113 lines
3.7 KiB
C
Executable File
113 lines
3.7 KiB
C
Executable File
/*
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* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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*/
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#ifndef __ARCH_SYS_ARCH_H__
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#define __ARCH_SYS_ARCH_H__
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#include "lwip/opt.h"
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#if (NO_SYS == 0)
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#include "kernel/os/os.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* mutex */
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#define LWIP_COMPAT_MUTEX 0
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typedef OS_Mutex_t sys_mutex_t;
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#define sys_mutex_valid(x) OS_MutexIsValid(x)
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#define sys_mutex_set_invalid(x) OS_MutexSetInvalid(x)
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/* semaphore */
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typedef OS_Semaphore_t sys_sem_t;
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#define sys_sem_valid(x) OS_SemaphoreIsValid(x)
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#define sys_sem_set_invalid(x) OS_SemaphoreSetInvalid(x)
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/* mail box */
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#if LWIP_MBOX_TRACE
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typedef struct {
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OS_Queue_t q;
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u8_t avail;
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u8_t used;
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u8_t max;
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u32_t err;
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} sys_mbox_t;
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#define sys_mbox_valid(x) OS_QueueIsValid(&((x)->q))
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#define sys_mbox_set_invalid(x) OS_QueueSetInvalid(&((x)->q))
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#else /* LWIP_MBOX_TRACE */
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typedef OS_Queue_t sys_mbox_t;
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#define sys_mbox_valid(x) OS_QueueIsValid(x)
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#define sys_mbox_set_invalid(x) OS_QueueSetInvalid(x)
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#endif /* LWIP_MBOX_TRACE */
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/* thread */
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typedef OS_Thread_t * sys_thread_t;
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/* sleep */
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#define sys_msleep(msec) OS_MSleep(msec)
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/* Ticks/jiffies since power up. */
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#define sys_jiffies() OS_GetTicks()
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#define SYS_ARCH_PROTECT_USE_MUTEX 0 /* system arch protection using mutex */
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/* protection */
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#if SYS_LIGHTWEIGHT_PROT
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#if SYS_ARCH_PROTECT_USE_MUTEX
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extern OS_Mutex_t g_lwip_sys_mutex;
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#define SYS_ARCH_DECL_PROTECT(lev)
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#define SYS_ARCH_PROTECT(lev) OS_RecursiveMutexLock(&g_lwip_sys_mutex, OS_WAIT_FOREVER)
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#define SYS_ARCH_UNPROTECT(lev) OS_RecursiveMutexUnlock(&g_lwip_sys_mutex)
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#else /* SYS_ARCH_PROTECT_USE_MUTEX */
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#define SYS_ARCH_DECL_PROTECT(lev)
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#define SYS_ARCH_PROTECT(lev) OS_ThreadSuspendScheduler()
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#define SYS_ARCH_UNPROTECT(lev) OS_ThreadResumeScheduler()
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#endif /* SYS_ARCH_PROTECT_USE_MUTEX */
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#else /* SYS_LIGHTWEIGHT_PROT */
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#define SYS_ARCH_DECL_PROTECT(lev)
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#define SYS_ARCH_PROTECT(lev)
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#define SYS_ARCH_UNPROTECT(lev)
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#endif /* SYS_LIGHTWEIGHT_PROT */
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#if LWIP_NETCONN_SEM_PER_THREAD
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sys_sem_t *LWIP_NETCONN_THREAD_SEM_GET();
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void LWIP_NETCONN_THREAD_SEM_ALLOC();
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void LWIP_NETCONN_THREAD_SEM_FREE();
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* (NO_SYS == 0) */
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#endif /* __ARCH_SYS_ARCH_H__ */
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