/// <summary>
/// Verifies that the digital signature of the block is valid for the indicated signer.
/// </summary>
/// <param name="block">The block to verify.</param>
/// <returns>If the digital signature is valid for the block.</returns>
public async Task <bool> VerifyBlockSignature(Block <T> block)
{
DigitalSignature signature = block.Signature;
string signersPublicKey = await _signerRepository.GetPublicKey(signature.SignerId);
return(signersPublicKey == signature.PublicKey &&
Signer.VerifySignature(signersPublicKey, block.BlockHash, signature.Signature));
}
internal Block(T data, long blockNumber, string previouskHash, string signerId, string signersPublicKey, string signature, DateTime createdDate, string blockHash)
{
this.BlockNumber = blockNumber;
this.Data = data;
this.CreatedDate = createdDate;
this.PreviousBlockHash = previouskHash;
this.BlockHash = blockHash;
this.Signature = new DigitalSignature
{
SignerId = signerId,
PublicKey = signersPublicKey
};
ApplySignature(signature);
}
public void ApplySignature(string signature)
{
this.Signature.Signature = signature;
}