*0Sstevel@tonic-gate 	rdr_variable_message_info_t	var_msg_info;
3070*0Sstevel@tonic-gate 
3071*0Sstevel@tonic-gate 
3072*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
3073*0Sstevel@tonic-gate 
3074*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
3075*0Sstevel@tonic-gate 		return (RDR_ERROR);
3076*0Sstevel@tonic-gate 	}
3077*0Sstevel@tonic-gate 
3078*0Sstevel@tonic-gate 	/*
3079*0Sstevel@tonic-gate 	 * Set variable length fields and make a call to partially
3080*0Sstevel@tonic-gate 	 * pack it.
3081*0Sstevel@tonic-gate 	 */
3082*0Sstevel@tonic-gate 	if (pack_ap_ids(params->num_ap_ids, params->ap_ids, &var_msg_info)) {
3083*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
3084*0Sstevel@tonic-gate 		return (RDR_ERROR);
3085*0Sstevel@tonic-gate 	}
3086*0Sstevel@tonic-gate 	if (find_options_sizes(params->options, &var_msg_info)) {
3087*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
3088*0Sstevel@tonic-gate 		return (RDR_ERROR);
3089*0Sstevel@tonic-gate 	}
3090*0Sstevel@tonic-gate 
3091*0Sstevel@tonic-gate 	/*
3092*0Sstevel@tonic-gate 	 * Collect size info specific to the help request message and
3093*0Sstevel@tonic-gate 	 * and allocate a buffer
3094*0Sstevel@tonic-gate 	 */
3095*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_help_t);
3096*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_int_size;
3097*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_char_size;
3098*0Sstevel@tonic-gate 	*buf_size += var_msg_info.options_strlen;
3099*0Sstevel@tonic-gate 	*buf_size += var_msg_info.options_pad_sz;
3100*0Sstevel@tonic-gate 
3101*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
3102*0Sstevel@tonic-gate 	if (*buf == NULL) {
3103*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
3104*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3105*0Sstevel@tonic-gate 	}
3106*0Sstevel@tonic-gate 
3107*0Sstevel@tonic-gate 	/*
3108*0Sstevel@tonic-gate 	 * Set fixed address labels by name
3109*0Sstevel@tonic-gate 	 */
3110*0Sstevel@tonic-gate 	help_data.num_ap_ids = params->num_ap_ids;
3111*0Sstevel@tonic-gate 	help_data.ap_id_char_size = var_msg_info.ap_id_char_size;
3112*0Sstevel@tonic-gate 	help_data.options_size = var_msg_info.options_strlen +
3113*0Sstevel@tonic-gate 	    var_msg_info.options_pad_sz;
3114*0Sstevel@tonic-gate 
3115*0Sstevel@tonic-gate 	if (params->msgp != NULL) {
3116*0Sstevel@tonic-gate 		help_data.msg_callback_id =
3117*0Sstevel@tonic-gate 		    (unsigned long)params->msgp->message_routine;
3118*0Sstevel@tonic-gate 		help_data.msg_appdata_ptr =
3119*0Sstevel@tonic-gate 		    (unsigned long)params->msgp->appdata_ptr;
3120*0Sstevel@tonic-gate 	} else {
3121*0Sstevel@tonic-gate 		help_data.msg_callback_id = 0;
3122*0Sstevel@tonic-gate 		help_data.msg_appdata_ptr = 0;
3123*0Sstevel@tonic-gate 	}
3124*0Sstevel@tonic-gate 
3125*0Sstevel@tonic-gate 	help_data.flags = params->flags;
3126*0Sstevel@tonic-gate 
3127*0Sstevel@tonic-gate 	/*
3128*0Sstevel@tonic-gate 	 * Set variable information using memcpy
3129*0Sstevel@tonic-gate 	 */
3130*0Sstevel@tonic-gate 	bufptr = *buf;
3131*0Sstevel@tonic-gate 
3132*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &help_data, sizeof (rdr_help_t));
3133*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_help_t);
3134*0Sstevel@tonic-gate 
3135*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_sizes != NULL) {
3136*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_sizes,
3137*0Sstevel@tonic-gate 		    var_msg_info.ap_id_int_size);
3138*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_int_size;
3139*0Sstevel@tonic-gate 	}
3140*0Sstevel@tonic-gate 
3141*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_chars != NULL) {
3142*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_chars,
3143*0Sstevel@tonic-gate 		    var_msg_info.ap_id_char_size);
3144*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_char_size;
3145*0Sstevel@tonic-gate 	}
3146*0Sstevel@tonic-gate 
3147*0Sstevel@tonic-gate 	if (params->options != NULL) {
3148*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->options,
3149*0Sstevel@tonic-gate 		    var_msg_info.options_strlen);
3150*0Sstevel@tonic-gate 		bufptr += var_msg_info.options_strlen;
3151*0Sstevel@tonic-gate 		for (i = 0; i < var_msg_info.options_pad_sz; i++) {
3152*0Sstevel@tonic-gate 			bufptr[i] = 0;
3153*0Sstevel@tonic-gate 		}
3154*0Sstevel@tonic-gate 		bufptr += var_msg_info.options_pad_sz;
3155*0Sstevel@tonic-gate 	}
3156*0Sstevel@tonic-gate 
3157*0Sstevel@tonic-gate 	cleanup_variable_ap_id_info(&var_msg_info);
3158*0Sstevel@tonic-gate 
3159*0Sstevel@tonic-gate 	return (RDR_OK);
3160*0Sstevel@tonic-gate }
3161*0Sstevel@tonic-gate 
3162*0Sstevel@tonic-gate 
3163*0Sstevel@tonic-gate /*
3164*0Sstevel@tonic-gate  * unpack_help_request:
3165*0Sstevel@tonic-gate  *
3166*0Sstevel@tonic-gate  * Handle unpacking a help request message.
3167*0Sstevel@tonic-gate  */
3168*0Sstevel@tonic-gate static int
3169*0Sstevel@tonic-gate unpack_help_request(help_params_t *params, const char *buf)
3170*0Sstevel@tonic-gate {
3171*0Sstevel@tonic-gate 	char				*bufptr;
3172*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
3173*0Sstevel@tonic-gate 	rdr_help_t			help_data;
3174*0Sstevel@tonic-gate 
3175*0Sstevel@tonic-gate 
3176*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
3177*0Sstevel@tonic-gate 		return (RDR_ERROR);
3178*0Sstevel@tonic-gate 	}
3179*0Sstevel@tonic-gate 
3180*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
3181*0Sstevel@tonic-gate 
3182*0Sstevel@tonic-gate 	bufptr = (char *)buf;
3183*0Sstevel@tonic-gate 	(void) memcpy(&help_data, bufptr, sizeof (rdr_help_t));
3184*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_help_t);
3185*0Sstevel@tonic-gate 
3186*0Sstevel@tonic-gate 	/*
3187*0Sstevel@tonic-gate 	 * handle getting the ap_ids
3188*0Sstevel@tonic-gate 	 */
3189*0Sstevel@tonic-gate 	var_msg_info.ap_id_char_size = help_data.ap_id_char_size;
3190*0Sstevel@tonic-gate 	if (get_ap_ids_from_buf((char ***)&(params->ap_ids),
3191*0Sstevel@tonic-gate 	    help_data.num_ap_ids, &var_msg_info, bufptr)) {
3192*0Sstevel@tonic-gate 		return (RDR_ERROR);
3193*0Sstevel@tonic-gate 	}
3194*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_int_size;
3195*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_char_size;
3196*0Sstevel@tonic-gate 
3197*0Sstevel@tonic-gate 	/*
3198*0Sstevel@tonic-gate 	 * handle getting the options
3199*0Sstevel@tonic-gate 	 */
3200*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->options),
3201*0Sstevel@tonic-gate 	    help_data.options_size, bufptr)) {
3202*0Sstevel@tonic-gate 		return (RDR_ERROR);
3203*0Sstevel@tonic-gate 	}
3204*0Sstevel@tonic-gate 	bufptr += help_data.options_size;
3205*0Sstevel@tonic-gate 
3206*0Sstevel@tonic-gate 	/*
3207*0Sstevel@tonic-gate 	 * Set fixed address labels by name
3208*0Sstevel@tonic-gate 	 */
3209*0Sstevel@tonic-gate 	params->num_ap_ids = help_data.num_ap_ids;
3210*0Sstevel@tonic-gate 
3211*0Sstevel@tonic-gate 	params->msgp = (struct cfga_msg *)malloc(sizeof (struct cfga_msg));
3212*0Sstevel@tonic-gate 	if (params->msgp == NULL) {
3213*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3214*0Sstevel@tonic-gate 	}
3215*0Sstevel@tonic-gate 
3216*0Sstevel@tonic-gate 	/* set params->msgp->message_routine using memcpy */
3217*0Sstevel@tonic-gate 	(void) memcpy((void*)params->msgp, &(help_data.msg_callback_id),
3218*0Sstevel@tonic-gate 	    sizeof (unsigned long));
3219*0Sstevel@tonic-gate 
3220*0Sstevel@tonic-gate 	params->msgp->appdata_ptr = (void*)help_data.msg_appdata_ptr;
3221*0Sstevel@tonic-gate 	params->flags = help_data.flags;
3222*0Sstevel@tonic-gate 
3223*0Sstevel@tonic-gate 	return (RDR_OK);
3224*0Sstevel@tonic-gate }
3225*0Sstevel@tonic-gate 
3226*0Sstevel@tonic-gate 
3227*0Sstevel@tonic-gate /*
3228*0Sstevel@tonic-gate  * pack_ap_id_cmp_request:
3229*0Sstevel@tonic-gate  *
3230*0Sstevel@tonic-gate  * Handle packing an attachment point comparison request message.
3231*0Sstevel@tonic-gate  */
3232*0Sstevel@tonic-gate static int
3233*0Sstevel@tonic-gate pack_ap_id_cmp_request(ap_id_cmp_params_t *params, char **buf, int *buf_size)
3234*0Sstevel@tonic-gate {
3235*0Sstevel@tonic-gate 	int			i;
3236*0Sstevel@tonic-gate 	char			*bufptr;
3237*0Sstevel@tonic-gate 	rdr_ap_id_cmp_t		ap_id_cmp_data;
3238*0Sstevel@tonic-gate 	int			ap_id1_strlen;
3239*0Sstevel@tonic-gate 	int			ap_id1_pad_sz;
3240*0Sstevel@tonic-gate 	int			ap_id2_strlen;
3241*0Sstevel@tonic-gate 	int			ap_id2_pad_sz;
3242*0Sstevel@tonic-gate 
3243*0Sstevel@tonic-gate 
3244*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
3245*0Sstevel@tonic-gate 		return (RDR_ERROR);
3246*0Sstevel@tonic-gate 	}
3247*0Sstevel@tonic-gate 
3248*0Sstevel@tonic-gate 	/*
3249*0Sstevel@tonic-gate 	 * Set variable length fields and make a call to partially
3250*0Sstevel@tonic-gate 	 * pack it.
