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readability code clean-up (#548)

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* readability code clean-up

* readability code clean-up
This commit is contained in:
Logan oos Even
2020-12-19 12:29:03 +01:00
committed by GitHub
parent 4e6d9a8f43
commit ab4f507012
2 changed files with 164 additions and 147 deletions
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include/random_numbers.h
+14 -12
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@@ -23,34 +23,36 @@
#include <stdint.h>
#include <stddef.h>
#include <time.h> // time, clock
#include <time.h> /* time, clock */
#include "n2n.h" /* traceEvent */
#include "n2n.h" // traceEvent
// syscall and inquiring random number from hardware generators might fail, so we will retry
#define RND_RETRIES 1000
#if defined (__linux__)
#include <sys/syscall.h> // syscall, SYS_getrandom
#include <sys/syscall.h> /* syscall, SYS_getrandom */
#ifdef SYS_getrandom
#define GRND_NONBLOCK 1
#include <errno.h> // errno, EAGAIN
#include <errno.h> /* errno, EAGAIN */
#endif
#endif
#if defined (__RDRND__) || defined (__RDSEED__)
#include <immintrin.h> // _rdrand64_step, rdseed4_step
#include <immintrin.h> /* _rdrand64_step, rdseed4_step */
#endif
/* The WIN32 code is still untested and thus commented, also see random_numbers.c
#if defined (WIN32)
#include <Wincrypt.h> // HCTYPTPROV, Crypt*-functions
#endif
// the WIN32 code is still untested and thus commented, also see random_numbers.c
/*
#if defined (WIN32)
#include <Wincrypt.h> // HCTYPTPROV, Crypt*-functions
#endif
*/
typedef struct rn_generator_state_t {
uint64_t a, b;
uint64_t a, b;
} rn_generator_state_t;
typedef struct splitmix64_state_t {
@@ -60,9 +62,9 @@ typedef struct splitmix64_state_t {
int n2n_srand (uint64_t seed);
uint64_t n2n_rand ();
uint64_t n2n_rand (void);
uint64_t n2n_seed ();
uint64_t n2n_seed (void);
uint32_t n2n_rand_sqr (uint32_t max_n);