audk/EdkCompatibilityPkg/Foundation/Library/Dxe/EfiDriverLib/EfiGetConfigTable.c

62 lines
1.6 KiB
C

/*++
Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. 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.
Module Name:
EfiGetConfigTable.c
Abstract:
Light weight lib to support EFI drivers.
--*/
#include "Tiano.h"
#include "EfiDriverLib.h"
EFI_STATUS
EfiLibGetSystemConfigurationTable (
IN EFI_GUID *TableGuid,
OUT VOID **Table
)
/*++
Routine Description:
Get table from configuration table by name
Arguments:
TableGuid - Table name to search
Table - Pointer to the table caller wants
Returns:
EFI_NOT_FOUND - Not found the table
EFI_SUCCESS - Found the table
--*/
{
UINTN Index;
*Table = NULL;
for (Index = 0; Index < gST->NumberOfTableEntries; Index++) {
if (EfiCompareGuid (TableGuid, &(gST->ConfigurationTable[Index].VendorGuid))) {
*Table = gST->ConfigurationTable[Index].VendorTable;
return EFI_SUCCESS;
}
}
return EFI_NOT_FOUND;
}