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 2004 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 * This module contains the functions implementing the interface to the
31*0Sstevel@tonic-gate * /etc/inet/dhcpsvc.conf DHCP service configuration file.
32*0Sstevel@tonic-gate */
33*0Sstevel@tonic-gate
34*0Sstevel@tonic-gate #include <thread.h>
35*0Sstevel@tonic-gate #include <stdio.h>
36*0Sstevel@tonic-gate #include <stdlib.h>
37*0Sstevel@tonic-gate #include <unistd.h>
38*0Sstevel@tonic-gate #include <sys/types.h>
39*0Sstevel@tonic-gate #include <alloca.h>
40*0Sstevel@tonic-gate #include <string.h>
41*0Sstevel@tonic-gate #include <sys/stat.h>
42*0Sstevel@tonic-gate #include <fcntl.h>
43*0Sstevel@tonic-gate #include <errno.h>
44*0Sstevel@tonic-gate #include <dhcp_svc_confkey.h>
45*0Sstevel@tonic-gate #include <dhcp_svc_confopt.h>
46*0Sstevel@tonic-gate #include <dhcp_svc_private.h>
47*0Sstevel@tonic-gate
48*0Sstevel@tonic-gate /*
49*0Sstevel@tonic-gate * Finds the parameter called key, and returns a reference to it. Returns
50*0Sstevel@tonic-gate * NULL if not found or an error occurred.
51*0Sstevel@tonic-gate */
52*0Sstevel@tonic-gate static dhcp_confopt_t *
find_dhcp_confopt(dhcp_confopt_t * ddp,const char * key)53*0Sstevel@tonic-gate find_dhcp_confopt(dhcp_confopt_t *ddp, const char *key)
54*0Sstevel@tonic-gate {
55*0Sstevel@tonic-gate unsigned int i;
56*0Sstevel@tonic-gate
57*0Sstevel@tonic-gate if (ddp == NULL || key == NULL)
58*0Sstevel@tonic-gate return (NULL);
59*0Sstevel@tonic-gate
60*0Sstevel@tonic-gate for (i = 0; ddp[i].co_type != DHCP_END; i++) {
61*0Sstevel@tonic-gate if (ddp[i].co_type == DHCP_KEY &&
62*0Sstevel@tonic-gate strcasecmp(ddp[i].co_key, key) == 0)
63*0Sstevel@tonic-gate return (&ddp[i]);
64*0Sstevel@tonic-gate }
65*0Sstevel@tonic-gate return (NULL);
66*0Sstevel@tonic-gate }
67*0Sstevel@tonic-gate
68*0Sstevel@tonic-gate /*
69*0Sstevel@tonic-gate * Adds a dhcp_confopt_t to the ddpp table. If the table is NULL, one is
70*0Sstevel@tonic-gate * created. The table is terminated by a NULL entry. The key and value
71*0Sstevel@tonic-gate * arguments are copied, not referenced directly. No check is done to see
72*0Sstevel@tonic-gate * if the parameter already exists. Returns 0 for success, nonzero
73*0Sstevel@tonic-gate * otherwise.
