diff options
Diffstat (limited to 'UnixPkg/Library/EdkUnixPeiPeCoffGetEntryPointLib')
3 files changed, 364 insertions, 0 deletions
diff --git a/UnixPkg/Library/EdkUnixPeiPeCoffGetEntryPointLib/EdkUnixPeiPeCoffGetEntryPointLib.inf b/UnixPkg/Library/EdkUnixPeiPeCoffGetEntryPointLib/EdkUnixPeiPeCoffGetEntryPointLib.inf new file mode 100644 index 0000000000..5128c3a429 --- /dev/null +++ b/UnixPkg/Library/EdkUnixPeiPeCoffGetEntryPointLib/EdkUnixPeiPeCoffGetEntryPointLib.inf @@ -0,0 +1,50 @@ +#/** @file
+# Component description file for the EdkNt32PeiPeCoffGetEntryPointLib library.
+#
+# PeCoffGetEntryPointLib library class for NT32 instance implemented by use NTPeiLoadFile PPI.
+# Copyright (c) 2008, Intel Corporation
+#
+# 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.
+#
+#
+#**/
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = EdkUnixPeiPeCoffGetEntryPointLib
+ FILE_GUID = f3b702e8-8985-11db-9558-0040d02b1835
+ MODULE_TYPE = PEIM
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = PeCoffGetEntryPointLib
+ EDK_RELEASE_VERSION = 0x00020000
+ EFI_SPECIFICATION_VERSION = 0x00020000
+
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC
+#
+
+[Sources.common]
+ PeCoffGetEntryPoint.c
+
+
+[Packages]
+ MdePkg/MdePkg.dec
+ UnixPkg/UnixPkg.dec
+
+
+[LibraryClasses]
+ PeiServicesLib
+ DebugLib
+
+
+[Ppis]
+ gUnixPeiLoadFilePpiGuid # PPI ALWAYS_CONSUMED
+
diff --git a/UnixPkg/Library/EdkUnixPeiPeCoffGetEntryPointLib/EdkUnixPeiPeCoffGetEntryPointLib.msa b/UnixPkg/Library/EdkUnixPeiPeCoffGetEntryPointLib/EdkUnixPeiPeCoffGetEntryPointLib.msa new file mode 100644 index 0000000000..1c4490047a --- /dev/null +++ b/UnixPkg/Library/EdkUnixPeiPeCoffGetEntryPointLib/EdkUnixPeiPeCoffGetEntryPointLib.msa @@ -0,0 +1,48 @@ +<?xml version="1.0" encoding="UTF-8"?>
+<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0">
+ <MsaHeader>
+ <ModuleName>EdkUnixPeiPeCoffGetEntryPointLib</ModuleName>
+ <ModuleType>PEIM</ModuleType>
+ <GuidValue>f3b702e8-8985-11db-9558-0040d02b1835</GuidValue>
+ <Version>1.0</Version>
+ <Abstract>Component description file for the EdkNt32PeiPeCoffGetEntryPointLib library.</Abstract>
+ <Description>PeCoffGetEntryPointLib library class for NT32 instance implemented by use NTPeiLoadFile PPI.</Description>
+ <Copyright>Copyright (c) 2006, Intel Corporation</Copyright>
+ <License>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.</License>
+ <Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>
+ </MsaHeader>
+ <ModuleDefinitions>
+ <SupportedArchitectures>IA32 X64 IPF EBC</SupportedArchitectures>
+ <BinaryModule>false</BinaryModule>
+ <OutputFileBasename>EdkUnixPeiPeCoffGetEntryPointLib</OutputFileBasename>
+ </ModuleDefinitions>
+ <LibraryClassDefinitions>
+ <LibraryClass Usage="ALWAYS_PRODUCED">
+ <Keyword>PeCoffGetEntryPointLib</Keyword>
+ </LibraryClass>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>PeiServicesLib</Keyword>
+ </LibraryClass>
+ </LibraryClassDefinitions>
+ <SourceFiles>
+ <Filename>PeCoffGetEntryPoint.c</Filename>
+ </SourceFiles>
+ <PackageDependencies>
+ <Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
+ <Package PackageGuid="f2805c44-8985-11db-9e98-0040d02b1835"/>
+ </PackageDependencies>
+ <PPIs>
+ <Ppi Usage="ALWAYS_CONSUMED">
+ <PpiCName>gUnixPeiLoadFilePpiGuid</PpiCName>
+ </Ppi>
+ </PPIs>
+ <Externs>
+ <Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
+ <Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
+ </Externs>
+</ModuleSurfaceArea> diff --git a/UnixPkg/Library/EdkUnixPeiPeCoffGetEntryPointLib/PeCoffGetEntryPoint.c b/UnixPkg/Library/EdkUnixPeiPeCoffGetEntryPointLib/PeCoffGetEntryPoint.c new file mode 100644 index 0000000000..758ce9d1a7 --- /dev/null +++ b/UnixPkg/Library/EdkUnixPeiPeCoffGetEntryPointLib/PeCoffGetEntryPoint.c @@ -0,0 +1,266 @@ +/*++
+
+Copyright (c) 2006 - 2008, Intel Corporation
+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.
