view NaCl/crypto_verify/16.cs @ 20:c873e3dd73fe

Added NaCl cryptography code
author Ivo Smits <Ivo@UCIS.nl>
date Mon, 15 Apr 2013 00:43:48 +0200
parents
children b5e27116bd2a
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???using System;

namespace UCIS.NaCl.crypto_verify {
	unsafe static class _16 {
		const int BYTES = 16;
		public static int crypto_verify(Byte* x, Byte* y) {
			Int32 differentbits = 0;
			for (int i = 0; i < 15; i++) differentbits |= x[i] ^ y[i];
			return (1 & ((differentbits - 1) >> 8)) - 1;
		}
	}
}