Commit | Line | Data |
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cf76e892 JPM |
1 | // |
2 | // DWARFManager.cpp: DWARF format manager | |
3 | // | |
4 | // by Jean-Paul Mari | |
5 | // | |
6 | // JPM = Jean-Paul Mari <djipi.mari@gmail.com> | |
7 | // | |
8 | // WHO WHEN WHAT | |
9 | // --- ---------- ------------------------------------------------------------ | |
10 | // JPM 12/03/2016 Created this file | |
11 | // JPM 12/03/2016 DWARF format support | |
12 | ||
13 | ||
14 | #include <stdlib.h> | |
15 | #include <stdio.h> | |
16 | #include <stdint.h> | |
17 | #include <string.h> | |
18 | #include <libdwarf.h> | |
19 | #include <dwarf.h> | |
20 | ||
21 | ||
22 | // Source line internal structure | |
23 | struct DMIStruct_LineSrc | |
24 | { | |
25 | size_t Tag; | |
26 | size_t StartPC; | |
27 | size_t NumLineSrc; | |
28 | char *PtrLineSrc; | |
29 | }S_DMIStruct_LineSrc; | |
30 | ||
31 | // Base type internal structure | |
32 | struct BaseTypeStruct | |
33 | { | |
34 | size_t Tag; // Type's Tag | |
35 | size_t Offset; // Type's offset | |
36 | size_t TypeOffset; // Type's offset on another type | |
37 | size_t ByteSize; // Type's Byte Size | |
38 | size_t Encoding; // Type's encoding | |
39 | char *PtrName; // Type's name | |
40 | }S_BaseTypeStruct; | |
41 | ||
42 | // Variables internal structure | |
43 | struct VariablesStruct | |
44 | { | |
45 | size_t Addr; // Variable memory address | |
46 | char *PtrName; // Variable's name | |
47 | size_t TypeOffset; // Offset pointing on the Variable's Type | |
48 | size_t TypeByteSize; // Variable's Type byte size | |
49 | size_t TypeTag; // Variable's Type Tag | |
50 | size_t TypeEncoding; // Variable's Type encoding | |
51 | char *PtrTypeName; // Variable's Type name | |
52 | }S_VariablesStruct; | |
53 | ||
54 | // Sub program internal structure | |
55 | struct SubProgStruct | |
56 | { | |
57 | size_t Tag; | |
58 | size_t NumLineSrc; | |
59 | size_t StartPC; | |
60 | size_t LowPC, HighPC; | |
61 | char *PtrLineSrc; | |
62 | char *PtrSubprogramName; | |
63 | size_t NbLinesSrc; | |
64 | DMIStruct_LineSrc *PtrLinesSrc; | |
65 | }S_SubProgStruct; | |
66 | ||
67 | // Compilation Unit internal structure | |
68 | struct CUStruct | |
69 | { | |
70 | size_t Tag; | |
71 | size_t LowPC, HighPC; | |
72 | char *PtrProducer; // Pointer to the "Producer" information (compiler and compilation options used) | |
73 | char *PtrFullFilename; // Pointer to full namefile (directory & filename) | |
74 | size_t SizeLoadSrc; // Source code size | |
75 | char *PtrLoadSrc; // Pointer to loaded source code | |
76 | size_t NbLinesLoadSrc; // Lines source number | |
77 | char **PtrLinesLoadSrc; // Pointer lists to each source line put in QT html/text conformity | |
78 | size_t NbSubProgs; // Number of sub programs / routines | |
79 | SubProgStruct *PtrSubProgs; // Pointer to the sub programs / routines information structure | |
80 | size_t NbTypes; | |
81 | BaseTypeStruct *PtrTypes; | |
82 | size_t NbVariables; // Variables number | |
83 | VariablesStruct *PtrVariables; // Pointer to the variables list information structure | |
84 | }S_CUStruct; | |
85 | ||
86 | ||
87 | // Dwarf management | |
88 | uint32_t LibDwarf; | |
89 | uint32_t NbCU; | |
90 | Dwarf_Ptr errarg; | |
91 | Dwarf_Error error; | |
92 | Dwarf_Debug dbg; | |
93 | CUStruct *PtrCU; | |
94 | ||
95 | ||
96 | // | |
97 | Dwarf_Handler DWARFManager_ErrorHandler(Dwarf_Ptr perrarg); | |
98 | void DWARFManager_InitDMI(void); | |
99 | void DWARFManager_CloseDMI(void); | |
100 | bool DWARFManager_ElfClose(void); | |
101 | char *DWARFManager_GetLineSrcFromNumLine(char *PtrSrcFile, size_t NumLine); | |
102 | ||
103 | ||
104 | // | |
105 | Dwarf_Handler DWARFManager_ErrorHandler(Dwarf_Ptr perrarg) | |
106 | { | |
107 | return 0; | |
108 | } | |
109 | ||
110 | ||
111 | // Dwarf manager init | |
112 | void DWARFManager_Init(void) | |
113 | { | |
114 | LibDwarf = DW_DLV_NO_ENTRY; | |
115 | } | |
116 | ||
117 | ||
118 | // Dwarf manager Reset | |
119 | bool DWARFManager_Reset(void) | |
120 | { | |
121 | return DWARFManager_ElfClose(); | |
122 | } | |
123 | ||
124 | ||
125 | // Dwarf manager Close | |
126 | bool DWARFManager_Close(void) | |
127 | { | |
128 | return(DWARFManager_Reset()); | |
129 | } | |
130 | ||
131 | ||
132 | // Dwarf manager Elf init | |
133 | int DWARFManager_ElfInit(Elf *ElfPtr) | |
134 | { | |
135 | if ((LibDwarf = dwarf_elf_init(ElfPtr, DW_DLC_READ, (Dwarf_Handler)DWARFManager_ErrorHandler, errarg, &dbg, &error)) == DW_DLV_OK) | |
136 | { | |
137 | DWARFManager_InitDMI(); | |
138 | } | |
139 | ||
140 | return LibDwarf; | |
141 | } | |
142 | ||
143 | ||
144 | // Dwarf manager Elf close | |
145 | bool DWARFManager_ElfClose(void) | |
146 | { | |
147 | if (LibDwarf == DW_DLV_OK) | |
148 | { | |
149 | DWARFManager_CloseDMI(); | |
