2016-03-19 01:01:07 +08:00
|
|
|
/* machine/_arc4random.h
|
|
|
|
|
|
|
|
|
|
This file is part of Cygwin.
|
|
|
|
|
|
|
|
|
|
This software is a copyrighted work licensed under the terms of the
|
|
|
|
|
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
|
|
|
|
|
details. */
|
|
|
|
|
|
|
|
|
|
#ifndef _MACHINE_ARC4RANDOM_H
|
|
|
|
|
#define _MACHINE_ARC4RANDOM_H
|
|
|
|
|
|
|
|
|
|
extern int __isthreaded;
|
|
|
|
|
|
|
|
|
|
#define _ARC4_LOCK_INIT __LOCK_INIT(static, _arc4random_mutex);
|
|
|
|
|
|
|
|
|
|
#define _ARC4_LOCK() \
|
|
|
|
|
do { \
|
|
|
|
|
if (__isthreaded) \
|
|
|
|
|
__lock_acquire (_arc4random_mutex); \
|
|
|
|
|
} while (0)
|
|
|
|
|
|
|
|
|
|
#define _ARC4_UNLOCK() \
|
|
|
|
|
do { \
|
|
|
|
|
if (__isthreaded) \
|
|
|
|
|
__lock_release (_arc4random_mutex); \
|
|
|
|
|
} while (0)
|
|
|
|
|
|
2020-03-11 20:36:41 +08:00
|
|
|
#endif /* _MACHINE_ARC4RANDOM_H */
|
