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 #include "ssl.h" 5 #include "sslimpl.h" 6 #include "sslproto.h" 7 8 static const char * 9 ssl_GetCompressionMethodName(SSLCompressionMethod compression) 10 { 11 switch (compression) { 12 case ssl_compression_null: 13 return "NULL"; 14 #ifdef NSS_ENABLE_ZLIB 15 case ssl_compression_deflate: 16 return "DEFLATE"; 17 #endif 18 default: 19 return "???"; 20 } 21 } 22 23 SECStatus 24 SSL_GetChannelInfo(PRFileDesc *fd, SSLChannelInfo *info, PRUintn len) 25 { 26 sslSocket * ss; 27 SSLChannelInfo inf; 28 sslSessionID * sid; 29 PRBool enoughFirstHsDone = PR_FALSE; 30 31 if (!info || len < sizeof inf.length) { 32 PORT_SetError(SEC_ERROR_INVALID_ARGS); 33 return SECFailure; 34 } 35 36 ss = ssl_FindSocket(fd); 37 if (!ss) { 38 SSL_DBG(("%d: SSL[%d]: bad socket in SSL_GetChannelInfo", 39 SSL_GETPID(), fd)); 40 return SECFailure; 41 } 42 43 memset(&inf, 0, sizeof inf); 44 inf.length = PR_MIN(sizeof inf, len); 45 46 if (ss->firstHsDone) { 47 enoughFirstHsDone = PR_TRUE; 48 } else if (ss->version >= SSL_LIBRARY_VERSION_3_0 && 49 ssl3_CanFalseStart(ss)) { 50 enoughFirstHsDone = PR_TRUE; 51 } 52 53 if (ss->opt.useSecurity && enoughFirstHsDone) { 54 sid = ss->sec.ci.sid; 55 inf.protocolVersion = ss->version; 56 inf.authKeyBits = ss->sec.authKeyBits; 57 inf.keaKeyBits = ss->sec.keaKeyBits; 58 if (ss->version < SSL_LIBRARY_VERSION_3_0) { /* SSL2 */ 59 inf.cipherSuite = ss->sec.cipherType | 0xff00; 60 inf.compressionMethod = ssl_compression_null; 61 inf.compressionMethodName = "N/A"; 62 } else if (ss->ssl3.initialized) { /* SSL3 and TLS */ 63 ssl_GetSpecReadLock(ss); 64 /* XXX The cipher suite should be in the specs and this 65 * function should get it from cwSpec rather than from the "hs". 66 * See bug 275744 comment 69 and bug 766137. 67 */ 68 inf.cipherSuite = ss->ssl3.hs.cipher_suite; 69 inf.compressionMethod = ss->ssl3.cwSpec->compression_method; 70 ssl_ReleaseSpecReadLock(ss); 71 inf.compressionMethodName = 72 ssl_GetCompressionMethodName(inf.compressionMethod); 73 } 74 if (sid) { 75 inf.creationTime = sid->creationTime; 76 inf.lastAccessTime = sid->lastAccessTime; 77 inf.expirationTime = sid->expirationTime; 78 if (ss->version < SSL_LIBRARY_VERSION_3_0) { /* SSL2 */ 79 inf.sessionIDLength = SSL2_SESSIONID_BYTES; 80 memcpy(inf.sessionID, sid->u.ssl2.sessionID, 81 SSL2_SESSIONID_BYTES); 82 } else { 83 unsigned int sidLen = sid->u.ssl3.sessionIDLength; 84 sidLen = PR_MIN(sidLen, sizeof inf.sessionID); 85 inf.sessionIDLength = sidLen; 86 memcpy(inf.sessionID, sid->u.ssl3.sessionID, sidLen); 87 } 88 } 89 } 90 91 