3251*0Sstevel@tonic-gate 	 */
3252*0Sstevel@tonic-gate 	if (params->ap_log_id1 != NULL) {
3253*0Sstevel@tonic-gate 		ap_id1_strlen = strlen(params->ap_log_id1) + 1;
3254*0Sstevel@tonic-gate 		ap_id1_pad_sz = RDR_ALIGN_64_BIT -
3255*0Sstevel@tonic-gate 		    (ap_id1_strlen % RDR_ALIGN_64_BIT);
3256*0Sstevel@tonic-gate 	} else {
3257*0Sstevel@tonic-gate 		ap_id1_strlen = 0;
3258*0Sstevel@tonic-gate 		ap_id1_pad_sz = 0;
3259*0Sstevel@tonic-gate 	}
3260*0Sstevel@tonic-gate 
3261*0Sstevel@tonic-gate 	if (params->ap_log_id2 != NULL) {
3262*0Sstevel@tonic-gate 		ap_id2_strlen = strlen(params->ap_log_id2) + 1;
3263*0Sstevel@tonic-gate 		ap_id2_pad_sz = RDR_ALIGN_64_BIT -
3264*0Sstevel@tonic-gate 		    (ap_id2_strlen % RDR_ALIGN_64_BIT);
3265*0Sstevel@tonic-gate 	} else {
3266*0Sstevel@tonic-gate 		ap_id2_strlen = 0;
3267*0Sstevel@tonic-gate 		ap_id2_pad_sz = 0;
3268*0Sstevel@tonic-gate 	}
3269*0Sstevel@tonic-gate 
3270*0Sstevel@tonic-gate 	/*
3271*0Sstevel@tonic-gate 	 * Collect size info specific to the ap id compare request
3272*0Sstevel@tonic-gate 	 * message and allocate a buffer
3273*0Sstevel@tonic-gate 	 */
3274*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_ap_id_cmp_t);
3275*0Sstevel@tonic-gate 	*buf_size += ap_id1_strlen;
3276*0Sstevel@tonic-gate 	*buf_size += ap_id1_pad_sz;
3277*0Sstevel@tonic-gate 	*buf_size += ap_id2_strlen;
3278*0Sstevel@tonic-gate 	*buf_size += ap_id2_pad_sz;
3279*0Sstevel@tonic-gate 
3280*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
3281*0Sstevel@tonic-gate 	if (*buf == NULL) {
3282*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3283*0Sstevel@tonic-gate 	}
3284*0Sstevel@tonic-gate 
3285*0Sstevel@tonic-gate 	/*
3286*0Sstevel@tonic-gate 	 * Set fixed address labels by name
3287*0Sstevel@tonic-gate 	 */
3288*0Sstevel@tonic-gate 	ap_id_cmp_data.ap_id1_size = ap_id1_strlen + ap_id1_pad_sz;
3289*0Sstevel@tonic-gate 	ap_id_cmp_data.ap_id2_size = ap_id2_strlen + ap_id2_pad_sz;
3290*0Sstevel@tonic-gate 
3291*0Sstevel@tonic-gate 
3292*0Sstevel@tonic-gate 	/*
3293*0Sstevel@tonic-gate 	 * Set variable information using memcpy
3294*0Sstevel@tonic-gate 	 */
3295*0Sstevel@tonic-gate 	bufptr = *buf;
3296*0Sstevel@tonic-gate 
3297*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &ap_id_cmp_data, sizeof (rdr_ap_id_cmp_t));
3298*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_ap_id_cmp_t);
3299*0Sstevel@tonic-gate 
3300*0Sstevel@tonic-gate 	if (params->ap_log_id1 != NULL) {
3301*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->ap_log_id1, ap_id1_strlen);
3302*0Sstevel@tonic-gate 		bufptr += ap_id1_strlen;
3303*0Sstevel@tonic-gate 		for (i = 0; i < ap_id1_pad_sz; i++) {
3304*0Sstevel@tonic-gate 			bufptr[i] = 0;
3305*0Sstevel@tonic-gate 		}
3306*0Sstevel@tonic-gate 		bufptr += ap_id1_pad_sz;
3307*0Sstevel@tonic-gate 	}
3308*0Sstevel@tonic-gate 
3309*0Sstevel@tonic-gate 	if (params->ap_log_id2 != NULL) {
3310*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->ap_log_id2, ap_id2_strlen);
3311*0Sstevel@tonic-gate 		bufptr += ap_id2_strlen;
3312*0Sstevel@tonic-gate 		for (i = 0; i < ap_id2_pad_sz; i++) {
3313*0Sstevel@tonic-gate 			bufptr[i] = 0;
3314*0Sstevel@tonic-gate 		}
3315*0Sstevel@tonic-gate 		bufptr += ap_id2_pad_sz;
3316*0Sstevel@tonic-gate 	}
3317*0Sstevel@tonic-gate 
3318*0Sstevel@tonic-gate 	return (RDR_OK);
3319*0Sstevel@tonic-gate }
3320*0Sstevel@tonic-gate 
3321*0Sstevel@tonic-gate 
3322*0Sstevel@tonic-gate /*
3323*0Sstevel@tonic-gate  * unpack_ap_id_cmp_request:
3324*0Sstevel@tonic-gate  *
3325*0Sstevel@tonic-gate  * Handle unpacking an attachment point comparison request message.
3326*0Sstevel@tonic-gate  */
3327*0Sstevel@tonic-gate static int
3328*0Sstevel@tonic-gate unpack_ap_id_cmp_request(ap_id_cmp_params_t *params, const char *buf)
3329*0Sstevel@tonic-gate {
3330*0Sstevel@tonic-gate 	char			*bufptr;
3331*0Sstevel@tonic-gate 	rdr_ap_id_cmp_t		ap_id_cmp_data;
3332*0Sstevel@tonic-gate 
3333*0Sstevel@tonic-gate 
3334*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
3335*0Sstevel@tonic-gate 		return (RDR_ERROR);
3336*0Sstevel@tonic-gate 	}
3337*0Sstevel@tonic-gate 
3338*0Sstevel@tonic-gate 	bufptr = (char *)buf;
3339*0Sstevel@tonic-gate 	(void) memcpy(&ap_id_cmp_data, bufptr, sizeof (rdr_ap_id_cmp_t));
3340*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_ap_id_cmp_t);
3341*0Sstevel@tonic-gate 
3342*0Sstevel@tonic-gate 	/*
3343*0Sstevel@tonic-gate 	 * handle getting the cmp ap ids
3344*0Sstevel@tonic-gate 	 */
3345*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->ap_log_id1),
3346*0Sstevel@tonic-gate 	    ap_id_cmp_data.ap_id1_size, bufptr)) {
3347*0Sstevel@tonic-gate 		return (RDR_ERROR);
3348*0Sstevel@tonic-gate 	}
3349*0Sstevel@tonic-gate 	bufptr += ap_id_cmp_data.ap_id1_size;
3350*0Sstevel@tonic-gate 
3351*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->ap_log_id2),
3352*0Sstevel@tonic-gate 	    ap_id_cmp_data.ap_id2_size, bufptr)) {
3353*0Sstevel@tonic-gate 		return (RDR_ERROR);
3354*0Sstevel@tonic-gate 	}
3355*0Sstevel@tonic-gate 	bufptr += ap_id_cmp_data.ap_id2_size;
3356*0Sstevel@tonic-gate 
3357*0Sstevel@tonic-gate 	return (RDR_OK);
3358*0Sstevel@tonic-gate }
3359*0Sstevel@tonic-gate 
3360*0Sstevel@tonic-gate 
3361*0Sstevel@tonic-gate /*
3362*0Sstevel@tonic-gate  * pack_abort_cmd_request:
3363*0Sstevel@tonic-gate  *
3364*0Sstevel@tonic-gate  * Handle packing an abort request message.
3365*0Sstevel@tonic-gate  */
3366*0Sstevel@tonic-gate static int
3367*0Sstevel@tonic-gate pack_abort_cmd_request(abort_cmd_params_t *params, char **buf, int *buf_size)
3368*0Sstevel@tonic-gate {
3369*0Sstevel@tonic-gate 	rdr_abort_cmd_t		abort_cmd_data;
3370*0Sstevel@tonic-gate 
3371*0Sstevel@tonic-gate 
3372*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
3373*0Sstevel@tonic-gate 		return (RDR_ERROR);
3374*0Sstevel@tonic-gate 	}
3375*0Sstevel@tonic-gate 
3376*0Sstevel@tonic-gate 	/*
3377*0Sstevel@tonic-gate 	 * Collect size info specific to the abort cmd request
3378*0Sstevel@tonic-gate 	 * message and allocate a buffer
3379*0Sstevel@tonic-gate 	 */
3380*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_abort_cmd_t);
3381*0Sstevel@tonic-gate 
3382*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
3383*0Sstevel@tonic-gate 	if (*buf == NULL) {
3384*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3385*0Sstevel@tonic-gate 	}
3386*0Sstevel@tonic-gate 
3387*0Sstevel@tonic-gate 	/*
3388*0Sstevel@tonic-gate 	 * Set fixed session identifier
3389*0Sstevel@tonic-gate 	 */
3390*0Sstevel@tonic-gate 	abort_cmd_data.session_id = params->session_id;
3391*0Sstevel@tonic-gate 
3392*0Sstevel@tonic-gate 	/*
3393*0Sstevel@tonic-gate 	 * Copy information using memcpy
3394*0Sstevel@tonic-gate 	 */
3395*0Sstevel@tonic-gate 	(void) memcpy(*buf, &abort_cmd_data, sizeof (rdr_abort_cmd_t));
3396*0Sstevel@tonic-gate 
3397*0Sstevel@tonic-gate 	return (RDR_OK);
3398*0Sstevel@tonic-gate }
3399*0Sstevel@tonic-gate 
3400*0Sstevel@tonic-gate 
3401*0Sstevel@tonic-gate /*
3402*0Sstevel@tonic-gate  * unpack_abort_cmd_request:
3403*0Sstevel@tonic-gate  *
3404*0Sstevel@tonic-gate  * Handle unpacking an abort request message.
