2 * Copyright (c) 2005-2009 Daniel Braniss <danny@cs.huji.ac.il>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 | $Id: config.c,v 2.1 2006/11/12 08:06:51 danny Exp danny $
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
44 #include <dev/iscsi_initiator/iscsi.h>
45 #include "iscontrol.h"
53 #define OPT_maxConnections 3
54 #define OPT_maxRecvDataSegmentLength 4
55 #define OPT_maxXmitDataSegmentLength 5
56 #define OPT_maxBurstLength 6
57 #define OPT_firstBurstLength 7
58 #define OPT_defaultTime2Wait 8
59 #define OPT_defaultTime2Retain 9
60 #define OPT_maxOutstandingR2T 10
61 #define OPT_errorRecoveryLevel 11
62 #define OPT_targetPortalGroupTag 12
63 #define OPT_headerDigest 13
64 #define OPT_dataDigest 14
68 #define OPT_initialR2T 16
69 #define OPT_immediateData 17
70 #define OPT_dataPDUInOrder 18
71 #define OPT_dataSequenceInOrder 19
75 #define OPT_sessionType 15
77 #define OPT_targetAddress 21
78 #define OPT_targetAlias 22
79 #define OPT_targetName 23
80 #define OPT_initiatorName 24
81 #define OPT_initiatorAlias 25
82 #define OPT_authMethod 26
84 #define OPT_chapSecret 27
85 #define OPT_chapIName 28
86 #define OPT_chapDigest 29
87 #define OPT_tgtChapName 30
88 #define OPT_tgtChapSecret 31
89 #define OPT_tgtChallengeLen 32
93 #define OPT_maxluns 33
95 #define OPT_sockbufsize 35
102 #define _OFF(v) ((int)&((isc_opt_t *)NULL)->v)
103 #define _E(u, s, v) {.usage=u, .scope=s, .name=#v, .tokenID=OPT_##v}
105 textkey_t keyMap[] = {
106 _E(U_PR, S_PR, port),
107 _E(U_PR, S_PR, tags),
108 _E(U_PR, S_PR, maxluns),
109 _E(U_PR, S_PR, sockbufsize),
112 _E(U_PR, S_PR, chapSecret),
113 _E(U_PR, S_PR, chapIName),
114 _E(U_PR, S_PR, chapDigest),
115 _E(U_PR, S_PR, tgtChapName),
116 _E(U_PR, S_PR, tgtChapSecret),
117 _E(U_PR, S_PR, tgtChallengeLen),
119 _E(U_IO, S_CO, headerDigest),
120 _E(U_IO, S_CO, dataDigest),
122 _E(U_IO, S_CO, authMethod),
124 _E(U_LO, S_SW, maxConnections),
125 _E(U_IO, S_SW, targetName),
127 _E(U_IO, S_SW, initiatorName),
128 _E(U_ALL,S_SW, targetAlias),
129 _E(U_ALL,S_SW, initiatorAlias),
130 _E(U_ALL,S_SW, targetAddress),
132 _E(U_ALL,S_SW, targetPortalGroupTag),
134 _E(U_LO, S_SW, initialR2T),
135 _E(U_LO, S_SW, immediateData),
137 _E(U_ALL,S_CO, maxRecvDataSegmentLength),
138 _E(U_ALL,S_CO, maxXmitDataSegmentLength),
140 _E(U_LO, S_SW, maxBurstLength),
141 _E(U_LO, S_SW, firstBurstLength),
142 _E(U_LO, S_SW, defaultTime2Wait),
143 _E(U_LO, S_SW, defaultTime2Retain),
145 _E(U_LO, S_SW, maxOutstandingR2T),
146 _E(U_LO, S_SW, dataPDUInOrder),
147 _E(U_LO, S_SW, dataSequenceInOrder),
149 _E(U_LO, S_SW, errorRecoveryLevel),
151 _E(U_LO, S_SW, sessionType),
156 #define _OPT_INT(w) strtol((char *)w, NULL, 0)
157 #define _OPT_STR(w) (char *)(w)
162 if(isalpha((unsigned char)*w))
163 return strcasecmp(w, "TRUE") == 0;
168 #define _CASE(k, v) case OPT_##k: op->k = v; break
170 setOption(isc_opt_t *op, int which, void *rval)
173 _CASE(port, _OPT_INT(rval));
174 _CASE(tags, _OPT_INT(rval));
175 _CASE(maxluns, _OPT_INT(rval));
176 _CASE(iqn, _OPT_STR(rval));
177 _CASE(sockbufsize, _OPT_INT(rval));
179 _CASE(maxConnections, _OPT_INT(rval));
180 _CASE(maxRecvDataSegmentLength, _OPT_INT(rval));
181 _CASE(maxXmitDataSegmentLength, _OPT_INT(rval));
182 _CASE(maxBurstLength, _OPT_INT(rval));
183 _CASE(firstBurstLength, _OPT_INT(rval));
184 _CASE(defaultTime2Wait, _OPT_INT(rval));
185 _CASE(defaultTime2Retain, _OPT_INT(rval));
186 _CASE(maxOutstandingR2T, _OPT_INT(rval));
187 _CASE(errorRecoveryLevel, _OPT_INT(rval));
188 _CASE(targetPortalGroupTag, _OPT_INT(rval));
189 _CASE(headerDigest, _OPT_STR(rval));
190 _CASE(dataDigest, _OPT_STR(rval));
192 _CASE(targetAddress, _OPT_STR(rval));
