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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 #ifdef DEBUG | |
| 6 static const char CVS_ID[] = "@(#) $RCSfile: sessobj.c,v $ $Revision: 1.16 $ $Da
te: 2012/04/25 14:49:28 $"; | |
| 7 #endif /* DEBUG */ | |
| 8 | |
| 9 /* | |
| 10 * sessobj.c | |
| 11 * | |
| 12 * This file contains an NSSCKMDObject implementation for session | |
| 13 * objects. The framework uses this implementation to manage | |
| 14 * session objects when a Module doesn't wish to be bothered. | |
| 15 */ | |
| 16 | |
| 17 #ifndef CK_T | |
| 18 #include "ck.h" | |
| 19 #endif /* CK_T */ | |
| 20 | |
| 21 /* | |
| 22 * nssCKMDSessionObject | |
| 23 * | |
| 24 * -- create -- | |
| 25 * nssCKMDSessionObject_Create | |
| 26 * | |
| 27 * -- EPV calls -- | |
| 28 * nss_ckmdSessionObject_Finalize | |
| 29 * nss_ckmdSessionObject_IsTokenObject | |
| 30 * nss_ckmdSessionObject_GetAttributeCount | |
| 31 * nss_ckmdSessionObject_GetAttributeTypes | |
| 32 * nss_ckmdSessionObject_GetAttributeSize | |
| 33 * nss_ckmdSessionObject_GetAttribute | |
| 34 * nss_ckmdSessionObject_SetAttribute | |
| 35 * nss_ckmdSessionObject_GetObjectSize | |
| 36 */ | |
| 37 | |
| 38 struct nssCKMDSessionObjectStr { | |
| 39 CK_ULONG n; | |
| 40 NSSArena *arena; | |
| 41 NSSItem *attributes; | |
| 42 CK_ATTRIBUTE_TYPE_PTR types; | |
| 43 nssCKFWHash *hash; | |
| 44 }; | |
| 45 typedef struct nssCKMDSessionObjectStr nssCKMDSessionObject; | |
| 46 | |
| 47 #ifdef DEBUG | |
| 48 /* | |
| 49 * But first, the pointer-tracking stuff. | |
| 50 * | |
| 51 * NOTE: the pointer-tracking support in NSS/base currently relies | |
| 52 * upon NSPR's CallOnce support. That, however, relies upon NSPR's | |
| 53 * locking, which is tied into the runtime. We need a pointer-tracker | |
| 54 * implementation that uses the locks supplied through C_Initialize. | |
| 55 * That support, however, can be filled in later. So for now, I'll | |
| 56 * just do this routines as no-ops. | |
| 57 */ | |
| 58 | |
| 59 static CK_RV | |
| 60 nss_ckmdSessionObject_add_pointer | |
| 61 ( | |
| 62 const NSSCKMDObject *mdObject | |
| 63 ) | |
| 64 { | |
| 65 return CKR_OK; | |
| 66 } | |
| 67 | |
| 68 static CK_RV | |
| 69 nss_ckmdSessionObject_remove_pointer | |
| 70 ( | |
| 71 const NSSCKMDObject *mdObject | |
| 72 ) | |
| 73 { | |
| 74 return CKR_OK; | |
| 75 } | |
| 76 | |
| 77 #ifdef NSS_DEBUG | |
| 78 static CK_RV | |
| 79 nss_ckmdSessionObject_verifyPointer | |
| 80 ( | |
| 81 const NSSCKMDObject *mdObject | |
| 82 ) | |
| 83 { | |
| 84 return CKR_OK; | |
| 85 } | |
| 86 #endif | |
| 87 | |
| 88 #endif /* DEBUG */ | |
| 89 | |
| 90 /* | |
| 91 * We must forward-declare these routines | |
| 92 */ | |
| 93 static void | |
| 94 nss_ckmdSessionObject_Finalize | |
| 95 ( | |
| 96 NSSCKMDObject *mdObject, | |
| 97 NSSCKFWObject *fwObject, | |
| 98 NSSCKMDSession *mdSession, | |
| 99 NSSCKFWSession *fwSession, | |
| 100 NSSCKMDToken *mdToken, | |
| 101 NSSCKFWToken *fwToken, | |
| 102 NSSCKMDInstance *mdInstance, | |
| 103 NSSCKFWInstance *fwInstance | |
| 104 ); | |
| 105 | |
| 106 static CK_RV | |
| 107 nss_ckmdSessionObject_Destroy | |
| 108 ( | |
| 109 NSSCKMDObject *mdObject, | |
| 110 NSSCKFWObject *fwObject, | |
| 111 NSSCKMDSession *mdSession, | |
| 112 NSSCKFWSession *fwSession, | |
| 113 NSSCKMDToken *mdToken, | |
| 114 NSSCKFWToken *fwToken, | |
| 115 NSSCKMDInstance *mdInstance, | |
| 116 NSSCKFWInstance *fwInstance | |
| 117 ); | |
| 118 | |
| 119 static CK_BBOOL | |
| 120 nss_ckmdSessionObject_IsTokenObject | |
| 121 ( | |
| 122 NSSCKMDObject *mdObject, | |
| 123 NSSCKFWObject *fwObject, | |
| 124 NSSCKMDSession *mdSession, | |
| 125 NSSCKFWSession *fwSession, | |
| 126 NSSCKMDToken *mdToken, | |
| 127 NSSCKFWToken *fwToken, | |
| 128 NSSCKMDInstance *mdInstance, | |
| 129 NSSCKFWInstance *fwInstance | |
| 130 ); | |
| 131 | |
| 132 static CK_ULONG | |
| 133 nss_ckmdSessionObject_GetAttributeCount | |