3405*0Sstevel@tonic-gate  */
3406*0Sstevel@tonic-gate static int
3407*0Sstevel@tonic-gate unpack_abort_cmd_request(abort_cmd_params_t *params, const char *buf)
3408*0Sstevel@tonic-gate {
3409*0Sstevel@tonic-gate 	rdr_abort_cmd_t		*abort_cmd_datap;
3410*0Sstevel@tonic-gate 
3411*0Sstevel@tonic-gate 
3412*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
3413*0Sstevel@tonic-gate 		return (RDR_ERROR);
3414*0Sstevel@tonic-gate 	}
3415*0Sstevel@tonic-gate 
3416*0Sstevel@tonic-gate 	/* LINTED Pointer Cast Alignment Warning */
3417*0Sstevel@tonic-gate 	abort_cmd_datap = (rdr_abort_cmd_t *)buf;
3418*0Sstevel@tonic-gate 
3419*0Sstevel@tonic-gate 	/*
3420*0Sstevel@tonic-gate 	 * copy out the session information
3421*0Sstevel@tonic-gate 	 */
3422*0Sstevel@tonic-gate 
3423*0Sstevel@tonic-gate 	params->session_id = abort_cmd_datap->session_id;
3424*0Sstevel@tonic-gate 
3425*0Sstevel@tonic-gate 	return (RDR_OK);
3426*0Sstevel@tonic-gate }
3427*0Sstevel@tonic-gate 
3428*0Sstevel@tonic-gate 
3429*0Sstevel@tonic-gate /*
3430*0Sstevel@tonic-gate  * pack_confirm_request:
3431*0Sstevel@tonic-gate  *
3432*0Sstevel@tonic-gate  * Handle packing a confirm callback request.
3433*0Sstevel@tonic-gate  */
3434*0Sstevel@tonic-gate static int
3435*0Sstevel@tonic-gate pack_confirm_request(confirm_callback_params_t *params, char **buf,
3436*0Sstevel@tonic-gate     int *buf_size)
3437*0Sstevel@tonic-gate {
3438*0Sstevel@tonic-gate 	int				i;
3439*0Sstevel@tonic-gate 	char				*bufptr;
3440*0Sstevel@tonic-gate 	rdr_confirm_callback_t		confirm_callback_data;
3441*0Sstevel@tonic-gate 	int 				message_strlen;
3442*0Sstevel@tonic-gate 	int 				message_pad_sz;
3443*0Sstevel@tonic-gate 
3444*0Sstevel@tonic-gate 
3445*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
3446*0Sstevel@tonic-gate 		return (RDR_ERROR);
3447*0Sstevel@tonic-gate 	}
3448*0Sstevel@tonic-gate 
3449*0Sstevel@tonic-gate 	/*
3450*0Sstevel@tonic-gate 	 * Set variable length fields and make a call to partially
3451*0Sstevel@tonic-gate 	 * pack it.
3452*0Sstevel@tonic-gate 	 */
3453*0Sstevel@tonic-gate 	if (params->message != NULL) {
3454*0Sstevel@tonic-gate 		message_strlen = strlen(params->message) + 1;
3455*0Sstevel@tonic-gate 		message_pad_sz = RDR_ALIGN_64_BIT -
3456*0Sstevel@tonic-gate 		    (message_strlen % RDR_ALIGN_64_BIT);
3457*0Sstevel@tonic-gate 	} else {
3458*0Sstevel@tonic-gate 		message_strlen = 0;
3459*0Sstevel@tonic-gate 		message_pad_sz = 0;
3460*0Sstevel@tonic-gate 	}
3461*0Sstevel@tonic-gate 
3462*0Sstevel@tonic-gate 
3463*0Sstevel@tonic-gate 	/*
3464*0Sstevel@tonic-gate 	 * Collect size info specific to the confirm callback request
3465*0Sstevel@tonic-gate 	 * message and allocate a buffer
3466*0Sstevel@tonic-gate 	 */
3467*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_confirm_callback_t);
3468*0Sstevel@tonic-gate 	*buf_size += message_strlen;
3469*0Sstevel@tonic-gate 	*buf_size += message_pad_sz;
3470*0Sstevel@tonic-gate 
3471*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
3472*0Sstevel@tonic-gate 	if (*buf == NULL) {
3473*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3474*0Sstevel@tonic-gate 	}
3475*0Sstevel@tonic-gate 
3476*0Sstevel@tonic-gate 	/*
3477*0Sstevel@tonic-gate 	 * Set fixed address labels by name
3478*0Sstevel@tonic-gate 	 */
3479*0Sstevel@tonic-gate 	if (params->confp != NULL) {
3480*0Sstevel@tonic-gate 		confirm_callback_data.confirm_callback_id =
3481*0Sstevel@tonic-gate 		    (unsigned long)params->confp->confirm;
3482*0Sstevel@tonic-gate 		confirm_callback_data.appdata_ptr =
3483*0Sstevel@tonic-gate 		    (unsigned long)params->confp->appdata_ptr;
3484*0Sstevel@tonic-gate 	} else {
3485*0Sstevel@tonic-gate 		confirm_callback_data.confirm_callback_id = 0;
3486*0Sstevel@tonic-gate 		confirm_callback_data.appdata_ptr = 0;
3487*0Sstevel@tonic-gate 	}
3488*0Sstevel@tonic-gate 	confirm_callback_data.message_size = message_strlen + message_pad_sz;
3489*0Sstevel@tonic-gate 
3490*0Sstevel@tonic-gate 	/*
3491*0Sstevel@tonic-gate 	 * Set variable information using memcpy
3492*0Sstevel@tonic-gate 	 */
3493*0Sstevel@tonic-gate 	bufptr = *buf;
3494*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &confirm_callback_data,
3495*0Sstevel@tonic-gate 	    sizeof (rdr_confirm_callback_t));
3496*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_confirm_callback_t);
3497*0Sstevel@tonic-gate 
3498*0Sstevel@tonic-gate 	if (params->message != NULL) {
3499*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->message, message_strlen);
3500*0Sstevel@tonic-gate 		bufptr += message_strlen;
3501*0Sstevel@tonic-gate 		for (i = 0; i < message_pad_sz; i++) {
3502*0Sstevel@tonic-gate 			bufptr[i] = 0;
3503*0Sstevel@tonic-gate 		}
3504*0Sstevel@tonic-gate 		bufptr += message_pad_sz;
3505*0Sstevel@tonic-gate 	}
3506*0Sstevel@tonic-gate 
3507*0Sstevel@tonic-gate 	return (RDR_OK);
3508*0Sstevel@tonic-gate }
3509*0Sstevel@tonic-gate 
3510*0Sstevel@tonic-gate 
3511*0Sstevel@tonic-gate /*
3512*0Sstevel@tonic-gate  * unpack_confirm_request:
3513*0Sstevel@tonic-gate  *
3514*0Sstevel@tonic-gate  * Handle unpacking a confirm callback request.
3515*0Sstevel@tonic-gate  */
3516*0Sstevel@tonic-gate static int
3517*0Sstevel@tonic-gate unpack_confirm_request(confirm_callback_params_t *params, const char *buf)
3518*0Sstevel@tonic-gate {
3519*0Sstevel@tonic-gate 	char				*bufptr;
3520*0Sstevel@tonic-gate 	rdr_confirm_callback_t		confirm_callback_data;
3521*0Sstevel@tonic-gate 
3522*0Sstevel@tonic-gate 
3523*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
3524*0Sstevel@tonic-gate 		return (RDR_ERROR);
3525*0Sstevel@tonic-gate 	}
3526*0Sstevel@tonic-gate 
3527*0Sstevel@tonic-gate 	bufptr = (char *)buf;
3528*0Sstevel@tonic-gate 	(void) memcpy(&confirm_callback_data, bufptr,
3529*0Sstevel@tonic-gate 	    sizeof (rdr_confirm_callback_t));
3530*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_confirm_callback_t);
3531*0Sstevel@tonic-gate 
3532*0Sstevel@tonic-gate 	/*
3533*0Sstevel@tonic-gate 	 * handle getting the message text
3534*0Sstevel@tonic-gate 	 */
3535*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->message),
3536*0Sstevel@tonic-gate 	    confirm_callback_data.message_size, bufptr)) {
3537*0Sstevel@tonic-gate 		return (RDR_ERROR);
3538*0Sstevel@tonic-gate 	}
3539*0Sstevel@tonic-gate 	bufptr += confirm_callback_data.message_size;
3540*0Sstevel@tonic-gate 
3541*0Sstevel@tonic-gate 	/*
3542*0Sstevel@tonic-gate 	 * Set fixed address labels by name
3543*0Sstevel@tonic-gate 	 */
3544*0Sstevel@tonic-gate 	params->confp = (struct cfga_confirm *)
3545*0Sstevel@tonic-gate 	    malloc(sizeof (struct cfga_confirm));
3546*0Sstevel@tonic-gate 	if (params->confp == NULL) {
3547*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3548*0Sstevel@tonic-gate 	}
3549*0Sstevel@tonic-gate 
3550*0Sstevel@tonic-gate 	/* set params->confp->confirm using memcpy */
3551*0Sstevel@tonic-gate 	(void) memcpy((void*)params->confp,
3552*0Sstevel@tonic-gate 	    &(confirm_callback_data.confirm_callback_id),
3553*0Sstevel@tonic-gate 	    sizeof (unsigned long));
3554*0Sstevel@tonic-gate 
3555*0Sstevel@tonic-gate 	params->confp->appdata_ptr =
3556*0Sstevel@tonic-gate 	    (void*)confirm_callback_data.appdata_ptr;
3557*0Sstevel@tonic-gate 
3558*0Sstevel@tonic-gate 	return (RDR_OK);
3559*0Sstevel@tonic-gate }
3560*0Sstevel@tonic-gate 
3561*0Sstevel@tonic-gate 
3562*0Sstevel@tonic-gate /*
3563*0Sstevel@tonic-gate  * pack_confirm_reply:
3564*0Sstevel@tonic-gate  *
3565*0Sstevel@tonic-gate  * Handle packing a confirm callback reply.
