]>
Commit | Line | Data |
---|---|---|
e8a5ac7c | 1 | /** @file\r |
748edcd5 | 2 | \r |
f42f22f5 | 3 | Copyright (c) 2007 - 2016, Intel Corporation. All rights reserved.<BR>\r |
e8a5ac7c | 4 | This program and the accompanying materials\r |
748edcd5 PB |
5 | are licensed and made available under the terms and conditions of the BSD License\r |
6 | which accompanies this distribution. The full text of the license may be found at\r | |
7 | http://opensource.org/licenses/bsd-license.php\r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | \r | |
748edcd5 | 12 | \r |
e8a5ac7c | 13 | **/\r |
748edcd5 | 14 | \r |
e8a5ac7c | 15 | #include "Edb.h"\r |
748edcd5 | 16 | \r |
e8a5ac7c | 17 | /**\r |
748edcd5 | 18 | \r |
e8a5ac7c | 19 | Load single symbol entry.\r |
748edcd5 | 20 | \r |
e8a5ac7c DB |
21 | @param Object - Symbol file object\r |
22 | @param Name - Symbol name\r | |
23 | @param ObjName - Object name\r | |
24 | @param Address - Symbol address\r | |
25 | @param Type - Symbol type\r | |
26 | \r | |
27 | @retval EFI_SUCCESS - add single symbol entry successfully\r | |
748edcd5 | 28 | \r |
e8a5ac7c | 29 | **/\r |
748edcd5 PB |
30 | EFI_STATUS\r |
31 | EdbLoadSymbolSingleEntry (\r | |
32 | IN EFI_DEBUGGER_SYMBOL_OBJECT *Object,\r | |
33 | IN CHAR8 *Name,\r | |
34 | IN CHAR8 *ObjName,\r | |
35 | IN UINTN Address,\r | |
36 | IN EFI_DEBUGGER_SYMBOL_TYPE Type\r | |
37 | )\r | |
748edcd5 PB |
38 | {\r |
39 | EFI_DEBUGGER_SYMBOL_ENTRY *Entry;\r | |
40 | \r | |
41 | //\r | |
42 | // Check Count VS MaxCount\r | |
43 | //\r | |
44 | if (Object->EntryCount >= Object->MaxEntryCount) {\r | |
45 | //\r | |
46 | // reallocate (for codebuffer too)\r | |
47 | // TBD\r | |
48 | //\r | |
49 | return EFI_OUT_OF_RESOURCES;\r | |
50 | }\r | |
51 | \r | |
52 | Entry = &Object->Entry[Object->EntryCount];\r | |
53 | \r | |
54 | //\r | |
55 | // Print Debug info\r | |
56 | //\r | |
57 | if (sizeof (UINTN) == sizeof(UINT64)) {\r | |
58 | DEBUG ((DEBUG_ERROR, " Symbol: %a, Address: 0x%016lx (%d)\n", Name, (UINT64)Address, (UINTN)Type));\r | |
59 | } else {\r | |
60 | DEBUG ((DEBUG_ERROR, " Symbol: %a, Address: 0x%08x (%d)\n", Name, Address, (UINTN)Type));\r | |
61 | }\r | |
62 | \r | |
63 | //\r | |
64 | // Fill the entry - name, RVA, type\r | |
65 | //\r | |
66 | AsciiStrnCpyS (Entry->Name, sizeof(Entry->Name), Name, sizeof(Entry->Name) - 1);\r | |
67 | if (ObjName != NULL) {\r | |
68 | AsciiStrnCpyS (Entry->ObjName, sizeof(Entry->ObjName), ObjName, sizeof(Entry->ObjName) - 1);\r | |
69 | }\r | |
70 | Entry->RVA = Address % EFI_DEBUGGER_DEFAULT_LINK_IMAGEBASE;\r | |
71 | Entry->Type = Type;\r | |
72 | \r | |
73 | //\r | |
74 | // Increase Count\r | |
75 | //\r | |
76 | Object->EntryCount++;\r | |
77 | \r | |
78 | //\r | |
79 | // Done\r | |
80 | //\r | |
81 | return EFI_SUCCESS;\r | |
82 | }\r | |
83 | \r | |
84 | typedef enum {\r | |
85 | EdbEbcMapParseStateUninitialized,\r | |
86 | EdbEbcMapParseStateSymbolStart,\r | |
87 | EdbEbcMapParseStateSeHandlerSymbol,\r | |
88 | EdbEbcMapParseStateFunctionSymbol,\r | |
89 | EdbEbcMapParseStateVarbssInitSymbol,\r | |
90 | EdbEbcMapParseStateCrtSymbol,\r | |
91 | EdbEbcMapParseStateVariableSymbol,\r | |
92 | EdbEbcMapParseStateStaticFunctionSymbol,\r | |
93 | EdbEbcMapParseStateMax,\r | |
94 | } EDB_EBC_MAP_PARSE_STATE;\r | |
95 | \r | |
96 | typedef enum {\r | |
97 | EdbEbcSymbolParseStateUninitialized,\r | |
98 | EdbEbcSymbolParseStateReadyForName,\r | |
99 | EdbEbcSymbolParseStateReadyForRVA,\r | |
100 | EdbEbcSymbolParseStateReadyForType,\r | |
101 | EdbEbcSymbolParseStateReadyForObject,\r | |
102 | EdbEbcSymbolParseStateMax,\r | |
103 | } EDB_EBC_SYMBOL_PARSE_STATE;\r | |
104 | \r | |
e8a5ac7c | 105 | /**\r |
748edcd5 PB |
106 | \r |
107 | The following code depends on the MAP file generated by IEC compiler (actually Microsoft linker).\r | |
108 | \r | |
109 | Sample as follows: EbcTest.map\r | |
110 | ===============================================================================\r | |
111 | EbcTest\r | |
112 | \r | |
113 | Timestamp is 45b02718 (Fri Jan 19 10:04:08 2007)\r | |
114 | \r | |
115 | Preferred load address is 10000000\r | |
116 | \r | |
117 | Start Length Name Class\r | |
118 | 0001:00000000 00000370H .text CODE\r | |
119 | 0002:00000000 00000030H _VARBSS_INIT CODE\r | |
120 | 0003:00000000 00000004H .CRT$TSA DATA\r | |
121 | 0003:00000004 00000004H .CRT$TSC DATA\r | |
122 | 0003:00000008 00000004H .CRT$X DATA\r | |
123 | 0003:0000000c 00000008H .CRT$XCU DATA\r | |
124 | 0003:00000014 00000004H .CRT$Z DATA\r | |
125 | 0003:00000020 0000001cH .rdata DATA\r | |
126 | 0003:0000003c 00000000H .edata DATA\r | |
127 | 0003:0000003c 00000056H .rdata$debug DATA\r | |
128 | 0004:00000000 00000070H .data DATA\r | |
129 | 0004:00000070 00000020H .bss DATA\r | |
130 | \r | |
131 | Address Publics by Value Rva+Base Lib:Object\r | |
132 | \r | |
133 | 0000:00000000 ___safe_se_handler_table 00000000 <absolute>\r | |
134 | 0000:00000000 ___safe_se_handler_count 00000000 <absolute>\r | |
135 | 0001:00000042 TestSubRoutine 10000442 f EbcTest.obj\r | |
136 | 0001:0000011a EfiMain 1000051a f EbcTest.obj\r | |
137 | 0001:00000200 TestSubRoutineSub 10000600 f EbcTestSub.obj\r | |
138 | 0001:00000220 EfiStart 10000620 f EbcLib:EbcLib.obj\r | |
139 | 0002:00000000 varbss_init_C:\efi_src\TIANO\Edk\Sample\Universal\Ebc\Dxe\EbcTest\EbcTest$c45b02717 10000800 f EbcTest.obj\r | |
140 | 0002:00000020 varbss_init_C:\efi_src\TIANO\Edk\Sample\Universal\Ebc\Dxe\EbcTest\EbcTestSub$c45af77f3 10000820 f EbcTestSub.obj\r | |
141 | 0003:00000000 CrtThunkBegin 10000a00 EbcLib:EbcLib.obj\r | |
142 | 0003:00000004 CrtThunkEnd 10000a04 EbcLib:EbcLib.obj\r | |
143 | 0003:00000008 CrtBegin 10000a08 EbcLib:EbcLib.obj\r | |
144 | 0003:00000014 CrtEnd 10000a14 EbcLib:EbcLib.obj\r | |
145 | 0004:00000070 TestStr 10000c70 EbcTest.obj\r | |
146 | 0004:00000078 TestVariable1 10000c78 EbcTest.obj\r | |
147 | 0004:00000080 TestSubVariableSub 10000c80 EbcTestSub.obj\r | |
148 | \r | |
149 | entry point at 0001:00000220\r | |
150 | \r | |
151 | Static symbols\r | |
152 | \r | |
153 | 0001:00000000 TestSubRoutine2 10000400 f EbcTest.obj\r | |
154 | ===============================================================================\r | |
155 | \r | |
e8a5ac7c DB |
156 | **/\r |
157 | \r | |
158 | /**\r | |
159 | \r | |
160 | Load symbol entry by Iec.\r | |
161 | \r | |
162 | @param Object - Symbol file object\r | |
163 | @param BufferSize - Symbol file buffer size\r | |
164 | @param Buffer - Symbol file buffer\r | |
165 | \r | |
166 | @retval EFI_SUCCESS - add symbol entry successfully\r | |
167 | \r | |
168 | **/\r | |
748edcd5 PB |
169 | EFI_STATUS\r |
170 | EdbLoadSymbolEntryByIec (\r | |
171 | IN EFI_DEBUGGER_SYMBOL_OBJECT *Object,\r | |
172 | IN UINTN BufferSize,\r | |
173 | IN VOID *Buffer\r | |
174 | )\r | |
748edcd5 PB |
175 | {\r |
176 | CHAR8 *LineBuffer;\r | |
177 | CHAR8 *FieldBuffer;\r | |
748edcd5 PB |
178 | EDB_EBC_MAP_PARSE_STATE MapParseState;\r |
179 | EDB_EBC_SYMBOL_PARSE_STATE SymbolParseState;\r | |
180 | CHAR8 *Name;\r | |
181 | CHAR8 *ObjName;\r | |
182 | UINTN Address;\r | |
183 | EFI_DEBUGGER_SYMBOL_TYPE Type;\r | |
184 | \r | |
748edcd5 PB |
185 | \r |
186 | //\r | |
187 | // Begin to parse the Buffer\r | |
188 | //\r | |
189 | LineBuffer = AsciiStrGetNewTokenLine (Buffer, "\n\r");\r | |
190 | MapParseState = EdbEbcMapParseStateUninitialized;\r | |
191 | //\r | |
192 | // Check each line\r | |
193 | //\r | |
194 | while (LineBuffer != NULL) {\r | |
195 | FieldBuffer = AsciiStrGetNewTokenField (LineBuffer, " ");\r | |
196 | SymbolParseState = EdbEbcSymbolParseStateUninitialized;\r | |
197 | //\r | |
198 | // Init entry value\r | |
199 | //\r | |
200 | Name = NULL;\r | |
201 | ObjName = NULL;\r | |
202 | Address = 0;\r | |
203 | Type = EfiDebuggerSymbolTypeMax;\r | |
204 | //\r | |
205 | // Check each field\r | |
206 | //\r | |
207 | while (FieldBuffer != NULL) {\r | |
208 | if (AsciiStrCmp (FieldBuffer, "") == 0) {\r | |
209 | FieldBuffer = AsciiStrGetNextTokenField (" ");\r | |
210 | continue;\r | |
211 | }\r | |
212 | //\r | |
213 | // check "Address"\r | |
214 | //\r | |
215 | if (AsciiStrCmp (FieldBuffer, "Address") == 0) {\r | |
216 | MapParseState = EdbEbcMapParseStateSymbolStart;\r | |
217 | break;\r | |
218 | }\r | |
219 | //\r | |
220 | // check "Static"\r | |
221 | //\r | |
222 | if (AsciiStrCmp (FieldBuffer, "Static") == 0) {\r | |
223 | MapParseState = EdbEbcMapParseStateStaticFunctionSymbol;\r | |
224 | break;\r | |
225 | }\r | |
226 | \r | |
227 | if (MapParseState == EdbEbcMapParseStateUninitialized) {\r | |
228 | //\r | |
229 | // Do not parse anything until get "Address" or "Static"\r | |
230 | //\r | |
231 | break;\r | |
232 | }\r | |
233 | if (AsciiStrCmp (FieldBuffer, "entry") == 0) {\r | |
234 | //\r | |
235 | // Skip entry point\r | |
236 | //\r | |
237 | break;\r | |
238 | }\r | |
239 | \r | |
240 | //\r | |
241 | // Now we start to parse this line for Name, Address, and Object\r | |
242 | //\r | |
243 | switch (SymbolParseState) {\r | |
244 | case EdbEbcSymbolParseStateUninitialized:\r | |
245 | //\r | |
246 | // Get the Address\r | |
247 | //\r | |
248 | SymbolParseState = EdbEbcSymbolParseStateReadyForName;\r | |
249 | break;\r | |
250 | case EdbEbcSymbolParseStateReadyForName:\r | |
251 | //\r | |
252 | // Get the Name\r | |
253 | //\r | |
254 | if (AsciiStrnCmp (FieldBuffer, "___safe_se_handler", AsciiStrLen ("___safe_se_handler")) == 0) {\r | |
255 | //\r | |
256 | // skip SeHandler\r | |
257 | //\r | |
258 | MapParseState = EdbEbcMapParseStateSeHandlerSymbol;\r | |