74*0Sstevel@tonic-gate */
75*0Sstevel@tonic-gate int
add_dsvc_conf(dhcp_confopt_t ** ddpp,const char * key,const char * value)76*0Sstevel@tonic-gate add_dsvc_conf(dhcp_confopt_t **ddpp, const char *key, const char *value)
77*0Sstevel@tonic-gate {
78*0Sstevel@tonic-gate dhcp_confopt_t *ndp, tdp;
79*0Sstevel@tonic-gate unsigned int i;
80*0Sstevel@tonic-gate
81*0Sstevel@tonic-gate if (ddpp == NULL || key == NULL || value == NULL) {
82*0Sstevel@tonic-gate errno = EINVAL;
83*0Sstevel@tonic-gate return (-1);
84*0Sstevel@tonic-gate }
85*0Sstevel@tonic-gate
86*0Sstevel@tonic-gate tdp.co_key = strdup(key);
87*0Sstevel@tonic-gate tdp.co_type = DHCP_KEY;
88*0Sstevel@tonic-gate tdp.co_value = strdup(value);
89*0Sstevel@tonic-gate if (tdp.co_key == NULL || tdp.co_value == NULL) {
90*0Sstevel@tonic-gate free(tdp.co_key);
91*0Sstevel@tonic-gate free(tdp.co_value);
92*0Sstevel@tonic-gate errno = ENOMEM;
93*0Sstevel@tonic-gate return (-1);
94*0Sstevel@tonic-gate }
95*0Sstevel@tonic-gate
96*0Sstevel@tonic-gate for (i = 0; *ddpp && (*ddpp)[i].co_key != NULL; i++)
97*0Sstevel@tonic-gate ;
98*0Sstevel@tonic-gate
99*0Sstevel@tonic-gate ndp = realloc(*ddpp, (i + 2) * sizeof (dhcp_confopt_t));
100*0Sstevel@tonic-gate if (ndp == NULL) {
101*0Sstevel@tonic-gate free(tdp.co_key);
102*0Sstevel@tonic-gate free(tdp.co_value);
103*0Sstevel@tonic-gate errno = ENOMEM;
104*0Sstevel@tonic-gate return (-1);
105*0Sstevel@tonic-gate }
106*0Sstevel@tonic-gate
107*0Sstevel@tonic-gate ndp[i] = tdp;
108*0Sstevel@tonic-gate (void) memset(&ndp[i + 1], 0, sizeof (dhcp_confopt_t));
109*0Sstevel@tonic-gate *ddpp = ndp;
110*0Sstevel@tonic-gate
111*0Sstevel@tonic-gate return (0);
112*0Sstevel@tonic-gate }
113*0Sstevel@tonic-gate
114*0Sstevel@tonic-gate /*
115*0Sstevel@tonic-gate * Reads the contents of the configuration file into a dynamically
116*0Sstevel@tonic-gate * allocated array of dhcp_confopt_t records. A zeroed element marks the
117*0Sstevel@tonic-gate * end of the array. Blank lines are ignored. Caller is responsible for
118*0Sstevel@tonic-gate * freeing ddp.
119*0Sstevel@tonic-gate */
120*0Sstevel@tonic-gate int
read_dsvc_conf(dhcp_confopt_t ** ddpp)121*0Sstevel@tonic-gate read_dsvc_conf(dhcp_confopt_t **ddpp)
122*0Sstevel@tonic-gate {
123*0Sstevel@tonic-gate struct stat sb;
124*0Sstevel@tonic-gate int dd;
125*0Sstevel@tonic-gate int error;
126*0Sstevel@tonic-gate unsigned int entry;
127*0Sstevel@tonic-gate char *cp, *dp, *eol, *value;
128*0Sstevel@tonic-gate dhcp_confopt_t confopt, *tdp, *ddp = NULL;
129*0Sstevel@tonic-gate char conf[MAXPATHLEN];
130*0Sstevel@tonic-gate
131*0Sstevel@tonic-gate if (ddpp == NULL) {
132*0Sstevel@tonic-gate errno = EINVAL;
133*0Sstevel@tonic-gate return (-1);
134*0Sstevel@tonic-gate }
135*0Sstevel@tonic-gate
136*0Sstevel@tonic-gate (void) snprintf(conf, sizeof (conf), "%s" DHCP_CONFOPT_FILE,
137*0Sstevel@tonic-gate DHCP_CONFOPT_ROOT);
138*0Sstevel@tonic-gate
139*0Sstevel@tonic-gate if ((dd = open(conf, O_RDONLY)) == -1)
140*0Sstevel@tonic-gate return (-1);
141*0Sstevel@tonic-gate if (fstat(dd, &sb) == -1) {
142*0Sstevel@tonic-gate error = errno;
143*0Sstevel@tonic-gate (void) close(dd);