3566*0Sstevel@tonic-gate  */
3567*0Sstevel@tonic-gate static int
3568*0Sstevel@tonic-gate pack_confirm_reply(confirm_callback_params_t *params, char **buf, int *buf_size)
3569*0Sstevel@tonic-gate {
3570*0Sstevel@tonic-gate 	char				*bufptr;
3571*0Sstevel@tonic-gate 	rdr_confirm_callback_reply_t	confirm_callback_data;
3572*0Sstevel@tonic-gate 
3573*0Sstevel@tonic-gate 
3574*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
3575*0Sstevel@tonic-gate 		return (RDR_ERROR);
3576*0Sstevel@tonic-gate 	}
3577*0Sstevel@tonic-gate 
3578*0Sstevel@tonic-gate 	/*
3579*0Sstevel@tonic-gate 	 * Collect size info specific to the confirm callback reply
3580*0Sstevel@tonic-gate 	 * message and allocate a buffer
3581*0Sstevel@tonic-gate 	 */
3582*0Sstevel@tonic-gate 	*buf_size = sizeof (confirm_callback_params_t);
3583*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
3584*0Sstevel@tonic-gate 	if (*buf == NULL) {
3585*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3586*0Sstevel@tonic-gate 	}
3587*0Sstevel@tonic-gate 
3588*0Sstevel@tonic-gate 	/*
3589*0Sstevel@tonic-gate 	 * Set fixed address labels by name
3590*0Sstevel@tonic-gate 	 */
3591*0Sstevel@tonic-gate 	if (params->confp != NULL) {
3592*0Sstevel@tonic-gate 		confirm_callback_data.confirm_callback_id =
3593*0Sstevel@tonic-gate 		    (unsigned long)params->confp->confirm;
3594*0Sstevel@tonic-gate 		confirm_callback_data.appdata_ptr =
3595*0Sstevel@tonic-gate 		    (unsigned long)params->confp->appdata_ptr;
3596*0Sstevel@tonic-gate 	} else {
3597*0Sstevel@tonic-gate 		confirm_callback_data.confirm_callback_id = 0;
3598*0Sstevel@tonic-gate 		confirm_callback_data.appdata_ptr = 0;
3599*0Sstevel@tonic-gate 	}
3600*0Sstevel@tonic-gate 	confirm_callback_data.response = params->response;
3601*0Sstevel@tonic-gate 
3602*0Sstevel@tonic-gate 	/*
3603*0Sstevel@tonic-gate 	 * Set variable information using memcpy
3604*0Sstevel@tonic-gate 	 */
3605*0Sstevel@tonic-gate 	bufptr = *buf;
3606*0Sstevel@tonic-gate 
3607*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &confirm_callback_data,
3608*0Sstevel@tonic-gate 	    sizeof (rdr_confirm_callback_reply_t));
3609*0Sstevel@tonic-gate 
3610*0Sstevel@tonic-gate 	return (RDR_OK);
3611*0Sstevel@tonic-gate }
3612*0Sstevel@tonic-gate 
3613*0Sstevel@tonic-gate 
3614*0Sstevel@tonic-gate /*
3615*0Sstevel@tonic-gate  * unpack_confirm_reply:
3616*0Sstevel@tonic-gate  *
3617*0Sstevel@tonic-gate  * Handle unpacking a confirm callback reply.
3618*0Sstevel@tonic-gate  */
3619*0Sstevel@tonic-gate static int
3620*0Sstevel@tonic-gate unpack_confirm_reply(confirm_callback_params_t *params, const char *buf)
3621*0Sstevel@tonic-gate {
3622*0Sstevel@tonic-gate 	char				*bufptr;
3623*0Sstevel@tonic-gate 	rdr_confirm_callback_reply_t	confirm_callback_data;
3624*0Sstevel@tonic-gate 
3625*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
3626*0Sstevel@tonic-gate 		return (RDR_ERROR);
3627*0Sstevel@tonic-gate 	}
3628*0Sstevel@tonic-gate 
3629*0Sstevel@tonic-gate 	bufptr = (char *)buf;
3630*0Sstevel@tonic-gate 	(void) memcpy(&confirm_callback_data, bufptr,
3631*0Sstevel@tonic-gate 	    sizeof (rdr_confirm_callback_reply_t));
3632*0Sstevel@tonic-gate 	bufptr += sizeof (confirm_callback_params_t);
3633*0Sstevel@tonic-gate 
3634*0Sstevel@tonic-gate 	/*
3635*0Sstevel@tonic-gate 	 * Set fixed address labels by name
3636*0Sstevel@tonic-gate 	 */
3637*0Sstevel@tonic-gate 	params->confp = (struct cfga_confirm *)
3638*0Sstevel@tonic-gate 	    malloc(sizeof (struct cfga_confirm));
3639*0Sstevel@tonic-gate 	if (params->confp == NULL) {
3640*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3641*0Sstevel@tonic-gate 	}
3642*0Sstevel@tonic-gate 
3643*0Sstevel@tonic-gate 	/* set params->confp->confirm using memcpy */
3644*0Sstevel@tonic-gate 	(void) memcpy((void*)params->confp,
3645*0Sstevel@tonic-gate 	    &(confirm_callback_data.confirm_callback_id),
3646*0Sstevel@tonic-gate 	    sizeof (unsigned long));
3647*0Sstevel@tonic-gate 
3648*0Sstevel@tonic-gate 	params->confp->appdata_ptr =
3649*0Sstevel@tonic-gate 	    (void*)confirm_callback_data.appdata_ptr;
3650*0Sstevel@tonic-gate 	params->response = confirm_callback_data.response;
3651*0Sstevel@tonic-gate 
3652*0Sstevel@tonic-gate 	return (RDR_OK);
3653*0Sstevel@tonic-gate }
3654*0Sstevel@tonic-gate 
3655*0Sstevel@tonic-gate 
3656*0Sstevel@tonic-gate /*
3657*0Sstevel@tonic-gate  * pack_message_request:
3658*0Sstevel@tonic-gate  *
3659*0Sstevel@tonic-gate  * Handle packing a message callback request.
3660*0Sstevel@tonic-gate  */
3661*0Sstevel@tonic-gate static int
3662*0Sstevel@tonic-gate pack_message_request(msg_callback_params_t *params, char **buf, int *buf_size)
3663*0Sstevel@tonic-gate {
3664*0Sstevel@tonic-gate 	int			i;
3665*0Sstevel@tonic-gate 	char			*bufptr;
3666*0Sstevel@tonic-gate 	rdr_msg_callback_t	msg_callback_data;
3667*0Sstevel@tonic-gate 	int			message_strlen;
3668*0Sstevel@tonic-gate 	int			message_pad_sz;
3669*0Sstevel@tonic-gate 
3670*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
3671*0Sstevel@tonic-gate 		return (RDR_ERROR);
3672*0Sstevel@tonic-gate 	}
3673*0Sstevel@tonic-gate 
3674*0Sstevel@tonic-gate 	/*
3675*0Sstevel@tonic-gate 	 * Set variable length fields and make a call to partially
3676*0Sstevel@tonic-gate 	 * pack it.
3677*0Sstevel@tonic-gate 	 */
3678*0Sstevel@tonic-gate 	if (params->message != NULL) {
3679*0Sstevel@tonic-gate 		message_strlen = strlen(params->message) + 1;
3680*0Sstevel@tonic-gate 		message_pad_sz = RDR_ALIGN_64_BIT -
3681*0Sstevel@tonic-gate 		    (message_strlen % RDR_ALIGN_64_BIT);
3682*0Sstevel@tonic-gate 	} else {
3683*0Sstevel@tonic-gate 		message_strlen = 0;
3684*0Sstevel@tonic-gate 		message_pad_sz = 0;
3685*0Sstevel@tonic-gate 	}
3686*0Sstevel@tonic-gate 
3687*0Sstevel@tonic-gate 
3688*0Sstevel@tonic-gate 	/*
3689*0Sstevel@tonic-gate 	 * Collect size info specific to the message callback request
3690*0Sstevel@tonic-gate 	 * message and allocate a buffer
3691*0Sstevel@tonic-gate 	 */
3692*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_msg_callback_t);
3693*0Sstevel@tonic-gate 	*buf_size += message_strlen;
3694*0Sstevel@tonic-gate 	*buf_size += message_pad_sz;
3695*0Sstevel@tonic-gate 
3696*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
3697*0Sstevel@tonic-gate 	if (*buf == NULL) {
3698*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3699*0Sstevel@tonic-gate 	}
3700*0Sstevel@tonic-gate 
3701*0Sstevel@tonic-gate 	/*
3702*0Sstevel@tonic-gate 	 * Set fixed address labels by name
3703*0Sstevel@tonic-gate 	 */
3704*0Sstevel@tonic-gate 	if (params->msgp != NULL) {
3705*0Sstevel@tonic-gate 		msg_callback_data.msg_callback_id =
3706*0Sstevel@tonic-gate 		    (unsigned long)params->msgp->message_routine;
3707*0Sstevel@tonic-gate 		msg_callback_data.appdata_ptr =
3708*0Sstevel@tonic-gate 		    (unsigned long)params->msgp->appdata_ptr;
3709*0Sstevel@tonic-gate 	} else {
3710*0Sstevel@tonic-gate 		msg_callback_data.msg_callback_id = 0;
3711*0Sstevel@tonic-gate 		msg_callback_data.appdata_ptr = 0;
3712*0Sstevel@tonic-gate 	}
3713*0Sstevel@tonic-gate 	msg_callback_data.message_size = message_strlen + message_pad_sz;
3714*0Sstevel@tonic-gate 
3715*0Sstevel@tonic-gate 	/*
3716*0Sstevel@tonic-gate 	 * Set variable information using memcpy
3717*0Sstevel@tonic-gate 	 */
3718*0Sstevel@tonic-gate 	bufptr = *buf;
3719*0Sstevel@tonic-gate 
3720*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &msg_callback_data, sizeof (rdr_msg_callback_t));
3721*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_msg_callback_t);
3722*0Sstevel@tonic-gate 
3723*0Sstevel@tonic-gate 	if (params->message != NULL) {
3724*0Sstevel@tonic-gate 		(void) memcpy(bufptr, params->message, message_strlen);
3725*0Sstevel@tonic-gate 		bufptr += message_strlen;
3726*0Sstevel@tonic-gate 		for (i = 0; i < message_pad_sz; i++) {
3727*0Sstevel@tonic-gate 			bufptr[i] = 0;
3728*0Sstevel@tonic-gate 		}
3729*0Sstevel@tonic-gate 		bufptr += message_pad_sz;
3730*0Sstevel@tonic-gate 	}
3731*0Sstevel@tonic-gate 
3732*0Sstevel@tonic-gate 	return (RDR_OK);
3733*0Sstevel@tonic-gate }
3734*0Sstevel@tonic-gate 
3735*0Sstevel@tonic-gate 
3736*0Sstevel@tonic-gate /*
3737*0Sstevel@tonic-gate  * unpack_message_request:
3738*0Sstevel@tonic-gate  *
3739*0Sstevel@tonic-gate  * Handle unpacking a message callback request.
