mirror of https://github.com/acidanthera/audk.git
104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
/** @file
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Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
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Copyright (c) 2016 - 2018, ARM Limited. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _FV_LIB_H_
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#define _FV_LIB_H_
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#include <Uefi.h>
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#include <Pi/PiFirmwareVolume.h>
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#include <Pi/PiFirmwareFile.h>
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/**
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Given the input file pointer, search for the next matching file in the
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FFS volume as defined by SearchType. The search starts from FileHeader inside
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the Firmware Volume defined by FwVolHeader.
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@param SearchType Filter to find only files of this type.
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Type EFI_FV_FILETYPE_ALL causes no filtering to be done.
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@param FwVolHeader Pointer to the FV header of the volume to search.
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This parameter must point to a valid FFS volume.
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@param FileHeader Pointer to the current file from which to begin searching.
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This pointer will be updated upon return to reflect the file found.
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@retval EFI_NOT_FOUND No files matching the search criteria were found
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@retval EFI_SUCCESS
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**/
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EFI_STATUS
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EFIAPI
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FfsFindNextFile (
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IN EFI_FV_FILETYPE SearchType,
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IN EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader,
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IN OUT EFI_FFS_FILE_HEADER **FileHeader
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);
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/**
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Given the input file pointer, search for the next matching section in the
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FFS volume.
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@param SearchType Filter to find only sections of this type.
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@param FfsFileHeader Pointer to the current file to search.
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@param SectionHeader Pointer to the Section matching SectionType in FfsFileHeader.
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NULL if section not found
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@retval EFI_NOT_FOUND No files matching the search criteria were found
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@retval EFI_SUCCESS
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**/
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EFI_STATUS
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FfsFindSection (
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IN EFI_SECTION_TYPE SectionType,
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IN EFI_FFS_FILE_HEADER *FfsFileHeader,
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IN OUT EFI_COMMON_SECTION_HEADER **SectionHeader
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);
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/**
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Locates a section within a series of sections
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with the specified section type.
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@param[in] Sections The sections to search
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@param[in] SizeOfSections Total size of all sections
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@param[in] SectionType The section type to locate
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@param[out] FoundSection The FFS section if found
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@retval EFI_SUCCESS The file and section was found
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@retval EFI_NOT_FOUND The file and section was not found
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@retval EFI_VOLUME_CORRUPTED The firmware volume was corrupted
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**/
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EFI_STATUS
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EFIAPI
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FindFfsSectionInSections (
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IN VOID *Sections,
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IN UINTN SizeOfSections,
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IN EFI_SECTION_TYPE SectionType,
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OUT EFI_COMMON_SECTION_HEADER **FoundSection
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);
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/**
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Given the input file pointer, search for the next matching section in the
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FFS volume.
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@param SearchType Filter to find only sections of this type.
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@param FfsFileHeader Pointer to the current file to search.
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@param SectionData Pointer to the Section matching SectionType in FfsFileHeader.
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NULL if section not found
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@param SectionDataSize The size of SectionData
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@retval EFI_NOT_FOUND No files matching the search criteria were found
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@retval EFI_SUCCESS
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**/
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EFI_STATUS
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EFIAPI
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FfsFindSectionData (
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IN EFI_SECTION_TYPE SectionType,
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IN EFI_FFS_FILE_HEADER *FfsFileHeader,
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OUT VOID **SectionData,
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OUT UINTN *SectionDataSize
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);
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#endif
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