| 134 ( | |
| 135 NSSCKMDObject *mdObject, | |
| 136 NSSCKFWObject *fwObject, | |
| 137 NSSCKMDSession *mdSession, | |
| 138 NSSCKFWSession *fwSession, | |
| 139 NSSCKMDToken *mdToken, | |
| 140 NSSCKFWToken *fwToken, | |
| 141 NSSCKMDInstance *mdInstance, | |
| 142 NSSCKFWInstance *fwInstance, | |
| 143 CK_RV *pError | |
| 144 ); | |
| 145 | |
| 146 static CK_RV | |
| 147 nss_ckmdSessionObject_GetAttributeTypes | |
| 148 ( | |
| 149 NSSCKMDObject *mdObject, | |
| 150 NSSCKFWObject *fwObject, | |
| 151 NSSCKMDSession *mdSession, | |
| 152 NSSCKFWSession *fwSession, | |
| 153 NSSCKMDToken *mdToken, | |
| 154 NSSCKFWToken *fwToken, | |
| 155 NSSCKMDInstance *mdInstance, | |
| 156 NSSCKFWInstance *fwInstance, | |
| 157 CK_ATTRIBUTE_TYPE_PTR typeArray, | |
| 158 CK_ULONG ulCount | |
| 159 ); | |
| 160 | |
| 161 static CK_ULONG | |
| 162 nss_ckmdSessionObject_GetAttributeSize | |
| 163 ( | |
| 164 NSSCKMDObject *mdObject, | |
| 165 NSSCKFWObject *fwObject, | |
| 166 NSSCKMDSession *mdSession, | |
| 167 NSSCKFWSession *fwSession, | |
| 168 NSSCKMDToken *mdToken, | |
| 169 NSSCKFWToken *fwToken, | |
| 170 NSSCKMDInstance *mdInstance, | |
| 171 NSSCKFWInstance *fwInstance, | |
| 172 CK_ATTRIBUTE_TYPE attribute, | |
| 173 CK_RV *pError | |
| 174 ); | |
| 175 | |
| 176 static NSSCKFWItem | |
| 177 nss_ckmdSessionObject_GetAttribute | |
| 178 ( | |
| 179 NSSCKMDObject *mdObject, | |
| 180 NSSCKFWObject *fwObject, | |
| 181 NSSCKMDSession *mdSession, | |
| 182 NSSCKFWSession *fwSession, | |
| 183 NSSCKMDToken *mdToken, | |
| 184 NSSCKFWToken *fwToken, | |
| 185 NSSCKMDInstance *mdInstance, | |
| 186 NSSCKFWInstance *fwInstance, | |
| 187 CK_ATTRIBUTE_TYPE attribute, | |
| 188 CK_RV *pError | |
| 189 ); | |
| 190 | |
| 191 static CK_RV | |
| 192 nss_ckmdSessionObject_SetAttribute | |
| 193 ( | |
| 194 NSSCKMDObject *mdObject, | |
| 195 NSSCKFWObject *fwObject, | |
| 196 NSSCKMDSession *mdSession, | |
| 197 NSSCKFWSession *fwSession, | |
| 198 NSSCKMDToken *mdToken, | |
| 199 NSSCKFWToken *fwToken, | |
| 200 NSSCKMDInstance *mdInstance, | |
| 201 NSSCKFWInstance *fwInstance, | |
| 202 CK_ATTRIBUTE_TYPE attribute, | |
| 203 NSSItem *value | |
| 204 ); | |
| 205 | |
| 206 static CK_ULONG | |
| 207 nss_ckmdSessionObject_GetObjectSize | |
| 208 ( | |
| 209 NSSCKMDObject *mdObject, | |
| 210 NSSCKFWObject *fwObject, | |
| 211 NSSCKMDSession *mdSession, | |
| 212 NSSCKFWSession *fwSession, | |
| 213 NSSCKMDToken *mdToken, | |
| 214 NSSCKFWToken *fwToken, | |
| 215 NSSCKMDInstance *mdInstance, | |
| 216 NSSCKFWInstance *fwInstance, | |
| 217 CK_RV *pError | |
| 218 ); | |
| 219 | |
| 220 /* | |
| 221 * nssCKMDSessionObject_Create | |
| 222 * | |
| 223 */ | |
| 224 NSS_IMPLEMENT NSSCKMDObject * | |
| 225 nssCKMDSessionObject_Create | |
| 226 ( | |
| 227 NSSCKFWToken *fwToken, | |
| 228 NSSArena *arena, | |
| 229 CK_ATTRIBUTE_PTR attributes, | |
| 230 CK_ULONG ulCount, | |
| 231 CK_RV *pError | |
| 232 ) | |
| 233 { | |
| 234 NSSCKMDObject *mdObject = (NSSCKMDObject *)NULL; | |
| 235 nssCKMDSessionObject *mdso = (nssCKMDSessionObject *)NULL; | |
| 236 CK_ULONG i; | |
| 237 nssCKFWHash *hash; | |
| 238 | |
| 239 *pError = CKR_OK; | |
| 240 | |
| 241 mdso = nss_ZNEW(arena, nssCKMDSessionObject); | |
| 242 if (!mdso) { | |
| 243 goto loser; | |
| 244 } | |
| 245 | |
| 246 mdso->arena = arena; | |
| 247 mdso->n = ulCount; | |
| 248 mdso->attributes = nss_ZNEWARRAY(arena, NSSItem, ulCount); | |
| 249 if (!mdso->attributes) { | |
| 250 goto loser; | |
| 251 } | |
| 252 | |
| 253 mdso->types = nss_ZNEWARRAY(arena, CK_ATTRIBUTE_TYPE, ulCount); | |
| 254 if (!mdso->types) { | |
| 255 goto loser; | |
| 256 } | |
| 257 for( i = 0; i < ulCount; i++ ) { | |
| 258 mdso->types[i] = attributes[i].type; | |
| 259 mdso->attributes[i].size = attributes[i].ulValueLen; | |
| 260 mdso->attributes[i].data = nss_ZAlloc(arena, attributes[i].ulValueLen); | |
| 261 if (!mdso->attributes[i].data) { | |
| 262 goto loser; | |
