mirror of https://github.com/acidanthera/audk.git
57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
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/** @file
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x64 Specific relocation fixups.
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name: PeCoffLoaderEx.c
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**/
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/**
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Performs an x64 specific relocation fixup.
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@param Reloc Pointer to the relocation record
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@param Fixup Pointer to the address to fix up
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@param FixupData Pointer to a buffer to log the fixups
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@param Adjust The offset to adjust the fixup
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**/
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RETURN_STATUS
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PeCoffLoaderRelocateImageEx (
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IN UINT16 *Reloc,
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IN OUT CHAR8 *Fixup,
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IN OUT CHAR8 **FixupData,
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IN UINT64 Adjust
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)
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{
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UINT64 *F64;
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switch ((*Reloc) >> 12) {
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case EFI_IMAGE_REL_BASED_DIR64:
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F64 = (UINT64 *) Fixup;
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*F64 = *F64 + (UINT64) Adjust;
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if (*FixupData != NULL) {
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*FixupData = ALIGN_POINTER(*FixupData, sizeof(UINT64));
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*(UINT64 *)(*FixupData) = *F64;
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*FixupData = *FixupData + sizeof(UINT64);
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}
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break;
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default:
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return RETURN_UNSUPPORTED;
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}
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return RETURN_SUCCESS;
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}
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