agent-enviroments/builder/libs/seastar/dpdk/lib/eal/windows/include/pthread.h
2024-09-10 17:06:08 +03:00

95 lines
2.2 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2019 Intel Corporation
*/
#ifndef _PTHREAD_H_
#define _PTHREAD_H_
#include <stdint.h>
#include <sched.h>
/**
* This file is required to support the common code in eal_common_proc.c,
* eal_common_thread.c and common\include\rte_per_lcore.h as Microsoft libc
* does not contain pthread.h. This may be removed in future releases.
*/
#ifdef __cplusplus
extern "C" {
#endif
#include <rte_common.h>
#include <rte_windows.h>
#define PTHREAD_BARRIER_SERIAL_THREAD TRUE
/* defining pthread_t type on Windows since there is no in Microsoft libc*/
typedef uintptr_t pthread_t;
/* defining pthread_attr_t type on Windows since there is no in Microsoft libc*/
typedef void *pthread_attr_t;
typedef void *pthread_mutexattr_t;
typedef CRITICAL_SECTION pthread_mutex_t;
typedef SYNCHRONIZATION_BARRIER pthread_barrier_t;
#define pthread_barrier_init(barrier, attr, count) \
!InitializeSynchronizationBarrier(barrier, count, -1)
#define pthread_barrier_wait(barrier) EnterSynchronizationBarrier(barrier, \
SYNCHRONIZATION_BARRIER_FLAGS_BLOCK_ONLY)
#define pthread_barrier_destroy(barrier) \
!DeleteSynchronizationBarrier(barrier)
#define pthread_cancel(thread) !TerminateThread((HANDLE) thread, 0)
static inline int
pthread_create(void *threadid, const void *threadattr, void *threadfunc,
void *args)
{
RTE_SET_USED(threadattr);
HANDLE hThread;
hThread = CreateThread(NULL, 0,
(LPTHREAD_START_ROUTINE)(uintptr_t)threadfunc,
args, 0, (LPDWORD)threadid);
if (hThread) {
SetPriorityClass(GetCurrentProcess(), NORMAL_PRIORITY_CLASS);
SetThreadPriority(hThread, THREAD_PRIORITY_NORMAL);
}
return ((hThread != NULL) ? 0 : E_FAIL);
}
static inline int
pthread_mutex_init(pthread_mutex_t *mutex,
__rte_unused pthread_mutexattr_t *attr)
{
InitializeCriticalSection(mutex);
return 0;
}
static inline int
pthread_mutex_lock(pthread_mutex_t *mutex)
{
EnterCriticalSection(mutex);
return 0;
}
static inline int
pthread_mutex_unlock(pthread_mutex_t *mutex)
{
LeaveCriticalSection(mutex);
return 0;
}
static inline int
pthread_mutex_destroy(pthread_mutex_t *mutex)
{
DeleteCriticalSection(mutex);
return 0;
}
#ifdef __cplusplus
}
#endif
#endif /* _PTHREAD_H_ */