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121 lines
4.6 KiB
C
121 lines
4.6 KiB
C
/* $Id: fsw_efi.h 33540 2010-10-28 09:27:05Z vboxsync $ */
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/** @file
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* fsw_efi.h - EFI host environment header.
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*/
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/*
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* Copyright (C) 2010 Oracle Corporation
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*
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* This file is part of VirtualBox Open Source Edition (OSE), as
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* available from http://www.virtualbox.org. This file is free software;
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* you can redistribute it and/or modify it under the terms of the GNU
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* General Public License (GPL) as published by the Free Software
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* Foundation, in version 2 as it comes in the "COPYING" file of the
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* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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*/
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/*-
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* This code is based on:
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*
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* Copyright (c) 2006 Christoph Pfisterer
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the
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* distribution.
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*
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* * Neither the name of Christoph Pfisterer nor the names of the
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _FSW_EFI_H_
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#define _FSW_EFI_H_
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#include "fsw_core.h"
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extern CHAR8 *msgCursor;
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extern MESSAGE_LOG_PROTOCOL *Msg;
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/**
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* EFI Host: Private per-volume structure.
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*/
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typedef struct {
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UINT64 Signature; //!< Used to identify this structure
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EFI_FILE_IO_INTERFACE FileSystem; //!< Published EFI protocol interface structure
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EFI_HANDLE Handle; //!< The device handle the protocol is attached1 to
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EFI_DISK_IO2_TOKEN DiskIo2Token; //!< The Disk I/O V2 protocol token
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EFI_DISK_IO2_PROTOCOL *DiskIo2; //!< The Disk I/O protocol we use for disk access (V2)
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EFI_DISK_IO_PROTOCOL *DiskIo; //!< The Disk I/O protocol we use for disk access (V1)
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UINT32 MediaId; //!< The media ID from the Block I/O protocol
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EFI_STATUS LastIOStatus; //!< Last status from Disk I/O
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struct fsw_volume *vol; //!< FSW volume structure
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} FSW_VOLUME_DATA;
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/** Signature for the volume structure. */
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#define FSW_VOLUME_DATA_SIGNATURE EFI_SIGNATURE_32 ('f', 's', 'w', 'V')
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/** Access macro for the volume structure. */
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#define FSW_VOLUME_FROM_FILE_SYSTEM(a) CR (a, FSW_VOLUME_DATA, FileSystem, FSW_VOLUME_DATA_SIGNATURE)
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/**
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* EFI Host: Private structure for a EFI_FILE interface.
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*/
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typedef struct {
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UINT64 Signature; //!< Used to identify this structure
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EFI_FILE_PROTOCOL FileHandle; //!< Published EFI protocol interface structure
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UINT64 Type; //!< File type used for dispatching
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struct fsw_shandle shand; //!< FSW handle for this file
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} FSW_FILE_DATA;
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/** File type: regular file. */
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#define FSW_EFI_FILE_TYPE_FILE (0)
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/** File type: directory. */
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#define FSW_EFI_FILE_TYPE_DIR (1)
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/** Signature for the file handle structure. */
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#define FSW_FILE_DATA_SIGNATURE EFI_SIGNATURE_32 ('f', 's', 'w', 'F')
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/** Access macro for the file handle structure. */
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#define FSW_FILE_FROM_FILE_HANDLE(a) CR (a, FSW_FILE_DATA, FileHandle, FSW_FILE_DATA_SIGNATURE)
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//
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// Library functions
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//
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VOID fsw_efi_decode_time(OUT EFI_TIME *EfiTime, IN UINT32 UnixTime);
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UINTN fsw_efi_strsize(struct fsw_string *s);
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VOID fsw_efi_strcpy(CHAR16 *Dest, struct fsw_string *src);
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#endif
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