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#ifndef GNUTLS_TESTS_X509SIGN_VERIFY_COMMON_H
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#define GNUTLS_TESTS_X509SIGN_VERIFY_COMMON_H
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static void tls_log_func(int level, const char *str)
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{
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fprintf(stderr, "<%d> %s", level, str);
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}
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/* sha1 hash of "hello" string */
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const gnutls_datum_t sha1_data = {
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(void *)
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"\xaa\xf4\xc6\x1d\xdc\xc5\xe8\xa2\xda\xbe"
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"\xde\x0f\x3b\x48\x2c\xd9\xae\xa9\x43\x4d",
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20
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};
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/* sha1 hash of "hello" string */
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const gnutls_datum_t sha256_data = {
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(void *)
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"\x2c\xf2\x4d\xba\x5f\xb0\xa3\x0e\x26\xe8"
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"\x3b\x2a\xc5\xb9\xe2\x9e\x1b\x16\x1e\x5c"
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"\x1f\xa7\x42\x5e\x73\x04\x33\x62\x93\x8b"
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"\x98\x24",
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32
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};
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/* gost r 34.11-94 hash of "hello" string */
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const gnutls_datum_t gostr94_data = {
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(void *)
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"\x92\xea\x6d\xdb\xaf\x40\x02\x0d\xf3\x65"
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"\x1f\x27\x8f\xd7\x15\x12\x17\xa2\x4a\xa8"
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"\xd2\x2e\xbd\x25\x19\xcf\xd4\xd8\x9e\x64"
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"\x50\xea",
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32
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};
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/* Streebog-256 hash of "hello" string */
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const gnutls_datum_t streebog256_data = {
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(void *)
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"\x3f\xb0\x70\x0a\x41\xce\x6e\x41\x41\x3b"
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"\xa7\x64\xf9\x8b\xf2\x13\x5b\xa6\xde\xd5"
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"\x16\xbe\xa2\xfa\xe8\x42\x9c\xc5\xbd\xd4"
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"\x6d\x6d",
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32
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};
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/* Streebog-512 hash of "hello" string */
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const gnutls_datum_t streebog512_data = {
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(void *)
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"\x8d\xf4\x14\x26\x09\x66\xbe\xb7\xb3\x4d"
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"\x92\x07\x63\x07\x9e\x15\xdf\x1f\x63\x29"
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"\x7e\xb3\xdd\x43\x11\xe8\xb5\x85\xd4\xbf"
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"\x2f\x59\x23\x21\x4f\x1d\xfe\xd3\xfd\xee"
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"\x4a\xaf\x01\x83\x30\xa1\x2a\xcd\xe0\xef"
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"\xcc\x33\x8e\xb5\x29\x22\xf3\xe5\x71\x21"
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"\x2d\x42\xc8\xde",
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64
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};
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const gnutls_datum_t invalid_hash_data = {
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(void *)
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"\xaa\xf4\xc6\x1d\xdc\xca\xe8\xa2\xda\xbe"
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"\xde\x0f\x3b\x48\x2c\xb9\xae\xa9\x43\x4d",
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20
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};
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const gnutls_datum_t raw_data = {
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(void *)"hello",
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5
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};
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static void print_keys(gnutls_privkey_t privkey, gnutls_pubkey_t pubkey)
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{
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gnutls_x509_privkey_t xkey;
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gnutls_datum_t out;
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int ret = gnutls_privkey_export_x509(privkey, &xkey);
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if (ret < 0)
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fail("error in privkey export\n");
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ret = gnutls_x509_privkey_export2(xkey, GNUTLS_X509_FMT_PEM, &out;;
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if (ret < 0)
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fail("error in privkey export\n");
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fprintf(stderr, "%s\n", out.data);
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gnutls_free(out.data);
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ret = gnutls_pubkey_export2(pubkey, GNUTLS_X509_FMT_PEM, &out;;
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if (ret < 0)
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fail("error in pubkey export\n");
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fprintf(stderr, "%s\n", out.data);
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gnutls_free(out.data);
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gnutls_x509_privkey_deinit(xkey);
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}
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#define ERR fail("Failure at: %s (%s-%s) (iter: %d)\n", gnutls_sign_get_name(sign_algo), gnutls_pk_get_name(pk), gnutls_digest_get_name(hash), j);
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static
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void test_sig(gnutls_pk_algorithm_t pk, unsigned hash, unsigned bits)
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{
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gnutls_pubkey_t pubkey;
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gnutls_privkey_t privkey;
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gnutls_sign_algorithm_t sign_algo;
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gnutls_datum_t signature;
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const gnutls_datum_t *hash_data;
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int ret;
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unsigned j;
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unsigned vflags = 0;