259 | goto ExitFieldParse;\r | |
260 | } else if (AsciiStrnCmp (FieldBuffer, "varbss_init", AsciiStrLen ("varbss_init")) == 0) {\r | |
261 | //\r | |
262 | // check VarbssInit\r | |
263 | //\r | |
264 | MapParseState = EdbEbcMapParseStateVarbssInitSymbol;\r | |
265 | // goto ExitFieldParse;\r | |
266 | Name = FieldBuffer;\r | |
267 | SymbolParseState = EdbEbcSymbolParseStateReadyForRVA;\r | |
268 | } else if (AsciiStrnCmp (FieldBuffer, "Crt", AsciiStrLen ("Crt")) == 0) {\r | |
269 | //\r | |
270 | // check Crt\r | |
271 | //\r | |
272 | MapParseState = EdbEbcMapParseStateCrtSymbol;\r | |
273 | // goto ExitFieldParse;\r | |
274 | Name = FieldBuffer;\r | |
275 | SymbolParseState = EdbEbcSymbolParseStateReadyForRVA;\r | |
276 | } else {\r | |
277 | //\r | |
278 | // Now, it is normal function\r | |
279 | //\r | |
280 | switch (MapParseState) {\r | |
281 | case EdbEbcMapParseStateSeHandlerSymbol:\r | |
282 | MapParseState = EdbEbcMapParseStateFunctionSymbol;\r | |
283 | break;\r | |
284 | case EdbEbcMapParseStateCrtSymbol:\r | |
285 | MapParseState = EdbEbcMapParseStateVariableSymbol;\r | |
286 | break;\r | |
287 | case EdbEbcMapParseStateFunctionSymbol:\r | |
288 | case EdbEbcMapParseStateVariableSymbol:\r | |
289 | case EdbEbcMapParseStateStaticFunctionSymbol:\r | |
290 | break;\r | |
291 | default:\r | |
292 | ASSERT (FALSE);\r | |
293 | break;\r | |
294 | }\r | |
295 | Name = FieldBuffer;\r | |
296 | SymbolParseState = EdbEbcSymbolParseStateReadyForRVA;\r | |
297 | }\r | |
298 | break;\r | |
299 | case EdbEbcSymbolParseStateReadyForRVA:\r | |
300 | //\r | |
301 | // Get the RVA\r | |
302 | //\r | |
303 | Address = AsciiXtoi (FieldBuffer);\r | |
304 | SymbolParseState = EdbEbcSymbolParseStateReadyForType;\r | |
305 | break;\r | |
306 | case EdbEbcSymbolParseStateReadyForType:\r | |
307 | //\r | |
308 | // Get the Type. This is optional, only for "f".\r | |
309 | //\r | |
310 | if (AsciiStrCmp (FieldBuffer, "f") == 0) {\r | |
311 | SymbolParseState = EdbEbcSymbolParseStateReadyForObject;\r | |
312 | switch (MapParseState) {\r | |
313 | case EdbEbcMapParseStateFunctionSymbol:\r | |
314 | case EdbEbcMapParseStateVarbssInitSymbol:\r | |
315 | Type = EfiDebuggerSymbolFunction;\r | |
316 | break;\r | |
317 | case EdbEbcMapParseStateStaticFunctionSymbol:\r | |
318 | Type = EfiDebuggerSymbolStaticFunction;\r | |
319 | break;\r | |
320 | default:\r | |
321 | ASSERT (FALSE);\r | |
322 | break;\r | |
323 | }\r | |
324 | break;\r | |
325 | }\r | |
326 | //\r | |
327 | // Else it should be Object.\r | |
328 | // let it bypass here\r | |
329 | //\r | |
330 | case EdbEbcSymbolParseStateReadyForObject:\r | |
331 | switch (Type) {\r | |
332 | case EfiDebuggerSymbolTypeMax:\r | |
333 | switch (MapParseState) {\r | |
334 | case EdbEbcMapParseStateVariableSymbol:\r | |
335 | case EdbEbcMapParseStateCrtSymbol:\r | |
336 | Type = EfiDebuggerSymbolGlobalVariable;\r | |
337 | break;\r | |
338 | case EdbEbcMapParseStateSeHandlerSymbol:\r | |
339 | //\r | |
340 | // do nothing here\r | |
341 | //\r | |
342 | break;\r | |
343 | default:\r | |
344 | ASSERT (FALSE);\r | |
345 | break;\r | |
346 | }\r | |
347 | break;\r | |
348 | case EfiDebuggerSymbolFunction:\r | |
349 | case EfiDebuggerSymbolStaticFunction:\r | |
350 | break;\r | |
351 | default:\r | |
352 | ASSERT (FALSE);\r | |
353 | break;\r | |
354 | }\r | |
355 | //\r | |
356 | // Get the Object\r | |
357 | //\r | |
358 | ObjName = FieldBuffer;\r | |
359 | SymbolParseState = EdbEbcSymbolParseStateUninitialized;\r | |
360 | break;\r | |
361 | default:\r | |
362 | ASSERT (FALSE);\r | |
363 | break;\r | |
364 | }\r | |
365 | \r | |
366 | //\r | |
367 | // Get the next field\r | |
368 | //\r | |
369 | FieldBuffer = AsciiStrGetNextTokenField (" ");\r | |
370 | }\r | |
371 | \r | |
372 | //\r | |
373 | // Add the entry if we get everything.\r | |
374 | //\r | |
375 | if ((Name != NULL) && (Type != EfiDebuggerSymbolTypeMax)) {\r | |
376 | EdbLoadSymbolSingleEntry (Object, Name, ObjName, Address, Type);\r | |
377 | }\r | |
378 | \r | |
379 | ExitFieldParse:\r | |
380 | //\r | |
381 | // Get the next line\r | |
382 | //\r | |
383 | LineBuffer = AsciiStrGetNextTokenLine ("\n\r");\r | |
384 | }\r | |
385 | \r | |
386 | //\r | |
387 | // Done\r | |
388 | //\r | |
389 | return EFI_SUCCESS;\r | |
390 | }\r | |
391 | \r | |
e8a5ac7c DB |
392 | /**\r |
393 | \r | |
394 | Load symbol entry.\r | |
395 | \r | |
396 | @param Object - Symbol file object\r | |
397 | @param BufferSize - Symbol file buffer size\r | |
398 | @param Buffer - Symbol file buffer\r | |
399 | \r | |
400 | @retval EFI_SUCCESS - add symbol entry successfully\r | |
401 | \r | |
402 | **/\r | |
748edcd5 PB |
403 | EFI_STATUS\r |
404 | EdbLoadSymbolEntry (\r | |
405 | IN EFI_DEBUGGER_SYMBOL_OBJECT *Object,\r | |
406 | IN UINTN BufferSize,\r | |
407 | IN VOID *Buffer\r | |
408 | )\r | |
748edcd5 PB |
409 | {\r |
410 | //\r | |
411 | // MAP file format depends on the compiler (actually linker).\r | |
412 | //\r | |
413 | // It is possible to check the different MAP file format in this routine.\r | |
414 | // Now only IEC is supported.\r | |
415 | //\r | |
416 | return EdbLoadSymbolEntryByIec (Object, BufferSize, Buffer);\r | |
417 | }\r | |
418 | \r | |
e8a5ac7c DB |
419 | /**\r |
420 | \r | |
421 | Find symbol file by name.\r | |
422 | \r | |
423 | @param DebuggerPrivate - EBC Debugger private data structure\r | |
424 | @param FileName - Symbol file name\r | |
425 | @param Index - Symbol file index\r | |
426 | \r | |
427 | @return Object\r | |
428 | \r | |
429 | **/\r | |
748edcd5 PB |
430 | EFI_DEBUGGER_SYMBOL_OBJECT *\r |
431 | EdbFindSymbolFile (\r | |
432 | IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,\r | |
433 | IN CHAR16 *FileName,\r | |
434 | IN OUT UINTN *Index OPTIONAL\r | |
435 | )\r | |
748edcd5 PB |
436 | {\r |
437 | UINTN ObjectIndex;\r | |
438 | \r | |
439 | //\r | |
440 | // Check each Object\r | |
441 | //\r | |
442 | for (ObjectIndex = 0; ObjectIndex < DebuggerPrivate->DebuggerSymbolContext.ObjectCount; ObjectIndex++) {\r | |
443 | if (StrCmp (FileName, DebuggerPrivate->DebuggerSymbolContext.Object[ObjectIndex].Name) == 0) {\r | |
444 | //\r | |
445 | // Name match, found it\r | |
446 | //\r | |
447 | if (Index != NULL) {\r | |
448 | *Index = ObjectIndex;\r | |
449 | }\r | |
450 | return &DebuggerPrivate->DebuggerSymbolContext.Object[ObjectIndex];\r | |
451 | }\r | |
452 | }\r | |
453 | \r | |
454 | //\r | |
455 | // Not found\r | |
456 | //\r | |
457 | return NULL;\r | |
458 | }\r | |
459 | \r | |
e8a5ac7c DB |
460 | /**\r |
461 | \r | |
462 | Find symbol by address.\r | |
463 | \r | |
464 | @param Address - Symbol address\r | |
465 | @param Type - Search type\r | |
466 | @param RetObject - Symbol object\r | |
467 | @param RetEntry - Symbol entry\r | |
468 | \r | |
469 | @return Nearest symbol address\r | |
470 | \r | |
471 | **/\r | |
748edcd5 PB |
472 | UINTN\r |
473 | EbdFindSymbolAddress (\r | |
474 | IN UINTN Address,\r | |
475 | IN EDB_MATCH_SYMBOL_TYPE Type,\r | |
476 | OUT EFI_DEBUGGER_SYMBOL_OBJECT **RetObject,\r | |
477 | OUT EFI_DEBUGGER_SYMBOL_ENTRY **RetEntry\r | |
478 | )\r | |
748edcd5 PB |
479 | {\r |
480 | UINTN Index;\r | |
481 | UINTN SubIndex;\r | |
482 | UINTN CandidateLowerAddress;\r | |
483 | UINTN CandidateUpperAddress;\r | |
484 | EFI_DEBUGGER_SYMBOL_OBJECT *Object;\r | |
485 | EFI_DEBUGGER_SYMBOL_ENTRY *Entry;\r | |
486 | EFI_DEBUGGER_SYMBOL_ENTRY *LowEntry;\r | |
487 | EFI_DEBUGGER_SYMBOL_ENTRY *UpperEntry;\r | |
488 | EFI_DEBUGGER_SYMBOL_OBJECT *LowObject;\r | |
489 | EFI_DEBUGGER_SYMBOL_OBJECT *UpperObject;\r | |
490 | \r | |
491 | if ((Type < 0) || (Type >= EdbMatchSymbolTypeMax)) {\r | |
492 | return 0;\r | |
493 | }\r | |
494 | \r | |
495 | //\r | |
496 | // Init\r | |
497 | //\r | |
498 | CandidateLowerAddress = 0;\r | |
499 | CandidateUpperAddress = (UINTN)-1;\r | |
500 | LowEntry = NULL;\r | |
501 | UpperEntry = NULL;\r | |
502 | LowObject = NULL;\r | |
503 | UpperObject = NULL;\r | |
504 | \r | |
505 | //\r | |
506 | // Go through each object\r | |
507 | //\r | |
508 | Object = mDebuggerPrivate.DebuggerSymbolContext.Object;\r | |
509 | for (Index = 0; Index < mDebuggerPrivate.DebuggerSymbolContext.ObjectCount; Index++, Object++) {\r | |
510 | if (Object->EntryCount == 0) {\r | |
511 | continue;\r | |
512 | }\r | |
513 | //\r | |
514 | // Go through each entry\r | |
515 | //\r | |
516 | Entry = Object->Entry;\r | |
517 | for (SubIndex = 0; SubIndex < Object->EntryCount; SubIndex++, Entry++) {\r | |
518 | if (Address != Entry->RVA + Object->BaseAddress) {\r | |
519 | //\r | |
520 | // Check for nearest address\r | |
521 | //\r | |
522 | if (Address > Entry->RVA + Object->BaseAddress) {\r | |
523 | //\r | |
524 | // Record it if Current RVA < Address\r | |
525 | //\r | |
526 | if (CandidateLowerAddress < Entry->RVA + Object->BaseAddress) {\r | |
527 | CandidateLowerAddress = Entry->RVA + Object->BaseAddress;\r | |
528 | LowEntry = Entry;\r | |
529 | LowObject = Object;\r | |
530 | }\r | |
531 | } else {\r | |
532 | //\r | |
533 | // Record it if Current RVA > Address\r | |
534 | //\r | |
535 | if (CandidateUpperAddress > Entry->RVA + Object->BaseAddress) {\r | |
536 | CandidateUpperAddress = Entry->RVA + Object->BaseAddress;\r | |
537 | UpperEntry = Entry;\r | |
538 | UpperObject = Object;\r | |
539 | }\r | |
540 | }\r | |
541 | continue;\r | |
542 | }\r | |
543 | //\r | |
544 | // address match, return directly\r | |
545 | //\r | |
546 | *RetEntry = Entry;\r | |
547 | *RetObject = Object;\r | |
548 | return Address;\r | |
549 | }\r | |
