Changes In Branch status_x509 Through [3a8336467a] Excluding Merge-Ins
This is equivalent to a diff from dbe759a0f2 to 3a8336467a
2023-09-01
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21:57 | Merged status and X509 updates branch into master check-in: 3432ab03a3 user: bohagan tags: trunk | |
2023-08-19
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18:04 | Optimized CiphersObjCmd to use method variable. check-in: 543e7ab6d3 user: bohagan tags: status_x509 | |
2023-08-14
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03:16 | Refactored X509 status to improve readability by using macros for common operations. check-in: 3a8336467a user: bohagan tags: status_x509 | |
2023-08-13
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01:00 | Added get CA list to connection status check-in: c95df396da user: bohagan tags: status_x509 | |
2023-07-30
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03:39 | Merged master into branch check-in: 739742d3d4 user: bohagan tags: status_x509 | |
03:21 | Merged errors_and_callbacks branch into master check-in: dbe759a0f2 user: bohagan tags: trunk | |
02:53 | Updated default callbacks in tls.tcl file Closed-Leaf check-in: cdb51c799e user: bohagan tags: errors_and_callbacks | |
2023-07-16
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15:05 | Merge status and X509 updates branch check-in: 1924dcd361 user: bohagan tags: trunk | |
Modified doc/tls.html
from [3c88bc4018]
to [9494c1c42e].
︙ | ︙ | |||
252 253 254 255 256 257 258 | <dt><strong>protocol</strong> <em>version</em></dt> <dd>The protocol version used for the connection: SSL2, SSL3, TLS1, TLS1.1, TLS1.2, TLS1.3, or unknown.</dd> <dt><strong>sbits</strong> <em>n</em></dt> <dd>The number of bits used for the session key.</dd> <dt><strong>signatureHashAlgorithm</strong> <em>algorithm</em></dt> <dd>The signature hash algorithm.</dd> | | > > > > > | | 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 | <dt><strong>protocol</strong> <em>version</em></dt> <dd>The protocol version used for the connection: SSL2, SSL3, TLS1, TLS1.1, TLS1.2, TLS1.3, or unknown.</dd> <dt><strong>sbits</strong> <em>n</em></dt> <dd>The number of bits used for the session key.</dd> <dt><strong>signatureHashAlgorithm</strong> <em>algorithm</em></dt> <dd>The signature hash algorithm.</dd> <dt><strong>signatureType</strong> <em>type</em></dt> <dd>The signature type value.</dd> <dt><strong>verifyDepth</strong> <em>n</em></dt> <dd>Maximum depth for the certificate chain verification. Default is -1, to check all.</dd> <dt><strong>verifyMode</strong> <em>list</em></dt> <dd>List of certificate verification modes.</dd> <dt><strong>verifyResult</strong> <em>result</em></dt> <dd>Certificate verification result.</dd> <dt><strong>ca_names</strong> <em>list</em></dt> <dd>List of the Certificate Authorities used to create the certificate.</dd> </dl> </blockquote> <blockquote> <b>Certificate Status</b> |
︙ | ︙ |
Modified generic/tls.c
from [b314eff29c]
to [3a81d8a8fc].
︙ | ︙ | |||
382 383 384 385 386 387 388 389 390 391 392 393 394 395 | if (statePtr->vcmd == (Tcl_Obj*)NULL) { if (statePtr->vflags & SSL_VERIFY_FAIL_IF_NO_PEER_CERT) { return ok; } else { return 1; } } /* Create command to eval */ cmdPtr = Tcl_DuplicateObj(statePtr->vcmd); Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj("verify", -1)); Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj(Tcl_GetChannelName(statePtr->self), -1)); | > > | 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 | if (statePtr->vcmd == (Tcl_Obj*)NULL) { if (statePtr->vflags & SSL_VERIFY_FAIL_IF_NO_PEER_CERT) { return ok; } else { return 1; } } else if (cert == NULL || ssl == NULL) { return 0; } /* Create command to eval */ cmdPtr = Tcl_DuplicateObj(statePtr->vcmd); Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj("verify", -1)); Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj(Tcl_GetChannelName(statePtr->self), -1)); |
︙ | ︙ | |||
853 854 855 856 857 858 859 | const unsigned char *p; size_t len, remaining; dprintf("Called"); if (statePtr->vcmd == (Tcl_Obj*)NULL) { return SSL_CLIENT_HELLO_SUCCESS; | | | 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 | const unsigned char *p; size_t len, remaining; dprintf("Called"); if (statePtr->vcmd == (Tcl_Obj*)NULL) { return SSL_CLIENT_HELLO_SUCCESS; } else if (ssl == (const SSL *)NULL || arg == (void *)NULL) { return SSL_CLIENT_HELLO_ERROR; } /* Get names */ if (!SSL_client_hello_get0_ext(ssl, TLSEXT_TYPE_server_name, &p, &remaining) || remaining <= 2) { *alert = SSL_R_SSLV3_ALERT_ILLEGAL_PARAMETER; return SSL_CLIENT_HELLO_ERROR; |
︙ | ︙ | |||