memcpy(info, &inf, inf.length); 92 93 return SECSuccess; 94 } 95 96 97 #define CS(x) x, #x 98 #define CK(x) x | 0xff00, #x 99 100 #define S_DSA "DSA", ssl_auth_dsa 101 #define S_RSA "RSA", ssl_auth_rsa 102 #define S_KEA "KEA", ssl_auth_kea 103 #define S_ECDSA "ECDSA", ssl_auth_ecdsa 104 105 #define K_DHE "DHE", kt_dh 106 #define K_RSA "RSA", kt_rsa 107 #define K_KEA "KEA", kt_kea 108 #define K_ECDH "ECDH", kt_ecdh 109 #define K_ECDHE "ECDHE", kt_ecdh 110 111 #define C_SEED "SEED", calg_seed 112 #define C_CAMELLIA "CAMELLIA", calg_camellia 113 #define C_AES "AES", calg_aes 114 #define C_RC4 "RC4", calg_rc4 115 #define C_RC2 "RC2", calg_rc2 116 #define C_DES "DES", calg_des 117 #define C_3DES "3DES", calg_3des 118 #define C_NULL "NULL", calg_null 119 #define C_SJ "SKIPJACK", calg_sj 120 121 #define B_256 256, 256, 256 122 #define B_128 128, 128, 128 123 #define B_3DES 192, 156, 112 124 #define B_SJ 96, 80, 80 125 #define B_DES 64, 56, 56 126 #define B_56 128, 56, 56 127 #define B_40 128, 40, 40 128 #define B_0 0, 0, 0 129 130 #define M_SHA256 "SHA256", ssl_hmac_sha256, 256 131 #define M_SHA "SHA1", ssl_mac_sha, 160 132 #define M_MD5 "MD5", ssl_mac_md5, 128 133 134 static const SSLCipherSuiteInfo suiteInfo[] = { 135 /* <------ Cipher suite --------------------> <auth> <KEA> <bulk cipher> <MAC> <FIPS> */ 136 {0,CS(TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA), S_RSA, K_DHE, C_CAMELLIA, B_256, M_SHA, 0, 0, 0, }, 137 {0,CS(TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA), S_DSA, K_DHE, C_CAMELLIA, B_256, M_SHA, 0, 0, 0, }, 138 {0,CS(TLS_DHE_RSA_WITH_AES_256_CBC_SHA256), S_RSA, K_DHE, C_AES, B_256, M_SHA256, 1, 0, 0, }, 139 {0,CS(TLS_DHE_RSA_WITH_AES_256_CBC_SHA), S_RSA, K_DHE, C_AES, B_256, M_SHA, 1, 0, 0, }, 140 {0,CS(TLS_DHE_DSS_WITH_AES_256_CBC_SHA), S_DSA, K_DHE, C_AES, B_256, M_SHA, 1, 0, 0, }, 141 {0,CS(TLS_RSA_WITH_CAMELLIA_256_CBC_SHA), S_RSA, K_RSA, C_CAMELLIA, B_256, M_SHA, 0, 0, 0, }, 142 {0,CS(TLS_RSA_WITH_AES_256_CBC_SHA256), S_RSA, K_RSA, C_AES, B_256, M_SHA256, 1, 0, 0, }, 143 {0,CS(TLS_RSA_WITH_AES_256_CBC_SHA), S_RSA, K_RSA, C_AES, B_256, M_SHA, 1, 0, 0, }, 144 145 {0,CS(TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA), S_RSA, K_DHE, C_CAMELLIA, B_128, M_SHA, 0, 0, 0, }, 146 {0,CS(TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA), S_DSA, K_DHE, C_CAMELLIA, B_128, M_SHA, 0, 0, 0, }, 147 {0,CS(TLS_DHE_DSS_WITH_RC4_128_SHA), S_DSA, K_DHE, C_RC4, B_128, M_SHA, 0, 0, 0, }, 148 {0,CS(TLS_DHE_RSA_WITH_AES_128_CBC_SHA256), S_RSA, K_DHE, C_AES, B_128, M_SHA256, 1, 0, 0, }, 149 {0,CS(TLS_DHE_RSA_WITH_AES_128_CBC_SHA), S_RSA, K_DHE, C_AES, B_128, M_SHA, 