+
+Module Name:
+
+ PeCoffGetEntryPoint.c
+
+Abstract:
+
+ Tiano PE/COFF loader
+
+Revision History
+
+--*/
+#include "PiPei.h"
+#include <Library/PeCoffGetEntryPointLib.h>
+#include <Library/PeiServicesLib.h>
+#include <Ppi/UnixPeiLoadFile.h>
+#include <IndustryStandard/PeImage.h>
+#include <Library/DebugLib.h>
+
+RETURN_STATUS
+EFIAPI
+PeCoffLoaderGetEntryPoint (
+ IN VOID *Pe32Data,
+ IN OUT VOID **EntryPoint
+ )
+/*++
+
+Routine Description:
+
+ Loads a PE/COFF image into memory, this is not follow the original purpose of
+ PeCoffGetEntryPoint library class. But it's ok that Unix package not run on a real
+ platform and this is for source level debug.
+
+Arguments:
+
+ Pe32Data - Pointer to a PE/COFF Image
+
+ EntryPoint - Pointer to the entry point of the PE/COFF image
+
+Returns:
+
+ EFI_SUCCESS if the EntryPoint was returned
+ EFI_INVALID_PARAMETER if the EntryPoint could not be found from Pe32Data
+
+--*/
+{
+ EFI_STATUS Status;
+ EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;
+ UNIX_PEI_LOAD_FILE_PPI *PeiUnixService;
+ EFI_PHYSICAL_ADDRESS ImageAddress;
+ UINT64 ImageSize;
+ EFI_PHYSICAL_ADDRESS ImageEntryPoint;
+
+ ASSERT (Pe32Data != NULL);
+ ASSERT (EntryPoint != NULL);
+
+ Status = PeiServicesLocatePpi (
+ &gUnixPeiLoadFilePpiGuid,
+ 0,
+ &PpiDescriptor,
+ (void **)&PeiUnixService
+ );
+
+ ASSERT_EFI_ERROR (Status);
+
+ Status = PeiUnixService->PeiLoadFileService (
+ Pe32Data,
+ &ImageAddress,
+ &ImageSize,
+ &ImageEntryPoint
+ );
+
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ *EntryPoint = (VOID*)(UINTN)ImageEntryPoint;
+ return Status;
+}
+
+/**
+ Returns the machine type of PE/COFF image.
+ This is copied from MDE BasePeCoffGetEntryPointLib, the code should be sync with it.
+ The reason is Unix package needs to load the image to memory to support source
+ level debug.
+
+
+ @param Pe32Data Pointer to a PE/COFF header
+
+ @return Machine type or zero if not a valid iamge
+
+**/
+UINT16
+EFIAPI
+PeCoffLoaderGetMachineType (
+ IN VOID *Pe32Data
+ )
+{
+ EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
+ EFI_IMAGE_DOS_HEADER *DosHdr;
+
+ ASSERT (Pe32Data != NULL);
+
+ DosHdr = (EFI_IMAGE_DOS_HEADER *)Pe32Data;
+ if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) {
+ Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)((UINTN) Pe32Data + (UINTN) ((DosHdr->e_lfanew) & 0x0ffff));
+
+ } else {
+ Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)(Pe32Data);
+ }
+
+ if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) {
+ return Hdr.Te->Machine;
+ } else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) {
+ return Hdr.Pe32->FileHeader.Machine;
+ }
+
+ return 0x0000;
+}
+
+/**
+ Returns a pointer to the PDB file name for a PE/COFF image that has been
+ loaded into system memory with the PE/COFF Loader Library functions.
+
+ Returns the PDB file name for the PE/COFF image specified by Pe32Data. If
+ the PE/COFF image specified by Pe32Data is not a valid, then NULL is
+ returned. If the PE/COFF image specified by Pe32Data does not contain a
+ debug directory entry, then NULL is returned. If the debug directory entry
+ in the PE/COFF image specified by Pe32Data does not contain a PDB file name,
+ then NULL is returned.
+ If Pe32Data is NULL, then ASSERT().
+
+ @param Pe32Data Pointer to the PE/COFF image that is loaded in system
+ memory.