| 263 } | |
| 264 (void)nsslibc_memcpy(mdso->attributes[i].data, attributes[i].pValue, | |
| 265 attributes[i].ulValueLen); | |
| 266 } | |
| 267 | |
| 268 mdObject = nss_ZNEW(arena, NSSCKMDObject); | |
| 269 if (!mdObject) { | |
| 270 goto loser; | |
| 271 } | |
| 272 | |
| 273 mdObject->etc = (void *)mdso; | |
| 274 mdObject->Finalize = nss_ckmdSessionObject_Finalize; | |
| 275 mdObject->Destroy = nss_ckmdSessionObject_Destroy; | |
| 276 mdObject->IsTokenObject = nss_ckmdSessionObject_IsTokenObject; | |
| 277 mdObject->GetAttributeCount = nss_ckmdSessionObject_GetAttributeCount; | |
| 278 mdObject->GetAttributeTypes = nss_ckmdSessionObject_GetAttributeTypes; | |
| 279 mdObject->GetAttributeSize = nss_ckmdSessionObject_GetAttributeSize; | |
| 280 mdObject->GetAttribute = nss_ckmdSessionObject_GetAttribute; | |
| 281 mdObject->SetAttribute = nss_ckmdSessionObject_SetAttribute; | |
| 282 mdObject->GetObjectSize = nss_ckmdSessionObject_GetObjectSize; | |
| 283 | |
| 284 hash = nssCKFWToken_GetSessionObjectHash(fwToken); | |
| 285 if (!hash) { | |
| 286 *pError = CKR_GENERAL_ERROR; | |
| 287 goto loser; | |
| 288 } | |
| 289 | |
| 290 mdso->hash = hash; | |
| 291 | |
| 292 *pError = nssCKFWHash_Add(hash, mdObject, mdObject); | |
| 293 if( CKR_OK != *pError ) { | |
| 294 goto loser; | |
| 295 } | |
| 296 | |
| 297 #ifdef DEBUG | |
| 298 if(( *pError = nss_ckmdSessionObject_add_pointer(mdObject)) != CKR_OK ) { | |
| 299 goto loser; | |
| 300 } | |
| 301 #endif /* DEBUG */ | |
| 302 | |
| 303 return mdObject; | |
| 304 | |
| 305 loser: | |
| 306 if (mdso) { | |
| 307 if (mdso->attributes) { | |
| 308 for( i = 0; i < ulCount; i++ ) { | |
| 309 nss_ZFreeIf(mdso->attributes[i].data); | |
| 310 } | |
| 311 nss_ZFreeIf(mdso->attributes); | |
| 312 } | |
| 313 nss_ZFreeIf(mdso->types); | |
| 314 nss_ZFreeIf(mdso); | |
| 315 } | |
| 316 | |
| 317 nss_ZFreeIf(mdObject); | |
| 318 if (*pError == CKR_OK) { | |
| 319 *pError = CKR_HOST_MEMORY; | |
| 320 } | |
| 321 return (NSSCKMDObject *)NULL; | |
| 322 } | |
| 323 | |
| 324 /* | |
| 325 * nss_ckmdSessionObject_Finalize | |
| 326 * | |
| 327 */ | |
| 328 static void | |
| 329 nss_ckmdSessionObject_Finalize | |
| 330 ( | |
| 331 NSSCKMDObject *mdObject, | |
| 332 NSSCKFWObject *fwObject, | |
| 333 NSSCKMDSession *mdSession, | |
| 334 NSSCKFWSession *fwSession, | |
| 335 NSSCKMDToken *mdToken, | |
| 336 NSSCKFWToken *fwToken, | |
| 337 NSSCKMDInstance *mdInstance, | |
| 338 NSSCKFWInstance *fwInstance | |
| 339 ) | |
| 340 { | |
| 341 /* This shouldn't ever be called */ | |
| 342 return; | |
| 343 } | |
| 344 | |
| 345 /* | |
| 346 * nss_ckmdSessionObject_Destroy | |
| 347 * | |
| 348 */ | |
| 349 | |
| 350 static CK_RV | |
| 351 nss_ckmdSessionObject_Destroy | |
| 352 ( | |
| 353 NSSCKMDObject *mdObject, | |
| 354 NSSCKFWObject *fwObject, | |
| 355 NSSCKMDSession *mdSession, | |
| 356 NSSCKFWSession *fwSession, | |
| 357 NSSCKMDToken *mdToken, | |
| 358 NSSCKFWToken *fwToken, | |
| 359 NSSCKMDInstance *mdInstance, | |
| 360 NSSCKFWInstance *fwInstance | |
| 361 ) | |
| 362 { | |
| 363 #ifdef NSSDEBUG | |
| 364 CK_RV error = CKR_OK; | |
| 365 #endif /* NSSDEBUG */ | |
| 366 nssCKMDSessionObject *mdso; | |
| 367 CK_ULONG i; | |
| 368 | |
| 369 #ifdef NSSDEBUG | |
| 370 error = nss_ckmdSessionObject_verifyPointer(mdObject); | |
| 371 if( CKR_OK != error ) { | |
| 372 return error; | |
| 373 } | |
| 374 #endif /* NSSDEBUG */ | |
| 375 | |
| 376 mdso = (nssCKMDSessionObject *)mdObject->etc; | |
| 377 | |
| 378 nssCKFWHash_Remove(mdso->hash, mdObject); | |
| 379 | |
| 380 for( i = 0; i < mdso->n; i++ ) { | |
| 381 nss_ZFreeIf(mdso->attributes[i].data); | |
| 382 } | |
| 383 nss_ZFreeIf(mdso->attributes); | |
| 384 nss_ZFreeIf(mdso->types); | |
| 385 nss_ZFreeIf(mdso); | |
| 386 nss_ZFreeIf(mdObject); | |
| 387 | |
| 388 #ifdef DEBUG | |
| 389 (void)nss_ckmdSessionObject_remove_pointer(mdObject); | |
| 390 #endif /* DEBUG */ | |
| 391 | |