144*0Sstevel@tonic-gate errno = error;
145*0Sstevel@tonic-gate return (-1);
146*0Sstevel@tonic-gate }
147*0Sstevel@tonic-gate
148*0Sstevel@tonic-gate dp = alloca(sb.st_size);
149*0Sstevel@tonic-gate if (read(dd, dp, sb.st_size) != sb.st_size) {
150*0Sstevel@tonic-gate error = errno;
151*0Sstevel@tonic-gate (void) close(dd);
152*0Sstevel@tonic-gate errno = error;
153*0Sstevel@tonic-gate return (-1);
154*0Sstevel@tonic-gate }
155*0Sstevel@tonic-gate (void) close(dd);
156*0Sstevel@tonic-gate
157*0Sstevel@tonic-gate for (entry = 0, cp = dp; cp < &dp[sb.st_size]; cp = eol + 1) {
158*0Sstevel@tonic-gate eol = strchr(cp, '\n');
159*0Sstevel@tonic-gate if (eol == NULL) /* done parsing file */
160*0Sstevel@tonic-gate break;
161*0Sstevel@tonic-gate if (eol == cp) /* blank line -- skip */
162*0Sstevel@tonic-gate continue;
163*0Sstevel@tonic-gate *eol = '\0';
164*0Sstevel@tonic-gate
165*0Sstevel@tonic-gate if (*cp == '#') {
166*0Sstevel@tonic-gate confopt.co_type = DHCP_COMMENT;
167*0Sstevel@tonic-gate confopt.co_comment = strdup(cp + 1);
168*0Sstevel@tonic-gate if (confopt.co_comment == NULL)
169*0Sstevel@tonic-gate goto nomem;
170*0Sstevel@tonic-gate } else {
171*0Sstevel@tonic-gate value = strchr(cp, '=');
172*0Sstevel@tonic-gate if (value == NULL)
173*0Sstevel@tonic-gate continue;
174*0Sstevel@tonic-gate *value = '\0';
175*0Sstevel@tonic-gate
176*0Sstevel@tonic-gate confopt.co_type = DHCP_KEY;
177*0Sstevel@tonic-gate confopt.co_key = strdup(cp);
178*0Sstevel@tonic-gate if (confopt.co_key == NULL)
179*0Sstevel@tonic-gate goto nomem;
180*0Sstevel@tonic-gate
181*0Sstevel@tonic-gate confopt.co_value = strdup(value + 1);
182*0Sstevel@tonic-gate if (confopt.co_value == NULL) {
183*0Sstevel@tonic-gate free(confopt.co_key);
184*0Sstevel@tonic-gate goto nomem;
185*0Sstevel@tonic-gate }
186*0Sstevel@tonic-gate }
187*0Sstevel@tonic-gate
188*0Sstevel@tonic-gate /* always allocate a spare slot for the zeroed entry */
189*0Sstevel@tonic-gate tdp = realloc(ddp, (entry + 2) * sizeof (dhcp_confopt_t));
190*0Sstevel@tonic-gate if (tdp == NULL)
191*0Sstevel@tonic-gate goto nomem;
192*0Sstevel@tonic-gate
193*0Sstevel@tonic-gate tdp[entry] = confopt;
194*0Sstevel@tonic-gate (void) memset(&tdp[entry + 1], 0, sizeof (dhcp_confopt_t));
195*0Sstevel@tonic-gate ddp = tdp;
196*0Sstevel@tonic-gate entry++;
197*0Sstevel@tonic-gate }
198*0Sstevel@tonic-gate
199*0Sstevel@tonic-gate if (ddp == NULL)
200*0Sstevel@tonic-gate return (-1);
201*0Sstevel@tonic-gate
202*0Sstevel@tonic-gate *ddpp = ddp;
203*0Sstevel@tonic-gate return (0);
204*0Sstevel@tonic-gate
205*0Sstevel@tonic-gate nomem:
206*0Sstevel@tonic-gate if (ddp != NULL)
207*0Sstevel@tonic-gate free_dsvc_conf(ddp);
208*0Sstevel@tonic-gate
209*0Sstevel@tonic-gate errno = ENOMEM;
210*0Sstevel@tonic-gate return (-1);
211*0Sstevel@tonic-gate }
212*0Sstevel@tonic-gate
213*0Sstevel@tonic-gate /*
214*0Sstevel@tonic-gate * If the requested parameter exists, replace its value with the new
215*0Sstevel@tonic-gate * value. If it doesn't exist, then add the parameter with the new value.
216*0Sstevel@tonic-gate * Returns 0 for success, -1 otherwise (errno is set).
