diff options
Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/PeCoffLoader.c')
| -rw-r--r-- | EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/PeCoffLoader.c | 1484 |
1 files changed, 0 insertions, 1484 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/PeCoffLoader.c b/EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/PeCoffLoader.c deleted file mode 100644 index 1904902c78..0000000000 --- a/EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/PeCoffLoader.c +++ /dev/null @@ -1,1484 +0,0 @@ -/*++
-
-Copyright (c) 2005 - 2010, Intel Corporation. All rights reserved.<BR>
-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.
-
-Module Name:
-
- PeCoffLoader.c
-
-Abstract:
-
- Tiano PE/COFF loader
-
-Revision History
-
---*/
-
-#include "Tiano.h"
-#include "Pei.h"
-#include "PeiLib.h"
-#include "PeCoffLoaderEx.h"
-
-#ifdef EFI_NT_EMULATOR
-#include "peilib.h"
-#include "EfiHobLib.h"
-#include EFI_PPI_DEFINITION (NtLoadAsDll)
-#endif
-
-STATIC
-EFI_STATUS
-PeCoffLoaderGetPeHeader (
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext,
- OUT EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr
- );
-
-STATIC
-VOID*
-PeCoffLoaderImageAddress (
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext,
- IN UINTN Address
- );
-
-EFI_STATUS
-EFIAPI
-PeCoffLoaderGetImageInfo (
- IN EFI_PEI_PE_COFF_LOADER_PROTOCOL *This,
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- );
-
-EFI_STATUS
-EFIAPI
-PeCoffLoaderRelocateImage (
- IN EFI_PEI_PE_COFF_LOADER_PROTOCOL *This,
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- );
-
-EFI_STATUS
-EFIAPI
-PeCoffLoaderLoadImage (
- IN EFI_PEI_PE_COFF_LOADER_PROTOCOL *This,
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- );
-
-EFI_STATUS
-EFIAPI
-PeCoffLoaderUnloadImage (
- IN EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- );
-
-#if defined (EFI_DEBUG_ITP_BREAK) && !defined (_CONSOLE)
-VOID
-AsmEfiSetBreakSupport (
- IN UINTN LoadAddr
- );
-#endif
-
-EFI_PEI_PE_COFF_LOADER_PROTOCOL mPeCoffLoader = {
- PeCoffLoaderGetImageInfo,
- PeCoffLoaderLoadImage,
- PeCoffLoaderRelocateImage,
- PeCoffLoaderUnloadImage
-};
-
-#ifdef EFI_NT_EMULATOR
-EFI_NT_LOAD_AS_DLL_PPI *mPeCoffLoaderWinNtLoadAsDll = NULL;
-#endif
-
-EFI_STATUS
-InstallEfiPeiPeCoffLoader (
- IN EFI_PEI_SERVICES **PeiServices,
- IN OUT EFI_PEI_PE_COFF_LOADER_PROTOCOL **This,
- IN EFI_PEI_PPI_DESCRIPTOR *ThisPpi
- )
-/*++
-
-Routine Description:
-
- Install PE/COFF loader PPI
-
-Arguments:
-
- PeiServices - General purpose services available to every PEIM
-
- This - Pointer to get Pei PE coff loader protocol as output
-
- ThisPpi - Passed in as EFI_NT_LOAD_AS_DLL_PPI on NT_EMULATOR platform
-
-Returns:
-
- EFI_SUCCESS
-
---*/
-{
- EFI_STATUS Status;
-
- Status = EFI_SUCCESS;
-
-#ifdef EFI_NT_EMULATOR
- //
- // For use by PEI Core and Modules
- //
- if (NULL != PeiServices) {
- Status = (**PeiServices).LocatePpi (
- PeiServices,
- &gEfiNtLoadAsDllPpiGuid,
- 0,
- NULL,
- &mPeCoffLoaderWinNtLoadAsDll
- );
- } else {
- //
- // Now in SecMain or ERM usage, bind appropriately
- //
- PEI_ASSERT (PeiServices, (NULL != ThisPpi));
-
- mPeCoffLoaderWinNtLoadAsDll = (EFI_NT_LOAD_AS_DLL_PPI *) ThisPpi;
- PEI_ASSERT (PeiServices, (NULL != mPeCoffLoaderWinNtLoadAsDll));
- }
-#endif
-
- if (NULL != This) {
- *This = &mPeCoffLoader;
- }
-
- return Status;
-}
-
-STATIC
-EFI_STATUS
-PeCoffLoaderGetPeHeader (
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext,
- OUT EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr
- )
-/*++
-
-Routine Description:
-
- Retrieves the PE or TE Header from a PE/COFF or TE image
-
-Arguments:
-
- ImageContext - The context of the image being loaded
-
- PeHdr - The buffer in which to return the PE32, PE32+, or TE header
-
-Returns:
-
- EFI_SUCCESS if the PE or TE Header is read,
- Otherwise, the error status from reading the PE/COFF or TE image using the ImageRead function.
-
---*/
-{
- EFI_STATUS Status;
- EFI_IMAGE_DOS_HEADER DosHdr;
- UINTN Size;
- UINT16 Magic;
-
- //
- // Read the DOS image header to check for it's existance
- //
- Size = sizeof (EFI_IMAGE_DOS_HEADER);
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- 0,
- &Size,
- &DosHdr
- );
- if (EFI_ERROR (Status)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_IMAGE_READ;
- return Status;
- }
-
- ImageContext->PeCoffHeaderOffset = 0;
- if (DosHdr.e_magic == EFI_IMAGE_DOS_SIGNATURE) {
- //
- // DOS image header is present, so read the PE header after the DOS image
- // header
- //
- ImageContext->PeCoffHeaderOffset = DosHdr.e_lfanew;
- }
-
- //
- // Read the PE/COFF Header. For PE32 (32-bit) this will read in too much
- // data, but that should not hurt anythine. Hdr.Pe32->OptionalHeader.Magic
- // determins if this is a PE32 or PE32+ image. The magic is in the same
- // location in both images.
