| File: | s/lib/certdb/secname.c |
| Warning: | line 351, column 21 Although the value stored to 'rdn' is used in the enclosing expression, the value is never actually read from 'rdn' |
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| 1 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| 2 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| 3 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| 4 | |
| 5 | #include "cert.h" |
| 6 | #include "secoid.h" |
| 7 | #include "secder.h" /* XXX remove this when remove the DERTemplates */ |
| 8 | #include "secasn1.h" |
| 9 | #include "secitem.h" |
| 10 | #include <stdarg.h> |
| 11 | #include "secerr.h" |
| 12 | #include "certi.h" |
| 13 | |
| 14 | static const SEC_ASN1Template cert_AVATemplate[] = { |
| 15 | { SEC_ASN1_SEQUENCE0x10, 0, NULL((void*)0), sizeof(CERTAVA) }, |
| 16 | { SEC_ASN1_OBJECT_ID0x06, offsetof(CERTAVA, type)__builtin_offsetof(CERTAVA, type) }, |
| 17 | { SEC_ASN1_ANY0x00400, offsetof(CERTAVA, value)__builtin_offsetof(CERTAVA, value) }, |
| 18 | { 0 } |
| 19 | }; |
| 20 | |
| 21 | const SEC_ASN1Template CERT_RDNTemplate[] = { |
| 22 | { SEC_ASN1_SET_OF(0x02000 | 0x11), offsetof(CERTRDN, avas)__builtin_offsetof(CERTRDN, avas), cert_AVATemplate, |
| 23 | sizeof(CERTRDN) } |
| 24 | }; |
| 25 | |
| 26 | static int |
| 27 | CountArray(void **array) |
| 28 | { |
| 29 | int count = 0; |
| 30 | if (array) { |
| 31 | while (*array++) { |
| 32 | count++; |
| 33 | } |
| 34 | } |
| 35 | return count; |
| 36 | } |
| 37 | |
| 38 | static void ** |
| 39 | AddToArray(PLArenaPool *arena, void **array, void *element) |
| 40 | { |
| 41 | unsigned count; |
| 42 | void **ap; |
| 43 | |
| 44 | /* Count up number of slots already in use in the array */ |
| 45 | count = 0; |
| 46 | ap = array; |
| 47 | if (ap) { |
| 48 | while (*ap++) { |
| 49 | count++; |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | if (array) { |
| 54 | array = |
| 55 | (void **)PORT_ArenaGrowPORT_ArenaGrow_Util(arena, array, (count + 1) * sizeof(void *), |
| 56 | (count + 2) * sizeof(void *)); |
| 57 | } else { |
| 58 | array = (void **)PORT_ArenaAllocPORT_ArenaAlloc_Util(arena, (count + 2) * sizeof(void *)); |
| 59 | } |
| 60 | if (array) { |
| 61 | array[count] = element; |
| 62 | array[count + 1] = 0; |
| 63 | } |
| 64 | return array; |
| 65 | } |
| 66 | |
| 67 | SECOidTag |
| 68 | CERT_GetAVATag(CERTAVA *ava) |
| 69 | { |
| 70 | SECOidData *oid; |
| 71 | if (!ava->type.data) |
| 72 | return (SECOidTag)-1; |
| 73 | |
| 74 | oid = SECOID_FindOIDSECOID_FindOID_Util(&ava->type); |
| 75 | |
| 76 | if (oid) { |
| 77 | return (oid->offset); |
| 78 | } |
| 79 | return (SECOidTag)-1; |
| 80 | } |
| 81 | |
| 82 | static SECStatus |
| 83 | SetupAVAType(PLArenaPool *arena, SECOidTag type, SECItem *it, unsigned *maxLenp) |
| 84 | { |
| 85 | unsigned char *oid; |
| 86 | unsigned oidLen; |
| 87 | unsigned char *cp; |
| 88 | int maxLen; |
| 89 | SECOidData *oidrec; |
| 90 | |