217*0Sstevel@tonic-gate */
218*0Sstevel@tonic-gate int
replace_dsvc_conf(dhcp_confopt_t ** ddpp,const char * key,const char * value)219*0Sstevel@tonic-gate replace_dsvc_conf(dhcp_confopt_t **ddpp, const char *key, const char *value)
220*0Sstevel@tonic-gate {
221*0Sstevel@tonic-gate dhcp_confopt_t *tdp;
222*0Sstevel@tonic-gate int err;
223*0Sstevel@tonic-gate
224*0Sstevel@tonic-gate if (ddpp == NULL || key == NULL || value == NULL) {
225*0Sstevel@tonic-gate errno = EINVAL;
226*0Sstevel@tonic-gate return (-1);
227*0Sstevel@tonic-gate }
228*0Sstevel@tonic-gate if ((tdp = find_dhcp_confopt(*ddpp, key)) != NULL) {
229*0Sstevel@tonic-gate char *valp;
230*0Sstevel@tonic-gate
231*0Sstevel@tonic-gate if ((valp = strdup(value)) == NULL)
232*0Sstevel@tonic-gate return (-1); /* NOMEM */
233*0Sstevel@tonic-gate
234*0Sstevel@tonic-gate if (tdp->co_value != NULL)
235*0Sstevel@tonic-gate free(tdp->co_value);
236*0Sstevel@tonic-gate
237*0Sstevel@tonic-gate tdp->co_value = valp;
238*0Sstevel@tonic-gate
239*0Sstevel@tonic-gate errno = 0;
240*0Sstevel@tonic-gate err = 0;
241*0Sstevel@tonic-gate } else
242*0Sstevel@tonic-gate err = (add_dsvc_conf(ddpp, key, value) == 0) ? 0 : -1;
243*0Sstevel@tonic-gate
244*0Sstevel@tonic-gate return (err);
245*0Sstevel@tonic-gate }
246*0Sstevel@tonic-gate
247*0Sstevel@tonic-gate /*
248*0Sstevel@tonic-gate * Writes ddp array to the configuration file. If the configuration file
249*0Sstevel@tonic-gate * already exists, its contents are replaced with the contents of the ddp
250*0Sstevel@tonic-gate * array. If the configuration file does not exist, it is created using
251*0Sstevel@tonic-gate * the identity of the caller (euid/egid) with the permission bits
252*0Sstevel@tonic-gate * specified by the mode argument (and modified by the umask). Caller is
253*0Sstevel@tonic-gate * responsible for freeing the array.
254*0Sstevel@tonic-gate */
255*0Sstevel@tonic-gate int
write_dsvc_conf(dhcp_confopt_t * ddp,mode_t mode)256*0Sstevel@tonic-gate write_dsvc_conf(dhcp_confopt_t *ddp, mode_t mode)
257*0Sstevel@tonic-gate {
258*0Sstevel@tonic-gate int tdd;
259*0Sstevel@tonic-gate ssize_t bytes;
260*0Sstevel@tonic-gate size_t i, size;
261*0Sstevel@tonic-gate char *tmpbuf;
262*0Sstevel@tonic-gate char tmpconf[MAXPATHLEN], conf[MAXPATHLEN];
263*0Sstevel@tonic-gate
264*0Sstevel@tonic-gate if (ddp == NULL) {
265*0Sstevel@tonic-gate errno = EINVAL;
266*0Sstevel@tonic-gate return (-1);
267*0Sstevel@tonic-gate }
268*0Sstevel@tonic-gate
269*0Sstevel@tonic-gate /* guess at final file size */
270*0Sstevel@tonic-gate for (i = 0, size = 0; ddp[i].co_type != DHCP_END; i++) {
271*0Sstevel@tonic-gate if (ddp[i].co_type == DHCP_KEY) {
272*0Sstevel@tonic-gate size += strlen(ddp[i].co_key) + 1; /* include = */
273*0Sstevel@tonic-gate size += strlen(ddp[i].co_value) + 1; /* include \n */
274*0Sstevel@tonic-gate } else
275*0Sstevel@tonic-gate size += strlen(ddp[i].co_comment) + 2; /* inc # + \n */
276*0Sstevel@tonic-gate }
277*0Sstevel@tonic-gate
278*0Sstevel@tonic-gate if (size == 0) {
279*0Sstevel@tonic-gate errno = EINVAL;
280*0Sstevel@tonic-gate return (-1);
281*0Sstevel@tonic-gate }
282*0Sstevel@tonic-gate
283*0Sstevel@tonic-gate (void) snprintf(conf, sizeof (conf), "%s" DHCP_CONFOPT_FILE,
284*0Sstevel@tonic-gate DHCP_CONFOPT_ROOT);