- //
- Size = sizeof (EFI_IMAGE_OPTIONAL_HEADER_UNION);
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- ImageContext->PeCoffHeaderOffset,
- &Size,
- Hdr.Pe32
- );
- if (EFI_ERROR (Status)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_IMAGE_READ;
- return Status;
- }
-
- //
- // Use Signature to figure out if we understand the image format
- //
- if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) {
- ImageContext->IsTeImage = TRUE;
- ImageContext->Machine = Hdr.Te->Machine;
- ImageContext->ImageType = (UINT16)(Hdr.Te->Subsystem);
- ImageContext->ImageSize = 0;
- ImageContext->SectionAlignment = 4096;
- ImageContext->SizeOfHeaders = sizeof (EFI_TE_IMAGE_HEADER) + (UINTN)Hdr.Te->BaseOfCode - (UINTN)Hdr.Te->StrippedSize;
-
- } else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) {
- ImageContext->IsTeImage = FALSE;
- ImageContext->Machine = Hdr.Pe32->FileHeader.Machine;
-
- //
- // NOTE: We use Machine to identify PE32/PE32+, instead of Magic.
- // It is for backward-compatibility consideration, because
- // some system will generate PE32+ image with PE32 Magic.
- //
- if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_IA32) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC;
- } else if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_IA64) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
- } else if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_X64) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
- } else {
- Magic = Hdr.Pe32->OptionalHeader.Magic;
- }
-
- if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC ||
- Magic == EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC) {
- //
- // PE32 and PE32+ have the same offset for these fields.
- // We use PE32 for both PE32 and PE32+ headers here.
- //
- ImageContext->ImageType = Hdr.Pe32->OptionalHeader.Subsystem;
- ImageContext->ImageSize = (UINT64)Hdr.Pe32->OptionalHeader.SizeOfImage;
- ImageContext->SectionAlignment = Hdr.Pe32->OptionalHeader.SectionAlignment;
- ImageContext->SizeOfHeaders = Hdr.Pe32->OptionalHeader.SizeOfHeaders;
-
- } else {
- ImageContext->ImageError = EFI_IMAGE_ERROR_INVALID_MACHINE_TYPE;
- return EFI_UNSUPPORTED;
- }
- } else {
- ImageContext->ImageError = EFI_IMAGE_ERROR_INVALID_MACHINE_TYPE;
- return EFI_UNSUPPORTED;
- }
-
- if (!PeCoffLoaderImageFormatSupported (ImageContext->Machine)) {
- //
- // If the PE/COFF loader does not support the image type return
- // unsupported. This library can suport lots of types of images
- // this does not mean the user of this library can call the entry
- // point of the image.
- //
- return EFI_UNSUPPORTED;
- }
-
- return EFI_SUCCESS;
-}
-
-STATIC
-EFI_STATUS
-PeCoffLoaderCheckImageType (
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- )
-/*++
-
-Routine Description:
-
- Checks the PE or TE header of a PE/COFF or TE image to determine if it supported
-
-Arguments:
-
- ImageContext - The context of the image being loaded
-
-Returns:
-
- EFI_SUCCESS if the PE/COFF or TE image is supported
- EFI_UNSUPPORTED of the PE/COFF or TE image is not supported.
-
---*/
-{
- switch (ImageContext->ImageType) {
-
- case EFI_IMAGE_SUBSYSTEM_EFI_APPLICATION:
- ImageContext->ImageCodeMemoryType = EfiLoaderCode;
- ImageContext->ImageDataMemoryType = EfiLoaderData;
- break;
-
- case EFI_IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER:
- ImageContext->ImageCodeMemoryType = EfiBootServicesCode;
- ImageContext->ImageDataMemoryType = EfiBootServicesData;
- break;
-
- case EFI_IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER:
- case EFI_IMAGE_SUBSYSTEM_SAL_RUNTIME_DRIVER:
- ImageContext->ImageCodeMemoryType = EfiRuntimeServicesCode;
- ImageContext->ImageDataMemoryType = EfiRuntimeServicesData;
- break;
-
- default:
- ImageContext->ImageError = EFI_IMAGE_ERROR_INVALID_SUBSYSTEM;
- return EFI_UNSUPPORTED;
- }
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-PeCoffLoaderGetImageInfo (
- IN EFI_PEI_PE_COFF_LOADER_PROTOCOL *This,
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- )
-/*++
-
-Routine Description:
-
- Retrieves information on a PE/COFF image
-
-Arguments:
-
- This - Calling context
-
- ImageContext - The context of the image being loaded
-
-Returns:
-
- EFI_SUCCESS if the information on the PE/COFF image was collected.
- EFI_UNSUPPORTED of the PE/COFF image is not supported.
- Otherwise, the error status from reading the PE/COFF image using the
- ImageContext->ImageRead() function
-
- EFI_INVALID_PARAMETER - ImageContext is NULL.
-
---*/
-{
- EFI_STATUS Status;
- EFI_IMAGE_OPTIONAL_HEADER_UNION HdrData;
- EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
- EFI_IMAGE_DATA_DIRECTORY *DebugDirectoryEntry;
- UINTN Size;
- UINTN Index;
- UINTN DebugDirectoryEntryRva;
- UINTN DebugDirectoryEntryFileOffset;
- UINTN SectionHeaderOffset;
- EFI_IMAGE_SECTION_HEADER SectionHeader;
- EFI_IMAGE_DEBUG_DIRECTORY_ENTRY DebugEntry;
- UINT32 NumberOfRvaAndSizes;
- UINT16 Magic;
-
- if (NULL == ImageContext) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Assume success
- //
- ImageContext->ImageError = EFI_IMAGE_ERROR_SUCCESS;
-
- Hdr.Union = &HdrData;
- Status = PeCoffLoaderGetPeHeader (ImageContext, Hdr);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Verify machine type
- //
- Status = PeCoffLoaderCheckImageType (ImageContext);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC;
-
- //
- // Retrieve the base address of the image
- //
- if (!(ImageContext->IsTeImage)) {
-
- //
- // NOTE: We use Machine to identify PE32/PE32+, instead of Magic.
- // It is for backward-compatibility consideration, because
- // some system will generate PE32+ image with PE32 Magic.
