diff options
Diffstat (limited to '')
| -rw-r--r-- | test.c | 138 |
1 files changed, 135 insertions, 3 deletions
@@ -547,7 +547,7 @@ hash_blake2s(unsigned char **msg, size_t msglen, size_t *msgsize, params.digest_len = (uint_least8_t)hashlen; params.fanout = 1; params.depth = 1; - params.key_len = keylen; + params.key_len = (uint_least8_t)keylen; *outlen = hashlen; if (*outlen > *outsize) { @@ -602,7 +602,7 @@ hash_blake2b(unsigned char **msg, size_t msglen, size_t *msgsize, params.digest_len = (uint_least8_t)hashlen; params.fanout = 1; params.depth = 1; - params.key_len = keylen; + params.key_len = (uint_least8_t)keylen; *outlen = hashlen; if (*outlen > *outsize) { @@ -642,6 +642,130 @@ hash_blake2b(unsigned char **msg, size_t msglen, size_t *msgsize, } } +static void +hash_blake2xs(unsigned char **msg, size_t msglen, size_t *msgsize, + unsigned char **key, size_t keylen, size_t *keysize, + size_t hashlen, + unsigned char **out, size_t *outlen, size_t *outsize, + size_t testno, size_t test_lineno, const char *path) +{ + struct libblake_blake2xs_params params; + struct libblake_blake2xs_state state; + size_t req, rem, i, off; + + memset(¶ms, 0, sizeof(params)); + params.digest_len = 32; + params.key_len = (uint_least8_t)keylen; + params.fanout = 1; + params.depth = 1; + params.xof_len = (uint_least64_t)hashlen; + + memset(*out, 0xCC, *outsize); + libblake_blake2xs_init(&state, ¶ms); + + *outlen = hashlen; + if (*outlen > *outsize) { + *out = realloc(*out, *outsize = *outlen); + if (!*out) + ERROR("Internal test error: %s\n", strerror(ENOMEM)); /* $covered$ */ + } + + if (keylen > 64) + ERROR("Internal test error: corrupted test at line %zu in file %s, key is too long\n", test_lineno, path); /* $covered$ */ + + req = libblake_blake2xs_predigest_get_required_input_size(&state); + if (req > *msgsize) { + *msg = realloc(*msg, *msgsize = req); + if (!*msg) + ERROR("Internal test error: %s\n", strerror(ENOMEM)); /* $covered$ */ + } + + if (keylen) { + req = msglen ? 64 : libblake_blake2xs_predigest_get_required_input_size(&state); + if (*keysize < req) { + *key = realloc(*key, *keysize = req); + if (!*key) + ERROR("Internal test error: %s\n", strerror(ENOMEM)); /* $covered$ */ + } + memset(&(*key)[keylen], 0, 64 - keylen); + } + + if (keylen && !msglen) { + libblake_blake2xs_predigest(&state, *key, 64, 0); + } else { + if (keylen) + libblake_blake2xs_force_update(&state, *key, 64); + libblake_blake2xs_predigest(&state, *msg, msglen, 0); + } + + for (i = 0, rem = *outlen, off = 0; rem >= 32; i++, rem -= 32, off += 32) + libblake_blake2xs_digest(&state, i, 32, &(*out)[off]); + if (rem) + libblake_blake2xs_digest(&state, i, rem, &(*out)[off]); +} + +static void +hash_blake2xb(unsigned char **msg, size_t msglen, size_t *msgsize, + unsigned char **key, size_t keylen, size_t *keysize, + size_t hashlen, + unsigned char **out, size_t *outlen, size_t *outsize, + size_t testno, size_t test_lineno, const char *path) +{ + struct libblake_blake2xb_params params; + struct libblake_blake2xb_state state; + size_t req, rem, i, off; + + memset(¶ms, 0, sizeof(params)); + params.digest_len = 64; + params.key_len = (uint_least8_t)keylen; + params.fanout = 1; + params.depth = 1; + params.xof_len = (uint_least64_t)hashlen; + + memset(*out, 0xCC, *outsize); + libblake_blake2xb_init(&state, ¶ms); + + *outlen = hashlen; + if (*outlen > *outsize) { + *out = realloc(*out, *outsize = *outlen); + if (!*out) + ERROR("Internal test error: %s\n", strerror(ENOMEM)); /* $covered$ */ + } + + if (keylen > 128) + ERROR("Internal test error: corrupted test at line %zu in file %s, key is too long\n", test_lineno, path); /* $covered$ */ + + req = libblake_blake2xb_predigest_get_required_input_size(&state); + if (req > *msgsize) { + *msg = realloc(*msg, *msgsize = req); + if (!*msg) + ERROR("Internal test error: %s\n", strerror(ENOMEM)); /* $covered$ */ + } + + if (keylen) { + req = msglen ? 128 : libblake_blake2xb_predigest_get_required_input_size(&state); + if (*keysize < req) { + *key = realloc(*key, *keysize = req); + if (!*key) + ERROR("Internal test error: %s\n", strerror(ENOMEM)); /* $covered$ */ + } + memset(&(*key)[keylen], 0, 128 - keylen); + } + + if (keylen && !msglen) { + libblake_blake2xb_predigest(&state, *key, 128, 0); + } else { + if (keylen) + libblake_blake2xb_force_update(&state, *key, 128); + libblake_blake2xb_predigest(&state, *msg, msglen, 0); + } + + for (i = 0, rem = *outlen, off = 0; rem >= 64; i++, rem -= 64, off += 64) + libblake_blake2xb_digest(&state, i, 64, &(*out)[off]); + if (rem) + libblake_blake2xb_digest(&state, i, rem, &(*out)[off]); +} + int main(void) { @@ -657,9 +781,17 @@ main(void) failed |= check_kat_file("kat/blake2s", "BLAKE2s", &hash_blake2s); failed |= check_kat_file("kat/blake2b", "BLAKE2b", &hash_blake2b); /* TODO need tests for BLAKE2[sb] with salt and pepper */ + failed |= check_kat_file("kat/blake2xs", "BLAKE2Xs", &hash_blake2xs); + failed |= check_kat_file("kat/blake2xb", "BLAKE2Xb", &hash_blake2xb); + + /* TODO test libblake_blake224_update */ + /* TODO test libblake_blake256_update */ + /* TODO test libblake_blake384_update */ + /* TODO test libblake_blake512_update */ /* TODO test libblake_blake2s_update */ /* TODO test libblake_blake2b_update */ - /* TODO need tests for BLAKE2X[sb] */ + /* TODO test libblake_blake2xs_update */ + /* TODO test libblake_blake2xb_update */ return failed; } |