150 | ||
151 | if (dwarf_finish(dbg, &error) == DW_DLV_OK) | |
152 | { | |
153 | LibDwarf = DW_DLV_NO_ENTRY; | |
154 | return true; | |
155 | } | |
156 | else | |
157 | { | |
158 | return false; | |
159 | } | |
160 | } | |
161 | else | |
162 | { | |
163 | return true; | |
164 | } | |
165 | } | |
166 | ||
167 | ||
168 | // Dwarf manager Compilation Units close | |
169 | void DWARFManager_CloseDMI(void) | |
170 | { | |
171 | while (NbCU--) | |
172 | { | |
173 | free(PtrCU[NbCU].PtrFullFilename); | |
174 | free(PtrCU[NbCU].PtrLoadSrc); | |
175 | free(PtrCU[NbCU].PtrProducer); | |
176 | ||
177 | while (PtrCU[NbCU].NbLinesLoadSrc--) | |
178 | { | |
179 | free(PtrCU[NbCU].PtrLinesLoadSrc[PtrCU[NbCU].NbLinesLoadSrc]); | |
180 | } | |
181 | free(PtrCU[NbCU].PtrLinesLoadSrc); | |
182 | ||
183 | while (PtrCU[NbCU].NbSubProgs--) | |
184 | { | |
185 | free(PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrLinesSrc); | |
186 | free(PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrSubprogramName); | |
187 | } | |
188 | free(PtrCU[NbCU].PtrSubProgs); | |
189 | ||
190 | while (PtrCU[NbCU].NbTypes--) | |
191 | { | |
192 | free(PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].PtrName); | |
193 | } | |
194 | free(PtrCU[NbCU].PtrTypes); | |
195 | ||
196 | while (PtrCU[NbCU].NbVariables--) | |
197 | { | |
198 | free(PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].PtrName); | |
199 | free(PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].PtrTypeName); | |
200 | } | |
201 | free(PtrCU[NbCU].PtrVariables); | |
202 | } | |
203 | ||
204 | free(PtrCU); | |
205 | } | |
206 | ||
207 | ||
208 | // Dwarf manager Compilation Units initialisations | |
209 | void DWARFManager_InitDMI(void) | |
210 | { | |
211 | Dwarf_Unsigned next_cu_header, return_uvalue; | |
212 | Dwarf_Error error; | |
213 | Dwarf_Attribute *atlist; | |
214 | Dwarf_Attribute return_attr1; | |
215 | Dwarf_Half return_tagval, return_attr; | |
216 | Dwarf_Addr return_lowpc, return_highpc, return_lineaddr; | |
217 | Dwarf_Block *return_block; | |
218 | Dwarf_Signed atcnt, cnt; | |
219 | Dwarf_Die return_sib, return_die; | |
220 | Dwarf_Off return_offset; | |
221 | Dwarf_Line *linebuf; | |
222 | FILE *SrcFile; | |
223 | size_t i, j, k, TypeOffset; | |
224 | char *return_string; | |
225 | char *Ptr; | |
226 | char *SourceFilename = NULL; | |
227 | char *SourceFileDirectory = NULL; | |
228 | char *SourceFullFilename = NULL; | |
229 | ||
230 | // Initialisation for the Compilation Units table | |
231 | NbCU = 0; | |
232 | PtrCU = NULL; | |
233 | ||
234 | // loop on the available Compilation Unit | |
235 | while (dwarf_next_cu_header(dbg, NULL, NULL, NULL, NULL, &next_cu_header, &error) == DW_DLV_OK) | |
236 | { | |
237 | // Allocation of an additional Compilation Unit structure in the table | |
238 | if (Ptr = (char *)realloc(PtrCU, ((NbCU + 1) * sizeof(CUStruct)))) | |
239 | { | |
240 | // Compilation Unit RAZ | |
241 | PtrCU = (CUStruct *)Ptr; | |
242 | memset(PtrCU + NbCU, 0, sizeof(CUStruct)); | |
243 | ||
244 | // Get 1st Die from the Compilation Unit | |
245 | if (dwarf_siblingof(dbg, NULL, &return_sib, &error) == DW_DLV_OK) | |
246 | { | |
247 | // Get Die's Tag | |
248 | if ((dwarf_tag(return_sib, &return_tagval, &error) == DW_DLV_OK)) | |
249 | { | |
250 | PtrCU[NbCU].Tag = return_tagval; | |
251 | ||
252 | // Die type detection | |
253 | switch (return_tagval) | |
254 | { | |
255 | case DW_TAG_compile_unit: | |
256 | if (dwarf_attrlist(return_sib, &atlist, &atcnt, &error) == DW_DLV_OK) | |
257 | { | |
258 | for (Dwarf_Signed i = 0; i < atcnt; ++i) | |
259 | { | |
260 | if (dwarf_whatattr(atlist[i], &return_attr, &error) == DW_DLV_OK) | |
261 | { | |
262 | switch (return_attr) | |
263 | { | |
264 | case DW_AT_low_pc: | |
265 | if (dwarf_lowpc(return_sib, &return_lowpc, &error) == DW_DLV_OK) | |
266 | { | |
267 | PtrCU[NbCU].LowPC = return_lowpc; | |
268 | } | |
269 | break; | |
270 | ||
271 | case DW_AT_high_pc: | |
272 | if (dwarf_highpc(return_sib, &return_highpc, &error) == DW_DLV_OK) | |
273 | { | |
274 | PtrCU[NbCU].HighPC = return_highpc; | |
275 | } | |
276 | break; | |
277 | ||
278 | case DW_AT_producer: | |
279 | if (dwarf_formstring(atlist[i], &return_string, &error) == DW_DLV_OK) | |
280 | { | |
281 | PtrCU[NbCU].PtrProducer = (char *)calloc(strlen(return_string) + 1, 1); | |
282 | strcpy(PtrCU[NbCU].PtrProducer, return_string); | |
283 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING); | |
284 | } | |
285 | break; | |
286 | ||
287 | case DW_AT_name: | |
288 | if (dwarf_formstring(atlist[i], &return_string, &error) == DW_DLV_OK) | |
289 | { | |
290 | SourceFilename = (char *)realloc(SourceFilename, strlen(return_string) + 1); | |
291 | strcpy(SourceFilename, return_string); | |
292 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING); | |
