code.delx.au - refind/blob - filesystems/fsw_efi_base.h

   1 /**
   2  * \file fsw_efi_base.h
   3  * Base definitions for the EFI 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_EFI_BASE_H_
  39 #define _FSW_EFI_BASE_H_
  40
  41 // If its EDK2 EFI Toolkit
  42 #ifdef __MAKEWITH_TIANO
  43 #include "fsw_efi_edk2_base.h"
  44 #else
  45 // Intel EFI Toolkit
  46 #include <efi.h>
  47 #include <efilib.h>
  48 #endif
  49
  50 #define FSW_LITTLE_ENDIAN (1)
  51
  52
  53 // types, reuse EFI types
  54
  55 typedef INT8    fsw_s8;
  56 typedef UINT8   fsw_u8;
  57 typedef INT16   fsw_s16;
  58 typedef UINT16  fsw_u16;
  59 typedef INT32   fsw_s32;
  60 typedef UINT32  fsw_u32;
  61 typedef INT64   fsw_s64;
  62 typedef UINT64  fsw_u64;
  63
  64
  65 // allocation functions
  66
  67 #define fsw_alloc(size, ptrptr) (((*(ptrptr) = AllocatePool(size)) == NULL) ? FSW_OUT_OF_MEMORY : FSW_SUCCESS)
  68 #define fsw_free(ptr) FreePool(ptr)
  69
  70 // memory functions
  71
  72 #define fsw_memzero(dest,size) ZeroMem(dest,size)
  73 #define fsw_memcpy(dest,src,size) CopyMem(dest,src,size)
  74 #define fsw_memeq(p1,p2,size) (CompareMem(p1,p2,size) == 0)
  75
  76 // message printing
  77
  78 #define FSW_MSGSTR(s) L##s
  79 #define FSW_MSGFUNC Print
  80
  81 // 64-bit hooks
  82
  83 #define FSW_U64_SHR(val,shiftbits) RShiftU64((val), (shiftbits))
  84 #define FSW_U64_DIV(val,divisor) DivU64x32((val), (divisor), NULL)
  85
  86
  87 #endif