sodium_unpad method
Implementation
@pragma('vm:prefer-inline')
int sodium_unpad(
_i1.Pointer<_i1.Size> unpadded_buflen_p,
_i1.Pointer<_i1.UnsignedChar> buf,
int padded_buflen,
int blocksize,
) => _i2.sodium_unpad(unpadded_buflen_p, buf, padded_buflen, blocksize);