293 | } | |
294 | break; | |
295 | ||
296 | case DW_AT_comp_dir: | |
297 | if (dwarf_formstring(atlist[i], &return_string, &error) == DW_DLV_OK) | |
298 | { | |
299 | SourceFileDirectory = (char *)realloc(SourceFileDirectory, strlen(return_string) + 1); | |
300 | strcpy(SourceFileDirectory, return_string); | |
301 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING); | |
302 | } | |
303 | break; | |
304 | ||
305 | default: | |
306 | break; | |
307 | } | |
308 | } | |
309 | dwarf_dealloc(dbg, atlist[i], DW_DLA_ATTR); | |
310 | } | |
311 | dwarf_dealloc(dbg, atlist, DW_DLA_LIST); | |
312 | } | |
313 | ||
314 | Ptr = SourceFullFilename = (char *)realloc(SourceFullFilename, strlen(SourceFilename) + strlen(SourceFileDirectory) + 2); | |
315 | sprintf(SourceFullFilename, "%s\\%s", SourceFileDirectory, SourceFilename); | |
316 | while (*Ptr) | |
317 | { | |
318 | if (*Ptr == '/') | |
319 | { | |
320 | *Ptr = '\\'; | |
321 | } | |
322 | Ptr++; | |
323 | } | |
324 | PtrCU[NbCU].PtrFullFilename = (char *)calloc(strlen(SourceFullFilename) + 1, 1); | |
325 | strcpy((char *)PtrCU[NbCU].PtrFullFilename, SourceFullFilename); | |
326 | ||
327 | #ifndef __CYGWIN__ | |
328 | if (!fopen_s(&SrcFile, SourceFullFilename, "rt")) | |
329 | #else | |
330 | if (!(SrcFile = fopen(SourceFullFilename, "rt"))) | |
331 | #endif | |
332 | { | |
333 | if (!fseek(SrcFile, 0, SEEK_END)) | |
334 | { | |
335 | if ((PtrCU[NbCU].SizeLoadSrc = ftell(SrcFile)) > 0) | |
336 | { | |
337 | if (PtrCU[NbCU].PtrLoadSrc = Ptr = (char *)calloc((PtrCU[NbCU].SizeLoadSrc + 1), 1)) | |
338 | { | |
339 | rewind(SrcFile); | |
340 | if (PtrCU[NbCU].SizeLoadSrc < fread(Ptr, 1, PtrCU[NbCU].SizeLoadSrc, SrcFile)) | |
341 | { | |
342 | free(PtrCU[NbCU].PtrLoadSrc); | |
343 | PtrCU[NbCU].PtrLoadSrc = NULL; | |
344 | PtrCU[NbCU].SizeLoadSrc = 0; | |
345 | } | |
346 | else | |
347 | { | |
348 | do | |
349 | { | |
350 | if (*Ptr == 0xa) | |
351 | { | |
352 | PtrCU[NbCU].NbLinesLoadSrc++; | |
353 | *Ptr = 0; | |
354 | } | |
355 | } while (*++Ptr); | |
356 | } | |
357 | } | |
358 | } | |
359 | } | |
360 | fclose(SrcFile); | |
361 | } | |
362 | break; | |
363 | ||
364 | default: | |
365 | break; | |
366 | } | |
367 | } | |
368 | ||
369 | // Get the source lines table located in the Compilation Unit | |
370 | if (dwarf_srclines(return_sib, &linebuf, &cnt, &error) == DW_DLV_OK) | |
371 | { | |
372 | } | |
373 | ||
374 | if (dwarf_child(return_sib, &return_die, &error) == DW_DLV_OK) | |
375 | { | |
376 | do | |
377 | { | |
378 | return_sib = return_die; | |
379 | if ((dwarf_tag(return_die, &return_tagval, &error) == DW_DLV_OK)) | |
380 | { | |
381 | switch (return_tagval) | |
382 | { | |
383 | case DW_TAG_lexical_block: | |
384 | break; | |
385 | ||
386 | case DW_TAG_variable: | |
387 | if (dwarf_attrlist(return_die, &atlist, &atcnt, &error) == DW_DLV_OK) | |
388 | { | |
389 | PtrCU[NbCU].PtrVariables = (VariablesStruct *)realloc(PtrCU[NbCU].PtrVariables, ((PtrCU[NbCU].NbVariables + 1) * sizeof(VariablesStruct))); | |
390 | memset(PtrCU[NbCU].PtrVariables + PtrCU[NbCU].NbVariables, 0, sizeof(VariablesStruct)); | |
391 | ||
392 | for (Dwarf_Signed i = 0; i < atcnt; ++i) | |
393 | { | |
394 | if (dwarf_whatattr(atlist[i], &return_attr, &error) == DW_DLV_OK) | |
395 | { | |
396 | if (dwarf_attr(return_die, return_attr, &return_attr1, &error) == DW_DLV_OK) | |
397 | { | |
398 | switch (return_attr) | |
399 | { | |
400 | case DW_AT_location: | |
401 | if (dwarf_formblock(return_attr1, &return_block, &error) == DW_DLV_OK) | |
402 | { | |
403 | if (return_block->bl_len == 5) | |
404 | { | |
405 | PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].Addr = (*((unsigned char *)(return_block->bl_data) + 1) << 24) + (*((unsigned char *)(return_block->bl_data) + 2) << 16) + (*((unsigned char *)(return_block->bl_data) + 3) << 8) + (*((unsigned char *)(return_block->bl_data) + 4)); | |
406 | } | |
407 | dwarf_dealloc(dbg, return_block, DW_DLA_BLOCK); | |
408 | } | |
409 | break; | |
410 | ||
411 | case DW_AT_type: | |
412 | if (dwarf_global_formref(return_attr1, &return_offset, &error) == DW_DLV_OK) | |
413 | { | |
414 | PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].TypeOffset = return_offset; | |
415 | } | |
416 | break; | |
417 | ||
418 | case DW_AT_name: | |
419 | if (dwarf_formstring(return_attr1, &return_string, &error) == DW_DLV_OK) | |
420 | { | |
421 | PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].PtrName = (char *)calloc(strlen(return_string) + 1, 1); | |
422 | strcpy(PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].PtrName, return_string); | |
423 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING); | |
424 | } | |
425 | break; | |
426 | ||
427 | default: | |
428 | break; | |
429 | } | |
430 | } | |
431 | } | |
432 | ||
