/**
 * \file
 *
 * \brief lwIP abstraction layer for SAM.
 *
 * Copyright (c) 2012 Atmel Corporation. All rights reserved.
 *
 * \asf_license_start
 *
 * \page License
 *
 * 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 Atmel may not be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * 4. This software may only be redistributed and used in connection with an
 *    Atmel microcontroller product.
 *
 * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
 * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL 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.
 *
 * \asf_license_stop
 *
 */

#ifndef CC_H_INCLUDED
#define CC_H_INCLUDED

/* Define platform endianness */
#define BYTE_ORDER LITTLE_ENDIAN

/* The unsigned data types */
typedef unsigned char u8_t;
typedef unsigned short u16_t;
typedef unsigned int u32_t;

/* The signed counterparts */
typedef signed char s8_t;
typedef signed short s16_t;
typedef signed int s32_t;

/* A generic pointer type */
typedef u32_t mem_ptr_t;

/* Display name of types */
#define U16_F           "hu"
#define S16_F           "hd"
#define X16_F           "hx"
#define U32_F           "u"
#define S32_F           "d"
#define X32_F           "x"

/* Compiler hints for packing lwip's structures */
#if defined(__CC_ARM)
    /* Setup PACKing macros for MDK Tools */
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT __attribute__ ((packed))
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#elif defined (__ICCARM__)
    /* Setup PACKing macros for EWARM Tools */
#define PACK_STRUCT_BEGIN __packed
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#elif defined (__GNUC__)
    /* Setup PACKing macros for GCC Tools */
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT __attribute__ ((packed))
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#else
#error "This compiler does not support."
#endif

/* define LWIP_COMPAT_MUTEX
    to let sys.h use binary semaphores instead of mutexes - as before in 1.3.2
    Refer CHANGELOG
*/
#define  LWIP_COMPAT_MUTEX  1

#define lwip_printf(...)	HF_Debug(DEBUG_TCPIP,__VA_ARGS__)

#define LWIP_PLATFORM_DIAG(x)	lwip_printf x

#define LWIP_PLATFORM_ASSERT(x) do {/*printf("Assertion \"%s\" failed at line %d in %s\n", x, __LINE__, __FILE__); \
                                      fflush(NULL); abort();*/} while(1)

#define LWIP_PROVIDE_ERRNO /* Make lwip/arch.h define the codes which are used throughout */

#endif /* CC_H_INCLUDED */
