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Tests JNI share aggregate

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This commit is contained in:
kngako
2024-08-20 00:09:56 +02:00
parent be7f11d657
commit af3f44f426
3 changed files with 68 additions and 56 deletions
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60
jni/c/src/fr_acinq_secp256k1_Secp256k1CFunctions.c
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@@ -1488,7 +1488,7 @@ JNIEXPORT jbyteArray JNICALL Java_fr_acinq_secp256k1_Secp256k1CFunctions_secp256
jbyte *in32;
secp256k1_pubkey **vss_commitments;
jbyteArray jvss_commitment;
jbyteArray jvss_commitment, jvss_commitment_bytes;
jbyte *pub;
jbyte *id33;
@@ -1525,7 +1525,8 @@ JNIEXPORT jbyteArray JNICALL Java_fr_acinq_secp256k1_Secp256k1CFunctions_secp256
shares[i] = calloc(1, sizeof(secp256k1_frost_share));
jshare = (jbyteArray)(*penv)->GetObjectArrayElement(penv, jshares, i);
size = (*penv)->GetArrayLength(penv, jshare);
CHECKRESULT1(size != sizeof(secp256k1_frost_share), "invalid share size", free_shares(shares, count));
CHECKRESULT1(size != 32, "invalid share size", free_shares(shares, count));
in32 = (*penv)->GetByteArrayElements(penv, jshare, 0);
result = secp256k1_frost_share_parse(ctx, shares[i], (unsigned char *)in32);
(*penv)->ReleaseByteArrayElements(penv, jshare, in32, 0);
@@ -1535,16 +1536,26 @@ JNIEXPORT jbyteArray JNICALL Java_fr_acinq_secp256k1_Secp256k1CFunctions_secp256
count = (*penv)->GetArrayLength(penv, jvss_commitments);
vss_commitments = calloc(count, sizeof(secp256k1_pubkey *));
for (i = 0; i < count; i++)
{
vss_commitments[i] = calloc(1, sizeof(secp256k1_pubkey));
for(i = 0; i < count; i++) {
jvss_commitment = (jbyteArray)(*penv)->GetObjectArrayElement(penv, jvss_commitments, i);
size = (*penv)->GetArrayLength(penv, jvss_commitment);
CHECKRESULT1((size != 33) && (size != 65), "invalid public key size", free_pubkeys(vss_commitments, count));
pub = (*penv)->GetByteArrayElements(penv, jvss_commitment, 0);
result = secp256k1_ec_pubkey_parse(ctx, vss_commitments[i], (unsigned char *)pub, size);
(*penv)->ReleaseByteArrayElements(penv, jvss_commitment, pub, 0);
CHECKRESULT1(!result, "secp256k1_ec_pubkey_parse failed", free_pubkeys(vss_commitments, count));
CHECKRESULT1(size != jthreshold, "vss commitments should have the same size as threshold", free_pubkeys(vss_commitments, count));
// TODO: Check table of contents
vss_commitments[i] = calloc(jthreshold, sizeof(secp256k1_pubkey));
for (int j = 0; j < jthreshold; j++)
{
// vss_commitment[i] = calloc(1, sizeof(secp256k1_pubkey));
jvss_commitment_bytes = (jbyteArray)(*penv)->GetObjectArrayElement(penv, jvss_commitment, j);
size = (*penv)->GetArrayLength(penv, jvss_commitment_bytes);
CHECKRESULT1(size != 65, "invalid vss commitment size", free_pubkeys(vss_commitments, count));
pub = (*penv)->GetByteArrayElements(penv, jvss_commitment_bytes, 0);
result = secp256k1_ec_pubkey_parse(ctx, &vss_commitments[i][j], (unsigned char *)pub, size);
(*penv)->ReleaseByteArrayElements(penv, jvss_commitment_bytes, pub, 0);
CHECKRESULT1(!result, "secp256k1_ec_pubkey_parse failed", free_pubkeys(vss_commitments, count));
}
}
id33 = (*penv)->GetByteArrayElements(penv, jid33, 0);
@@ -1612,7 +1623,7 @@ JNIEXPORT jint JNICALL Java_fr_acinq_secp256k1_Secp256k1CFunctions_secp256k1_1fr
size = (*penv)->GetArrayLength(penv, jshare);
CHECKRESULT(size != sizeof(secp256k1_frost_share), "invalid share size");
CHECKRESULT(size != 32, "invalid share size");
in32 = (*penv)->GetByteArrayElements(penv, jshare, 0);
result = secp256k1_frost_share_parse(ctx, &share, (unsigned char *)in32);
(*penv)->ReleaseByteArrayElements(penv, jshare, in32, 0);
@@ -1661,7 +1672,9 @@ JNIEXPORT jbyteArray JNICALL Java_fr_acinq_secp256k1_Secp256k1CFunctions_secp256
jbyte *id33, *jpubkey;
secp256k1_pubkey **vss_commitments;
jbyteArray jvss_commitment;
jbyteArray jvss_commitment, jvss_commitment_bytes;
jbyte *pub;
jbyteArray jpubshare;
size_t size, count, i;
@@ -1686,16 +1699,23 @@ JNIEXPORT jbyteArray JNICALL Java_fr_acinq_secp256k1_Secp256k1CFunctions_secp256
count = (*penv)->GetArrayLength(penv, jvss_commitments);
vss_commitments = calloc(count, sizeof(secp256k1_pubkey *));
for (i = 0; i < count; i++)
{
vss_commitments[i] = calloc(1, sizeof(secp256k1_pubkey));
for(i = 0; i < count; i++) {
jvss_commitment = (jbyteArray)(*penv)->GetObjectArrayElement(penv, jvss_commitments, i);
size = (*penv)->GetArrayLength(penv, jvss_commitment);
CHECKRESULT1((size != 33) && (size != 65), "invalid public key size", free_pubkeys(vss_commitments, count));
jpubkey = (*penv)->GetByteArrayElements(penv, jvss_commitment, 0);
result = secp256k1_ec_pubkey_parse(ctx, vss_commitments[i], (unsigned char *)jpubkey, size);
(*penv)->ReleaseByteArrayElements(penv, jvss_commitment, jpubkey, 0);
CHECKRESULT1(!result, "secp256k1_ec_pubkey_parse failed", free_pubkeys(vss_commitments, count));
CHECKRESULT1(size != jthreshold, "vss commitments should have the same size as threshold", free_pubkeys(vss_commitments, count));
vss_commitments[i] = calloc(jthreshold, sizeof(secp256k1_pubkey));
for (int j = 0; j < jthreshold; j++)
{
jvss_commitment_bytes = (jbyteArray)(*penv)->GetObjectArrayElement(penv, jvss_commitment, j);
size = (*penv)->GetArrayLength(penv, jvss_commitment_bytes);
CHECKRESULT1(size != 65, "invalid vss commitment size", free_pubkeys(vss_commitments, count));
pub = (*penv)->GetByteArrayElements(penv, jvss_commitment_bytes, 0);
result = secp256k1_ec_pubkey_parse(ctx, &vss_commitments[i][j], (unsigned char *)pub, size);
(*penv)->ReleaseByteArrayElements(penv, jvss_commitment_bytes, pub, 0);
CHECKRESULT1(!result, "secp256k1_ec_pubkey_parse failed", free_pubkeys(vss_commitments, count));
}
}
result = secp256k1_frost_compute_pubshare(