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Introducing thread-safe nxt_random().

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This commit is contained in:
Igor Sysoev
2017-07-10 21:07:12 +03:00
parent dc874cd22e
commit 3bccb7f358
9 changed files with 12 additions and 32 deletions
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20
src/nxt_random.h
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@@ -8,24 +8,6 @@
#define _NXT_RANDOM_H_INCLUDED_
#if (NXT_HAVE_ARC4RANDOM)
/*
* arc4random() has been introduced in OpenBSD 2.1 and then was ported
* to FreeBSD 2.2.6, NetBSD 2.0, MacOSX and SmartOS.
*
* arc4random() automatically initializes itself in the first call and
* then reinitializes itself in the first call in every forked processes.
*/
typedef void *nxt_random_t;
#define nxt_random_init(r)
#define nxt_random(r) arc4random()
#else
typedef struct {
uint8_t i;
uint8_t j;
@@ -41,7 +23,5 @@ uint32_t nxt_random(nxt_random_t *r);
nxt_int_t nxt_random_unit_test(nxt_thread_t *thr);
#endif
#endif
#endif /* _NXT_RANDOM_H_INCLUDED_ */