- //
- if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_IA32) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC;
- } else if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_IA64) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
- } else if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_X64) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
- } else {
- Magic = Hdr.Pe32->OptionalHeader.Magic;
- }
-
- if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
- //
- // Use PE32 offset
- //
- ImageContext->ImageAddress = Hdr.Pe32->OptionalHeader.ImageBase;
- } else {
- //
- // Use PE32+ offset
- //
- ImageContext->ImageAddress = Hdr.Pe32Plus->OptionalHeader.ImageBase;
- }
- } else {
- ImageContext->ImageAddress = (EFI_PHYSICAL_ADDRESS)(Hdr.Te->ImageBase + Hdr.Te->StrippedSize - sizeof (EFI_TE_IMAGE_HEADER));
- }
-
- //
- // Initialize the alternate destination address to 0 indicating that it
- // should not be used.
- //
- ImageContext->DestinationAddress = 0;
-
- //
- // Initialize the codeview pointer.
- //
- ImageContext->CodeView = NULL;
- ImageContext->PdbPointer = NULL;
-
- //
- // Three cases with regards to relocations:
- // - Image has base relocs, RELOCS_STRIPPED==0 => image is relocatable
- // - Image has no base relocs, RELOCS_STRIPPED==1 => Image is not relocatable
- // - Image has no base relocs, RELOCS_STRIPPED==0 => Image is relocatable but
- // has no base relocs to apply
- // Obviously having base relocations with RELOCS_STRIPPED==1 is invalid.
- //
- // Look at the file header to determine if relocations have been stripped, and
- // save this info in the image context for later use.
- //
- if ((!(ImageContext->IsTeImage)) && ((Hdr.Pe32->FileHeader.Characteristics & EFI_IMAGE_FILE_RELOCS_STRIPPED) != 0)) {
- ImageContext->RelocationsStripped = TRUE;
- } else {
- ImageContext->RelocationsStripped = FALSE;
- }
-
- if (!(ImageContext->IsTeImage)) {
- //
- // Use PE32 to access fields that have same offset in PE32 and PE32+
- //
- ImageContext->ImageSize = (UINT64) Hdr.Pe32->OptionalHeader.SizeOfImage;
- ImageContext->SectionAlignment = Hdr.Pe32->OptionalHeader.SectionAlignment;
- ImageContext->SizeOfHeaders = Hdr.Pe32->OptionalHeader.SizeOfHeaders;
- if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
- //
- // Use PE32 offset
- //
- NumberOfRvaAndSizes = Hdr.Pe32->OptionalHeader.NumberOfRvaAndSizes;
- DebugDirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&(Hdr.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]);
- } else {
- //
- // Use PE32+ offset
- //
- NumberOfRvaAndSizes = Hdr.Pe32Plus->OptionalHeader.NumberOfRvaAndSizes;
- DebugDirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&(Hdr.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]);
- }
-
- if (NumberOfRvaAndSizes > EFI_IMAGE_DIRECTORY_ENTRY_DEBUG) {
-
- DebugDirectoryEntryRva = DebugDirectoryEntry->VirtualAddress;
-
- //
- // Determine the file offset of the debug directory... This means we walk
- // the sections to find which section contains the RVA of the debug
- // directory
- //
- DebugDirectoryEntryFileOffset = 0;
-
- SectionHeaderOffset = (UINTN)(
- ImageContext->PeCoffHeaderOffset +
- sizeof (UINT32) +
- sizeof (EFI_IMAGE_FILE_HEADER) +
- Hdr.Pe32->FileHeader.SizeOfOptionalHeader
- );
-
- for (Index = 0; Index < Hdr.Pe32->FileHeader.NumberOfSections; Index++) {
- //
- // Read section header from file
- //
- Size = sizeof (EFI_IMAGE_SECTION_HEADER);
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- SectionHeaderOffset,
- &Size,
- &SectionHeader
- );
- if (EFI_ERROR (Status)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_IMAGE_READ;
- return Status;
- }
-
- if (DebugDirectoryEntryRva >= SectionHeader.VirtualAddress &&
- DebugDirectoryEntryRva < SectionHeader.VirtualAddress + SectionHeader.Misc.VirtualSize) {
-
- DebugDirectoryEntryFileOffset = DebugDirectoryEntryRva - SectionHeader.VirtualAddress + SectionHeader.PointerToRawData;
- break;
- }
-
- SectionHeaderOffset += sizeof (EFI_IMAGE_SECTION_HEADER);
- }
-
- if (DebugDirectoryEntryFileOffset != 0) {
- for (Index = 0; Index < DebugDirectoryEntry->Size; Index++) {
- //
- // Read next debug directory entry
- //
- Size = sizeof (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY);
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- DebugDirectoryEntryFileOffset,
- &Size,
- &DebugEntry
- );
- if (EFI_ERROR (Status)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_IMAGE_READ;
- return Status;
- }
-
- if (DebugEntry.Type == EFI_IMAGE_DEBUG_TYPE_CODEVIEW) {
- ImageContext->DebugDirectoryEntryRva = (UINT32) (DebugDirectoryEntryRva + Index * sizeof (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY));
- if (DebugEntry.RVA == 0 && DebugEntry.FileOffset != 0) {
- ImageContext->ImageSize += DebugEntry.SizeOfData;
- }
-
- return EFI_SUCCESS;
- }
- }
- }
- }
- } else {
- //
- // Because Te image only extracts base relocations and debug directory entries from
- // Pe image and in Te image header there is not a field to describe the imagesize,
- // we use the largest VirtualAddress plus Size in each directory entry to describe the imagesize
- //
- ImageContext->ImageSize = (UINT64) (Hdr.Te->DataDirectory[0].VirtualAddress + Hdr.Te->DataDirectory[0].Size);
- if(Hdr.Te->DataDirectory[1].VirtualAddress > Hdr.Te->DataDirectory[0].VirtualAddress) {
- ImageContext->ImageSize = (UINT64) (Hdr.Te->DataDirectory[1].VirtualAddress + Hdr.Te->DataDirectory[1].Size);
- }
- ImageContext->SectionAlignment = 4096;
- ImageContext->SizeOfHeaders = sizeof (EFI_TE_IMAGE_HEADER) + (UINTN) Hdr.Te->BaseOfCode - (UINTN) Hdr.Te->StrippedSize;
-
- DebugDirectoryEntry = &Hdr.Te->DataDirectory[1];