| 392 return CKR_OK; | |
| 393 } | |
| 394 | |
| 395 /* | |
| 396 * nss_ckmdSessionObject_IsTokenObject | |
| 397 * | |
| 398 */ | |
| 399 | |
| 400 static CK_BBOOL | |
| 401 nss_ckmdSessionObject_IsTokenObject | |
| 402 ( | |
| 403 NSSCKMDObject *mdObject, | |
| 404 NSSCKFWObject *fwObject, | |
| 405 NSSCKMDSession *mdSession, | |
| 406 NSSCKFWSession *fwSession, | |
| 407 NSSCKMDToken *mdToken, | |
| 408 NSSCKFWToken *fwToken, | |
| 409 NSSCKMDInstance *mdInstance, | |
| 410 NSSCKFWInstance *fwInstance | |
| 411 ) | |
| 412 { | |
| 413 #ifdef NSSDEBUG | |
| 414 if( CKR_OK != nss_ckmdSessionObject_verifyPointer(mdObject) ) { | |
| 415 return CK_FALSE; | |
| 416 } | |
| 417 #endif /* NSSDEBUG */ | |
| 418 | |
| 419 /* | |
| 420 * This implementation is only ever used for session objects. | |
| 421 */ | |
| 422 return CK_FALSE; | |
| 423 } | |
| 424 | |
| 425 /* | |
| 426 * nss_ckmdSessionObject_GetAttributeCount | |
| 427 * | |
| 428 */ | |
| 429 static CK_ULONG | |
| 430 nss_ckmdSessionObject_GetAttributeCount | |
| 431 ( | |
| 432 NSSCKMDObject *mdObject, | |
| 433 NSSCKFWObject *fwObject, | |
| 434 NSSCKMDSession *mdSession, | |
| 435 NSSCKFWSession *fwSession, | |
| 436 NSSCKMDToken *mdToken, | |
| 437 NSSCKFWToken *fwToken, | |
| 438 NSSCKMDInstance *mdInstance, | |
| 439 NSSCKFWInstance *fwInstance, | |
| 440 CK_RV *pError | |
| 441 ) | |
| 442 { | |
| 443 nssCKMDSessionObject *obj; | |
| 444 | |
| 445 #ifdef NSSDEBUG | |
| 446 if (!pError) { | |
| 447 return 0; | |
| 448 } | |
| 449 | |
| 450 *pError = nss_ckmdSessionObject_verifyPointer(mdObject); | |
| 451 if( CKR_OK != *pError ) { | |
| 452 return 0; | |
| 453 } | |
| 454 | |
| 455 /* We could even check all the other arguments, for sanity. */ | |
| 456 #endif /* NSSDEBUG */ | |
| 457 | |
| 458 obj = (nssCKMDSessionObject *)mdObject->etc; | |
| 459 | |
| 460 return obj->n; | |
| 461 } | |
| 462 | |
| 463 /* | |
| 464 * nss_ckmdSessionObject_GetAttributeTypes | |
| 465 * | |
| 466 */ | |
| 467 static CK_RV | |
| 468 nss_ckmdSessionObject_GetAttributeTypes | |
| 469 ( | |
| 470 NSSCKMDObject *mdObject, | |
| 471 NSSCKFWObject *fwObject, | |
| 472 NSSCKMDSession *mdSession, | |
| 473 NSSCKFWSession *fwSession, | |
| 474 NSSCKMDToken *mdToken, | |
| 475 NSSCKFWToken *fwToken, | |
| 476 NSSCKMDInstance *mdInstance, | |
| 477 NSSCKFWInstance *fwInstance, | |
| 478 CK_ATTRIBUTE_TYPE_PTR typeArray, | |
| 479 CK_ULONG ulCount | |
| 480 ) | |
| 481 { | |
| 482 #ifdef NSSDEBUG | |
| 483 CK_RV error = CKR_OK; | |
| 484 #endif /* NSSDEBUG */ | |
| 485 nssCKMDSessionObject *obj; | |
| 486 | |
| 487 #ifdef NSSDEBUG | |
| 488 error = nss_ckmdSessionObject_verifyPointer(mdObject); | |
| 489 if( CKR_OK != error ) { | |
| 490 return error; | |
| 491 } | |
| 492 | |
| 493 /* We could even check all the other arguments, for sanity. */ | |
| 494 #endif /* NSSDEBUG */ | |
| 495 | |
| 496 obj = (nssCKMDSessionObject *)mdObject->etc; | |
| 497 | |
| 498 if( ulCount < obj->n ) { | |
| 499 return CKR_BUFFER_TOO_SMALL; | |
| 500 } | |
| 501 | |
| 502 (void)nsslibc_memcpy(typeArray, obj->types, | |
| 503 sizeof(CK_ATTRIBUTE_TYPE) * obj->n); | |
| 504 | |
| 505 return CKR_OK; | |
| 506 } | |
| 507 | |
| 508 /* | |
| 509 * nss_ckmdSessionObject_GetAttributeSize | |
| 510 * | |
| 511 */ | |
| 512 static CK_ULONG | |
| 513 nss_ckmdSessionObject_GetAttributeSize | |
| 514 ( | |
| 515 NSSCKMDObject *mdObject, | |
| 516 NSSCKFWObject *fwObject, | |
| 517 NSSCKMDSession *mdSession, | |
| 518 NSSCKFWSession *fwSession, | |
| 519 NSSCKMDToken *mdToken, | |
| 520 NSSCKFWToken *fwToken, | |
| 521 NSSCKMDInstance *mdInstance, | |
| 522 NSSCKFWInstance *fwInstance, | |
| 523 CK_ATTRIBUTE_TYPE attribute, | |
| 524 CK_RV *pError | |
| 525 ) | |
| 526 { | |
| 527 nssCKMDSessionObject *obj; | |
| 528 CK_ULONG i; | |
| 529 | |
| 530 #ifdef NSSDEBUG | |
| 531 if (!pError) { | |
| 532 return 0; | |
| 533 } | |
| 534 | |
| 535 *pError = nss_ckmdSessionObject_verifyPointer(mdObject); | |