| 91 | oidrec = SECOID_FindOIDByTagSECOID_FindOIDByTag_Util(type); |
| 92 | if (oidrec == NULL((void*)0)) |
| 93 | return SECFailure; |
| 94 | |
| 95 | oid = oidrec->oid.data; |
| 96 | oidLen = oidrec->oid.len; |
| 97 | |
| 98 | maxLen = cert_AVAOidTagToMaxLen(type); |
| 99 | if (maxLen < 0) { |
| 100 | PORT_SetErrorPORT_SetError_Util(SEC_ERROR_INVALID_ARGS); |
| 101 | return SECFailure; |
| 102 | } |
| 103 | |
| 104 | it->data = cp = (unsigned char *)PORT_ArenaAllocPORT_ArenaAlloc_Util(arena, oidLen); |
| 105 | if (cp == NULL((void*)0)) { |
| 106 | return SECFailure; |
| 107 | } |
| 108 | it->len = oidLen; |
| 109 | PORT_Memcpymemcpy(cp, oid, oidLen); |
| 110 | *maxLenp = (unsigned)maxLen; |
| 111 | return SECSuccess; |
| 112 | } |
| 113 | |
| 114 | static SECStatus |
| 115 | SetupAVAValue(PLArenaPool *arena, int valueType, const SECItem *in, |
| 116 | SECItem *out, unsigned maxLen) |
| 117 | { |
| 118 | PRUint8 *value, *cp, *ucs4Val; |
| 119 | unsigned valueLen, valueLenLen, total; |
| 120 | unsigned ucs4Len = 0, ucs4MaxLen; |
| 121 | |
| 122 | value = in->data; |
| 123 | valueLen = in->len; |
| 124 | switch (valueType) { |
| 125 | case SEC_ASN1_PRINTABLE_STRING0x13: |
| 126 | case SEC_ASN1_IA5_STRING0x16: |
| 127 | case SEC_ASN1_T61_STRING0x14: |
| 128 | case SEC_ASN1_UTF8_STRING0x0c: /* no conversion required */ |
| 129 | break; |
| 130 | case SEC_ASN1_UNIVERSAL_STRING0x1c: |
| 131 | ucs4MaxLen = valueLen * 6; |
| 132 | ucs4Val = (PRUint8 *)PORT_ArenaZAllocPORT_ArenaZAlloc_Util(arena, ucs4MaxLen); |
| 133 | if (!ucs4Val || |
| 134 | !PORT_UCS4_UTF8Conversion(PR_TRUE1, value, valueLen, ucs4Val, |
| 135 | ucs4MaxLen, &ucs4Len)) { |
| 136 | PORT_SetErrorPORT_SetError_Util(SEC_ERROR_INVALID_ARGS); |
| 137 | return SECFailure; |
| 138 | } |
| 139 | value = ucs4Val; |
| 140 | valueLen = ucs4Len; |
| 141 | maxLen *= 4; |
| 142 | break; |
| 143 | default: |
| 144 | PORT_SetErrorPORT_SetError_Util(SEC_ERROR_INVALID_ARGS); |
| 145 | return SECFailure; |
| 146 | } |
| 147 | |
| 148 | if (valueLen > maxLen) { |
| 149 | PORT_SetErrorPORT_SetError_Util(SEC_ERROR_INVALID_ARGS); |
| 150 | return SECFailure; |
| 151 | } |
| 152 | |
| 153 | valueLenLen = DER_LengthLength(valueLen); |
| 154 | total = 1 + valueLenLen + valueLen; |
| 155 | cp = (PRUint8 *)PORT_ArenaAllocPORT_ArenaAlloc_Util(arena, total); |
| 156 | if (!cp) { |
| 157 | return SECFailure; |
| 158 | } |
| 159 | out->data = cp; |
| 160 | out->len = total; |
| 161 | cp = (PRUint8 *)DER_StoreHeader(cp, valueType, valueLen); |
| 162 | PORT_Memcpymemcpy(cp, value, valueLen); |
| 163 | return SECSuccess; |
| 164 | } |
| 165 | |
| 166 | CERTAVA * |
| 167 | CERT_CreateAVAFromRaw(PLArenaPool *pool, const SECItem *OID, |
| 168 | const SECItem *value) |
| 169 | { |
| 170 | CERTAVA *ava; |
| 171 | int rv; |
| 172 | |
| 173 | ava = PORT_ArenaZNew(pool, CERTAVA)(CERTAVA *)PORT_ArenaZAlloc_Util(pool, sizeof(CERTAVA)); |
| 174 | if (ava) { |
| 175 | rv = SECITEM_CopyItemSECITEM_CopyItem_Util(pool, &ava->type, OID); |
