Overview
Comment: | Reordered get parameters in Tls_NewX509Obj to follow RFC 5280 section order. Added get self issued, Key usage, Extended Key usage, and purpose values. Added more comments, optimized code, etc. |
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10bcd4c88f0314ff9798ddc6b21dcabc |
User & Date: | bohagan on 2023-08-10 03:16:43 |
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Context
2023-08-12
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03:34 | Refactored X509 code to consolidate like functions, eliminate many buffers, etc Added function BIO_to_Buffer to consolidate copy BIO data to buffer. Moved get all data and certificate to end of function. check-in: a1bcda35b1 user: bohagan tags: status_x509 | |
2023-08-10
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03:16 | Reordered get parameters in Tls_NewX509Obj to follow RFC 5280 section order. Added get self issued, Key usage, Extended Key usage, and purpose values. Added more comments, optimized code, etc. check-in: 10bcd4c88f user: bohagan tags: status_x509 | |
2023-08-07
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03:27 | Added Issuer Alt Name to X509 status, refactored get SAN and CRL check-in: 35be4894ce user: bohagan tags: status_x509 | |
Changes
Modified generic/tls.c from [876a0b1ced] to [5b3a9ccd27].
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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); | > | > > > | > > | | 2070 2071 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 | /* 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); |
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2244 2245 2246 2247 2248 2249 2250 | 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); | | | | 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 | 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 */ |
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Modified generic/tlsX509.c from [581b34e1fe] to [f0d516f0c1].
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67 68 69 70 71 72 73 | #define CERT_STR_SIZE 32768 Tcl_Obj* Tls_NewX509Obj(Tcl_Interp *interp, X509 *cert) { Tcl_Obj *certPtr = Tcl_NewListObj(0, NULL); BIO *bio; | | | | 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 | #define CERT_STR_SIZE 32768 Tcl_Obj* Tls_NewX509Obj(Tcl_Interp *interp, X509 *cert) { Tcl_Obj *certPtr = Tcl_NewListObj(0, NULL); BIO *bio; int mdnid, pknid, bits, num_of_exts, len; uint32_t xflags, usage; char subject[BUFSIZ]; char issuer[BUFSIZ]; char serial[BUFSIZ]; char notBefore[BUFSIZ]; char notAfter[BUFSIZ]; char buffer[BUFSIZ]; char certStr[CERT_STR_SIZE]; |
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162 163 164 165 166 167 168 | notAfter[max(n, 0)] = 0; (void)BIO_flush(bio); } BIO_free(bio); } | | < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < | | 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 | notAfter[max(n, 0)] = 0; (void)BIO_flush(bio); } BIO_free(bio); } /* The certificate data */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("certificate", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(certStr, -1)); /* Signature algorithm and value - RFC 5280 section 4.1.1.2 and 4.1.1.3 */ /* The signatureAlgorithm field contains the identifier for the cryptographic algorithm used by the CA to sign this certificate. The signatureValue field contains a digital signature computed upon the ASN.1 DER encoded tbsCertificate. */ { const X509_ALGOR *sig_alg; const ASN1_BIT_STRING *sig; int sig_nid; |
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332 333 334 335 336 337 338 339 340 | if (sig_nid != NID_undef) { len = String_to_Hex(sig->data, sig->length, buffer, BUFSIZ); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(buffer, len)); } else { Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("", -1)); } } /* Key usage extension defines the purpose (e.g., encipherment, signature, certificate | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | | > > | > > > | | | 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 | if (sig_nid != NID_undef) { len = String_to_Hex(sig->data, sig->length, buffer, BUFSIZ); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(buffer, len)); } else { Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("", -1)); } } /* Version of the encoded certificate - RFC 5280 section 4.1.2.1 */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("version", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewLongObj(X509_get_version(cert)+1)); /* Unique