285*0Sstevel@tonic-gate (void) snprintf(tmpconf, sizeof (tmpconf),
286*0Sstevel@tonic-gate "%s" DHCP_CONFOPT_FILE ".%ld.%u", DHCP_CONFOPT_ROOT, getpid(),
287*0Sstevel@tonic-gate thr_self());
288*0Sstevel@tonic-gate
289*0Sstevel@tonic-gate if ((tdd = open(tmpconf, O_CREAT | O_EXCL | O_WRONLY, mode)) < 0)
290*0Sstevel@tonic-gate return (-1);
291*0Sstevel@tonic-gate
292*0Sstevel@tonic-gate tmpbuf = alloca(size);
293*0Sstevel@tonic-gate for (i = 0; ddp[i].co_type != DHCP_END; i++) {
294*0Sstevel@tonic-gate if (ddp[i].co_type == DHCP_KEY)
295*0Sstevel@tonic-gate (void) snprintf(tmpbuf, size, "%s=%s\n", ddp[i].co_key,
296*0Sstevel@tonic-gate ddp[i].co_value);
297*0Sstevel@tonic-gate else
298*0Sstevel@tonic-gate (void) snprintf(tmpbuf, size, "#%s\n",
299*0Sstevel@tonic-gate ddp[i].co_comment);
300*0Sstevel@tonic-gate
301*0Sstevel@tonic-gate bytes = write(tdd, tmpbuf, strlen(tmpbuf));
302*0Sstevel@tonic-gate
303*0Sstevel@tonic-gate /* Nuke the file if we can't successfully update it */
304*0Sstevel@tonic-gate if (bytes != strlen(tmpbuf)) {
305*0Sstevel@tonic-gate (void) close(tdd);
306*0Sstevel@tonic-gate (void) unlink(tmpconf);
307*0Sstevel@tonic-gate return (-1);
308*0Sstevel@tonic-gate }
309*0Sstevel@tonic-gate }
310*0Sstevel@tonic-gate (void) close(tdd);
311*0Sstevel@tonic-gate
312*0Sstevel@tonic-gate /* Move new file into place */
313*0Sstevel@tonic-gate if (rename(tmpconf, conf) < 0) {
314*0Sstevel@tonic-gate (void) unlink(tmpconf);
315*0Sstevel@tonic-gate return (-1);
316*0Sstevel@tonic-gate }
317*0Sstevel@tonic-gate
318*0Sstevel@tonic-gate return (0);
319*0Sstevel@tonic-gate }
320*0Sstevel@tonic-gate
321*0Sstevel@tonic-gate /*
322*0Sstevel@tonic-gate * Frees the memory associated with the ddp array.
323*0Sstevel@tonic-gate */
324*0Sstevel@tonic-gate void
free_dsvc_conf(dhcp_confopt_t * ddp)325*0Sstevel@tonic-gate free_dsvc_conf(dhcp_confopt_t *ddp)
326*0Sstevel@tonic-gate {
327*0Sstevel@tonic-gate unsigned int i;
328*0Sstevel@tonic-gate
329*0Sstevel@tonic-gate if (ddp == NULL)
330*0Sstevel@tonic-gate return;
331*0Sstevel@tonic-gate
332*0Sstevel@tonic-gate for (i = 0; ddp[i].co_type != DHCP_END; i++) {
333*0Sstevel@tonic-gate if (ddp[i].co_type == DHCP_KEY) {
334*0Sstevel@tonic-gate free(ddp[i].co_key);
335*0Sstevel@tonic-gate free(ddp[i].co_value);
336*0Sstevel@tonic-gate } else
337*0Sstevel@tonic-gate free(ddp[i].co_comment);
338*0Sstevel@tonic-gate }
339*0Sstevel@tonic-gate free(ddp);
340*0Sstevel@tonic-gate }
341*0Sstevel@tonic-gate
342*0Sstevel@tonic-gate /*
343*0Sstevel@tonic-gate * Deletes the configuration file.
344*0Sstevel@tonic-gate */
345*0Sstevel@tonic-gate int
delete_dsvc_conf(void)346*0Sstevel@tonic-gate delete_dsvc_conf(void)
347*0Sstevel@tonic-gate {
348*0Sstevel@tonic-gate char confpath[MAXPATHLEN];
349*0Sstevel@tonic-gate
350*0Sstevel@tonic-gate (void) snprintf(confpath, sizeof (confpath), "%s" DHCP_CONFOPT_FILE,
351*0Sstevel@tonic-gate DHCP_CONFOPT_ROOT);
352*0Sstevel@tonic-gate return (unlink(confpath));
353*0Sstevel@tonic-gate }
354*0Sstevel@tonic-gate
355*0Sstevel@tonic-gate /*
356*0Sstevel@tonic-gate * Return a copy of the value portion of the named key. Caller is
357*0Sstevel@tonic-gate * responsible for freeing value when they're finished using it. Returns 0
358*0Sstevel@tonic-gate * for success, -1 otherwise (errno is set).
