cc.h

不带操作系统的LWIP栈

/*
 * 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 <[e-mail]>
 *
 */
#ifndef __ARCH_CC_H__
#define __ARCH_CC_H__

/* Include some files for defining library routines */
#include <string.h>

#include "cpu.h"
#define KCREENTRANT			large reentrant

/* Define platform endianness */
//#ifndef BYTE_ORDER
#define BYTE_ORDER BIG_ENDIAN
//#endif /* BYTE_ORDER */

/* Define generic types used in lwIP */
typedef unsigned   char    u8_t;
typedef signed     char    s8_t;
typedef unsigned   short   u16_t;
typedef signed     short   s16_t;
typedef unsigned   long    u32_t;
typedef signed     long    s32_t;

typedef u32_t mem_ptr_t;

/* Compiler hints for packing structures */
//#define PACK_STRUCT_FIELD(x) x __attribute__((packed))
//#define PACK_STRUCT_STRUCT __attribute__((packed))
#define PACK_STRUCT_STRUCT 
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_END

/* prototypes for printf() and abort() */
#include <stdio.h>
#include <stdlib.h>
/* Plaform specific diagnostic output */

#define LWIP_PLATEFORM_DIAG 0

#if LWIP_PLATEFORM_DIAG
#define LWIP_PLATFORM_DIAG(x)	{printf x;}
#else
#define LWIP_PLATFORM_DIAG(x)
#endif

#define LWIP_PLATFORM_ASSERT(x)  {puts(x);}
//This have trouble on KEIL C
//#define LWIP_PLATFORM_ASSERT(x)  {printf("Assertion \"%s\" failed at line %d in %s\n", 
//                                     x, __LINE__, __FILE__); /* FIXME */ /*((void(*)(void)) 0)()*/while(1);}
#endif /* __ARCH_CC_H__ */