+
+ @return The PDB file name for the PE/COFF image specified by Pe32Data or NULL
+ if it cannot be retrieved.
+
+**/
+VOID *
+EFIAPI
+PeCoffLoaderGetPdbPointer (
+ IN VOID *Pe32Data
+ )
+{
+ EFI_IMAGE_DOS_HEADER *DosHdr;
+ EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
+ EFI_IMAGE_DATA_DIRECTORY *DirectoryEntry;
+ EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *DebugEntry;
+ UINTN DirCount;
+ VOID *CodeViewEntryPointer;
+ INTN TEImageAdjust;
+ UINT32 NumberOfRvaAndSizes;
+ UINT16 Magic;
+
+ ASSERT (Pe32Data != NULL);
+
+ TEImageAdjust = 0;
+ DirectoryEntry = NULL;
+ DebugEntry = NULL;
+ NumberOfRvaAndSizes = 0;
+
+ DosHdr = (EFI_IMAGE_DOS_HEADER *)Pe32Data;
+ if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) {
+ //
+ // DOS image header is present, so read the PE header after the DOS image header.
+ //
+ Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)((UINTN) Pe32Data + (UINTN) ((DosHdr->e_lfanew) & 0x0ffff));
+ } else {
+ //
+ // DOS image header is not present, so PE header is at the image base.
+ //
+ Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)Pe32Data;
+ }
+
+ if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) {
+ if (Hdr.Te->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG].VirtualAddress != 0) {
+ DirectoryEntry = &Hdr.Te->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG];
+ TEImageAdjust = sizeof (EFI_TE_IMAGE_HEADER) - Hdr.Te->StrippedSize;
+ DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *)((UINTN) Hdr.Te +
+ Hdr.Te->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG].VirtualAddress +
+ TEImageAdjust);
+ }
+ } else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) {
+ //
+ // NOTE: We use Machine field to identify PE32/PE32+, instead of Magic.
+ // It is due to backward-compatibility, for some system might
+ // generate PE32+ image with PE32 Magic.
+ //
+ switch (Hdr.Pe32->FileHeader.Machine) {
+ case EFI_IMAGE_MACHINE_IA32:
+ //
+ // Assume PE32 image with IA32 Machine field.
+ //
+ Magic = EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC;
+ break;
+ case EFI_IMAGE_MACHINE_X64:
+ case EFI_IMAGE_MACHINE_IPF:
+ //
+ // Assume PE32+ image with X64 or IPF Machine field
+ //
+ Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
+ break;
+ default:
+ //
+ // For unknow Machine field, use Magic in optional Header
+ //
+ Magic = Hdr.Pe32->OptionalHeader.Magic;
+ }
+
+ if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
+ //
+ // Use PE32 offset get Debug Directory Entry
+ //
+ NumberOfRvaAndSizes = Hdr.Pe32->OptionalHeader.NumberOfRvaAndSizes;
+ DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&(Hdr.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]);
+ DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *) ((UINTN) Pe32Data + DirectoryEntry->VirtualAddress);
+ } else if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC) {
+ //
+ // Use PE32+ offset get Debug Directory Entry
+ //
+ NumberOfRvaAndSizes = Hdr.Pe32Plus->OptionalHeader.NumberOfRvaAndSizes;
+ DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&(Hdr.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]);
+ DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *) ((UINTN) Pe32Data + DirectoryEntry->VirtualAddress);
+ }
+
+ if (NumberOfRvaAndSizes <= EFI_IMAGE_DIRECTORY_ENTRY_DEBUG) {
+ DirectoryEntry = NULL;
+ DebugEntry = NULL;
+ }
+ } else {
+ return NULL;
+ }
+
+ if (DebugEntry == NULL || DirectoryEntry == NULL) {
+ return NULL;
+ }
+
+ for (DirCount = 0; DirCount < DirectoryEntry->Size; DirCount += sizeof (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY), DebugEntry++) {
+ if (DebugEntry->Type == EFI_IMAGE_DEBUG_TYPE_CODEVIEW) {
+ if (DebugEntry->SizeOfData > 0) {
+ CodeViewEntryPointer = (VOID *) ((UINTN) DebugEntry->RVA + ((UINTN)Pe32Data) + (UINTN)TEImageAdjust);
+ switch (* (UINT32 *) CodeViewEntryPointer) {
+ case CODEVIEW_SIGNATURE_NB10:
+ return (VOID *) ((CHAR8 *)CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_NB10_ENTRY));
+ case CODEVIEW_SIGNATURE_RSDS:
+ return (VOID *) ((CHAR8 *)CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_RSDS_ENTRY));
+ default:
+ break;
+ }
+ }
+ }
+ }
+
+ return NULL;
+}
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