550 | }\r | |
551 | \r | |
552 | //\r | |
553 | // No Match, provide latest symbol\r | |
554 | //\r | |
555 | \r | |
556 | if ((Address - CandidateLowerAddress) < EFI_DEBUGGER_MAX_SYMBOL_ADDRESS_DELTA_VALUE) {\r | |
557 | //\r | |
558 | // Check for lower address\r | |
559 | //\r | |
560 | if (((Type == EdbMatchSymbolTypeNearestAddress) &&\r | |
561 | ((CandidateUpperAddress - Address) > (Address - CandidateLowerAddress))) ||\r | |
562 | (Type == EdbMatchSymbolTypeLowerAddress)) {\r | |
563 | //\r | |
564 | // return nearest lower address\r | |
565 | //\r | |
566 | *RetEntry = LowEntry;\r | |
567 | *RetObject = LowObject;\r | |
568 | return CandidateLowerAddress;\r | |
569 | }\r | |
570 | }\r | |
571 | \r | |
572 | if ((CandidateUpperAddress - Address) < EFI_DEBUGGER_MAX_SYMBOL_ADDRESS_DELTA_VALUE) {\r | |
573 | //\r | |
574 | // Check for upper address\r | |
575 | //\r | |
576 | if (((Type == EdbMatchSymbolTypeNearestAddress) &&\r | |
577 | ((CandidateUpperAddress - Address) < (Address - CandidateLowerAddress))) ||\r | |
578 | (Type == EdbMatchSymbolTypeUpperAddress)) {\r | |
579 | //\r | |
580 | // return nearest upper address\r | |
581 | //\r | |
582 | *RetEntry = UpperEntry;\r | |
583 | *RetObject = UpperObject;\r | |
584 | return CandidateUpperAddress;\r | |
585 | }\r | |
586 | }\r | |
587 | \r | |
588 | //\r | |
589 | // No match and nearest one, return NULL\r | |
590 | //\r | |
591 | return 0;\r | |
592 | }\r | |
593 | \r | |
e8a5ac7c DB |
594 | /**\r |
595 | \r | |
596 | Unload symbol file by name.\r | |
597 | \r | |
598 | @param DebuggerPrivate - EBC Debugger private data structure\r | |
599 | @param FileName - Symbol file name\r | |
600 | \r | |
601 | @retval EFI_SUCCESS - unload symbol successfully\r | |
602 | \r | |
603 | **/\r | |
748edcd5 PB |
604 | EFI_STATUS\r |
605 | EdbUnloadSymbol (\r | |
606 | IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,\r | |
607 | IN CHAR16 *FileName\r | |
608 | )\r | |
748edcd5 PB |
609 | {\r |
610 | EFI_DEBUGGER_SYMBOL_OBJECT *Object;\r | |
611 | UINTN ObjectIndex;\r | |
612 | UINTN Index;\r | |
613 | EFI_DEBUGGER_SYMBOL_ENTRY *OldEntry;\r | |
614 | UINTN OldEntryCount;\r | |
615 | UINTN MaxEntryCount;\r | |
616 | VOID **OldSourceBuffer;\r | |
617 | \r | |
618 | //\r | |
619 | // Find Symbol\r | |
620 | //\r | |
621 | Object = EdbFindSymbolFile (DebuggerPrivate, FileName, &ObjectIndex);\r | |
622 | if (Object == NULL) {\r | |
623 | EDBPrint (L"SymbolFile is not loaded!\n");\r | |
624 | return EFI_DEBUG_CONTINUE;\r | |
625 | }\r | |
626 | \r | |
627 | //\r | |
628 | // Record old data\r | |
629 | //\r | |
630 | Object = DebuggerPrivate->DebuggerSymbolContext.Object;\r | |
631 | OldEntry = Object->Entry;\r | |
632 | OldSourceBuffer = Object->SourceBuffer;\r | |
633 | MaxEntryCount = Object->MaxEntryCount;\r | |
634 | OldEntryCount = Object->EntryCount;\r | |
635 | \r | |
636 | //\r | |
637 | // Remove the matched Object\r | |
638 | //\r | |
639 | for (Index = ObjectIndex; Index < DebuggerPrivate->DebuggerSymbolContext.ObjectCount - 1; Index++) {\r | |
640 | CopyMem (&Object[Index], &Object[Index + 1], sizeof(EFI_DEBUGGER_SYMBOL_OBJECT));\r | |
641 | }\r | |
642 | ZeroMem (&Object[Index], sizeof(Object[Index]));\r | |
643 | \r | |
644 | //\r | |
645 | // Move old data to new place\r | |
646 | //\r | |
647 | Object[Index].Entry = OldEntry;\r | |
648 | Object[Index].SourceBuffer = OldSourceBuffer;\r | |
649 | Object[Index].MaxEntryCount = MaxEntryCount;\r | |
650 | DebuggerPrivate->DebuggerSymbolContext.ObjectCount --;\r | |
651 | \r | |
652 | //\r | |
653 | // Clean old entry data\r | |
654 | //\r | |
655 | for (Index = 0; Index < OldEntryCount; Index++) {\r | |
656 | ZeroMem (&OldEntry[Index], sizeof(OldEntry[Index]));\r | |
657 | }\r | |
658 | \r | |
659 | //\r | |
660 | // Free OldSourceBuffer\r | |
661 | //\r | |
662 | for (Index = 0; OldSourceBuffer[Index] != NULL; Index++) {\r | |
663 | gBS->FreePool (OldSourceBuffer[Index]);\r | |
664 | OldSourceBuffer[Index] = NULL;\r | |
665 | }\r | |
666 | \r | |
667 | return EFI_SUCCESS;\r | |
668 | }\r | |
669 | \r | |
e8a5ac7c DB |
670 | /**\r |
671 | \r | |
672 | Load symbol file by name.\r | |
673 | \r | |
674 | @param DebuggerPrivate - EBC Debugger private data structure\r | |
675 | @param FileName - Symbol file name\r | |
676 | @param BufferSize - Symbol file buffer size\r | |
677 | @param Buffer - Symbol file buffer\r | |
678 | \r | |
679 | @retval EFI_SUCCESS - load symbol successfully\r | |
680 | \r | |
681 | **/\r | |
748edcd5 PB |
682 | EFI_STATUS\r |
683 | EdbLoadSymbol (\r | |
684 | IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,\r | |
685 | IN CHAR16 *FileName,\r | |
686 | IN UINTN BufferSize,\r | |
687 | IN VOID *Buffer\r | |
688 | )\r | |
748edcd5 PB |
689 | {\r |
690 | EFI_DEBUGGER_SYMBOL_OBJECT *Object;\r | |
691 | EFI_STATUS Status;\r | |
692 | \r | |
693 | //\r | |
694 | // Check duplicated File\r | |
695 | //\r | |
696 | Object = EdbFindSymbolFile (DebuggerPrivate, FileName, NULL);\r | |
697 | if (Object != NULL) {\r | |
698 | Status = EdbUnloadSymbol (DebuggerPrivate, FileName);\r | |
699 | if (EFI_ERROR(Status)) {\r | |
700 | DEBUG ((DEBUG_ERROR, "Unload Duplicated Symbol File Error!\n"));\r | |
701 | return Status;\r | |
702 | }\r | |
703 | }\r | |
704 | \r | |
705 | //\r | |
706 | // Check Count VS MaxCount\r | |
707 | //\r | |
708 | if (DebuggerPrivate->DebuggerSymbolContext.ObjectCount >= DebuggerPrivate->DebuggerSymbolContext.MaxObjectCount) {\r | |
709 | //\r | |
710 | // reallocate\r | |
711 | // TBD\r | |
712 | //\r | |
713 | return EFI_OUT_OF_RESOURCES;\r | |
714 | }\r | |
715 | \r | |
716 | Object = &DebuggerPrivate->DebuggerSymbolContext.Object[DebuggerPrivate->DebuggerSymbolContext.ObjectCount];\r | |
717 | \r | |
718 | //\r | |
719 | // Init Object\r | |
720 | //\r | |
721 | Object->EntryCount = 0;\r | |
722 | Object->MaxEntryCount = EFI_DEBUGGER_SYMBOL_ENTRY_MAX;\r | |
723 | \r | |
724 | //\r | |
725 | // Load SymbolEntry\r | |
726 | //\r | |
727 | DEBUG ((DEBUG_ERROR, "Symbol File: %s\n", FileName));\r | |
728 | Status = EdbLoadSymbolEntry (Object, BufferSize, Buffer);\r | |
729 | if (EFI_ERROR (Status)) {\r | |
730 | return Status;\r | |
731 | }\r | |
732 | \r | |
733 | //\r | |
734 | // Fill Object value\r | |
735 | //\r | |
736 | StrnCpyS (Object->Name, sizeof(Object->Name) / sizeof(CHAR16),\r | |
737 | FileName, (sizeof(Object->Name) / sizeof(CHAR16)) - 1);\r | |
738 | Object->BaseAddress = 0;\r | |
739 | \r | |
740 | //\r | |
741 | // Increase the object count\r | |
742 | //\r | |
743 | DebuggerPrivate->DebuggerSymbolContext.ObjectCount ++;\r | |
744 | \r | |
745 | return EFI_SUCCESS;\r | |
746 | }\r | |
747 | \r | |
e8a5ac7c | 748 | /**\r |
748edcd5 | 749 | \r |
e8a5ac7c | 750 | Located PDB path name in PE image.\r |
748edcd5 | 751 | \r |
e8a5ac7c | 752 | @param ImageBase - base of PE to search\r |
748edcd5 | 753 | \r |
e8a5ac7c | 754 | @return Pointer into image at offset of PDB file name if PDB file name is found,\r |
748edcd5 PB |
755 | Otherwise a pointer to an empty string.\r |
756 | \r | |
e8a5ac7c DB |
757 | **/\r |
758 | CHAR8 *\r | |
759 | GetPdbPath (\r | |
760 | VOID *ImageBase\r | |
761 | )\r | |
748edcd5 PB |
762 | {\r |
763 | CHAR8 *PdbPath;\r | |
764 | UINT32 DirCount;\r | |
765 | EFI_IMAGE_DOS_HEADER *DosHdr;\r | |
766 | EFI_IMAGE_OPTIONAL_HEADER_UNION *NtHdr;\r | |
767 | EFI_IMAGE_OPTIONAL_HEADER32 *OptionalHdr32;\r | |
768 | EFI_IMAGE_OPTIONAL_HEADER64 *OptionalHdr64;\r | |
769 | EFI_IMAGE_DATA_DIRECTORY *DirectoryEntry;\r | |
770 | EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *DebugEntry;\r | |
771 | VOID *CodeViewEntryPointer;\r | |
772 | \r | |
773 | //\r | |
774 | // Init value\r | |
775 | //\r | |
776 | CodeViewEntryPointer = NULL;\r | |
777 | PdbPath = NULL;\r | |
778 | DosHdr = ImageBase;\r | |
779 | \r | |
780 | //\r | |
781 | // Check magic\r | |
782 | //\r | |
783 | if (DosHdr->e_magic != EFI_IMAGE_DOS_SIGNATURE) {\r | |
784 | return NULL;\r | |
785 | }\r | |
786 | NtHdr = (EFI_IMAGE_OPTIONAL_HEADER_UNION *) ((UINT8 *) DosHdr + DosHdr->e_lfanew);\r | |
787 | //\r | |
788 | // Check Machine, filter for EBC\r | |
789 | //\r | |
790 | if (NtHdr->Pe32.FileHeader.Machine != EFI_IMAGE_MACHINE_EBC) {\r | |
791 | //\r | |
792 | // If not EBC, return NULL\r | |
793 | //\r | |
794 | return NULL;\r | |
795 | }\r | |
796 | \r | |
797 | //\r | |
798 | // Get DirectoryEntry\r | |
799 | // EBC spec says PE32+, but implementation uses PE32. So check dynamically here.\r | |
800 | //\r | |
801 | if (NtHdr->Pe32.OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r | |
802 | OptionalHdr32 = (VOID *) &NtHdr->Pe32.OptionalHeader;\r | |
803 | DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *) &(OptionalHdr32->DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]);\r | |
804 | } else if (NtHdr->Pe32Plus.OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC) {\r | |
805 | OptionalHdr64 = (VOID *) &NtHdr->Pe32Plus.OptionalHeader;\r | |
806 | DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *) &(OptionalHdr64->DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]);\r | |
807 | } else {\r | |
808 | return NULL;\r | |
809 | }\r | |
810 | if (DirectoryEntry->VirtualAddress == 0) {\r | |
811 | return NULL;\r | |
812 | }\r | |
813 | //\r | |
814 | // Go through DirectoryEntry\r | |
815 | //\r | |
816 | for (DirCount = 0;\r | |
817 | (DirCount < DirectoryEntry->Size / sizeof (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY)) && CodeViewEntryPointer == NULL;\r | |
818 | DirCount++\r | |
819 | ) {\r | |