1, 0, 0, }, 150 {0,CS(TLS_DHE_DSS_WITH_AES_128_CBC_SHA), S_DSA, K_DHE, C_AES, B_128, M_SHA, 1, 0, 0, }, 151 {0,CS(TLS_RSA_WITH_SEED_CBC_SHA), S_RSA, K_RSA, C_SEED,B_128, M_SHA, 1, 0, 0, }, 152 {0,CS(TLS_RSA_WITH_CAMELLIA_128_CBC_SHA), S_RSA, K_RSA, C_CAMELLIA, B_128, M_SHA, 0, 0, 0, }, 153 {0,CS(SSL_RSA_WITH_RC4_128_SHA), S_RSA, K_RSA, C_RC4, B_128, M_SHA, 0, 0, 0, }, 154 {0,CS(SSL_RSA_WITH_RC4_128_MD5), S_RSA, K_RSA, C_RC4, B_128, M_MD5, 0, 0, 0, }, 155 {0,CS(TLS_RSA_WITH_AES_128_CBC_SHA256), S_RSA, K_RSA, C_AES, B_128, M_SHA256, 1, 0, 0, }, 156 {0,CS(TLS_RSA_WITH_AES_128_CBC_SHA), S_RSA, K_RSA, C_AES, B_128, M_SHA, 1, 0, 0, }, 157 158 {0,CS(SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA), S_RSA, K_DHE, C_3DES,B_3DES,M_SHA, 1, 0, 0, }, 159 {0,CS(SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA), S_DSA, K_DHE, C_3DES,B_3DES,M_SHA, 1, 0, 0, }, 160 {0,CS(SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA), S_RSA, K_RSA, C_3DES,B_3DES,M_SHA, 1, 0, 1, }, 161 {0,CS(SSL_RSA_WITH_3DES_EDE_CBC_SHA), S_RSA, K_RSA, C_3DES,B_3DES,M_SHA, 1, 0, 0, }, 162 163 {0,CS(SSL_DHE_RSA_WITH_DES_CBC_SHA), S_RSA, K_DHE, C_DES, B_DES, M_SHA, 0, 0, 0, }, 164 {0,CS(SSL_DHE_DSS_WITH_DES_CBC_SHA), S_DSA, K_DHE, C_DES, B_DES, M_SHA, 0, 0, 0, }, 165 {0,CS(SSL_RSA_FIPS_WITH_DES_CBC_SHA), S_RSA, K_RSA, C_DES, B_DES, M_SHA, 0, 0, 1, }, 166 {0,CS(SSL_RSA_WITH_DES_CBC_SHA), S_RSA, K_RSA, C_DES, B_DES, M_SHA, 0, 0, 0, }, 167 168 {0,CS(TLS_RSA_EXPORT1024_WITH_RC4_56_SHA), S_RSA, K_RSA, C_RC4, B_56, M_SHA, 0, 1, 0, }, 169 {0,CS(TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA), S_RSA, K_RSA, C_DES, B_DES, M_SHA, 0, 1, 0, }, 170 {0,CS(SSL_RSA_EXPORT_WITH_RC4_40_MD5), S_RSA, K_RSA, C_RC4, B_40, M_MD5, 0, 1, 0, }, 171 {0,CS(SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5), S_RSA, K_RSA, C_RC2, B_40, M_MD5, 0, 1, 0, }, 172 {0,CS(TLS_RSA_WITH_NULL_SHA256), S_RSA, K_RSA, C_NULL,B_0, M_SHA256, 0, 1, 0, }, 173 {0,CS(SSL_RSA_WITH_NULL_SHA), S_RSA, K_RSA, C_NULL,B_0, M_SHA, 0, 1, 0, }, 174 {0,CS(SSL_RSA_WITH_NULL_MD5), S_RSA, K_RSA, C_NULL,B_0, M_MD5, 0, 1, 0, }, 175 176 #ifdef NSS_ENABLE_ECC 177 /* ECC cipher suites */ 178 {0,CS(TLS_ECDH_ECDSA_WITH_NULL_SHA), S_ECDSA, K_ECDH, C_NULL, B_0, M_SHA, 0, 0, 0, }, 179 {0,CS(TLS_ECDH_ECDSA_WITH_RC4_128_SHA), S_ECDSA, K_ECDH, C_RC4, B_128, M_SHA, 0, 0, 0, }, 180 {0,CS(TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA), S_ECDSA, K_ECDH, C_3DES, B_3DES, M_SHA, 1, 0, 0, }, 181 {0,CS(TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA), S_ECDSA, K_ECDH, C_AES, B_128, M_SHA, 1, 0, 0, }, 182 {0,CS(TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA), S_ECDSA, K_ECDH, C_AES, B_256, M_SHA, 1, 0, 0, }, 183 184 {0,CS(TLS_ECDHE_ECDSA_WITH_NULL_SHA), S_ECDSA, K_ECDHE, C_NULL, B_0, M_SHA, 0, 0, 0, }, 185 {0,CS(TLS_ECDHE_ECDSA_WITH_RC4_128_SHA), S_ECDSA, K_ECDHE, C_RC4, B_128, M_SHA, 0, 0, 0, }, 186 {0,CS(TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA), S_ECDSA, K_ECDHE, C_3DES, B_3DES, M_SHA, 1, 0, 0, }, 187 {0,CS(TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA), S_ECDSA, K_ECDHE, C_AES, B_128, M_SHA, 1, 0, 0, }, 188 {0,CS(TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256), S_ECDSA, K_ECDHE, C_AES, B_128, M_SHA256, 1, 0, 0, }, 189 {0,CS(TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA), S_ECDSA, K_ECDHE, C_AES, B_256, M_SHA, 1, 0, 0, }, 190 191 {0,CS(TLS_ECDH_RSA_WITH_NULL_SHA), S_RSA, K_ECDH, C_NULL, B_0, M_SHA, 0, 0, 0, }, 192 {0,CS(TLS_ECDH_RSA_WITH_RC4_128_SHA), S_RSA, K_ECDH, C_RC4, B_128, M_SHA, 0, 0, 0, }, 193 {0,CS(TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA), S_RSA, K_ECDH, C_3DES, B_3DES, M_SHA, 1, 0, 0, }, 194 {0,CS(TLS_ECDH_RSA_WITH_AES_128_CBC_SHA), S_RSA, K_ECDH, C_AES, B_128, M_SHA, 1, 0, 0, }, 195 {0,CS(TLS_ECDH_RSA_WITH_AES_256_CBC_SHA), S_RSA, K_ECDH, C_AES, B_256, M_SHA, 1, 0, 0, }, 196 197 {0,CS(TLS_ECDHE_RSA_WITH_NULL_SHA), S_RSA, K_ECDHE, C_NULL, B_0, M_SHA, 0, 0, 0, }, 198 {0,CS(TLS_ECDHE_RSA_WITH_RC4_128_SHA), S_RSA, K_ECDHE, C_RC4, B_128, M_SHA, 0, 0, 0, }, 199 {0,CS(TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA), S_RSA, K_ECDHE, C_3DES, B_3DES, M_SHA, 1, 0, 0, }, 200 {0,CS(TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA), S_RSA, K_ECDHE, C_AES, B_128, M_SHA, 1, 0, 0, }, 201 {0,CS(TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256), S_RSA, K_ECDHE, C_AES, B_128, M_SHA256, 1, 0, 0, }, 202 {0,CS(TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA), S_RSA, K_ECDHE, C_AES, B_256, M_SHA, 1, 0, 0, }, 203 #endif /* NSS_ENABLE_ECC */ 204 205 /* SSL 2 table */ 206 {0,CK(SSL_CK_RC4_128_WITH_MD5), S_RSA, K_RSA, C_RC4, B_128, M_MD5, 0, 0, 0, }, 207 {0,CK(SSL_CK_RC2_128_CBC_WITH_MD5), S_RSA, K_RSA, C_RC2, B_128, M_MD5, 0, 0, 0, }, 208 {0,CK(SSL_CK_DES_192_EDE3_CBC_WITH_MD5), S_RSA, K_RSA, C_3DES,B_3DES,M_MD5, 0, 0, 0, }, 209 {0,CK(SSL_CK_DES_64_CBC_WITH_MD5), S_RSA, K_RSA, C_DES, B_DES, M_MD5, 0, 0, 0, }, 210 {0,CK(SSL_CK_RC4_128_EXPORT40_WITH_MD5), S_RSA, K_RSA, C_RC4, B_40, M_MD5, 0, 1, 0, }, 211 {0,CK(SSL_CK_RC2_128_CBC_EXPORT40_WITH_MD5), S_RSA, K_RSA, C_RC2, B_40, M_MD5, 0, 1, 0, } 212 }; 213 214 #define NUM_SUITEINFOS ((sizeof suiteInfo) / (sizeof suiteInfo[0])) 