sdk-hwV1.3/lichee/xr806/appos/include/net/lwip-2.0.3/arch/cc.h

144 lines
4.5 KiB
C
Executable File

/*
* Copyright (c) 2001-2004 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 __ARCH_CC_H__
#define __ARCH_CC_H__
#undef LITTLE_ENDIAN
#undef BIG_ENDIAN
#include <stddef.h>
#include <stdint.h>
#include "sys/defs.h"
/* basic headers */
#define LWIP_NO_STDDEF_H 0
#define LWIP_NO_STDINT_H 0
#define LWIP_NO_INTTYPES_H 1
#define LWIP_NO_LIMITS_H 1
#if 0
/* Types based on stdint.h */
typedef uint8_t u8_t;
typedef int8_t s8_t;
typedef uint16_t u16_t;
typedef int16_t s16_t;
typedef uint32_t u32_t;
typedef int32_t s32_t;
typedef uintptr_t mem_ptr_t;
#endif
/* Define (sn)printf formatters for these lwIP types */
#define X8_F "02x"
#define U16_F "hu"
#define S16_F "hd"
#define X16_F "hx"
#define U32_F "u"
#define S32_F "d"
#define X32_F "x"
#define SZT_F "u"
/* Define platform endianness */
#ifndef BYTE_ORDER
#define BYTE_ORDER LITTLE_ENDIAN
#endif /* BYTE_ORDER */
/* Not use LWIP error codes */
//#define LWIP_PROVIDE_ERRNO
//#define LWIP_ERRNO_INCLUDE <errno.h>
#include <errno.h>
#define set_errno(err) OS_SetErrno(err)
/* Use private struct timeval */
#define LWIP_TIMEVAL_PRIVATE 0
#if (!LWIP_TIMEVAL_PRIVATE)
#include <sys/time.h>
#endif
#if (defined(__GNUC__))
/* GNU Compiler */
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT __attribute__((__packed__))
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(fld) fld
#define ALIGNED(n) __attribute__((aligned (n)))
#elif defined(__CC_ARM)
/* ARM Compiler */
#define PACK_STRUCT_BEGIN __packed
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(fld) fld
#define ALIGNED(n) __align(n)
#else
#error "Compiler not supported."
#endif
#include <string.h>
#define MEMCPY(dst,src,len) memcpy(dst,src,len)
#define SMEMCPY(dst,src,len) memcpy(dst,src,len)
#if defined(__GNUC__) && defined(__thumb2__)
/* Provide Thumb-2 routines for GCC to improve performance */
#define LWIP_CHKSUM thumb2_checksum
/* Set algorithm to 0 so that unused lwip_standard_chksum function
doesn't generate compiler warning */
#define LWIP_CHKSUM_ALGORITHM 0
uint16_t thumb2_checksum(const void* pData, int length);
#else
/* Used with IP headers only */
#define LWIP_CHKSUM_ALGORITHM 1
#endif
/* Debug on/off */
//#define LWIP_DEBUG
//#define LWIP_NOASSERT
#include <stdio.h>
/* Plaform specific diagnostic output */
#define LWIP_PLATFORM_DIAG(x) do {printf x;} while(0)
#define LWIP_PLATFORM_ASSERT(x) \
do { \
printf("%s at line %d in %s\n", x, __LINE__, __FILE__); \
} while(0)
#include "kernel/os/os_time.h"
#define LWIP_RAND() OS_Rand32()
#include "sys/endian.h"
#define LWIP_PLATFORM_BYTESWAP 1
#define LWIP_PLATFORM_HTONS(x) htobe16(x) //__REV16(x)
#define LWIP_PLATFORM_HTONL(x) htobe32(x) //__REV(x)
#include "compiler.h"
#define LWIP_INLINE __inline
#endif /* __ARCH_CC_H__ */