433 | dwarf_dealloc(dbg, atlist[i], DW_DLA_ATTR); | |
434 | } | |
435 | ||
436 | PtrCU[NbCU].NbVariables++; | |
437 | ||
438 | dwarf_dealloc(dbg, atlist, DW_DLA_LIST); | |
439 | } | |
440 | break; | |
441 | ||
442 | case DW_TAG_base_type: | |
443 | case DW_TAG_typedef: | |
444 | case DW_TAG_structure_type: | |
445 | case DW_TAG_pointer_type: | |
446 | case DW_TAG_const_type: | |
447 | case DW_TAG_array_type: | |
448 | case DW_TAG_subrange_type: | |
449 | case DW_TAG_subroutine_type: | |
450 | if (dwarf_attrlist(return_die, &atlist, &atcnt, &error) == DW_DLV_OK) | |
451 | { | |
452 | PtrCU[NbCU].PtrTypes = (BaseTypeStruct *)realloc(PtrCU[NbCU].PtrTypes, ((PtrCU[NbCU].NbTypes + 1) * sizeof(BaseTypeStruct))); | |
453 | memset(PtrCU[NbCU].PtrTypes + PtrCU[NbCU].NbTypes, 0, sizeof(BaseTypeStruct)); | |
454 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].Tag = return_tagval; | |
455 | ||
456 | if (dwarf_dieoffset(return_die, &return_offset, &error) == DW_DLV_OK) | |
457 | { | |
458 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].Offset = return_offset; | |
459 | } | |
460 | ||
461 | for (Dwarf_Signed i = 0; i < atcnt; ++i) | |
462 | { | |
463 | if (dwarf_whatattr(atlist[i], &return_attr, &error) == DW_DLV_OK) | |
464 | { | |
465 | if (dwarf_attr(return_die, return_attr, &return_attr1, &error) == DW_DLV_OK) | |
466 | { | |
467 | switch (return_attr) | |
468 | { | |
469 | case DW_AT_type: | |
470 | if (dwarf_global_formref(return_attr1, &return_offset, &error) == DW_DLV_OK) | |
471 | { | |
472 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].TypeOffset = return_offset; | |
473 | } | |
474 | break; | |
475 | ||
476 | case DW_AT_byte_size: | |
477 | if (dwarf_formudata(return_attr1, &return_uvalue, &error) == DW_DLV_OK) | |
478 | { | |
479 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].ByteSize = return_uvalue; | |
480 | } | |
481 | break; | |
482 | ||
483 | case DW_AT_encoding: | |
484 | if (dwarf_formudata(return_attr1, &return_uvalue, &error) == DW_DLV_OK) | |
485 | { | |
486 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].Encoding = return_uvalue; | |
487 | } | |
488 | break; | |
489 | ||
490 | case DW_AT_name: | |
491 | if (dwarf_formstring(return_attr1, &return_string, &error) == DW_DLV_OK) | |
492 | { | |
493 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].PtrName = (char *)calloc(strlen(return_string) + 1, 1); | |
494 | strcpy(PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].PtrName, return_string); | |
495 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING); | |
496 | } | |
497 | break; | |
498 | ||
499 | default: | |
500 | break; | |
501 | } | |
502 | } | |
503 | } | |
504 | ||
505 | dwarf_dealloc(dbg, atlist[i], DW_DLA_ATTR); | |
506 | } | |
507 | ||
508 | PtrCU[NbCU].NbTypes++; | |
509 | ||
510 | dwarf_dealloc(dbg, atlist, DW_DLA_LIST); | |
511 | } | |
512 | break; | |
513 | ||
514 | case DW_TAG_subprogram: | |
515 | if (dwarf_attrlist(return_die, &atlist, &atcnt, &error) == DW_DLV_OK) | |
516 | { | |
517 | PtrCU[NbCU].PtrSubProgs = (SubProgStruct *)realloc(PtrCU[NbCU].PtrSubProgs, ((PtrCU[NbCU].NbSubProgs + 1) * sizeof(SubProgStruct))); | |
518 | memset((void *)(PtrCU[NbCU].PtrSubProgs + PtrCU[NbCU].NbSubProgs), 0, sizeof(SubProgStruct)); | |
519 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].Tag = return_tagval; | |
520 | ||
521 | for (Dwarf_Signed i = 0; i < atcnt; ++i) | |
522 | { | |
523 | if (dwarf_whatattr(atlist[i], &return_attr, &error) == DW_DLV_OK) | |
524 | { | |
525 | if (dwarf_attr(return_die, return_attr, &return_attr1, &error) == DW_DLV_OK) | |
526 | { | |
527 | switch (return_attr) | |
528 | { | |
529 | case DW_AT_low_pc: | |
530 | if (dwarf_lowpc(return_die, &return_lowpc, &error) == DW_DLV_OK) | |
531 | { | |
532 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].StartPC = return_lowpc; | |
533 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].LowPC = return_lowpc; | |
534 | } | |
535 | break; | |
536 | ||
537 | case DW_AT_high_pc: | |
538 | if (dwarf_highpc(return_die, &return_highpc, &error) == DW_DLV_OK) | |
539 | { | |
540 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].HighPC = return_highpc; | |
541 | } | |
542 | break; | |
543 | ||
544 | case DW_AT_decl_line: | |
545 | if (dwarf_formudata(return_attr1, &return_uvalue, &error) == DW_DLV_OK) | |
546 | { | |
547 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NumLineSrc = return_uvalue; | |
548 | } | |
549 | break; | |
550 | ||
551 | case DW_AT_name: | |
552 | if (dwarf_formstring(return_attr1, &return_string, &error) == DW_DLV_OK) | |
553 | { | |
554 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrSubprogramName = (char *)calloc(strlen(return_string) + 1, 1); | |
555 | strcpy(PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrSubprogramName, return_string); | |
