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1 | /** @file\r | |
2 | Python Utility\r | |
3 | \r | |
4 | Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>\r | |
5 | This program and the accompanying materials are licensed and made available \r | |
6 | under the terms and conditions of the BSD License which accompanies this \r | |
7 | distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include <Python.h>\r | |
16 | #include <Windows.h>\r | |
17 | #include <Common/UefiBaseTypes.h>\r | |
18 | \r | |
19 | /*\r | |
20 | SaveFileToDisk(FilePath, Content)\r | |
21 | */\r | |
22 | STATIC\r | |
23 | PyObject*\r | |
24 | SaveFileToDisk (\r | |
25 | PyObject *Self,\r | |
26 | PyObject *Args\r | |
27 | )\r | |
28 | {\r | |
29 | CHAR8 *File;\r | |
30 | UINT8 *Data;\r | |
31 | UINTN DataLength;\r | |
32 | UINTN WriteBytes;\r | |
33 | UINTN Status;\r | |
34 | HANDLE FileHandle;\r | |
35 | PyObject *ReturnValue = Py_False;\r | |
36 | \r | |
37 | Status = PyArg_ParseTuple(\r | |
38 | Args,\r | |
39 | "ss#",\r | |
40 | &File,\r | |
41 | &Data,\r | |
42 | &DataLength\r | |
43 | );\r | |
44 | if (Status == 0) {\r | |
45 | return NULL;\r | |
46 | }\r | |
47 | \r | |
48 | FileHandle = CreateFile(\r | |
49 | File,\r | |
50 | GENERIC_WRITE,\r | |
51 | FILE_SHARE_WRITE|FILE_SHARE_READ|FILE_SHARE_DELETE,\r | |
52 | NULL,\r | |
53 | CREATE_ALWAYS,\r | |
54 | FILE_ATTRIBUTE_NORMAL,\r | |
55 | NULL\r | |
56 | );\r | |
57 | if (FileHandle == INVALID_HANDLE_VALUE) {\r | |
58 | PyErr_SetString(PyExc_Exception, "File creation failure");\r | |
59 | return NULL;\r | |
60 | }\r | |
61 | \r | |
62 | while (WriteFile(FileHandle, Data, DataLength, &WriteBytes, NULL)) {\r | |
63 | if (DataLength <= WriteBytes) {\r | |
64 | DataLength = 0;\r | |
65 | break;\r | |
66 | }\r | |
67 | \r | |
68 | Data += WriteBytes;\r | |
69 | DataLength -= WriteBytes;\r | |
70 | }\r | |
71 | \r | |
72 | if (DataLength != 0) {\r | |
73 | // file saved unsuccessfully\r | |
74 | PyErr_SetString(PyExc_Exception, "File write failure");\r | |
75 | goto Done;\r | |
76 | }\r | |
77 | \r | |
78 | // \r | |
79 | // Flush buffer may slow down the whole build performance (average 10s slower)\r | |
80 | // \r | |
81 | //if (!FlushFileBuffers(FileHandle)) {\r | |
82 | // PyErr_SetString(PyExc_Exception, "File flush failure");\r | |
83 | // goto Done;\r | |
84 | //}\r | |
85 | \r | |
86 | // success!\r | |
87 | ReturnValue = Py_True;\r | |
88 | \r | |
89 | Done:\r | |
90 | CloseHandle(FileHandle);\r | |
91 | return ReturnValue;\r | |
92 | }\r | |
93 | \r | |
94 | STATIC INT8 SaveFileToDiskDocs[] = "SaveFileToDisk(): Make sure the file is saved to disk\n";\r | |
95 | \r | |
96 | STATIC PyMethodDef PyUtility_Funcs[] = {\r | |
97 | {"SaveFileToDisk", (PyCFunction)SaveFileToDisk, METH_VARARGS, SaveFileToDiskDocs},\r | |
98 | {NULL, NULL, 0, NULL}\r | |
99 | };\r | |
100 | \r | |
101 | PyMODINIT_FUNC\r | |
102 | initPyUtility(VOID) {\r | |
103 | Py_InitModule3("PyUtility", PyUtility_Funcs, "Utilties Module Implemented C Language");\r | |
104 | }\r | |
105 | \r | |
106 | \r |