fsw_posix_base.h revision 4fd606d1f5abe38e1f42c38de1d2e895166bd0f4
/**
* \file fsw_posix_base.h
* Base definitions for the POSIX user space host environment.
*/
/*-
* Copyright (c) 2006 Christoph Pfisterer
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * 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.
*
* * Neither the name of Christoph Pfisterer nor the names of the
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 COPYRIGHT
* OWNER OR CONTRIBUTORS 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.
*/
#ifndef _FSW_POSIX_BASE_H_
#define _FSW_POSIX_BASE_H_
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <stdint.h>
#define FSW_LITTLE_ENDIAN (1)
// TODO: use info from the headers to define FSW_LITTLE_ENDIAN or FSW_BIG_ENDIAN
// types
typedef int8_t fsw_s8;
typedef uint8_t fsw_u8;
typedef int16_t fsw_s16;
typedef uint16_t fsw_u16;
typedef int32_t fsw_s32;
typedef uint32_t fsw_u32;
typedef int64_t fsw_s64;
typedef uint64_t fsw_u64;
// allocation functions
#define fsw_alloc(size, ptrptr) (((*(ptrptr) = malloc(size)) == NULL) ? FSW_OUT_OF_MEMORY : FSW_SUCCESS)
#define fsw_free(ptr) free(ptr)
// memory functions
#define fsw_memzero(dest,size) memset(dest,0,size)
#define fsw_memcpy(dest,src,size) memcpy(dest,src,size)
#define fsw_memeq(p1,p2,size) (memcmp(p1,p2,size) == 0)
// message printing
#define FSW_MSGSTR(s) s
#define FSW_MSGFUNC printf
// 64-bit hooks
#define FSW_U64_SHR(val,shiftbits) ((val) >> (shiftbits))
#define FSW_U64_DIV(val,divisor) ((val) / (divisor))
#define DEBUG(x)
#define RShiftU64(val, shift) ((val) >> (shift))
#define LShiftU64(val, shift) ((val) << (shift))
#endif