Mercurial > dropbear
view libtomcrypt/tests/der_test.c @ 1760:2406a9987810
Add first try at fuzzing custom mutator
| author | Matt Johnston <matt@ucc.asn.au> |
|---|---|
| date | Sun, 25 Oct 2020 22:52:36 +0800 |
| parents | e9dba7abd939 |
| children |
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/* LibTomCrypt, modular cryptographic library -- Tom St Denis * * LibTomCrypt is a library that provides various cryptographic * algorithms in a highly modular and flexible manner. * * The library is free for all purposes without any express * guarantee it works. */ #include <tomcrypt_test.h> #if defined(GMP_LTC_DESC) || defined(USE_GMP) #include <gmp.h> #endif #if !defined(LTC_DER) || !defined(LTC_TEST_MPI) int der_test(void) { return CRYPT_NOP; } #else static const unsigned char _der_tests_stinky_root_cert[] = "MIIFETCCA/mgAwIBAgIQbv53JNmv518t5lkCHE272jANBgkqhkiG9w0BAQUFADCB" "lTELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAlVUMRcwFQYDVQQHEw5TYWx0IExha2Ug" "Q2l0eTEeMBwGA1UEChMVVGhlIFVTRVJUUlVTVCBOZXR3b3JrMSEwHwYDVQQLExho" "dHRwOi8vd3d3LnVzZXJ0cnVzdC5jb20xHTAbBgNVBAMTFFVUTi1VU0VSRmlyc3Qt" "T2JqZWN0MB4XDTA4MDQyOTAwMDAwMFoXDTEwMDQyOTIzNTk1OVowgbUxCzAJBgNV" "BAYTAlVTMQ4wDAYDVQQRDAU0NDE0MzELMAkGA1UECAwCT0gxGTAXBgNVBAcMEE1h" "eWZpZWxkIFZpbGxhZ2UxEDAOBgNVBAkMB1N1aXRlIEExFDASBgNVBAkMCzc2NyBC" "ZXRhIERyMSIwIAYDVQQKDBlQcmVlbXB0aXZlIFNvbHV0aW9ucywgTExDMSIwIAYD" "VQQDDBlQcmVlbXB0aXZlIFNvbHV0aW9ucywgTExDMIIBIjANBgkqhkiG9w0BAQEF" "AAOCAQ8AMIIBCgKCAQEAzH7ZBkMcBuHx8d2f10RGTHAf7gzzVteGbOihJGH2BwlS" "ZvNp6WEE4DfL+s1vp0wzk1XeLN5tRjg2qum9YqyCk7okh7pXGy46f5mWbLQiefGA" "j5UXRcr6WJ3xeACdbXxKrYMV0REia+4Jb2UbFA8S81PjhRon6vcRz76ziUWwt8NC" "igX+4ZC0skhhKzKszel6KGL7bJCtLG7ukw9DZCrvPCRcKFeM/GwQ6ACMgP88CSCL" "t1fbIXDH1vd/x2XM3QlaSDN6hYDbef8m1T+9TCkXVKeqG1GYjSUrHzYnCZUmTRrR" "38jgC3qXxiIpDKW105uM0nlXe2XF9c+ot2MdWvV4TwIDAQABo4IBOTCCATUwHwYD" "VR0jBBgwFoAU2u1kdBScFDyr3ZmpvVsoTYs8ydgwHQYDVR0OBBYEFK+1HzZE4i28" "oLIzuqlFR9SspiCIMA4GA1UdDwEB/wQEAwIHgDAMBgNVHRMBAf8EAjAAMBMGA1Ud" "JQQMMAoGCCsGAQUFBwMDMBEGCWCGSAGG+EIBAQQEAwIEEDBGBgNVHSAEPzA9MDsG" "DCsGAQQBsjEBAgEDAjArMCkGCCsGAQUFBwIBFh1odHRwczovL3NlY3VyZS5jb21v" "ZG8ubmV0L0NQUzBCBgNVHR8EOzA5MDegNaAzhjFodHRwOi8vY3JsLnVzZXJ0cnVz" "dC5jb20vVVROLVVTRVJGaXJzdC1PYmplY3QuY3JsMCEGA1UdEQQaMBiBFnN1cHBv" "cnRAcHJlZW1wdGl2ZS5jb20wDQYJKoZIhvcNAQEFBQADggEBAC+JM26Dokvonudl" "JXe/Yun7IBhimkagZUjbk9l/GQWN6i+v1o95UJ1wGJtBdm2+MxbSaPoNTDZR4B+2" "lYL9MW57UVmePrnfUPXQKZZG+8gTRDz8+7ol/CEAKmS3MLKCRcH5oe+J5345sGxi" "FC/KWNKedTNraW95xlg8NTlL2yRP7TMsjvBxgLmkbaFUoXzPTbQWmtovIagIT8GC" "JeXwdFaRjbamiz3Irl+u7x/mhxdza6RvgBYylXRFMudANpeGsV7gDXlnfzpFDKHQ" "niVwB7P5sbPFIlmIc+4/xRItkLIRjCVXaepgN9KYu3VOgiSDI6wXiTwP44/LUXQM" "hetwa7s="; const unsigned char _der_tests_cacert_root_cert[] = "MIIHPTCCBSWgAwIBAgIBADANBgkqhkiG9w0BAQQFADB5MRAwDgYDVQQKEwdSb290" "IENBMR4wHAYDVQQLExVodHRwOi8vd3d3LmNhY2VydC5vcmcxIjAgBgNVBAMTGUNB" "IENlcnQgU2lnbmluZyBBdXRob3JpdHkxITAfBgkqhkiG9w0BCQEWEnN1cHBvcnRA" "Y2FjZXJ0Lm9yZzAeFw0wMzAzMzAxMjI5NDlaFw0zMzAzMjkxMjI5NDlaMHkxEDAO" "BgNVBAoTB1Jvb3QgQ0ExHjAcBgNVBAsTFWh0dHA6Ly93d3cuY2FjZXJ0Lm9yZzEi" "MCAGA1UEAxMZQ0EgQ2VydCBTaWduaW5nIEF1dGhvcml0eTEhMB8GCSqGSIb3DQEJ" "ARYSc3VwcG9ydEBjYWNlcnQub3JnMIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIIC" "CgKCAgEAziLA4kZ97DYoB1CW8qAzQIxL8TtmPzHlawI229Z89vGIj053NgVBlfkJ" "8BLPRoZzYLdufujAWGSuzbCtRRcMY/pnCujW0r8+55jE8Ez64AO7NV1sId6eINm6" "zWYyN3L69wj1x81YyY7nDl7qPv4coRQKFWyGhFtkZip6qUtTefWIonvuLwphK42y" "fk1WpRPs6tqSnqxEQR5YYGUFZvjARL3LlPdCfgv3ZWiYUQXw8wWRBB0bF4LsyFe7" "w2t6iPGwcswlWyCR7BYCEo8y6RcYSNDHBS4CMEK4JZwFaz+qOqfrU0j36NK2B5jc" "G8Y0f3/JHIJ6BVgrCFvzOKKrF11myZjXnhCLotLddJr3cQxyYN/Nb5gznZY0dj4k" "epKwDpUeb+agRThHqtdB7Uq3EvbXG4OKDy7YCbZZ16oE/9KTfWgu3YtLq1i6L43q" "laegw1SJpfvbi1EinbLDvhG+LJGGi5Z4rSDTii8aP8bQUWWHIbEZAWV/RRyH9XzQ" "QUxPKZgh/TMfdQwEUfoZd9vUFBzugcMd9Zi3aQaRIt0AUMyBMawSB3s42mhb5ivU" "fslfrejrckzzAeVLIL+aplfKkQABi6F1ITe1Yw1nPkZPcCBnzsXWWdsC4PDSy826" "YreQQejdIOQpvGQpQsgi3Hia/0PsmBsJUUtaWsJx8cTLc6nloQsCAwEAAaOCAc4w" "ggHKMB0GA1UdDgQWBBQWtTIb1Mfz4OaO873SsDrusjkY0TCBowYDVR0jBIGbMIGY" "gBQWtTIb1Mfz4OaO873SsDrusjkY0aF9pHsweTEQMA4GA1UEChMHUm9vdCBDQTEe" "MBwGA1UECxMVaHR0cDovL3d3dy5jYWNlcnQub3JnMSIwIAYDVQQDExlDQSBDZXJ0" "IFNpZ25pbmcgQXV0aG9yaXR5MSEwHwYJKoZIhvcNAQkBFhJzdXBwb3J0QGNhY2Vy" "dC5vcmeCAQAwDwYDVR0TAQH/BAUwAwEB/zAyBgNVHR8EKzApMCegJaAjhiFodHRw" "czovL3d3dy5jYWNlcnQub3JnL3Jldm9rZS5jcmwwMAYJYIZIAYb4QgEEBCMWIWh0" "dHBzOi8vd3d3LmNhY2VydC5vcmcvcmV2b2tlLmNybDA0BglghkgBhvhCAQgEJxYl" "aHR0cDovL3d3dy5jYWNlcnQub3JnL2luZGV4LnBocD9pZD0xMDBWBglghkgBhvhC" "AQ0ESRZHVG8gZ2V0IHlvdXIgb3duIGNlcnRpZmljYXRlIGZvciBGUkVFIGhlYWQg" "b3ZlciB0byBodHRwOi8vd3d3LmNhY2VydC5vcmcwDQYJKoZIhvcNAQEEBQADggIB" "ACjH7pyCArpcgBLKNQodgW+JapnM8mgPf6fhjViVPr3yBsOQWqy1YPaZQwGjiHCc" "nWKdpIevZ1gNMDY75q1I08t0AoZxPuIrA2jxNGJARjtT6ij0rPtmlVOKTV39O9lg" "18p5aTuxZZKmxoGCXJzN600BiqXfEVWqFcofN8CCmHBh22p8lqOOLlQ+TyGpkO/c" "gr/c6EWtTZBzCDyUZbAEmXZ/4rzCahWqlwQ3JNgelE5tDlG+1sSPypZt90Pf6DBl" "Jzt7u0NDY8RD97LsaMzhGY4i+5jhe1o+ATc7iwiwovOVThrLm82asduycPAtStvY" "sONvRUgzEv/+PDIqVPfE94rwiCPCR/5kenHA0R6mY7AHfqQv0wGP3J8rtsYIqQ+T" "SCX8Ev2fQtzzxD72V7DX3WnRBnc0CkvSyqD/HMaMyRa+xMwyN2hzXwj7UfdJUzYF" "CpUCTPJ5GhD22Dp1nPMd8aINcGeGG7MW9S/lpOt5hvk9C8JzC6WZrG/8Z7jlLwum" "GCSNe9FINSkYQKyTYOGWhlC0elnYjyELn8+CkcY7v2vcB5G5l1YjqrZslMZIBjzk" "zk6q5PYvCdxTby78dOs6Y5nCpqyJvKeyRKANihDjbPIky/qbn3BHLt4Ui9SyIAmW" "omTxJBzcoTWcFbLUvFUufQb1nA5V9FrWk9p2rSVzTMVD"; const