internal static unsafe partial int Sign(
SimpleDigest hashAlgorithm,
byte *key_buffer,
int key_len,
byte *input_buffer,
int input_len,
byte *output_buffer,
int output_len);
internal static unsafe partial int DeriveBits(
byte *password_buffer,
int password_len,
byte *salt_buffer,
int salt_len,
int iterations,
SimpleDigest hashAlgorithm,
byte *output_buffer,
int output_len);
internal static unsafe partial int SimpleDigestHash(
SimpleDigest hash,
byte *input_buffer,
int input_len,
byte *output_buffer,
int output_len);