820 | DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *) (DirectoryEntry->VirtualAddress + (UINTN) ImageBase + DirCount * sizeof (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY));\r | |
821 | if (DebugEntry->Type == EFI_IMAGE_DEBUG_TYPE_CODEVIEW) {\r | |
822 | //\r | |
823 | // Match DebugEntry, only CODEVIEW_SIGNATURE_NB10 and CODEVIEW_SIGNATURE_RSDS are supported.\r | |
824 | //\r | |
825 | CodeViewEntryPointer = (VOID *) ((UINTN) DebugEntry->RVA + (UINTN) ImageBase);\r | |
826 | switch (*(UINT32 *) CodeViewEntryPointer) {\r | |
827 | case CODEVIEW_SIGNATURE_NB10:\r | |
828 | PdbPath = (CHAR8 *) CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_NB10_ENTRY);\r | |
829 | break;\r | |
830 | case CODEVIEW_SIGNATURE_RSDS:\r | |
831 | PdbPath = (CHAR8 *) CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_RSDS_ENTRY);\r | |
832 | break;\r | |
833 | default:\r | |
834 | break;\r | |
835 | }\r | |
836 | }\r | |
837 | }\r | |
838 | \r | |
839 | //\r | |
840 | // Done successfully\r | |
841 | //\r | |
842 | return PdbPath;\r | |
843 | }\r | |
844 | \r | |
e8a5ac7c DB |
845 | /**\r |
846 | \r | |
847 | Check whether PDB file and MAP file have same name.\r | |
848 | \r | |
849 | @param PdbFileName - PDB file name\r | |
850 | @param MapFileName - MAP file name\r | |
851 | \r | |
852 | @retval TRUE - PDB and MAP file name match\r | |
853 | @retval FALSE - PDB and MAP file name not match\r | |
854 | \r | |
855 | **/\r | |
748edcd5 PB |
856 | BOOLEAN\r |
857 | MatchPdbAndMap (\r | |
858 | IN CHAR8 *PdbFileName,\r | |
859 | IN CHAR16 *MapFileName\r | |
860 | )\r | |
748edcd5 PB |
861 | {\r |
862 | UINTN PdbNameSize;\r | |
863 | UINTN MapNameSize;\r | |
864 | CHAR8 *PurePdbFileName;\r | |
865 | UINTN Index;\r | |
866 | \r | |
867 | //\r | |
868 | // remove dir name\r | |
869 | //\r | |
870 | PurePdbFileName = PdbFileName;\r | |
871 | for (Index = 0; PdbFileName[Index] != 0; Index++) {\r | |
872 | if (PdbFileName[Index] == '\\') {\r | |
873 | PurePdbFileName = &PdbFileName[Index + 1];\r | |
874 | }\r | |
875 | }\r | |
876 | PdbFileName = PurePdbFileName;\r | |
877 | \r | |
878 | //\r | |
879 | // get size\r | |
880 | //\r | |
881 | PdbNameSize = AsciiStrLen (PdbFileName);\r | |
882 | MapNameSize = StrLen (MapFileName);\r | |
883 | \r | |
884 | if (PdbNameSize != MapNameSize) {\r | |
885 | return FALSE;\r | |
886 | }\r | |
887 | \r | |
888 | //\r | |
889 | // check the name\r | |
890 | //\r | |
891 | for (Index = 0; Index < MapNameSize - 4; Index++) {\r | |
892 | if ((PdbFileName[Index] | 0x20) != (MapFileName[Index] | 0x20)) {\r | |
893 | return FALSE;\r | |
894 | }\r | |
895 | }\r | |
896 | \r | |
897 | return TRUE;\r | |
898 | }\r | |
899 | \r | |
900 | //\r | |
901 | // BUGBUG: work-around start\r | |
902 | //\r | |
903 | typedef struct {\r | |
904 | EFI_DEBUG_IMAGE_INFO *EfiDebugImageInfoTable;\r | |
905 | volatile UINT32 UpdateStatus;\r | |
906 | UINT32 TableSize;\r | |
907 | } EFI_DEBUG_IMAGE_INFO_TABLE_HEADER_OLD;\r | |
908 | \r | |
909 | EFI_DEBUG_IMAGE_INFO_TABLE_HEADER mDebugImageInfoTableHeader;\r | |
910 | \r | |
e8a5ac7c | 911 | /**\r |
748edcd5 PB |
912 | For compatibility consideration, we handle 2 cases:\r |
913 | \r | |
914 | 1) IA32:\r | |
915 | Old: New:\r | |
916 | +------------------------+ +------------------------+\r | |
917 | | EfiDebugImageInfoTable | | UpdateStatus |\r | |
918 | +------------------------+ +------------------------+\r | |
919 | | UpdateStatus | | TableSize |\r | |
920 | +------------------------+ +------------------------+\r | |
921 | | TableSize | | EfiDebugImageInfoTable |\r | |
922 | +------------------------+ +------------------------+\r | |
923 | \r | |
924 | 2) X64 and IPF:\r | |
925 | Old: New:\r | |
926 | +------------------------+ +------------------------+\r | |
927 | | EfiDebugImageInfoTable | | UpdateStatus |\r | |
928 | | | +------------------------+\r | |
929 | | | | TableSize |\r | |
930 | +------------------------+ +------------------------+\r | |
931 | | UpdateStatus | | EfiDebugImageInfoTable |\r | |
932 | +------------------------+ | |\r | |
933 | | TableSize | | |\r | |
934 | +------------------------+ +------------------------+\r | |
935 | \r | |
e8a5ac7c DB |
936 | @param DebugImageInfoTableHeader Point to the EFI_DEBUG_IMAGE_INFO_TABLE_HEADER structure.\r |
937 | \r | |
938 | **/\r | |
939 | VOID\r | |
940 | EdbFixDebugImageInfoTable (\r | |
941 | IN OUT EFI_DEBUG_IMAGE_INFO_TABLE_HEADER **DebugImageInfoTableHeader\r | |
942 | )\r | |
748edcd5 PB |
943 | {\r |
944 | mDebugImageInfoTableHeader.EfiDebugImageInfoTable = ((EFI_DEBUG_IMAGE_INFO_TABLE_HEADER_OLD *)(*DebugImageInfoTableHeader))->EfiDebugImageInfoTable;\r | |
945 | mDebugImageInfoTableHeader.UpdateStatus = ((EFI_DEBUG_IMAGE_INFO_TABLE_HEADER_OLD *)(*DebugImageInfoTableHeader))->UpdateStatus;\r | |
946 | mDebugImageInfoTableHeader.TableSize = ((EFI_DEBUG_IMAGE_INFO_TABLE_HEADER_OLD *)(*DebugImageInfoTableHeader))->TableSize;\r | |
947 | \r | |
948 | if ((*DebugImageInfoTableHeader)->UpdateStatus > 3) {\r | |
949 | *DebugImageInfoTableHeader = &mDebugImageInfoTableHeader;\r | |
950 | return ;\r | |
951 | }\r | |
952 | \r | |
953 | if ((*DebugImageInfoTableHeader)->TableSize % (EFI_PAGE_SIZE / (sizeof (VOID *))) != 0) {\r | |
954 | *DebugImageInfoTableHeader = &mDebugImageInfoTableHeader;\r | |
955 | return ;\r | |
956 | }\r | |
957 | \r | |
958 | return ;\r | |
959 | }\r | |
960 | //\r | |
961 | // BUGBUG: work-around end\r | |
962 | //\r | |
963 | \r | |
e8a5ac7c DB |
964 | /**\r |
965 | \r | |
966 | Patch symbol RVA.\r | |
967 | \r | |
968 | @param DebuggerPrivate - EBC Debugger private data structure\r | |
969 | @param FileName - Symbol file name\r | |
970 | @param SearchType - Search type for Object\r | |
971 | \r | |
972 | @retval EFI_SUCCESS - Patch symbol RVA successfully\r | |
973 | @retval EFI_NOT_FOUND - Symbol RVA base not found\r | |
974 | \r | |
975 | **/\r | |
748edcd5 PB |
976 | EFI_STATUS\r |
977 | EdbPatchSymbolRVA (\r | |
978 | IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,\r | |
979 | IN CHAR16 *FileName,\r | |
980 | IN EDB_EBC_IMAGE_RVA_SEARCH_TYPE SearchType\r | |
981 | )\r | |
748edcd5 PB |
982 | {\r |
983 | EFI_STATUS Status;\r | |
984 | UINTN ImageNumber;\r | |
985 | EFI_DEBUG_IMAGE_INFO *ImageTable;\r | |
986 | CHAR8 *PdbPath;\r | |
987 | VOID *ImageBase;\r | |
988 | VOID *CandidateImageBase;\r | |
989 | EFI_DEBUGGER_SYMBOL_OBJECT *Object;\r | |
990 | \r | |
991 | if (SearchType < 0 || SearchType >= EdbEbcImageRvaSearchTypeMax) {\r | |
992 | return EFI_INVALID_PARAMETER;\r | |
993 | }\r | |
994 | \r | |
995 | //\r | |
996 | // Get the related object\r | |
997 | //\r | |
998 | Object = EdbFindSymbolFile (DebuggerPrivate, FileName, NULL);\r | |
999 | if (Object == NULL) {\r | |
1000 | return EFI_NOT_FOUND;\r | |
1001 | }\r | |
1002 | \r | |
1003 | //\r | |
1004 | // Try again to get DebugImageInfoTable\r | |
1005 | //\r | |
1006 | if (mDebuggerPrivate.DebugImageInfoTableHeader == NULL) {\r | |
1007 | Status = EfiGetSystemConfigurationTable (\r | |
1008 | &gEfiDebugImageInfoTableGuid,\r | |
1009 | (VOID **) &mDebuggerPrivate.DebugImageInfoTableHeader\r | |
1010 | );\r | |
1011 | if (EFI_ERROR (Status)) {\r | |
1012 | EDBPrint (L"DebugImageInfoTable not found!\n");\r | |
1013 | return Status;\r | |
1014 | }\r | |
1015 | }\r | |
1016 | DEBUG ((DEBUG_ERROR, "DebugImageInfoTableHeader: %x\n", mDebuggerPrivate.DebugImageInfoTableHeader));\r | |
1017 | \r | |
1018 | //\r | |
1019 | // BUGBUG: work-around start\r | |
1020 | //\r | |
1021 | EdbFixDebugImageInfoTable (&mDebuggerPrivate.DebugImageInfoTableHeader);\r | |
1022 | //\r | |
1023 | // BUGBUG: work-around end\r | |
1024 | //\r | |
1025 | \r | |
1026 | //\r | |
1027 | // Go through DebugImageInfoTable for each Image\r | |
1028 | //\r | |
1029 | CandidateImageBase = NULL;\r | |
1030 | ImageTable = mDebuggerPrivate.DebugImageInfoTableHeader->EfiDebugImageInfoTable;\r | |
1031 | for (ImageNumber = 0; ImageNumber < mDebuggerPrivate.DebugImageInfoTableHeader->TableSize; ImageNumber++) {\r | |
1032 | if (ImageTable[ImageNumber].NormalImage == NULL) {\r | |
1033 | continue;\r | |
1034 | }\r | |
1035 | ImageBase = ImageTable[ImageNumber].NormalImage->LoadedImageProtocolInstance->ImageBase;\r | |
1036 | //\r | |
1037 | // Get PDB path\r | |
1038 | //\r | |
1039 | PdbPath = GetPdbPath (ImageBase);\r | |
1040 | if (PdbPath == NULL) {\r | |
1041 | continue;\r | |
1042 | }\r | |
1043 | //\r | |
1044 | // Check PDB name\r | |
1045 | //\r | |
1046 | if (!MatchPdbAndMap (PdbPath, FileName)) {\r | |
1047 | continue;\r | |
1048 | }\r | |
1049 | DEBUG ((DEBUG_ERROR, "ImageBase: %x\n", ImageBase));\r | |
1050 | \r | |
1051 | //\r | |
1052 | // Check SearchType\r | |
1053 | //\r | |
1054 | if (SearchType == EdbEbcImageRvaSearchTypeAny || SearchType == EdbEbcImageRvaSearchTypeFirst) {\r | |
1055 | //\r | |
1056 | // Assign base address and return\r | |
1057 | //\r | |
1058 | Object->BaseAddress = (UINTN)ImageBase;\r | |
1059 | return EFI_SUCCESS;\r | |
1060 | }\r | |
1061 | \r | |
1062 | //\r | |
1063 | // Get CandidateImageBase for EdbEbcImageRvaSearchTypeLast\r | |
1064 | //\r | |
1065 | CandidateImageBase = ImageBase;\r | |
1066 | }\r | |
1067 | \r | |
1068 | //\r | |
1069 | // Check EdbEbcImageRvaSearchTypeLast\r | |
1070 | //\r | |
1071 | if (SearchType == EdbEbcImageRvaSearchTypeLast) {\r | |
1072 | if (CandidateImageBase == NULL) {\r | |
1073 | return EFI_NOT_FOUND;\r | |
1074 | }\r | |
1075 | //\r | |
1076 | // Assign base address and return\r | |
1077 | //\r | |
1078 | Object->BaseAddress = (UINTN)CandidateImageBase;\r | |
