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Add encode/decode functions for ed25519 public keys

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This commit is contained in:
Nick Mathewson
2013-09-30 13:38:12 -04:00
parent 22760c4899
commit c75e275574
3 changed files with 57 additions and 6 deletions
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src/test/test_crypto.c
+27 -5
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@@ -1341,13 +1341,34 @@ test_crypto_ed25519_test_vectors(void *arg)
tor_free(mem_op_hex_tmp);
}
/* XXX
Check known values for secret->public, for public,msg->signature.
*/
#endif
static void
test_crypto_ed25519_encode(void *arg)
{
char buf[ED25519_BASE64_LEN+1];
ed25519_keypair_t kp;
ed25519_public_key_t pk;
char *mem_op_hex_tmp = NULL;
(void) arg;
/* Test roundtrip. */
tt_int_op(0, ==, ed25519_keypair_generate(&kp, 0));
tt_int_op(0, ==, ed25519_public_to_base64(buf, &kp.pubkey));
tt_int_op(ED25519_BASE64_LEN, ==, strlen(buf));
tt_int_op(0, ==, ed25519_public_from_base64(&pk, buf));
test_memeq(kp.pubkey.pubkey, pk.pubkey, ED25519_PUBKEY_LEN);
/* Test known value. */
tt_int_op(0, ==, ed25519_public_from_base64(&pk,
"lVIuIctLjbGZGU5wKMNXxXlSE3cW4kaqkqm04u6pxvM"));
test_memeq_hex(pk.pubkey,
"95522e21cb4b8db199194e7028c357c57952137716e246aa92a9b4e2eea9c6f3");
done:
tor_free(mem_op_hex_tmp);
}
static void
test_crypto_siphash(void *arg)
{
@@ -1487,6 +1508,7 @@ struct testcase_t crypto_tests[] = {
{ "curve25519_persist", test_crypto_curve25519_persist, 0, NULL, NULL },
{ "ed25519_simple", test_crypto_ed25519_simple, 0, NULL, NULL },
{ "ed25519_test_vectors", test_crypto_ed25519_test_vectors, 0, NULL, NULL },
{ "ed25519_encode", test_crypto_ed25519_encode, 0, NULL, NULL },
#endif
{ "siphash", test_crypto_siphash, 0, NULL, NULL },
END_OF_TESTCASES