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/** @file
*
* Copyright (c) 2012-2014, ARM Limited. All rights reserved.
*
* This program and the accompanying materials
* are licensed and made available under the terms and conditions of the BSD License
* which accompanies this distribution. The full text of the license may be found at
* http://opensource.org/licenses/bsd-license.php
*
* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*
**/
#ifndef __BOOTMON_FS_API_H
#define __BOOTMON_FS_API_H
#include <Protocol/SimpleFileSystem.h>
EFI_STATUS
BootMonFsInitialize (
IN BOOTMON_FS_INSTANCE *Instance
);
UINT32
BootMonFsChecksum (
IN VOID *Data,
IN UINT32 Size
);
EFI_STATUS
BootMonFsComputeFooterChecksum (
IN OUT HW_IMAGE_DESCRIPTION *Footer
);
EFIAPI
EFI_STATUS
OpenBootMonFsOpenVolume (
IN EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *This,
OUT EFI_FILE_PROTOCOL **Root
);
UINT32
BootMonFsGetImageLength (
IN BOOTMON_FS_FILE *File
);
UINTN
BootMonFsGetPhysicalSize (
IN BOOTMON_FS_FILE* File
);
EFI_STATUS
BootMonFsCreateFile (
IN BOOTMON_FS_INSTANCE *Instance,
OUT BOOTMON_FS_FILE **File
);
EFIAPI
EFI_STATUS
BootMonFsGetInfo (
IN EFI_FILE_PROTOCOL *This,
IN EFI_GUID *InformationType,
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
);
EFIAPI
EFI_STATUS
BootMonFsReadDirectory (
IN EFI_FILE_PROTOCOL *This,
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
);
EFIAPI
EFI_STATUS
BootMonFsFlushDirectory (
IN EFI_FILE_PROTOCOL *This
);
EFIAPI
EFI_STATUS
BootMonFsFlushFile (
IN EFI_FILE_PROTOCOL *This
);
EFIAPI
EFI_STATUS
BootMonFsCloseFile (
IN EFI_FILE_PROTOCOL *This
);
/**
Open a file on the boot monitor file system.
@param[in] This The EFI_FILE_PROTOCOL parent handle.
@param[out] NewHandle A pointer to the location to return the opened
handle for the new file.
@param[in] FileName The Null-terminated string of the name of the file
to be opened.
@param[in] OpenMode The mode to open the file : Read or Read/Write or
Read/Write/Create
@param[in] Attributes Attributes of the file in case of a file creation
@retval EFI_SUCCESS The file was open.
@retval EFI_NOT_FOUND The specified file could not be found or the specified
directory in which to create a file could not be found.
@retval EFI_DEVICE_ERROR The device reported an error.
@retval EFI_WRITE_PROTECTED Attempt to create a directory. This is not possible
with the BootMon file system.
@retval EFI_OUT_OF_RESOURCES Not enough resources were available to open the file.
@retval EFI_INVALID_PARAMETER At least one of the parameters is invalid.
**/
EFIAPI
EFI_STATUS
BootMonFsOpenFile (
IN EFI_FILE_PROTOCOL *This,
OUT EFI_FILE_PROTOCOL **NewHandle,
IN CHAR16 *FileName,
IN UINT64 OpenMode,
IN UINT64 Attributes
);
/**
Read data from an open file.
@param[in] This A pointer to the EFI_FILE_PROTOCOL instance that
is the file handle to read data from.
@param[in out] BufferSize On input, the size of the Buffer. On output, the
amount of data returned in Buffer. In both cases,
the size is measured in bytes.
@param[out] Buffer The buffer into which the data is read.
@retval EFI_SUCCESS The data was read.
@retval EFI_DEVICE_ERROR On entry, the current file position is
beyond the end of the file, or the device
reported an error while performing the read
operation.
@retval EFI_INVALID_PARAMETER At least one of the parameters is invalid.
**/
EFIAPI
EFI_STATUS
BootMonFsReadFile (
IN EFI_FILE_PROTOCOL *This,
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
);
EFIAPI
EFI_STATUS
BootMonFsSetDirPosition (
IN EFI_FILE_PROTOCOL *This,
IN UINT64 Position
);
EFIAPI
EFI_STATUS
BootMonFsGetPosition (
IN EFI_FILE_PROTOCOL *This,
OUT UINT64 *Position
);
EFIAPI
EFI_STATUS
BootMonFsWriteFile (
IN EFI_FILE_PROTOCOL *This,
IN OUT UINTN *BufferSize,
IN VOID *Buffer
);
EFIAPI
EFI_STATUS
BootMonFsDeleteFail (
IN EFI_FILE_PROTOCOL *This
);
EFIAPI
EFI_STATUS
BootMonFsDelete (
IN EFI_FILE_PROTOCOL *This
);
EFIAPI
EFI_STATUS
BootMonFsSetPosition (
IN EFI_FILE_PROTOCOL *This,
IN UINT64 Position
);
EFIAPI
EFI_STATUS
BootMonFsGetPosition(
IN EFI_FILE_PROTOCOL *This,
OUT UINT64 *Position
);
//
// UNSUPPORTED OPERATIONS
//
EFIAPI
EFI_STATUS
BootMonFsGetPositionUnsupported (
IN EFI_FILE_PROTOCOL *This,
OUT UINT64 *Position
);
EFIAPI
EFI_STATUS
BootMonFsSetInfo (
IN EFI_FILE_PROTOCOL *This,
IN EFI_GUID *InformationType,
IN UINTN BufferSize,
IN VOID *Buffer
);
//
// Directory API
//
EFI_STATUS
BootMonFsOpenDirectory (
OUT EFI_FILE_PROTOCOL **NewHandle,
IN CHAR16 *FileName,
IN BOOTMON_FS_INSTANCE *Volume
);
//
// Internal API
//
EFI_STATUS
BootMonGetFileFromAsciiFileName (
IN BOOTMON_FS_INSTANCE *Instance,
IN CHAR8* AsciiFileName,
OUT BOOTMON_FS_FILE **File
);
EFI_STATUS
BootMonGetFileFromPosition (
IN BOOTMON_FS_INSTANCE *Instance,
IN UINTN Position,
OUT BOOTMON_FS_FILE **File
);
#endif
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