cc.h
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/*
* Copyright (C) 2015 Martine Lenders <mlenders@inf.fu-berlin.de>
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @defgroup lwip_arch_cc Compiler and processor description
* @ingroup lwip
* @brief Describes compiler and processor to lwIP
* @{
*
* @file
* @brief Compiler and processor definitions
*
* @author Martine Lenders <mlenders@inf.fu-berlin.de>
*/
#ifndef ARCH_CC_H
#define ARCH_CC_H
#include <assert.h>
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include "irq.h"
#include "byteorder.h"
#include "mutex.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifndef BYTE_ORDER
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
# define BYTE_ORDER (LITTLE_ENDIAN) /**< platform's endianess */
#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
# define BYTE_ORDER (BIG_ENDIAN) /**< platform's endianess */
#else
# error "Byte order is neither little nor big!"
#endif
#endif
/**
* @brief (sn)printf formatters for the generic lwIP types
* @{
*/
#define X8_F "02" PRIx8
#define U16_F PRIu16
#define S16_F PRId16
#define X16_F PRIx16
#define U32_F PRIu32
#define S32_F PRId32
#define X32_F PRIx32
#define SZT_F "lu"
/**
* @}
*/
/**
* @brief Compiler hints for packing structures
* @{
*/
#define PACK_STRUCT_FIELD(x) x
#define PACK_STRUCT_STRUCT __attribute__((packed))
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_END
/**
* @}
*/
/**
* @todo check for best value
*/
#define LWIP_CHKSUM_ALGORITHM (3)
#ifdef MODULE_LOG
# define LWIP_PLATFORM_DIAG(x) LOG_INFO x
# ifdef NDEBUG
# define LWIP_PLATFORM_ASSERT(x)
# else
# define LWIP_PLATFORM_ASSERT(x) \
do { \
LOG_ERROR("Assertion \"%s\" failed at %s:%d\n", x, __FILE__, __LINE__); \
fflush(NULL); \
abort(); \
} while (0)
# endif
#else
# define LWIP_PLATFORM_DIAG(x) printf x
# ifdef NDEBUG
# define LWIP_PLATFORM_ASSERT(x)
# else
# define LWIP_PLATFORM_ASSERT(x) \
do { \
printf("Assertion \"%s\" failed at %s:%d\n", x, __FILE__, __LINE__); \
fflush(NULL); \
abort(); \
} while (0)
# endif
#endif
#define SYS_ARCH_PROTECT(x) mutex_lock(&x)
#define SYS_ARCH_UNPROTECT(x) mutex_unlock(&x)
#define SYS_ARCH_DECL_PROTECT(x) mutex_t x = MUTEX_INIT
#ifdef __cplusplus
}
#endif
#endif /* ARCH_CC_H */
/** @} */