3740*0Sstevel@tonic-gate  */
3741*0Sstevel@tonic-gate static int
3742*0Sstevel@tonic-gate unpack_message_request(msg_callback_params_t *params, const char *buf)
3743*0Sstevel@tonic-gate {
3744*0Sstevel@tonic-gate 	char			*bufptr;
3745*0Sstevel@tonic-gate 	rdr_msg_callback_t	msg_callback_data;
3746*0Sstevel@tonic-gate 
3747*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
3748*0Sstevel@tonic-gate 		return (RDR_ERROR);
3749*0Sstevel@tonic-gate 	}
3750*0Sstevel@tonic-gate 
3751*0Sstevel@tonic-gate 	bufptr = (char *)buf;
3752*0Sstevel@tonic-gate 	(void) memcpy(&msg_callback_data, bufptr, sizeof (rdr_msg_callback_t));
3753*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_msg_callback_t);
3754*0Sstevel@tonic-gate 
3755*0Sstevel@tonic-gate 	/*
3756*0Sstevel@tonic-gate 	 * handle getting the message text
3757*0Sstevel@tonic-gate 	 */
3758*0Sstevel@tonic-gate 	if (get_string_from_buf(&(params->message),
3759*0Sstevel@tonic-gate 	    msg_callback_data.message_size, bufptr)) {
3760*0Sstevel@tonic-gate 		return (RDR_ERROR);
3761*0Sstevel@tonic-gate 	}
3762*0Sstevel@tonic-gate 	bufptr += msg_callback_data.message_size;
3763*0Sstevel@tonic-gate 
3764*0Sstevel@tonic-gate 	/*
3765*0Sstevel@tonic-gate 	 * Set fixed address labels by name
3766*0Sstevel@tonic-gate 	 */
3767*0Sstevel@tonic-gate 	params->msgp = (struct cfga_msg *)malloc(sizeof (struct cfga_msg));
3768*0Sstevel@tonic-gate 	if (params->msgp == NULL) {
3769*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3770*0Sstevel@tonic-gate 	}
3771*0Sstevel@tonic-gate 
3772*0Sstevel@tonic-gate 	/* set params->msgp->message_routine using memcpy */
3773*0Sstevel@tonic-gate 	(void) memcpy((void*)params->msgp, &(msg_callback_data.msg_callback_id),
3774*0Sstevel@tonic-gate 	    sizeof (unsigned long));
3775*0Sstevel@tonic-gate 
3776*0Sstevel@tonic-gate 	params->msgp->appdata_ptr = (void*)msg_callback_data.appdata_ptr;
3777*0Sstevel@tonic-gate 
3778*0Sstevel@tonic-gate 	return (RDR_OK);
3779*0Sstevel@tonic-gate }
3780*0Sstevel@tonic-gate 
3781*0Sstevel@tonic-gate /*
3782*0Sstevel@tonic-gate  * pack_rsrc_info_request:
3783*0Sstevel@tonic-gate  *
3784*0Sstevel@tonic-gate  * Handle packing a resource info request.
3785*0Sstevel@tonic-gate  */
3786*0Sstevel@tonic-gate static int
3787*0Sstevel@tonic-gate pack_rsrc_info_request(rsrc_info_params_t *params, char **buf, int *buf_size)
3788*0Sstevel@tonic-gate {
3789*0Sstevel@tonic-gate 	char				*bufptr;
3790*0Sstevel@tonic-gate 	rdr_rsrc_info_t			rsrc_info_data;
3791*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
3792*0Sstevel@tonic-gate 
3793*0Sstevel@tonic-gate 
3794*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
3795*0Sstevel@tonic-gate 		return (RDR_ERROR);
3796*0Sstevel@tonic-gate 	}
3797*0Sstevel@tonic-gate 
3798*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
3799*0Sstevel@tonic-gate 
3800*0Sstevel@tonic-gate 	/*
3801*0Sstevel@tonic-gate 	 * Set variable length fields and make a call to partially
3802*0Sstevel@tonic-gate 	 * pack it.
3803*0Sstevel@tonic-gate 	 */
3804*0Sstevel@tonic-gate 	if (pack_ap_ids(params->num_ap_ids, params->ap_ids, &var_msg_info)) {
3805*0Sstevel@tonic-gate 		cleanup_variable_ap_id_info(&var_msg_info);
3806*0Sstevel@tonic-gate 		return (RDR_ERROR);
3807*0Sstevel@tonic-gate 	}
3808*0Sstevel@tonic-gate 
3809*0Sstevel@tonic-gate 	/*
3810*0Sstevel@tonic-gate 	 * Collect size info specific to the resource info request
3811*0Sstevel@tonic-gate 	 * message and allocate a buffer.
3812*0Sstevel@tonic-gate 	 */
3813*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_rsrc_info_t);
3814*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_int_size;
3815*0Sstevel@tonic-gate 	*buf_size += var_msg_info.ap_id_char_size;
3816*0Sstevel@tonic-gate 
3817*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
3818*0Sstevel@tonic-gate 	if (*buf == NULL) {
3819*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3820*0Sstevel@tonic-gate 	}
3821*0Sstevel@tonic-gate 
3822*0Sstevel@tonic-gate 	/*
3823*0Sstevel@tonic-gate 	 * Set fixed address labels by name.
3824*0Sstevel@tonic-gate 	 */
3825*0Sstevel@tonic-gate 	rsrc_info_data.num_ap_ids = params->num_ap_ids;
3826*0Sstevel@tonic-gate 	rsrc_info_data.ap_id_char_size = var_msg_info.ap_id_char_size;
3827*0Sstevel@tonic-gate 	rsrc_info_data.flags = params->flags;
3828*0Sstevel@tonic-gate 
3829*0Sstevel@tonic-gate 	/*
3830*0Sstevel@tonic-gate 	 * Set variable information using memcpy.
3831*0Sstevel@tonic-gate 	 */
3832*0Sstevel@tonic-gate 	bufptr = *buf;
3833*0Sstevel@tonic-gate 
3834*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &rsrc_info_data, sizeof (rdr_rsrc_info_t));
3835*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_rsrc_info_t);
3836*0Sstevel@tonic-gate 
3837*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_sizes != NULL) {
3838*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_sizes,
3839*0Sstevel@tonic-gate 		    var_msg_info.ap_id_int_size);
3840*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_int_size;
3841*0Sstevel@tonic-gate 	}
3842*0Sstevel@tonic-gate 
3843*0Sstevel@tonic-gate 	if (var_msg_info.ap_id_chars != NULL) {
3844*0Sstevel@tonic-gate 		(void) memcpy(bufptr, var_msg_info.ap_id_chars,
3845*0Sstevel@tonic-gate 		    var_msg_info.ap_id_char_size);
3846*0Sstevel@tonic-gate 		bufptr += var_msg_info.ap_id_char_size;
3847*0Sstevel@tonic-gate 	}
3848*0Sstevel@tonic-gate 
3849*0Sstevel@tonic-gate 	cleanup_variable_ap_id_info(&var_msg_info);
3850*0Sstevel@tonic-gate 
3851*0Sstevel@tonic-gate 	return (RDR_OK);
3852*0Sstevel@tonic-gate }
3853*0Sstevel@tonic-gate 
3854*0Sstevel@tonic-gate 
3855*0Sstevel@tonic-gate /*
3856*0Sstevel@tonic-gate  * unpack_rsrc_info_request:
3857*0Sstevel@tonic-gate  *
3858*0Sstevel@tonic-gate  * Handle unpacking a resource info request message.
3859*0Sstevel@tonic-gate  */
3860*0Sstevel@tonic-gate static int
3861*0Sstevel@tonic-gate unpack_rsrc_info_request(rsrc_info_params_t *params, const char *buf)
3862*0Sstevel@tonic-gate {
3863*0Sstevel@tonic-gate 	char				*bufptr;
3864*0Sstevel@tonic-gate 	rdr_variable_message_info_t 	var_msg_info;
3865*0Sstevel@tonic-gate 	rdr_rsrc_info_t			rsrc_info_data;
3866*0Sstevel@tonic-gate 
3867*0Sstevel@tonic-gate 
3868*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
3869*0Sstevel@tonic-gate 		return (RDR_ERROR);
3870*0Sstevel@tonic-gate 	}
3871*0Sstevel@tonic-gate 
3872*0Sstevel@tonic-gate 	(void) memset(&var_msg_info, 0, sizeof (rdr_variable_message_info_t));
3873*0Sstevel@tonic-gate 
3874*0Sstevel@tonic-gate 	bufptr = (char *)buf;
3875*0Sstevel@tonic-gate 	(void) memcpy(&rsrc_info_data, bufptr, sizeof (rdr_rsrc_info_t));
3876*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_rsrc_info_t);
3877*0Sstevel@tonic-gate 
3878*0Sstevel@tonic-gate 	/*
3879*0Sstevel@tonic-gate 	 * Handle getting the ap_ids.
3880*0Sstevel@tonic-gate 	 */
3881*0Sstevel@tonic-gate 	var_msg_info.ap_id_char_size = rsrc_info_data.ap_id_char_size;
3882*0Sstevel@tonic-gate 	if (get_ap_ids_from_buf(&(params->ap_ids), rsrc_info_data.num_ap_ids,
3883*0Sstevel@tonic-gate 	    &var_msg_info, bufptr)) {
3884*0Sstevel@tonic-gate 		return (RDR_ERROR);
3885*0Sstevel@tonic-gate 	}
3886*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_int_size;
3887*0Sstevel@tonic-gate 	bufptr += var_msg_info.ap_id_char_size;
3888*0Sstevel@tonic-gate 
3889*0Sstevel@tonic-gate 	/*
3890*0Sstevel@tonic-gate 	 * Set fixed address labels by name.
3891*0Sstevel@tonic-gate 	 */
3892*0Sstevel@tonic-gate 	params->num_ap_ids = rsrc_info_data.num_ap_ids;
3893*0Sstevel@tonic-gate 	params->flags = rsrc_info_data.flags;
3894*0Sstevel@tonic-gate 
3895*0Sstevel@tonic-gate 	return (RDR_OK);
3896*0Sstevel@tonic-gate }
3897*0Sstevel@tonic-gate 
3898*0Sstevel@tonic-gate 
3899*0Sstevel@tonic-gate /*
3900*0Sstevel@tonic-gate  * pack_rsrc_info_reply:
3901*0Sstevel@tonic-gate  *
3902*0Sstevel@tonic-gate  * Handle packing a resource info reply message.