215 216 217 SECStatus SSL_GetCipherSuiteInfo(PRUint16 cipherSuite, 218 SSLCipherSuiteInfo *info, PRUintn len) 219 { 220 unsigned int i; 221 222 len = PR_MIN(len, sizeof suiteInfo[0]); 223 if (!info || len < sizeof suiteInfo[0].length) { 224 PORT_SetError(SEC_ERROR_INVALID_ARGS); 225 return SECFailure; 226 } 227 for (i = 0; i < NUM_SUITEINFOS; i++) { 228 if (suiteInfo[i].cipherSuite == cipherSuite) { 229 memcpy(info, &suiteInfo[i], len); 230 info->length = len; 231 return SECSuccess; 232 } 233 } 234 PORT_SetError(SEC_ERROR_INVALID_ARGS); 235 return SECFailure; 236 } 237 238 /* This function might be a candidate to be public. 239 * Disables all export ciphers in the default set of enabled ciphers. 240 */ 241 SECStatus 242 SSL_DisableDefaultExportCipherSuites(void) 243 { 244 const SSLCipherSuiteInfo * pInfo = suiteInfo; 245 unsigned int i; 246 SECStatus rv; 247 248 for (i = 0; i < NUM_SUITEINFOS; ++i, ++pInfo) { 249 if (pInfo->isExportable) { 250 rv = SSL_CipherPrefSetDefault(pInfo->cipherSuite, PR_FALSE); 251 PORT_Assert(rv == SECSuccess); 252 } 253 } 254 return SECSuccess; 255 } 256 257 /* This function might be a candidate to be public, 258 * except that it takes an sslSocket pointer as an argument. 259 * A Public version would take a PRFileDesc pointer. 260 * Disables all export ciphers in the default set of enabled ciphers. 261 */ 262 SECStatus 263 SSL_DisableExportCipherSuites(PRFileDesc * fd) 264 { 265 const SSLCipherSuiteInfo * pInfo = suiteInfo; 266 unsigned int i; 267 SECStatus rv; 268 269 for (i = 0; i < NUM_SUITEINFOS; ++i, ++pInfo) { 270 if (pInfo->isExportable) { 271 rv = SSL_CipherPrefSet(fd, pInfo->cipherSuite, PR_FALSE); 272 PORT_Assert(rv == SECSuccess); 273 } 274 } 275 return SECSuccess; 276 } 277 278 /* Tells us if the named suite is exportable 279 * returns false for unknown suites. 280 */ 281 PRBool 282 SSL_IsExportCipherSuite(PRUint16 cipherSuite) 283 { 284 unsigned int i; 285 for (i = 0; i < NUM_SUITEINFOS; i++) { 286 if (suiteInfo[i].cipherSuite == cipherSuite) { 287 return (PRBool)(suiteInfo[i].isExportable); 288 } 289 } 290 return PR_FALSE; 291 } 292 293 SECItem* 294 SSL_GetNegotiatedHostInfo(PRFileDesc *fd) 295 { 296 SECItem *sniName = NULL; 297 sslSocket *ss; 298 char *name = NULL; 299 300 ss = ssl_FindSocket(fd); 301 if (!ss) { 302 SSL_DBG(("%d: SSL[%d]: bad socket in SSL_GetNegotiatedHostInfo", 303 SSL_GETPID(), fd)); 304 return NULL; 305 } 306 307 if (ss->sec.isServer) { 308 if (ss->version > SSL_LIBRARY_VERSION_3_0 && 309 ss->ssl3.initialized) { /* TLS */ 310 SECItem *crsName; 311 ssl_GetSpecReadLock(ss); /*********************************/ 