number assigned by CA to certificate - RFC 5280 section 4.1.2.2 */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("serialNumber", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(serial, -1)); /* Signature algorithm used by the CA to sign the certificate. Must match signatureAlgorithm. RFC 5280 section 4.1.2.3 */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("signature", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(OBJ_nid2ln(X509_get_signature_nid(cert)),-1)); /* The issuer identifies the entity that has signed and issued the certificate. RFC 5280 section 4.1.2.4 */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("issuer", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(issuer, -1)); /* Certificate validity period is the time interval during which the CA warrants that it will maintain information about the status of the certificate. RFC 5280 section 4.1.2.5 */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("notBefore", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(notBefore, -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("notAfter", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(notAfter, -1)); /* The subject identifies the entity associated with the public key stored in the subject public key field. RFC 5280 section 4.1.2.6 */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("subject", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(subject, -1)); /* SHA1 Fingerprint of cert - DER representation */ X509_digest(cert, EVP_sha1(), md, &len); len = String_to_Hex(md, len, buffer, BUFSIZ); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("sha1_hash", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(buffer, len)); /* SHA256 Fingerprint of cert - DER representation */ X509_digest(cert, EVP_sha256(), md, &len); len = String_to_Hex(md, len, buffer, BUFSIZ); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("sha256_hash", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(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) == 1) { ASN1_BIT_STRING *key; unsigned int n; Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("signingDigest", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(OBJ_nid2ln(mdnid),-1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("publicKeyAlgorithm", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(OBJ_nid2ln(pknid),-1)); /* Effective security bits */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("bits", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewIntObj(bits)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("extension_flags", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewIntObj(xflags)); key = X509_get0_pubkey_bitstr(cert); len = String_to_Hex(key->data, key->length, buffer, BUFSIZ); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("publicKey", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(buffer, len)); /* Check if cert was issued by CA cert issuer or self signed */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("self_signed", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewBooleanObj(X509_check_issued(cert, cert) == X509_V_OK)); if (X509_digest(cert, EVP_get_digestbynid(mdnid), md, &n)) { len = String_to_Hex(md, (int)n, buffer, BUFSIZ); } else { len = 0; } Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("signatureHash", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(buffer, len)); } /* Check if cert was issued by CA cert issuer or self signed */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("selfIssued", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewBooleanObj(xflags & EXFLAG_SI)); /* Check if cert was issued by CA cert issuer or self signed */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("selfSigned", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewBooleanObj(xflags & EXFLAG_SS)); /* Unique Ids - The unique identifiers are present in the certificate 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 */ num_of_exts = X509_get_ext_count(cert); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("num_extensions", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewIntObj(num_of_exts)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("extensions", -1)); if (num_of_exts > 0) { Tcl_Obj *extsPtr = Tcl_NewListObj(0, NULL); const STACK_OF(X509_EXTENSION) *exts; exts = X509_get0_extensions(cert); for (int i=0; i < num_of_exts; i++) { X509_EXTENSION *ex = sk_X509_EXTENSION_value(exts, i); ASN1_OBJECT *obj = X509_EXTENSION_get_object(ex); unsigned nid2 = OBJ_obj2nid(obj); Tcl_ListObjAppendElement(interp, extsPtr, Tcl_NewStringObj(OBJ_nid2ln(nid2), -1)); } Tcl_ListObjAppendElement(interp, certPtr, extsPtr); } else { Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("", -1)); } /* Authority Key Identifier (AKI) of a certificate should be the Subject Key Identifier (SKI) of its signer (the CA). RFC 5280 section 4.2.1.1 */ { ASN1_OCTET_STRING *astring = X509_get0_authority_key_id(cert); if (astring != NULL) { len = String_to_Hex((char *)ASN1_STRING_get0_data(astring), ASN1_STRING_length(astring), buffer, BUFSIZ); } else { len = 0; } Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("authorityKeyIdentifier", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(buffer, len)); } /* Subject Key Identifier (SKI) provides a means of identifying certificates that contain a particular public key. RFC 5280 section 4.2.1.2 */ { ASN1_OCTET_STRING *astring = X509_get0_subject_key_id(cert); if (astring != NULL) { len = String_to_Hex((char *)ASN1_STRING_get0_data(astring), ASN1_STRING_length(astring), buffer, BUFSIZ); } else { len = 0; } Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("subjectKeyIdentifier", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(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 */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("keyUsage", -1)); usage = X509_get_key_usage(cert); if ((xflags & EXFLAG_KUSAGE) || usage < 0xffff) { Tcl_Obj *tmpPtr = Tcl_NewListObj(0, NULL); if (usage & KU_DIGITAL_SIGNATURE) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Digital Signature", -1)); } if (usage & KU_NON_REPUDIATION) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Non-Repudiation", -1)); } if (usage & KU_KEY_ENCIPHERMENT) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Key Encipherment", -1)); } if (usage & KU_DATA_ENCIPHERMENT) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Data Encipherment", -1)); } if (usage & KU_KEY_AGREEMENT) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Key Agreement", -1)); } if (usage & KU_KEY_CERT_SIGN) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Certificate Signing", -1)); } if (usage & KU_CRL_SIGN) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("CRL Signing", -1)); } if (usage & KU_ENCIPHER_ONLY) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Encipher Only", -1)); } if (usage & KU_DECIPHER_ONLY) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Decipher Only", -1)); } Tcl_ListObjAppendElement(interp, certPtr, tmpPtr); } else { Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("", -1)); } /* Purpose */ { char *purpose = NULL; Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("purpose", -1)); 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 = ""; } Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(purpose, -1)); } { Tcl_Obj *purpPtr = 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)); } Tcl_ListObjAppendElement(interp, purpPtr, Tcl_NewStringObj(X509_PURPOSE_get0_name(ptmp), -1)); Tcl_ListObjAppendElement(interp, purpPtr, tmpPtr); } Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("certificatePurpose", -1)); Tcl_ListObjAppendElement(interp, certPtr, purpPtr); } /* Certificate Policies - indicates the issuing CA considers its issuerDomainPolicy equivalent to the subject CA's subjectDomainPolicy. RFC 5280 section 4.2.1.4 */ if (xflags & EXFLAG_INVALID_POLICY) { /* Reject cert */ } /* Policy Mappings - RFC 5280 section 4.2.1.5 */ /* Subject Alternative Name (SAN) contains additional URLs, DNS name, or IP addresses bound to certificate. RFC 5280 section 4.2.1.6 */ san = X509_get_ext_d2i(cert, NID_subject_alt_name, NULL, NULL); if (san) { Tcl_Obj *namesPtr = Tcl_NewListObj(0, NULL); bio = BIO_new(BIO_s_mem()); for (int i=0; i < sk_GENERAL_NAME_num(san); i++) { const GENERAL_NAME *name = sk_GENERAL_NAME_value(san, i); |
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381 382 383 384 385 386 387 | } BIO_free(bio); sk_GENERAL_NAME_pop_free(san, GENERAL_NAME_free); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("subjectAltName", -1)); Tcl_ListObjAppendElement(interp, certPtr, namesPtr); } | | > | 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 | } BIO_free(bio); sk_GENERAL_NAME_pop_free(san, GENERAL_NAME_free); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("subjectAltName", -1)); Tcl_ListObjAppendElement(interp, certPtr, namesPtr); } /* Issuer Alternative Name (issuerAltName) is used to associate Internet style identities with the certificate issuer. RFC 5280 section 4.2.1.7 */ san = X509_get_ext_d2i(cert, NID_issuer_alt_name, NULL, NULL); if (san) { Tcl_Obj *namesPtr = Tcl_NewListObj(0, NULL); bio = BIO_new(BIO_s_mem()); for (int i=0; i < sk_GENERAL_NAME_num(san); i++) { const GENERAL_NAME *name = sk_GENERAL_NAME_value(san, i); |