unsigned long _der_tests_cacert_root_cert_size = sizeof(_der_tests_cacert_root_cert); /* SEQUENCE(3 elem) SEQUENCE(8 elem) [0](1) INTEGER 2 INTEGER 0 SEQUENCE(2 elem) OBJECT IDENTIFIER 1.2.840.113549.1.1.4 NULL SEQUENCE(4 elem) SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.10 PrintableString Root CA SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.11 PrintableString http://www.cacert.org SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.3 PrintableString CA Cert Signing Authority SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 1.2.840.113549.1.9.1 IA5String [email protected] SEQUENCE(2 elem) UTCTime03-03-30 12:29:49 UTC UTCTime33-03-29 12:29:49 UTC SEQUENCE(4 elem) SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.10 PrintableString Root CA SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.11 PrintableString http://www.cacert.org SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.3 PrintableString CA Cert Signing Authority SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 1.2.840.113549.1.9.1 IA5String [email protected] SEQUENCE(2 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 1.2.840.113549.1.1.1 NULL BIT STRING(1 elem) SEQUENCE(2 elem) INTEGER (4096 bit) INTEGER 65537 [3](1) SEQUENCE(7 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.29.14 OCTET STRING(1 elem) OCTET STRING(20 byte) 16B5321BD4C7F3E0E68EF3BDD2B03AEEB23918D1 SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.29.35 OCTET STRING(1 elem) SEQUENCE(3 elem) [0] [1](1) [4](1) SEQUENCE(4 elem) SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.10 PrintableString Root CA SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.11 PrintableString http://www.cacert.org SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.3 PrintableString CA Cert Signing Authority SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 1.2.840.113549.1.9.1 IA5String [email protected] [2] SEQUENCE(3 elem) OBJECT IDENTIFIER 2.5.29.19 BOOLEAN true OCTET STRING(1 elem) SEQUENCE(1 elem) BOOLEAN true SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.29.31 OCTET STRING(1 elem) SEQUENCE(1 elem) SEQUENCE(1 elem) [0](1) [0](1) [6] SEQUENCE(2 elem) OBJECT IDENTIFIER 2.16.840.1.113730.1.4 OCTET STRING(1 elem) IA5String https://www.cacert.org/revoke.crl SEQUENCE(2 elem) OBJECT IDENTIFIER 2.16.840.1.113730.1.8 OCTET STRING(1 elem) IA5String http://www.cacert.org/index.php?id=10 SEQUENCE(2 elem) OBJECT IDENTIFIER 2.16.840.1.113730.1.13 OCTET STRING(1 elem) IA5String To get your own certificate for FREE head over to http://www.cacert.org SEQUENCE(2 elem) OBJECT IDENTIFIER 1.2.840.113549.1.1.4 NULL BIT STRING(4096 bit) */ #define __ASN1_FMTSTRING_FMT "line: %d, type=%d, size=%lu, data=%p, self=%p, next=%p, prev=%p, parent=%p, child=%p" #define __ASN1_FMTSTRING_VAL(l) __LINE__, (l)->type, (l)->size, (l)->data, (l), (l)->next, (l)->prev, (l)->parent, (l)->child #define __ASN1_ERR(l) fprintf(stderr, __ASN1_FMTSTRING_FMT "\n", __ASN1_FMTSTRING_VAL(l)); \ exit(EXIT_FAILURE) #define __CHECK_ASN1_HAS(l, w) do { if ((l)->w == NULL) { \ __ASN1_ERR(l);\ } } while(0) #define __CHECK_ASN1_HAS_NO(l, w) do { if ((l)->w != NULL) { \ __ASN1_ERR(l);\ } } while(0) #define CHECK_ASN1_TYPE(l, t) do { if ((l)->type != (t)) { \ __ASN1_ERR(l);\ } } while(0) #define CHECK_ASN1_HAS_CHILD(l) __CHECK_ASN1_HAS(l, child) #define CHECK_ASN1_HAS_NO_CHILD(l) __CHECK_ASN1_HAS_NO(l, child) #define CHECK_ASN1_HAS_NEXT(l) __CHECK_ASN1_HAS(l, next) #define CHECK_ASN1_HAS_NO_NEXT(l) __CHECK_ASN1_HAS_NO(l, next) #define CHECK_ASN1_HAS_DATA(l) __CHECK_ASN1_HAS(l, data) #define CHECK_ASN1_HAS_NO_DATA(l) __CHECK_ASN1_HAS_NO(l, data) #ifdef LTC_DER_TESTS_PRINT_FLEXI static void _der_tests_print_flexi(ltc_asn1_list* l, unsigned int level) { char buf[1024]; const char* name = NULL; const char* text = NULL; ltc_asn1_list* ostring = NULL; unsigned int n; switch (l->type) { case LTC_ASN1_EOL: name = "EOL"; snprintf(buf, sizeof(buf),__ASN1_FMTSTRING_FMT "\n", __ASN1_FMTSTRING_VAL(l)); text = buf; break; case LTC_ASN1_BOOLEAN: name = "BOOLEAN"; { if (*(int*)l->data) text = "true"; else text = "false"; } break; case LTC_ASN1_INTEGER: name = "INTEGER"; break; case LTC_ASN1_SHORT_INTEGER: name = "SHORT INTEGER"; break; case LTC_ASN1_BIT_STRING: name = "BIT STRING"; break; case LTC_ASN1_OCTET_STRING: name = "OCTET STRING"; { unsigned long ostring_l = l->size; /* sometimes there's another sequence in an octet string... * try to decode that... if it fails print out the octet string */ if (der_decode_sequence_flexi(l->data, &ostring_l, &ostring) == CRYPT_OK) { text = ""; } else { int r; char* s = buf; int sz = sizeof(buf); for (n = 0; n < l->size; ++n) { r = snprintf(s, sz, "%02X", ((unsigned char*)l->data)[n]); if (r < 0 || r >= sz) { fprintf(stderr, "%s boom\n", name); exit(EXIT_FAILURE); } s += r; sz -= r; } text = buf; } } break; case LTC_ASN1_NULL: name = "NULL"; text = ""; break; case LTC_ASN1_OBJECT_IDENTIFIER: name = "OBJECT IDENTIFIER"; { unsigned long i; int r; char* s = buf; int sz = sizeof(buf); for (i = 0; i < l->size; ++i) { r = snprintf(s, sz, "%lu.", ((unsigned long*)l->data)[i]); if (r < 0 || r >= sz) { fprintf(stderr, "%s boom\n", name); exit(EXIT_FAILURE); } s += r; sz -= r; } /* replace the last . with a \0 */ *(s - 1) = '\0'; text = buf; } break; case LTC_ASN1_IA5_STRING: name = "IA5 STRING"; text = l->data; break; case LTC_ASN1_PRINTABLE_STRING: name = "PRINTABLE STRING"; text = l->data; break; case LTC_ASN1_UTF8_STRING: name = "UTF8 STRING"; break; case LTC_ASN1_UTCTIME: name = "UTCTIME"; { ltc_utctime* ut = l->data; snprintf(buf, sizeof(buf), "%02d-%02d-%02d %02d:%02d:%02d %c%02d:%02d", ut->YY, ut->MM, ut->DD, ut->hh, ut->mm, ut->ss, ut->off_dir ? '-' : '+', ut->off_hh, ut->off_mm); text = buf; } break; case LTC_ASN1_GENERALIZEDTIME: name = "GENERALIZED TIME"; { ltc_generalizedtime* gt = l->data; if(gt->fs) snprintf(buf, sizeof(buf), "%04d-%02d-%02d %02d:%02d:%02d.%02dZ", gt->YYYY, gt->MM, gt->DD, gt->hh, gt->mm, gt->ss, gt->fs); else snprintf(buf, sizeof(buf), "%04d-%02d-%02d %02d:%02d:%02dZ", gt->YYYY, gt->MM, gt->DD, gt->hh, gt->mm, gt->ss); text = buf; } break; case LTC_ASN1_CHOICE: name = "CHOICE"; break; case LTC_ASN1_SEQUENCE: name = "SEQUENCE"; text = ""; break; case LTC_ASN1_SET: name = "SET"; text = ""; break; case LTC_ASN1_SETOF: name = "SETOF"; text = ""; break; case LTC_ASN1_RAW_BIT_STRING: name = "RAW BIT STRING"; break; case LTC_ASN1_TELETEX_STRING: name = "TELETEX STRING"; text = l->data; break; case LTC_ASN1_CONSTRUCTED: if (l->used & 0x80) name = "CONTEXT SPECIFIC"; else name = "CONSTRUCTED"; snprintf(buf, sizeof(buf), "[%d]", l->used & 0x1f); text = buf; break; case LTC_ASN1_CONTEXT_SPECIFIC: name = "CONTEXT SPECIFIC"; { int r; char* s = buf; int sz = sizeof(buf); r = snprintf(s, sz, "[%d] ", l->used & 0x1f); if (r < 0 || r >= sz) { printf("Context Specific boom"); exit(EXIT_FAILURE); } s += r; sz -= r; for (n = 0; n < l->size; ++n) { r = snprintf(s, sz, "%02X", ((unsigned char*)l->data)[n]); if (r < 0 || r >= sz) { printf("Context Specific boom"); exit(EXIT_FAILURE); } s += r; sz -= r; } text = buf; } break; } for (n = 0; n < level; ++n) { fprintf(stderr, " "); } if (name) { if (text) fprintf(stderr, "%s %s\n", name, text); else fprintf(stderr, "%s <missing decoding>\n", name); } else fprintf(stderr, "WTF type=%i\n", l->type); if (ostring) { _der_tests_print_flexi(ostring, level + 1); der_free_sequence_flexi(ostring); } if (l->child) _der_tests_print_flexi(l->child, level + 1); if (l->next) _der_tests_print_flexi(l->next, level); } #endif static void der_cacert_test(void) { unsigned char buf[sizeof(_der_tests_cacert_root_cert)]; unsigned long len1 = sizeof(buf), len2; ltc_asn1_list *decoded_list, *l, *l1, *l2; DO(base64_decode(_der_tests_stinky_root_cert, sizeof(_der_tests_stinky_root_cert), buf, &len1)); len2 = len1; DO(der_decode_sequence_flexi(buf, &len2, &decoded_list)); der_free_sequence_flexi(decoded_list); len1 = sizeof(buf); DO(base64_decode(_der_tests_cacert_root_cert, sizeof(_der_tests_cacert_root_cert), buf, &len1)); len2 = len1; DO(der_decode_sequence_flexi(buf, &len2, &decoded_list)); CHECK_ASN1_TYPE(decoded_list, LTC_ASN1_SEQUENCE); CHECK_ASN1_HAS_DATA(decoded_list); der_sequence_shrink(decoded_list); CHECK_ASN1_TYPE(decoded_list, LTC_ASN1_SEQUENCE); CHECK_ASN1_HAS_NO_DATA(decoded_list); #ifdef LTC_DER_TESTS_PRINT_FLEXI printf("\n\n--- test print start ---\n\n"); _der_tests_print_flexi(decoded_list, 0); printf("\n\n--- test print end ---\n\n"); #endif l = decoded_list; /* SEQUENCE(3 elem) SEQUENCE(8 elem) */ CHECK_ASN1_TYPE(l, LTC_ASN1_SEQUENCE); CHECK_ASN1_HAS_CHILD(l); CHECK_ASN1_HAS_NO_NEXT(l); l = l->child; CHECK_ASN1_TYPE(l, LTC_ASN1_SEQUENCE); CHECK_ASN1_HAS_CHILD(l); CHECK_ASN1_HAS_NEXT(l); l1 = l->child; /* [0](1) INTEGER 2 */ CHECK_ASN1_TYPE(l1, LTC_ASN1_CONSTRUCTED); CHECK_ASN1_HAS_CHILD(l1); CHECK_ASN1_HAS_NEXT(l1); l2 = l1->child; CHECK_ASN1_TYPE(l2, LTC_ASN1_INTEGER); CHECK_ASN1_HAS_NO_CHILD(l2); CHECK_ASN1_HAS_NO_NEXT(l2); l1 = l1->next; /* INTEGER 0 */ CHECK_ASN1_TYPE(l1, LTC_ASN1_INTEGER); CHECK_ASN1_HAS_NO_CHILD(l1); CHECK_ASN1_HAS_NEXT(l1); l1 = l1->next; /* SEQUENCE(2 elem) OBJECT IDENTIFIER 1.2.840.113549.1.1.4 NULL */ CHECK_ASN1_TYPE(l1, LTC_ASN1_SEQUENCE); CHECK_ASN1_HAS_CHILD(l1); CHECK_ASN1_HAS_NEXT(l1); l2 = l1->child; CHECK_ASN1_TYPE(l2, LTC_ASN1_OBJECT_IDENTIFIER); CHECK_ASN1_HAS_NO_CHILD(l2); CHECK_ASN1_HAS_NEXT(l2); l2 = l2->next; CHECK_ASN1_TYPE(l2, LTC_ASN1_NULL); CHECK_ASN1_HAS_NO_CHILD(l2); CHECK_ASN1_HAS_NO_NEXT(l2); /* SEQUENCE(4 elem) SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.10 PrintableString Root CA SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.11 