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Turn secp256k1_ec_pubkey_serialize outlen to in/out

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This commit is contained in:
Pieter Wuille
2015-11-05 06:01:56 +01:00
parent 970164dace
commit 06aeea555e
4 changed files with 15 additions and 10 deletions
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1
src/bench_verify.c
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@@ -58,6 +58,7 @@ int main(void) {
CHECK(secp256k1_ecdsa_sign(data.ctx, &sig, data.msg, data.key, NULL, NULL));
CHECK(secp256k1_ecdsa_signature_serialize_der(data.ctx, data.sig, &data.siglen, &sig));
CHECK(secp256k1_ec_pubkey_create(data.ctx, &pubkey, data.key));
data.pubkeylen = 33;
CHECK(secp256k1_ec_pubkey_serialize(data.ctx, data.pubkey, &data.pubkeylen, &pubkey, SECP256K1_EC_COMPRESSED) == 1);
run_benchmark("ecdsa_verify", benchmark_verify, NULL, NULL, &data, 10, 20000);

1
src/secp256k1.c
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@@ -173,6 +173,7 @@ int secp256k1_ec_pubkey_serialize(const secp256k1_context* ctx, unsigned char *o
(void)ctx;
VERIFY_CHECK(ctx != NULL);
ARG_CHECK(outputlen != NULL);
ARG_CHECK(*outputlen >= ((flags & SECP256K1_FLAGS_BIT_COMPRESSION) ? 33 : 65));
len = *outputlen;
*outputlen = 0;
ARG_CHECK(output != NULL);