3903*0Sstevel@tonic-gate  */
3904*0Sstevel@tonic-gate static int
3905*0Sstevel@tonic-gate pack_rsrc_info_reply(rsrc_info_params_t *params, char **buf, int *buf_size)
3906*0Sstevel@tonic-gate {
3907*0Sstevel@tonic-gate 	char				*bufptr;
3908*0Sstevel@tonic-gate 	rdr_rsrc_info_reply_t		rsrc_info_data;
3909*0Sstevel@tonic-gate 	int				pack_status;
3910*0Sstevel@tonic-gate 	caddr_t				rsrc_info_bufp = NULL;
3911*0Sstevel@tonic-gate 	size_t 				rsrc_info_size;
3912*0Sstevel@tonic-gate 
3913*0Sstevel@tonic-gate 
3914*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL) || (buf_size == NULL)) {
3915*0Sstevel@tonic-gate 		return (RDR_ERROR);
3916*0Sstevel@tonic-gate 	}
3917*0Sstevel@tonic-gate 
3918*0Sstevel@tonic-gate 	/*
3919*0Sstevel@tonic-gate 	 * Pack snapshot handle data.
3920*0Sstevel@tonic-gate 	 */
3921*0Sstevel@tonic-gate 	pack_status = ri_pack(params->hdl, &rsrc_info_bufp, &rsrc_info_size);
3922*0Sstevel@tonic-gate 	if (pack_status != 0) {
3923*0Sstevel@tonic-gate 		return (RDR_ERROR);
3924*0Sstevel@tonic-gate 	}
3925*0Sstevel@tonic-gate 
3926*0Sstevel@tonic-gate 	/*
3927*0Sstevel@tonic-gate 	 * Collect size info specific to the rsrc_info reply message
3928*0Sstevel@tonic-gate 	 * and allocate a buffer.
3929*0Sstevel@tonic-gate 	 */
3930*0Sstevel@tonic-gate 	*buf_size = sizeof (rdr_rsrc_info_reply_t);
3931*0Sstevel@tonic-gate 	*buf_size += rsrc_info_size;
3932*0Sstevel@tonic-gate 
3933*0Sstevel@tonic-gate 	*buf = (char *)malloc(*buf_size);
3934*0Sstevel@tonic-gate 	if (*buf == NULL) {
3935*0Sstevel@tonic-gate 		free(rsrc_info_bufp);
3936*0Sstevel@tonic-gate 		return (RDR_MEM_ALLOC);
3937*0Sstevel@tonic-gate 	}
3938*0Sstevel@tonic-gate 
3939*0Sstevel@tonic-gate 	/*
3940*0Sstevel@tonic-gate 	 * Set fixed address labels by name.
3941*0Sstevel@tonic-gate 	 */
3942*0Sstevel@tonic-gate 	rsrc_info_data.packed_hdl_size = rsrc_info_size;
3943*0Sstevel@tonic-gate 
3944*0Sstevel@tonic-gate 	/*
3945*0Sstevel@tonic-gate 	 * Set variable information using memcpy.
3946*0Sstevel@tonic-gate 	 */
3947*0Sstevel@tonic-gate 	bufptr = *buf;
3948*0Sstevel@tonic-gate 
3949*0Sstevel@tonic-gate 	(void) memcpy(bufptr, &rsrc_info_data, sizeof (rdr_rsrc_info_reply_t));
3950*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_rsrc_info_reply_t);
3951*0Sstevel@tonic-gate 
3952*0Sstevel@tonic-gate 	if (rsrc_info_bufp) {
3953*0Sstevel@tonic-gate 		(void) memcpy(bufptr, rsrc_info_bufp, rsrc_info_size);
3954*0Sstevel@tonic-gate 		free(rsrc_info_bufp);
3955*0Sstevel@tonic-gate 	}
3956*0Sstevel@tonic-gate 
3957*0Sstevel@tonic-gate 	return (RDR_OK);
3958*0Sstevel@tonic-gate }
3959*0Sstevel@tonic-gate 
3960*0Sstevel@tonic-gate 
3961*0Sstevel@tonic-gate /*
3962*0Sstevel@tonic-gate  * unpack_rsrc_info_reply:
3963*0Sstevel@tonic-gate  *
3964*0Sstevel@tonic-gate  * Handle unpacking a resource info reply message.
3965*0Sstevel@tonic-gate  */
3966*0Sstevel@tonic-gate static int
3967*0Sstevel@tonic-gate unpack_rsrc_info_reply(rsrc_info_params_t *params, const char *buf)
3968*0Sstevel@tonic-gate {
3969*0Sstevel@tonic-gate 	int			unpack_status;
3970*0Sstevel@tonic-gate 	char 			*bufptr;
3971*0Sstevel@tonic-gate 	rdr_rsrc_info_reply_t	rsrc_info_data;
3972*0Sstevel@tonic-gate 
3973*0Sstevel@tonic-gate 
3974*0Sstevel@tonic-gate 	if ((params == NULL) || (buf == NULL)) {
3975*0Sstevel@tonic-gate 		return (RDR_ERROR);
3976*0Sstevel@tonic-gate 	}
3977*0Sstevel@tonic-gate 
3978*0Sstevel@tonic-gate 	bufptr = (char *)buf;
3979*0Sstevel@tonic-gate 	(void) memcpy(&rsrc_info_data, bufptr, sizeof (rdr_rsrc_info_reply_t));
3980*0Sstevel@tonic-gate 	bufptr += sizeof (rdr_rsrc_info_reply_t);
3981*0Sstevel@tonic-gate 
3982*0Sstevel@tonic-gate 	/*
3983*0Sstevel@tonic-gate 	 * Unpack buf into resource info handle.
3984*0Sstevel@tonic-gate 	 */
3985*0Sstevel@tonic-gate 	unpack_status = ri_unpack(bufptr, rsrc_info_data.packed_hdl_size,
3986*0Sstevel@tonic-gate 	    &params->hdl);
3987*0Sstevel@tonic-gate 
3988*0Sstevel@tonic-gate 	return ((unpack_status == 0) ? RDR_OK : RDR_ERROR);
3989*0Sstevel@tonic-gate }
3990*0Sstevel@tonic-gate 
3991*0Sstevel@tonic-gate 
3992*0Sstevel@tonic-gate /*
3993*0Sstevel@tonic-gate  * pack_ap_ids:
3994*0Sstevel@tonic-gate  *
3995*0Sstevel@tonic-gate  * Pack a list of attachment point identifiers into a single buffer.
3996*0Sstevel@tonic-gate  * This buffer is stored in the specified rdr_variable_message_info_t
3997*0Sstevel@tonic-gate  * and is padded to be 64-bit aligned.
3998*0Sstevel@tonic-gate  */
3999*0Sstevel@tonic-gate static int
4000*0Sstevel@tonic-gate pack_ap_ids(int num_ap_ids, char *const *ap_ids,
4001*0Sstevel@tonic-gate     rdr_variable_message_info_t *var_msg_info)
4002*0Sstevel@tonic-gate {
4003*0Sstevel@tonic-gate 	int	i;
4004*0Sstevel@tonic-gate 	int	ap_id_pad_sz;
4005*0Sstevel@tonic-gate 	char	*bufptr;
4006*0Sstevel@tonic-gate 
4007*0Sstevel@tonic-gate 
4008*0Sstevel@tonic-gate 	if (var_msg_info == NULL) {
4009*0Sstevel@tonic-gate 		return (RDR_ERROR);
4010*0Sstevel@tonic-gate 	}
4011*0Sstevel@tonic-gate 
4012*0Sstevel@tonic-gate 	/*
4013*0Sstevel@tonic-gate 	 * NULL is a valid value for ap_ids in the list_ext
4014*0Sstevel@tonic-gate 	 * case. For list_ext, no specified attachment points
4015*0Sstevel@tonic-gate 	 * indicates that _all_ attachment points should be
4016*0Sstevel@tonic-gate 	 * displayed. However, if ap_ids is NULL, num_ap_ids
4017*0Sstevel@tonic-gate 	 * should be 0.
4018*0Sstevel@tonic-gate 	 */
4019*0Sstevel@tonic-gate 	if ((ap_ids == NULL) && (num_ap_ids != 0)) {
4020*0Sstevel@tonic-gate 		num_ap_ids = 0;
4021*0Sstevel@tonic-gate 	}
4022*0Sstevel@tonic-gate 
4023*0Sstevel@tonic-gate 	var_msg_info->ap_id_int_size = sizeof (int) * num_ap_ids;
4024*0Sstevel@tonic-gate 	if (num_ap_ids > 0) {
4025*0Sstevel@tonic-gate 		var_msg_info->ap_id_sizes = (int *)malloc(sizeof (int) *
4026*0Sstevel@tonic-gate 		    var_msg_info->ap_id_int_size);
4027*0Sstevel@tonic-gate 		if (var_msg_info->ap_id_sizes == NULL) {
4028*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
4029*0Sstevel@tonic-gate 		}
4030*0Sstevel@tonic-gate 	}
4031*0Sstevel@tonic-gate 	for (i = 0; i < num_ap_ids; i++) {
4032*0Sstevel@tonic-gate 		if (ap_ids[i] != NULL) {
4033*0Sstevel@tonic-gate 			var_msg_info->ap_id_sizes[i] = strlen(ap_ids[i]) + 1;
4034*0Sstevel@tonic-gate 			var_msg_info->ap_id_char_size +=
4035*0Sstevel@tonic-gate 			    var_msg_info->ap_id_sizes[i];
4036*0Sstevel@tonic-gate 		}
4037*0Sstevel@tonic-gate 	}
4038*0Sstevel@tonic-gate 	if (var_msg_info->ap_id_char_size > 0) {
4039*0Sstevel@tonic-gate 		ap_id_pad_sz = RDR_ALIGN_64_BIT -
4040*0Sstevel@tonic-gate 		    (var_msg_info->ap_id_char_size % RDR_ALIGN_64_BIT);
4041*0Sstevel@tonic-gate 		var_msg_info->ap_id_char_size += ap_id_pad_sz;
4042*0Sstevel@tonic-gate 		var_msg_info->ap_id_chars = (char *)
4043*0Sstevel@tonic-gate 		    malloc(var_msg_info->ap_id_char_size);
4044*0Sstevel@tonic-gate 		if (var_msg_info->ap_id_chars == NULL) {
4045*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
4046*0Sstevel@tonic-gate 		}
4047*0Sstevel@tonic-gate 
4048*0Sstevel@tonic-gate 		bufptr = var_msg_info->ap_id_chars;
4049*0Sstevel@tonic-gate 		for (i = 0; i < num_ap_ids; i++) {
4050*0Sstevel@tonic-gate 			(void) memcpy(bufptr, ap_ids[i],
4051*0Sstevel@tonic-gate 			    var_msg_info->ap_id_sizes[i]);
4052*0Sstevel@tonic-gate 			bufptr += var_msg_info->ap_id_sizes[i];
4053*0Sstevel@tonic-gate 		}
4054*0Sstevel@tonic-gate 		for (i = 0; i < ap_id_pad_sz; i++) {
4055*0Sstevel@tonic-gate 			bufptr[i] = 0;
4056*0Sstevel@tonic-gate 		}
4057*0Sstevel@tonic-gate 	} else {
4058*0Sstevel@tonic-gate 		ap_id_pad_sz = 0;
4059*0Sstevel@tonic-gate 	}
4060*0Sstevel@tonic-gate 
4061*0Sstevel@tonic-gate 	return (RDR_OK);
4062*0Sstevel@tonic-gate }
4063*0Sstevel@tonic-gate 
4064*0Sstevel@tonic-gate 
4065*0Sstevel@tonic-gate /*
4066*0Sstevel@tonic-gate  * unpack_ap_ids:
4067*0Sstevel@tonic-gate  *
4068*0Sstevel@tonic-gate  * Unpack a buffer containing a concatenation of a list of
4069*0Sstevel@tonic-gate  * attachment point identifiers. The resulting list of strings
4070*0Sstevel@tonic-gate  * are stored in an array in the specified rdr_variable_message_info_t.