PrintableString http://www.cacert.org SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 2.5.4.3 PrintableString CA Cert Signing Authority SET(1 elem) SEQUENCE(2 elem) OBJECT IDENTIFIER 1.2.840.113549.1.9.1 IA5String [email protected] */ l = l->next; /* SEQUENCE(2 elem) OBJECT IDENTIFIER 1.2.840.113549.1.1.4 NULL */ CHECK_ASN1_TYPE(l, LTC_ASN1_SEQUENCE); CHECK_ASN1_HAS_CHILD(l); CHECK_ASN1_HAS_NEXT(l); l1 = l->child; CHECK_ASN1_TYPE(l1, LTC_ASN1_OBJECT_IDENTIFIER); CHECK_ASN1_HAS_NO_CHILD(l1); CHECK_ASN1_HAS_NEXT(l1); l1 = l1->next; CHECK_ASN1_TYPE(l1, LTC_ASN1_NULL); CHECK_ASN1_HAS_NO_CHILD(l1); CHECK_ASN1_HAS_NO_NEXT(l1); l = l->next; /* BIT STRING(4096 bit) */ CHECK_ASN1_TYPE(l, LTC_ASN1_BIT_STRING); CHECK_ASN1_HAS_NO_CHILD(l); CHECK_ASN1_HAS_NO_NEXT(l); der_free_sequence_flexi(decoded_list); } static void der_set_test(void) { ltc_asn1_list list[10]; static const unsigned char oct_str[] = { 1, 2, 3, 4 }; static const unsigned char bin_str[] = { 1, 0, 0, 1 }; static const unsigned long int_val = 12345678UL; unsigned char strs[10][10], outbuf[128]; unsigned long x, val, outlen; /* make structure and encode it */ LTC_SET_ASN1(list, 0, LTC_ASN1_OCTET_STRING, oct_str, sizeof(oct_str)); LTC_SET_ASN1(list, 1, LTC_ASN1_BIT_STRING, bin_str, sizeof(bin_str)); LTC_SET_ASN1(list, 2, LTC_ASN1_SHORT_INTEGER, &int_val, 1); /* encode it */ outlen = sizeof(outbuf); DO(der_encode_set(list, 3, outbuf, &outlen)); /* first let's test the set_decoder out of order to see what happens, we should get all the fields we expect even though they're in a diff order */ LTC_SET_ASN1(list, 0, LTC_ASN1_BIT_STRING, strs[1], sizeof(strs[1])); LTC_SET_ASN1(list, 1, LTC_ASN1_SHORT_INTEGER, &val, 1); LTC_SET_ASN1(list, 2, LTC_ASN1_OCTET_STRING, strs[0], sizeof(strs[0])); DO(der_decode_set(outbuf, outlen, list, 3)); /* now compare the items */ if (memcmp(strs[0], oct_str, sizeof(oct_str))) { fprintf(stderr, "error decoding set using der_decode_set (oct_str is wrong):\n"); exit(EXIT_FAILURE); } if (memcmp(strs[1], bin_str, sizeof(bin_str))) { fprintf(stderr, "error decoding set using der_decode_set (bin_str is wrong):\n"); exit(EXIT_FAILURE); } if (val != int_val) { fprintf(stderr, "error decoding set using der_decode_set (int_val is wrong):\n"); exit(EXIT_FAILURE); } strcpy((char*)strs[0], "one"); strcpy((char*)strs[1], "one2"); strcpy((char*)strs[2], "two"); strcpy((char*)strs[3], "aaa"); strcpy((char*)strs[4], "aaaa"); strcpy((char*)strs[5], "aab"); strcpy((char*)strs[6], "aaab"); strcpy((char*)strs[7], "bbb"); strcpy((char*)strs[8], "bbba"); strcpy((char*)strs[9], "bbbb"); for (x = 0; x < 10; x++) { LTC_SET_ASN1(list, x, LTC_ASN1_PRINTABLE_STRING, strs[x], strlen((char*)strs[x])); } outlen = sizeof(outbuf); DO(der_encode_setof(list, 10, outbuf, &outlen)); for (x = 0; x < 10; x++) { LTC_SET_ASN1(list, x, LTC_ASN1_PRINTABLE_STRING, strs[x], sizeof(strs[x]) - 1); } XMEMSET(strs, 0, sizeof(strs)); DO(der_decode_set(outbuf, outlen, list, 10)); /* now compare */ for (x = 1; x < 10; x++) { if (!(strlen((char*)strs[x-1]) <= strlen((char*)strs[x])) && strcmp((char*)strs[x-1], (char*)strs[x]) >= 0) { fprintf(stderr, "error SET OF order at %lu is wrong\n", x); exit(EXIT_FAILURE); } } } /* we are encoding SEQUENCE { PRINTABLE "printable" IA5 "ia5" SEQUENCE { INTEGER 12345678 UTCTIME { 91, 5, 6, 16, 45, 40, 1, 7, 0 } GENERALIZEDTIME { 2017, 03, 21, 10, 21, 12, 4, 1, 2, 0 } SEQUENCE { OCTET STRING { 1, 2, 3, 4 } BIT STRING { 1, 0, 0, 1 } SEQUENCE { OID { 1, 2, 840, 113549 } NULL SET OF { PRINTABLE "333" -- WILL GET SORTED PRINTABLE "222" } } } } */ static void der_flexi_test(void) { static const char printable_str[] = "printable"; static const char set1_str[] = "333"; static const char set2_str[] = "222"; static const char ia5_str[] = "ia5"; static const unsigned long int_val = 12345678UL; static const ltc_utctime utctime = { 91, 5, 6, 16, 45, 40, 1, 7, 0 }; static const ltc_generalizedtime gtime = { 2017, 03, 21, 10, 21, 12, 421, 1, 2, 0 }; static const unsigned char oct_str[] = { 1, 2, 3, 4 }; static const unsigned char bit_str[] = { 1, 0, 0, 1 }; static const unsigned long oid_str[] = { 1, 2, 840, 113549 }; unsigned char encode_buf[192]; unsigned long encode_buf_len, decode_len; ltc_asn1_list static_list[5][4], *decoded_list, *l; /* build list */ LTC_SET_ASN1(static_list[0], 0, LTC_ASN1_PRINTABLE_STRING, (void *)printable_str, strlen(printable_str)); LTC_SET_ASN1(static_list[0], 1, LTC_ASN1_IA5_STRING, (void *)ia5_str, strlen(ia5_str)); LTC_SET_ASN1(static_list[0], 2, LTC_ASN1_SEQUENCE, static_list[1], 4); LTC_SET_ASN1(static_list[1], 0, LTC_ASN1_SHORT_INTEGER, (void *)&int_val, 1); LTC_SET_ASN1(static_list[1], 1, LTC_ASN1_UTCTIME, (void *)&utctime, 1); LTC_SET_ASN1(static_list[1], 2, LTC_ASN1_GENERALIZEDTIME, (void *)>ime, 1); LTC_SET_ASN1(static_list[1], 3, LTC_ASN1_SEQUENCE, static_list[2], 3); LTC_SET_ASN1(static_list[2], 0, LTC_ASN1_OCTET_STRING, (void *)oct_str, 4); LTC_SET_ASN1(static_list[2], 1, LTC_ASN1_BIT_STRING, (void *)bit_str, 4); LTC_SET_ASN1(static_list[2], 2, LTC_ASN1_SEQUENCE, static_list[3], 3); LTC_SET_ASN1(static_list[3], 0, LTC_ASN1_OBJECT_IDENTIFIER,(void *)oid_str, 4); LTC_SET_ASN1(static_list[3], 1, LTC_ASN1_NULL, NULL, 0); LTC_SET_ASN1(static_list[3], 2, LTC_ASN1_SETOF, static_list[4], 2); LTC_SET_ASN1(static_list[4], 0, LTC_ASN1_PRINTABLE_STRING, set1_str, strlen(set1_str)); LTC_SET_ASN1(static_list[4], 1, LTC_ASN1_PRINTABLE_STRING, set2_str, strlen(set2_str)); /* encode it */ encode_buf_len = sizeof(encode_buf); DO(der_encode_sequence(&static_list[0][0], 3, encode_buf, &encode_buf_len)); #if 0 { FILE *f; f = fopen("t.bin", "wb"); fwrite(encode_buf, 1, encode_buf_len, f); fclose(f); } #endif /* decode with flexi */ decode_len = encode_buf_len; DO(der_decode_sequence_flexi(encode_buf, &decode_len, &decoded_list)); if (decode_len != encode_buf_len) { fprintf(stderr, "Decode len of %lu does not match encode len of %lu \n", decode_len, encode_buf_len); exit(EXIT_FAILURE); } /* we expect l->next to be NULL and l->child to not be */ l = decoded_list; if (l->next != NULL || l->child == NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* we expect a SEQUENCE */ if (l->type != LTC_ASN1_SEQUENCE) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } l = l->child; /* PRINTABLE STRING */ /* we expect printable_str */ if (l->next == NULL || l->child != NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_PRINTABLE_STRING) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->size != strlen(printable_str) || memcmp(printable_str, l->data, l->size)) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* move to next */ l = l->next; /* IA5 STRING */ /* we expect ia5_str */ if (l->next == NULL || l->child != NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_IA5_STRING) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->size != strlen(ia5_str) || memcmp(ia5_str, l->data, l->size)) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* move to next */ l = l->next; /* expect child anve move down */ if (l->next != NULL || l->child == NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_SEQUENCE) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } l = l->child; /* INTEGER */ if (l->next == NULL || l->child != NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_INTEGER) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (mp_cmp_d(l->data, 12345678UL) != LTC_MP_EQ) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* move to next */ l = l->next; /* UTCTIME */ if (l->next == NULL || l->child != NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_UTCTIME) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (memcmp(l->data, &utctime, sizeof(utctime))) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* move to next */ l = l->next; /* GeneralizedTime */ if (l->next == NULL || l->child != NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_GENERALIZEDTIME) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (memcmp(l->data, >ime, sizeof(gtime))) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* move to next */ l = l->next; /* expect child anve move down */ if (l->next != NULL || l->child == NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_SEQUENCE) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } l = l->child; /* OCTET STRING */ /* we expect oct_str */ if (l->next == NULL || l->child != NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_OCTET_STRING) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->size != sizeof(oct_str) || memcmp(oct_str, l->data, l->size)) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* move to next */ l = l->next; /* BIT STRING */ /* we expect oct_str */ if (l->next == NULL || l->child != NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_BIT_STRING) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->size != sizeof(bit_str) || memcmp(bit_str, l->data, l->size)) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* move to next */ l = l->next; /* expect child anve move down */ if (l->next != NULL || l->child == NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_SEQUENCE) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } l = l->child; /* OID STRING */ /* we expect oid_str */ if (l->next == NULL || l->child != NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_OBJECT_IDENTIFIER) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->size != sizeof(oid_str)/sizeof(oid_str[0]) || memcmp(oid_str, l->data, l->size*sizeof(oid_str[0]))) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* move to next */ l = l->next; /* NULL */ if (l->type != LTC_ASN1_NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* move to next */ l = l->next; /* expect child anve move down */ if (l->next != NULL || l->child == NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_SET) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } l = l->child; /* PRINTABLE STRING */ /* we expect printable_str */ if (l->next == NULL || l->child != NULL) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->type != LTC_ASN1_PRINTABLE_STRING) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* note we compare set2_str FIRST because the SET OF is sorted and "222" comes before "333" */ if (l->size != strlen(set2_str) || memcmp(set2_str, l->data, l->size)) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } /* move to next */ l = l->next; /* PRINTABLE STRING */ /* we expect printable_str */ if (l->type != LTC_ASN1_PRINTABLE_STRING) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } if (l->size != strlen(set1_str) || memcmp(set1_str, l->data, l->size)) { fprintf(stderr, "(%d), %d, %lu, next=%p, prev=%p, parent=%p, child=%p\n", __LINE__, l->type, l->size, l->next, l->prev, l->parent, l->child); exit(EXIT_FAILURE); } der_sequence_free(l); } static int der_choice_test(void) { ltc_asn1_list types[7], host[1]; unsigned char bitbuf[10], octetbuf[10], ia5buf[10], printbuf[10], outbuf[256], x, y; unsigned long integer, oidbuf[10], outlen, inlen; void *mpinteger; ltc_utctime utctime = { 91, 5, 6, 16, 45, 40, 1, 7, 0 }; ltc_generalizedtime gtime = { 2038, 01, 19, 3, 14, 8, 0, 0, 0, 0 }; /* setup variables */ for (x = 0; x < sizeof(bitbuf); x++) { bitbuf[x] = x & 1; } for (x = 0; x < sizeof(octetbuf); x++) { octetbuf[x] = x; } for (x = 0; x < sizeof(ia5buf); x++) { ia5buf[x] = 'a'; } for (x = 0; x < sizeof(printbuf); x++) { printbuf[x] = 'a'; } integer = 1; for (x = 0; x < sizeof(oidbuf)/sizeof(oidbuf[0]); x++) { oidbuf[x] = x + 1; } DO(mp_init(&mpinteger)); for (x = 0; x < 14; x++) { /* setup list */ LTC_SET_ASN1(types, 0, LTC_ASN1_PRINTABLE_STRING, printbuf, sizeof(printbuf)); LTC_SET_ASN1(types, 1, LTC_ASN1_BIT_STRING, bitbuf, sizeof(bitbuf)); LTC_SET_ASN1(types, 2, LTC_ASN1_OCTET_STRING, octetbuf, sizeof(octetbuf)); LTC_SET_ASN1(types, 3, LTC_ASN1_IA5_STRING, ia5buf, sizeof(ia5buf)); if (x > 7) { LTC_SET_ASN1(types, 4, LTC_ASN1_SHORT_INTEGER, &integer, 1); } else { LTC_SET_ASN1(types, 4, LTC_ASN1_INTEGER, mpinteger, 1); } LTC_SET_ASN1(types, 5, LTC_ASN1_OBJECT_IDENTIFIER, oidbuf, sizeof(oidbuf)/sizeof(oidbuf[0])); if (x > 7) { LTC_SET_ASN1(types, 6, LTC_ASN1_UTCTIME, &utctime, 1); } else { LTC_SET_ASN1(types, 6, LTC_ASN1_GENERALIZEDTIME, >ime, 1); } LTC_SET_ASN1(host, 0, LTC_ASN1_CHOICE, types, 7); /* encode */ outlen = sizeof(outbuf); DO(der_encode_sequence(&types[x>6?x-7:x], 1, outbuf, &outlen)); /* decode it */ inlen = outlen; DO(der_decode_sequence(outbuf, inlen, &host[0], 1)); for (y = 0; y < 7; y++) { if (types[y].used && y != (x>6?x-7:x)) { fprintf(stderr, "CHOICE, flag %u in trial %u was incorrectly set to one\n", y, x); return 1; } if (!types[y].used && y == (x>6?x-7:x)) { fprintf(stderr, "CHOICE, flag %u in trial %u was incorrectly set to zero\n", y, x); return 1; } } } mp_clear(mpinteger); return 0; } static void _der_recursion_limit(void) { int failed = 0; unsigned int n; unsigned long integer = 123, s; ltc_asn1_list seqs[LTC_DER_MAX_RECURSION + 2], dummy[1], *flexi; unsigned char buf[2048]; LTC_SET_ASN1(dummy, 0, LTC_ASN1_SHORT_INTEGER, &integer, 1); LTC_SET_ASN1(seqs, LTC_DER_MAX_RECURSION + 1, LTC_ASN1_SEQUENCE, dummy, 1); for (n = 0; n < LTC_DER_MAX_RECURSION + 1; ++n) { LTC_SET_ASN1(seqs, LTC_DER_MAX_RECURSION - n, LTC_ASN1_SEQUENCE, &seqs[LTC_DER_MAX_RECURSION - n + 1], 1); } s = sizeof(buf); DO(der_encode_sequence(seqs, 1, buf, &s)); DO(der_decode_sequence(buf, s, seqs, 1)); SHOULD_FAIL(der_decode_sequence_flexi(buf, &s, &flexi)); if (failed) exit(EXIT_FAILURE); } int der_test(void) { unsigned long x, y, z, zz, oid[2][32]; unsigned char buf[3][2048]; void *a, *b, *c, *d, *e, *f, *g; static const unsigned char rsa_oid_der[] = { 0x06, 0x06, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d }; static const unsigned long rsa_oid[] = { 1, 2, 840, 113549 }; static const unsigned char rsa_ia5[] = "[email protected]"; static const unsigned char rsa_ia5_der[] = { 0x16, 0x0d, 0x74, 0x65, 0x73, 0x74, 0x31, 0x40, 0x72, 0x73, 0x61, 0x2e, 0x63, 0x6f, 0x6d }; static const unsigned char rsa_printable[] = "Test User 1"; static const unsigned char rsa_printable_der[] = { 0x13, 0x0b, 0x54, 0x65, 0x73, 0x74, 0x20, 0x55, 0x73, 0x65, 0x72, 0x20, 0x31 }; static const ltc_utctime rsa_time1 = { 91, 5, 6, 16, 45, 40, 1, 7, 0 }; static const ltc_utctime rsa_time2 = { 91, 5, 6, 23, 45, 40, 0, 0, 0 }; ltc_utctime tmp_time; static const unsigned char rsa_time1_der[] = { 0x17, 0x11, 0x39, 0x31, 0x30, 0x35, 0x30, 0x36, 0x31, 0x36, 0x34, 0x35, 0x34, 0x30, 0x2D, 0x30, 0x37, 0x30, 0x30 }; static const unsigned char rsa_time2_der[] = { 0x17, 0x0d, 0x39, 0x31, 0x30, 0x35, 0x30, 0x36, 0x32, 0x33, 0x34, 0x35, 0x34, 0x30, 0x5a }; static const wchar_t utf8_1[] = { 0x0041, 0x2262, 0x0391, 0x002E }; static const unsigned char utf8_1_der[] = { 0x0C, 0x07, 0x41, 0xE2, 0x89, 0xA2, 0xCE, 0x91, 0x2E }; static const wchar_t utf8_2[] = { 0xD55C, 0xAD6D, 0xC5B4 }; static const unsigned char utf8_2_der[] = { 0x0C, 0x09, 0xED, 0x95, 0x9C, 0xEA, 0xB5, 0xAD, 0xEC, 0x96, 0xB4 }; unsigned char utf8_buf[32]; wchar_t