diff options
Diffstat (limited to '')
| -rw-r--r-- | tests/pkcs1-digest-info.c | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/tests/pkcs1-digest-info.c b/tests/pkcs1-digest-info.c new file mode 100644 index 0000000..8c840f9 --- /dev/null +++ b/tests/pkcs1-digest-info.c @@ -0,0 +1,208 @@ +/* + * Copyright (C) 2016 Red Hat, Inc. + * + * Author: Nikos Mavrogiannopoulos + * + * This file is part of GnuTLS. + * + * GnuTLS is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * GnuTLS is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GnuTLS; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA + */ + +/* Parts copied from GnuTLS example programs. */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> + +#include <string.h> +#include <stdint.h> +#include <gnutls/gnutls.h> +#include <gnutls/crypto.h> + +#include "utils.h" + +static void encode(const char *test_name, gnutls_digest_algorithm_t hash, const gnutls_datum_t *raw, const gnutls_datum_t *expected) +{ + int ret; + gnutls_datum_t out; + gnutls_digest_algorithm_t thash; + uint8_t digest[128]; + unsigned int digest_size; + + ret = gnutls_encode_ber_digest_info(hash, raw, &out); + if (ret < 0) { + fail("%s: gnutls_encode_ber_digest_info: %s\n", test_name, gnutls_strerror(ret)); + exit(1); + } + + if (expected->size!=out.size) { + hexprint(out.data, out.size); + fail("%s: gnutls_encode_ber_digest_info: output has incorrect size (%d, expected %d)\n", test_name, (int)out.size, expected->size); + exit(1); + } + + if (memcmp(expected->data, out.data, out.size) != 0) { + hexprint(out.data, out.size); + fail("%s: gnutls_encode_ber_digest_info: output does not match the expected\n", test_name); + exit(1); + } + + digest_size = sizeof(digest); + ret = gnutls_decode_ber_digest_info(&out, &thash, digest, &digest_size); + if (ret < 0) { + fail("%s: gnutls_decode_ber_digest_info: %s\n", test_name, gnutls_strerror(ret)); + exit(1); + } + + if (thash != hash) { + fail("%s: gnutls_decode_ber_digest_info: wrong hash, got: %d, expected %d\n", test_name, (int)thash, (int)hash); + exit(1); + } + + if (raw->size!=digest_size) { + fail("%s: gnutls_decode_ber_digest_info: output has incorrect size (%d, expected %d)\n", test_name, digest_size, raw->size); + exit(1); + } + + if (memcmp(raw->data, digest, digest_size) != 0) { + fail("%s: gnutls_decode_ber_digest_info: output does not match the expected\n", test_name); + exit(1); + } + + gnutls_free(out.data); + + return; +} + +static void decode(const char *test_name, gnutls_digest_algorithm_t hash, const gnutls_datum_t *raw, const gnutls_datum_t *di, int res) +{ + int ret; + uint8_t digest[128]; + unsigned digest_size; + gnutls_digest_algorithm_t thash; + + digest_size = sizeof(digest); + ret = gnutls_decode_ber_digest_info(di, &thash, digest, &digest_size); + if (res != ret) { + fail("%s: gnutls_decode_ber_digest_info: %s\n", test_name, gnutls_strerror(ret)); + exit(1); + } + + if (ret < 0) { + return; + } + + if (thash != hash) { + fail("%s: gnutls_decode_ber_digest_info: wrong hash, got: %d, expected %d\n", test_name, (int)thash, (int)hash); + exit(1); + } + + if (raw->size!