| 176 | if (rv) |
| 177 | return NULL((void*)0); |
| 178 | |
| 179 | rv = SECITEM_CopyItemSECITEM_CopyItem_Util(pool, &ava->value, value); |
| 180 | if (rv) |
| 181 | return NULL((void*)0); |
| 182 | } |
| 183 | return ava; |
| 184 | } |
| 185 | |
| 186 | CERTAVA * |
| 187 | CERT_CreateAVAFromSECItem(PLArenaPool *arena, SECOidTag kind, int valueType, |
| 188 | SECItem *value) |
| 189 | { |
| 190 | CERTAVA *ava; |
| 191 | int rv; |
| 192 | unsigned maxLen; |
| 193 | |
| 194 | ava = (CERTAVA *)PORT_ArenaZAllocPORT_ArenaZAlloc_Util(arena, sizeof(CERTAVA)); |
| 195 | if (ava) { |
| 196 | rv = SetupAVAType(arena, kind, &ava->type, &maxLen); |
| 197 | if (rv) { |
| 198 | /* Illegal AVA type */ |
| 199 | return NULL((void*)0); |
| 200 | } |
| 201 | rv = SetupAVAValue(arena, valueType, value, &ava->value, maxLen); |
| 202 | if (rv) { |
| 203 | /* Illegal value type */ |
| 204 | return NULL((void*)0); |
| 205 | } |
| 206 | } |
| 207 | return ava; |
| 208 | } |
| 209 | |
| 210 | CERTAVA * |
| 211 | CERT_CreateAVA(PLArenaPool *arena, SECOidTag kind, int valueType, char *value) |
| 212 | { |
| 213 | SECItem item = { siBuffer, NULL((void*)0), 0 }; |
| 214 | |
| 215 | item.data = (PRUint8 *)value; |
| 216 | item.len = PORT_Strlen(value)strlen(value); |
| 217 | |
| 218 | return CERT_CreateAVAFromSECItem(arena, kind, valueType, &item); |
| 219 | } |
| 220 | |
| 221 | CERTAVA * |
| 222 | CERT_CopyAVA(PLArenaPool *arena, CERTAVA *from) |
| 223 | { |
| 224 | CERTAVA *ava; |
| 225 | int rv; |
| 226 | |
| 227 | ava = (CERTAVA *)PORT_ArenaZAllocPORT_ArenaZAlloc_Util(arena, sizeof(CERTAVA)); |
| 228 | if (ava) { |
| 229 | rv = SECITEM_CopyItemSECITEM_CopyItem_Util(arena, &ava->type, &from->type); |
| 230 | if (rv) |
| 231 | goto loser; |
| 232 | rv = SECITEM_CopyItemSECITEM_CopyItem_Util(arena, &ava->value, &from->value); |
| 233 | if (rv) |
| 234 | goto loser; |
| 235 | } |
| 236 | return ava; |
| 237 | |
| 238 | loser: |
| 239 | return 0; |
| 240 | } |
| 241 | |
| 242 | CERTRDN * |
| 243 | CERT_CreateRDN(PLArenaPool *arena, CERTAVA *ava0, ...) |
| 244 | { |
| 245 | CERTAVA *ava; |
| 246 | CERTRDN *rdn; |
| 247 | va_list ap; |
| 248 | unsigned count; |
| 249 | CERTAVA **avap; |
| 250 | |
| 251 | rdn = (CERTRDN *)PORT_ArenaAllocPORT_ArenaAlloc_Util(arena, sizeof(CERTRDN)); |
| 252 | if (rdn) { |
| 253 | /* Count number of avas going into the rdn */ |
| 254 | count = 0; |
| 255 | if (ava0) { |
| 256 | count++; |
| 257 | va_start(ap, ava0)__builtin_va_start(ap, ava0); |
| 258 | while ((ava = va_arg(ap, CERTAVA *)__builtin_va_arg(ap, CERTAVA *)) != 0) { |
| 259 | count++; |
| 260 | } |
| 261 | va_end(ap)__builtin_va_end(ap); |
| 262 | } |
| 263 | |
| 264 | /* Now fill in the pointers */ |
| 265 | rdn->avas = avap = |
| 266 | (CERTAVA **)PORT_ArenaAllocPORT_ArenaAlloc_Util(arena, (count + 1) * sizeof(CERTAVA *)); |
| 267 | if (!avap) { |
| 268 | return 0; |
| 269 | } |
| 270 | if (ava0) { |
| 271 | *avap++ = ava0; |