556 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING); | |
557 | } | |
558 | break; | |
559 | ||
560 | default: | |
561 | break; | |
562 | } | |
563 | } | |
564 | } | |
565 | dwarf_dealloc(dbg, atlist[i], DW_DLA_ATTR); | |
566 | } | |
567 | dwarf_dealloc(dbg, atlist, DW_DLA_LIST); | |
568 | ||
569 | for (i = 0; i < (size_t)cnt; ++i) | |
570 | { | |
571 | if (dwarf_lineaddr(linebuf[i], &return_lineaddr, &error) == DW_DLV_OK) | |
572 | { | |
573 | if (dwarf_lineno(linebuf[i], &return_uvalue, &error) == DW_DLV_OK) | |
574 | { | |
575 | if ((return_lineaddr >= return_lowpc) && (return_lineaddr <= return_highpc)) | |
576 | { | |
577 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrLinesSrc = (DMIStruct_LineSrc *)realloc(PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrLinesSrc, (PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NbLinesSrc + 1) * sizeof(DMIStruct_LineSrc)); | |
578 | memset((void *)(PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrLinesSrc + PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NbLinesSrc), 0, sizeof(DMIStruct_LineSrc)); | |
579 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrLinesSrc[PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NbLinesSrc].StartPC = return_lineaddr; | |
580 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrLinesSrc[PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NbLinesSrc].NumLineSrc = return_uvalue; | |
581 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NbLinesSrc++; | |
582 | } | |
583 | } | |
584 | } | |
585 | } | |
586 | ||
587 | PtrCU[NbCU].NbSubProgs++; | |
588 | } | |
589 | break; | |
590 | ||
591 | default: | |
592 | break; | |
593 | } | |
594 | } | |
595 | } | |
596 | while (dwarf_siblingof(dbg, return_sib, &return_die, &error) == DW_DLV_OK); | |
597 | } | |
598 | ||
599 | // Release the memory used by the source lines | |
600 | for (i = 0; i < (size_t)cnt; ++i) | |
601 | dwarf_dealloc(dbg, linebuf[i], DW_DLA_LINE); | |
602 | dwarf_dealloc(dbg, linebuf, DW_DLA_LIST); | |
603 | } | |
604 | ||
605 | // Set the source code lines for QT html/text conformity | |
606 | if (PtrCU[NbCU].NbLinesLoadSrc) | |
607 | { | |
608 | if (PtrCU[NbCU].PtrLinesLoadSrc = (char **)calloc(PtrCU[NbCU].NbLinesLoadSrc, sizeof(char *))) | |
609 | { | |
610 | for (j = 0; j < PtrCU[NbCU].NbLinesLoadSrc; j++) | |
611 | { | |
612 | if (PtrCU[NbCU].PtrLinesLoadSrc[j] = (char *)calloc(10000, sizeof(char))) | |
613 | { | |
614 | if (Ptr = DWARFManager_GetLineSrcFromNumLine(PtrCU[NbCU].PtrLoadSrc, (j + 1))) | |
615 | { | |
616 | i = 0; | |
617 | ||
618 | while (*Ptr) | |
619 | { | |
620 | switch (*Ptr) | |
621 | { | |
622 | case 9: | |
623 | strcat(PtrCU[NbCU].PtrLinesLoadSrc[j], " "); | |
624 | i += strlen(" "); | |
625 | break; | |
626 | ||
627 | case '<': | |
628 | strcat(PtrCU[NbCU].PtrLinesLoadSrc[j], "<"); | |
629 | i += strlen("<"); | |
630 | break; | |
631 | ||
632 | case '>': | |
633 | strcat(PtrCU[NbCU].PtrLinesLoadSrc[j], ">"); | |
634 | i += strlen(">"); | |
635 | break; | |
636 | #if 0 | |
637 | case '&': | |
638 | strcpy(PtrCU[NbCU].PtrLinesLoadSrc[j], "&"); | |
639 | i += strlen("&"); | |
640 | break; | |
641 | #endif | |
642 | #if 0 | |
643 | case '"': | |
644 | strcpy(PtrCU[NbCU].PtrLinesLoadSrc[j], """); | |
645 | i += strlen("""); | |
646 | break; | |
647 | #endif | |
648 | default: | |
649 | PtrCU[NbCU].PtrLinesLoadSrc[j][i++] = *Ptr; | |
650 | break; | |
651 | } | |
652 | Ptr++; | |
653 | } | |
654 | } | |
655 | PtrCU[NbCU].PtrLinesLoadSrc[j] = (char *)realloc(PtrCU[NbCU].PtrLinesLoadSrc[j], i + 1); | |
656 | } | |
657 | } | |
658 | } | |
659 | } | |
660 | else | |
661 | { | |
662 | // Set each source lines pointer to NULL | |
663 | i = PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs - 1].PtrLinesSrc[PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs - 1].NbLinesSrc - 1].NumLineSrc; | |
664 | if (PtrCU[NbCU].PtrLinesLoadSrc = (char **)calloc(i, sizeof(char *))) | |
665 | { | |
666 | for (j = 0; j < i; j++) | |
667 | { | |
668 | PtrCU[NbCU].PtrLinesLoadSrc[j] = NULL; | |
669 | } | |
670 | } | |
671 | } | |
672 | ||
673 | // Init lines source information based on each source code line numbers | |
674 | for (j = 0; j < PtrCU[NbCU].NbSubProgs; j++) | |
675 | { | |
676 | PtrCU[NbCU].PtrSubProgs[j].PtrLineSrc = PtrCU[NbCU].PtrLinesLoadSrc[PtrCU[NbCU].PtrSubProgs[j].NumLineSrc - 1]; | |
677 | ||
678 | for (k = 0; k < PtrCU[NbCU].PtrSubProgs[j].NbLinesSrc; k++) | |
679 | { | |
680 | PtrCU[NbCU].PtrSubProgs[j].PtrLinesSrc[k].PtrLineSrc = PtrCU[NbCU].PtrLinesLoadSrc[PtrCU[NbCU].PtrSubProgs[j].PtrLinesSrc[k].NumLineSrc - 1]; | |
681 | } | |
682 | } | |
683 | ||
684 | // Init variables information based on types information | |
685 | for (i = 0; i < PtrCU[NbCU].NbVariables; i++) | |
686 | { | |