4071*0Sstevel@tonic-gate  */
4072*0Sstevel@tonic-gate static int
4073*0Sstevel@tonic-gate unpack_ap_ids(int num_ap_ids, char **ap_ids, const char *buf,
4074*0Sstevel@tonic-gate     rdr_variable_message_info_t *var_msg_info)
4075*0Sstevel@tonic-gate {
4076*0Sstevel@tonic-gate 	int	i;
4077*0Sstevel@tonic-gate 	int	ap_id_size;
4078*0Sstevel@tonic-gate 	int	chars_copied;
4079*0Sstevel@tonic-gate 	char	*bufptr;
4080*0Sstevel@tonic-gate 
4081*0Sstevel@tonic-gate 
4082*0Sstevel@tonic-gate 	if ((ap_ids == NULL) || (buf == NULL) || (var_msg_info == NULL)) {
4083*0Sstevel@tonic-gate 		return (RDR_ERROR);
4084*0Sstevel@tonic-gate 	}
4085*0Sstevel@tonic-gate 	bufptr = (char *)buf;
4086*0Sstevel@tonic-gate 
4087*0Sstevel@tonic-gate 	var_msg_info->ap_id_int_size = sizeof (int) * num_ap_ids;
4088*0Sstevel@tonic-gate 	if (num_ap_ids > 0) {
4089*0Sstevel@tonic-gate 		var_msg_info->ap_id_sizes = (int *)
4090*0Sstevel@tonic-gate 		malloc(sizeof (int) * var_msg_info->ap_id_int_size);
4091*0Sstevel@tonic-gate 		if (var_msg_info->ap_id_sizes == NULL) {
4092*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
4093*0Sstevel@tonic-gate 		}
4094*0Sstevel@tonic-gate 		(void) memcpy(var_msg_info->ap_id_sizes, bufptr,
4095*0Sstevel@tonic-gate 		    var_msg_info->ap_id_int_size);
4096*0Sstevel@tonic-gate 	}
4097*0Sstevel@tonic-gate 	bufptr += var_msg_info->ap_id_int_size;
4098*0Sstevel@tonic-gate 
4099*0Sstevel@tonic-gate 	chars_copied = 0;
4100*0Sstevel@tonic-gate 	for (i = 0; i < num_ap_ids; i++) {
4101*0Sstevel@tonic-gate 		ap_id_size = var_msg_info->ap_id_sizes[i];
4102*0Sstevel@tonic-gate 		if (ap_id_size <= 0) {
4103*0Sstevel@tonic-gate 			continue;
4104*0Sstevel@tonic-gate 		}
4105*0Sstevel@tonic-gate 		if ((chars_copied + ap_id_size) >
4106*0Sstevel@tonic-gate 			var_msg_info->ap_id_char_size) {
4107*0Sstevel@tonic-gate 			return (RDR_ERROR);
4108*0Sstevel@tonic-gate 		}
4109*0Sstevel@tonic-gate 		ap_ids[i] = (char *)malloc(ap_id_size);
4110*0Sstevel@tonic-gate 		if (ap_ids[i] == NULL) {
4111*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
4112*0Sstevel@tonic-gate 		}
4113*0Sstevel@tonic-gate 		(void) memcpy(ap_ids[i], bufptr, ap_id_size);
4114*0Sstevel@tonic-gate 		bufptr += ap_id_size;
4115*0Sstevel@tonic-gate 		chars_copied += ap_id_size;
4116*0Sstevel@tonic-gate 	}
4117*0Sstevel@tonic-gate 	return (RDR_OK);
4118*0Sstevel@tonic-gate }
4119*0Sstevel@tonic-gate 
4120*0Sstevel@tonic-gate 
4121*0Sstevel@tonic-gate /*
4122*0Sstevel@tonic-gate  * find_options_sizes:
4123*0Sstevel@tonic-gate  *
4124*0Sstevel@tonic-gate  * Determine the size of a specified option string. The information
4125*0Sstevel@tonic-gate  * is stored in the specified rdr_variable_message_info_t.
4126*0Sstevel@tonic-gate  */
4127*0Sstevel@tonic-gate static int
4128*0Sstevel@tonic-gate find_options_sizes(char *options, rdr_variable_message_info_t *var_msg_info)
4129*0Sstevel@tonic-gate {
4130*0Sstevel@tonic-gate 	if (var_msg_info == NULL) {
4131*0Sstevel@tonic-gate 		return (RDR_ERROR);
4132*0Sstevel@tonic-gate 	}
4133*0Sstevel@tonic-gate 	if (options != NULL) {
4134*0Sstevel@tonic-gate 		var_msg_info->options_strlen = strlen(options) + 1;
4135*0Sstevel@tonic-gate 		var_msg_info->options_pad_sz = RDR_ALIGN_64_BIT -
4136*0Sstevel@tonic-gate 		    (var_msg_info->options_strlen % RDR_ALIGN_64_BIT);
4137*0Sstevel@tonic-gate 	} else {
4138*0Sstevel@tonic-gate 		var_msg_info->options_strlen = 0;
4139*0Sstevel@tonic-gate 		var_msg_info->options_pad_sz = 0;
4140*0Sstevel@tonic-gate 	}
4141*0Sstevel@tonic-gate 	return (RDR_OK);
4142*0Sstevel@tonic-gate }
4143*0Sstevel@tonic-gate 
4144*0Sstevel@tonic-gate 
4145*0Sstevel@tonic-gate /*
4146*0Sstevel@tonic-gate  * find_listopts_sizes:
4147*0Sstevel@tonic-gate  *
4148*0Sstevel@tonic-gate  * Determine the size of a specified list option string. The information
4149*0Sstevel@tonic-gate  * is stored in the specified rdr_variable_message_info_t.
4150*0Sstevel@tonic-gate  */
4151*0Sstevel@tonic-gate static int
4152*0Sstevel@tonic-gate find_listopts_sizes(char *listopts, rdr_variable_message_info_t *var_msg_info)
4153*0Sstevel@tonic-gate {
4154*0Sstevel@tonic-gate 	if (var_msg_info == NULL) {
4155*0Sstevel@tonic-gate 		return (RDR_ERROR);
4156*0Sstevel@tonic-gate 	}
4157*0Sstevel@tonic-gate 	if (listopts != NULL) {
4158*0Sstevel@tonic-gate 		var_msg_info->listopts_strlen = strlen(listopts) + 1;
4159*0Sstevel@tonic-gate 		var_msg_info->listopts_pad_sz = RDR_ALIGN_64_BIT -
4160*0Sstevel@tonic-gate 		    (var_msg_info->listopts_strlen % RDR_ALIGN_64_BIT);
4161*0Sstevel@tonic-gate 	} else {
4162*0Sstevel@tonic-gate 		var_msg_info->listopts_strlen = 0;
4163*0Sstevel@tonic-gate 		var_msg_info->listopts_pad_sz = 0;
4164*0Sstevel@tonic-gate 	}
4165*0Sstevel@tonic-gate 	return (RDR_OK);
4166*0Sstevel@tonic-gate }
4167*0Sstevel@tonic-gate 
4168*0Sstevel@tonic-gate 
4169*0Sstevel@tonic-gate /*
4170*0Sstevel@tonic-gate  * find_function_size:
4171*0Sstevel@tonic-gate  *
4172*0Sstevel@tonic-gate  * Determine the size of a specified private function string. The
4173*0Sstevel@tonic-gate  * information is stored in the specified rdr_variable_message_info_t.
4174*0Sstevel@tonic-gate  */
4175*0Sstevel@tonic-gate static int
4176*0Sstevel@tonic-gate find_function_sizes(char *function, rdr_variable_message_info_t *var_msg_info)
4177*0Sstevel@tonic-gate {
4178*0Sstevel@tonic-gate 	if (var_msg_info == NULL) {
4179*0Sstevel@tonic-gate 		return (RDR_ERROR);
4180*0Sstevel@tonic-gate 	}
4181*0Sstevel@tonic-gate 	if (function != NULL) {
4182*0Sstevel@tonic-gate 		var_msg_info->function_strlen = strlen(function) + 1;
4183*0Sstevel@tonic-gate 		var_msg_info->function_pad_sz = RDR_ALIGN_64_BIT -
4184*0Sstevel@tonic-gate 		    (var_msg_info->function_strlen % RDR_ALIGN_64_BIT);
4185*0Sstevel@tonic-gate 	} else {
4186*0Sstevel@tonic-gate 		var_msg_info->function_strlen = 0;
4187*0Sstevel@tonic-gate 		var_msg_info->function_pad_sz = 0;
4188*0Sstevel@tonic-gate 	}
4189*0Sstevel@tonic-gate 	return (RDR_OK);
4190*0Sstevel@tonic-gate }
4191*0Sstevel@tonic-gate 
4192*0Sstevel@tonic-gate 
4193*0Sstevel@tonic-gate /*
4194*0Sstevel@tonic-gate  * find_errstring_sizes:
4195*0Sstevel@tonic-gate  *
4196*0Sstevel@tonic-gate  * Determine the size of a specified error string. The information
4197*0Sstevel@tonic-gate  * is stored in the specified rdr_variable_message_info_t.
