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5d73d92f | 1 | /** @file\r |
2 | Main file for Comp shell Debug1 function.\r | |
3 | \r | |
c011b6c9 | 4 | (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>\r |
d571c666 | 5 | Copyright (c) 2010 - 2017, Intel Corporation. All rights reserved.<BR>\r |
5d73d92f | 6 | This program and the accompanying materials\r |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #include "UefiShellDebug1CommandsLib.h"\r | |
17 | \r | |
6e84fd6e CC |
18 | STATIC CONST SHELL_PARAM_ITEM ParamList[] = {\r |
19 | {L"-n", TypeValue},\r | |
20 | {L"-s", TypeValue},\r | |
21 | {NULL, TypeMax}\r | |
22 | };\r | |
23 | \r | |
24 | typedef enum {\r | |
25 | OutOfDiffPoint,\r | |
26 | InDiffPoint,\r | |
27 | InPrevDiffPoint\r | |
28 | } READ_STATUS;\r | |
29 | \r | |
30 | /**\r | |
31 | Function to print differnt point data.\r | |
32 | \r | |
a32c1a5b RN |
33 | @param[in] FileName File name.\r |
34 | @param[in] FileTag File tag name.\r | |
6e84fd6e CC |
35 | @param[in] Buffer Data buffer to be printed.\r |
36 | @param[in] BufferSize Size of the data to be printed.\r | |
37 | @param[in] Address Address of the differnt point.\r | |
38 | @param[in] DifferentBytes Total size of the buffer.\r | |
39 | \r | |
40 | **/\r | |
41 | VOID\r | |
42 | PrintDifferentPoint(\r | |
43 | CONST CHAR16 *FileName,\r | |
a32c1a5b | 44 | CHAR16 *FileTag,\r |
6e84fd6e | 45 | UINT8 *Buffer,\r |
891417a7 | 46 | UINT64 BufferSize,\r |
6e84fd6e | 47 | UINTN Address,\r |
891417a7 | 48 | UINT64 DifferentBytes\r |
6e84fd6e CC |
49 | )\r |
50 | {\r | |
51 | UINTN Index;\r | |
52 | \r | |
a32c1a5b | 53 | ShellPrintEx (-1, -1, L"%s: %s\r\n %08x:", FileTag, FileName, Address);\r |
6e84fd6e CC |
54 | \r |
55 | //\r | |
56 | // Print data in hex-format.\r | |
57 | //\r | |
891417a7 | 58 | for (Index = 0; Index < BufferSize; Index++) {\r |
6e84fd6e CC |
59 | ShellPrintEx (-1, -1, L" %02x", Buffer[Index]);\r |
60 | }\r | |
61 | \r | |
891417a7 | 62 | if (BufferSize < DifferentBytes) {\r |
6e84fd6e CC |
63 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_COMP_END_OF_FILE), gShellDebug1HiiHandle);\r |
64 | }\r | |
65 | \r | |
66 | ShellPrintEx (-1, -1, L" *");\r | |
67 | \r | |
68 | //\r | |
69 | // Print data in char-format.\r | |
70 | //\r | |
891417a7 | 71 | for (Index = 0; Index < BufferSize; Index++) {\r |
6e84fd6e CC |
72 | if (Buffer[Index] >= 0x20 && Buffer[Index] <= 0x7E) {\r |
73 | ShellPrintEx (-1, -1, L"%c", Buffer[Index]);\r | |
74 | } else {\r | |
75 | //\r | |
76 | // Print dots for control characters\r | |
77 | //\r | |
78 | ShellPrintEx (-1, -1, L".");\r | |
79 | }\r | |
80 | }\r | |
81 | \r | |
82 | ShellPrintEx (-1, -1, L"*\r\n");\r | |
83 | }\r | |
84 | \r | |
3737ac2b | 85 | /**\r |
86 | Function for 'comp' command.\r | |
87 | \r | |
88 | @param[in] ImageHandle Handle to the Image (NULL if Internal).\r | |
89 | @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r | |
90 | **/\r | |
5d73d92f | 91 | SHELL_STATUS\r |
92 | EFIAPI\r | |
93 | ShellCommandRunComp (\r | |
94 | IN EFI_HANDLE ImageHandle,\r | |
95 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