| 272 | va_start(ap, ava0)__builtin_va_start(ap, ava0); |
| 273 | while ((ava = va_arg(ap, CERTAVA *)__builtin_va_arg(ap, CERTAVA *)) != 0) { |
| 274 | *avap++ = ava; |
| 275 | } |
| 276 | va_end(ap)__builtin_va_end(ap); |
| 277 | } |
| 278 | *avap++ = 0; |
| 279 | } |
| 280 | return rdn; |
| 281 | } |
| 282 | |
| 283 | SECStatus |
| 284 | CERT_AddAVA(PLArenaPool *arena, CERTRDN *rdn, CERTAVA *ava) |
| 285 | { |
| 286 | rdn->avas = (CERTAVA **)AddToArray(arena, (void **)rdn->avas, ava); |
| 287 | return rdn->avas ? SECSuccess : SECFailure; |
| 288 | } |
| 289 | |
| 290 | SECStatus |
| 291 | CERT_CopyRDN(PLArenaPool *arena, CERTRDN *to, CERTRDN *from) |
| 292 | { |
| 293 | CERTAVA **avas, *fava, *tava; |
| 294 | SECStatus rv = SECSuccess; |
| 295 | |
| 296 | /* Copy each ava from from */ |
| 297 | avas = from->avas; |
| 298 | if (avas) { |
| 299 | if (avas[0] == NULL((void*)0)) { |
| 300 | rv = CERT_AddAVA(arena, to, NULL((void*)0)); |
| 301 | return rv; |
| 302 | } |
| 303 | while ((fava = *avas++) != 0) { |
| 304 | tava = CERT_CopyAVA(arena, fava); |
| 305 | if (!tava) { |
| 306 | rv = SECFailure; |
| 307 | break; |
| 308 | } |
| 309 | rv = CERT_AddAVA(arena, to, tava); |
| 310 | if (rv != SECSuccess) |
| 311 | break; |
| 312 | } |
| 313 | } |
| 314 | return rv; |
| 315 | } |
| 316 | |
| 317 | /************************************************************************/ |
| 318 | |
| 319 | const SEC_ASN1Template CERT_NameTemplate[] = { |
| 320 | { SEC_ASN1_SEQUENCE_OF(0x02000 | 0x10), offsetof(CERTName, rdns)__builtin_offsetof(CERTName, rdns), CERT_RDNTemplate, |
| 321 | sizeof(CERTName) } |
| 322 | }; |
| 323 | |
| 324 | SEC_ASN1_CHOOSER_IMPLEMENT(CERT_NameTemplate)const SEC_ASN1Template *NSS_Get_CERT_NameTemplate(void *arg, PRBool enc) { return CERT_NameTemplate; } |
| 325 | |
| 326 | CERTName * |
| 327 | CERT_CreateName(CERTRDN *rdn0, ...) |
| 328 | { |
| 329 | CERTRDN *rdn; |
| 330 | CERTName *name; |
| 331 | va_list ap; |
| 332 | unsigned count; |
| 333 | CERTRDN **rdnp; |
| 334 | PLArenaPool *arena; |
| 335 | |
| 336 | arena = PORT_NewArenaPORT_NewArena_Util(DER_DEFAULT_CHUNKSIZE(2048)); |
| 337 | if (!arena) { |
| 338 | return (0); |
| 339 | } |
| 340 | |
| 341 | name = (CERTName *)PORT_ArenaAllocPORT_ArenaAlloc_Util(arena, sizeof(CERTName)); |
| 342 | if (name) { |
| 343 | name->arena = arena; |
| 344 | |
| 345 | /* Count number of RDNs going into the Name */ |
| 346 | if (!rdn0) { |
| 347 | count = 0; |
| 348 | } else { |
| 349 | count = 1; |
| 350 | va_start(ap, rdn0)__builtin_va_start(ap, rdn0); |
| 351 | while ((rdn = va_arg(ap, CERTRDN *)__builtin_va_arg(ap, CERTRDN *)) != 0) { |
Although the value stored to 'rdn' is used in the enclosing expression, the value is never actually read from 'rdn' | |
| 352 | count++; |
| 353 | } |
| 354 | va_end(ap)__builtin_va_end(ap); |
| 355 | } |
| 356 | |
| 357 | /* Allocate space (including space for terminal null ptr) */ |
| 358 | name->rdns = rdnp = |
