7476ad722c
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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