summaryrefslogtreecommitdiff
path: root/BaseTools/Source/C/GenFw/ElfConvert.c
diff options
context:
space:
mode:
Diffstat (limited to 'BaseTools/Source/C/GenFw/ElfConvert.c')
-rw-r--r--BaseTools/Source/C/GenFw/ElfConvert.c466
1 files changed, 233 insertions, 233 deletions
diff --git a/BaseTools/Source/C/GenFw/ElfConvert.c b/BaseTools/Source/C/GenFw/ElfConvert.c
index e573554d03..17689cf27f 100644
--- a/BaseTools/Source/C/GenFw/ElfConvert.c
+++ b/BaseTools/Source/C/GenFw/ElfConvert.c
@@ -1,233 +1,233 @@
-/** @file
-
-Copyright (c) 2010 - 2011, 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.
-
-**/
-
-#include "WinNtInclude.h"
-
-#ifndef __GNUC__
-#include <windows.h>
-#include <io.h>
-#endif
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-#include <ctype.h>
-
-#include <Common/UefiBaseTypes.h>
-#include <IndustryStandard/PeImage.h>
-
-#include "EfiUtilityMsgs.h"
-
-#include "GenFw.h"
-#include "ElfConvert.h"
-#include "Elf32Convert.h"
-#include "Elf64Convert.h"
-
-//
-// Result Coff file in memory.
-//
-UINT8 *mCoffFile = NULL;
-
-//
-// COFF relocation data
-//
-EFI_IMAGE_BASE_RELOCATION *mCoffBaseRel;
-UINT16 *mCoffEntryRel;
-
-//
-// Current offset in coff file.
-//
-UINT32 mCoffOffset;
-
-//
-// Offset in Coff file of headers and sections.
-//
-UINT32 mTableOffset;
-
-//
-//*****************************************************************************
-// Common ELF Functions
-//*****************************************************************************
-//
-
-VOID
-CoffAddFixupEntry(
- UINT16 Val
- )
-{
- *mCoffEntryRel = Val;
- mCoffEntryRel++;
- mCoffBaseRel->SizeOfBlock += 2;
- mCoffOffset += 2;
-}
-
-VOID
-CoffAddFixup(
- UINT32 Offset,
- UINT8 Type
- )
-{
- if (mCoffBaseRel == NULL
- || mCoffBaseRel->VirtualAddress != (Offset & ~0xfff)) {
- if (mCoffBaseRel != NULL) {
- //
- // Add a null entry (is it required ?)
- //
- CoffAddFixupEntry (0);
-
- //
- // Pad for alignment.
- //
- if (mCoffOffset % 4 != 0)
- CoffAddFixupEntry (0);
- }
-
- mCoffFile = realloc (
- mCoffFile,
- mCoffOffset + sizeof(EFI_IMAGE_BASE_RELOCATION) + 2*0x1000
- );
- memset (
- mCoffFile + mCoffOffset, 0,
- sizeof(EFI_IMAGE_BASE_RELOCATION) + 2*0x1000
- );
-
- mCoffBaseRel = (EFI_IMAGE_BASE_RELOCATION*)(mCoffFile + mCoffOffset);
- mCoffBaseRel->VirtualAddress = Offset & ~0xfff;
- mCoffBaseRel->SizeOfBlock = sizeof(EFI_IMAGE_BASE_RELOCATION);
-
- mCoffEntryRel = (UINT16 *)(mCoffBaseRel + 1);
- mCoffOffset += sizeof(EFI_IMAGE_BASE_RELOCATION);
- }
-
- //
- // Fill the entry.
- //
- CoffAddFixupEntry((UINT16) ((Type << 12) | (Offset & 0xfff)));
-}
-
-VOID
-CreateSectionHeader (
- const CHAR8 *Name,
- UINT32 Offset,
- UINT32 Size,
- UINT32 Flags
- )
-{
- EFI_IMAGE_SECTION_HEADER *Hdr;
- Hdr = (EFI_IMAGE_SECTION_HEADER*)(mCoffFile + mTableOffset);
-
- strcpy((char *)Hdr->Name, Name);
- Hdr->Misc.VirtualSize = Size;
- Hdr->VirtualAddress = Offset;
- Hdr->SizeOfRawData = Size;
- Hdr->PointerToRawData = Offset;
- Hdr->PointerToRelocations = 0;
- Hdr->PointerToLinenumbers = 0;
- Hdr->NumberOfRelocations = 0;
- Hdr->NumberOfLinenumbers = 0;
- Hdr->Characteristics = Flags;
-
- mTableOffset += sizeof (EFI_IMAGE_SECTION_HEADER);
-}
-
-//
-//*****************************************************************************
-// Functions called from GenFw main code.