96 | )\r | |
97 | {\r | |
98 | EFI_STATUS Status;\r | |
99 | LIST_ENTRY *Package;\r | |
100 | CHAR16 *ProblemParam;\r | |
d571c666 CC |
101 | CHAR16 *FileName1;\r |
102 | CHAR16 *FileName2;\r | |
103 | CONST CHAR16 *TempParam;\r | |
5d73d92f | 104 | SHELL_STATUS ShellStatus;\r |
5d73d92f | 105 | SHELL_FILE_HANDLE FileHandle1;\r |
106 | SHELL_FILE_HANDLE FileHandle2;\r | |
5d73d92f | 107 | UINT64 Size1;\r |
108 | UINT64 Size2;\r | |
6e84fd6e CC |
109 | UINT64 DifferentBytes;\r |
110 | UINT64 DifferentCount;\r | |
111 | UINT8 DiffPointNumber;\r | |
112 | UINT8 OneByteFromFile1;\r | |
113 | UINT8 OneByteFromFile2;\r | |
114 | UINT8 *DataFromFile1;\r | |
115 | UINT8 *DataFromFile2;\r | |
116 | UINTN InsertPosition1;\r | |
117 | UINTN InsertPosition2;\r | |
5d73d92f | 118 | UINTN DataSizeFromFile1;\r |
119 | UINTN DataSizeFromFile2;\r | |
6e84fd6e CC |
120 | UINTN TempAddress;\r |
121 | UINTN Index;\r | |
d571c666 | 122 | UINTN DiffPointAddress;\r |
6e84fd6e | 123 | READ_STATUS ReadStatus;\r |
5d73d92f | 124 | \r |
5d73d92f | 125 | ShellStatus = SHELL_SUCCESS;\r |
126 | Status = EFI_SUCCESS;\r | |
127 | FileName1 = NULL;\r | |
128 | FileName2 = NULL;\r | |
129 | FileHandle1 = NULL;\r | |
130 | FileHandle2 = NULL;\r | |
6e84fd6e CC |
131 | DataFromFile1 = NULL;\r |
132 | DataFromFile2 = NULL;\r | |
133 | ReadStatus = OutOfDiffPoint;\r | |
134 | DifferentCount = 10;\r | |
135 | DifferentBytes = 4;\r | |
136 | DiffPointNumber = 0;\r | |
137 | InsertPosition1 = 0;\r | |
138 | InsertPosition2 = 0;\r | |
139 | TempAddress = 0;\r | |
31abcf1d | 140 | DiffPointAddress = 0;\r |
5d73d92f | 141 | \r |
142 | //\r | |
143 | // initialize the shell lib (we must be in non-auto-init...)\r | |
144 | //\r | |
145 | Status = ShellInitialize();\r | |
146 | ASSERT_EFI_ERROR(Status);\r | |
147 | \r | |
148 | Status = CommandInit();\r | |
149 | ASSERT_EFI_ERROR(Status);\r | |
150 | \r | |
151 | //\r | |
152 | // parse the command line\r | |
153 | //\r | |
6e84fd6e | 154 | Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);\r |
5d73d92f | 155 | if (EFI_ERROR(Status)) {\r |
156 | if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {\r | |
4092a8f6 | 157 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, L"comp", ProblemParam); \r |
5d73d92f | 158 | FreePool(ProblemParam);\r |
159 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
160 | } else {\r | |
161 | ASSERT(FALSE);\r | |
162 | }\r | |
163 | } else {\r | |
164 | if (ShellCommandLineGetCount(Package) > 3) {\r | |
4092a8f6 | 165 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle, L"comp"); \r |
5d73d92f | 166 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
167 | } else if (ShellCommandLineGetCount(Package) < 3) {\r | |
4092a8f6 | 168 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle, L"comp"); \r |
5d73d92f | 169 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
170 | } else {\r | |
ecae5117 | 171 | TempParam = ShellCommandLineGetRawValue(Package, 1);\r |
172 | ASSERT(TempParam != NULL);\r | |
173 | FileName1 = ShellFindFilePath(TempParam);\r | |
3737ac2b | 174 | if (FileName1 == NULL) {\r |
4092a8f6 | 175 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_FIND_FAIL), gShellDebug1HiiHandle, L"comp", TempParam); \r |
5d73d92f | 176 | ShellStatus = SHELL_NOT_FOUND;\r |
3737ac2b | 177 | } else {\r |
178 | Status = ShellOpenFileByName(FileName1, &FileHandle1, EFI_FILE_MODE_READ, 0);\r | |
179 | if (EFI_ERROR(Status)) {\r | |
4092a8f6 | 180 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellDebug1HiiHandle, L"comp", TempParam); \r |
3737ac2b | 181 | ShellStatus = SHELL_NOT_FOUND;\r |
182 | }\r | |
5d73d92f | 183 | }\r |
ecae5117 | 184 | TempParam = ShellCommandLineGetRawValue(Package, 2);\r |
185 | ASSERT(TempParam != NULL);\r | |
186 | FileName2 = ShellFindFilePath(TempParam);\r | |
3737ac2b | 187 | if (FileName2 == NULL) {\r |
4092a8f6 | 188 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_FIND_FAIL), gShellDebug1HiiHandle, L"comp", TempParam); \r |
5d73d92f | 189 | ShellStatus = SHELL_NOT_FOUND;\r |
3737ac2b | 190 | } else {\r |
191 | Status = ShellOpenFileByName(FileName2, &FileHandle2, EFI_FILE_MODE_READ, 0);\r | |
192 | if (EFI_ERROR(Status)) {\r | |
4092a8f6 | 193 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellDebug1HiiHandle, L"comp", TempParam); \r |
3737ac2b | 194 | ShellStatus = SHELL_NOT_FOUND;\r |
195 | }\r | |
5d73d92f | 196 | }\r |
197 | if (ShellStatus == SHELL_SUCCESS) {\r | |
5d73d92f | 198 | Status = gEfiShellProtocol->GetFileSize(FileHandle1, &Size1);\r |
199 | ASSERT_EFI_ERROR(Status);\r | |
200 | Status = gEfiShellProtocol->GetFileSize(FileHandle2, &Size2);\r | |
201 | ASSERT_EFI_ERROR(Status);\r | |
6e84fd6e CC |
202 | \r |
203 | if (ShellCommandLineGetFlag (Package, L"-n")) {\r | |
204 | TempParam = ShellCommandLineGetValue (Package, L"-n");\r | |
205 | if (TempParam == NULL) {\r | |
206 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_VALUE), gShellDebug1HiiHandle, L"comp", L"-n");\r | |
207 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
208 | } else {\r | |
209 | if (gUnicodeCollation->StriColl (gUnicodeCollation, (CHAR16 *)TempParam, L"all") == 0) {\r | |
210 | DifferentCount = MAX_UINTN;\r | |
211 | } else {\r | |
212 | Status = ShellConvertStringToUint64 (TempParam, &DifferentCount, FALSE, TRUE);\r | |
213 | if (EFI_ERROR(Status) || DifferentCount == 0) {\r | |
214 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM_VAL), gShellDebug1HiiHandle, L"comp", TempParam, L"-n");\r | |
215 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
216 | }\r | |
217 | }\r | |
218 | }\r | |
219 | }\r | |
220 | \r | |
221 | if (ShellCommandLineGetFlag (Package, L"-s")) {\r | |
222 | TempParam = ShellCommandLineGetValue (Package, L"-s");\r | |
223 | if (TempParam == NULL) {\r | |
224 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_VALUE), gShellDebug1HiiHandle, L"comp", L"-s");\r | |
225 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
226 | } else {\r | |
227 | Status = ShellConvertStringToUint64 (TempParam, &DifferentBytes, FALSE, TRUE);\r | |
228 | if (EFI_ERROR(Status) || DifferentBytes == 0) {\r | |
229 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM_VAL), gShellDebug1HiiHandle, L"comp", TempParam, L"-s");\r | |
230 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
231 | } else {\r | |
232 | if (DifferentBytes > MAX (Size1, Size2)) {\r | |
233 | DifferentBytes = MAX (Size1, Size2);\r | |
234 | }\r | |
235 | }\r | |
236 | }\r | |
5d73d92f | 237 | }\r |
238 | }\r | |
6e84fd6e | 239 | \r |
5d73d92f | 240 | if (ShellStatus == SHELL_SUCCESS) {\r |
6e84fd6e CC |
241 | DataFromFile1 = AllocateZeroPool ((UINTN)DifferentBytes);\r |
242 | DataFromFile2 = AllocateZeroPool ((UINTN)DifferentBytes);\r | |
243 | if (DataFromFile1 == NULL || DataFromFile2 == NULL) {\r | |
244 | ShellStatus = SHELL_OUT_OF_RESOURCES;\r | |
245 | SHELL_FREE_NON_NULL (DataFromFile1);\r | |
246 | SHELL_FREE_NON_NULL (DataFromFile2);\r | |
247 | }\r | |
248 | }\r | |
249 | \r | |
250 | if (ShellStatus == SHELL_SUCCESS) {\r | |
251 | while (DiffPointNumber < DifferentCount) {\r | |
5d73d92f | 252 | DataSizeFromFile1 = 1;\r |
253 | DataSizeFromFile2 = 1;\r | |
6e84fd6e CC |
254 | OneByteFromFile1 = 0;\r |
255 | OneByteFromFile2 = 0;\r | |
256 | Status = gEfiShellProtocol->ReadFile (FileHandle1, &DataSizeFromFile1, &OneByteFromFile1);\r | |
257 | ASSERT_EFI_ERROR (Status);\r | |
258 | Status = gEfiShellProtocol->ReadFile (FileHandle2, &DataSizeFromFile2, &OneByteFromFile2);\r | |
259 | ASSERT_EFI_ERROR (Status);\r | |
33eb033f | 260 | \r |
6e84fd6e CC |
261 | TempAddress++;\r |
262 | \r | |
263 | //\r | |
264 | // 1.When end of file and no chars in DataFromFile buffer, then break while.\r | |
265 | // 2.If no more char in File1 or File2, The ReadStatus is InPrevDiffPoint forever.\r | |
266 | // So the previous different point is the last one, then break the while block.\r | |
267 | //\r | |
268 | if ( (DataSizeFromFile1 == 0 && InsertPosition1 == 0 && DataSizeFromFile2 == 0 && InsertPosition2 == 0) ||\r | |
269 | (ReadStatus == InPrevDiffPoint && (DataSizeFromFile1 == 0 || DataSizeFromFile2 == 0))\r | |
270 | ) {\r | |
271 | break;\r | |
272 | }\r | |
273 | \r | |
274 | if (ReadStatus == OutOfDiffPoint) {\r | |
275 | if (OneByteFromFile1 != OneByteFromFile2) {\r | |
276 | ReadStatus = InDiffPoint;\r | |
277 | DiffPointAddress = TempAddress;\r | |
278 | if (DataSizeFromFile1 == 1) {\r | |
279 | DataFromFile1[InsertPosition1++] = OneByteFromFile1;\r | |
280 | }\r | |
281 | if (DataSizeFromFile2 == 1) {\r | |
282 | DataFromFile2[InsertPosition2++] = OneByteFromFile2;\r | |
5d73d92f | 283 | }\r |
284 | }\r | |
6e84fd6e CC |
285 | } else if (ReadStatus == InDiffPoint) {\r |
286 | if (DataSizeFromFile1 == 1) {\r | |
287 | DataFromFile1[InsertPosition1++] = OneByteFromFile1;\r | |
288 | }\r | |
289 | if (DataSizeFromFile2 == 1) {\r | |
290 | DataFromFile2[InsertPosition2++] = OneByteFromFile2;\r | |
291 | }\r | |
292 | } else if (ReadStatus == InPrevDiffPoint) {\r | |
293 | if (OneByteFromFile1 == OneByteFromFile2) {\r | |
294 | ReadStatus = OutOfDiffPoint;\r | |
295 | }\r | |
296 | }\r | |
297 | \r | |
298 | //\r | |
299 | // ReadStatus should be always equal InDiffPoint.\r | |
300 | //\r | |
301 | if ( InsertPosition1 == DifferentBytes ||\r | |
302 | InsertPosition2 == DifferentBytes ||\r | |
303 | (DataSizeFromFile1 == 0 && DataSizeFromFile2 == 0)\r | |
304 | ) {\r | |
305 | \r | |
306 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_COMP_DIFFERENCE_POINT), gShellDebug1HiiHandle, ++DiffPointNumber);\r | |
a32c1a5b RN |
307 | PrintDifferentPoint (FileName1, L"File1", DataFromFile1, InsertPosition1, DiffPointAddress, DifferentBytes);\r |
308 | PrintDifferentPoint (FileName2, L"File2", DataFromFile2, InsertPosition2, DiffPointAddress, DifferentBytes);\r | |
33eb033f JC |
309 | \r |
310 | //\r | |
6e84fd6e | 311 | // One of two buffuers is empty, it means this is the last different point.\r |
33eb033f | 312 | //\r |
6e84fd6e CC |
313 | if (InsertPosition1 == 0 || InsertPosition2 == 0) {\r |
314 | break;\r | |
315 | }\r | |
316 | \r | |
317 | for (Index = 1; Index < InsertPosition1 && Index < InsertPosition2; Index++) {\r | |
318 | if (DataFromFile1[Index] == DataFromFile2[Index]) {\r | |
319 | ReadStatus = OutOfDiffPoint;\r | |
320 | break;\r | |
321 | }\r | |
322 | }\r | |
323 | \r | |
324 | if (ReadStatus == OutOfDiffPoint) {\r | |
325 | //\r | |
326 | // Try to find a new different point in the rest of DataFromFile.\r | |
327 | //\r | |
328 | for (; Index < MAX (InsertPosition1,InsertPosition2); Index++) {\r | |
329 | if (DataFromFile1[Index] != DataFromFile2[Index]) {\r | |
330 | ReadStatus = InDiffPoint;\r | |
331 | DiffPointAddress += Index;\r | |
332 | break;\r | |
333 | }\r | |
334 | }\r | |
5d73d92f | 335 | } else {\r |
6e84fd6e CC |
336 | //\r |
337 | // Doesn't find a new different point, still in the same different point.\r | |
338 | //\r | |
339 | ReadStatus = InPrevDiffPoint;\r | |
5d73d92f | 340 | }\r |
6e84fd6e CC |
341 | \r |
342 | CopyMem (DataFromFile1, DataFromFile1 + Index, InsertPosition1 - Index);\r | |
343 | CopyMem (DataFromFile2, DataFromFile2 + Index, InsertPosition2 - Index);\r | |
344 | \r | |
345 | SetMem (DataFromFile1 + InsertPosition1 - Index, (UINTN)DifferentBytes - InsertPosition1 + Index, 0);\r | |
346 | SetMem (DataFromFile2 + InsertPosition2 - Index, (UINTN)DifferentBytes - InsertPosition2 + Index, 0);\r | |
347 | \r | |
348 | InsertPosition1 -= Index;\r | |
349 | InsertPosition2 -= Index;\r | |
5d73d92f | 350 | }\r |
351 | }\r | |
6e84fd6e CC |
352 | \r |
353 | SHELL_FREE_NON_NULL (DataFromFile1);\r | |
354 | SHELL_FREE_NON_NULL (DataFromFile2);\r | |
355 | \r | |
356 | if (DiffPointNumber == 0) {\r | |
3737ac2b | 357 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_COMP_FOOTER_PASS), gShellDebug1HiiHandle);\r |
358 | } else {\r | |
359 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_COMP_FOOTER_FAIL), gShellDebug1HiiHandle);\r | |
360 | }\r | |
5d73d92f | 361 | }\r |
362 | }\r | |
363 | \r | |
364 | ShellCommandLineFreeVarList (Package);\r | |
365 | }\r | |
3737ac2b | 366 | SHELL_FREE_NON_NULL(FileName1);\r |
367 | SHELL_FREE_NON_NULL(FileName2);\r | |
368 | \r | |
5d73d92f | 369 | if (FileHandle1 != NULL) {\r |
370 | gEfiShellProtocol->CloseFile(FileHandle1);\r | |
371 | }\r | |
372 | if (FileHandle2 != NULL) {\r | |
373 | gEfiShellProtocol->CloseFile(FileHandle2);\r | |
374 | }\r | |
375 | \r | |
376 | return (ShellStatus);\r | |
377 | }\r |