| 536 if( CKR_OK != *pError ) { | |
| 537 return 0; | |
| 538 } | |
| 539 | |
| 540 /* We could even check all the other arguments, for sanity. */ | |
| 541 #endif /* NSSDEBUG */ | |
| 542 | |
| 543 obj = (nssCKMDSessionObject *)mdObject->etc; | |
| 544 | |
| 545 for( i = 0; i < obj->n; i++ ) { | |
| 546 if( attribute == obj->types[i] ) { | |
| 547 return (CK_ULONG)(obj->attributes[i].size); | |
| 548 } | |
| 549 } | |
| 550 | |
| 551 *pError = CKR_ATTRIBUTE_TYPE_INVALID; | |
| 552 return 0; | |
| 553 } | |
| 554 | |
| 555 /* | |
| 556 * nss_ckmdSessionObject_GetAttribute | |
| 557 * | |
| 558 */ | |
| 559 static NSSCKFWItem | |
| 560 nss_ckmdSessionObject_GetAttribute | |
| 561 ( | |
| 562 NSSCKMDObject *mdObject, | |
| 563 NSSCKFWObject *fwObject, | |
| 564 NSSCKMDSession *mdSession, | |
| 565 NSSCKFWSession *fwSession, | |
| 566 NSSCKMDToken *mdToken, | |
| 567 NSSCKFWToken *fwToken, | |
| 568 NSSCKMDInstance *mdInstance, | |
| 569 NSSCKFWInstance *fwInstance, | |
| 570 CK_ATTRIBUTE_TYPE attribute, | |
| 571 CK_RV *pError | |
| 572 ) | |
| 573 { | |
| 574 NSSCKFWItem item; | |
| 575 nssCKMDSessionObject *obj; | |
| 576 CK_ULONG i; | |
| 577 | |
| 578 item.needsFreeing = PR_FALSE; | |
| 579 item.item = NULL; | |
| 580 #ifdef NSSDEBUG | |
| 581 if (!pError) { | |
| 582 return item; | |
| 583 } | |
| 584 | |
| 585 *pError = nss_ckmdSessionObject_verifyPointer(mdObject); | |
| 586 if( CKR_OK != *pError ) { | |
| 587 return item; | |
| 588 } | |
| 589 | |
| 590 /* We could even check all the other arguments, for sanity. */ | |
| 591 #endif /* NSSDEBUG */ | |
| 592 | |
| 593 obj = (nssCKMDSessionObject *)mdObject->etc; | |
| 594 | |
| 595 for( i = 0; i < obj->n; i++ ) { | |
| 596 if( attribute == obj->types[i] ) { | |
| 597 item.item = &obj->attributes[i]; | |
| 598 return item; | |
| 599 } | |
| 600 } | |
| 601 | |
| 602 *pError = CKR_ATTRIBUTE_TYPE_INVALID; | |
| 603 return item; | |
| 604 } | |
| 605 | |
| 606 /* | |
| 607 * nss_ckmdSessionObject_SetAttribute | |
| 608 * | |
| 609 */ | |
| 610 | |
| 611 /* | |
| 612 * Okay, so this implementation sucks. It doesn't support removing | |
| 613 * an attribute (if value == NULL), and could be more graceful about | |
| 614 * memory. It should allow "blank" slots in the arrays, with some | |
| 615 * invalid attribute type, and then it could support removal much | |
| 616 * more easily. Do this later. | |
| 617 */ | |
| 618 static CK_RV | |
| 619 nss_ckmdSessionObject_SetAttribute | |
| 620 ( | |
| 621 NSSCKMDObject *mdObject, | |
| 622 NSSCKFWObject *fwObject, | |
| 623 NSSCKMDSession *mdSession, | |
| 624 NSSCKFWSession *fwSession, | |
| 625 NSSCKMDToken *mdToken, | |
| 626 NSSCKFWToken *fwToken, | |
| 627 NSSCKMDInstance *mdInstance, | |
| 628 NSSCKFWInstance *fwInstance, | |
| 629 CK_ATTRIBUTE_TYPE attribute, | |
| 630 NSSItem *value | |
| 631 ) | |
| 632 { | |
| 633 nssCKMDSessionObject *obj; | |
| 634 CK_ULONG i; | |
| 635 NSSItem n; | |
| 636 NSSItem *ra; | |
| 637 CK_ATTRIBUTE_TYPE_PTR rt; | |
| 638 #ifdef NSSDEBUG | |
| 639 CK_RV error; | |
| 640 #endif /* NSSDEBUG */ | |
| 641 | |
| 642 #ifdef NSSDEBUG | |
| 643 error = nss_ckmdSessionObject_verifyPointer(mdObject); | |
| 644 if( CKR_OK != error ) { | |
| 645 return 0; | |
| 646 } | |
| 647 | |
| 648 /* We could even check all the other arguments, for sanity. */ | |
| 649 #endif /* NSSDEBUG */ | |
| 650 | |
| 651 obj = (nssCKMDSessionObject *)mdObject->etc; | |
| 652 | |
| 653 n.size = value->size; | |
| 654 n.data = nss_ZAlloc(obj->arena, n.size); | |
| 655 if (!n.data) { | |
| 656 return CKR_HOST_MEMORY; | |
| 657 } | |
| 658 (void)nsslibc_memcpy(n.data, value->data, n.size); | |
| 659 | |
| 660 for( i = 0; i < obj->n; i++ ) { | |
| 661 if( attribute == obj->types[i] ) { | |
| 662 nss_ZFreeIf(obj->attributes[i].data); | |
| 663 obj->attributes[i] = n; | |
| 664 return CKR_OK; | |
| 665 } | |
| 666 } | |
| 667 | |
| 668 /* | |
| 669 * It's new. | |
