mirrors/bitcoin
1
0
Fork 0
mirror of https://github.com/bitcoin/bitcoin.git synced 2024-11-20 02:25:40 +01:00
Code Issues Projects Releases Wiki Activity

JNI: Only call ecdsa_verify if its inputs parsed correctly

Browse Source 
Return 0 otherwise instead of calling it with bad parameters.
This commit is contained in:
Jon Griffiths 2016-05-02 23:21:33 +12:00
parent 7b549b1abc
commit a40c701c83
1 changed files with 5 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/java/org_bitcoin_NativeSecp256k1.c
View File

@ -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