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Aiden Park
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This will allow necessary messages to be printed to consoles. These macros will redirect debug message to consoles. CONSOLE_PRINT CONSOLE_PRINT_UNICODE These conditional macros will redirect debug message to consoles or DEBUG(). The PrintLevel is valid only when redirected to DEBUG(). CONSOLE_PRINT_CONDITION CONSOLE_PRINT_UNICODE_CONDITION Signed-off-by: Aiden Park <aiden.park@intel.com>
152 lines
4.3 KiB
C
152 lines
4.3 KiB
C
/** @file
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Function prototypes for EXT library
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Copyright (c) 2017 - 2020, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _EXT23_LIB_H_
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#define _EXT23_LIB_H_
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#include <PiPei.h>
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#include <Library/BaseLib.h>
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#include <Library/DebugLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/FileSystemLib.h>
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#define FS_EXT_SIGNATURE SIGNATURE_32 ('p', 'e', 'x', 't')
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/**
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Initialize EXT2/3 file system volumes.
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@param[in] SwPart Software partition index.
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@param[in] PartHandle Partition handle.
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@param[out] FsHandle EXT file system handle.
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@retval EFI_SUCCESS The file system was initialized successfully.
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@retval EFI_INVALID_PARAMETER Parameter is not valid.
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@retval EFI_NOT_FOUND EXT file system was not detected on this partition.
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@retval EFI_OUT_OF_RESOURCES Insufficant memory resource pool.
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**/
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EFI_STATUS
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EFIAPI
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ExtInitFileSystem (
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IN UINT32 SwPart,
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IN EFI_HANDLE PartHandle,
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OUT EFI_HANDLE *FsHandle
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);
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/**
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Clean-up allocated memory/etc. for EXT file system
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@param[in] FsHandle EXT file system handle.
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@retval none
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**/
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VOID
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EFIAPI
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ExtCloseFileSystem (
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IN EFI_HANDLE FsHandle
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);
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/**
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Open a file by its name and return its file handle.
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@param[in] FsHandle file system handle.
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@param[in] FileName The file name to get.
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@param[out] FileHandle file handle
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@retval EFI_SUCCESS The file opened correctly.
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@retval EFI_INVALID_PARAMETER Parameter is not valid.
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@retval EFI_DEVICE_ERROR A device error occurred.
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@retval EFI_NOT_FOUND A requested file cannot be found.
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@retval EFI_OUT_OF_RESOURCES Insufficant memory resource pool.
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**/
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EFI_STATUS
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EFIAPI
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ExtFsOpenFile (
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IN EFI_HANDLE FsHandle,
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IN CHAR16 *FileName,
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OUT EFI_HANDLE *FileHandle
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);
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/**
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Get file size by opened file handle.
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@param[in] FileHandle file handle
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@param[out] FileSize Pointer to file buffer size.
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@retval EFI_SUCCESS The file was loaded correctly.
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@retval EFI_INVALID_PARAMETER Parameter is not valid.
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**/
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EFI_STATUS
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EFIAPI
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ExtFsGetFileSize (
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IN EFI_HANDLE FileHandle,
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OUT UINTN *FileSize
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);
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/**
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Read file into memory by opened file handle.
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@param[in] FileHandle file handle
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@param[out] FileBufferPtr Allocated file buffer pointer.
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@param[out] FileSize Pointer to file buffer size.
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@retval EFI_SUCCESS The file was loaded correctly.
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@retval EFI_INVALID_PARAMETER Parameter is not valid.
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@retval EFI_DEVICE_ERROR A device error occurred.
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@retval EFI_NOT_FOUND A requested file cannot be found.
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@retval EFI_OUT_OF_RESOURCES Insufficant memory resource pool.
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@retval EFI_BUFFER_TOO_SMALL Buffer size is too small.
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**/
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EFI_STATUS
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EFIAPI
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ExtFsReadFile (
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IN EFI_HANDLE FsHandle,
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IN EFI_HANDLE FileHandle,
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OUT VOID **FileBufferPtr,
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OUT UINTN *FileSizePtr
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);
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/**
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Close a file by opened file handle
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@param[in] FileHandle file handle
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@retval none
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**/
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VOID
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EFIAPI
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ExtFsCloseFile (
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IN EFI_HANDLE FileHandle
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);
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/**
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List directories or files
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@param[in] FsHandle file system handle.
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@param[in] DirFilePath directory or file path
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@retval EFI_SUCCESS list directories of files successfully
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@retval EFI_UNSUPPORTED this api is not supported
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@retval Others an error occurs
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**/
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EFI_STATUS
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EFIAPI
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ExtFsListDir (
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IN EFI_HANDLE FsHandle,
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IN CHAR16 *DirFilePath
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);
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#endif // _EXT23_LIB_H_
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