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Bugfix: Reinitialise buffer lengths that have been used as outputs

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This commit is contained in:
Luke Dashjr 2015-09-01 04:52:35 +00:00
parent 788038d323
commit 1973c7379e
1 changed files with 2 additions and 0 deletions
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2
src/tests.c
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@ -1937,6 +1937,7 @@ void test_ecdsa_end_to_end(void) {
CHECK(secp256k1_ecdsa_signature_parse_der(ctx, &signature[0], sig, siglen) == 1);
CHECK(secp256k1_ecdsa_verify(ctx, &signature[0], message, &pubkey) == 1);
/* Serialize/destroy/parse DER and verify again. */
siglen = 74;
CHECK(secp256k1_ecdsa_signature_serialize_der(ctx, sig, &siglen, &signature[0]) == 1);
sig[secp256k1_rand32() % siglen] += 1 + (secp256k1_rand32() % 255);
CHECK(secp256k1_ecdsa_signature_parse_der(ctx, &signature[0], sig, siglen) == 0 ||
@ -2154,6 +2155,7 @@ void test_ecdsa_edge_cases(void) {
};
size_t outlen = 300;
CHECK(!secp256k1_ec_privkey_export(ctx, privkey, &outlen, seckey, 0));
outlen = 300;
CHECK(!secp256k1_ec_privkey_export(ctx, privkey, &outlen, seckey, 1));
}
}