| 359 | (CERTRDN **)PORT_ArenaAllocPORT_ArenaAlloc_Util(arena, (count + 1) * sizeof(CERTRDN *)); |
| 360 | if (!name->rdns) { |
| 361 | goto loser; |
| 362 | } |
| 363 | |
| 364 | /* Now fill in the pointers */ |
| 365 | if (count > 0) { |
| 366 | *rdnp++ = rdn0; |
| 367 | va_start(ap, rdn0)__builtin_va_start(ap, rdn0); |
| 368 | while ((rdn = va_arg(ap, CERTRDN *)__builtin_va_arg(ap, CERTRDN *)) != 0) { |
| 369 | *rdnp++ = rdn; |
| 370 | } |
| 371 | va_end(ap)__builtin_va_end(ap); |
| 372 | } |
| 373 | |
| 374 | /* null terminate the list */ |
| 375 | *rdnp++ = 0; |
| 376 | } |
| 377 | return name; |
| 378 | |
| 379 | loser: |
| 380 | PORT_FreeArenaPORT_FreeArena_Util(arena, PR_FALSE0); |
| 381 | return (0); |
| 382 | } |
| 383 | |
| 384 | void |
| 385 | CERT_DestroyName(CERTName *name) |
| 386 | { |
| 387 | if (name) { |
| 388 | PLArenaPool *arena = name->arena; |
| 389 | name->rdns = NULL((void*)0); |
| 390 | name->arena = NULL((void*)0); |
| 391 | if (arena) |
| 392 | PORT_FreeArenaPORT_FreeArena_Util(arena, PR_FALSE0); |
| 393 | } |
| 394 | } |
| 395 | |
| 396 | SECStatus |
| 397 | CERT_AddRDN(CERTName *name, CERTRDN *rdn) |
| 398 | { |
| 399 | name->rdns = (CERTRDN **)AddToArray(name->arena, (void **)name->rdns, rdn); |
| 400 | return name->rdns ? SECSuccess : SECFailure; |
| 401 | } |
| 402 | |
| 403 | SECStatus |
| 404 | CERT_CopyName(PLArenaPool *arena, CERTName *to, const CERTName *from) |
| 405 | { |
| 406 | CERTRDN **rdns, *frdn, *trdn; |
| 407 | SECStatus rv = SECSuccess; |
| 408 | |
| 409 | if (!to || !from) { |
| 410 | PORT_SetErrorPORT_SetError_Util(SEC_ERROR_INVALID_ARGS); |
| 411 | return SECFailure; |
| 412 | } |
| 413 | |
| 414 | CERT_DestroyName(to); |
| 415 | to->arena = arena; |
| 416 | |
| 417 | /* Copy each rdn from from */ |
| 418 | rdns = from->rdns; |
| 419 | if (rdns) { |
| 420 | if (rdns[0] == NULL((void*)0)) { |
| 421 | rv = CERT_AddRDN(to, NULL((void*)0)); |
| 422 | return rv; |
| 423 | } |
| 424 | while ((frdn = *rdns++) != NULL((void*)0)) { |
| 425 | trdn = CERT_CreateRDN(arena, NULL((void*)0)); |
| 426 | if (!trdn) { |
| 427 | rv = SECFailure; |
| 428 | break; |
| 429 | } |
| 430 | rv = CERT_CopyRDN(arena, trdn, frdn); |
| 431 | if (rv != SECSuccess) |
| 432 | break; |
| 433 | rv = CERT_AddRDN(to, trdn); |
| 434 | if (rv != SECSuccess) |
| 435 | break; |
| 436 | } |
| 437 | } |
| 438 | return rv; |
| 439 | } |
| 440 | |
| 441 | /************************************************************************/ |
| 442 | |
| 443 | static void |
| 444 | canonicalize(SECItem *foo) |
| 445 | { |
| 446 | int ch, lastch, len, src, dest; |
| 447 | |
| 448 | /* strip trailing whitespace. */ |
| 449 | len = foo->len; |
| 450 | while (len > 0 && ((ch = foo->data[len - 1]) == ' ' || ch == '\t' || |
| 451 | ch == '\r' || ch == '\n')) { |
| 452 | len--; |
| 453 | } |
| 454 | |
| 455 | src = 0; |
| 456 | /* strip leading whitespace. */ |
| 457 | while (src < len && ((ch = foo->data[src]) == ' ' || ch == '\t' || |
| 458 | ch == '\r' || ch == '\n')) { |
| 459 | src++; |
| 460 | } |
| 461 | dest = 0; |
| 462 | lastch = ' '; |
| 463 | while (src < len) { |
| 464 | ch = foo->data[src++]; |
| 465 | if (ch == ' ' || ch == '\t' || ch == '\r' || ch == '\n') { |
| 466 | ch = ' '; |
| 467 | if (ch == lastch) |
| 468 | continue; |
| 469 | } else if (ch >= 'A' && ch <= 'Z') { |
| 470 | ch |= 0x20; /* downshift */ |
| 471 | } |
| 472 | foo->data[dest++] = lastch = ch; |
| 473 | } |
| 474 | foo->len = dest; |
| 475 | } |
| 476 | |
| 477 | /* SECItems a and b contain DER-encoded printable strings. */ |
| 478 | SECComparison |
| 479 | CERT_CompareDERPrintableStrings(const SECItem *a, const SECItem *b) |
| 480 | { |
| 481 | SECComparison rv = SECLessThan; |
| 482 | SECItem *aVal = CERT_DecodeAVAValue(a); |
| 483 | SECItem *bVal = CERT_DecodeAVAValue(b); |
| 484 | |
| 485 | if (aVal && aVal->len && aVal->data && bVal && bVal->len && bVal->data) { |
| 486 | canonicalize(aVal); |
| 487 | canonicalize(bVal); |
| 488 | rv = SECITEM_CompareItemSECITEM_CompareItem_Util(aVal, bVal); |
| 489 | } |
| 490 | SECITEM_FreeItemSECITEM_FreeItem_Util(aVal, PR_TRUE1); |
| 491 | SECITEM_FreeItemSECITEM_FreeItem_Util(bVal, PR_TRUE1); |
| 492 | return rv; |
| 493 | } |
| 494 | |
| 495 | SECComparison |
| 496 | CERT_CompareAVA(const CERTAVA *a, const CERTAVA *b) |
| 497 | { |
| 498 | SECComparison rv; |
| 499 | |
| 500 | rv = SECITEM_CompareItemSECITEM_CompareItem_Util(&a->type, &b->type); |
| 501 | if (SECEqual != rv) |
| 502 | return rv; /* Attribute types don't match. */ |
| 503 | /* Let's be optimistic. Maybe the values will just compare equal. */ |
| 504 | rv = SECITEM_CompareItemSECITEM_CompareItem_Util(&a->value, &b->value); |
| 505 | if (SECEqual == rv) |
| 506 | return rv; /* values compared exactly. */ |
| 507 | if (a->value.len && a->value.data && b->value.len && b->value.data) { |
| 508 | /* Here, the values did not match. |
| 509 | ** If the values had different encodings, convert them to the same |
| 510 | ** encoding and compare that way. |
| 511 | */ |
| 512 | if (a->value.data[0] != b->value.data[0]) { |
| 513 | /* encodings differ. Convert both to UTF-8 and compare. */ |
| 514 | SECItem *aVal = CERT_DecodeAVAValue(&a->value); |
| 515 | SECItem *bVal = CERT_DecodeAVAValue(&b->value); |
| 516 | if (aVal && aVal->len && aVal->data && bVal && bVal->len && |
| 517 | bVal->data) { |
| 518 | rv = SECITEM_CompareItemSECITEM_CompareItem_Util(aVal, bVal); |
| 519 | } |
| 520 | SECITEM_FreeItemSECITEM_FreeItem_Util(aVal, PR_TRUE1); |
| 521 | SECITEM_FreeItemSECITEM_FreeItem_Util(bVal, PR_TRUE1); |
| 522 | } else if (a->value.data[0] == 0x13) { /* both are printable strings. */ |
| 523 | /* printable strings */ |
| 524 | rv = CERT_CompareDERPrintableStrings(&a->value, &b->value); |
| 525 | } |
| 526 | } |
| 527 | return rv; |
| 528 | } |
| 529 | |
| 530 | SECComparison |
| 531 | CERT_CompareRDN(const CERTRDN *a, const CERTRDN *b) |
| 532 | { |
| 533 | CERTAVA **aavas, *aava; |
