toxcore/toxencryptsave/crypto_pwhash_scryptsalsa208sha256/utils.h

38 lines
811 B
C

#ifdef VANILLA_NACL /* toxcore only uses this when libsodium is unavailable */
#ifndef __SODIUM_UTILS_H__
#define __SODIUM_UTILS_H__
#include <stddef.h>
#include "export.h"
#ifdef __cplusplus
extern "C" {
#endif
#if defined(__cplusplus) || !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L
# define _SODIUM_C99(X)
#else
# define _SODIUM_C99(X) X
#endif
SODIUM_EXPORT
void sodium_memzero(void * const pnt, const size_t len);
/* WARNING: sodium_memcmp() must be used to verify if two secret keys
* are equal, in constant time.
* It returns 0 if the keys are equal, and -1 if they differ.
* This function is not designed for lexicographical comparisons.
*/
SODIUM_EXPORT
int sodium_memcmp(const void * const b1_, const void * const b2_, size_t len);
#ifdef __cplusplus
}
#endif
#endif
#endif