crypto_verify_16.h revision 1.2 
1/* This overwrites dist/src/libsodium/include/sodium/crypto_verify_16.h */
2
3#include <lib/libkern/libkern.h>
4
5static inline int
6crypto_verify_16(const unsigned char *x, const unsigned char *y)
7{
8
9	/*
10	 * crypto_verify_16 must return 0 if equal, -1 if not.
11	 *
12	 * consttime_memequal returns 1 if equal, 0 if not.
13	 *
14	 * Hence we simply subtract one.
15	 */
16	return consttime_memequal(x, y, 16) - 1;
17}
18