2070 2071 2072 2073 2074 2075 2076 2077 2078 | /* Get certificate for peer or self */ if (objc == 2) { peer = SSL_get_peer_certificate(statePtr->ssl); } else { peer = SSL_get_certificate(statePtr->ssl); } if (peer) { objPtr = Tls_NewX509Obj(interp, peer); | > | > > > | > > | | > > > > > > > > > > > > > > > > > > > > > > > > > > > > | | 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 | /* Get certificate for peer or self */ if (objc == 2) { peer = SSL_get_peer_certificate(statePtr->ssl); } else { peer = SSL_get_certificate(statePtr->ssl); } /* Get X509 certificate info */ if (peer) { objPtr = Tls_NewX509Obj(interp, peer); if (objc == 2) { X509_free(peer); peer = NULL; } } else { objPtr = Tcl_NewListObj(0, NULL); } /* Peer cert chain (client only) */ STACK_OF(X509)* ssl_certs = SSL_get_peer_cert_chain(statePtr->ssl); if (ssl_certs == NULL || sk_X509_num(ssl_certs) == 0) { Tcl_SetErrorCode(interp, "TLS", "STATUS", "CERTIFICATE", (char *) NULL); Tcl_IncrRefCount(objPtr); Tcl_DecrRefCount(objPtr); return TCL_ERROR; } /* Peer name */ Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("peername", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_get0_peername(statePtr->ssl), -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("sbits", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewIntObj(SSL_get_cipher_bits(statePtr->ssl, NULL))); ciphers = (char*)SSL_get_cipher(statePtr->ssl); if ((ciphers != NULL) && (strcmp(ciphers, "(NONE)") != 0)) { Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("cipher", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(ciphers, -1)); } /* Verify the X509 certificate presented by the peer */ Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("verifyResult", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(X509_verify_cert_error_string(SSL_get_verify_result(statePtr->ssl)), -1)); /* Verify mode */ Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("verifyMode", -1)); /* SSL_CTX_get_verify_mode(ctx) */ mode = SSL_get_verify_mode(statePtr->ssl); if (mode && SSL_VERIFY_NONE) { Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("none", -1)); } else { Tcl_Obj *listObjPtr = Tcl_NewListObj(0, NULL); if (mode && SSL_VERIFY_PEER) { Tcl_ListObjAppendElement(interp, listObjPtr, Tcl_NewStringObj("peer", -1)); } if (mode && SSL_VERIFY_FAIL_IF_NO_PEER_CERT) { Tcl_ListObjAppendElement(interp, listObjPtr, Tcl_NewStringObj("fail if no peer cert", -1)); } if (mode && SSL_VERIFY_CLIENT_ONCE) { Tcl_ListObjAppendElement(interp, listObjPtr, Tcl_NewStringObj("client once", -1)); } if (mode && SSL_VERIFY_POST_HANDSHAKE) { Tcl_ListObjAppendElement(interp, listObjPtr, Tcl_NewStringObj("post handshake", -1)); } Tcl_ListObjAppendElement(interp, objPtr, listObjPtr); } /* Verify mode depth */ Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("verifyDepth", -1)); /* SSL_CTX_get_verify_depth(ctx) */ Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewIntObj(SSL_get_verify_depth(statePtr->ssl))); /* Report the selected protocol as a result of the negotiation */ SSL_get0_alpn_selected(statePtr->ssl, &proto, &len); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("alpn", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj((char *)proto, (int) len)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("protocol", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_get_version(statePtr->ssl), -1)); /* Valid for non-RSA signature and TLS 1.3 */ Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("signatureHashAlgorithm", -1)); if (objc == 2 ? SSL_get_peer_signature_nid(statePtr->ssl, &nid) : SSL_get_signature_nid(statePtr->ssl, &nid)) { Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(OBJ_nid2ln(nid), -1)); } else { Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("", -1)); } Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("signatureType", -1)); if (objc == 2 ? SSL_get_peer_signature_type_nid(statePtr->ssl, &nid) : SSL_get_signature_type_nid(statePtr->ssl, &nid)) { Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(OBJ_nid2ln(nid), -1)); } else { Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("", -1)); } Tcl_SetObjResult(interp, objPtr); |
︙ | ︙ | |||