1079 | return EFI_SUCCESS;\r | |
1080 | }\r | |
1081 | \r | |
1082 | //\r | |
1083 | // No match\r | |
1084 | //\r | |
1085 | return EFI_NOT_FOUND;\r | |
1086 | }\r | |
1087 | \r | |
e8a5ac7c DB |
1088 | /**\r |
1089 | \r | |
1090 | Check whether OBJ file and COD file have same name.\r | |
1091 | \r | |
1092 | @param ObjFileName - OBJ file name\r | |
1093 | @param CodFileName - COD file name\r | |
1094 | \r | |
1095 | @retval TRUE - OBJ and COD file name match\r | |
1096 | @retval FALSE - OBJ and COD file name not match\r | |
1097 | \r | |
1098 | **/\r | |
748edcd5 PB |
1099 | BOOLEAN\r |
1100 | MatchObjAndCod (\r | |
1101 | IN CHAR8 *ObjFileName,\r | |
1102 | IN CHAR16 *CodFileName\r | |
1103 | )\r | |
748edcd5 PB |
1104 | {\r |
1105 | UINTN ObjNameSize;\r | |
1106 | UINTN CodNameSize;\r | |
1107 | CHAR8 *PureObjFileName;\r | |
1108 | UINTN Index;\r | |
1109 | \r | |
1110 | //\r | |
1111 | // remove library name\r | |
1112 | //\r | |
1113 | PureObjFileName = ObjFileName;\r | |
1114 | for (Index = 0; ObjFileName[Index] != 0; Index++) {\r | |
1115 | if (ObjFileName[Index] == ':') {\r | |
1116 | PureObjFileName = &ObjFileName[Index + 1];\r | |
1117 | break;\r | |
1118 | }\r | |
1119 | }\r | |
1120 | ObjFileName = PureObjFileName;\r | |
1121 | \r | |
1122 | //\r | |
1123 | // get size\r | |
1124 | //\r | |
1125 | ObjNameSize = AsciiStrLen (ObjFileName);\r | |
1126 | CodNameSize = StrLen (CodFileName);\r | |
1127 | \r | |
1128 | if (ObjNameSize != CodNameSize) {\r | |
1129 | return FALSE;\r | |
1130 | }\r | |
1131 | \r | |
1132 | //\r | |
1133 | // check the name\r | |
1134 | //\r | |
1135 | for (Index = 0; Index < CodNameSize - 4; Index++) {\r | |
1136 | if ((ObjFileName[Index] | 0x20) != (CodFileName[Index] | 0x20)) {\r | |
1137 | return FALSE;\r | |
1138 | }\r | |
1139 | }\r | |
1140 | \r | |
1141 | return TRUE;\r | |
1142 | }\r | |
1143 | \r | |
1144 | typedef enum {\r | |
1145 | EdbEbcCodParseStateUninitialized,\r | |
1146 | EdbEbcCodParseStateSymbolInitialized,\r | |
1147 | EdbEbcCodParseStateSymbolStart,\r | |
1148 | EdbEbcCodParseStateSymbolEnd,\r | |
1149 | EdbEbcCodParseStateMax,\r | |
1150 | } EDB_EBC_COD_PARSE_STATE;\r | |
1151 | \r | |
e8a5ac7c | 1152 | /**\r |
748edcd5 PB |
1153 | \r |
1154 | The following code depends on the COD file generated by IEC compiler.\r | |
1155 | \r | |
e8a5ac7c | 1156 | **/\r |
748edcd5 | 1157 | \r |
e8a5ac7c DB |
1158 | /**\r |
1159 | \r | |
1160 | Load code by symbol by Iec.\r | |
1161 | \r | |
1162 | @param Name - Symbol file name\r | |
1163 | @param Buffer - Symbol file buffer\r | |
1164 | @param BufferSize - Symbol file buffer size\r | |
1165 | @param CodeBufferSize - Code buffer size\r | |
1166 | @param FuncOffset - Code funcion offset\r | |
748edcd5 | 1167 | \r |
e8a5ac7c DB |
1168 | @return CodeBuffer\r |
1169 | \r | |
1170 | **/\r | |
748edcd5 PB |
1171 | CHAR8 *\r |
1172 | EdbLoadCodBySymbolByIec (\r | |
1173 | IN CHAR8 *Name,\r | |
1174 | IN VOID *Buffer,\r | |
1175 | IN UINTN BufferSize,\r | |
1176 | OUT UINTN *CodeBufferSize,\r | |
1177 | OUT UINTN *FuncOffset\r | |
1178 | )\r | |
748edcd5 PB |
1179 | {\r |
1180 | CHAR8 *LineBuffer;\r | |
1181 | CHAR8 *FieldBuffer;\r | |
1182 | VOID *BufferStart;\r | |
1183 | VOID *BufferEnd;\r | |
1184 | UINTN Offset;\r | |
1185 | EDB_EBC_COD_PARSE_STATE CodParseState;\r | |
8fd543c7 | 1186 | CHAR8 Char[2];\r |
748edcd5 PB |
1187 | \r |
1188 | //\r | |
1189 | // Init\r | |
1190 | //\r | |
8fd543c7 DB |
1191 | Char[0] = 9;\r |
1192 | Char[1] = 0;\r | |
748edcd5 PB |
1193 | LineBuffer = AsciiStrGetNewTokenLine (Buffer, "\n\r");\r |
1194 | Offset = (UINTN)-1;\r | |
1195 | BufferStart = NULL;\r | |
1196 | BufferEnd = NULL;\r | |
1197 | CodParseState = EdbEbcCodParseStateUninitialized;\r | |
1198 | \r | |
1199 | //\r | |
1200 | // Check each line\r | |
1201 | //\r | |
1202 | while (LineBuffer != NULL) {\r | |
1203 | switch (CodParseState) {\r | |
1204 | case EdbEbcCodParseStateUninitialized:\r | |
1205 | //\r | |
1206 | // check mark_begin, begin to check line after this match\r | |
1207 | //\r | |
1208 | if (AsciiStrCmp (LineBuffer, "; mark_begin;") == 0) {\r | |
1209 | CodParseState = EdbEbcCodParseStateSymbolInitialized;\r | |
1210 | }\r | |
1211 | LineBuffer = AsciiStrGetNextTokenLine ("\n\r");\r | |
1212 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1213 | break;\r | |
1214 | \r | |
1215 | case EdbEbcCodParseStateSymbolInitialized:\r | |
1216 | //\r | |
1217 | // check mark_end, not check line after this match\r | |
1218 | //\r | |
1219 | if (AsciiStrCmp (LineBuffer, "; mark_end;") == 0) {\r | |
1220 | CodParseState = EdbEbcCodParseStateUninitialized;\r | |
1221 | LineBuffer = AsciiStrGetNextTokenLine ("\n\r");\r | |
1222 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1223 | break;\r | |
1224 | }\r | |
1225 | \r | |
1226 | //\r | |
1227 | // not check this line if the first char is as follows\r | |
1228 | //\r | |
1229 | if ((*LineBuffer == 0) ||\r | |
1230 | (*LineBuffer == '$') ||\r | |
1231 | (*LineBuffer == ';') ||\r | |
1232 | (*LineBuffer == '_') ||\r | |
1233 | (*LineBuffer == ' ')) {\r | |
1234 | LineBuffer = AsciiStrGetNextTokenLine ("\n\r");\r | |
1235 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1236 | break;\r | |
1237 | }\r | |
1238 | \r | |
1239 | //\r | |
1240 | // get function name, function name is followed by char 0x09.\r | |
1241 | //\r | |
1242 | FieldBuffer = AsciiStrGetNewTokenField (LineBuffer, Char);\r | |
eebfb7b2 | 1243 | ASSERT (FieldBuffer != NULL);\r |
748edcd5 PB |
1244 | if (AsciiStriCmp (FieldBuffer, Name) == 0) {\r |
1245 | BufferStart = FieldBuffer;\r | |
1246 | CodParseState = EdbEbcCodParseStateSymbolStart;\r | |
1247 | }\r | |
1248 | PatchForAsciiStrTokenAfter (FieldBuffer, 0x9);\r | |
1249 | \r | |
1250 | //\r | |
1251 | // Get next line\r | |
1252 | //\r | |
1253 | LineBuffer = AsciiStrGetNextTokenLine ("\n\r");\r | |
1254 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1255 | break;\r | |
1256 | \r | |
1257 | case EdbEbcCodParseStateSymbolStart:\r | |
1258 | //\r | |
1259 | // check mark_end, if this match, means the function is found successfully.\r | |
1260 | //\r | |
1261 | if (AsciiStrCmp (LineBuffer, "; mark_end;") == 0) {\r | |
1262 | CodParseState = EdbEbcCodParseStateSymbolEnd;\r | |
1263 | //\r | |
1264 | // prepare CodeBufferSize, FuncOffset, and FuncStart to return\r | |
1265 | //\r | |
1266 | BufferEnd = LineBuffer + sizeof("; mark_end;") - 1;\r | |
1267 | *CodeBufferSize = (UINTN)BufferEnd - (UINTN)BufferStart;\r | |
1268 | *FuncOffset = Offset;\r | |
1269 | PatchForAsciiStrTokenAfter (LineBuffer, '\n');\r | |
1270 | return BufferStart;\r | |
1271 | }\r | |
1272 | \r | |
1273 | //\r | |
1274 | // Get function offset\r | |
1275 | //\r | |
1276 | if ((Offset == (UINTN)-1) &&\r | |
1277 | (*LineBuffer == ' ')) {\r | |
1278 | FieldBuffer = AsciiStrGetNewTokenField (LineBuffer + 2, " ");\r | |
1279 | Offset = AsciiXtoi (FieldBuffer);\r | |
1280 | PatchForAsciiStrTokenAfter (FieldBuffer, ' ');\r | |
1281 | }\r | |
1282 | \r | |
1283 | //\r | |
1284 | // Get next line\r | |
1285 | //\r | |
1286 | LineBuffer = AsciiStrGetNextTokenLine ("\n\r");\r | |
1287 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1288 | break;\r | |
1289 | \r | |
1290 | case EdbEbcCodParseStateSymbolEnd:\r | |
1291 | break;\r | |
1292 | \r | |
1293 | default:\r | |
1294 | break;\r | |
1295 | }\r | |
1296 | }\r | |
1297 | \r | |
1298 | //\r | |
1299 | // no function found\r | |
1300 | //\r | |
1301 | return NULL;\r | |
1302 | }\r | |
1303 | \r | |
e8a5ac7c DB |
1304 | /**\r |
1305 | \r | |
1306 | Load code by symbol.\r | |
1307 | \r | |
1308 | @param Name - Symbol file name\r | |
1309 | @param Buffer - Symbol file buffer\r | |
1310 | @param BufferSize - Symbol file buffer size\r | |
1311 | @param CodeBufferSize - Code buffer size\r | |
1312 | @param FuncOffset - Code funcion offset\r | |
1313 | \r | |
1314 | @return CodeBuffer\r | |
1315 | \r | |
1316 | **/\r | |
748edcd5 PB |
1317 | CHAR8 *\r |
1318 | EdbLoadCodBySymbol (\r | |
1319 | IN CHAR8 *Name,\r | |
1320 | IN VOID *Buffer,\r | |
1321 | IN UINTN BufferSize,\r | |
1322 | OUT UINTN *CodeBufferSize,\r | |
1323 | OUT UINTN *FuncOffset\r | |
1324 | )\r | |
748edcd5 PB |
1325 | {\r |
1326 | //\r | |
1327 | // COD file format depends on the compiler.\r | |
1328 | //\r | |
1329 | // It is possible to check the different COD file format in this routine.\r | |
1330 | // Now only IEC is supported.\r | |
1331 | //\r | |
1332 | return EdbLoadCodBySymbolByIec (Name, Buffer, BufferSize, CodeBufferSize, FuncOffset);\r | |
1333 | }\r | |
1334 | \r | |
e8a5ac7c DB |
1335 | /**\r |
1336 | \r | |
1337 | Find code from object.\r | |
1338 | \r | |
1339 | @param DebuggerPrivate EBC Debugger private data structure\r | |
1340 | @param Object - Symbol object\r | |
1341 | @param FileName - File name\r | |
1342 | \r | |
1343 | **/\r | |
748edcd5 PB |
1344 | VOID *\r |
1345 | EdbFindCodeFromObject (\r | |
1346 | IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,\r | |
1347 | IN EFI_DEBUGGER_SYMBOL_OBJECT *Object,\r | |
1348 | IN CHAR16 *FileName\r | |
1349 | )\r | |
748edcd5 PB |
1350 | {\r |
1351 | UINTN EntryIndex;\r | |
1352 | \r | |
1353 | //\r | |
1354 | // Go througn each Entry in this Object\r | |
1355 | //\r | |
1356 | for (EntryIndex = 0; EntryIndex < Object->EntryCount; EntryIndex++) {\r | |
1357 | //\r | |
1358 | // This check is for Function only\r | |
1359 | //\r | |
1360 | if ((Object->Entry[EntryIndex].Type != EfiDebuggerSymbolFunction) &&\r | |
1361 | (Object->Entry[EntryIndex].Type != EfiDebuggerSymbolStaticFunction)) {\r | |
