/// <summary>
/// Retrieves the hash or Message Authentication Code (MAC) value for the data accumulated from prior calls to <see cref="BCryptHashData(SafeHashHandle, byte[], int, BCryptHashDataFlags)"/>.
/// </summary>
/// <param name="hHash">
/// The handle of the hash or MAC object to use to compute the hash or MAC. This handle is obtained by calling the <see cref="BCryptCreateHash(SafeAlgorithmHandle, byte[], byte[], BCryptCreateHashFlags)"/> function. After this function has been called, the hash handle passed to this function cannot be used again except in a call to <see cref="BCryptDestroyHash"/>.
/// </param>
/// <param name="flags">A set of flags that modify the behavior of this function.</param>
/// <returns>The hash or MAC value.</returns>
public static byte[] BCryptFinishHash(
SafeHashHandle hHash,
BCryptFinishHashFlags flags = BCryptFinishHashFlags.None)
{
int hashLength = BCryptGetProperty <int>(hHash, PropertyNames.BCRYPT_HASH_LENGTH);
byte[] result = new byte[hashLength];
BCryptFinishHash(hHash, result, result.Length, flags).ThrowOnError();
return(result);
}
public static extern NTSTATUS BCryptFinishHash(
SafeHashHandle hHash,
[MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 2)] byte[] pbOutput,
int cbOutput,
BCryptFinishHashFlags dwFlags = BCryptFinishHashFlags.None);
