frost/secp256k1-kmp
3
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fix for handling ids33 in JNI

Browse Source
This commit is contained in:
kngako
2024-08-21 21:35:27 +02:00
parent e6cba2b505
commit d74895079d
8 changed files with 79 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/commonMain/kotlin/fr/acinq/secp256k1/Secp256k1.kt
View File

@@ -301,13 +301,13 @@ public interface Secp256k1 {
*
* threshold can be deduced from the size of the pubnonces array.
*/
public fun frostNonceProcess(publicNonces: Array<ByteArray>, msg32: ByteArray, publicKey: ByteArray, id33: ByteArray, ids33: Array<ByteArray>, tweakCache: ByteArray?, adaptor: ByteArray?): ByteArray
public fun frostNonceProcess(publicNonces: Array<ByteArray>, threshold: Int, msg32: ByteArray, publicKey: ByteArray, id33: ByteArray, ids33: Array<ByteArray>, tweakCache: ByteArray?, adaptor: ByteArray?): ByteArray
public fun frostPartialSign(secnonce: ByteArray, share: ByteArray, session: ByteArray, tweakCache: ByteArray?): ByteArray
public fun frostPartialSignatureVerify(partialSig: ByteArray, publicNonce: ByteArray, publicShare: ByteArray, session: ByteArray, tweakCache: ByteArray?): Int
public fun frostPartialSignatureAggregate(session: ByteArray, partialSignatures: Array<ByteArray>): ByteArray
public fun frostPartialSignatureAggregate(session: ByteArray, partialSignatures: Array<ByteArray>, threshold: Int): ByteArray
/**
* Delete the secp256k1 context from dynamic memory.

16
src/nativeMain/kotlin/fr/acinq/secp256k1/Secp256k1Native.kt
View File

@@ -788,6 +788,7 @@ public object Secp256k1Native : Secp256k1 {
override fun frostNonceProcess(
publicNonces: Array<ByteArray>,
threshold: Int,
msg32: ByteArray,
publicKey: ByteArray,
id33: ByteArray,
@@ -800,6 +801,7 @@ public object Secp256k1Native : Secp256k1 {
}
require(msg32.size == 32) { "msg32 (${msg32.size}) size should be 32" }
require(publicKey.size == Secp256k1.SERIALIZED_X_ONLY_PUBKEY_SIZE) { "publicKey size (${publicKey.size}) size should be ${Secp256k1.SERIALIZED_X_ONLY_PUBKEY_SIZE}" }
require(ids33.size == threshold) { "ids33 array size much match public nonces array size"}
ids33.forEach {
require(it.size == 33) { "id33 (${it.size}) size should be 33" }
}
@@ -939,10 +941,16 @@ public object Secp256k1Native : Secp256k1 {
}
}
override fun frostPartialSignatureAggregate(session: ByteArray, partialSignatures: Array<ByteArray>): ByteArray {
require(session.size == Secp256k1.FROST_SESSION_SIZE)
override fun frostPartialSignatureAggregate(
session: ByteArray,
partialSignatures: Array<ByteArray>,
threshold: Int
): ByteArray {
require(threshold > 1) { "threshold must be greater then 1" }
require(session.size == Secp256k1.FROST_SESSION_SIZE) { "session size (${session.size}) should be ${Secp256k1.FROST_SESSION_SIZE}" }
require(partialSignatures.size == threshold) { "partialSignatures array size should match the threshold size" }
partialSignatures.forEach { partialSig ->
require(partialSig.size == 32)
require(partialSig.size == 32) { "partialSignatures size (${partialSig.size}) should be 32" }
}
memScoped {
@@ -957,7 +965,7 @@ public object Secp256k1Native : Secp256k1 {
toNat(sig64),
nSession.ptr,
nPartialSignatures.toCValues(),
partialSignatures.size.convert()
threshold.convert()
)
return sig64