1362 | continue;\r | |
1363 | }\r | |
1364 | //\r | |
1365 | // Skip match varbss_init function, because they has no source code\r | |
1366 | //\r | |
1367 | if (AsciiStrnCmp (Object->Entry[EntryIndex].Name, "varbss_init", sizeof("varbss_init") - 1) == 0) {\r | |
1368 | continue;\r | |
1369 | }\r | |
1370 | //\r | |
1371 | // check the name\r | |
1372 | //\r | |
1373 | if (!MatchObjAndCod (Object->Entry[EntryIndex].ObjName, FileName)) {\r | |
1374 | continue;\r | |
1375 | }\r | |
1376 | //\r | |
1377 | // found it, return source buffer\r | |
1378 | //\r | |
1379 | if (Object->Entry[EntryIndex].CodBuffer != NULL) {\r | |
1380 | return Object->Entry[EntryIndex].SourceBuffer;\r | |
1381 | }\r | |
1382 | }\r | |
1383 | \r | |
1384 | //\r | |
1385 | // not found\r | |
1386 | //\r | |
1387 | return NULL;\r | |
1388 | }\r | |
1389 | \r | |
e8a5ac7c DB |
1390 | /**\r |
1391 | \r | |
1392 | Load code.\r | |
1393 | \r | |
1394 | @param DebuggerPrivate - EBC Debugger private data structure\r | |
1395 | @param MapFileName - Symbol file name\r | |
1396 | @param FileName - Code file name\r | |
1397 | @param BufferSize - Code file buffer size\r | |
1398 | @param Buffer - Code file buffer\r | |
1399 | \r | |
1400 | @retval EFI_SUCCESS - Code loaded successfully\r | |
1401 | \r | |
1402 | **/\r | |
748edcd5 PB |
1403 | EFI_STATUS\r |
1404 | EdbLoadCode (\r | |
1405 | IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,\r | |
1406 | IN CHAR16 *MapFileName,\r | |
1407 | IN CHAR16 *FileName,\r | |
1408 | IN UINTN BufferSize,\r | |
1409 | IN VOID *Buffer\r | |
1410 | )\r | |
748edcd5 PB |
1411 | {\r |
1412 | EFI_DEBUGGER_SYMBOL_OBJECT *Object;\r | |
1413 | UINTN ObjectIndex;\r | |
1414 | UINTN EntryIndex;\r | |
1415 | VOID *SourceBuffer;\r | |
1416 | EFI_STATUS Status;\r | |
1417 | \r | |
1418 | //\r | |
1419 | // Find Symbol\r | |
1420 | //\r | |
1421 | Object = EdbFindSymbolFile (DebuggerPrivate, MapFileName, &ObjectIndex);\r | |
1422 | if (Object == NULL) {\r | |
1423 | EDBPrint (L"SymbolFile is not loaded!\n");\r | |
1424 | return EFI_NOT_FOUND;\r | |
1425 | } else {\r | |
1426 | //\r | |
1427 | // Check duplicated File\r | |
1428 | //\r | |
1429 | SourceBuffer = EdbFindCodeFromObject (DebuggerPrivate, Object, FileName);\r | |
1430 | if (SourceBuffer != NULL) {\r | |
1431 | //\r | |
1432 | // unnload duplicated code\r | |
1433 | //\r | |
1434 | Status = EdbUnloadCode (DebuggerPrivate, MapFileName, FileName, &SourceBuffer);\r | |
1435 | if (EFI_ERROR(Status)) {\r | |
1436 | DEBUG ((DEBUG_ERROR, "Unload Duplicated Code File Error!\n"));\r | |
1437 | return Status;\r | |
1438 | }\r | |
1439 | Status = EdbDeleteCodeBuffer (DebuggerPrivate, MapFileName, FileName, SourceBuffer);\r | |
1440 | if (EFI_ERROR(Status)) {\r | |
1441 | DEBUG ((DEBUG_ERROR, "Delete Duplicated Code File Error!\n"));\r | |
1442 | return Status;\r | |
1443 | }\r | |
1444 | }\r | |
1445 | }\r | |
1446 | \r | |
1447 | //\r | |
1448 | // Go through each SymbolEntry\r | |
1449 | //\r | |
1450 | for (EntryIndex = 0; EntryIndex < Object->EntryCount; EntryIndex++) {\r | |
1451 | //\r | |
1452 | // load symbol for function only\r | |
1453 | //\r | |
1454 | if ((Object->Entry[EntryIndex].Type != EfiDebuggerSymbolFunction) &&\r | |
1455 | (Object->Entry[EntryIndex].Type != EfiDebuggerSymbolStaticFunction)) {\r | |
1456 | continue;\r | |
1457 | }\r | |
1458 | //\r | |
1459 | // skip varbss_init\r | |
1460 | //\r | |
1461 | if (AsciiStrnCmp (Object->Entry[EntryIndex].Name, "varbss_init", sizeof("varbss_init") - 1) == 0) {\r | |
1462 | continue;\r | |
1463 | }\r | |
1464 | //\r | |
1465 | // Check the name\r | |
1466 | //\r | |
1467 | if (!MatchObjAndCod (Object->Entry[EntryIndex].ObjName, FileName)) {\r | |
1468 | continue;\r | |
1469 | }\r | |
1470 | //\r | |
1471 | // load code for this symbol\r | |
1472 | //\r | |
1473 | Object->Entry[EntryIndex].CodBuffer = EdbLoadCodBySymbol (\r | |
1474 | Object->Entry[EntryIndex].Name,\r | |
1475 | Buffer,\r | |
1476 | BufferSize,\r | |
1477 | &Object->Entry[EntryIndex].CodBufferSize,\r | |
1478 | &Object->Entry[EntryIndex].FuncOffsetBase\r | |
1479 | );\r | |
1480 | if (Object->Entry[EntryIndex].CodBuffer != NULL) {\r | |
1481 | Object->Entry[EntryIndex].SourceBuffer = Buffer;\r | |
1482 | }\r | |
1483 | }\r | |
1484 | \r | |
1485 | //\r | |
1486 | // patch end '\0' for each code buffer\r | |
1487 | //\r | |
1488 | for (EntryIndex = 0; EntryIndex < Object->EntryCount; EntryIndex++) {\r | |
1489 | if (Object->Entry[EntryIndex].CodBuffer != NULL) {\r | |
1490 | *((UINT8 *)Object->Entry[EntryIndex].CodBuffer + Object->Entry[EntryIndex].CodBufferSize) = 0;\r | |
1491 | DEBUG ((DEBUG_ERROR, " CodeSymbol: %a, FuncOffset: 0x05%x\n", Object->Entry[EntryIndex].Name, Object->Entry[EntryIndex].FuncOffsetBase));\r | |
1492 | // DEBUG ((DEBUG_ERROR, " [CODE]:\n%a\n", Object->Entry[EntryIndex].CodBuffer));\r | |
1493 | }\r | |
1494 | }\r | |
1495 | \r | |
1496 | //\r | |
1497 | // Done\r | |
1498 | //\r | |
1499 | return EFI_SUCCESS;\r | |
1500 | }\r | |
1501 | \r | |
e8a5ac7c DB |
1502 | /**\r |
1503 | \r | |
1504 | Unload code.\r | |
1505 | \r | |
1506 | @param DebuggerPrivate - EBC Debugger private data structure\r | |
1507 | @param MapFileName - Symbol file name\r | |
1508 | @param FileName - Code file name\r | |
1509 | @param Buffer - Code file buffer\r | |
1510 | \r | |
1511 | @retval EFI_SUCCESS - Code unloaded successfully\r | |
1512 | \r | |
1513 | **/\r | |
748edcd5 PB |
1514 | EFI_STATUS\r |
1515 | EdbUnloadCode (\r | |
1516 | IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,\r | |
1517 | IN CHAR16 *MapFileName,\r | |
1518 | IN CHAR16 *FileName,\r | |
1519 | OUT VOID **Buffer\r | |
1520 | )\r | |
748edcd5 PB |
1521 | {\r |
1522 | EFI_DEBUGGER_SYMBOL_OBJECT *Object;\r | |
1523 | UINTN ObjectIndex;\r | |
1524 | UINTN EntryIndex;\r | |
1525 | \r | |
1526 | //\r | |
1527 | // Find Symbol\r | |
1528 | //\r | |
1529 | Object = EdbFindSymbolFile (DebuggerPrivate, MapFileName, &ObjectIndex);\r | |
1530 | if (Object == NULL) {\r | |
1531 | EDBPrint (L"SymbolFile is not loaded!\n");\r | |
1532 | return EFI_NOT_FOUND;\r | |
1533 | }\r | |
1534 | \r | |
1535 | //\r | |
1536 | // Find code\r | |
1537 | //\r | |
1538 | *Buffer = EdbFindCodeFromObject (DebuggerPrivate, Object, FileName);\r | |
1539 | if (*Buffer == NULL) {\r | |
1540 | EDBPrint (L"CodeFile is not loaded!\n");\r | |
1541 | return EFI_NOT_FOUND;\r | |
1542 | }\r | |
1543 | \r | |
1544 | //\r | |
1545 | // go through each entry\r | |
1546 | //\r | |
1547 | for (EntryIndex = 0; EntryIndex < Object->EntryCount; EntryIndex++) {\r | |
1548 | if ((Object->Entry[EntryIndex].Type != EfiDebuggerSymbolFunction) &&\r | |
1549 | (Object->Entry[EntryIndex].Type != EfiDebuggerSymbolStaticFunction)) {\r | |
1550 | continue;\r | |
1551 | }\r | |
1552 | if (AsciiStrnCmp (Object->Entry[EntryIndex].Name, "varbss_init", sizeof("varbss_init") - 1) == 0) {\r | |
1553 | continue;\r | |
1554 | }\r | |
1555 | if (!MatchObjAndCod (Object->Entry[EntryIndex].ObjName, FileName)) {\r | |
1556 | continue;\r | |
1557 | }\r | |
1558 | //\r | |
1559 | // clean up the buffer\r | |
1560 | //\r | |
1561 | Object->Entry[EntryIndex].CodBuffer = NULL;\r | |
1562 | Object->Entry[EntryIndex].CodBufferSize = 0;\r | |
1563 | Object->Entry[EntryIndex].FuncOffsetBase = 0;\r | |
1564 | Object->Entry[EntryIndex].SourceBuffer = NULL;\r | |
1565 | }\r | |
1566 | \r | |
1567 | //\r | |
1568 | // Done\r | |
1569 | //\r | |
1570 | return EFI_SUCCESS;\r | |
1571 | }\r | |
1572 | \r | |
e8a5ac7c DB |
1573 | /**\r |
1574 | \r | |
1575 | Add code buffer.\r | |
1576 | \r | |
1577 | @param DebuggerPrivate - EBC Debugger private data structure\r | |
1578 | @param MapFileName - Symbol file name\r | |
1579 | @param CodeFileName - Code file name\r | |
1580 | @param SourceBufferSize- Code buffer size\r | |
1581 | @param SourceBuffer - Code buffer\r | |
1582 | \r | |
1583 | @retval EFI_SUCCESS - CodeBuffer added successfully\r | |
1584 | \r | |
1585 | **/\r | |
748edcd5 PB |
1586 | EFI_STATUS\r |
1587 | EdbAddCodeBuffer (\r | |
1588 | IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,\r | |
1589 | IN CHAR16 *MapFileName,\r | |
1590 | IN CHAR16 *CodeFileName,\r | |
1591 | IN UINTN SourceBufferSize,\r | |
1592 | IN VOID *SourceBuffer\r | |
1593 | )\r | |
748edcd5 PB |
1594 | {\r |
1595 | UINTN Index;\r | |
1596 | EFI_DEBUGGER_SYMBOL_OBJECT *Object;\r | |
1597 | \r | |
1598 | //\r | |
1599 | // Find Symbol\r | |
1600 | //\r | |
1601 | Object = EdbFindSymbolFile (DebuggerPrivate, MapFileName, NULL);\r | |
1602 | if (Object == NULL) {\r | |
1603 | EDBPrint (L"SymbolFile is not loaded!\n");\r | |
1604 | return EFI_NOT_FOUND;\r | |
1605 | }\r | |
1606 | \r | |
1607 | //\r | |
1608 | // Add it to last entry\r | |
1609 | //\r | |
1610 | for (Index = 0; Object->SourceBuffer[Index] != NULL; Index++) {\r | |
1611 | ;\r | |
1612 | }\r | |
1613 | Object->SourceBuffer[Index] = SourceBuffer;\r | |
1614 | \r | |
1615 | return EFI_SUCCESS;\r | |
1616 | }\r | |
1617 | \r | |
e8a5ac7c DB |
1618 | /**\r |
1619 | \r | |
1620 | Delete code buffer.\r | |
1621 | \r | |
1622 | @param DebuggerPrivate - EBC Debugger private data structure\r | |
1623 | @param MapFileName - Symbol file name\r | |
1624 | @param CodeFileName - Code file name\r | |
1625 | @param SourceBuffer - Code buffer\r | |
1626 | \r | |
1627 | @retval EFI_SUCCESS - CodeBuffer deleted successfully\r | |
1628 | \r | |
1629 | **/\r | |
748edcd5 PB |
1630 | EFI_STATUS\r |
1631 | EdbDeleteCodeBuffer (\r | |
1632 | IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,\r | |
1633 | IN CHAR16 *MapFileName,\r | |
1634 | IN CHAR16 *CodeFileName,\r | |
1635 | IN VOID *SourceBuffer\r | |
1636 | )\r | |
748edcd5 PB |
1637 | {\r |
1638 | UINTN Index;\r | |
1639 | EFI_DEBUGGER_SYMBOL_OBJECT *Object;\r | |
1640 | \r | |
1641 | //\r | |
1642 | // Find Symbol\r | |
1643 | //\r | |
1644 | Object = EdbFindSymbolFile (DebuggerPrivate, MapFileName, NULL);\r | |
1645 | if (Object == NULL) {\r | |
1646 | EDBPrint (L"SymbolFile is not loaded!\n");\r | |
1647 | return EFI_NOT_FOUND;\r | |
1648 | }\r | |
1649 | \r | |
1650 | for (Index = 0; Object->SourceBuffer[Index] != NULL; Index++) {\r | |
1651 | //\r | |
1652 | // free the buffer if match\r | |
1653 | //\r | |
1654 | if (Object->SourceBuffer[Index] == SourceBuffer) {\r | |
1655 | gBS->FreePool (SourceBuffer);\r | |
1656 | break;\r | |
1657 | }\r | |
1658 | }\r | |
1659 | \r | |
1660 | if (Object->SourceBuffer[Index] == NULL) {\r | |
1661 | //\r | |
1662 | // not return NOT_FOUND\r | |
1663 | //\r | |
1664 | return EFI_SUCCESS;\r | |
1665 | }\r | |
1666 | \r | |
1667 | //\r | |
1668 | // remove the entry\r | |
1669 | //\r | |
1670 | Object->SourceBuffer[Index] = NULL;\r | |
1671 | for (Index = Index + 1; Object->SourceBuffer[Index] != NULL; Index++) {\r | |
1672 | Object->SourceBuffer[Index - 1] = Object->SourceBuffer[Index];\r | |
1673 | }\r | |
1674 | Object->SourceBuffer[Index - 1] = NULL;\r | |
1675 | \r | |
1676 | return EFI_SUCCESS;\r | |
1677 | }\r | |
1678 | \r | |
e8a5ac7c | 1679 | /**\r |
748edcd5 | 1680 | \r |
e8a5ac7c | 1681 | Find the symbol string according to address.\r |
748edcd5 | 1682 | \r |
e8a5ac7c | 1683 | @param Address - Symbol address\r |
748edcd5 | 1684 | \r |
e8a5ac7c | 1685 | @return Symbol string\r |
748edcd5 | 1686 | \r |
e8a5ac7c DB |
1687 | **/\r |
1688 | CHAR8 *\r | |
1689 | FindSymbolStr (\r | |
1690 | IN UINTN Address\r | |
1691 | )\r | |
748edcd5 PB |
1692 | {\r |
1693 | UINTN ObjectIndex;\r | |
1694 | EFI_DEBUGGER_SYMBOL_OBJECT *Object;\r | |
1695 | UINTN EntryIndex;\r | |
1696 | EFI_DEBUGGER_SYMBOL_ENTRY *Entry;\r | |
1697 | \r | |
1698 | //\r | |
1699 | // need we display symbol\r | |
1700 | //\r | |
1701 | if (!mDebuggerPrivate.DebuggerSymbolContext.DisplaySymbol) {\r | |
1702 | return NULL;\r | |
1703 | }\r | |
1704 | \r | |
1705 | //\r | |
1706 | // Go through each object and entry\r | |
1707 | //\r | |
1708 | Object = mDebuggerPrivate.DebuggerSymbolContext.Object;\r | |
1709 | for (ObjectIndex = 0; ObjectIndex < mDebuggerPrivate.DebuggerSymbolContext.ObjectCount; ObjectIndex++) {\r | |
1710 | Entry = Object[ObjectIndex].Entry;\r | |
1711 | for (EntryIndex = 0; EntryIndex < Object[ObjectIndex].EntryCount; EntryIndex++) {\r | |
1712 | //\r | |
1713 | // if Address match, return Name\r | |
1714 | //\r | |
1715 | if (Address == (Entry[EntryIndex].RVA + Object[ObjectIndex].BaseAddress)) {\r | |
1716 | return Entry[EntryIndex].Name;\r | |
1717 | }\r | |
1718 | }\r | |
1719 | }\r | |
1720 | \r | |
1721 | //\r | |
1722 | // not found\r | |
1723 | //\r | |
1724 | return NULL;\r | |
1725 | }\r | |
1726 | \r | |
e8a5ac7c DB |
1727 | /**\r |
1728 | \r | |
1729 | Get line number and offset from this line in code file.\r | |
1730 | \r | |
1731 | @param Line - Line buffer in code file\r | |
1732 | @param Offset - Offset to functin entry\r | |
1733 | \r | |
1734 | @return Line number\r | |
1735 | \r | |
1736 | **/\r | |
748edcd5 PB |
1737 | UINTN\r |
1738 | EdbGetLineNumberAndOffsetFromThisLine (\r | |
1739 | IN VOID *Line,\r | |
1740 | OUT UINTN *Offset\r | |
1741 | )\r | |
748edcd5 PB |
1742 | {\r |
1743 | UINTN LineNumber;\r | |
1744 | CHAR8 *LineBuffer;\r | |
1745 | CHAR8 *FieldBuffer;\r | |
1746 | \r | |
1747 | LineNumber = (UINTN)-1;\r | |
1748 | LineBuffer = Line;\r | |
1749 | *Offset = (UINTN)-1;\r | |
1750 | \r | |
1751 | while (LineBuffer != NULL) {\r | |
1752 | //\r | |
1753 | // Check candidate\r | |
1754 | //\r | |
1755 | if (*LineBuffer != ' ') {\r | |
1756 | return (UINTN)-1;\r | |
1757 | }\r | |
1758 | \r | |
1759 | //\r | |
1760 | // Get Offset\r | |
1761 | //\r | |
1762 | if (*(LineBuffer + 2) != ' ') {\r | |
1763 | if (*Offset == (UINTN)-1) {\r | |
1764 | FieldBuffer = AsciiStrGetNewTokenField (LineBuffer + 2, " ");\r | |
1765 | *Offset = AsciiXtoi (FieldBuffer);\r | |
1766 | PatchForAsciiStrTokenAfter (FieldBuffer, ' ');\r | |
1767 | }\r | |
1768 | }\r | |
1769 | \r | |
1770 | //\r | |
1771 | // 1. assembly instruction\r | |
1772 | //\r | |
1773 | FieldBuffer = AsciiStrGetNewTokenField (LineBuffer, ":");\r | |
1774 | //\r | |
1775 | // 2. file path\r | |
1776 | //\r | |
1777 | FieldBuffer = AsciiStrGetNextTokenField (":");\r | |
1778 | PatchForAsciiStrTokenBefore (FieldBuffer, ':');\r | |
1779 | if (FieldBuffer == NULL) {\r | |
1780 | //\r | |
1781 | // candidate found\r | |
1782 | //\r | |
1783 | LineNumber = 0;\r | |
1784 | LineBuffer = AsciiStrGetNextTokenLine ("\n");\r | |
1785 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1786 | continue;\r | |
1787 | }\r | |
1788 | //\r | |
1789 | // 3. line number\r | |
1790 | //\r | |
1791 | FieldBuffer = AsciiStrGetNextTokenField (":");\r | |
1792 | PatchForAsciiStrTokenBefore (FieldBuffer, ':');\r | |
1793 | if (FieldBuffer == NULL) {\r | |
1794 | //\r | |
1795 | // impossible, TBD?\r | |
1796 | //\r | |
1797 | LineBuffer = AsciiStrGetNextTokenLine ("\n");\r | |
1798 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1799 | continue;\r | |
1800 | }\r | |
1801 | \r | |
1802 | LineNumber = AsciiAtoi (FieldBuffer);\r | |
1803 | //\r | |
1804 | // Not patch after\r | |
1805 | //\r | |
1806 | \r | |
1807 | return LineNumber;\r | |
1808 | }\r | |
1809 | \r | |
1810 | return (UINTN)-1;\r | |
1811 | }\r | |
1812 | \r | |
1813 | typedef enum {\r | |
1814 | EdbEbcLineSearchTypeAny,\r | |
1815 | EdbEbcLineSearchTypeFirst,\r | |
1816 | EdbEbcLineSearchTypeLast,\r | |
1817 | EdbEbcLineSearchTypeMax,\r | |
1818 | } EDB_EBC_LINE_SEARCH_TYPE;\r | |
1819 | \r | |
e8a5ac7c DB |
1820 | /**\r |
1821 | \r | |
1822 | Get line number from this code file.\r | |
1823 | \r | |
1824 | @param Entry - Symbol entry\r | |
1825 | @param FuncOffset - Offset to functin entry\r | |
1826 | @param SearchType - Search type for the code\r | |
1827 | \r | |
1828 | @return Line number\r | |
1829 | \r | |
1830 | **/\r | |
748edcd5 PB |
1831 | UINTN\r |
1832 | EdbGetLineNumberFromCode (\r | |
1833 | IN EFI_DEBUGGER_SYMBOL_ENTRY *Entry,\r | |
1834 | IN UINTN FuncOffset,\r | |
1835 | IN EDB_EBC_LINE_SEARCH_TYPE SearchType\r | |
1836 | )\r | |
748edcd5 PB |
1837 | {\r |
1838 | CHAR8 *LineBuffer;\r | |
1839 | UINTN LineNumber;\r | |
1840 | UINTN Offset;\r | |
1841 | UINTN CandidateLineNumber;\r | |
1842 | UINTN CandidateOffset;\r | |
1843 | \r | |
1844 | if (SearchType < 0 || SearchType >= EdbEbcLineSearchTypeMax) {\r | |
1845 | return (UINTN)-1;\r | |
1846 | }\r | |
1847 | \r | |
1848 | LineNumber = (UINTN)-1;\r | |
1849 | CandidateLineNumber = (UINTN)-1;\r | |
1850 | CandidateOffset = (UINTN)-1;\r | |
1851 | LineBuffer = AsciiStrGetNewTokenLine (Entry->CodBuffer, "\n");\r | |
1852 | while (LineBuffer != NULL) {\r | |
1853 | if (*LineBuffer != ' ') {\r | |
1854 | LineBuffer = AsciiStrGetNextTokenLine ("\n");\r | |
1855 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1856 | continue;\r | |
1857 | }\r | |
1858 | \r | |
1859 | //\r | |
1860 | // Get Info\r | |
1861 | //\r | |
1862 | LineNumber = EdbGetLineNumberAndOffsetFromThisLine (LineBuffer, &Offset);\r | |
1863 | \r | |
1864 | //\r | |
1865 | // Check offset\r | |
1866 | //\r | |
1867 | if (Offset != FuncOffset) {\r | |
1868 | //\r | |
1869 | // Check last offset match\r | |
1870 | //\r | |
1871 | if (CandidateOffset == FuncOffset) {\r | |
1872 | if (SearchType == EdbEbcLineSearchTypeLast) {\r | |
1873 | PatchForAsciiStrTokenAfter (LineBuffer, '\n');\r | |
1874 | if (CandidateLineNumber != LineNumber) {\r | |
1875 | return CandidateLineNumber;\r | |
1876 | } else {\r | |
1877 | return (UINTN)-1;\r | |
1878 | }\r | |
1879 | } else {\r | |
1880 | //\r | |
1881 | // impossible, TBD?\r | |
1882 | //\r | |
1883 | }\r | |
1884 | }\r | |
1885 | \r | |
1886 | LineBuffer = AsciiStrGetNextTokenLine ("\n");\r | |
1887 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1888 | CandidateLineNumber = LineNumber;\r | |
1889 | continue;\r | |
1890 | }\r | |
1891 | \r | |
1892 | //\r | |
1893 | // Offset match, more check\r | |
1894 | //\r | |
1895 | if (SearchType == EdbEbcLineSearchTypeAny) {\r | |
1896 | PatchForAsciiStrTokenAfter (LineBuffer, '\n');\r | |
1897 | return LineNumber;\r | |
1898 | }\r | |
1899 | \r | |
1900 | if (SearchType == EdbEbcLineSearchTypeFirst) {\r | |
1901 | //\r | |
1902 | // Check last line\r | |
1903 | //\r | |
1904 | PatchForAsciiStrTokenAfter (LineBuffer, '\n');\r | |
1905 | if (CandidateLineNumber != LineNumber) {\r | |
1906 | return LineNumber;\r | |
1907 | } else {\r | |
1908 | return (UINTN)-1;\r | |
1909 | }\r | |
1910 | }\r | |
1911 | \r | |
1912 | CandidateLineNumber = LineNumber;\r | |
1913 | CandidateOffset = Offset;\r | |
1914 | \r | |
1915 | LineBuffer = AsciiStrGetNextTokenLine ("\n");\r | |
1916 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1917 | }\r | |
1918 | \r | |
1919 | //\r | |
1920 | // Check last offset match\r | |
1921 | //\r | |
1922 | if (CandidateOffset == FuncOffset) {\r | |
1923 | if (SearchType == EdbEbcLineSearchTypeLast) {\r | |
1924 | return CandidateLineNumber;\r | |
1925 | }\r | |
1926 | }\r | |
1927 | \r | |
1928 | return (UINTN)-1;\r | |
1929 | }\r | |
1930 | \r | |
e8a5ac7c DB |
1931 | /**\r |
1932 | \r | |
