arduino-esp32/tools/sdk/include/lwip/arch/sys_arch.h

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2016-10-06 13:21:30 +02:00
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef __SYS_ARCH_H__
#define __SYS_ARCH_H__
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/queue.h"
#include "freertos/semphr.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef xSemaphoreHandle sys_sem_t;
typedef xSemaphoreHandle sys_mutex_t;
typedef xTaskHandle sys_thread_t;
typedef struct sys_mbox_s {
xQueueHandle os_mbox;
sys_mutex_t lock;
uint8_t alive;
}* sys_mbox_t;
#define LWIP_COMPAT_MUTEX 0
#if !LWIP_COMPAT_MUTEX
#define sys_mutex_valid( x ) ( ( ( *x ) == NULL) ? pdFALSE : pdTRUE )
#define sys_mutex_set_invalid( x ) ( ( *x ) = NULL )
#endif
#define sys_mbox_valid( x ) ( ( ( *x ) == NULL) ? pdFALSE : pdTRUE )
#define sys_mbox_set_invalid( x ) ( ( *x ) = NULL )
#define sys_sem_valid( x ) ( ( ( *x ) == NULL) ? pdFALSE : pdTRUE )
#define sys_sem_set_invalid( x ) ( ( *x ) = NULL )
void sys_delay_ms(uint32_t ms);
sys_sem_t* sys_thread_sem_init(void);
void sys_thread_sem_deinit(void);
sys_sem_t* sys_thread_sem_get(void);
#ifdef __cplusplus
}
#endif
#endif /* __SYS_ARCH_H__ */