rand.h File Reference

#include <stdbool.h>
#include <stdint.h>
#include <stddef.h>

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Macros
#define	YH_INTERNAL   __attribute__((visibility("hidden")))

Functions
bool YH_INTERNAL	rand_generate (uint8_t *buf, size_t cb_buf)

Macro Definition Documentation

YH_INTERNAL

#define YH_INTERNAL   __attribute__((visibility("hidden")))

Definition at line 34 of file rand.h.

Function Documentation

rand_generate()

bool YH_INTERNAL rand_generate	(	uint8_t *	buf,
		size_t	cb_buf )

Definition at line 27 of file rand.c.

                                                {
 
#ifdef _WIN32_BCRYPT
  NTSTATUS status = STATUS_SUCCESS;
 
  BCRYPT_ALG_HANDLE hAlg = 0;
 
  if (!BCRYPT_SUCCESS(
        status =
          BCryptOpenAlgorithmProvider(&hAlg, BCRYPT_RNG_ALGORITHM, NULL, 0))) {
    return false;
  }
 
  status = BCryptGenRandom(hAlg, buf, (ULONG) cb_buf, 0);
  BCryptCloseAlgorithmProvider(hAlg, 0);
 
  return BCRYPT_SUCCESS(status);
 
#else
  return (1 == RAND_bytes(buf, cb_buf));
 
#endif
}

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