687 | PtrCU[NbCU].PtrVariables[i].PtrTypeName = (char *)calloc(1000, 1); | |
688 | TypeOffset = PtrCU[NbCU].PtrVariables[i].TypeOffset; | |
689 | ||
690 | for (j = 0; j < PtrCU[NbCU].NbTypes; j++) | |
691 | { | |
692 | if (TypeOffset == PtrCU[NbCU].PtrTypes[j].Offset) | |
693 | { | |
694 | switch (PtrCU[NbCU].PtrTypes[j].Tag) | |
695 | { | |
696 | case DW_TAG_structure_type: | |
697 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x1; | |
698 | if ((TypeOffset = PtrCU[NbCU].PtrTypes[j].TypeOffset)) | |
699 | { | |
700 | j = -1; | |
701 | } | |
702 | else | |
703 | { | |
704 | if ((PtrCU[NbCU].PtrVariables[i].TypeTag & 0x2)) | |
705 | { | |
706 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, " *"); | |
707 | } | |
708 | } | |
709 | break; | |
710 | ||
711 | case DW_TAG_pointer_type: | |
712 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x2; | |
713 | PtrCU[NbCU].PtrVariables[i].TypeByteSize = PtrCU[NbCU].PtrTypes[j].ByteSize; | |
714 | PtrCU[NbCU].PtrVariables[i].TypeEncoding = 0x10; | |
715 | if (!(TypeOffset = PtrCU[NbCU].PtrTypes[j].TypeOffset)) | |
716 | { | |
717 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, "void *"); | |
718 | } | |
719 | else | |
720 | { | |
721 | j = -1; | |
722 | } | |
723 | break; | |
724 | ||
725 | case DW_TAG_typedef: | |
726 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x20; | |
727 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, PtrCU[NbCU].PtrTypes[j].PtrName); | |
728 | if ((TypeOffset = PtrCU[NbCU].PtrTypes[j].TypeOffset)) | |
729 | { | |
730 | j = -1; | |
731 | } | |
732 | break; | |
733 | ||
734 | case DW_TAG_subrange_type: | |
735 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x4; | |
736 | break; | |
737 | ||
738 | case DW_TAG_array_type: | |
739 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x8; | |
740 | if ((TypeOffset = PtrCU[NbCU].PtrTypes[j].TypeOffset)) | |
741 | { | |
742 | j = -1; | |
743 | } | |
744 | break; | |
745 | ||
746 | case DW_TAG_const_type: | |
747 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x10; | |
748 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, "const "); | |
749 | if ((TypeOffset = PtrCU[NbCU].PtrTypes[j].TypeOffset)) | |
750 | { | |
751 | j = -1; | |
752 | } | |
753 | break; | |
754 | ||
755 | case DW_TAG_base_type: | |
756 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, PtrCU[NbCU].PtrTypes[j].PtrName); | |
757 | if ((PtrCU[NbCU].PtrVariables[i].TypeTag & 0x2)) | |
758 | { | |
759 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, " *"); | |
760 | } | |
761 | else | |
762 | { | |
763 | PtrCU[NbCU].PtrVariables[i].TypeByteSize = PtrCU[NbCU].PtrTypes[j].ByteSize; | |
764 | PtrCU[NbCU].PtrVariables[i].TypeEncoding = PtrCU[NbCU].PtrTypes[j].Encoding; | |
765 | } | |
766 | if ((PtrCU[NbCU].PtrVariables[i].TypeTag & 0x8)) | |
767 | { | |
768 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, "[]"); | |
769 | } | |
770 | break; | |
771 | ||
772 | default: | |
773 | break; | |
774 | } | |
775 | } | |
776 | } | |
777 | } | |
778 | ||
779 | ++NbCU; | |
780 | } | |
781 | } | |
782 | ||
783 | free(SourceFilename); | |
784 | free(SourceFileDirectory); | |
785 | free(SourceFullFilename); | |
786 | } | |
787 | ||
788 | ||
789 | // Get symbol name based from address | |
790 | // Return NULL if no symbol name exists | |
791 | char *DWARFManager_GetSymbolnameFromAdr(size_t Adr) | |
792 | { | |
793 | size_t i, j; | |
794 | ||
795 | for (i = 0; i < NbCU; i++) | |
796 | { | |
797 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC)) | |
798 | { | |
799 | for (j = 0; (j < PtrCU[i].NbSubProgs); j++) | |
800 | { | |
801 | if ((PtrCU[i].PtrSubProgs[j].StartPC == Adr)) | |
802 | { | |
803 | return PtrCU[i].PtrSubProgs[j].PtrSubprogramName; | |
804 | } | |
805 | } | |
806 | } | |
807 | } | |
808 | ||
809 | return NULL; | |
810 | } | |
811 | ||
812 | ||
813 | // Get complete source filename based from address | |
814 | // Return NULL if no source filename exists | |
815 | // Return the existence status (true or false) in Error | |
816 | char *DWARFManager_GetFullSourceFilenameFromAdr(size_t Adr, bool *Error) | |
817 | { | |
818 | size_t i; | |
819 | ||
820 | for (i = 0; i < NbCU; i++) | |
821 | { | |
822 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC)) | |
823 | { | |
824 | *Error = PtrCU[i].PtrLoadSrc ? true : false; | |
825 | return PtrCU[i].PtrFullFilename; | |
826 | } | |
827 | } | |
828 | ||
829 | return NULL; | |
830 | } | |
831 | ||
832 | ||
833 | // Get text line source based on line number (starting by 1) | |
834 | // Return NULL if no text line exists or if line number is 0 | |
835 | char *DWARFManager_GetLineSrcFromNumLine(char *PtrSrcFile, size_t NumLine) | |
836 | { | |
837 | size_t i = 0; | |
838 | char *PtrLineSrc = NULL; | |
839 | ||
840 | if (PtrSrcFile) | |