| 534 | CERTAVA **bavas, *bava; |
| 535 | int ac, bc; |
| 536 | SECComparison rv = SECEqual; |
| 537 | |
| 538 | aavas = a->avas; |
| 539 | bavas = b->avas; |
| 540 | |
| 541 | /* |
| 542 | ** Make sure array of ava's are the same length. If not, then we are |
| 543 | ** not equal |
| 544 | */ |
| 545 | ac = CountArray((void **)aavas); |
| 546 | bc = CountArray((void **)bavas); |
| 547 | if (ac < bc) |
| 548 | return SECLessThan; |
| 549 | if (ac > bc) |
| 550 | return SECGreaterThan; |
| 551 | |
| 552 | while (NULL((void*)0) != (aava = *aavas++)) { |
| 553 | for (bavas = b->avas; NULL((void*)0) != (bava = *bavas++);) { |
| 554 | rv = SECITEM_CompareItemSECITEM_CompareItem_Util(&aava->type, &bava->type); |
| 555 | if (SECEqual == rv) { |
| 556 | rv = CERT_CompareAVA(aava, bava); |
| 557 | if (SECEqual != rv) |
| 558 | return rv; |
| 559 | break; |
| 560 | } |
| 561 | } |
| 562 | if (!bava) /* didn't find a match */ |
| 563 | return SECGreaterThan; |
| 564 | } |
| 565 | return rv; |
| 566 | } |
| 567 | |
| 568 | SECComparison |
| 569 | CERT_CompareName(const CERTName *a, const CERTName *b) |
| 570 | { |
| 571 | CERTRDN **ardns; |
| 572 | CERTRDN **brdns; |
| 573 | int ac, bc; |
| 574 | SECComparison rv = SECEqual; |
| 575 | |
| 576 | ardns = a->rdns; |
| 577 | brdns = b->rdns; |
| 578 | |
| 579 | /* |
| 580 | ** Make sure array of rdn's are the same length. If not, then we are |
| 581 | ** not equal |
| 582 | */ |
| 583 | ac = CountArray((void **)ardns); |
| 584 | bc = CountArray((void **)brdns); |
| 585 | if (ac < bc) |
| 586 | return SECLessThan; |
| 587 | if (ac > bc) |
| 588 | return SECGreaterThan; |
| 589 | |
| 590 | while (rv == SECEqual && *ardns) { |
| 591 | rv = CERT_CompareRDN(*ardns++, *brdns++); |
| 592 | } |
| 593 | return rv; |
| 594 | } |
| 595 | |
| 596 | /* Moved from certhtml.c */ |
| 597 | SECItem * |
| 598 | CERT_DecodeAVAValue(const SECItem *derAVAValue) |
| 599 | { |
| 600 | SECItem *retItem; |
| 601 | const SEC_ASN1Template *theTemplate = NULL((void*)0); |
| 602 | enum { conv_none, |
| 603 | conv_ucs4, |
| 604 | conv_ucs2, |
| 605 | conv_iso88591 } convert = conv_none; |
| 606 | SECItem avaValue = { siBuffer, 0 }; |
| 607 | PORTCheapArenaPool tmpArena; |
| 608 | |
| 609 | if (!derAVAValue || !derAVAValue->len || !derAVAValue->data) { |
| 610 | PORT_SetErrorPORT_SetError_Util(SEC_ERROR_INVALID_ARGS); |
| 611 | return NULL((void*)0); |
| 612 | } |
| 613 | |
| 614 | switch (derAVAValue->data[0]) { |
| 615 | case SEC_ASN1_UNIVERSAL_STRING0x1c: |
| 616 | convert = conv_ucs4; |
| 617 | theTemplate = SEC_ASN1_GET(SEC_UniversalStringTemplate)SEC_UniversalStringTemplate; |
| 618 | break; |
| 619 | case SEC_ASN1_IA5_STRING0x16: |
| 620 | theTemplate = SEC_ASN1_GET(SEC_IA5StringTemplate)SEC_IA5StringTemplate_Util; |
| 621 | break; |
| 622 | case SEC_ASN1_PRINTABLE_STRING0x13: |
| 623 | theTemplate = SEC_ASN1_GET(SEC_PrintableStringTemplate)SEC_PrintableStringTemplate; |
| 624 | break; |