2216 2217 2218 2219 2220 2221 2222 | Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("cipher", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_CIPHER_get_name(cipher), -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("standard_name", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_CIPHER_standard_name(cipher), -1)); bits = SSL_CIPHER_get_bits(cipher, &alg_bits); | | | | 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 | Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("cipher", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_CIPHER_get_name(cipher), -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("standard_name", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_CIPHER_standard_name(cipher), -1)); bits = SSL_CIPHER_get_bits(cipher, &alg_bits); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("secret_bits", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewIntObj(bits)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("algorithm_bits", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewIntObj(alg_bits)); /* alg_bits is actual key secret bits. If use bits and secret (algorithm) bits differ, the rest of the bits are fixed, i.e. for limited export ciphers (bits < 56) */ Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("min_version", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_CIPHER_get_version(cipher), -1)); /* Get OpenSSL-specific ID, not IANA ID */ |
︙ | ︙ | |||
2272 2273 2274 2275 2276 2277 2278 | Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("timeout", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewLongObj(SSL_SESSION_get_timeout(session))); /* Session ticket lifetime hint (in seconds) */ Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("lifetime", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewLongObj(SSL_SESSION_get_ticket_lifetime_hint(session))); | | > > > > > | 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 | Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("timeout", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewLongObj(SSL_SESSION_get_timeout(session))); /* Session ticket lifetime hint (in seconds) */ Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("lifetime", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewLongObj(SSL_SESSION_get_ticket_lifetime_hint(session))); /* Session id - TLSv1.2 and below only */ session_id = SSL_SESSION_get_id(session, &ulen); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("session_id", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewByteArrayObj(session_id, (int) ulen)); /* Session context */ session_id = SSL_SESSION_get0_id_context(session, &ulen); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("session_context", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewByteArrayObj(session_id, (int) ulen)); /* Session ticket - client only */ SSL_SESSION_get0_ticket(session, &ticket, &len2); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("session_ticket", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewByteArrayObj(ticket, (int) len2)); /* Ticket app data */ SSL_SESSION_get0_ticket_appdata(session, &ticket, &len2); |
︙ | ︙ | |||
2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 | proto = "both"; } else { proto = "unknown"; } Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("session_cache_mode", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(proto, -1)); Tcl_SetObjResult(interp, objPtr); return TCL_OK; clientData = clientData; } /* *------------------------------------------------------------------- | > > > > > > > > > > > > > > > > | 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 | proto = "both"; } else { proto = "unknown"; } Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("session_cache_mode", -1)); Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(proto, -1)); /* CA List */ listPtr = Tcl_NewListObj(0, NULL); STACK_OF(X509_NAME) *ca_list; if ((ca_list = SSL_get_client_CA_list(ssl)) != NULL) { char buffer[BUFSIZ]; for (int i = 0; i < sk_X509_NAME_num(ca_list); i++) { X509_NAME *name = sk_X509_NAME_value(ca_list, i); if (name) { X509_NAME_oneline(name, buffer, BUFSIZ); Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj(buffer, -1)); } } } Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("caList", -1)); Tcl_ListObjAppendElement(interp, objPtr, listPtr); Tcl_SetObjResult(interp, objPtr); return TCL_OK; clientData = clientData; } /* *------------------------------------------------------------------- |
︙ | ︙ |
Modified generic/tlsIO.c
from [ede520a139]
to [55240df165].
︙ | ︙ | |||
142 143 144 145 146 147 148 | dprintf("Asked to wait for a TLS handshake that has already failed. Returning soft error"); *errorCodePtr = ECONNRESET; } return(-1); } for (;;) { | | | 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 | dprintf("Asked to wait for a TLS handshake that has already failed. Returning soft error"); *errorCodePtr = ECONNRESET; } return(-1); } for (;;) { /* Not initialized yet! Also calls SSL_do_handshake. */ if (statePtr->flags & TLS_TCL_SERVER) { dprintf("Calling SSL_accept()"); err = SSL_accept(statePtr->ssl); } else { dprintf("Calling SSL_connect()"); err = SSL_connect(statePtr->ssl); |
︙ | ︙ |
Modified generic/tlsX509.c
from [4adcfb41ce]
to [2bf827806d].