841 | { | |
842 | while (i != NumLine) | |
843 | { | |
844 | PtrLineSrc = PtrSrcFile; | |
845 | while (*PtrSrcFile++); | |
846 | i++; | |
847 | } | |
848 | } | |
849 | ||
850 | return PtrLineSrc; | |
851 | } | |
852 | ||
853 | ||
854 | // Get Compilation Unit / External variables numbers | |
855 | // Return variables number | |
856 | size_t DWARFManager_GetNbExternalVariables(void) | |
857 | { | |
858 | size_t NbVariables = 0, i; | |
859 | ||
860 | for (i = 0; i < NbCU; i++) | |
861 | { | |
862 | NbVariables += PtrCU[i].NbVariables; | |
863 | } | |
864 | ||
865 | return NbVariables; | |
866 | } | |
867 | ||
868 | ||
869 | // Get external variable type name based on his index (starting by 1) | |
870 | // Return NULL if not found | |
871 | // May return NULL if there is not type linked to the variable's index | |
872 | char *DWARFManager_GetExternalVariableTypeName(size_t Index) | |
873 | { | |
874 | size_t i; | |
875 | ||
876 | for (i = 0; i < NbCU; i++) | |
877 | { | |
878 | if (PtrCU[i].NbVariables) | |
879 | { | |
880 | if (Index <= PtrCU[i].NbVariables) | |
881 | { | |
882 | return PtrCU[i].PtrVariables[Index - 1].PtrTypeName; | |
883 | } | |
884 | else | |
885 | { | |
886 | Index -= PtrCU[i].NbVariables; | |
887 | } | |
888 | } | |
889 | } | |
890 | ||
891 | return NULL; | |
892 | } | |
893 | ||
894 | ||
895 | // Get external variable's type tag based on his index (starting by 1) | |
896 | // Return 0 if not found | |
897 | size_t DWARFManager_GetExternalVariableTypeTag(size_t Index) | |
898 | { | |
899 | size_t i; | |
900 | ||
901 | for (i = 0; i < NbCU; i++) | |
902 | { | |
903 | if (PtrCU[i].NbVariables) | |
904 | { | |
905 | if (Index <= PtrCU[i].NbVariables) | |
906 | { | |
907 | return PtrCU[i].PtrVariables[Index - 1].TypeTag; | |
908 | } | |
909 | else | |
910 | { | |
911 | Index -= PtrCU[i].NbVariables; | |
912 | } | |
913 | } | |
914 | } | |
915 | ||
916 | return 0; | |
917 | } | |
918 | ||
919 | ||
920 | // Get external variable byte size based on his index (starting by 1) | |
921 | // Return 0 if not found | |
922 | size_t DWARFManager_GetExternalVariableTypeByteSize(size_t Index) | |
923 | { | |
924 | size_t i; | |
925 | ||
926 | for (i = 0; i < NbCU; i++) | |
927 | { | |
928 | if (PtrCU[i].NbVariables) | |
929 | { | |
930 | if (Index <= PtrCU[i].NbVariables) | |
931 | { | |
932 | return PtrCU[i].PtrVariables[Index - 1].TypeByteSize; | |
933 | } | |
934 | else | |
935 | { | |
936 | Index -= PtrCU[i].NbVariables; | |
937 | } | |
938 | } | |
939 | } | |
940 | ||
941 | return 0; | |
942 | } | |
943 | ||
944 | ||
945 | // Get external variable encoding based on his index (starting by 1) | |
946 | // Return 0 if not found | |
947 | size_t DWARFManager_GetExternalVariableTypeEncoding(size_t Index) | |
948 | { | |
949 | size_t i; | |
950 | ||
951 | for (i = 0; i < NbCU; i++) | |
952 | { | |
953 | if (PtrCU[i].NbVariables) | |
954 | { | |
955 | if (Index <= PtrCU[i].NbVariables) | |
956 | { | |
957 | return PtrCU[i].PtrVariables[Index - 1].TypeEncoding; | |
958 | } | |
959 | else | |
960 | { | |
961 | Index -= PtrCU[i].NbVariables; | |
962 | } | |
963 | } | |
964 | } | |
965 | ||
966 | return 0; | |
967 | } | |
968 | ||
969 | ||
970 | // Get external variable address based on his index (starting by 1) | |
971 | // Return 0 if not found | |
972 | size_t DWARFManager_GetExternalVariableAdr(size_t Index) | |
973 | { | |
974 | size_t i; | |
975 | ||
976 | for (i = 0; i < NbCU; i++) | |
977 | { | |
978 | if (PtrCU[i].NbVariables) | |
979 | { | |
980 | if (Index <= PtrCU[i].NbVariables) | |
981 | { | |
982 | return PtrCU[i].PtrVariables[Index - 1].Addr; | |
983 | } | |
984 | else | |
985 | { | |
986 | Index -= PtrCU[i].NbVariables; | |
987 | } | |
988 | } | |
989 | } | |
990 | ||
991 | return 0; | |
992 | } | |
993 | ||
994 | ||
995 | // Get external variable memory address based on his name | |
996 | // Return 0 if not found | |
997 | // Note: Return the first occurence found | |
998 | size_t DWARFManager_GetExternalVariableAdrFromName(char *VariableName) | |
999 | { | |
1000 | size_t i, j; | |
1001 | ||
1002 | for (i = 0; i < NbCU; i++) | |
1003 | { | |
1004 | if (PtrCU[i].NbVariables) | |
1005 | { | |
1006 | for (j = 0; j < PtrCU[i].NbVariables; j++) | |
1007 | { | |
1008 | if (!strcmp(PtrCU[i].PtrVariables[j].PtrName,VariableName)) | |
1009 | { | |
1010 | return PtrCU[i].PtrVariables[j].Addr; | |
1011 | } | |
1012 | } | |
1013 | } | |
1014 | } | |
1015 | ||
1016 | return 0; | |
1017 | } | |
1018 | ||
1019 | ||
1020 | // Get external variable name based on his index (starting by 1) | |
1021 | // Return name's pointer text found | |
1022 | // Return NULL if not found | |
1023 | char *DWARFManager_GetExternalVariableName(size_t Index) | |
1024 | { | |
1025 | size_t i; | |
1026 | ||
1027 | for (i = 0; i < NbCU; i++) | |
