87 lines
1.4 KiB
C
87 lines
1.4 KiB
C
/*
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* Public domain
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* pthread.h compatibility shim
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*/
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#ifndef LIBCRYPTOCOMPAT_PTHREAD_H
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#define LIBCRYPTOCOMPAT_PTHREAD_H
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#ifdef _WIN32
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#include <windows.h>
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/*
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* Static once initialization values.
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*/
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#define PTHREAD_ONCE_INIT { INIT_ONCE_STATIC_INIT }
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/*
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* Once definitions.
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*/
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struct pthread_once {
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INIT_ONCE once;
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};
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typedef struct pthread_once pthread_once_t;
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static inline BOOL CALLBACK
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_pthread_once_win32_cb(PINIT_ONCE once, PVOID param, PVOID *context)
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{
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void (*cb) (void) = param;
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cb();
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return TRUE;
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}
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static inline int
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pthread_once(pthread_once_t *once, void (*cb) (void))
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{
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BOOL rc = InitOnceExecuteOnce(&once->once, _pthread_once_win32_cb, cb, NULL);
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if (rc == 0)
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return -1;
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else
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return 0;
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}
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typedef DWORD pthread_t;
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static inline pthread_t
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pthread_self(void)
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{
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return GetCurrentThreadId();
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}
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static inline int
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pthread_equal(pthread_t t1, pthread_t t2)
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{
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return t1 == t2;
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}
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typedef CRITICAL_SECTION pthread_mutex_t;
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typedef void pthread_mutexattr_t;
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static inline int
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pthread_mutex_init(pthread_mutex_t *mutex, const pthread_mutexattr_t *attr)
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{
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InitializeCriticalSection(mutex);
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return 0;
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}
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static inline int
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pthread_mutex_lock(pthread_mutex_t *mutex)
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{
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EnterCriticalSection(mutex);
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return 0;
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}
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static inline int
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pthread_mutex_unlock(pthread_mutex_t *mutex)
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{
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LeaveCriticalSection(mutex);
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return 0;
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}
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#else
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#include_next <pthread.h>
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#endif
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#endif
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