023c0fec45
Native EDKII module should not use such protocol to load image git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8110 6f19259b-4bc3-4df7-8a09-765794883524
216 lines
8.2 KiB
C
216 lines
8.2 KiB
C
/** @file
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Data structure and functions to load and unload PeImage.
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Copyright (c) 2006 - 2008, Intel Corporation. <BR>
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _IMAGE_H_
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#define _IMAGE_H_
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#define LOADED_IMAGE_PRIVATE_DATA_SIGNATURE SIGNATURE_32('l','d','r','i')
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typedef struct {
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UINTN Signature;
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/// Image handle
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EFI_HANDLE Handle;
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/// Image type
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UINTN Type;
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/// If entrypoint has been called
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BOOLEAN Started;
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/// The image's entry point
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EFI_IMAGE_ENTRY_POINT EntryPoint;
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/// loaded image protocol
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EFI_LOADED_IMAGE_PROTOCOL Info;
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/// Location in memory
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EFI_PHYSICAL_ADDRESS ImageBasePage;
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/// Number of pages
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UINTN NumberOfPages;
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/// Original fixup data
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CHAR8 *FixupData;
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/// Tpl of started image
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EFI_TPL Tpl;
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/// Status returned by started image
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EFI_STATUS Status;
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/// Size of ExitData from started image
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UINTN ExitDataSize;
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/// Pointer to exit data from started image
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VOID *ExitData;
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/// Pointer to pool allocation for context save/retore
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VOID *JumpBuffer;
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/// Pointer to buffer for context save/retore
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BASE_LIBRARY_JUMP_BUFFER *JumpContext;
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/// Machine type from PE image
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UINT16 Machine;
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/// EBC Protocol pointer
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EFI_EBC_PROTOCOL *Ebc;
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/// Runtime image list
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EFI_RUNTIME_IMAGE_ENTRY *RuntimeData;
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/// Pointer to Loaded Image Device Path Protocl
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EFI_DEVICE_PATH_PROTOCOL *LoadedImageDevicePath;
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/// PeCoffLoader ImageContext
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PE_COFF_LOADER_IMAGE_CONTEXT ImageContext;
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} LOADED_IMAGE_PRIVATE_DATA;
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#define LOADED_IMAGE_PRIVATE_DATA_FROM_THIS(a) \
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CR(a, LOADED_IMAGE_PRIVATE_DATA, Info, LOADED_IMAGE_PRIVATE_DATA_SIGNATURE)
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#define LOAD_PE32_IMAGE_PRIVATE_DATA_SIGNATURE SIGNATURE_32('l','p','e','i')
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typedef struct {
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UINTN Signature;
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/// Image handle
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EFI_HANDLE Handle;
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EFI_PE32_IMAGE_PROTOCOL Pe32Image;
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} LOAD_PE32_IMAGE_PRIVATE_DATA;
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#define LOAD_PE32_IMAGE_PRIVATE_DATA_FROM_THIS(a) \
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CR(a, LOAD_PE32_IMAGE_PRIVATE_DATA, Pe32Image, LOAD_PE32_IMAGE_PRIVATE_DATA_SIGNATURE)
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//
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// Private Data Types
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//
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#define IMAGE_FILE_HANDLE_SIGNATURE SIGNATURE_32('i','m','g','f')
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typedef struct {
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UINTN Signature;
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BOOLEAN FreeBuffer;
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VOID *Source;
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UINTN SourceSize;
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} IMAGE_FILE_HANDLE;
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/**
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Opens a file for (simple) reading. The simple read abstraction
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will access the file either from a memory copy, from a file
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system interface, or from the load file interface.
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@param BootPolicy Policy for Open Image File.
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@param SourceBuffer Pointer to the memory location containing copy
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of the image to be loaded.
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@param SourceSize The size in bytes of SourceBuffer.
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@param FilePath The specific file path from which the image is
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loaded
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@param DeviceHandle Pointer to the return device handle.
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@param ImageFileHandle Pointer to the image file handle.
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@param AuthenticationStatus Pointer to a caller-allocated UINT32 in which
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the authentication status is returned.
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@retval EFI_SUCCESS Image file successfully opened.
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@retval EFI_LOAD_ERROR If the caller passed a copy of the file, and
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SourceSize is 0.
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@retval EFI_INVALID_PARAMETER File path is not valid.
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@retval EFI_NOT_FOUND File not found.
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**/
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EFI_STATUS
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CoreOpenImageFile (
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IN BOOLEAN BootPolicy,
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IN VOID *SourceBuffer OPTIONAL,
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IN UINTN SourceSize,
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IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath,
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OUT EFI_HANDLE *DeviceHandle,
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IN IMAGE_FILE_HANDLE *ImageFileHandle,
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OUT UINT32 *AuthenticationStatus
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);
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/**
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Read image file (specified by UserHandle) into user specified buffer with specified offset
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and length.
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@param UserHandle Image file handle
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@param Offset Offset to the source file
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@param ReadSize For input, pointer of size to read; For output,
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pointer of size actually read.
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@param Buffer Buffer to write into
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@retval EFI_SUCCESS Successfully read the specified part of file
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into buffer.
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**/
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EFI_STATUS
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EFIAPI
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CoreReadImageFile (
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IN VOID *UserHandle,
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IN UINTN Offset,
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IN OUT UINTN *ReadSize,
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OUT VOID *Buffer
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);
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/**
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Loads an EFI image into memory and returns a handle to the image with extended parameters.
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@param This Calling context
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@param ParentImageHandle The caller's image handle.
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@param FilePath The specific file path from which the image is
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loaded.
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@param SourceBuffer If not NULL, a pointer to the memory location
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containing a copy of the image to be loaded.
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@param SourceSize The size in bytes of SourceBuffer.
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@param DstBuffer The buffer to store the image.
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@param NumberOfPages For input, specifies the space size of the
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image by caller if not NULL. For output,
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specifies the actual space size needed.
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@param ImageHandle Image handle for output.
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@param EntryPoint Image entry point for output.
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@param Attribute The bit mask of attributes to set for the load
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PE image.
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@retval EFI_SUCCESS The image was loaded into memory.
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@retval EFI_NOT_FOUND The FilePath was not found.
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@retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
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@retval EFI_UNSUPPORTED The image type is not supported, or the device
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path cannot be parsed to locate the proper
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protocol for loading the file.
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@retval EFI_OUT_OF_RESOURCES Image was not loaded due to insufficient
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resources.
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**/
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EFI_STATUS
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EFIAPI
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CoreLoadImageEx (
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IN EFI_PE32_IMAGE_PROTOCOL *This,
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IN EFI_HANDLE ParentImageHandle,
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IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
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IN VOID *SourceBuffer OPTIONAL,
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IN UINTN SourceSize,
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IN EFI_PHYSICAL_ADDRESS DstBuffer OPTIONAL,
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OUT UINTN *NumberOfPages OPTIONAL,
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OUT EFI_HANDLE *ImageHandle,
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OUT EFI_PHYSICAL_ADDRESS *EntryPoint OPTIONAL,
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IN UINT32 Attribute
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);
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/**
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Unload the specified image.
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@param This Indicates the calling context.
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@param ImageHandle The specified image handle.
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@retval EFI_INVALID_PARAMETER Image handle is NULL.
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@retval EFI_UNSUPPORTED Attempt to unload an unsupported image.
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@retval EFI_SUCCESS Image successfully unloaded.
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**/
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EFI_STATUS
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EFIAPI
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CoreUnloadImageEx (
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IN EFI_PE32_IMAGE_PROTOCOL *This,
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IN EFI_HANDLE ImageHandle
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);
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#endif
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