utf8_out[32]; _der_recursion_limit(); der_cacert_test(); DO(mp_init_multi(&a, &b, &c, &d, &e, &f, &g, NULL)); for (zz = 0; zz < 16; zz++) { #ifdef USE_TFM for (z = 0; z < 256; z++) { #else for (z = 0; z < 1024; z++) { #endif if (yarrow_read(buf[0], z, &yarrow_prng) != z) { fprintf(stderr, "Failed to read %lu bytes from yarrow\n", z); return 1; } DO(mp_read_unsigned_bin(a, buf[0], z)); /* if (mp_iszero(a) == LTC_MP_NO) { a.sign = buf[0][0] & 1 ? LTC_MP_ZPOS : LTC_MP_NEG; } */ x = sizeof(buf[0]); DO(der_encode_integer(a, buf[0], &x)); DO(der_length_integer(a, &y)); if (y != x) { fprintf(stderr, "DER INTEGER size mismatch\n"); return 1; } mp_set_int(b, 0); DO(der_decode_integer(buf[0], y, b)); if (y != x || mp_cmp(a, b) != LTC_MP_EQ) { fprintf(stderr, "%lu: %lu vs %lu\n", z, x, y); mp_clear_multi(a, b, c, d, e, f, g, NULL); return 1; } } } /* test short integer */ for (zz = 0; zz < 256; zz++) { for (z = 1; z < 4; z++) { if (yarrow_read(buf[2], z, &yarrow_prng) != z) { fprintf(stderr, "Failed to read %lu bytes from yarrow\n", z); return 1; } /* encode with normal */ DO(mp_read_unsigned_bin(a, buf[2], z)); x = sizeof(buf[0]); DO(der_encode_integer(a, buf[0], &x)); /* encode with short */ y = sizeof(buf[1]); DO(der_encode_short_integer(mp_get_int(a), buf[1], &y)); if (x != y || memcmp(buf[0], buf[1], x)) { fprintf(stderr, "DER INTEGER short encoding failed, %lu, %lu, 0x%lX\n", x, y, mp_get_int(a)); for (zz = 0; zz < z; zz++) fprintf(stderr, "%02x ", buf[2][zz]); fprintf(stderr, "\n"); for (z = 0; z < x; z++) fprintf(stderr, "%02x ", buf[0][z]); fprintf(stderr, "\n"); for (z = 0; z < y; z++) fprintf(stderr, "%02x ", buf[1][z]); fprintf(stderr, "\n"); mp_clear_multi(a, b, c, d, e, f, g, NULL); return 1; } /* decode it */ x = 0; DO(der_decode_short_integer(buf[1], y, &x)); if (x != mp_get_int(a)) { fprintf(stderr, "DER INTEGER short decoding failed, %lu, %lu\n", x, mp_get_int(a)); mp_clear_multi(a, b, c, d, e, f, g, NULL); return 1; } } } mp_clear_multi(a, b, c, d, e, f, g, NULL); /* Test bit string */ for (zz = 1; zz < 1536; zz++) { yarrow_read(buf[0], zz, &yarrow_prng); for (z = 0; z < zz; z++) { buf[0][z] &= 0x01; } x = sizeof(buf[1]); DO(der_encode_bit_string(buf[0], zz, buf[1], &x)); DO(der_length_bit_string(zz, &y)); if (y != x) { fprintf(stderr, "\nDER BIT STRING length of encoded not match expected : %lu, %lu, %lu\n", z, x, y); return 1; } y = sizeof(buf[2]); DO(der_decode_bit_string(buf[1], x, buf[2], &y)); if (y != zz || memcmp(buf[0], buf[2], zz)) { fprintf(stderr, "%lu, %lu, %d\n", y, zz, memcmp(buf[0], buf[2], zz)); return 1; } } /* Test octet string */ for (zz = 1; zz < 1536; zz++) { yarrow_read(buf[0], zz, &yarrow_prng); x = sizeof(buf[1]); DO(der_encode_octet_string(buf[0], zz, buf[1], &x)); DO(der_length_octet_string(zz, &y)); if (y != x) { fprintf(stderr, "\nDER OCTET STRING length of encoded not match expected : %lu, %lu, %lu\n", z, x, y); return 1; } y = sizeof(buf[2]); DO(der_decode_octet_string(buf[1], x, buf[2], &y)); if (y != zz || memcmp(buf[0], buf[2], zz)) { fprintf(stderr, "%lu, %lu, %d\n", y, zz, memcmp(buf[0], buf[2], zz)); return 1; } } /* test OID */ x = sizeof(buf[0]); DO(der_encode_object_identifier((unsigned long*)rsa_oid, sizeof(rsa_oid)/sizeof(rsa_oid[0]), buf[0], &x)); if (x != sizeof(rsa_oid_der) || memcmp(rsa_oid_der, buf[0], x)) { fprintf(stderr, "rsa_oid_der encode failed to match, %lu, ", x); for (y = 0; y < x; y++) fprintf(stderr, "%02x ", buf[0][y]); fprintf(stderr, "\n"); return 1; } y = sizeof(oid[0])/sizeof(oid[0][0]); DO(der_decode_object_identifier(buf[0], x, oid[0], &y)); if (y != sizeof(rsa_oid)/sizeof(rsa_oid[0]) || memcmp(rsa_oid, oid[0], sizeof(rsa_oid))) { fprintf(stderr, "rsa_oid_der decode failed to match, %lu, ", y); for (z = 0; z < y; z++) fprintf(stderr, "%lu ", oid[0][z]); fprintf(stderr, "\n"); return 1; } /* do random strings */ for (zz = 0; zz < 5000; zz++) { /* pick a random number of words */ yarrow_read(buf[0], 4, &yarrow_prng); LOAD32L(z, buf[0]); z = 2 + (z % ((sizeof(oid[0])/sizeof(oid[0][0])) - 2)); /* fill them in */ oid[0][0] = buf[0][0] % 3; oid[0][1] = buf[0][1] % 40; for (y = 2; y < z; y++) { yarrow_read(buf[0], 4, &yarrow_prng); LOAD32L(oid[0][y], buf[0]); } /* encode it */ x = sizeof(buf[0]); DO(der_encode_object_identifier(oid[0], z, buf[0], &x)); DO(der_length_object_identifier(oid[0], z, &y)); if (x != y) { fprintf(stderr, "Random OID %lu test failed, length mismatch: %lu, %lu\n", z, x, y); for (x = 0; x < z; x++) fprintf(stderr, "%lu\n", oid[0][x]); return 1; } /* decode it */ y = sizeof(oid[0])/sizeof(oid[0][0]); DO(der_decode_object_identifier(buf[0], x, oid[1], &y)); if (y != z) { fprintf(stderr, "Random OID %lu test failed, decode length mismatch: %lu, %lu\n", z, x, y); return 1; } if (memcmp(oid[0], oid[1], sizeof(oid[0][0]) * z)) { fprintf(stderr, "Random OID %lu test failed, decoded values wrong\n", z); for (x = 0; x < z; x++) fprintf(stderr, "%lu\n", oid[0][x]); fprintf(stderr, "\n\n Got \n\n"); for (x = 0; x < z; x++) fprintf(stderr, "%lu\n", oid[1][x]); return 