- DebugDirectoryEntryRva = DebugDirectoryEntry->VirtualAddress;
- SectionHeaderOffset = (UINTN)(sizeof (EFI_TE_IMAGE_HEADER));
-
- DebugDirectoryEntryFileOffset = 0;
-
- for (Index = 0; Index < Hdr.Te->NumberOfSections; Index++) {
- //
- // Read section header from file
- //
- Size = sizeof (EFI_IMAGE_SECTION_HEADER);
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- SectionHeaderOffset,
- &Size,
- &SectionHeader
- );
- if (EFI_ERROR (Status)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_IMAGE_READ;
- return Status;
- }
-
- if (DebugDirectoryEntryRva >= SectionHeader.VirtualAddress &&
- DebugDirectoryEntryRva < SectionHeader.VirtualAddress + SectionHeader.Misc.VirtualSize) {
- DebugDirectoryEntryFileOffset = DebugDirectoryEntryRva -
- SectionHeader.VirtualAddress +
- SectionHeader.PointerToRawData +
- sizeof (EFI_TE_IMAGE_HEADER) -
- Hdr.Te->StrippedSize;
- break;
- }
-
- SectionHeaderOffset += sizeof (EFI_IMAGE_SECTION_HEADER);
- }
-
- if (DebugDirectoryEntryFileOffset != 0) {
- for (Index = 0; Index < DebugDirectoryEntry->Size; Index++) {
- //
- // Read next debug directory entry
- //
- Size = sizeof (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY);
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- DebugDirectoryEntryFileOffset,
- &Size,
- &DebugEntry
- );
- if (EFI_ERROR (Status)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_IMAGE_READ;
- return Status;
- }
-
- if (DebugEntry.Type == EFI_IMAGE_DEBUG_TYPE_CODEVIEW) {
- ImageContext->DebugDirectoryEntryRva = (UINT32) (DebugDirectoryEntryRva + Index * sizeof (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY));
- return EFI_SUCCESS;
- }
- }
- }
- }
-
- return EFI_SUCCESS;
-}
-
-STATIC
-VOID *
-PeCoffLoaderImageAddress (
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext,
- IN UINTN Address
- )
-/*++
-
-Routine Description:
-
- Converts an image address to the loaded address
-
-Arguments:
-
- ImageContext - The context of the image being loaded
-
- Address - The address to be converted to the loaded address
-
-Returns:
-
- NULL if the address can not be converted, otherwise, the converted address
-
---*/
-{
- if (Address >= ImageContext->ImageSize) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_INVALID_IMAGE_ADDRESS;
- return NULL;
- }
-
- return (CHAR8 *) ((UINTN) ImageContext->ImageAddress + Address);
-}
-
-EFI_STATUS
-EFIAPI
-PeCoffLoaderRelocateImage (
- IN EFI_PEI_PE_COFF_LOADER_PROTOCOL *This,
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- )
-/*++
-
-Routine Description:
-
- Relocates a PE/COFF image in memory
-
-Arguments:
-
- This - Calling context
-
- ImageContext - Contains information on the loaded image to relocate
-
-Returns:
-
- EFI_SUCCESS if the PE/COFF image was relocated
- EFI_LOAD_ERROR if the image is not a valid PE/COFF image
- EFI_UNSUPPORTED not support
-
---*/
-{
- EFI_STATUS Status;
- EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
- EFI_IMAGE_DATA_DIRECTORY *RelocDir;
- UINT64 Adjust;
- EFI_IMAGE_BASE_RELOCATION *RelocBase;
- EFI_IMAGE_BASE_RELOCATION *RelocBaseEnd;
- UINT16 *Reloc;
- UINT16 *RelocEnd;
- CHAR8 *Fixup;
- CHAR8 *FixupBase;
- UINT16 *F16;
- UINT32 *F32;
- UINT64 *F64;
- CHAR8 *FixupData;
- EFI_PHYSICAL_ADDRESS BaseAddress;
- UINT32 NumberOfRvaAndSizes;
- UINT16 Magic;
-#ifdef EFI_NT_EMULATOR
- VOID *DllEntryPoint;
- VOID *ModHandle;
-
- ModHandle = NULL;
-#endif
-
- if (NULL == ImageContext) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Assume success
- //
- ImageContext->ImageError = EFI_IMAGE_ERROR_SUCCESS;
-
- //
- // If there are no relocation entries, then we are done
- //
- if (ImageContext->RelocationsStripped) {
- return EFI_SUCCESS;
- }
-
- //
- // If the destination address is not 0, use that rather than the
- // image address as the relocation target.
- //
- if (ImageContext->DestinationAddress != 0) {
- BaseAddress = ImageContext->DestinationAddress;
- } else {
- BaseAddress = ImageContext->ImageAddress;
- }
-
- if (!(ImageContext->IsTeImage)) {
- Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)((UINTN)ImageContext->ImageAddress + ImageContext->PeCoffHeaderOffset);
-
- //
- // NOTE: We use Machine to identify PE32/PE32+, instead of Magic.
- // It is for backward-compatibility consideration, because
- // some system will generate PE32+ image with PE32 Magic.
- //
- if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_IA32) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC;
- } else if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_IA64) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
- } else if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_X64) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
- } else {
- Magic = Hdr.Pe32->OptionalHeader.Magic;
- }
-
- if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
- //
- // Use PE32 offset
- //
- Adjust = (UINT64)BaseAddress - Hdr.Pe32->OptionalHeader.ImageBase;
- Hdr.Pe32->OptionalHeader.ImageBase = (UINT32)BaseAddress;
-
- NumberOfRvaAndSizes = Hdr.Pe32->OptionalHeader.NumberOfRvaAndSizes;
- RelocDir = &Hdr.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC];
- } else {
- //
- // Use PE32+ offset
- //
- Adjust = (UINT64) BaseAddress - Hdr.Pe32Plus->OptionalHeader.ImageBase;
- Hdr.Pe32Plus->OptionalHeader.ImageBase = (UINT64)BaseAddress;
-
- NumberOfRvaAndSizes = Hdr.Pe32Plus->OptionalHeader.NumberOfRvaAndSizes;
- RelocDir = &Hdr.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC];
- }
-
- //
- // Find the relocation block
- // Per the PE/COFF spec, you can't assume that a given data directory
- // is present in the image. You have to check the NumberOfRvaAndSizes in
- // the optional header to verify a desired directory entry is there.