| 625 | case SEC_ASN1_T61_STRING0x14: |
| 626 | /* |
| 627 | * Per common practice, we're not decoding actual T.61, but instead |
| 628 | * treating T61-labeled strings as containing ISO-8859-1. |
| 629 | */ |
| 630 | convert = conv_iso88591; |
| 631 | theTemplate = SEC_ASN1_GET(SEC_T61StringTemplate)SEC_T61StringTemplate; |
| 632 | break; |
| 633 | case SEC_ASN1_BMP_STRING0x1e: |
| 634 | convert = conv_ucs2; |
| 635 | theTemplate = SEC_ASN1_GET(SEC_BMPStringTemplate)SEC_BMPStringTemplate_Util; |
| 636 | break; |
| 637 | case SEC_ASN1_UTF8_STRING0x0c: |
| 638 | /* No conversion needed ! */ |
| 639 | theTemplate = SEC_ASN1_GET(SEC_UTF8StringTemplate)SEC_UTF8StringTemplate_Util; |
| 640 | break; |
| 641 | default: |
| 642 | PORT_SetErrorPORT_SetError_Util(SEC_ERROR_INVALID_AVA); |
| 643 | return NULL((void*)0); |
| 644 | } |
| 645 | |
| 646 | PORT_Memsetmemset(&avaValue, 0, sizeof(SECItem)); |
| 647 | PORT_InitCheapArena(&tmpArena, DER_DEFAULT_CHUNKSIZE(2048)); |
| 648 | if (SEC_QuickDERDecodeItemSEC_QuickDERDecodeItem_Util(&tmpArena.arena, &avaValue, theTemplate, |
| 649 | derAVAValue) != SECSuccess) { |
| 650 | PORT_DestroyCheapArena(&tmpArena); |
| 651 | return NULL((void*)0); |
| 652 | } |
| 653 | |
| 654 | if (convert != conv_none) { |
| 655 | unsigned int utf8ValLen = avaValue.len * 3; |
| 656 | unsigned char *utf8Val = |
| 657 | (unsigned char *)PORT_ArenaZAllocPORT_ArenaZAlloc_Util(&tmpArena.arena, utf8ValLen); |
| 658 | |
| 659 | switch (convert) { |
| 660 | case conv_ucs4: |
| 661 | if (avaValue.len % 4 != 0 || |
| 662 | !PORT_UCS4_UTF8Conversion(PR_FALSE0, avaValue.data, |
| 663 | avaValue.len, utf8Val, utf8ValLen, |
| 664 | &utf8ValLen)) { |
| 665 | PORT_DestroyCheapArena(&tmpArena); |
| 666 | PORT_SetErrorPORT_SetError_Util(SEC_ERROR_INVALID_AVA); |
| 667 | return NULL((void*)0); |
| 668 | } |
| 669 | break; |
| 670 | case conv_ucs2: |
| 671 | if (avaValue.len % 2 != 0 || |
| 672 | !PORT_UCS2_UTF8ConversionPORT_UCS2_UTF8Conversion_Util(PR_FALSE0, avaValue.data, |
| 673 | avaValue.len, utf8Val, utf8ValLen, |
| 674 | &utf8ValLen)) { |
| 675 | PORT_DestroyCheapArena(&tmpArena); |
| 676 | PORT_SetErrorPORT_SetError_Util(SEC_ERROR_INVALID_AVA); |
| 677 | return NULL((void*)0); |
| 678 | } |
| 679 | break; |
| 680 | case conv_iso88591: |
| 681 | if (!PORT_ISO88591_UTF8Conversion(avaValue.data, avaValue.len, |
| 682 | utf8Val, utf8ValLen, |
| 683 | &utf8ValLen)) { |
| 684 | PORT_DestroyCheapArena(&tmpArena); |
| 685 | PORT_SetErrorPORT_SetError_Util(SEC_ERROR_INVALID_AVA); |
| 686 | return NULL((void*)0); |
| 687 | } |
| 688 | break; |
| 689 | case conv_none: |
| 690 | PORT_Assert(0)((0)?((void)0):PR_Assert("0","secname.c",690)); /* not reached */ |
| 691 | break; |
| 692 | } |
| 693 | |
| 694 | avaValue.data = utf8Val; |
| 695 | avaValue.len = utf8ValLen; |
| 696 | } |
| 697 | |
| 698 | retItem = SECITEM_DupItemSECITEM_DupItem_Util(&avaValue); |
| 699 | PORT_DestroyCheapArena(&tmpArena); |
| 700 | return retItem; |
| 701 | } |