1; } } /* IA5 string */ x = sizeof(buf[0]); DO(der_encode_ia5_string(rsa_ia5, strlen((char*)rsa_ia5), buf[0], &x)); if (x != sizeof(rsa_ia5_der) || memcmp(buf[0], rsa_ia5_der, x)) { fprintf(stderr, "IA5 encode failed: %lu, %lu\n", x, (unsigned long)sizeof(rsa_ia5_der)); return 1; } DO(der_length_ia5_string(rsa_ia5, strlen((char*)rsa_ia5), &y)); if (y != x) { fprintf(stderr, "IA5 length failed to match: %lu, %lu\n", x, y); return 1; } y = sizeof(buf[1]); DO(der_decode_ia5_string(buf[0], x, buf[1], &y)); if (y != strlen((char*)rsa_ia5) || memcmp(buf[1], rsa_ia5, strlen((char*)rsa_ia5))) { fprintf(stderr, "DER IA5 failed test vector\n"); return 1; } /* Printable string */ x = sizeof(buf[0]); DO(der_encode_printable_string(rsa_printable, strlen((char*)rsa_printable), buf[0], &x)); if (x != sizeof(rsa_printable_der) || memcmp(buf[0], rsa_printable_der, x)) { fprintf(stderr, "PRINTABLE encode failed: %lu, %lu\n", x, (unsigned long)sizeof(rsa_printable_der)); return 1; } DO(der_length_printable_string(rsa_printable, strlen((char*)rsa_printable), &y)); if (y != x) { fprintf(stderr, "printable length failed to match: %lu, %lu\n", x, y); return 1; } y = sizeof(buf[1]); DO(der_decode_printable_string(buf[0], x, buf[1], &y)); if (y != strlen((char*)rsa_printable) || memcmp(buf[1], rsa_printable, strlen((char*)rsa_printable))) { fprintf(stderr, "DER printable failed test vector\n"); return 1; } /* Test UTC time */ x = sizeof(buf[0]); DO(der_encode_utctime((ltc_utctime*)&rsa_time1, buf[0], &x)); if (x != sizeof(rsa_time1_der) || memcmp(buf[0], rsa_time1_der, x)) { fprintf(stderr, "UTCTIME encode of rsa_time1 failed: %lu, %lu\n", x, (unsigned long)sizeof(rsa_time1_der)); fprintf(stderr, "\n\n"); for (y = 0; y < x; y++) fprintf(stderr, "%02x ", buf[0][y]); fprintf(stderr, "\n"); return 1; } DO(der_length_utctime((ltc_utctime*)&rsa_time1, &y)); if (y != x) { fprintf(stderr, "UTCTIME length failed to match for rsa_time1: %lu, %lu\n", x, y); return 1; } DO(der_decode_utctime(buf[0], &y, &tmp_time)); if (y != x || memcmp(&rsa_time1, &tmp_time, sizeof(ltc_utctime))) { fprintf(stderr, "UTCTIME decode failed for rsa_time1: %lu %lu\n", x, y); fprintf(stderr, "\n\n%u %u %u %u %u %u %u %u %u\n\n", tmp_time.YY, tmp_time.MM, tmp_time.DD, tmp_time.hh, tmp_time.mm, tmp_time.ss, tmp_time.off_dir, tmp_time.off_mm, tmp_time.off_hh); return 1; } x = sizeof(buf[0]); DO(der_encode_utctime((ltc_utctime*)&rsa_time2, buf[0], &x)); if (x != sizeof(rsa_time2_der) || memcmp(buf[0], rsa_time2_der, x)) { fprintf(stderr, "UTCTIME encode of rsa_time2 failed: %lu, %lu\n", x, (unsigned long)sizeof(rsa_time1_der)); fprintf(stderr, "\n\n"); for (y = 0; y < x; y++) fprintf(stderr, "%02x ", buf[0][y]); fprintf(stderr, "\n"); return 1; } DO(der_length_utctime((ltc_utctime*)&rsa_time2, &y)); if (y != x) { fprintf(stderr, "UTCTIME length failed to match for rsa_time2: %lu, %lu\n", x, y); return 1; } DO(der_decode_utctime(buf[0], &y, &tmp_time)); if (y != x || memcmp(&rsa_time2, &tmp_time, sizeof(ltc_utctime))) { fprintf(stderr, "UTCTIME decode failed for rsa_time2: %lu %lu\n", x, y); fprintf(stderr, "\n\n%u %u %u %u %u %u %u %u %u\n\n", tmp_time.YY, tmp_time.MM, tmp_time.DD, tmp_time.hh, tmp_time.mm, tmp_time.ss, tmp_time.off_dir, tmp_time.off_mm, tmp_time.off_hh); return 1; } /* UTF 8 */ /* encode it */ x = sizeof(utf8_buf); DO(der_encode_utf8_string(utf8_1, sizeof(utf8_1) / sizeof(utf8_1[0]), utf8_buf, &x)); DO(der_length_utf8_string(utf8_1, sizeof(utf8_1) / sizeof(utf8_1[0]), &y)); if (x != sizeof(utf8_1_der) || memcmp(utf8_buf, utf8_1_der, x) || x != y) { fprintf(stderr, "DER UTF8_1 encoded to %lu bytes\n", x); for (y = 0; y < x; y++) fprintf(stderr, "%02x ", (unsigned)utf8_buf[y]); fprintf(stderr, "\n"); return 1; } /* decode it */ y = sizeof(utf8_out) / sizeof(utf8_out[0]); DO(der_decode_utf8_string(utf8_buf, x, utf8_out, &y)); if (y != (sizeof(utf8_1) / sizeof(utf8_1[0])) || memcmp(utf8_1, utf8_out, y * sizeof(wchar_t))) { fprintf(stderr, "DER UTF8_1 decoded to %lu wchar_t\n", y); for (x = 0; x < y; x++) fprintf(stderr, "%04lx ", (unsigned long)utf8_out[x]); fprintf(stderr, "\n"); return 1; } /* encode it */ x = sizeof(utf8_buf); DO(der_encode_utf8_string(utf8_2, sizeof(utf8_2) / sizeof(utf8_2[0]), utf8_buf, &x)); if (x != sizeof(utf8_2_der) || memcmp(utf8_buf, utf8_2_der, x)) { fprintf(stderr, "DER UTF8_2 encoded to %lu bytes\n", x); for (y = 0; y < x; y++) fprintf(stderr, "%02x ", (unsigned)utf8_buf[y]); fprintf(stderr, "\n"); return 1; } /* decode it */ y = sizeof(utf8_out) / sizeof(utf8_out[0]); DO(der_decode_utf8_string(utf8_buf, x, utf8_out, &y)); if (y != (sizeof(utf8_2) / sizeof(utf8_2[0])) || memcmp(utf8_2, utf8_out, y * sizeof(wchar_t))) { fprintf(stderr, "DER UTF8_2 decoded to %lu wchar_t\n", y); for (x = 0; x < y; x++) fprintf(stderr, "%04lx ", (unsigned long)utf8_out[x]); fprintf(stderr, "\n"); return 1; } der_set_test(); der_flexi_test(); return der_choice_test(); } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */