Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Daryl McDaniel <daryl.mcdaniel@intel.com> Reviewed-by: Matthew Stanbro <Matthew.A.Stanbro@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14960 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			69 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			69 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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    Constructor and Deconstructor functions for <wchar.h>.
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    Unless explicitly stated otherwise, the functions defined in this file order
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    two wide characters the same way as two integers of the underlying integer
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    type designated by wchar_t.
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    Copyright (c) 2010 - 2013, Intel Corporation. All rights reserved.<BR>
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    This program and the accompanying materials are licensed and made available under
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    the terms and conditions of the BSD License that accompanies this distribution.
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    The full text of the license may be found at
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    http://opensource.org/licenses/bsd-license.
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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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**/
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#include  <Uefi.h>
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#include  <Library/DebugLib.h>
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#include  <LibConfig.h>
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#include  <wchar.h>
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/* Data initialized by the library constructor */
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UINT8 *__wchar_bitmap       = NULL;
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UINTN  __wchar_bitmap_size;
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UINTN  __wchar_bitmap_64;
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EFI_STATUS
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EFIAPI
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__wchar_construct(
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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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  EFI_STATUS  Status;
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  if( __wchar_bitmap == NULL) {
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    __wchar_bitmap_size = (WCHAR_MAX + 8) / 8U;
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    Status  = SystemTable->BootServices->AllocatePool(
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                EfiBootServicesData, __wchar_bitmap_size, (VOID **)&__wchar_bitmap);
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    ASSERT(__wchar_bitmap != NULL);
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    if (EFI_ERROR (Status)) {
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      __wchar_bitmap = NULL;
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      return Status;
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    }
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    return  RETURN_SUCCESS;
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  }
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  return RETURN_ALREADY_STARTED;
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}
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EFI_STATUS
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EFIAPI
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__wchar_deconstruct(
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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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  EFI_STATUS    Status  = RETURN_SUCCESS;
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  if( __wchar_bitmap != NULL) {
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    Status = SystemTable->BootServices->FreePool( __wchar_bitmap);
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    ASSERT_EFI_ERROR (Status);
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    __wchar_bitmap = NULL;
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  }
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  return Status;
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}
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