︙ | ︙ | |||
8 9 10 11 12 13 14 | #include <openssl/bio.h> #include <openssl/sha.h> #include <openssl/x509.h> #include <openssl/x509v3.h> #include <openssl/asn1.h> #include "tlsInt.h" | < < < < < < | < < < | < < < < < < < < < < < < < < < < < | < | > | | < | > | | | | | | < > | | | < < < < < < | < < < < > > > | | | > > > > > > > > > > > > > > > > > | < < | | | | < < < < < < < | < < < | | < < < < < < > | | > > > | > > > > > > > | < < < | < | | < > > > | < < < < < < > | < < < < < < < | | | < < < | < | < < > > > | | < | < < < < < | < | | < > > > > | | < | > > | < < | < | < | | | < | | > | | < < | < < | < < < < | < < | < < < < < < < < < < < | > < | | < < | < < | < | | > > > | > | > > > > | > | > > > | > > > | > > | | | > | < | | | > | | | > > | > > > > > > > > | > | > > | | > > | < | > | > > > > > > > | | > > | < < | < | | < > | > > | > > < > | > > | > > > | | > > | | < < < < < | | > > > | < > > | | > | < | < | > > > > > > > | | > > > > > > > | < < < | < | | > | | | > > > > > | > > > > > > | > > > > > > | > > | > > > > > > > > > | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | > > | > > | < > | > > | | > > | < > > | < < > | > > > | | | > > > > > > > | > > > > > > > > > | > | > > > > > > > > > > > > > > > > | > > > > > | > | > | > > > > | > > > | > > > | > > > > | 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 | #include <openssl/bio.h> #include <openssl/sha.h> #include <openssl/x509.h> #include <openssl/x509v3.h> #include <openssl/asn1.h> #include "tlsInt.h" /* Define maximum certificate size. Max PEM size 100kB and DER size is 24kB. */ #define CERT_STR_SIZE 32768 /* Common macros */ #define LAPPEND_STR(interp, obj, text, value, size) {\ if (text != NULL) Tcl_ListObjAppendElement(interp, obj, Tcl_NewStringObj(text, -1)); \ Tcl_ListObjAppendElement(interp, obj, Tcl_NewStringObj(value, size)); \ } #define LAPPEND_INT(interp, obj, text, value) {\ if (text != NULL) Tcl_ListObjAppendElement(interp, obj, Tcl_NewStringObj(text, -1)); \ Tcl_ListObjAppendElement(interp, obj, Tcl_NewIntObj(value)); \ } #define LAPPEND_LONG(interp, obj, text, value) {\ if (text != NULL) Tcl_ListObjAppendElement(interp, obj, Tcl_NewStringObj(text, -1)); \ Tcl_ListObjAppendElement(interp, obj, Tcl_NewLongObj(value)); \ } #define LAPPEND_BOOL(interp, obj, text, value) {\ if (text != NULL) Tcl_ListObjAppendElement(interp, obj, Tcl_NewStringObj(text, -1)); \ Tcl_ListObjAppendElement(interp, obj, Tcl_NewBooleanObj(value)); \ } #define LAPPEND_LIST(interp, obj, text, listObj) {\ if (text != NULL) Tcl_ListObjAppendElement(interp, obj, Tcl_NewStringObj(text, -1)); \ Tcl_ListObjAppendElement(interp, obj, listObj); \ } /* * Binary string to hex string */ int String_to_Hex(char* input, int len, char *output, int size) { int count = 0; for (int i = 0; i < len && count < size - 1; i++, count += 2) { sprintf(output + count, "%02X", input[i] & 0xff); } output[count] = 0; return count; } /* * BIO to Buffer */ int BIO_to_Buffer(int result, BIO *bio, void *buffer, int size) { int len = 0; int pending = BIO_pending(bio); if (result) { len = BIO_read(bio, buffer, (pending < size) ? pending : size); (void)BIO_flush(bio); if (len < 0) { len = 0; } } return len; } /* *------------------------------------------------------* * * Tls_NewX509Obj -- * * ------------------------------------------------* * Converts a X509 certificate into a Tcl_Obj * ------------------------------------------------* * * Side effects: * None * * Result: * A Tcl List Object representing the provided * X509 certificate. * *------------------------------------------------------* */ Tcl_Obj* Tls_NewX509Obj(Tcl_Interp *interp, X509 *cert) { Tcl_Obj *certPtr = Tcl_NewListObj(0, NULL), *listPtr; BIO *bio = BIO_new(BIO_s_mem()); int mdnid, pknid, bits, len; uint32_t xflags, usage; char buffer[BUFSIZ]; unsigned char md[EVP_MAX_MD_SIZE]; STACK_OF(GENERAL_NAME) *names; STACK_OF(DIST_POINT) *crl; STACK_OF(OPENSSL_STRING) *ocsp; unsigned