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[qemu.git] / qemu-thread.h
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1#ifndef __QEMU_THREAD_H
2#define __QEMU_THREAD_H 1
e5d355d1 3
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4#include <inttypes.h>
5
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6typedef struct QemuMutex QemuMutex;
7typedef struct QemuCond QemuCond;
8typedef struct QemuThread QemuThread;
9
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10#ifdef _WIN32
11#include "qemu-thread-win32.h"
12#else
13#include "qemu-thread-posix.h"
14#endif
15
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16#define QEMU_THREAD_JOINABLE 0
17#define QEMU_THREAD_DETACHED 1
18
e5d355d1 19void qemu_mutex_init(QemuMutex *mutex);
313b1d69 20void qemu_mutex_destroy(QemuMutex *mutex);
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21void qemu_mutex_lock(QemuMutex *mutex);
22int qemu_mutex_trylock(QemuMutex *mutex);
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23void qemu_mutex_unlock(QemuMutex *mutex);
24
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25#define rcu_read_lock() do { } while (0)
26#define rcu_read_unlock() do { } while (0)
27
e5d355d1 28void qemu_cond_init(QemuCond *cond);
313b1d69 29void qemu_cond_destroy(QemuCond *cond);
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30
31/*
32 * IMPORTANT: The implementation does not guarantee that pthread_cond_signal
33 * and pthread_cond_broadcast can be called except while the same mutex is
34 * held as in the corresponding pthread_cond_wait calls!
35 */
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36void qemu_cond_signal(QemuCond *cond);
37void qemu_cond_broadcast(QemuCond *cond);
38void qemu_cond_wait(QemuCond *cond, QemuMutex *mutex);
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39
40void qemu_thread_create(QemuThread *thread,
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41 void *(*start_routine)(void *),
42 void *arg, int mode);
43void *qemu_thread_join(QemuThread *thread);
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44void qemu_thread_get_self(QemuThread *thread);
45int qemu_thread_is_self(QemuThread *thread);
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46void qemu_thread_exit(void *retval);
47
e5d355d1 48#endif