public IActionResult HashTransaction(
[FromServices] ITransactionHasher transactionHasher,
Transaction transaction
)
{
return(Ok(new {
Hash = transactionHasher.HashTransaction(transaction),
Algorithm = transactionHasher.HashAlgorithm
}));
}
public bool TryValidateTransaction(Transaction transaction)
{
using (var rsa = RSA.Create())
{
rsa.ImportRSAPublicKey(transaction.SenderWalletID, out var bytesRead);
var hash = _iTransactionHasher.HashTransaction(transaction);
RSAPKCS1SignatureDeformatter vaildator = new RSAPKCS1SignatureDeformatter(rsa);
vaildator.SetHashAlgorithm(_iTransactionHasher.HashAlgorithm);
return(vaildator.VerifySignature(hash, transaction.Signature));
}
}
public Transaction SignTransaction(Transaction transaction, Key key)
{
_iFeatureProvider.Gaurd(FeatureToggles.Crypto.EnableTransactionSigning);
using (var rsa = RSA.Create())
{
rsa.ImportRSAPrivateKey(key.PrivateKey, out var bytesRead);
var hash = _iTransactionHasher.HashTransaction(transaction);
RSAPKCS1SignatureFormatter signer = new RSAPKCS1SignatureFormatter(rsa);
signer.SetHashAlgorithm(_iTransactionHasher.HashAlgorithm);
transaction.Signature = signer.CreateSignature(hash);
return(transaction);
}
}