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

/*++

Copyright (c) 2004 - 2007, Intel Corporation. All rights reserved.<BR>
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;
}