long flags = XN_FLAG_RFC2253 | ASN1_STRFLGS_UTF8_CONVERT; flags &= ~ASN1_STRFLGS_ESC_MSB; if (bio == NULL || certPtr == NULL) { return NULL; } /* Signature algorithm and value - RFC 5280 section 4.1.1.2 and 4.1.1.3 */ /* signatureAlgorithm is the id of the cryptographic algorithm used by the CA to sign this cert. signatureValue is the digital signature computed upon the ASN.1 DER encoded tbsCertificate. */ { const X509_ALGOR *sig_alg; const ASN1_BIT_STRING *sig; int sig_nid; X509_get0_signature(&sig, &sig_alg, cert); /* sig_nid = X509_get_signature_nid(cert) */ sig_nid = OBJ_obj2nid(sig_alg->algorithm); LAPPEND_STR(interp, certPtr, "signatureAlgorithm", OBJ_nid2ln(sig_nid), -1); len = (sig_nid != NID_undef) ? String_to_Hex(sig->data, sig->length, buffer, BUFSIZ) : 0; LAPPEND_STR(interp, certPtr, "signatureValue", buffer, len); } /* Version of the encoded certificate - RFC 5280 section 4.1.2.1 */ LAPPEND_LONG(interp, certPtr, "version", X509_get_version(cert)+1); /* Unique number assigned by CA to certificate - RFC 5280 section 4.1.2.2 */ len = BIO_to_Buffer(i2a_ASN1_INTEGER(bio, X509_get0_serialNumber(cert)), bio, buffer, BUFSIZ); LAPPEND_STR(interp, certPtr, "serialNumber", buffer, len); /* Signature algorithm used by the CA to sign the certificate. Must match signatureAlgorithm. RFC 5280 section 4.1.2.3 */ LAPPEND_STR(interp, certPtr, "signature", OBJ_nid2ln(X509_get_signature_nid(cert)), -1); /* Issuer identifies the entity that signed and issued the cert. RFC 5280 section 4.1.2.4 */ len = BIO_to_Buffer(X509_NAME_print_ex(bio, X509_get_issuer_name(cert), 0, flags), bio, buffer, BUFSIZ); LAPPEND_STR(interp, certPtr, "issuer", buffer, len); /* Certificate validity period is the interval the CA warrants that it will maintain info on the status of the certificate. RFC 5280 section 4.1.2.5 */ /* Get Validity - Not Before */ len = BIO_to_Buffer(ASN1_TIME_print(bio, X509_get0_notBefore(cert)), bio, buffer, BUFSIZ); LAPPEND_STR(interp, certPtr, "notBefore", buffer, len); /* Get Validity - Not After */ len = BIO_to_Buffer(ASN1_TIME_print(bio, X509_get0_notAfter(cert)), bio, buffer, BUFSIZ); LAPPEND_STR(interp, certPtr, "notAfter", buffer, len); /* Subject identifies the entity associated with the public key stored in the subject public key field. RFC 5280 section 4.1.2.6 */ len = BIO_to_Buffer(X509_NAME_print_ex(bio, X509_get_subject_name(cert), 0, flags), bio, buffer, BUFSIZ); LAPPEND_STR(interp, certPtr, "subject", buffer, len); /* SHA1 Fingerprint of cert - DER representation */ if (X509_digest(cert, EVP_sha1(), md, &len)) { len = String_to_Hex(md, len, buffer, BUFSIZ); LAPPEND_STR(interp, certPtr, "sha1_hash", buffer, len); } /* SHA256 Fingerprint of cert - DER representation */ if (X509_digest(cert, EVP_sha256(), md, &len)) { len = String_to_Hex(md, len, buffer, BUFSIZ); LAPPEND_STR(interp, certPtr, "sha256_hash", buffer, len); } /* Subject Public Key Info specifies the public key and identifies the algorithm with which the key is used. RFC 5280 section 4.1.2.7 */ if (X509_get_signature_info(cert, &mdnid, &pknid, &bits, &xflags)) { ASN1_BIT_STRING *key; unsigned int n; LAPPEND_STR(interp, certPtr, "signingDigest", OBJ_nid2ln(mdnid), -1); LAPPEND_STR(interp, certPtr, "publicKeyAlgorithm", OBJ_nid2ln(pknid), -1); LAPPEND_INT(interp, certPtr, "bits", bits); /* Effective security bits */ key = X509_get0_pubkey_bitstr(cert); len = String_to_Hex(key->data, key->length, buffer, BUFSIZ); LAPPEND_STR(interp, certPtr, "publicKey", buffer, len); len = 0; if (X509_pubkey_digest(cert, EVP_get_digestbynid(pknid), md, &n)) { len = String_to_Hex(md, (int)n, buffer, BUFSIZ); } LAPPEND_STR(interp, certPtr, "publicKeyHash", buffer, len); len = 0; if (X509_digest(cert, EVP_get_digestbynid(mdnid), md, &n)) { len = String_to_Hex(md, (int)n, buffer, BUFSIZ); } LAPPEND_STR(interp, certPtr, "signatureHash", buffer, len); } /* Get extensions flags */ xflags = X509_get_extension_flags(cert); LAPPEND_INT(interp, certPtr, "extFlags", xflags); /* Check if cert was issued by CA cert issuer or self signed */ LAPPEND_BOOL(interp, certPtr, "selfIssued", xflags & EXFLAG_SI); LAPPEND_BOOL(interp, certPtr, "selfSigned", xflags & EXFLAG_SS); /* The Unique Ids are used to handle the possibility of reuse of subject and/or issuer names over time. RFC 5280 section 4.1.2.8 */ { const ASN1_BIT_STRING *iuid, *suid; X509_get0_uids(cert, &iuid, &suid); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("issuerUniqueId", -1)); if (iuid != NULL) { Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewByteArrayObj((char *)iuid->data, iuid->length)); } else { Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("", -1)); } Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("subjectUniqueId", -1)); if (suid != NULL) { Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewByteArrayObj((char *)suid->data, suid->length)); } else { Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("", -1)); } } /* X509 v3 Extensions - RFC 5280 section 4.1.2.9 */ len = X509_get_ext_count(cert); listPtr = Tcl_NewListObj(0, NULL); if (len > 0) { const STACK_OF(X509_EXTENSION) *exts = X509_get0_extensions(cert); for (int i=0; i < len; i++) { X509_EXTENSION *ex = sk_X509_EXTENSION_value(exts, i); ASN1_OBJECT *obj = X509_EXTENSION_get_object(ex); Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj(OBJ_nid2ln(OBJ_obj2nid(obj)), -1)); } } LAPPEND_INT(interp, certPtr, "extCount", len); LAPPEND_LIST(interp, certPtr, "extensions", listPtr); /* Authority Key Identifier (AKI) is the Subject Key Identifier (SKI) of its signer (the CA). RFC 5280 section 4.2.1.1, NID_authority_key_identifier */ { ASN1_OCTET_STRING *astring = X509_get0_authority_key_id(cert); len = 0; if (astring != NULL) { len = String_to_Hex((char *)ASN1_STRING_get0_data(astring), ASN1_STRING_length(astring), buffer, BUFSIZ); } LAPPEND_STR(interp, certPtr, "authorityKeyIdentifier", buffer, len); } /* Subject Key Identifier (SKI) is used to dentify certificates that contain a particular public key. RFC 5280 section 4.2.1.2, NID_subject_key_identifier */ { ASN1_OCTET_STRING *astring = X509_get0_subject_key_id(cert); len = 0; if (astring != NULL) { len = String_to_Hex((char *)ASN1_STRING_get0_data(astring), ASN1_STRING_length(astring), buffer, BUFSIZ); } LAPPEND_STR(interp, certPtr, "subjectKeyIdentifier", buffer, len); } /* Key usage extension defines the purpose (e.g., encipherment, signature, certificate signing) of the key contained in the certificate. RFC 5280 section 4.2.1.3, NID_key_usage */ listPtr = Tcl_NewListObj(0, NULL); usage = X509_get_key_usage(cert); if ((xflags & EXFLAG_KUSAGE) && usage < 0xffffff) { if (usage & KU_DIGITAL_SIGNATURE) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Digital Signature", -1)); } if (usage & KU_NON_REPUDIATION) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Non-Repudiation", -1)); } if (usage & KU_KEY_ENCIPHERMENT) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Key Encipherment", -1)); } if (usage & KU_DATA_ENCIPHERMENT) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Data Encipherment", -1)); } if (usage & KU_KEY_AGREEMENT) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Key Agreement", -1)); } if (usage & KU_KEY_CERT_SIGN) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Certificate Signing", -1)); } if (usage & KU_CRL_SIGN) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("CRL Signing", -1)); } if (usage & KU_ENCIPHER_ONLY) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Encipher Only", -1)); } if (usage & KU_DECIPHER_ONLY) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Decipher Only", -1)); } } LAPPEND_LIST(interp, certPtr, "keyUsage", listPtr); /* Certificate Purpose */ { char *purpose = NULL; if (X509_check_purpose(cert, X509_PURPOSE_SSL_CLIENT, 0) > 0) { purpose = "SSL Client"; } else if (X509_check_purpose(cert, X509_PURPOSE_SSL_SERVER, 0) > 0) { purpose = "SSL Server"; } else if (X509_check_purpose(cert, X509_PURPOSE_NS_SSL_SERVER, 0) > 0) { purpose = "MSS SSL Server"; } else if (X509_check_purpose(cert, X509_PURPOSE_SMIME_SIGN, 0) > 0) { purpose = "SMIME Signing"; } else if (X509_check_purpose(cert, X509_PURPOSE_SMIME_ENCRYPT, 0) > 0) { purpose = "SMIME Encryption"; } else if (X509_check_purpose(cert, X509_PURPOSE_CRL_SIGN, 0) > 0) { purpose = "CRL Signing"; } else if (X509_check_purpose(cert, X509_PURPOSE_ANY, 0) > 0) { purpose = "Any"; } else if (X509_check_purpose(cert, X509_PURPOSE_OCSP_HELPER, 0) > 0) { purpose = "OCSP Helper"; } else if (X509_check_purpose(cert, X509_PURPOSE_TIMESTAMP_SIGN, 0) > 0) { purpose = "Timestamp Signing"; } else { purpose = ""; } LAPPEND_STR(interp, certPtr, "purpose", purpose, -1); } /* Get purposes */ listPtr = Tcl_NewListObj(0, NULL); for (int j = 0; j < X509_PURPOSE_get_count(); j++) { X509_PURPOSE *ptmp = X509_PURPOSE_get0(j); Tcl_Obj *tmpPtr = Tcl_NewListObj(0, NULL); for (int i = 0; i < 2; i++) { int idret = X509_check_purpose(cert, X509_PURPOSE_get_id(ptmp), i); Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj(i ? "CA" : "nonCA", -1)); Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj(idret == 1 ? "Yes" : "No", -1)); } LAPPEND_LIST(interp, listPtr, X509_PURPOSE_get0_name(ptmp), tmpPtr); } LAPPEND_LIST(interp, certPtr, "certificatePurpose", listPtr); /* Certificate Policies - indicates the issuing CA considers its issuerDomainPolicy equivalent to the subject CA's subjectDomainPolicy. RFC 5280 section 4.2.1.4, NID_certificate_policies */ if (xflags & EXFLAG_INVALID_POLICY) { /* Reject cert */ } /* Policy Mappings - RFC 5280 section 4.2.1.5, NID_policy_mappings */ /* Subject Alternative Name (SAN) contains additional URLs, DNS names, or IP addresses bound to certificate. RFC 5280 section 4.2.1.6, NID_subject_alt_name */ listPtr = Tcl_NewListObj(0, NULL); if (names = X509_get_ext_d2i(cert, NID_subject_alt_name, NULL, NULL)) { for (int i=0; i < sk_GENERAL_NAME_num(names); i++) { const GENERAL_NAME *name = sk_GENERAL_NAME_value(names, i); len = BIO_to_Buffer(name && GENERAL_NAME_print(bio, name), bio, buffer, BUFSIZ); LAPPEND_STR(interp, listPtr, NULL, buffer, len); } sk_GENERAL_NAME_pop_free(names, GENERAL_NAME_free); } LAPPEND_LIST(interp, certPtr, "subjectAltName", listPtr); /* Issuer Alternative Name is used to associate Internet style identities with the certificate issuer. RFC 5280 section 4.2.1.7, NID_issuer_alt_name */ listPtr = Tcl_NewListObj(0, NULL); if (names = X509_get_ext_d2i(cert, NID_issuer_alt_name, NULL, NULL)) { for (int i=0; i < sk_GENERAL_NAME_num(names); i++) { const GENERAL_NAME *name = sk_GENERAL_NAME_value(names, i); len = BIO_to_Buffer(name && GENERAL_NAME_print(bio, name), bio, buffer, BUFSIZ); LAPPEND_STR(interp, listPtr, NULL, buffer, len); } sk_GENERAL_NAME_pop_free(names, GENERAL_NAME_free); } LAPPEND_LIST(interp, certPtr, "issuerAltName", listPtr); /* Subject Directory Attributes provides identification attributes (e.g., nationality) of the subject. RFC 5280 section 4.2.1.8 (subjectDirectoryAttributes) */ /* Basic Constraints identifies whether the subject of the cert is a CA and the max depth of valid cert paths for this cert. RFC 5280 section 4.2.1.9, NID_basic_constraints */ if (xflags & EXFLAG_BCONS) { LAPPEND_LONG(interp, certPtr, "pathLen", X509_get_pathlen(cert)); } LAPPEND_BOOL(interp, certPtr, "basicConstraintsCA", xflags & EXFLAG_CA); LAPPEND_BOOL(interp, certPtr, "basicConstraintsCritical", xflags & EXFLAG_CRITICAL); /* Name Constraints is only used in CA certs to indicate the name space for all subject names in subsequent certificates in a certification path MUST be located. RFC 5280 section 4.2.1.10, NID_name_constraints */ /* Policy Constraints is only used in CA certs to limit the length of a cert chain for that CA. RFC 5280 section 4.2.1.11, NID_policy_constraints */ /* Extended Key Usage indicates the purposes the certified public key may be used, beyond the basic purposes. RFC 5280 section 4.2.1.12, NID_ext_key_usage */ listPtr = Tcl_NewListObj(0, NULL); if (xflags & EXFLAG_XKUSAGE) { usage = X509_get_extended_key_usage(cert); if (usage & XKU_SSL_SERVER) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("TLS Web Server Authentication", -1)); } if (usage & XKU_SSL_CLIENT) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("TLS Web Client Authentication", -1)); } if (usage & XKU_SMIME) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("E-mail Protection", -1)); } if (usage & XKU_CODE_SIGN) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Code Signing", -1)); } if (usage & XKU_SGC) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("SGC", -1)); } if (usage & XKU_OCSP_SIGN) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("OCSP Signing", -1)); } if (usage & XKU_TIMESTAMP) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Time Stamping", -1)); } if (usage & XKU_DVCS ) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("DVCS", -1)); } if (usage & XKU_ANYEKU) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj("Any Extended Key Usage", -1)); } } LAPPEND_LIST(interp, certPtr, "extendedKeyUsage", listPtr); /* CRL Distribution Points identifies where CRL information can be obtained. RFC 5280 section 4.2.1.13*/ listPtr = Tcl_NewListObj(0, NULL); if (crl = X509_get_ext_d2i(cert, NID_crl_distribution_points, NULL, NULL)) { Tcl_Obj *namesPtr = Tcl_NewListObj(0, NULL); for (int i=0; i < sk_DIST_POINT_num(crl); i++) { DIST_POINT *dp = sk_DIST_POINT_value(crl, i); DIST_POINT_NAME *distpoint = dp->distpoint; if (distpoint->type == 0) { /* fullname GENERALIZEDNAME */ for (int j = 0; j < sk_GENERAL_NAME_num(distpoint->name.fullname); j++) { GENERAL_NAME *gen = sk_GENERAL_NAME_value(distpoint->name.fullname, j); int type; ASN1_STRING *uri = GENERAL_NAME_get0_value(gen, &type); if (type == GEN_URI) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj((char*)ASN1_STRING_get0_data(uri), ASN1_STRING_length(uri))); } } } else if (distpoint->type == 1) { /* relativename X509NAME */ STACK_OF(X509_NAME_ENTRY) *sk_relname = distpoint->name.relativename; for (int j = 0; j < sk_X509_NAME_ENTRY_num(sk_relname); j++) { X509_NAME_ENTRY *e = sk_X509_NAME_ENTRY_value(sk_relname, j); ASN1_STRING *d = X509_NAME_ENTRY_get_data(e); Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj((char*)ASN1_STRING_data(d), ASN1_STRING_length(d))); } } } CRL_DIST_POINTS_free(crl); } LAPPEND_LIST(interp, certPtr, "crlDistributionPoints", listPtr); /* Freshest CRL extension */ if (xflags & EXFLAG_FRESHEST) { } /* Authority Information Access indicates how to access info and services for the certificate issuer. RFC 5280 section 4.2.2.1, NID_info_access */ /* Get On-line Certificate Status Protocol (OSCP) URL */ listPtr = Tcl_NewListObj(0, NULL); if (ocsp = X509_get1_ocsp(cert)) { for (int i = 0; i < sk_OPENSSL_STRING_num(ocsp); i++) { Tcl_ListObjAppendElement(interp, listPtr, Tcl_NewStringObj(sk_OPENSSL_STRING_value(ocsp, i), -1)); } X509_email_free(ocsp); } LAPPEND_LIST(interp, certPtr, "ocsp", listPtr); /* CA Issuers URL caIssuers */ /* Subject Information Access - RFC 5280 section 4.2.2.2, NID_sinfo_access */ /* Certificate Alias. If uses a PKCS#12 structure, alias will reflect the friendlyName attribute (RFC 2985). */ len = 0; LAPPEND_STR(interp, certPtr, "alias", X509_alias_get0(cert, &len), len); /* Certificate and dump all data */ { char certStr[CERT_STR_SIZE]; /* Get certificate */ len = BIO_to_Buffer(PEM_write_bio_X509(bio, cert), bio, certStr, CERT_STR_SIZE); LAPPEND_STR(interp, certPtr, "certificate", certStr, len); /* Get all cert info */ len = BIO_to_Buffer(X509_print_ex(bio, cert, flags, 0), bio, certStr, CERT_STR_SIZE); LAPPEND_STR(interp, certPtr, "all", certStr, len); } BIO_free(bio); return certPtr; } |