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127 lines
4.1 KiB
C
127 lines
4.1 KiB
C
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/*
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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 __CC_H__
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#define __CC_H__
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#include <stdint.h>
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#include <stdio.h>
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/** @ingroup NET_LWIP_ARCH
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* @{
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*/
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/* Types based on stdint.h */
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typedef uint8_t u8_t;
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typedef int8_t s8_t;
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typedef uint16_t u16_t;
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typedef int16_t s16_t;
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typedef uint32_t u32_t;
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typedef int32_t s32_t;
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typedef uintptr_t mem_ptr_t;
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/* Define (sn)printf formatters for these lwIP types */
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#define U16_F "hu"
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#define S16_F "hd"
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#define X16_F "hx"
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#define U32_F "lu"
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#define S32_F "ld"
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#define X32_F "lx"
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#define SZT_F "uz"
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/* ARM/LPC17xx is little endian only */
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#define BYTE_ORDER LITTLE_ENDIAN
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/* Use LWIP error codes */
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#define LWIP_PROVIDE_ERRNO
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#if defined(__arm__) && defined(__ARMCC_VERSION)
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/* Keil uVision4 tools */
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#define PACK_STRUCT_BEGIN __packed
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#define PACK_STRUCT_STRUCT
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#define PACK_STRUCT_END
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#define PACK_STRUCT_FIELD(fld) fld
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#define ALIGNED(n) __align(n)
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#elif defined (__IAR_SYSTEMS_ICC__)
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/* IAR Embedded Workbench tools */
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#define PACK_STRUCT_BEGIN __packed
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#define PACK_STRUCT_STRUCT
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#define PACK_STRUCT_END
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#define PACK_STRUCT_FIELD(fld) fld
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// #define PACK_STRUCT_USE_INCLUDES
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#define ALIGNEDX(x) _Pragma(#x)
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#define ALIGNEDXX(x) ALIGNEDX(data_alignment=x)
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#define ALIGNED(x) ALIGNEDXX(x)
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#else
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/* GCC tools (CodeSourcery) */
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#define PACK_STRUCT_BEGIN
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#define PACK_STRUCT_STRUCT __attribute__ ((__packed__))
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#define PACK_STRUCT_END
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#define PACK_STRUCT_FIELD(fld) fld
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#define ALIGNED(n) __attribute__((aligned (n)))
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// #define ALIGNED(n) __align(n)
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#endif
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/* Used with IP headers only */
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#define LWIP_CHKSUM_ALGORITHM 1
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#ifdef LWIP_DEBUG
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/**
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* @brief Displays an error message on assertion
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* @param msg : Error message to display
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* @param line : Line number in file with error
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* @param file : Filename with error
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* @return Nothing
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* @note This function will display an error message on an assertion
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* to the debug output.
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*/
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void assert_printf(char *msg, int line, char *file);
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/* Plaform specific diagnostic output */
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#define LWIP_PLATFORM_DIAG(vars) printf vars
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#define LWIP_PLATFORM_ASSERT(flag) { assert_printf((flag), __LINE__, __FILE__); }
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#else
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/**
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* @brief LWIP optimized assertion loop (no LWIP_DEBUG)
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* @return DoesnNothing, function doesn't return
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*/
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void assert_loop(void);
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#define LWIP_PLATFORM_DIAG(msg) { ; }
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#define LWIP_PLATFORM_ASSERT(flag) { assert_loop(); }
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#endif
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/**
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* @}
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*/
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#endif /* __CC_H__ */
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