e5efcf8be8
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the UefiPayloadPkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Ray Ni <ray.ni@intel.com>
66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/** @file
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This library retrieve the EFI_BOOT_SERVICES pointer from EFI system table in
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library's constructor.
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Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <Uefi.h>
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VOID *gHobList = NULL;
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/**
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Local implementation of GUID comparasion that doesn't depend on DebugLib::ASSERT().
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This function compares Guid1 to Guid2. If the GUIDs are identical then TRUE is returned.
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If there are any bit differences in the two GUIDs, then FALSE is returned.
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@param Guid1 A pointer to a 128 bit GUID.
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@param Guid2 A pointer to a 128 bit GUID.
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@retval TRUE Guid1 and Guid2 are identical.
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@retval FALSE Guid1 and Guid2 are not identical.
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**/
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BOOLEAN
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LocalCompareGuid (
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IN CONST GUID *Guid1,
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IN CONST GUID *Guid2
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)
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{
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UINT64 *Left;
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UINT64 *Right;
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Left = (UINT64 *)Guid1;
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Right = (UINT64 *)Guid2;
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return (BOOLEAN)(Left[0] == Right[0] && Left[1] == Right[1]);
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}
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/**
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@param ImageHandle The firmware allocated handle for the EFI image.
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@param SystemTable A pointer to the EFI System Table.
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@retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
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**/
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EFI_STATUS
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EFIAPI
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DxeHobListLibConstructor (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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UINTN Index;
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for (Index = 0; Index < SystemTable->NumberOfTableEntries; Index++) {
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if (LocalCompareGuid (&gEfiHobListGuid, &SystemTable->ConfigurationTable[Index].VendorGuid)) {
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gHobList = SystemTable->ConfigurationTable[Index].VendorTable;
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return EFI_SUCCESS;
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}
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}
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return EFI_NOT_FOUND;
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}
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