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if (hash == GNUTLS_DIG_SHA1) {
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hash_data = &sha1_data;
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vflags |= GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1;
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} else if (hash == GNUTLS_DIG_SHA256)
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hash_data = &sha256_data;
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else if (hash == GNUTLS_DIG_GOSTR_94)
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hash_data = &gostr94_data;
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else if (hash == GNUTLS_DIG_STREEBOG_256)
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hash_data = &streebog256_data;
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else if (hash == GNUTLS_DIG_STREEBOG_512)
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hash_data = &streebog512_data;
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else
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abort();
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sign_algo =
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gnutls_pk_to_sign(pk, hash);
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for (j = 0; j < 100; j++) {
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ret = gnutls_pubkey_init(&pubkey);
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if (ret < 0)
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ERR;
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ret = gnutls_privkey_init(&privkey);
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if (ret < 0)
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ERR;
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ret = gnutls_privkey_generate(privkey, pk, bits, 0);
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if (ret < 0)
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ERR;
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ret =
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gnutls_privkey_sign_hash(privkey, hash,
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0, hash_data,
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&signature);
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if (ret < 0)
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ERR;
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ret = gnutls_pubkey_import_privkey(pubkey, privkey, GNUTLS_KEY_DIGITAL_SIGNATURE, 0);
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if (ret < 0)
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ERR;
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ret =
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gnutls_pubkey_verify_hash2(pubkey,
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sign_algo, vflags,
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hash_data, &signature);
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if (ret < 0) {
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print_keys(privkey, pubkey);
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ERR;
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}
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/* should fail */
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ret =
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gnutls_pubkey_verify_hash2(pubkey,
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sign_algo, vflags,
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&invalid_hash_data,
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&signature);
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if (ret != GNUTLS_E_PK_SIG_VERIFY_FAILED) {
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print_keys(privkey, pubkey);
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ERR;
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}
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sign_algo =
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gnutls_pk_to_sign(gnutls_pubkey_get_pk_algorithm
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(pubkey, NULL), hash);
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ret =
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gnutls_pubkey_verify_hash2(pubkey, sign_algo, vflags,
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hash_data, &signature);
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if (ret < 0)
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ERR;
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/* should fail */
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ret =
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gnutls_pubkey_verify_hash2(pubkey, sign_algo, vflags,
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&invalid_hash_data,
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&signature);
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if (ret != GNUTLS_E_PK_SIG_VERIFY_FAILED) {
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print_keys(privkey, pubkey);
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ERR;
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}
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/* test the raw interface */
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gnutls_free(signature.data);
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signature.data = NULL;
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if (pk == GNUTLS_PK_RSA) {
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ret =
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gnutls_privkey_sign_hash(privkey,
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hash,
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GNUTLS_PRIVKEY_SIGN_FLAG_TLS1_RSA,
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hash_data,
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&signature);
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if (ret < 0)
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ERR;
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sign_algo =
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gnutls_pk_to_sign
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(gnutls_pubkey_get_pk_algorithm
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(pubkey, NULL), hash);
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ret =
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gnutls_pubkey_verify_hash2(pubkey,
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sign_algo,
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vflags|GNUTLS_PUBKEY_VERIFY_FLAG_TLS1_RSA,
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hash_data,
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&signature);
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if (ret < 0) {
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print_keys(privkey, pubkey);
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ERR;
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}
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}
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gnutls_free(signature.data);
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gnutls_privkey_deinit(privkey);
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gnutls_pubkey_deinit(pubkey);
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}
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}
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#endif /* GNUTLS_TESTS_X509SIGN_VERIFY_COMMON_H */
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