code.delx.au - refind/blob - filesystems/test/.svn/text-base/fsw_posix_base.h.svn-base

   1 /**
   2  * \file fsw_posix_base.h
   3  * Base definitions for the POSIX user space host environment.
   4  */
   5
   6 /*-
   7  * Copyright (c) 2006 Christoph Pfisterer
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions are
  11  * met:
  12  *
  13  *  * Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  *
  16  *  * Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the
  19  *    distribution.
  20  *
  21  *  * Neither the name of Christoph Pfisterer nor the names of the
  22  *    contributors may be used to endorse or promote products derived
  23  *    from this software without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  26  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  27  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  28  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  29  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  30  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  31  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  32  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  33  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  34  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  35  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36  */
  37
  38 #ifndef _FSW_POSIX_BASE_H_
  39 #define _FSW_POSIX_BASE_H_
  40
  41
  42 #include <stdio.h>
  43 #include <stdlib.h>
  44 #include <string.h>
  45 #include <unistd.h>
  46 #include <errno.h>
  47
  48 #define FSW_LITTLE_ENDIAN (1)
  49 // TODO: use info from the headers to define FSW_LITTLE_ENDIAN or FSW_BIG_ENDIAN
  50
  51
  52 // types
  53
  54 typedef signed char         fsw_s8;
  55 typedef unsigned char       fsw_u8;
  56 typedef short               fsw_s16;
  57 typedef unsigned short      fsw_u16;
  58 typedef long                fsw_s32;
  59 typedef unsigned long       fsw_u32;
  60 typedef long long           fsw_s64;
  61 typedef unsigned long long  fsw_u64;
  62
  63
  64 // allocation functions
  65
  66 #define fsw_alloc(size, ptrptr) (((*(ptrptr) = malloc(size)) == NULL) ? FSW_OUT_OF_MEMORY : FSW_SUCCESS)
  67 #define fsw_free(ptr) free(ptr)
  68
  69 // memory functions
  70
  71 #define fsw_memzero(dest,size) memset(dest,0,size)
  72 #define fsw_memcpy(dest,src,size) memcpy(dest,src,size)
  73 #define fsw_memeq(p1,p2,size) (memcmp(p1,p2,size) == 0)
  74
  75 // message printing
  76
  77 #define FSW_MSGSTR(s) s
  78 #define FSW_MSGFUNC printf
  79
  80 // 64-bit hooks
  81
  82 #define FSW_U64_SHR(val,shiftbits) ((val) >> (shiftbits))
  83 #define FSW_U64_DIV(val,divisor) ((val) / (divisor))
  84 #define DEBUG(x)
  85
  86 #define RShiftU64(val, shift) ((val) >> (shift))
  87 #define LShiftU64(val, shift) ((val) << (shift))
  88
  89 #endif