/// <summary>
/// Check PoW and that the blocks connect correctly
/// </summary>
/// <param name="network">The network being used</param>
/// <returns>True if PoW is correct</returns>
public bool Validate(Network network)
{
if (network == null)
{
throw new ArgumentNullException("network");
}
if (Block.BlockSignature)
{
return(BlockStake.Validate(network, this));
}
var genesisCorrect = Height != 0 || HashBlock == network.GetGenesis().GetHash();
return(genesisCorrect && Validate(network.Consensus));
}
/// <summary>
/// Check that the header is a valid block header including the work done for PoW blocks.
/// </summary>
/// <param name="network">The network to verify against.</param>
/// <returns><c>true</c> if the header is a valid block header, <c>false</c> otherwise.</returns>
public bool Validate(Network network)
{
if (network == null)
{
throw new ArgumentNullException("network");
}
if (network.Consensus.IsProofOfStake)
{
return(BlockStake.Validate(network, this));
}
bool genesisCorrect = (this.Height != 0) || this.HashBlock == network.GetGenesis().GetHash();
return(genesisCorrect && this.Validate(network.Consensus));
}
/// <summary>
/// Check PoW and that the blocks connect correctly
/// </summary>
/// <param name="network">The network being used</param>
/// <returns>True if PoW is correct</returns>
public bool Validate(Network network)
{
if (network == null)
{
throw new ArgumentNullException("network");
}
if (Height != 0 && Previous == null)
{
return(false);
}
if (Block.BlockSignature)
{
return(BlockStake.Validate(network, this));
}
var heightCorrect = Height == 0 || Height == Previous.Height + 1;
var genesisCorrect = Height != 0 || HashBlock == network.GetGenesis().GetHash();
var hashPrevCorrect = Height == 0 || Header.HashPrevBlock == Previous.HashBlock;
var hashCorrect = HashBlock == Header.GetHash();
var workCorrect = CheckProofOfWorkAndTarget(network);
return(heightCorrect && genesisCorrect && hashPrevCorrect && hashCorrect && workCorrect);
}