| 670 */ | |
| 671 | |
| 672 ra = (NSSItem *)nss_ZRealloc(obj->attributes, sizeof(NSSItem) * (obj->n + 1)); | |
| 673 if (!ra) { | |
| 674 nss_ZFreeIf(n.data); | |
| 675 return CKR_HOST_MEMORY; | |
| 676 } | |
| 677 obj->attributes = ra; | |
| 678 | |
| 679 rt = (CK_ATTRIBUTE_TYPE_PTR)nss_ZRealloc(obj->types, | |
| 680 sizeof(CK_ATTRIBUTE_TYPE) * (obj->n + 1)); | |
| 681 if (!rt) { | |
| 682 nss_ZFreeIf(n.data); | |
| 683 return CKR_HOST_MEMORY; | |
| 684 } | |
| 685 | |
| 686 obj->types = rt; | |
| 687 obj->attributes[obj->n] = n; | |
| 688 obj->types[obj->n] = attribute; | |
| 689 obj->n++; | |
| 690 | |
| 691 return CKR_OK; | |
| 692 } | |
| 693 | |
| 694 /* | |
| 695 * nss_ckmdSessionObject_GetObjectSize | |
| 696 * | |
| 697 */ | |
| 698 static CK_ULONG | |
| 699 nss_ckmdSessionObject_GetObjectSize | |
| 700 ( | |
| 701 NSSCKMDObject *mdObject, | |
| 702 NSSCKFWObject *fwObject, | |
| 703 NSSCKMDSession *mdSession, | |
| 704 NSSCKFWSession *fwSession, | |
| 705 NSSCKMDToken *mdToken, | |
| 706 NSSCKFWToken *fwToken, | |
| 707 NSSCKMDInstance *mdInstance, | |
| 708 NSSCKFWInstance *fwInstance, | |
| 709 CK_RV *pError | |
| 710 ) | |
| 711 { | |
| 712 nssCKMDSessionObject *obj; | |
| 713 CK_ULONG i; | |
| 714 CK_ULONG rv = (CK_ULONG)0; | |
| 715 | |
| 716 #ifdef NSSDEBUG | |
| 717 if (!pError) { | |
| 718 return 0; | |
| 719 } | |
| 720 | |
| 721 *pError = nss_ckmdSessionObject_verifyPointer(mdObject); | |
| 722 if( CKR_OK != *pError ) { | |
| 723 return 0; | |
| 724 } | |
| 725 | |
| 726 /* We could even check all the other arguments, for sanity. */ | |
| 727 #endif /* NSSDEBUG */ | |
| 728 | |
| 729 obj = (nssCKMDSessionObject *)mdObject->etc; | |
| 730 | |
| 731 for( i = 0; i < obj->n; i++ ) { | |
| 732 rv += obj->attributes[i].size; | |
| 733 } | |
| 734 | |
| 735 rv += sizeof(NSSItem) * obj->n; | |
| 736 rv += sizeof(CK_ATTRIBUTE_TYPE) * obj->n; | |
| 737 rv += sizeof(nssCKMDSessionObject); | |
| 738 | |
| 739 return rv; | |
| 740 } | |
| 741 | |
| 742 /* | |
| 743 * nssCKMDFindSessionObjects | |
| 744 * | |
| 745 * -- create -- | |
| 746 * nssCKMDFindSessionObjects_Create | |
| 747 * | |
| 748 * -- EPV calls -- | |
| 749 * nss_ckmdFindSessionObjects_Final | |
| 750 * nss_ckmdFindSessionObjects_Next | |
| 751 */ | |
| 752 | |
| 753 struct nodeStr { | |
| 754 struct nodeStr *next; | |
| 755 NSSCKMDObject *mdObject; | |
| 756 }; | |
| 757 | |
| 758 struct nssCKMDFindSessionObjectsStr { | |
| 759 NSSArena *arena; | |
| 760 CK_RV error; | |
| 761 CK_ATTRIBUTE_PTR pTemplate; | |
| 762 CK_ULONG ulCount; | |
| 763 struct nodeStr *list; | |
| 764 nssCKFWHash *hash; | |
| 765 | |
| 766 }; | |
| 767 typedef struct nssCKMDFindSessionObjectsStr nssCKMDFindSessionObjects; | |
| 768 | |
| 769 #ifdef DEBUG | |
| 770 /* | |
| 771 * But first, the pointer-tracking stuff. | |
| 772 * | |
| 773 * NOTE: the pointer-tracking support in NSS/base currently relies | |
| 774 * upon NSPR's CallOnce support. That, however, relies upon NSPR's | |
| 775 * locking, which is tied into the runtime. We need a pointer-tracker | |
| 776 * implementation that uses the locks supplied through C_Initialize. | |
| 777 * That support, however, can be filled in later. So for now, I'll | |
| 778 * just do this routines as no-ops. | |
| 779 */ | |
| 780 | |
| 781 static CK_RV | |
| 782 nss_ckmdFindSessionObjects_add_pointer | |
| 783 ( | |
| 784 const NSSCKMDFindObjects *mdFindObjects | |
| 785 ) | |
| 786 { | |
| 787 return CKR_OK; | |
| 788 } | |
| 789 | |
| 790 static CK_RV | |
| 791 nss_ckmdFindSessionObjects_remove_pointer | |
| 792 ( | |
| 793 const NSSCKMDFindObjects *mdFindObjects | |
| 794 ) | |
| 795 { | |
| 796 return CKR_OK; | |
| 797 } | |
| 798 | |
| 799 #ifdef NSS_DEBUG | |
| 800 static CK_RV | |
| 801 nss_ckmdFindSessionObjects_verifyPointer | |
| 802 ( | |
| 803 const NSSCKMDFindObjects *mdFindObjects | |
| 804 ) | |
| 805 { | |
| 806 return CKR_OK; | |
| 807 } | |
| 808 #endif | |
