diff options
| author | lgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-12-29 06:16:53 +0000 |
|---|---|---|
| committer | lgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-12-29 06:16:53 +0000 |
| commit | a709adfaf0bebbaf3d989f56b500e3985687d0e3 (patch) | |
| tree | 47d6f44e4afffe70535e492f8585f433efcbf24d /BaseTools/Source/C/Common/BasePeCoff.c | |
| parent | 4661d5df04ce804e454509922fd54f45332553da (diff) | |
| download | edk2-platforms-a709adfaf0bebbaf3d989f56b500e3985687d0e3.tar.xz | |
Sync tool code to BuildTools project r1783.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9623 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'BaseTools/Source/C/Common/BasePeCoff.c')
| -rw-r--r-- | BaseTools/Source/C/Common/BasePeCoff.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/BaseTools/Source/C/Common/BasePeCoff.c b/BaseTools/Source/C/Common/BasePeCoff.c index 0166c22460..5ffb5d4503 100644 --- a/BaseTools/Source/C/Common/BasePeCoff.c +++ b/BaseTools/Source/C/Common/BasePeCoff.c @@ -1173,6 +1173,9 @@ Returns: ImageContext->PdbPointer = (CHAR8 *) ImageContext->CodeView + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_RSDS_ENTRY);
break;
+ case CODEVIEW_SIGNATURE_MTOC:
+ ImageContext->PdbPointer = (CHAR8 *) ImageContext->CodeView + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_MTOC_ENTRY);
+
default:
break;
}
@@ -1377,6 +1380,8 @@ PeCoffLoaderGetPdbPointer ( 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));
+ case CODEVIEW_SIGNATURE_MTOC:
+ return (VOID *) ((CHAR8 *)CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_MTOC_ENTRY));
default:
break;
}
@@ -1386,3 +1391,50 @@ PeCoffLoaderGetPdbPointer ( return NULL;
}
+
+
+RETURN_STATUS
+EFIAPI
+PeCoffLoaderGetEntryPoint (
+ IN VOID *Pe32Data,
+ OUT VOID **EntryPoint,
+ OUT VOID **BaseOfImage
+ )
+{
+ EFI_IMAGE_DOS_HEADER *DosHdr;
+ EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
+
+ 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;
+ }
+
+ //
+ // Calculate the entry point relative to the start of the image.
+ // AddressOfEntryPoint is common for PE32 & PE32+
+ //
+ if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) {
+ *BaseOfImage = (VOID *)(UINTN)(Hdr.Te->ImageBase + Hdr.Te->StrippedSize - sizeof (EFI_TE_IMAGE_HEADER));
+ *EntryPoint = (VOID *)((UINTN)*BaseOfImage + (Hdr.Te->AddressOfEntryPoint & 0x0ffffffff) + sizeof(EFI_TE_IMAGE_HEADER) - Hdr.Te->StrippedSize);
+ return RETURN_SUCCESS;
+ } else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) {
+ *EntryPoint = (VOID *)(UINTN)Hdr.Pe32->OptionalHeader.AddressOfEntryPoint;
+ if (Hdr.Pe32->OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
+ *BaseOfImage = (VOID *)(UINTN)Hdr.Pe32->OptionalHeader.ImageBase;
+ } else {
+ *BaseOfImage = (VOID *)(UINTN)Hdr.Pe32Plus->OptionalHeader.ImageBase;
+ }
+ *EntryPoint = (VOID *)(UINTN)((UINTN)*EntryPoint + (UINTN)*BaseOfImage);
+ return RETURN_SUCCESS;
+ }
+
+ return RETURN_UNSUPPORTED;
+}
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