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Merge #391: JNI: Only call ecdsa_verify if its inputs parsed correctly

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a40c701 JNI: Only call ecdsa_verify if its inputs parsed correctly (Jon Griffiths)
This commit is contained in:
Pieter Wuille 2016-05-08 19:53:56 +02:00
commit 31c9c12130
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1 changed files with 5 additions and 4 deletions
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9
src/java/org_bitcoin_NativeSecp256k1.c
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@ -48,7 +48,6 @@ SECP256K1_API jint JNICALL Java_org_bitcoin_NativeSecp256k1_secp256k1_1ecdsa_1ve
{
secp256k1_context *ctx = (secp256k1_context*)ctx_l;
int result;
unsigned char* data = (unsigned char*) (*env)->GetDirectBufferAddress(env, byteBufferObject);
const unsigned char* sigdata = { (unsigned char*) (data + 32) };
const unsigned char* pubdata = { (unsigned char*) (data + siglen + 32) };
@ -60,13 +59,15 @@ SECP256K1_API jint JNICALL Java_org_bitcoin_NativeSecp256k1_secp256k1_1ecdsa_1ve
if( ret ) {
ret = secp256k1_ec_pubkey_parse(ctx, &pubkey, pubdata, publen);
if( ret ) {
ret = secp256k1_ecdsa_verify(ctx, &sig, data, &pubkey);
}
}
(void)classObject;
result = secp256k1_ecdsa_verify(ctx, &sig, data, &pubkey);
return result;
return ret;
}
SECP256K1_API jobjectArray JNICALL Java_org_bitcoin_NativeSecp256k1_secp256k1_1ecdsa_1sign