-//*****************************************************************************
-//
-
-INTN
-IsElfHeader (
- UINT8 *FileBuffer
-)
-{
- return (FileBuffer[EI_MAG0] == ELFMAG0 &&
- FileBuffer[EI_MAG1] == ELFMAG1 &&
- FileBuffer[EI_MAG2] == ELFMAG2 &&
- FileBuffer[EI_MAG3] == ELFMAG3);
-}
-
-BOOLEAN
-ConvertElf (
- UINT8 **FileBuffer,
- UINT32 *FileLength
- )
-{
- ELF_FUNCTION_TABLE ElfFunctions;
- UINT8 EiClass;
-
- //
- // Determine ELF type and set function table pointer correctly.
- //
- VerboseMsg ("Check Elf Image Header");
- EiClass = (*FileBuffer)[EI_CLASS];
- if (EiClass == ELFCLASS32) {
- if (!InitializeElf32 (*FileBuffer, &ElfFunctions)) {
- return FALSE;
- }
- } else if (EiClass == ELFCLASS64) {
- if (!InitializeElf64 (*FileBuffer, &ElfFunctions)) {
- return FALSE;
- }
- } else {
- Error (NULL, 0, 3000, "Unsupported", "ELF EI_CLASS not supported.");
- return FALSE;
- }
-
- //
- // Compute sections new address.
- //
- VerboseMsg ("Compute sections new address.");
- ElfFunctions.ScanSections ();
-
- //
- // Write and relocate sections.
- //
- VerboseMsg ("Write and relocate sections.");
- ElfFunctions.WriteSections (SECTION_TEXT);
- ElfFunctions.WriteSections (SECTION_DATA);
- ElfFunctions.WriteSections (SECTION_HII);
-
- //
- // Translate and write relocations.
- //
- VerboseMsg ("Translate and write relocations.");
- ElfFunctions.WriteRelocations ();
-
- //
- // Write debug info.
- //
- VerboseMsg ("Write debug info.");
- ElfFunctions.WriteDebug ();
-
- //
- // Make sure image size is correct before returning the new image.
- //
- VerboseMsg ("Set image size.");
- ElfFunctions.SetImageSize ();
-
- //
- // Replace.
- //
- free (*FileBuffer);
- *FileBuffer = mCoffFile;
- *FileLength = mCoffOffset;
-
- //
- // Free resources used by ELF functions.
- //
- ElfFunctions.CleanUp ();
-
- return TRUE;
-}
+/** @file
+
+Copyright (c) 2010 - 2011, 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.
+
+**/
+
+#include "WinNtInclude.h"
+
+#ifndef __GNUC__
+#include <windows.h>
+#include <io.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <ctype.h>
+
+#include <Common/UefiBaseTypes.h>
+#include <IndustryStandard/PeImage.h>
+
+#include "EfiUtilityMsgs.h"
+
+#include "GenFw.h"
+#include "ElfConvert.h"
+#include "Elf32Convert.h"
+#include "Elf64Convert.h"
+
+//
+// Result Coff file in memory.
+//
+UINT8 *mCoffFile = NULL;
+
+//
+// COFF relocation data
+//
+EFI_IMAGE_BASE_RELOCATION *mCoffBaseRel;
+UINT16 *mCoffEntryRel;
+
+//
+// Current offset in coff file.
+//
+UINT32 mCoffOffset;
+
+//
+// Offset in Coff file of headers and sections.
+//
+UINT32 mTableOffset;
+
+//
+//*****************************************************************************
+// Common ELF Functions
+//*****************************************************************************
+//
+
+VOID
+CoffAddFixupEntry(
+ UINT16 Val
+ )
+{
+ *mCoffEntryRel = Val;
+ mCoffEntryRel++;
+ mCoffBaseRel->SizeOfBlock += 2;
+ mCoffOffset += 2;
+}
+
+VOID
+CoffAddFixup(
+ UINT32 Offset,
+ UINT8 Type
+ )
+{
+ if (mCoffBaseRel == NULL
+ || mCoffBaseRel->VirtualAddress != (Offset & ~0xfff)) {
+ if (mCoffBaseRel != NULL) {
+ //
+ // Add a null entry (is it required ?)
+ //
+ CoffAddFixupEntry (0);
+
+ //
+ // Pad for alignment.