| 809 | |
| 810 #endif /* DEBUG */ | |
| 811 | |
| 812 /* | |
| 813 * We must forward-declare these routines. | |
| 814 */ | |
| 815 static void | |
| 816 nss_ckmdFindSessionObjects_Final | |
| 817 ( | |
| 818 NSSCKMDFindObjects *mdFindObjects, | |
| 819 NSSCKFWFindObjects *fwFindObjects, | |
| 820 NSSCKMDSession *mdSession, | |
| 821 NSSCKFWSession *fwSession, | |
| 822 NSSCKMDToken *mdToken, | |
| 823 NSSCKFWToken *fwToken, | |
| 824 NSSCKMDInstance *mdInstance, | |
| 825 NSSCKFWInstance *fwInstance | |
| 826 ); | |
| 827 | |
| 828 static NSSCKMDObject * | |
| 829 nss_ckmdFindSessionObjects_Next | |
| 830 ( | |
| 831 NSSCKMDFindObjects *mdFindObjects, | |
| 832 NSSCKFWFindObjects *fwFindObjects, | |
| 833 NSSCKMDSession *mdSession, | |
| 834 NSSCKFWSession *fwSession, | |
| 835 NSSCKMDToken *mdToken, | |
| 836 NSSCKFWToken *fwToken, | |
| 837 NSSCKMDInstance *mdInstance, | |
| 838 NSSCKFWInstance *fwInstance, | |
| 839 NSSArena *arena, | |
| 840 CK_RV *pError | |
| 841 ); | |
| 842 | |
| 843 static CK_BBOOL | |
| 844 items_match | |
| 845 ( | |
| 846 NSSItem *a, | |
| 847 CK_VOID_PTR pValue, | |
| 848 CK_ULONG ulValueLen | |
| 849 ) | |
| 850 { | |
| 851 if( a->size != ulValueLen ) { | |
| 852 return CK_FALSE; | |
| 853 } | |
| 854 | |
| 855 if( PR_TRUE == nsslibc_memequal(a->data, pValue, ulValueLen, (PRStatus *)NULL)
) { | |
| 856 return CK_TRUE; | |
| 857 } else { | |
| 858 return CK_FALSE; | |
| 859 } | |
| 860 } | |
| 861 | |
| 862 /* | |
| 863 * Our hashtable iterator | |
| 864 */ | |
| 865 static void | |
| 866 findfcn | |
| 867 ( | |
| 868 const void *key, | |
| 869 void *value, | |
| 870 void *closure | |
| 871 ) | |
| 872 { | |
| 873 NSSCKMDObject *mdObject = (NSSCKMDObject *)value; | |
| 874 nssCKMDSessionObject *mdso = (nssCKMDSessionObject *)mdObject->etc; | |
| 875 nssCKMDFindSessionObjects *mdfso = (nssCKMDFindSessionObjects *)closure; | |
| 876 CK_ULONG i, j; | |
| 877 struct nodeStr *node; | |
| 878 | |
| 879 if( CKR_OK != mdfso->error ) { | |
| 880 return; | |
| 881 } | |
| 882 | |
| 883 for( i = 0; i < mdfso->ulCount; i++ ) { | |
| 884 CK_ATTRIBUTE_PTR p = &mdfso->pTemplate[i]; | |
| 885 | |
| 886 for( j = 0; j < mdso->n; j++ ) { | |
| 887 if( mdso->types[j] == p->type ) { | |
| 888 if( !items_match(&mdso->attributes[j], p->pValue, p->ulValueLen) ) { | |
| 889 return; | |
| 890 } else { | |
| 891 break; | |
| 892 } | |
| 893 } | |
| 894 } | |
| 895 | |
| 896 if( j == mdso->n ) { | |
| 897 /* Attribute not found */ | |
| 898 return; | |
| 899 } | |
| 900 } | |
| 901 | |
| 902 /* Matches */ | |
| 903 node = nss_ZNEW(mdfso->arena, struct nodeStr); | |
| 904 if( (struct nodeStr *)NULL == node ) { | |
| 905 mdfso->error = CKR_HOST_MEMORY; | |
| 906 return; | |
| 907 } | |
| 908 | |
| 909 node->mdObject = mdObject; | |
| 910 node->next = mdfso->list; | |
| 911 mdfso->list = node; | |
| 912 | |
| 913 return; | |
| 914 } | |
| 915 | |
| 916 /* | |
| 917 * nssCKMDFindSessionObjects_Create | |
| 918 * | |
| 919 */ | |
| 920 NSS_IMPLEMENT NSSCKMDFindObjects * | |
| 921 nssCKMDFindSessionObjects_Create | |
| 922 ( | |
| 923 NSSCKFWToken *fwToken, | |
| 924 CK_ATTRIBUTE_PTR pTemplate, | |
| 925 CK_ULONG ulCount, | |
| 926 CK_RV *pError | |
| 927 ) | |
| 928 { | |
| 929 NSSArena *arena; | |
| 930 nssCKMDFindSessionObjects *mdfso; | |
| 931 nssCKFWHash *hash; | |
| 932 NSSCKMDFindObjects *rv; | |
| 933 | |
| 934 #ifdef NSSDEBUG | |
| 935 if (!pError) { | |
| 936 return (NSSCKMDFindObjects *)NULL; | |
| 937 } | |
| 938 | |
| 939 *pError = nssCKFWToken_verifyPointer(fwToken); | |
| 940 if( CKR_OK != *pError ) { | |
| 941 return (NSSCKMDFindObjects *)NULL; | |
| 942 } | |
| 943 | |
| 944 if( (CK_ATTRIBUTE_PTR)NULL == pTemplate ) { | |
| 945 *pError = CKR_ARGUMENTS_BAD; | |
| 946 return (NSSCKMDFindObjects *)NULL; | |
| 947 } | |
| 948 #endif /* NSSDEBUG */ | |
| 949 | |
| 950 *pError = CKR_OK; | |
| 951 | |
| 952 hash = nssCKFWToken_GetSessionObjectHash(fwToken); | |