193 _CASE(targetAlias, _OPT_STR(rval));
194 _CASE(targetName, _OPT_STR(rval));
195 _CASE(initiatorName, _OPT_STR(rval));
196 _CASE(initiatorAlias, _OPT_STR(rval));
197 _CASE(authMethod, _OPT_STR(rval));
198 _CASE(chapSecret, _OPT_STR(rval));
199 _CASE(chapIName, _OPT_STR(rval));
200 _CASE(chapDigest, _OPT_STR(rval));
202 _CASE(tgtChapName, _OPT_STR(rval));
203 _CASE(tgtChapSecret, _OPT_STR(rval));
205 _CASE(initialR2T, _OPT_BOOL(rval));
206 _CASE(immediateData, _OPT_BOOL(rval));
207 _CASE(dataPDUInOrder, _OPT_BOOL(rval));
208 _CASE(dataSequenceInOrder, _OPT_BOOL(rval));
215 static char *sp, line[BUFSIZ];
220 sp = fgets(line, sizeof line, fd);
222 if((lp = sp) == NULL)
224 if((p = strchr(lp, '\n')) != NULL)
226 if((p = strchr(lp, '#')) != NULL)
228 if((p = strchr(lp, ';')) != NULL) {
235 } while (feof(fd) == 0);
240 getConfig(FILE *fd, char *key, char **Ar, int *nargs)
251 while((lp = getline(fd)) != NULL) {
252 for(; isspace((unsigned char)*lp); lp++)
256 if((p = strchr(lp, '{')) != NULL) {
257 while((--p > lp) && *p && isspace((unsigned char)*p));
259 if(len && strncmp(lp, key, MAX(n, len)) == 0)
280 for(p = &lp[strlen(lp)-1]; isspace((unsigned char)*p); p--)
298 for(tk = keyMap; tk->name && strcmp(tk->name, "end"); tk++) {
299 if(strcasecmp(key, tk->name) == 0)
308 printf("%24s = %d\n", "port", op->port);
309 printf("%24s = %d\n", "tags", op->tags);
310 printf("%24s = %d\n", "maxluns", op->maxluns);
311 printf("%24s = %s\n", "iqn", op->iqn);
313 printf("%24s = %d\n", "maxConnections", op->maxConnections);
314 printf("%24s = %d\n", "maxRecvDataSegmentLength", op->maxRecvDataSegmentLength);
315 printf("%24s = %d\n", "maxXmitDataSegmentLength", op->maxRecvDataSegmentLength);
316 printf("%24s = %d\n", "maxBurstLength", op->maxBurstLength);
317 printf("%24s = %d\n", "firstBurstLength", op->firstBurstLength);
318 printf("%24s = %d\n", "defaultTime2Wait", op->defaultTime2Wait);
319 printf("%24s = %d\n", "defaultTime2Retain", op->defaultTime2Retain);
320 printf("%24s = %d\n", "maxOutstandingR2T", op->maxOutstandingR2T);
321 printf("%24s = %d\n", "errorRecoveryLevel", op->errorRecoveryLevel);
322 printf("%24s = %d\n", "targetPortalGroupTag", op->targetPortalGroupTag);
324 printf("%24s = %s\n", "headerDigest", op->headerDigest);
325 printf("%24s = %s\n", "dataDigest", op->dataDigest);
327 printf("%24s = %d\n", "initialR2T", op->initialR2T);
328 printf("%24s = %d\n", "immediateData", op->immediateData);
329 printf("%24s = %d\n", "dataPDUInOrder", op->dataPDUInOrder);
330 printf("%24s = %d\n", "dataSequenceInOrder", op->dataSequenceInOrder);
332 printf("%24s = %s\n", "sessionType", op->sessionType);
333 printf("%24s = %s\n", "targetAddress", op->targetAddress);
334 printf("%24s = %s\n", "targetAlias", op->targetAlias);
335 printf("%24s = %s\n", "targetName", op->targetName);
336 printf("%24s = %s\n", "initiatorName", op->initiatorName);
337 printf("%24s = %s\n", "initiatorAlias", op->initiatorAlias);
338 printf("%24s = %s\n", "authMethod", op->authMethod);
339 printf("%24s = %s\n", "chapSecret", op->chapSecret);
340 printf("%24s = %s\n", "chapIName", op->chapIName);
341 printf("%24s = %s\n", "tgtChapName", op->tgtChapName);
342 printf("%24s = %s\n", "tgtChapSecret", op->tgtChapSecret);
343 printf("%24s = %d\n", "tgttgtChallengeLen", op->tgtChallengeLen);
347 parseArgs(int nargs, char **args, isc_opt_t *op)
353 for(ar = args; nargs > 0; nargs--, ar++) {
354 p = strchr(*ar, '=');
359 while(isspace((unsigned char)*--p))
361 while(isspace((unsigned char)*v))
363 if((tk = keyLookup(*ar)) == NULL)
365 setOption(op, tk->tokenID, v);
370 parseConfig(FILE *fd, char *key, isc_opt_t *op)
376 if(getConfig(fd, key, Ar, &cc))
377 parseArgs(cc, Ar, op);