312 crsName = &ss->ssl3.cwSpec->srvVirtName; 313 if (crsName->data) { 314 sniName = SECITEM_DupItem(crsName); 315 } 316 ssl_ReleaseSpecReadLock(ss); /*----------------------------*/ 317 } 318 return sniName; 319 } 320 name = SSL_RevealURL(fd); 321 if (name) { 322 sniName = PORT_ZNew(SECItem); 323 if (!sniName) { 324 PORT_Free(name); 325 return NULL; 326 } 327 sniName->data = (void*)name; 328 sniName->len = PORT_Strlen(name); 329 } 330 return sniName; 331 } 332 333 SECStatus 334 SSL_ExportKeyingMaterial(PRFileDesc *fd, 335 const char *label, unsigned int labelLen, 336 PRBool hasContext, 337 const unsigned char *context, unsigned int contextLen, 338 unsigned char *out, unsigned int outLen) 339 { 340 sslSocket *ss; 341 unsigned char *val = NULL; 342 unsigned int valLen, i; 343 SECStatus rv = SECFailure; 344 345 ss = ssl_FindSocket(fd); 346 if (!ss) { 347 SSL_DBG(("%d: SSL[%d]: bad socket in ExportKeyingMaterial", 348 SSL_GETPID(), fd)); 349 return SECFailure; 350 } 351 352 ssl_GetRecvBufLock(ss); 353 ssl_GetSSL3HandshakeLock(ss); 354 355 if (ss->version < SSL_LIBRARY_VERSION_3_1_TLS) { 356 PORT_SetError(SSL_ERROR_FEATURE_NOT_SUPPORTED_FOR_VERSION); 357 ssl_ReleaseSSL3HandshakeLock(ss); 358 ssl_ReleaseRecvBufLock(ss); 359 return SECFailure; 360 } 361 362 /* construct PRF arguments */ 363 valLen = SSL3_RANDOM_LENGTH * 2; 364 if (hasContext) { 365 valLen += 2 /* PRUint16 length */ + contextLen; 366 } 367 val = PORT_Alloc(valLen); 368 if (!val) { 369 ssl_ReleaseSSL3HandshakeLock(ss); 370 ssl_ReleaseRecvBufLock(ss); 371 return SECFailure; 372 } 373 i = 0; 374 375 PORT_Memcpy(val + i, &ss->ssl3.hs.client_random.rand, SSL3_RANDOM_LENGTH); 376 i += SSL3_RANDOM_LENGTH; 377 PORT_Memcpy(val + i, &ss->ssl3.hs.server_random.rand, SSL3_RANDOM_LENGTH); 378 i += SSL3_RANDOM_LENGTH; 379 380 if (hasContext) { 381 val[i++] = contextLen >> 8; 382 val[i++] = contextLen; 383 PORT_Memcpy(val + i, context, contextLen); 384 i += contextLen; 385 } 386 PORT_Assert(i == valLen); 387 388 /* Allow TLS keying material to be exported sooner, when the master 389 * secret is available and we have sent ChangeCipherSpec. 390 */ 391 ssl_GetSpecReadLock(ss); 392 if (!ss->ssl3.cwSpec->master_secret && !ss->ssl3.cwSpec->msItem.len) { 393 PORT_SetError(SSL_ERROR_HANDSHAKE_NOT_COMPLETED); 394 rv = SECFailure; 395 } else { 396 rv = ssl3_TLSPRFWithMasterSecret(ss->ssl3.cwSpec, label, labelLen, val, 397 valLen, out, outLen); 398 } 399 ssl_ReleaseSpecReadLock(ss); 400 ssl_ReleaseSSL3HandshakeLock(ss); 401 ssl_ReleaseRecvBufLock(ss); 402 403 PORT_ZFree(val, valLen); 404 return rv; 405 } 406