- //
-
- if (NumberOfRvaAndSizes > EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC && RelocDir->Size > 0) {
- RelocBase = PeCoffLoaderImageAddress (ImageContext, RelocDir->VirtualAddress);
- RelocBaseEnd = PeCoffLoaderImageAddress (
- ImageContext,
- RelocDir->VirtualAddress + RelocDir->Size - 1
- );
- if ((RelocBase == NULL) || (RelocBaseEnd == NULL)) {
- //
- // If the base start or end address resolved to 0, then fail.
- //
- return EFI_LOAD_ERROR;
- }
- } else {
- //
- // Set base and end to bypass processing below.
- //
- RelocBase = RelocBaseEnd = 0;
- }
- } else {
- Hdr.Te = (EFI_TE_IMAGE_HEADER *)(UINTN)(ImageContext->ImageAddress);
- Adjust = (UINT64) (BaseAddress - Hdr.Te->StrippedSize + sizeof (EFI_TE_IMAGE_HEADER) - Hdr.Te->ImageBase);
- Hdr.Te->ImageBase = (UINT64) (BaseAddress - Hdr.Te->StrippedSize + sizeof (EFI_TE_IMAGE_HEADER));
-
- //
- // Find the relocation block
- //
- RelocDir = &Hdr.Te->DataDirectory[0];
- if (RelocDir->Size > 0) {
- RelocBase = (EFI_IMAGE_BASE_RELOCATION *)(UINTN)(
- ImageContext->ImageAddress +
- RelocDir->VirtualAddress +
- sizeof(EFI_TE_IMAGE_HEADER) -
- Hdr.Te->StrippedSize
- );
- RelocBaseEnd = (EFI_IMAGE_BASE_RELOCATION *) ((UINTN) RelocBase + (UINTN) RelocDir->Size - 1);
- } else {
- //
- // Set base and end to bypass processing below.
- //
- RelocBase = NULL;
- RelocBaseEnd = NULL;
- }
- }
-
- //
- // Run the relocation information and apply the fixups
- //
- FixupData = ImageContext->FixupData;
- while (RelocBase < RelocBaseEnd) {
-
- Reloc = (UINT16 *) ((CHAR8 *) RelocBase + sizeof (EFI_IMAGE_BASE_RELOCATION));
- RelocEnd = (UINT16 *) ((CHAR8 *) RelocBase + RelocBase->SizeOfBlock);
- if (!(ImageContext->IsTeImage)) {
- FixupBase = PeCoffLoaderImageAddress (ImageContext, RelocBase->VirtualAddress);
-
- if (FixupBase == NULL) {
- //
- // If the FixupBase address resolved to 0, then fail.
- //
- return EFI_LOAD_ERROR;
- }
- } else {
- FixupBase = (CHAR8 *)(UINTN)(ImageContext->ImageAddress +
- RelocBase->VirtualAddress +
- sizeof(EFI_TE_IMAGE_HEADER) -
- Hdr.Te->StrippedSize
- );
- }
-
- if ((CHAR8 *) RelocEnd < (CHAR8 *) ((UINTN) ImageContext->ImageAddress) ||
- (CHAR8 *) RelocEnd > (CHAR8 *)((UINTN)ImageContext->ImageAddress +
- (UINTN)ImageContext->ImageSize)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_FAILED_RELOCATION;
- return EFI_LOAD_ERROR;
- }
-
- //
- // Run this relocation record
- //
- while (Reloc < RelocEnd) {
-
- Fixup = FixupBase + (*Reloc & 0xFFF);
- switch ((*Reloc) >> 12) {
- case EFI_IMAGE_REL_BASED_ABSOLUTE:
- break;
-
- case EFI_IMAGE_REL_BASED_HIGH:
- F16 = (UINT16 *) Fixup;
- *F16 = (UINT16) (*F16 + (UINT16)(((UINT32)Adjust) >> 16));
- if (FixupData != NULL) {
- *(UINT16 *) FixupData = *F16;
- FixupData = FixupData + sizeof (UINT16);
- }
- break;
-
- case EFI_IMAGE_REL_BASED_LOW:
- F16 = (UINT16 *) Fixup;
- *F16 = (UINT16) (*F16 + (UINT16) Adjust);
- if (FixupData != NULL) {
- *(UINT16 *) FixupData = *F16;
- FixupData = FixupData + sizeof (UINT16);
- }
- break;
-
- case EFI_IMAGE_REL_BASED_HIGHLOW:
- F32 = (UINT32 *) Fixup;
- *F32 = *F32 + (UINT32) Adjust;
- if (FixupData != NULL) {
- FixupData = ALIGN_POINTER (FixupData, sizeof (UINT32));
- *(UINT32 *) FixupData = *F32;
- FixupData = FixupData + sizeof (UINT32);
- }
- break;
-
- case EFI_IMAGE_REL_BASED_DIR64:
- //
- // For X64 and IPF
- //
- F64 = (UINT64 *) Fixup;
- *F64 = *F64 + (UINT64) Adjust;
- if (FixupData != NULL) {
- FixupData = ALIGN_POINTER (FixupData, sizeof(UINT64));
- *(UINT64 *)(FixupData) = *F64;
- FixupData = FixupData + sizeof(UINT64);
- }
- break;
-
- case EFI_IMAGE_REL_BASED_HIGHADJ:
- //
- // Return the same EFI_UNSUPPORTED return code as
- // PeCoffLoaderRelocateImageEx() returns if it does not recognize
- // the relocation type.
- //
- ImageContext->ImageError = EFI_IMAGE_ERROR_FAILED_RELOCATION;
- return EFI_UNSUPPORTED;
-
- default:
- //
- // The common code does not handle some of the stranger IPF relocations
- // PeCoffLoaderRelocateImageEx () addes support for these complex fixups
- // on IPF and is a No-Op on other archtiectures.