=digest_size) { + fail("%s: gnutls_decode_ber_digest_info: output has incorrect size (%d, expected %d)\n", test_name, digest_size, raw->size); + exit(1); + } + + if (memcmp(raw->data, digest, digest_size) != 0) { + fail("%s: gnutls_decode_ber_digest_info: output does not match the expected\n", test_name); + exit(1); + } + + return; +} + +struct encode_tests_st { + const char *name; + gnutls_digest_algorithm_t hash; + const gnutls_datum_t raw; + const gnutls_datum_t di; +}; + +struct encode_tests_st encode_tests[] = { + { + .name = "rnd1", + .hash = GNUTLS_DIG_SHA1, + .raw = {(void*)"\xf6\x9a\x46\x8a\x84\x69\x7a\x28\x83\xda\x52\xcd\x60\x2f\x39\x78\xff\xa1\x32\x12", 20}, + .di = {(void*)"\x30\x21\x30\x09\x06\x05\x2b\x0e\x03\x02\x1a\x05\x00\x04\x14\xf6\x9a\x46\x8a\x84\x69\x7a\x28\x83\xda\x52\xcd\x60\x2f\x39\x78\xff\xa1\x32\x12",35} + }, + { + .name = "rnd2", + .hash = GNUTLS_DIG_SHA256, + .raw = {(void*)"\x0b\x68\xdf\x4b\x27\xac\xc5\xc5\x52\x43\x74\x32\x39\x5c\x1e\xf5\x6a\xe2\x19\x5a\x58\x75\x81\xa5\x6a\xf5\xbf\x98\x85\xe3\xf9\x25", 32}, + .di = {(void*)"\x30\x31\x30\x0d\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20\x0b\x68\xdf\x4b\x27\xac\xc5\xc5\x52\x43\x74\x32\x39\x5c\x1e\xf5\x6a\xe2\x19\x5a\x58\x75\x81\xa5\x6a\xf5\xbf\x98\x85\xe3\xf9\x25",51} + } +}; + +struct decode_tests_st { + const char *name; + gnutls_digest_algorithm_t hash; + const gnutls_datum_t raw; + const gnutls_datum_t di; + int res; +}; + +struct decode_tests_st decode_tests[] = { + { + .name = "dec-rnd1", + .hash = GNUTLS_DIG_SHA1, + .di = {(void*)"\x30\x21\x30\x09\x06\x05\x2b\x0e\x03\x02\x1a\x05\x00\x04\x14\xf6\x9a\x46\x8a\x84\x69\x7a\x28\x83\xda\x52\xcd\x60\x2f\x39\x78\xff\xa1\x32\x12",35}, + .raw = {(void*)"\xf6\x9a\x46\x8a\x84\x69\x7a\x28\x83\xda\x52\xcd\x60\x2f\x39\x78\xff\xa1\x32\x12", 20}, + .res = 0, + }, + { + .name = "dec-rnd2", + .hash = GNUTLS_DIG_SHA256, + .raw = {(void*)"\x0b\x68\xdf\x4b\x27\xac\xc5\xc5\x52\x43\x74\x32\x39\x5c\x1e\xf5\x6a\xe2\x19\x5a\x58\x75\x81\xa5\x6a\xf5\xbf\x98\x85\xe3\xf9\x25", 32}, + .di = {(void*)"\x30\x31\x30\x0d\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20\x0b\x68\xdf\x4b\x27\xac\xc5\xc5\x52\x43\x74\x32\x39\x5c\x1e\xf5\x6a\xe2\x19\x5a\x58\x75\x81\xa5\x6a\xf5\xbf\x98\x85\xe3\xf9\x25",51}, + .res = 0, + }, + { + .name = "dec-wrong-tag", + .hash = GNUTLS_DIG_SHA256, + .raw = {(void*)"\x0b\x68\xdf\x4b\x27\xac\xc5\xc5\x52\x43\x74\x32\x39\x5c\x1e\xf5\x6a\xe2\x19\x5a\x58\x75\x81\xa5\x6a\xf5\xbf\x98\x85\xe3\xf9\x25", 32}, + .di = {(void*)"\x31\x31\x30\x0d\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20\x0b\x68\xdf\x4b\x27\xac\xc5\xc5\x52\x43\x74\x32\x39\x5c\x1e\xf5\x6a\xe2\x19\x5a\x58\x75\x81\xa5\x6a\xf5\xbf\x98\x85\xe3\xf9\x25",51}, + .res = GNUTLS_E_ASN1_TAG_ERROR + }, + { + .name = "dec-wrong-der", + .hash = GNUTLS_DIG_SHA256, + .raw = {(void*)"\x0b\x68\xdf\x4b\x27\xac\xc5\xc5\x52\x43\x74\x32\x39\x5c\x1e\xf5\x6a\xe2\x19\x5a\x58\x75\x81\xa5\x6a\xf5\xbf\x98\x85\xe3\xf9\x25", 32}, + .di = {(void*)"\x30\x31\x30\x0c\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20\x0b\x68\xdf\x4b\x27\xac\xc5\xc5\x52\x43\x74\x32\x39\x5c\x1e\xf5\x6a\xe2\x19\x5a\x58\x75\x81\xa5\x6a\xf5\xbf\x98\x86\xe3\xf9\x25",51}, + .res = GNUTLS_E_ASN1_DER_ERROR + }, + { + .name = "dec-wrong-hash", + .hash = GNUTLS_DIG_SHA256, + .raw = {(void*)"\x0b\x68\xdf\x4b\x27\xac\xc5\xc5\x52\x43\x74\x32\x39\x5c\x1e\xf5\x6a\xe2\x19\x5a\x58\x75\x81\xa5\x6a\xf5\xbf\x98\x85\xe3\xf9\x25", 32}, + .di = {(void*)"\x30\x31\x30\x0d\x06\x09\x61\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20\x0b\x68\xdf\x4b\x27\xac\xc5\xc5\x52\x43\x74\x32\x39\x5c\x1e\xf5\x6a\xe2\x19\x5a\x58\x75\x81\xa5\x6a\xf5\xbf\x98\x86\xe3\xf9\x25",51}, + .res = GNUTLS_E_UNKNOWN_HASH_ALGORITHM + }, +}; + +void doit(void) +{ + unsigned i; + + for (i=0;i<sizeof(encode_tests)/sizeof(encode_tests[0]);i++) { + encode(encode_tests[i].name, encode_tests[i].hash, &encode_tests[i].raw, &encode_tests[i].di); + } + + for (i=0;i<sizeof(decode_tests)/sizeof(decode_tests[0]);i++) { + decode(decode_tests[i].name, decode_tests[i].hash, &decode_tests[i].raw, &decode_tests[i].di, decode_tests[i].res); + } +} + |