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

   1 /* $Id: fsw_efi_base.h 29125 2010-05-06 09:43:05Z vboxsync $ */
   2 /** @file
   3  * fsw_efi_base.h - Base definitions for the EFI host environment.
   4  */
   5
   6 /*
   7  * Copyright (C) 2010 Oracle Corporation
   8  *
   9  * This file is part of VirtualBox Open Source Edition (OSE), as
  10  * available from http://www.virtualbox.org. This file is free software;
  11  * you can redistribute it and/or modify it under the terms of the GNU
  12  * General Public License (GPL) as published by the Free Software
  13  * Foundation, in version 2 as it comes in the "COPYING" file of the
  14  * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
  15  * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
  16  */
  17
  18 /*-
  19  * This code is based on:
  20  *
  21  * Copyright (c) 2006 Christoph Pfisterer
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions are
  25  * met:
  26  *
  27  *  * Redistributions of source code must retain the above copyright
  28  *    notice, this list of conditions and the following disclaimer.
  29  *
  30  *  * Redistributions in binary form must reproduce the above copyright
  31  *    notice, this list of conditions and the following disclaimer in the
  32  *    documentation and/or other materials provided with the
  33  *    distribution.
  34  *
  35  *  * Neither the name of Christoph Pfisterer nor the names of the
  36  *    contributors may be used to endorse or promote products derived
  37  *    from this software without specific prior written permission.
  38  *
  39  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  40  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  41  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  42  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  43  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  45  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  46  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  47  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  48  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  49  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  50  */
  51
  52 #ifndef _FSW_EFI_BASE_H_
  53 #define _FSW_EFI_BASE_H_
  54
  55 #ifndef VBOX
  56 #include <efi.h>
  57 #include <efilib.h>
  58 #define PROTO_NAME(x) x
  59 #endif
  60
  61 #define FSW_LITTLE_ENDIAN (1)
  62
  63
  64 // types, reuse EFI types
  65
  66 typedef INT8    fsw_s8;
  67 typedef UINT8   fsw_u8;
  68 typedef INT16   fsw_s16;
  69 typedef UINT16  fsw_u16;
  70 typedef INT32   fsw_s32;
  71 typedef UINT32  fsw_u32;
  72 typedef INT64   fsw_s64;
  73 typedef UINT64  fsw_u64;
  74
  75
  76 // allocation functions
  77
  78 #define fsw_alloc(size, ptrptr) (((*(ptrptr) = AllocatePool(size)) == NULL) ? FSW_OUT_OF_MEMORY : FSW_SUCCESS)
  79 #define fsw_free(ptr) FreePool(ptr)
  80
  81 // memory functions
  82
  83 #define fsw_memzero(dest,size) ZeroMem(dest,size)
  84 #define fsw_memcpy(dest,src,size) CopyMem(dest,src,size)
  85 #define fsw_memeq(p1,p2,size) (CompareMem(p1,p2,size) == 0)
  86
  87 // message printing
  88
  89 #define FSW_MSGSTR(s) L##s
  90 #define FSW_MSGFUNC Print
  91
  92 // 64-bit hooks
  93
  94 #define FSW_U64_SHR(val,shiftbits) RShiftU64((val), (shiftbits))
  95 #define FSW_U64_DIV(val,divisor) DivU64x32((val), (divisor), NULL)
  96
  97
  98 #endif