4198*0Sstevel@tonic-gate  */
4199*0Sstevel@tonic-gate static int
4200*0Sstevel@tonic-gate find_errstring_sizes(char **errstring,
4201*0Sstevel@tonic-gate     rdr_variable_message_info_t *var_msg_info)
4202*0Sstevel@tonic-gate {
4203*0Sstevel@tonic-gate 	if ((errstring != NULL) && (*errstring != NULL)) {
4204*0Sstevel@tonic-gate 		var_msg_info->errstring_strlen = strlen(*errstring) + 1;
4205*0Sstevel@tonic-gate 		var_msg_info->errstring_pad_sz = RDR_ALIGN_64_BIT -
4206*0Sstevel@tonic-gate 		    (var_msg_info->errstring_strlen % RDR_ALIGN_64_BIT);
4207*0Sstevel@tonic-gate 	} else {
4208*0Sstevel@tonic-gate 		var_msg_info->errstring_strlen = 0;
4209*0Sstevel@tonic-gate 		var_msg_info->errstring_pad_sz = 0;
4210*0Sstevel@tonic-gate 	}
4211*0Sstevel@tonic-gate 	return (RDR_OK);
4212*0Sstevel@tonic-gate }
4213*0Sstevel@tonic-gate 
4214*0Sstevel@tonic-gate 
4215*0Sstevel@tonic-gate /*
4216*0Sstevel@tonic-gate  * get_ap_ids_from_buf:
4217*0Sstevel@tonic-gate  *
4218*0Sstevel@tonic-gate  * Unpack a buffer containing a concatenation of a list of attachment
4219*0Sstevel@tonic-gate  * point identifiers. An appropriately sized buffer is allocated and
4220*0Sstevel@tonic-gate  * the resulting list of strings are stored in an array in the specified
4221*0Sstevel@tonic-gate  * rdr_variable_message_info_t.
4222*0Sstevel@tonic-gate  */
4223*0Sstevel@tonic-gate static int
4224*0Sstevel@tonic-gate get_ap_ids_from_buf(char ***ap_id_ptr, int num_ap_ids,
4225*0Sstevel@tonic-gate     rdr_variable_message_info_t *var_msg_info, const char *buf)
4226*0Sstevel@tonic-gate {
4227*0Sstevel@tonic-gate 	if ((ap_id_ptr == NULL) || (buf == NULL) || (var_msg_info == NULL)) {
4228*0Sstevel@tonic-gate 		return (RDR_ERROR);
4229*0Sstevel@tonic-gate 	}
4230*0Sstevel@tonic-gate 	if (num_ap_ids > 0) {
4231*0Sstevel@tonic-gate 		*ap_id_ptr = (char **)malloc(sizeof (char *) * num_ap_ids);
4232*0Sstevel@tonic-gate 		if (*ap_id_ptr == NULL) {
4233*0Sstevel@tonic-gate 			return (RDR_MEM_ALLOC);
4234*0Sstevel@tonic-gate 		}
4235*0Sstevel@tonic-gate 		if (unpack_ap_ids(num_ap_ids, *ap_id_ptr, buf, var_msg_info)) {
4236*0Sstevel@tonic-gate 			cleanup_variable_ap_id_info(var_msg_info);
4237*0Sstevel@tonic-gate 			return (RDR_ERROR);
4238*0Sstevel@tonic-gate 		}
4239*0Sstevel@tonic-gate 
4240*0Sstevel@tonic-gate 	} else if (num_ap_ids < 0) {
4241*0Sstevel@tonic-gate 		return (RDR_ERROR);
4242*0Sstevel@tonic-gate 	}
4243*0Sstevel@tonic-gate 
4244*0Sstevel@tonic-gate 	cleanup_variable_ap_id_info(var_msg_info);
4245*0Sstevel@tonic-gate 
4246*0Sstevel@tonic-gate 	return (RDR_OK);
4247*0Sstevel@tonic-gate }
4248*0Sstevel@tonic-gate 
4249*0Sstevel@tonic-gate 
4250*0Sstevel@tonic-gate /*
4251*0Sstevel@tonic-gate  * get_string_from_buf:
4252*0Sstevel@tonic-gate  *
4253*0Sstevel@tonic-gate  * Copy a string to a new buffer. Memory is allocated for the
4254*0Sstevel@tonic-gate  * new buffer and the original string is copied to the new buffer.
4255*0Sstevel@tonic-gate  * This is primarily used when a string is located in a packed
4256*0Sstevel@tonic-gate  * buffer that will eventually get deallocated.
4257*0Sstevel@tonic-gate  */
4258*0Sstevel@tonic-gate static int
4259*0Sstevel@tonic-gate get_string_from_buf(char **stringptr, int strsize, const char *buf)
4260*0Sstevel@tonic-gate {
4261*0Sstevel@tonic-gate 	if (buf == NULL) {
4262*0Sstevel@tonic-gate 		return (RDR_ERROR);
4263*0Sstevel@tonic-gate 	}
4264*0Sstevel@tonic-gate 
4265*0Sstevel@tonic-gate 	/*
4266*0Sstevel@tonic-gate 	 * A stringptr of NULL is a valid value. The errstring param
4267*0Sstevel@tonic-gate 	 * in an rconfig_xxx call is valid and is passed to this
4268*0Sstevel@tonic-gate 	 * function. For example, see errstring in the call to this
4269*0Sstevel@tonic-gate 	 * function in unpack_change_state_reply.
4270*0Sstevel@tonic-gate 	 */
4271*0Sstevel@tonic-gate 	if (stringptr != NULL) {
4272*0Sstevel@tonic-gate 		if (strsize > 0) {
4273*0Sstevel@tonic-gate 			*stringptr = (char *)malloc(strsize);
4274*0Sstevel@tonic-gate 			if (*stringptr == NULL) {
4275*0Sstevel@tonic-gate 				return (RDR_MEM_ALLOC);
4276*0Sstevel@tonic-gate 			}
4277*0Sstevel@tonic-gate 			(void) memcpy(*stringptr, buf, strsize);
4278*0Sstevel@tonic-gate 		} else if (strsize == 0) {
4279*0Sstevel@tonic-gate 			*stringptr = NULL;
4280*0Sstevel@tonic-gate 		} else if (strsize < 0) {
4281*0Sstevel@tonic-gate 			*stringptr = NULL;
4282*0Sstevel@tonic-gate 			return (RDR_ERROR);
4283*0Sstevel@tonic-gate 		}
4284*0Sstevel@tonic-gate 	}
4285*0Sstevel@tonic-gate 	return (RDR_OK);
4286*0Sstevel@tonic-gate }
4287*0Sstevel@tonic-gate 
4288*0Sstevel@tonic-gate 
4289*0Sstevel@tonic-gate /*
4290*0Sstevel@tonic-gate  * cleanup_ap_ids:
4291*0Sstevel@tonic-gate  *
4292*0Sstevel@tonic-gate  * Deallocate the specified array of attachment point identifiers.
4293*0Sstevel@tonic-gate  */
4294*0Sstevel@tonic-gate static int
4295*0Sstevel@tonic-gate cleanup_ap_ids(int num_ap_ids, char ** ap_ids)
4296*0Sstevel@tonic-gate {
4297*0Sstevel@tonic-gate 	int	i;
4298*0Sstevel@tonic-gate 
4299*0Sstevel@tonic-gate 	if (ap_ids == NULL) {
4300*0Sstevel@tonic-gate 		return (RDR_ERROR);
4301*0Sstevel@tonic-gate 	}
4302*0Sstevel@tonic-gate 	for (i = 0; i < num_ap_ids; i++) {
4303*0Sstevel@tonic-gate 		if (ap_ids[i] != NULL) {
4304*0Sstevel@tonic-gate 			free((void *)ap_ids[i]);
4305*0Sstevel@tonic-gate 			ap_ids[i] = NULL;
4306*0Sstevel@tonic-gate 		}
4307*0Sstevel@tonic-gate 	}
4308*0Sstevel@tonic-gate 	return (RDR_OK);
4309*0Sstevel@tonic-gate }
4310*0Sstevel@tonic-gate 
4311*0Sstevel@tonic-gate 
4312*0Sstevel@tonic-gate /*
4313*0Sstevel@tonic-gate  * cleanup_errstring:
4314*0Sstevel@tonic-gate  *
4315*0Sstevel@tonic-gate  * Deallocate the specified error string.
4316*0Sstevel@tonic-gate  */
4317*0Sstevel@tonic-gate static int
4318*0Sstevel@tonic-gate cleanup_errstring(char **errstring)
4319*0Sstevel@tonic-gate {
4320*0Sstevel@tonic-gate 	if (errstring) {
4321*0Sstevel@tonic-gate 		if (*errstring) {
4322*0Sstevel@tonic-gate 			free((void *)*errstring);
4323*0Sstevel@tonic-gate 		}
4324*0Sstevel@tonic-gate 		free((void *)errstring);
4325*0Sstevel@tonic-gate 		errstring = NULL;
4326*0Sstevel@tonic-gate 	}
4327*0Sstevel@tonic-gate 
4328*0Sstevel@tonic-gate 	return (RDR_OK);
4329*0Sstevel@tonic-gate }
4330*0Sstevel@tonic-gate 
4331*0Sstevel@tonic-gate 
4332*0Sstevel@tonic-gate /*
4333*0Sstevel@tonic-gate  * cleanup_variable_ap_id_info:
4334*0Sstevel@tonic-gate  *
4335*0Sstevel@tonic-gate  * Deallocate the ap_id information from the specified
4336*0Sstevel@tonic-gate  * rdr_variable_message_info_t.
4337*0Sstevel@tonic-gate  */
4338*0Sstevel@tonic-gate static void
4339*0Sstevel@tonic-gate cleanup_variable_ap_id_info(rdr_variable_message_info_t *var_msg_info)
4340*0Sstevel@tonic-gate {
4341*0Sstevel@tonic-gate 	if (var_msg_info != NULL) {
4342*0Sstevel@tonic-gate 		if (var_msg_info->ap_id_sizes != NULL) {
4343*0Sstevel@tonic-gate 			free((void *)var_msg_info->ap_id_sizes);
4344*0Sstevel@tonic-gate 			var_msg_info->ap_id_sizes = NULL;
4345*0Sstevel@tonic-gate 		}
4346*0Sstevel@tonic-gate 		if (var_msg_info->ap_id_chars != NULL) {
4347*0Sstevel@tonic-gate 			free((void *)var_msg_info->ap_id_chars);
4348*0Sstevel@tonic-gate 			var_msg_info->ap_id_chars = NULL;
4349*0Sstevel@tonic-gate 		}
4350*0Sstevel@tonic-gate 	}
4351*0Sstevel@tonic-gate }
4352