frost/secp256k1-kmp
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Return byteArray instead of array of byteArrays

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This commit is contained in:
kngako
2024-08-13 01:41:45 +02:00
parent 3efca867e6
commit 41ddd40691
6 changed files with 62 additions and 63 deletions
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6
jni/src/main/java/fr/acinq/secp256k1/Secp256k1CFunctions.java
View File

@@ -161,7 +161,7 @@ public class Secp256k1CFunctions {
* [0] agg_share: the aggregated share
* [1] agg_pk: the aggregated x-only public key
*/
public static native byte[][] secp256k1_frost_share_agg(long ctx, byte[][] shares, byte[][][] vss_commitments, int totalShareCount, int threshold, byte[] id33);
public static native byte[] secp256k1_frost_share_agg(long ctx, byte[][] shares, byte[][][] vss_commitments, int totalShareCount, int threshold, byte[] id33);
/**
* Verifies a share received during a key generation session
@@ -269,7 +269,7 @@ public class Secp256k1CFunctions {
* function returns 0. If you do not need it, this arg can be NULL.
* [1] tweak_cache: pointer to a `frost_tweak_cache` struct initialized by `frost_pubkey_tweak`
*/
public static native byte[][] secp256k1_frost_pubkey_xonly_tweak_add(long ctx, byte[] tweakCache, byte[] tweak32);
public static native byte[] secp256k1_frost_pubkey_xonly_tweak_add(long ctx, byte[] tweakCache, byte[] tweak32);
/**
* Starts a signing session by generating a nonce
@@ -310,7 +310,7 @@ public class Secp256k1CFunctions {
* [0] secnonce: pointer to a structure to store the secret nonce
* [1] pubnonce: pointer to a structure to store the public nonce
*/
public static native byte[][] secp256k1_frost_nonce_gen(long ctx, byte[] sessionId32, byte[] share, byte[] msg32, byte[] publicKey, byte[] extraInput32);
public static native byte[] secp256k1_frost_nonce_gen(long ctx, byte[] sessionId32, byte[] share, byte[] msg32, byte[] publicKey, byte[] extraInput32);
/**
* Takes the public nonces of all signers and computes a session that is

17
jni/src/main/kotlin/fr/acinq/secp256k1/NativeSecp256k1.kt
View File

@@ -166,8 +166,8 @@ public object NativeSecp256k1 : Secp256k1 {
id33
)
return Pair(
result[0], // agg_share
result[1] // agg_pk
result.take(Secp256k1.FROST_SERIALIZED_SHARE_SIZE).toByteArray(), // agg_share
result.takeLast(Secp256k1.SERIALIZED_X_ONLY_PUBKEY_SIZE).toByteArray() // agg_pk
)
}
@@ -216,17 +216,12 @@ public object NativeSecp256k1 : Secp256k1 {
)
}
override fun frostPublicKeyXonlyTweakAdd(tweakCache: ByteArray, tweak32: ByteArray): Pair<ByteArray?, ByteArray> {
val result = Secp256k1CFunctions.secp256k1_frost_pubkey_xonly_tweak_add(
override fun frostPublicKeyXonlyTweakAdd(tweakCache: ByteArray, tweak32: ByteArray): ByteArray? {
return Secp256k1CFunctions.secp256k1_frost_pubkey_xonly_tweak_add(
Secp256k1Context.getContext(),
tweakCache,
tweak32
)
return Pair(
result[0], // output_pubkey
result[1] // tweak_cache
)
}
override fun frostNonceGen(
@@ -246,8 +241,8 @@ public object NativeSecp256k1 : Secp256k1 {
)
return Pair(
result[0], // secnonce
result[1] // pubnonce
result.take(Secp256k1.FROST_SECNONCE_SIZE).toByteArray(), // secnonce
result.takeLast(Secp256k1.FROST_SERIALIZED_PUBNONCE_SIZE).toByteArray() // pubnonce
)
}