- //
- Status = PeCoffLoaderRelocateImageEx (Reloc, Fixup, &FixupData, Adjust);
- if (EFI_ERROR (Status)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_FAILED_RELOCATION;
- return Status;
- }
- }
-
- //
- // Next relocation record
- //
- Reloc += 1;
- }
-
- //
- // Next reloc block
- //
- RelocBase = (EFI_IMAGE_BASE_RELOCATION *) RelocEnd;
- }
-
-#ifdef EFI_NT_EMULATOR
- DllEntryPoint = NULL;
- ImageContext->ModHandle = NULL;
- //
- // Load the DLL if it's not an EBC image.
- //
- if ((ImageContext->PdbPointer != NULL) &&
- (ImageContext->Machine != EFI_IMAGE_MACHINE_EBC)) {
- Status = mPeCoffLoaderWinNtLoadAsDll->Entry (
- ImageContext->PdbPointer,
- &DllEntryPoint,
- &ModHandle
- );
-
- if (!EFI_ERROR (Status) && DllEntryPoint != NULL) {
- ImageContext->EntryPoint = (EFI_PHYSICAL_ADDRESS) (UINTN) DllEntryPoint;
- ImageContext->ModHandle = ModHandle;
- }
- }
-#endif
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-PeCoffLoaderLoadImage (
- IN EFI_PEI_PE_COFF_LOADER_PROTOCOL *This,
- IN OUT EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- )
-/*++
-
-Routine Description:
-
- Loads a PE/COFF image into memory
-
-Arguments:
-
- This - Calling context
-
- ImageContext - Contains information on image to load into memory
-
-Returns:
-
- EFI_SUCCESS if the PE/COFF image was loaded
- EFI_BUFFER_TOO_SMALL if the caller did not provide a large enough buffer
- EFI_LOAD_ERROR if the image is a runtime driver with no relocations
- EFI_INVALID_PARAMETER if the image address is invalid
-
---*/
-{
- EFI_STATUS Status;
- EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
- EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT CheckContext;
- EFI_IMAGE_SECTION_HEADER *FirstSection;
- EFI_IMAGE_SECTION_HEADER *Section;
- UINTN NumberOfSections;
- UINTN Index;
- CHAR8 *Base;
- CHAR8 *End;
- CHAR8 *MaxEnd;
- EFI_IMAGE_DATA_DIRECTORY *DirectoryEntry;
- EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *DebugEntry;
- UINTN Size;
- UINT32 TempDebugEntryRva;
- UINT32 NumberOfRvaAndSizes;
- UINT16 Magic;
-#if (EFI_SPECIFICATION_VERSION >= 0x0002000A)
- EFI_IMAGE_RESOURCE_DIRECTORY *ResourceDirectory;
- EFI_IMAGE_RESOURCE_DIRECTORY_ENTRY *ResourceDirectoryEntry;
- EFI_IMAGE_RESOURCE_DIRECTORY_STRING *ResourceDirectoryString;
- EFI_IMAGE_RESOURCE_DATA_ENTRY *ResourceDataEntry;
-#endif
-
- if (NULL == ImageContext) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Assume success
- //
- ImageContext->ImageError = EFI_IMAGE_ERROR_SUCCESS;
-
- //
- // Copy the provided context info into our local version, get what we
- // can from the original image, and then use that to make sure everything
- // is legit.
- //
- CopyMem (&CheckContext, ImageContext, sizeof (EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT));
-
- Status = PeCoffLoaderGetImageInfo (This, &CheckContext);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Make sure there is enough allocated space for the image being loaded
- //
- if (ImageContext->ImageSize < CheckContext.ImageSize) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_INVALID_IMAGE_SIZE;
- return EFI_BUFFER_TOO_SMALL;
- }
- if (ImageContext->ImageAddress == 0) {
- //
- // Image cannot be loaded into 0 address.
- //
- ImageContext->ImageError = EFI_IMAGE_ERROR_INVALID_IMAGE_ADDRESS;
- return EFI_INVALID_PARAMETER;
- }
- //
- // If there's no relocations, then make sure it's not a runtime driver,
- // and that it's being loaded at the linked address.
- //
- if (CheckContext.RelocationsStripped) {
- //
- // If the image does not contain relocations and it is a runtime driver
- // then return an error.
- //
- if (CheckContext.ImageType == EFI_IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_INVALID_SUBSYSTEM;
- return EFI_LOAD_ERROR;
- }
- //
- // If the image does not contain relocations, and the requested load address
- // is not the linked address, then return an error.
- //
- if (CheckContext.ImageAddress != ImageContext->ImageAddress) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_INVALID_IMAGE_ADDRESS;
- return EFI_INVALID_PARAMETER;
- }
- }
- //
- // Make sure the allocated space has the proper section alignment
- //
- if (!(ImageContext->IsTeImage)) {
- if ((ImageContext->ImageAddress & (CheckContext.SectionAlignment - 1)) != 0) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_INVALID_SECTION_ALIGNMENT;
- return EFI_INVALID_PARAMETER;
- }
- }
- //
- // Read the entire PE/COFF or TE header into memory
- //
- if (!(ImageContext->IsTeImage)) {
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- 0,
- &ImageContext->SizeOfHeaders,
- (VOID *) (UINTN) ImageContext->ImageAddress
- );
-
- Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)((UINTN)ImageContext->ImageAddress + ImageContext->PeCoffHeaderOffset);
-
- FirstSection = (EFI_IMAGE_SECTION_HEADER *) (
- (UINTN)ImageContext->ImageAddress +
- ImageContext->PeCoffHeaderOffset +
- sizeof(UINT32) +
- sizeof(EFI_IMAGE_FILE_HEADER) +
- Hdr.Pe32->FileHeader.SizeOfOptionalHeader
- );
- NumberOfSections = (UINTN) (Hdr.Pe32->FileHeader.NumberOfSections);
- } else {
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- 0,
- &ImageContext->SizeOfHeaders,
- (VOID *)(UINTN)ImageContext->ImageAddress
- );
-
- Hdr.Te = (EFI_TE_IMAGE_HEADER *)(UINTN)(ImageContext->ImageAddress);
-
- FirstSection = (EFI_IMAGE_SECTION_HEADER *) (
- (UINTN)ImageContext->ImageAddress +
- sizeof(EFI_TE_IMAGE_HEADER)
- );
- NumberOfSections = (UINTN) (Hdr.Te->NumberOfSections);
-
- }
-
- if (EFI_ERROR (Status)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_IMAGE_READ;
- return EFI_LOAD_ERROR;
- }
-
- //
- // Load each section of the image
- //
- Section = FirstSection;
- for (Index = 0, MaxEnd = NULL; Index < NumberOfSections; Index++) {
-
- //
- // Compute sections address
- //
- Base = PeCoffLoaderImageAddress (ImageContext, Section->VirtualAddress);
- End = PeCoffLoaderImageAddress (
- ImageContext,
- Section->VirtualAddress + Section->Misc.VirtualSize - 1
- );
- if (ImageContext->IsTeImage) {
- Base = (CHAR8 *)((UINTN) Base + sizeof (EFI_TE_IMAGE_HEADER) - (UINTN)Hdr.Te->StrippedSize);
- End = (CHAR8 *)((UINTN) End + sizeof (EFI_TE_IMAGE_HEADER) - (UINTN)Hdr.Te->StrippedSize);
- }
-
- if (End > MaxEnd) {
- MaxEnd = End;
- }
- //
- // If the base start or end address resolved to 0, then fail.
