75 lines
2.9 KiB
C
75 lines
2.9 KiB
C
/*
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* Copyright (c) 2001-2003 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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#if RTOS_FREERTOS
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#include "FreeRTOS.h"
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#include "task.h"
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#include "queue.h"
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#include "semphr.h"
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#define portQUEUE_OVERHEAD_BYTES 1 // Constant, used for consistency
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#endif /* RTOS_FREERTOS */
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/* Find the size of the largest required mbox. */
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#define MAX1 ((TCPIP_MBOX_SIZE > DEFAULT_RAW_RECVMBOX_SIZE) ? \
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TCPIP_MBOX_SIZE : DEFAULT_RAW_RECVMBOX_SIZE)
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#define MAX2 ((MAX1 > DEFAULT_UDP_RECVMBOX_SIZE) ? MAX1 : \
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DEFAULT_UDP_RECVMBOX_SIZE)
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#define MAX3 ((MAX2 > DEFAULT_TCP_RECVMBOX_SIZE) ? MAX2 : \
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DEFAULT_TCP_RECVMBOX_SIZE)
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#define MBOX_MAX ((MAX3 > DEFAULT_ACCEPTMBOX_SIZE) ? MAX3 : \
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DEFAULT_ACCEPTMBOX_SIZE)
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///* A structure to hold the variables for a sys_sem_t. */
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typedef struct {
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QueueHandle_t queue;
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signed char buffer[sizeof(void *) + portQUEUE_OVERHEAD_BYTES];
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} sem_t;
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/* A structure to hold the variables for a sys_mbox_t. */
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typedef struct {
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QueueHandle_t queue;
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signed char buffer[(sizeof(void *) * MBOX_MAX) + portQUEUE_OVERHEAD_BYTES];
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} mbox_t;
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/* Typedefs for the various port-specific types. */
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typedef mbox_t sys_mbox_t;
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typedef sem_t sys_sem_t;
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typedef TaskHandle_t sys_thread_t;
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/* The value for an unallocated mbox. */
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#define SYS_MBOX_NULL 0
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#endif /* __ARCH_SYS_ARCH_H__ */
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