File:  [Qemu by Fabrice Bellard] / qemu / qemu-thread.h
Revision 1.1.1.5 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 19:35:10 2018 UTC (12 months, 3 weeks ago) by root
Branches: qemu, MAIN
CVS tags: qemu1101, HEAD
qemu 1.1.1

#ifndef __QEMU_THREAD_H
#define __QEMU_THREAD_H 1

#include <inttypes.h>

typedef struct QemuMutex QemuMutex;
typedef struct QemuCond QemuCond;
typedef struct QemuThread QemuThread;

#ifdef _WIN32
#include "qemu-thread-win32.h"
#else
#include "qemu-thread-posix.h"
#endif

#define QEMU_THREAD_JOINABLE 0
#define QEMU_THREAD_DETACHED 1

void qemu_mutex_init(QemuMutex *mutex);
void qemu_mutex_destroy(QemuMutex *mutex);
void qemu_mutex_lock(QemuMutex *mutex);
int qemu_mutex_trylock(QemuMutex *mutex);
void qemu_mutex_unlock(QemuMutex *mutex);

#define rcu_read_lock() do { } while (0)
#define rcu_read_unlock() do { } while (0)

void qemu_cond_init(QemuCond *cond);
void qemu_cond_destroy(QemuCond *cond);

/*
 * IMPORTANT: The implementation does not guarantee that pthread_cond_signal
 * and pthread_cond_broadcast can be called except while the same mutex is
 * held as in the corresponding pthread_cond_wait calls!
 */
void qemu_cond_signal(QemuCond *cond);
void qemu_cond_broadcast(QemuCond *cond);
void qemu_cond_wait(QemuCond *cond, QemuMutex *mutex);

void qemu_thread_create(QemuThread *thread,
                        void *(*start_routine)(void *),
                        void *arg, int mode);
void *qemu_thread_join(QemuThread *thread);
void qemu_thread_get_self(QemuThread *thread);
int qemu_thread_is_self(QemuThread *thread);
void qemu_thread_exit(void *retval);

#endif

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