1933 | Get the source string from this code file by line.\r | |
1934 | \r | |
1935 | @param Entry - Symbol entry\r | |
1936 | @param LineNumber - line number\r | |
1937 | @param FuncEnd - Function end\r | |
1938 | \r | |
1939 | @return Funtion start\r | |
1940 | \r | |
1941 | **/\r | |
748edcd5 PB |
1942 | VOID *\r |
1943 | EdbGetSourceStrFromCodeByLine (\r | |
1944 | IN EFI_DEBUGGER_SYMBOL_ENTRY *Entry,\r | |
1945 | IN UINTN LineNumber,\r | |
1946 | IN VOID **FuncEnd\r | |
1947 | )\r | |
748edcd5 PB |
1948 | {\r |
1949 | CHAR8 *LineBuffer;\r | |
1950 | CHAR8 *FieldBuffer;\r | |
1951 | VOID *FuncStart;\r | |
1952 | UINTN Number;\r | |
1953 | \r | |
1954 | FuncStart = NULL;\r | |
1955 | LineBuffer = AsciiStrGetNewTokenLine (Entry->CodBuffer, "\n");\r | |
1956 | while (LineBuffer != NULL) {\r | |
1957 | if (*LineBuffer != ';') {\r | |
1958 | if (FuncStart != NULL) {\r | |
1959 | //\r | |
1960 | // Over\r | |
1961 | //\r | |
1962 | *FuncEnd = LineBuffer - 1;\r | |
1963 | PatchForAsciiStrTokenAfter (LineBuffer, '\n');\r | |
1964 | return FuncStart;\r | |
1965 | }\r | |
1966 | LineBuffer = AsciiStrGetNextTokenLine ("\n");\r | |
1967 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1968 | continue;\r | |
1969 | }\r | |
1970 | \r | |
1971 | //\r | |
1972 | // Check LineNumber\r | |
1973 | //\r | |
1974 | FieldBuffer = AsciiStrGetNewTokenField (LineBuffer + 1, " ");\r | |
1975 | Number = AsciiAtoi (FieldBuffer);\r | |
1976 | PatchForAsciiStrTokenAfter (FieldBuffer, ' ');\r | |
1977 | if (Number != LineNumber) {\r | |
1978 | LineBuffer = AsciiStrGetNextTokenLine ("\n");\r | |
1979 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1980 | continue;\r | |
1981 | }\r | |
1982 | \r | |
1983 | //\r | |
1984 | // Line match, get line number\r | |
1985 | //\r | |
1986 | if (FuncStart == NULL) {\r | |
1987 | FuncStart = LineBuffer;\r | |
1988 | }\r | |
1989 | \r | |
1990 | LineBuffer = AsciiStrGetNextTokenLine ("\n");\r | |
1991 | PatchForAsciiStrTokenBefore (LineBuffer, '\n');\r | |
1992 | }\r | |
1993 | \r | |
1994 | return NULL;\r | |
1995 | }\r | |
1996 | \r | |
e8a5ac7c DB |
1997 | /**\r |
1998 | \r | |
1999 | Get source string from this code file.\r | |
2000 | \r | |
2001 | @param Entry - Symbol entry\r | |
2002 | @param FuncOffset - Offset to functin entry\r | |
2003 | @param FuncEnd - Function end\r | |
2004 | \r | |
2005 | @retval Funtion start\r | |
2006 | \r | |
2007 | **/\r | |
748edcd5 PB |
2008 | VOID *\r |
2009 | EdbGetSourceStrFromCode (\r | |
2010 | IN EFI_DEBUGGER_SYMBOL_ENTRY *Entry,\r | |
2011 | IN UINTN FuncOffset,\r | |
2012 | IN VOID **FuncEnd\r | |
2013 | )\r | |
748edcd5 PB |
2014 | {\r |
2015 | UINTN LineNumber;\r | |
2016 | \r | |
2017 | //\r | |
2018 | // Only search the last line, then display\r | |
2019 | //\r | |
2020 | LineNumber = EdbGetLineNumberFromCode (Entry, FuncOffset, EdbEbcLineSearchTypeLast);\r | |
2021 | if (LineNumber == (UINTN)-1) {\r | |
2022 | return NULL;\r | |
2023 | }\r | |
2024 | \r | |
2025 | return EdbGetSourceStrFromCodeByLine (Entry, LineNumber, FuncEnd);\r | |
2026 | }\r | |
2027 | \r | |
e8a5ac7c DB |
2028 | /**\r |
2029 | \r | |
2030 | Print source.\r | |
2031 | \r | |
2032 | @param Address - Instruction address\r | |
2033 | @param IsPrint - Whether need to print\r | |
2034 | \r | |
2035 | @retval 1 - find the source\r | |
2036 | @retval 0 - not find the source\r | |
2037 | \r | |
2038 | **/\r | |
748edcd5 PB |
2039 | UINTN\r |
2040 | EdbPrintSource (\r | |
2041 | IN UINTN Address,\r | |
2042 | IN BOOLEAN IsPrint\r | |
2043 | )\r | |
748edcd5 PB |
2044 | {\r |
2045 | UINTN SymbolAddress;\r | |
2046 | EFI_DEBUGGER_SYMBOL_OBJECT *RetObject;\r | |
2047 | EFI_DEBUGGER_SYMBOL_ENTRY *RetEntry;\r | |
2048 | UINTN FuncOffset;\r | |
2049 | UINT8 *FuncStart;\r | |
2050 | UINT8 *FuncEnd;\r | |
2051 | UINT8 *FuncIndex;\r | |
2052 | CHAR8 Buffer[EFI_DEBUG_MAX_PRINT_BUFFER];\r | |
2053 | UINTN BufferSize;\r | |
2054 | \r | |
2055 | //\r | |
2056 | // need we display symbol\r | |
2057 | //\r | |
2058 | if (!mDebuggerPrivate.DebuggerSymbolContext.DisplaySymbol) {\r | |
2059 | return 0 ;\r | |
2060 | }\r | |
2061 | \r | |
2062 | //\r | |
2063 | // find the symbol address\r | |
2064 | //\r | |
2065 | SymbolAddress = EbdFindSymbolAddress (\r | |
2066 | Address,\r | |
2067 | EdbMatchSymbolTypeLowerAddress,\r | |
2068 | &RetObject,\r | |
2069 | &RetEntry\r | |
2070 | );\r | |
2071 | if (SymbolAddress == 0) {\r | |
2072 | return 0 ;\r | |
2073 | }\r | |
2074 | \r | |
2075 | FuncOffset = Address - SymbolAddress + RetEntry->FuncOffsetBase;\r | |
2076 | \r | |
2077 | //\r | |
2078 | // Get Func String\r | |
2079 | //\r | |
2080 | FuncStart = EdbGetSourceStrFromCode (RetEntry, FuncOffset, (VOID**) &FuncEnd);\r | |
2081 | if (FuncStart == NULL) {\r | |
2082 | return 0 ;\r | |
2083 | }\r | |
2084 | \r | |
2085 | //\r | |
2086 | // check whether need to real print\r | |
2087 | //\r | |
2088 | if (!IsPrint) {\r | |
2089 | return 1;\r | |
2090 | }\r | |
2091 | \r | |
2092 | *(UINT8 *)FuncEnd = 0;\r | |
2093 | \r | |
2094 | //\r | |
2095 | // seperate buffer by \n, so that \r can be added.\r | |
2096 | //\r | |
2097 | FuncIndex = FuncStart;\r | |
2098 | while (*FuncIndex != 0) {\r | |
2099 | if (*FuncIndex == '\n') {\r | |
2100 | if ((FuncIndex - FuncStart) < (EFI_DEBUG_MAX_PRINT_BUFFER - 3)) {\r | |
2101 | BufferSize = FuncIndex - FuncStart;\r | |
2102 | } else {\r | |
2103 | BufferSize = EFI_DEBUG_MAX_PRINT_BUFFER - 3;\r | |
2104 | }\r | |
2105 | if (BufferSize != 0) {\r | |
2106 | CopyMem (Buffer, FuncStart, BufferSize);\r | |
2107 | }\r | |
2108 | Buffer[BufferSize] = 0;\r | |
2109 | EDBPrint (L"%a\n", Buffer);\r | |
2110 | FuncStart = FuncIndex + 1;\r | |
2111 | FuncIndex = FuncStart;\r | |
2112 | } else {\r | |
2113 | FuncIndex ++;\r | |
2114 | }\r | |
2115 | }\r | |
2116 | \r | |
2117 | //\r | |
2118 | // Patch the end\r | |
2119 | //\r | |
2120 | *(UINT8 *)FuncEnd = '\n';\r | |
2121 | \r | |
2122 | return 1 ;\r | |
2123 | }\r | |
2124 | \r | |
e8a5ac7c DB |
2125 | /**\r |
2126 | \r | |
2127 | Get Mapfile and SymbolName from one symbol format: [MapFileName:]SymbolName.\r | |
2128 | \r | |
2129 | @param Symbol - whole Symbol name\r | |
2130 | @param MapfileName - the mapfile name in the symbol\r | |
2131 | @param SymbolName - the symbol name in the symbol\r | |
2132 | \r | |
2133 | **/\r | |
748edcd5 PB |
2134 | VOID\r |
2135 | GetMapfileAndSymbol (\r | |
2136 | IN CHAR16 *Symbol,\r | |
2137 | OUT CHAR16 **MapfileName,\r | |
2138 | OUT CHAR16 **SymbolName\r | |
2139 | )\r | |
748edcd5 PB |
2140 | {\r |
2141 | CHAR16 *Ch;\r | |
2142 | \r | |
2143 | *MapfileName = NULL;\r | |
2144 | *SymbolName = Symbol;\r | |
2145 | \r | |
2146 | for (Ch = Symbol; *Ch != 0; Ch++) {\r | |
2147 | //\r | |
2148 | // Find split char\r | |
2149 | //\r | |
2150 | if (*Ch == L':') {\r | |
2151 | *MapfileName = Symbol;\r | |
2152 | *Ch = 0;\r | |
2153 | *SymbolName = Ch + 1;\r | |
2154 | break;\r | |
2155 | }\r | |
2156 | }\r | |
2157 | \r | |
2158 | return ;\r | |
2159 | }\r | |
2160 | \r | |
e8a5ac7c DB |
2161 | /**\r |
2162 | \r | |
2163 | Convert a symbol to an address.\r | |
2164 | \r | |
2165 | @param Symbol - Symbol name\r | |
2166 | @param Address - Symbol address\r | |
2167 | \r | |
2168 | @retval EFI_SUCCESS - symbol found and address returned.\r | |
2169 | @retval EFI_NOT_FOUND - symbol not found\r | |
2170 | @retval EFI_NO_MAPPING - duplicated symbol not found\r | |
2171 | \r | |
2172 | **/\r | |
748edcd5 PB |
2173 | EFI_STATUS\r |
2174 | Symboltoi (\r | |
2175 | IN CHAR16 *Symbol,\r | |
2176 | OUT UINTN *Address\r | |
2177 | )\r | |
748edcd5 PB |
2178 | {\r |
2179 | UINTN ObjectIndex;\r | |
2180 | EFI_DEBUGGER_SYMBOL_OBJECT *Object;\r | |
2181 | UINTN EntryIndex;\r | |
2182 | EFI_DEBUGGER_SYMBOL_ENTRY *Entry;\r | |
2183 | CHAR16 *SymbolName;\r | |
2184 | CHAR16 *MapfileName;\r | |
2185 | \r | |
2186 | //\r | |
2187 | // Split one symbol to mapfile name and symbol name\r | |
2188 | //\r | |
2189 | GetMapfileAndSymbol (Symbol, &MapfileName, &SymbolName);\r | |
2190 | \r | |
2191 | *Address = 0;\r | |
2192 | //\r | |
2193 | // Go through each object\r | |
2194 | //\r | |
2195 | Object = mDebuggerPrivate.DebuggerSymbolContext.Object;\r | |
2196 | for (ObjectIndex = 0; ObjectIndex < mDebuggerPrivate.DebuggerSymbolContext.ObjectCount; ObjectIndex++) {\r | |
2197 | //\r | |
2198 | // Check MapfileName\r | |
2199 | //\r | |
2200 | if ((MapfileName != NULL) && (StriCmp (Object[ObjectIndex].Name, MapfileName) != 0)) {\r | |
2201 | continue;\r | |
2202 | }\r | |
2203 | //\r | |
2204 | // Go through each entry\r | |
2205 | //\r | |
2206 | Entry = Object[ObjectIndex].Entry;\r | |
2207 | for (EntryIndex = 0; EntryIndex < Object[ObjectIndex].EntryCount; EntryIndex++) {\r | |
2208 | //\r | |
2209 | // Check SymbolName (case sensitive)\r | |
2210 | //\r | |
2211 | if (StrCmpUnicodeAndAscii (SymbolName, Entry[EntryIndex].Name) == 0) {\r | |
2212 | if ((*Address != 0) && (MapfileName == NULL)) {\r | |
2213 | //\r | |
2214 | // Find the duplicated symbol\r | |
2215 | //\r | |
2216 | EDBPrint (L"Duplicated Symbol found!\n");\r | |
2217 | return EFI_NO_MAPPING;\r | |
2218 | } else {\r | |
2219 | //\r | |
2220 | // record Address\r | |
2221 | //\r | |
2222 | *Address = (Entry[EntryIndex].RVA + Object[ObjectIndex].BaseAddress);\r | |
2223 | }\r | |
2224 | }\r | |
2225 | }\r | |
2226 | }\r | |
2227 | \r | |
2228 | if (*Address == 0) {\r | |
2229 | //\r | |
2230 | // Not found\r | |
2231 | //\r | |
2232 | return EFI_NOT_FOUND;\r | |
2233 | }\r | |
2234 | \r | |
2235 | return EFI_SUCCESS;\r | |
2236 | }\r |