1028 | { | |
1029 | if (PtrCU[i].NbVariables) | |
1030 | { | |
1031 | if (Index <= PtrCU[i].NbVariables) | |
1032 | { | |
1033 | return PtrCU[i].PtrVariables[Index - 1].PtrName; | |
1034 | } | |
1035 | else | |
1036 | { | |
1037 | Index -= PtrCU[i].NbVariables; | |
1038 | } | |
1039 | } | |
1040 | } | |
1041 | ||
1042 | return NULL; | |
1043 | } | |
1044 | ||
1045 | ||
1046 | // Get text line from source based on address and his tag | |
1047 | // Return NULL if no text line has been found | |
1048 | char *DWARFManager_GetLineSrcFromAdr(size_t Adr, size_t Tag) | |
1049 | { | |
1050 | size_t i, j, k; | |
1051 | ||
1052 | for (i = 0; i < NbCU; i++) | |
1053 | { | |
1054 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC)) | |
1055 | { | |
1056 | for (j = 0; j < PtrCU[i].NbSubProgs; j++) | |
1057 | { | |
1058 | if ((Adr >= PtrCU[i].PtrSubProgs[j].LowPC) && (Adr < PtrCU[i].PtrSubProgs[j].HighPC)) | |
1059 | { | |
1060 | if ((PtrCU[i].PtrSubProgs[j].StartPC == Adr) && (!Tag || (Tag == DW_TAG_subprogram))) | |
1061 | { | |
1062 | return PtrCU[i].PtrSubProgs[j].PtrLineSrc; | |
1063 | } | |
1064 | else | |
1065 | { | |
1066 | for (k = 0; k < PtrCU[i].PtrSubProgs[j].NbLinesSrc; k++) | |
1067 | { | |
1068 | if ((PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].StartPC == Adr) && (!Tag || (PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].Tag == Tag))) | |
1069 | { | |
1070 | return PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].PtrLineSrc; | |
1071 | } | |
1072 | } | |
1073 | } | |
1074 | } | |
1075 | } | |
1076 | } | |
1077 | } | |
1078 | ||
1079 | return NULL; | |
1080 | } | |
1081 | ||
1082 | ||
1083 | // Get line number based on the address and the tag | |
1084 | // Return 0 if no line number has been found | |
1085 | size_t DWARFManager_GetNumLineFromAdr(size_t Adr, size_t Tag) | |
1086 | { | |
1087 | size_t i, j, k; | |
1088 | ||
1089 | for (i = 0; i < NbCU; i++) | |
1090 | { | |
1091 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC)) | |
1092 | { | |
1093 | for (j = 0; (j < PtrCU[i].NbSubProgs); j++) | |
1094 | { | |
1095 | if ((Adr >= PtrCU[i].PtrSubProgs[j].LowPC) && (Adr < PtrCU[i].PtrSubProgs[j].HighPC)) | |
1096 | { | |
1097 | if ((PtrCU[i].PtrSubProgs[j].StartPC == Adr) && (!Tag || (Tag == DW_TAG_subprogram))) | |
1098 | { | |
1099 | return PtrCU[i].PtrSubProgs[j].NumLineSrc; | |
1100 | } | |
1101 | else | |
1102 | { | |
1103 | for (k = 0; (k < PtrCU[i].PtrSubProgs[j].NbLinesSrc); k++) | |
1104 | { | |
1105 | if ((PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].StartPC == Adr) && (!Tag || (PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].Tag == Tag))) | |
1106 | { | |
1107 | return PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].NumLineSrc; | |
1108 | } | |
1109 | } | |
1110 | } | |
1111 | #if 0 | |
1112 | if (!Tag || (Tag == DW_TAG_subprogram)) | |
1113 | { | |
1114 | return PtrCU[i].PtrSubProgs[j].NumLineSrc; | |
1115 | } | |
1116 | #endif | |
1117 | } | |
1118 | } | |
1119 | } | |
1120 | } | |
1121 | ||
1122 | return 0; | |
1123 | } | |
1124 | ||
1125 | ||
1126 | // Get text line from source based on address and num line (starting by 1) | |
1127 | // Return NULL if no text line has been found | |
1128 | char *DWARFManager_GetLineSrcFromAdrNumLine(size_t Adr, size_t NumLine) | |
1129 | { | |
1130 | size_t i, j, k; | |
1131 | ||
1132 | for (i = 0; i < NbCU; i++) | |
1133 | { | |
1134 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC)) | |
1135 | { | |
1136 | for (j = 0; j < PtrCU[i].NbSubProgs; j++) | |
1137 | { | |
1138 | if ((Adr >= PtrCU[i].PtrSubProgs[j].LowPC) && (Adr < PtrCU[i].PtrSubProgs[j].HighPC)) | |
1139 | { | |
1140 | if (PtrCU[i].PtrSubProgs[j].NumLineSrc == NumLine) | |
1141 | { | |
1142 | return PtrCU[i].PtrSubProgs[j].PtrLineSrc; | |
1143 | } | |
1144 | else | |
1145 | { | |
1146 | for (k = 0; k < PtrCU[i].PtrSubProgs[j].NbLinesSrc; k++) | |
1147 | { | |
1148 | if (PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].NumLineSrc == NumLine) | |
1149 | { | |
1150 | return PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].PtrLineSrc; | |
1151 | } | |
1152 | } | |
1153 | } | |
1154 | } | |
1155 | } | |
1156 | } | |
1157 | } | |
1158 | ||
1159 | return NULL; | |
1160 | } | |
1161 | ||
1162 | ||
1163 | // Get text line from source based on address and num line (starting by 1) | |
1164 | // Return NULL if no text line has been found | |
1165 | char *DWARFManager_GetLineSrcFromNumLineBaseAdr(size_t Adr, size_t NumLine) | |
1166 | { | |
1167 | size_t i; | |
1168 | ||
1169 | for (i = 0; i < NbCU; i++) | |
1170 | { | |
1171 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC)) | |
1172 | { | |
1173 | return PtrCU[i].PtrLinesLoadSrc[NumLine - 1]; | |
1174 | } | |
1175 | } | |
1176 | ||
1177 | return NULL; | |
1178 | } | |
1179 |