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pub key extraction working

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This commit is contained in:
Matthew Fosse 2024-04-11 18:37:28 -07:00
parent 2fe5236f04
commit 75c4520008
3 changed files with 20 additions and 67 deletions
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67
cw_bitcoin/lib/electrum_wallet.dart
View file

@ -1243,30 +1243,6 @@ abstract class ElectrumWalletBase
return priv.signMessage(utf8.encode(message), messagePrefix: messagePrefix);
}
// Uint8List? recoverPublicKey(String signature, String messageHash) {
// try {
// // Convert the signature from hex to bytes
// final signatureBytes = HEX.decode(signature);
// // Convert the message hash from hex to bytes
// final messageHashBytes = HEX.decode(messageHash);
// // Create a BitcoinSignature object from the signature bytes
// final bitcoinSignature = BitcoinSignatures.fromCompact(signatureBytes);
// // Recover the public key using the signature and message hash
// final recoveredPublicKey = bitcoinSignature.recoverPublicKey(messageHashBytes);
// // Convert the recovered public key to compressed format
// final compressedPublicKey = recoveredPublicKey.compressed;
// return compressedPublicKey;
// } catch (e) {
// // Return null if an error occurs during the recovery process
// return null;
// }
// }
@override
Future<bool> verifyMessage(String message, String signature, {String? address = null}) async {
if (address == null) {
@ -1281,42 +1257,35 @@ abstract class ElectrumWalletBase
// scriptBytes == hash160 (public key)
String messagePrefix = '\x18Bitcoin Signed Message:\n';
// ECDSASignature signature = ECDSASignature.fromBytes(ascii.encode(signature), generator)
// final btcSigner = BitcoinVerifier.fromKeyBytes([]);
// btcSigner.verifyKey.verify(signature, digest)
print("@@@@@@@@@111111111111");
// final messageHash = QuickCrypto.sha256Hash(
// BitcoinSignerUtils.magicMessage(utf8.encode(message), messagePrefix));
final messageHash = BitcoinSignerUtils.magicMessage(utf8.encode(message), messagePrefix);
// final generator = ProjectiveECCPoint.infinity(Curves.curveSecp256k1);
final messageHash = QuickCrypto.sha256Hash(
BitcoinSignerUtils.magicMessage(utf8.encode(message), messagePrefix));
final generator = Curves.generatorSecp256k1;
print("@@@@@@@@@@@@@@@@@@@@@");
final sigDecodedBytes = hex.decode(signature);
print(signature);
final sig = ECDSASignature.fromBytes(utf8.encode(signature), generator);
final sig = ECDSASignature.fromBytes(sigDecodedBytes, generator);
print("######################");
final sigBytes = utf8.encode(signature);
print(sigBytes[0]);
final pubKey = sig.recoverPublicKey(messageHash, generator, sigBytes[0]);
// final sigBytes = utf8.encode(signature);
// print(sigBytes[0]);
final pubKey = sig.recoverPublicKey(messageHash, generator, sigDecodedBytes[0]);
final recoveredPub = ECPublic.fromBytes(pubKey!.toBytes());
print("recovered!: ${HEX.encode(pubKey.toBytes())} actual: ${hd.pubKey}");
// final recoveredAddress = recoveredPub.toP2wpkhAddress().toAddress(network);
// final recoveredAddress = recoveredPub.toP2wshAddress().toAddress(network);
// final recoveredAddress = recoveredPub.toP2wpkhInP2sh().toAddress(network);
final recoveredAddress = recoveredPub.toP2pkhInP2sh();
final recoveredAddress = recoveredPub.toP2wpkhAddress().toAddress(network);
print("ACTUAL: $address");
print(recoveredPub.toHash160());
print(recoveredPub.toP2wshInP2sh().toAddress(network));
print(recoveredPub.toP2wpkhAddress().toAddress(network));
print("$address $recoveredAddress");
// print("$address $recoveredAddress");
if (recoveredAddress.toAddress(network) == address) {
if (recoveredAddress == address) {
return true;
}

17
cw_nano/lib/nano_wallet.dart
View file

@ -505,9 +505,7 @@ abstract class NanoWalletBase
// nd.NanoHelpers.hexToBytes(privateKey!),
// ),
// );
// return nd.NanoSignatures.signBlock(hash(message), privateKey!);
return nd.NanoSignatures.signBlock(
"AEC75F807DCE45AFA787DE7B395BE498A885525569DD614162E0C80FD4F27EE9", privateKey!);
return nd.NanoSignatures.signBlock(hash(message), privateKey!);
}
@override
@ -516,17 +514,6 @@ abstract class NanoWalletBase
return false;
}
String publicKey = NanoDerivations.addressToPublicKey(address);
// return NanoSignatures.verify(message, signature, publicKey);
print(publicKey);
print("adasdasdadaadadada");
var msg = "AEC75F807DCE45AFA787DE7B395BE498A885525569DD614162E0C80FD4F27EE9";
return nd.Signature.detachedVerify(
// nd.NanoHelpers.hexToBytes(hash(message)),
nd.NanoHelpers.hexToBytes(msg),
nd.NanoHelpers.hexToBytes(signature),
nd.NanoHelpers.hexToBytes(publicKey),
);
return NanoSignatures.verify(message, signature, publicKey);
}
}

3
lib/view_model/dashboard/dashboard_view_model.dart
View file

@ -373,13 +373,10 @@ abstract class DashboardViewModelBase with Store {
@computed
bool get hasSignMessages => [
WalletType.monero,
WalletType.haven,
WalletType.litecoin,
WalletType.bitcoin,
WalletType.bitcoinCash,
WalletType.ethereum,
WalletType.nano,
WalletType.banano,
].contains(wallet.type);
Future<void> reconnect() async {