110 lines
3.9 KiB
C
110 lines
3.9 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_CC_H__
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#define __ARCH_CC_H__
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#if 1
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/* Include some files for defining library routines */
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#include <stdio.h> /* printf, fflush, FILE */
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#include <stdlib.h> /* abort */
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#else
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/* Declare fuction prototypes for assert/diag/error - leads to some warnings,
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* but good to test if no includes are missing. */
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int printf(const char *format, ...);
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void abort(void);
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struct _iobuf;
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typedef struct _iobuf FILE;
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int fflush(FILE *stream);
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#endif
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/** @todo fix some warnings: don't use #pragma if compiling with cygwin gcc */
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#ifndef __GNUC__
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#include <limits.h>
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#pragma warning (disable: 4244) /* disable conversion warning (implicit integer promotion!) */
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#pragma warning (disable: 4127) /* conditional expression is constant */
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#pragma warning (disable: 4996) /* 'strncpy' was declared deprecated */
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#pragma warning (disable: 4103) /* structure packing changed by including file */
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#endif
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#define LWIP_PROVIDE_ERRNO
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/* Define platform endianness (might already be defined) */
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#ifndef BYTE_ORDER
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#define BYTE_ORDER LITTLE_ENDIAN
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#endif /* BYTE_ORDER */
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/* Define generic types used in lwIP */
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typedef unsigned char u8_t;
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typedef signed char s8_t;
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typedef unsigned short u16_t;
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typedef signed short s16_t;
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typedef unsigned long u32_t;
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typedef signed long s32_t;
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typedef size_t mem_ptr_t;
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typedef u32_t sys_prot_t;
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/* Define (sn)printf formatters for these lwIP types */
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#define X8_F "02x"
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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 U32_F
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/* Compiler hints for packing structures */
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#define PACK_STRUCT_STRUCT
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#define PACK_STRUCT_USE_INCLUDES
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/* Plaform specific diagnostic output */
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#define LWIP_PLATFORM_DIAG(x) do { printf x; } while(0)
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#define LWIP_PLATFORM_ASSERT(x) do { printf("Assertion \"%s\" failed at line %d in %s\n", \
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x, __LINE__, __FILE__); fflush(NULL); abort(); } while(0)
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#define LWIP_ERROR(message, expression, handler) do { if (!(expression)) { \
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printf("Assertion \"%s\" failed at line %d in %s\n", message, __LINE__, __FILE__); \
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fflush(NULL);handler;} } while(0)
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/* C runtime functions redefined */
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#define snprintf _snprintf
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u32_t dns_lookup_external_hosts_file(const char *name);
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#define LWIP_RAND() ((u32_t)rand())
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#endif /* __ARCH_CC_H__ */
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