| 953 if (!hash) { | |
| 954 *pError= CKR_GENERAL_ERROR; | |
| 955 return (NSSCKMDFindObjects *)NULL; | |
| 956 } | |
| 957 | |
| 958 arena = NSSArena_Create(); | |
| 959 if (!arena) { | |
| 960 *pError = CKR_HOST_MEMORY; | |
| 961 return (NSSCKMDFindObjects *)NULL; | |
| 962 } | |
| 963 | |
| 964 mdfso = nss_ZNEW(arena, nssCKMDFindSessionObjects); | |
| 965 if (!mdfso) { | |
| 966 goto loser; | |
| 967 } | |
| 968 | |
| 969 rv = nss_ZNEW(arena, NSSCKMDFindObjects); | |
| 970 if(rv == NULL) { | |
| 971 goto loser; | |
| 972 } | |
| 973 | |
| 974 mdfso->error = CKR_OK; | |
| 975 mdfso->pTemplate = pTemplate; | |
| 976 mdfso->ulCount = ulCount; | |
| 977 mdfso->hash = hash; | |
| 978 | |
| 979 nssCKFWHash_Iterate(hash, findfcn, mdfso); | |
| 980 | |
| 981 if( CKR_OK != mdfso->error ) { | |
| 982 goto loser; | |
| 983 } | |
| 984 | |
| 985 rv->etc = (void *)mdfso; | |
| 986 rv->Final = nss_ckmdFindSessionObjects_Final; | |
| 987 rv->Next = nss_ckmdFindSessionObjects_Next; | |
| 988 | |
| 989 #ifdef DEBUG | |
| 990 if( (*pError = nss_ckmdFindSessionObjects_add_pointer(rv)) != CKR_OK ) { | |
| 991 goto loser; | |
| 992 } | |
| 993 #endif /* DEBUG */ | |
| 994 mdfso->arena = arena; | |
| 995 | |
| 996 return rv; | |
| 997 | |
| 998 loser: | |
| 999 if (arena) { | |
| 1000 NSSArena_Destroy(arena); | |
| 1001 } | |
| 1002 if (*pError == CKR_OK) { | |
| 1003 *pError = CKR_HOST_MEMORY; | |
| 1004 } | |
| 1005 return NULL; | |
| 1006 } | |
| 1007 | |
| 1008 static void | |
| 1009 nss_ckmdFindSessionObjects_Final | |
| 1010 ( | |
| 1011 NSSCKMDFindObjects *mdFindObjects, | |
| 1012 NSSCKFWFindObjects *fwFindObjects, | |
| 1013 NSSCKMDSession *mdSession, | |
| 1014 NSSCKFWSession *fwSession, | |
| 1015 NSSCKMDToken *mdToken, | |
| 1016 NSSCKFWToken *fwToken, | |
| 1017 NSSCKMDInstance *mdInstance, | |
| 1018 NSSCKFWInstance *fwInstance | |
| 1019 ) | |
| 1020 { | |
| 1021 nssCKMDFindSessionObjects *mdfso; | |
| 1022 | |
| 1023 #ifdef NSSDEBUG | |
| 1024 if( CKR_OK != nss_ckmdFindSessionObjects_verifyPointer(mdFindObjects) ) { | |
| 1025 return; | |
| 1026 } | |
| 1027 #endif /* NSSDEBUG */ | |
| 1028 | |
| 1029 mdfso = (nssCKMDFindSessionObjects *)mdFindObjects->etc; | |
| 1030 if (mdfso->arena) NSSArena_Destroy(mdfso->arena); | |
| 1031 | |
| 1032 #ifdef DEBUG | |
| 1033 (void)nss_ckmdFindSessionObjects_remove_pointer(mdFindObjects); | |
| 1034 #endif /* DEBUG */ | |
| 1035 | |
| 1036 return; | |
| 1037 } | |
| 1038 | |
| 1039 static NSSCKMDObject * | |
| 1040 nss_ckmdFindSessionObjects_Next | |
| 1041 ( | |
| 1042 NSSCKMDFindObjects *mdFindObjects, | |
| 1043 NSSCKFWFindObjects *fwFindObjects, | |
| 1044 NSSCKMDSession *mdSession, | |
| 1045 NSSCKFWSession *fwSession, | |
| 1046 NSSCKMDToken *mdToken, | |
| 1047 NSSCKFWToken *fwToken, | |
| 1048 NSSCKMDInstance *mdInstance, | |
| 1049 NSSCKFWInstance *fwInstance, | |
| 1050 NSSArena *arena, | |
| 1051 CK_RV *pError | |
| 1052 ) | |
| 1053 { | |
| 1054 nssCKMDFindSessionObjects *mdfso; | |
| 1055 NSSCKMDObject *rv = (NSSCKMDObject *)NULL; | |
| 1056 | |
| 1057 #ifdef NSSDEBUG | |
| 1058 if( CKR_OK != nss_ckmdFindSessionObjects_verifyPointer(mdFindObjects) ) { | |
| 1059 return (NSSCKMDObject *)NULL; | |
| 1060 } | |
| 1061 #endif /* NSSDEBUG */ | |
| 1062 | |
| 1063 mdfso = (nssCKMDFindSessionObjects *)mdFindObjects->etc; | |
| 1064 | |
| 1065 while (!rv) { | |
| 1066 if( (struct nodeStr *)NULL == mdfso->list ) { | |
| 1067 *pError = CKR_OK; | |
| 1068 return (NSSCKMDObject *)NULL; | |
| 1069 } | |
| 1070 | |
| 1071 if( nssCKFWHash_Exists(mdfso->hash, mdfso->list->mdObject) ) { | |
| 1072 rv = mdfso->list->mdObject; | |
| 1073 } | |
| 1074 | |
| 1075 mdfso->list = mdfso->list->next; | |
| 1076 } | |
| 1077 | |
| 1078 return rv; | |
| 1079 } | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 14249009:
Change the NSS and NSPR source tree to the new directory structure to be (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/nss/