+ //
+ if (mCoffOffset % 4 != 0)
+ CoffAddFixupEntry (0);
+ }
+
+ mCoffFile = realloc (
+ mCoffFile,
+ mCoffOffset + sizeof(EFI_IMAGE_BASE_RELOCATION) + 2*0x1000
+ );
+ memset (
+ mCoffFile + mCoffOffset, 0,
+ sizeof(EFI_IMAGE_BASE_RELOCATION) + 2*0x1000
+ );
+
+ mCoffBaseRel = (EFI_IMAGE_BASE_RELOCATION*)(mCoffFile + mCoffOffset);
+ mCoffBaseRel->VirtualAddress = Offset & ~0xfff;
+ mCoffBaseRel->SizeOfBlock = sizeof(EFI_IMAGE_BASE_RELOCATION);
+
+ mCoffEntryRel = (UINT16 *)(mCoffBaseRel + 1);
+ mCoffOffset += sizeof(EFI_IMAGE_BASE_RELOCATION);
+ }
+
+ //
+ // Fill the entry.
+ //
+ CoffAddFixupEntry((UINT16) ((Type << 12) | (Offset & 0xfff)));
+}
+
+VOID
+CreateSectionHeader (
+ const CHAR8 *Name,
+ UINT32 Offset,
+ UINT32 Size,
+ UINT32 Flags
+ )
+{
+ EFI_IMAGE_SECTION_HEADER *Hdr;
+ Hdr = (EFI_IMAGE_SECTION_HEADER*)(mCoffFile + mTableOffset);
+
+ strcpy((char *)Hdr->Name, Name);
+ Hdr->Misc.VirtualSize = Size;
+ Hdr->VirtualAddress = Offset;
+ Hdr->SizeOfRawData = Size;
+ Hdr->PointerToRawData = Offset;
+ Hdr->PointerToRelocations = 0;
+ Hdr->PointerToLinenumbers = 0;
+ Hdr->NumberOfRelocations = 0;
+ Hdr->NumberOfLinenumbers = 0;
+ Hdr->Characteristics = Flags;
+
+ mTableOffset += sizeof (EFI_IMAGE_SECTION_HEADER);
+}
+
+//
+//*****************************************************************************
+// Functions called from GenFw main code.
+//*****************************************************************************
+//
+
+INTN
+IsElfHeader (
+ UINT8 *FileBuffer
+)
+{
+ return (FileBuffer[EI_MAG0] == ELFMAG0 &&
+ FileBuffer[EI_MAG1] == ELFMAG1 &&
+ FileBuffer[EI_MAG2] == ELFMAG2 &&
+ FileBuffer[EI_MAG3] == ELFMAG3);
+}
+
+BOOLEAN
+ConvertElf (
+ UINT8 **FileBuffer,
+ UINT32 *FileLength
+ )
+{
+ ELF_FUNCTION_TABLE ElfFunctions;
+ UINT8 EiClass;
+
+ //
+ // Determine ELF type and set function table pointer correctly.
+ //
+ VerboseMsg ("Check Elf Image Header");
+ EiClass = (*FileBuffer)[EI_CLASS];
+ if (EiClass == ELFCLASS32) {
+ if (!InitializeElf32 (*FileBuffer, &ElfFunctions)) {
+ return FALSE;
+ }
+ } else if (EiClass == ELFCLASS64) {
+ if (!InitializeElf64 (*FileBuffer, &ElfFunctions)) {
+ return FALSE;
+ }
+ } else {
+ Error (NULL, 0, 3000, "Unsupported", "ELF EI_CLASS not supported.");
+ return FALSE;
+ }
+
+ //
+ // Compute sections new address.
+ //
+ VerboseMsg ("Compute sections new address.");
+ ElfFunctions.ScanSections ();
+
+ //
+ // Write and relocate sections.
+ //
+ VerboseMsg ("Write and relocate sections.");
+ ElfFunctions.WriteSections (SECTION_TEXT);
+ ElfFunctions.WriteSections (SECTION_DATA);
+ ElfFunctions.WriteSections (SECTION_HII);
+
+ //
+ // Translate and write relocations.
+ //
+ VerboseMsg ("Translate and write relocations.");
+ ElfFunctions.WriteRelocations ();
+
+ //
+ // Write debug info.
+ //
+ VerboseMsg ("Write debug info.");
+ ElfFunctions.WriteDebug ();
+
+ //
+ // Make sure image size is correct before returning the new image.
+ //
+ VerboseMsg ("Set image size.");
+ ElfFunctions.SetImageSize ();
+
+ //
+ // Replace.
+ //
+ free (*FileBuffer);
+ *FileBuffer = mCoffFile;
+ *FileLength = mCoffOffset;
+
+ //
+ // Free resources used by ELF functions.
+ //
+ ElfFunctions.CleanUp ();
+
+ return TRUE;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-03 17:36:12 +0000