- //
- if ((Base == NULL) || (End == NULL)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_SECTION_NOT_LOADED;
- return EFI_LOAD_ERROR;
- }
-
- //
- // Read the section
- //
- Size = (UINTN) Section->Misc.VirtualSize;
- if ((Size == 0) || (Size > Section->SizeOfRawData)) {
- Size = (UINTN) Section->SizeOfRawData;
- }
-
- if (Section->SizeOfRawData) {
- if (!(ImageContext->IsTeImage)) {
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- Section->PointerToRawData,
- &Size,
- Base
- );
- } else {
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- Section->PointerToRawData + sizeof (EFI_TE_IMAGE_HEADER) - (UINTN)Hdr.Te->StrippedSize,
- &Size,
- Base
- );
- }
-
- if (EFI_ERROR (Status)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_IMAGE_READ;
- return Status;
- }
- }
-
- //
- // If raw size is less then virt size, zero fill the remaining
- //
-
- if (Size < Section->Misc.VirtualSize) {
- ZeroMem (Base + Size, Section->Misc.VirtualSize - Size);
- }
-
- //
- // Next Section
- //
- Section += 1;
- }
-
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC;
-
- //
- // Get image's entry point
- //
- if (!(ImageContext->IsTeImage)) {
-
- //
- // NOTE: We use Machine to identify PE32/PE32+, instead of Magic.
- // It is for backward-compatibility consideration, because
- // some system will generate PE32+ image with PE32 Magic.
- //
- if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_IA32) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC;
- } else if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_IA64) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
- } else if (Hdr.Pe32->FileHeader.Machine == EFI_IMAGE_MACHINE_X64) {
- Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
- } else {
- Magic = Hdr.Pe32->OptionalHeader.Magic;
- }
-
- //
- // Sizes of AddressOfEntryPoint are different so we need to do this safely
- //
- ImageContext->EntryPoint = (EFI_PHYSICAL_ADDRESS)(UINTN)PeCoffLoaderImageAddress (
- ImageContext,
- (UINTN)Hdr.Pe32->OptionalHeader.AddressOfEntryPoint
- );
-
- } else {
- ImageContext->EntryPoint = (EFI_PHYSICAL_ADDRESS) (
- (UINTN)ImageContext->ImageAddress +
- (UINTN)Hdr.Te->AddressOfEntryPoint +
- (UINTN)sizeof(EFI_TE_IMAGE_HEADER) -
- (UINTN)Hdr.Te->StrippedSize
- );
- }
-
- //
- // Determine the size of the fixup data
- //
- // Per the PE/COFF spec, you can't assume that a given data directory
- // is present in the image. You have to check the NumberOfRvaAndSizes in
- // the optional header to verify a desired directory entry is there.
- //
- if (!(ImageContext->IsTeImage)) {
- if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
- //
- // Use PE32 offset
- //
- NumberOfRvaAndSizes = Hdr.Pe32->OptionalHeader.NumberOfRvaAndSizes;
- DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&Hdr.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC];
- } else {
- //
- // Use PE32+ offset
- //
- NumberOfRvaAndSizes = Hdr.Pe32Plus->OptionalHeader.NumberOfRvaAndSizes;
- DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&Hdr.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC];
- }
-
- if (NumberOfRvaAndSizes > EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC) {
- ImageContext->FixupDataSize = DirectoryEntry->Size / sizeof (UINT16) * sizeof (UINTN);
- } else {
- ImageContext->FixupDataSize = 0;
- }
- } else {
- DirectoryEntry = &Hdr.Te->DataDirectory[0];
- ImageContext->FixupDataSize = DirectoryEntry->Size / sizeof (UINT16) * sizeof (UINTN);
- }
- //
- // Consumer must allocate a buffer for the relocation fixup log.
- // Only used for runtime drivers.
