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2aa62f2b | 1 | /** @file\r |
2 | Constructor and Deconstructor functions for <wchar.h>.\r | |
3 | \r | |
4 | Unless explicitly stated otherwise, the functions defined in this file order\r | |
5 | two wide characters the same way as two integers of the underlying integer\r | |
6 | type designated by wchar_t.\r | |
7 | \r | |
8 | Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>\r | |
9 | This program and the accompanying materials are licensed and made available under\r | |
10 | the terms and conditions of the BSD License that accompanies this distribution.\r | |
11 | The full text of the license may be found at\r | |
12 | http://opensource.org/licenses/bsd-license.php.\r | |
13 | \r | |
14 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
15 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
16 | **/\r | |
17 | #include <Uefi.h>\r | |
18 | #include <Library/BaseLib.h>\r | |
19 | #include <Library/BaseMemoryLib.h>\r | |
20 | #include <Library/MemoryAllocationLib.h>\r | |
21 | \r | |
22 | #include <LibConfig.h>\r | |
23 | \r | |
24 | #include <errno.h>\r | |
25 | #include <wchar.h>\r | |
26 | \r | |
27 | /* Data initialized by the library constructor */\r | |
28 | UINT8 *__wchar_bitmap = NULL;\r | |
29 | UINTN __wchar_bitmap_size;\r | |
30 | UINTN __wchar_bitmap_64;\r | |
31 | \r | |
32 | EFI_STATUS\r | |
33 | EFIAPI\r | |
34 | __wchar_construct(\r | |
35 | IN EFI_HANDLE ImageHandle,\r | |
36 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
37 | )\r | |
38 | {\r | |
39 | if( __wchar_bitmap == NULL) {\r | |
40 | __wchar_bitmap_size = (WCHAR_MAX + 8) / 8U;\r | |
41 | __wchar_bitmap = AllocatePool(__wchar_bitmap_size);\r | |
42 | if( __wchar_bitmap == NULL) {\r | |
43 | EFIerrno = RETURN_OUT_OF_RESOURCES;\r | |
44 | errno = ENOMEM;\r | |
45 | return EFIerrno;\r | |
46 | }\r | |
47 | return RETURN_SUCCESS;\r | |
48 | }\r | |
49 | return RETURN_ALREADY_STARTED;\r | |
50 | }\r | |
51 | \r | |
52 | EFI_STATUS\r | |
53 | EFIAPI\r | |
54 | __wchar_deconstruct(\r | |
55 | IN EFI_HANDLE ImageHandle,\r | |
56 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
57 | )\r | |
58 | {\r | |
59 | if( __wchar_bitmap != NULL) {\r | |
60 | FreePool( __wchar_bitmap);\r | |
61 | __wchar_bitmap = NULL;\r | |
62 | }\r | |
63 | return RETURN_SUCCESS;\r | |
64 | }\r |