359*0Sstevel@tonic-gate */
360*0Sstevel@tonic-gate int
query_dsvc_conf(dhcp_confopt_t * ddp,const char * key,char ** value)361*0Sstevel@tonic-gate query_dsvc_conf(dhcp_confopt_t *ddp, const char *key, char **value)
362*0Sstevel@tonic-gate {
363*0Sstevel@tonic-gate dhcp_confopt_t *tdp;
364*0Sstevel@tonic-gate
365*0Sstevel@tonic-gate if (key == NULL || value == NULL) {
366*0Sstevel@tonic-gate errno = EINVAL;
367*0Sstevel@tonic-gate return (-1);
368*0Sstevel@tonic-gate }
369*0Sstevel@tonic-gate if ((tdp = find_dhcp_confopt(ddp, key)) != NULL) {
370*0Sstevel@tonic-gate *value = strdup(tdp->co_value);
371*0Sstevel@tonic-gate if (*value == NULL) {
372*0Sstevel@tonic-gate errno = ENOMEM;
373*0Sstevel@tonic-gate return (-1);
374*0Sstevel@tonic-gate }
375*0Sstevel@tonic-gate errno = 0;
376*0Sstevel@tonic-gate return (0);
377*0Sstevel@tonic-gate }
378*0Sstevel@tonic-gate errno = ENOENT;
379*0Sstevel@tonic-gate *value = NULL;
380*0Sstevel@tonic-gate return (-1);
381*0Sstevel@tonic-gate }
382*0Sstevel@tonic-gate
383*0Sstevel@tonic-gate /*
384*0Sstevel@tonic-gate * Given a dhcp_confopt_t structure, fill in a dsvc_datastore_t.
385*0Sstevel@tonic-gate * Data is copied from dhcp_confopt_t structure.
386*0Sstevel@tonic-gate */
387*0Sstevel@tonic-gate int
confopt_to_datastore(dhcp_confopt_t * ddp,dsvc_datastore_t * dsp)388*0Sstevel@tonic-gate confopt_to_datastore(dhcp_confopt_t *ddp, dsvc_datastore_t *dsp)
389*0Sstevel@tonic-gate {
390*0Sstevel@tonic-gate dhcp_confopt_t *tdp;
391*0Sstevel@tonic-gate
392*0Sstevel@tonic-gate if (ddp == NULL || dsp == NULL)
393*0Sstevel@tonic-gate return (DSVC_INVAL);
394*0Sstevel@tonic-gate
395*0Sstevel@tonic-gate tdp = find_dhcp_confopt(ddp, DSVC_CK_CONVER);
396*0Sstevel@tonic-gate if (tdp == NULL || tdp->co_value == NULL)
397*0Sstevel@tonic-gate return (DSVC_BAD_CONVER);
398*0Sstevel@tonic-gate dsp->d_conver = atoi(tdp->co_value);
399*0Sstevel@tonic-gate
400*0Sstevel@tonic-gate if (query_dsvc_conf(ddp, DSVC_CK_RESOURCE, &dsp->d_resource) == -1)
401*0Sstevel@tonic-gate return (DSVC_BAD_RESOURCE);
402*0Sstevel@tonic-gate
403*0Sstevel@tonic-gate if (query_dsvc_conf(ddp, DSVC_CK_PATH, &dsp->d_location) == -1) {
404*0Sstevel@tonic-gate free(dsp->d_resource);
405*0Sstevel@tonic-gate return (DSVC_BAD_PATH);
406*0Sstevel@tonic-gate }
407*0Sstevel@tonic-gate
408*0Sstevel@tonic-gate /*
409*0Sstevel@tonic-gate * RESOURCE_CONFIG is optional - underlying service will complain
410*0Sstevel@tonic-gate * if it isn't right.
411*0Sstevel@tonic-gate */
412*0Sstevel@tonic-gate (void) query_dsvc_conf(ddp, DSVC_CK_RESOURCE_CONFIG, &dsp->d_config);
413*0Sstevel@tonic-gate
414*0Sstevel@tonic-gate return (DSVC_SUCCESS);
415*0Sstevel@tonic-gate }
416