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405 406 407 408 409 410 411 | } BIO_free(bio); sk_GENERAL_NAME_pop_free(san, GENERAL_NAME_free); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("issuerAltName", -1)); Tcl_ListObjAppendElement(interp, certPtr, namesPtr); } | > > | > > > > > | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 | } BIO_free(bio); sk_GENERAL_NAME_pop_free(san, GENERAL_NAME_free); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("issuerAltName", -1)); Tcl_ListObjAppendElement(interp, certPtr, namesPtr); } /* 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 that include this cert. RFC 5280 section 4.2.1.9 (basicConstraints, NID_basic_constraints) */ if (xflags & EXFLAG_BCONS || xflags & EXFLAG_CA) { } /* Name Constraints is only used in CA certs to indicate a name space within which all subject names in subsequent certificates in a certification path MUST be located. RFC 5280 section 4.2.1.10 */ /* Policy Constraints is only used in CA certs to limit the length of a cert chain that may be issued from that CA. RFC 5280 section 4.2.1.11 */ /* Extended Key Usage indicates one or more purposes for which the certified public key may be used, in addition to or in place of the basic purposes. RFC 5280 section 4.2.1.12 */ Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("extendedKeyUsage", -1)); usage = X509_get_extended_key_usage(cert); if ((xflags & EXFLAG_XKUSAGE) || usage < 0xffff) { Tcl_Obj *tmpPtr = Tcl_NewListObj(0, NULL); if (usage & XKU_SSL_SERVER) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("TLS Web Server Authentication", -1)); } if (usage & XKU_SSL_CLIENT) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("TLS Web Client Authentication", -1)); } if (usage & XKU_SMIME) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("E-mail Protection", -1)); } if (usage & XKU_CODE_SIGN) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Code Signing", -1)); } if (usage & XKU_SGC) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("SGC", -1)); } if (usage & XKU_OCSP_SIGN) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("OCSP Signing", -1)); } if (usage & XKU_TIMESTAMP) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Time Stamping", -1)); } if (usage & XKU_DVCS ) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("DVCS", -1)); } if (usage & XKU_ANYEKU) { Tcl_ListObjAppendElement(interp, tmpPtr, Tcl_NewStringObj("Any Extended Key Usage", -1)); } Tcl_ListObjAppendElement(interp, certPtr, tmpPtr); } else { Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewIntObj((int)X509_get_extended_key_usage(cert))); } /* CRL Distribution Points extension identifies how CRL information is obtained. RFC 5280 section 4.2.1.13*/ crl = X509_get_ext_d2i(cert, NID_crl_distribution_points, NULL, NULL); if (crl) { 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; |
︙ | ︙ | |||
441 442 443 444 445 446 447 | } } CRL_DIST_POINTS_free(crl); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("crlDistributionPoints", -1)); Tcl_ListObjAppendElement(interp, certPtr, namesPtr); } | | > | < < > > > > > > > > > | 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 | } } CRL_DIST_POINTS_free(crl); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("crlDistributionPoints", -1)); Tcl_ListObjAppendElement(interp, certPtr, namesPtr); } /* Freshest CRL extension */ if (xflags & EXFLAG_FRESHEST) { } /* Get OSCP URL */ ocsp = X509_get1_ocsp(cert); if (ocsp) { Tcl_Obj *urlsPtr = Tcl_NewListObj(0, NULL); for (int i = 0; i < sk_OPENSSL_STRING_num(ocsp); i++) { Tcl_ListObjAppendElement(interp, urlsPtr, Tcl_NewStringObj(sk_OPENSSL_STRING_value(ocsp, i), -1)); } X509_email_free(ocsp); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("ocsp", -1)); Tcl_ListObjAppendElement(interp, certPtr, urlsPtr); } /* Certificate Alias as UTF-8 string */ { unsigned char *bstring; len = 0; bstring = X509_alias_get0(cert, &len); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("alias", -1)); Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj((char *)bstring, len)); } return certPtr; } |