- //
- ImageContext->FixupData = NULL;
-
- //
- // Load the Codeview info if present
- //
- if (ImageContext->DebugDirectoryEntryRva != 0) {
- if (!(ImageContext->IsTeImage)) {
- DebugEntry = PeCoffLoaderImageAddress (
- ImageContext,
- ImageContext->DebugDirectoryEntryRva
- );
- } else {
- DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *)(UINTN)(
- ImageContext->ImageAddress +
- ImageContext->DebugDirectoryEntryRva +
- sizeof(EFI_TE_IMAGE_HEADER) -
- Hdr.Te->StrippedSize
- );
- }
-
- if (DebugEntry != NULL) {
- TempDebugEntryRva = DebugEntry->RVA;
- if (DebugEntry->RVA == 0 && DebugEntry->FileOffset != 0) {
- Section--;
- if ((UINTN)Section->SizeOfRawData < Section->Misc.VirtualSize) {
- TempDebugEntryRva = Section->VirtualAddress + Section->Misc.VirtualSize;
- } else {
- TempDebugEntryRva = Section->VirtualAddress + Section->SizeOfRawData;
- }
- }
-
- if (TempDebugEntryRva != 0) {
- if (!(ImageContext->IsTeImage)) {
- ImageContext->CodeView = PeCoffLoaderImageAddress (ImageContext, TempDebugEntryRva);
- } else {
- ImageContext->CodeView = (VOID *)(
- (UINTN)ImageContext->ImageAddress +
- (UINTN)TempDebugEntryRva +
- (UINTN)sizeof (EFI_TE_IMAGE_HEADER) -
- (UINTN) Hdr.Te->StrippedSize
- );
- }
-
- if (ImageContext->CodeView == NULL) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_IMAGE_READ;
- return EFI_LOAD_ERROR;
- }
-
- if (DebugEntry->RVA == 0) {
- Size = DebugEntry->SizeOfData;
- if (!(ImageContext->IsTeImage)) {
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- DebugEntry->FileOffset,
- &Size,
- ImageContext->CodeView
- );
- } else {
- Status = ImageContext->ImageRead (
- ImageContext->Handle,
- DebugEntry->FileOffset + sizeof (EFI_TE_IMAGE_HEADER) - Hdr.Te->StrippedSize,
- &Size,
- ImageContext->CodeView
- );
- //
- // Should we apply fix up to this field according to the size difference between PE and TE?
- // Because now we maintain TE header fields unfixed, this field will also remain as they are
- // in original PE image.
- //
- }
-
- if (EFI_ERROR (Status)) {
- ImageContext->ImageError = EFI_IMAGE_ERROR_IMAGE_READ;
- return EFI_LOAD_ERROR;
- }
-
- DebugEntry->RVA = TempDebugEntryRva;
- }
-
- switch (*(UINT32 *) ImageContext->CodeView) {
- case CODEVIEW_SIGNATURE_NB10:
- ImageContext->PdbPointer = (CHAR8 *)ImageContext->CodeView + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_NB10_ENTRY);
- break;
-
- case CODEVIEW_SIGNATURE_RSDS:
- ImageContext->PdbPointer = (CHAR8 *)ImageContext->CodeView + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_RSDS_ENTRY);
- break;
-
- default:
- break;
- }
- }
- }
- }
-
-#if (EFI_SPECIFICATION_VERSION >= 0x0002000A)
- //
- // Get Image's HII resource section
- //
- if (!(ImageContext->IsTeImage)) {
- if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
- //
- // Use PE32 offset
- //
- DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&Hdr.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_RESOURCE];
- } else {
- //
- // Use PE32+ offset
- //
- DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&Hdr.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_RESOURCE];
- }
-
- if (DirectoryEntry->Size != 0) {
- Base = PeCoffLoaderImageAddress (ImageContext, DirectoryEntry->VirtualAddress);
-
- ResourceDirectory = (EFI_IMAGE_RESOURCE_DIRECTORY *) Base;
- ResourceDirectoryEntry = (EFI_IMAGE_RESOURCE_DIRECTORY_ENTRY *) (ResourceDirectory + 1);
-
- for (Index = 0; Index < ResourceDirectory->NumberOfNamedEntries; Index++) {
- if (ResourceDirectoryEntry->u1.s.NameIsString) {
- ResourceDirectoryString = (EFI_IMAGE_RESOURCE_DIRECTORY_STRING *) (Base + ResourceDirectoryEntry->u1.s.NameOffset);
-
- if (ResourceDirectoryString->Length == 3 &&
- ResourceDirectoryString->String[0] == L'H' &&
- ResourceDirectoryString->String[1] == L'I' &&
- ResourceDirectoryString->String[2] == L'I') {
- //
- // Resource Type "HII" found
- //
- if (ResourceDirectoryEntry->u2.s.DataIsDirectory) {
- //
- // Move to next level - resource Name
- //
- ResourceDirectory = (EFI_IMAGE_RESOURCE_DIRECTORY *) (Base + ResourceDirectoryEntry->u2.s.OffsetToDirectory);
- ResourceDirectoryEntry = (EFI_IMAGE_RESOURCE_DIRECTORY_ENTRY *) (ResourceDirectory + 1);
-
- if (ResourceDirectoryEntry->u2.s.DataIsDirectory) {
- //
- // Move to next level - resource Language
- //
- ResourceDirectory = (EFI_IMAGE_RESOURCE_DIRECTORY *) (Base + ResourceDirectoryEntry->u2.s.OffsetToDirectory);
- ResourceDirectoryEntry = (EFI_IMAGE_RESOURCE_DIRECTORY_ENTRY *) (ResourceDirectory + 1);
- }
- }
-
- //
- // Now it ought to be resource Data
- //
- if (!ResourceDirectoryEntry->u2.s.DataIsDirectory) {
- ResourceDataEntry = (EFI_IMAGE_RESOURCE_DATA_ENTRY *) (Base + ResourceDirectoryEntry->u2.OffsetToData);
- ImageContext->HiiResourceData = (EFI_PHYSICAL_ADDRESS) (UINTN) PeCoffLoaderImageAddress (ImageContext, ResourceDataEntry->OffsetToData);
- break;
- }
- }
- }
-
- ResourceDirectoryEntry++;
- }
- }
- }
-#endif
-
-#if defined (EFI_DEBUG_ITP_BREAK) && !defined (_CONSOLE)
- AsmEfiSetBreakSupport ((UINTN)(ImageContext->ImageAddress));
-#endif
-
- return Status;
-}
-
-EFI_STATUS
-EFIAPI
-PeCoffLoaderUnloadImage (
- IN EFI_PEI_PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- )
-/*++
-
-Routine Description:
-
- Unload a PE/COFF image from memory
-
-Arguments:
-
- ImageContext - Contains information on image to load into memory
-
-Returns:
-
- EFI_SUCCESS
-
---*/
-{
-#ifdef EFI_NT_EMULATOR
- //
- // Calling Win32 API free library
- //
- mPeCoffLoaderWinNtLoadAsDll->FreeLibrary (ImageContext->ModHandle);
-
-#endif
-
- return EFI_SUCCESS;
-}
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