Virtualization
/
edk2
mirror of https://gitlab.com/qemu-project/edk2.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

BaseTools/PeCoffLib: Check 'RelocDir' before finding relocation block 

To match the code logics in MdePkg/Library/BasePeCoffLib, add checks for
'RelocDir' before finding the relocation block.

Cc: Liming Gao <liming.gao@intel.com>
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Hao Wu <hao.a.wu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Hao Wu 2016-11-09 12:06:29 +08:00
parent 14e8137c82
commit 49d8f534cc
1 changed files with 30 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
BaseTools/Source/C/Common/BasePeCoff.c
View File

@ -645,6 +645,7 @@ Returns:
// //
if (OptionHeader.Optional32->NumberOfRvaAndSizes > EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC) { if (OptionHeader.Optional32->NumberOfRvaAndSizes > EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC) {
RelocDir = &OptionHeader.Optional32->DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC]; RelocDir = &OptionHeader.Optional32->DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC];
if ((RelocDir != NULL) && (RelocDir->Size > 0)) {
RelocBase = PeCoffLoaderImageAddress (ImageContext, RelocDir->VirtualAddress); RelocBase = PeCoffLoaderImageAddress (ImageContext, RelocDir->VirtualAddress);
RelocBaseEnd = PeCoffLoaderImageAddress ( RelocBaseEnd = PeCoffLoaderImageAddress (
ImageContext, ImageContext,
@ -660,6 +661,12 @@ Returns:
// //
RelocBase = RelocBaseEnd = 0; RelocBase = RelocBaseEnd = 0;
} }
} else {
//
// Set base and end to bypass processing below.
//
RelocBase = RelocBaseEnd = 0;
}
} else { } else {
Adjust = (UINT64) BaseAddress - OptionHeader.Optional64->ImageBase; Adjust = (UINT64) BaseAddress - OptionHeader.Optional64->ImageBase;
OptionHeader.Optional64->ImageBase = BaseAddress; OptionHeader.Optional64->ImageBase = BaseAddress;
@ -673,6 +680,7 @@ Returns:
// //
if (OptionHeader.Optional64->NumberOfRvaAndSizes > EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC) { if (OptionHeader.Optional64->NumberOfRvaAndSizes > EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC) {
RelocDir = &OptionHeader.Optional64->DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC]; RelocDir = &OptionHeader.Optional64->DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC];
if ((RelocDir != NULL) && (RelocDir->Size > 0)) {
RelocBase = PeCoffLoaderImageAddress (ImageContext, RelocDir->VirtualAddress); RelocBase = PeCoffLoaderImageAddress (ImageContext, RelocDir->VirtualAddress);
RelocBaseEnd = PeCoffLoaderImageAddress ( RelocBaseEnd = PeCoffLoaderImageAddress (
ImageContext, ImageContext,
@ -688,6 +696,12 @@ Returns:
// //
RelocBase = RelocBaseEnd = 0; RelocBase = RelocBaseEnd = 0;
} }
} else {
//
// Set base and end to bypass processing below.
//
RelocBase = RelocBaseEnd = 0;
}
} }
} else { } else {
TeHdr = (EFI_TE_IMAGE_HEADER *) (UINTN) (ImageContext->ImageAddress); TeHdr = (EFI_TE_IMAGE_HEADER *) (UINTN) (ImageContext->ImageAddress);