| 1 | //\r |
| 2 | // DWARFManager.cpp: DWARF format manager\r |
| 3 | //\r |
| 4 | // by Jean-Paul Mari\r |
| 5 | //\r |
| 6 | // JPM = Jean-Paul Mari <djipi.mari@gmail.com>\r |
| 7 | //\r |
| 8 | // WHO WHEN WHAT\r |
| 9 | // --- ---------- ------------------------------------------------------------\r |
| 10 | // JPM 12/03/2016 Created this file\r |
| 11 | // JPM 12/03/2016 DWARF format support\r |
| 12 | \r |
| 13 | \r |
| 14 | #include <stdlib.h>\r |
| 15 | #include <stdio.h>\r |
| 16 | #include <stdint.h>\r |
| 17 | #include <string.h>\r |
| 18 | #include <libdwarf.h>\r |
| 19 | #include <dwarf.h>\r |
| 20 | \r |
| 21 | \r |
| 22 | //\r |
| 23 | //#define DEBUG_NumCU 0x6 // CU number to debug or undefine it\r |
| 24 | \r |
| 25 | \r |
| 26 | // Source line internal structure\r |
| 27 | struct DMIStruct_LineSrc\r |
| 28 | {\r |
| 29 | size_t Tag;\r |
| 30 | size_t StartPC;\r |
| 31 | size_t NumLineSrc;\r |
| 32 | char *PtrLineSrc;\r |
| 33 | }S_DMIStruct_LineSrc;\r |
| 34 | \r |
| 35 | // Base type internal structure\r |
| 36 | struct BaseTypeStruct\r |
| 37 | {\r |
| 38 | size_t Tag; // Type's Tag\r |
| 39 | size_t Offset; // Type's offset\r |
| 40 | size_t TypeOffset; // Type's offset on another type\r |
| 41 | size_t ByteSize; // Type's Byte Size\r |
| 42 | size_t Encoding; // Type's encoding\r |
| 43 | char *PtrName; // Type's name\r |
| 44 | }S_BaseTypeStruct;\r |
| 45 | \r |
| 46 | // Variables internal structure\r |
| 47 | struct VariablesStruct\r |
| 48 | {\r |
| 49 | size_t Addr; // Variable memory address\r |
| 50 | char *PtrName; // Variable's name\r |
| 51 | size_t TypeOffset; // Offset pointing on the Variable's Type\r |
| 52 | size_t TypeByteSize; // Variable's Type byte size\r |
| 53 | size_t TypeTag; // Variable's Type Tag\r |
| 54 | size_t TypeEncoding; // Variable's Type encoding\r |
| 55 | char *PtrTypeName; // Variable's Type name\r |
| 56 | }S_VariablesStruct;\r |
| 57 | \r |
| 58 | // Sub program internal structure\r |
| 59 | struct SubProgStruct\r |
| 60 | {\r |
| 61 | size_t Tag;\r |
| 62 | size_t NumLineSrc;\r |
| 63 | size_t StartPC;\r |
| 64 | size_t LowPC, HighPC;\r |
| 65 | char *PtrLineSrc;\r |
| 66 | char *PtrSubprogramName;\r |
| 67 | size_t NbLinesSrc;\r |
| 68 | DMIStruct_LineSrc *PtrLinesSrc;\r |
| 69 | }S_SubProgStruct;\r |
| 70 | \r |
| 71 | // Compilation Unit internal structure\r |
| 72 | struct CUStruct\r |
| 73 | {\r |
| 74 | size_t Tag;\r |
| 75 | size_t LowPC, HighPC;\r |
| 76 | char *PtrProducer; // Pointer to the "Producer" information (compiler and compilation options used)\r |
| 77 | char *PtrFullFilename; // Pointer to full namefile (directory & filename)\r |
| 78 | size_t SizeLoadSrc; // Source code size\r |
| 79 | char *PtrLoadSrc; // Pointer to loaded source code\r |
| 80 | size_t NbLinesLoadSrc; // Lines source number\r |
| 81 | char **PtrLinesLoadSrc; // Pointer lists to each source line put in QT html/text conformity\r |
| 82 | size_t NbSubProgs; // Number of sub programs / routines\r |
| 83 | SubProgStruct *PtrSubProgs; // Pointer to the sub programs / routines information structure\r |
| 84 | size_t NbTypes;\r |
| 85 | BaseTypeStruct *PtrTypes;\r |
| 86 | size_t NbVariables; // Variables number\r |
| 87 | VariablesStruct *PtrVariables; // Pointer to the variables list information structure\r |
| 88 | }S_CUStruct;\r |
| 89 | \r |
| 90 | \r |
| 91 | // Dwarf management\r |
| 92 | uint32_t LibDwarf;\r |
| 93 | uint32_t NbCU;\r |
| 94 | Dwarf_Ptr errarg;\r |
| 95 | Dwarf_Error error;\r |
| 96 | Dwarf_Debug dbg;\r |
| 97 | CUStruct *PtrCU;\r |
| 98 | \r |
| 99 | \r |
| 100 | //\r |
| 101 | Dwarf_Handler DWARFManager_ErrorHandler(Dwarf_Ptr perrarg);\r |
| 102 | void DWARFManager_InitDMI(void);\r |
| 103 | void DWARFManager_CloseDMI(void);\r |
| 104 | bool DWARFManager_ElfClose(void);\r |
| 105 | char *DWARFManager_GetLineSrcFromNumLine(char *PtrSrcFile, size_t NumLine);\r |
| 106 | \r |
| 107 | \r |
| 108 | //\r |
| 109 | Dwarf_Handler DWARFManager_ErrorHandler(Dwarf_Ptr perrarg)\r |
| 110 | {\r |
| 111 | return 0;\r |
| 112 | }\r |
| 113 | \r |
| 114 | \r |
| 115 | // Dwarf manager init\r |
| 116 | void DWARFManager_Init(void)\r |
| 117 | {\r |
| 118 | LibDwarf = DW_DLV_NO_ENTRY;\r |
| 119 | }\r |
| 120 | \r |
| 121 | \r |
| 122 | // Dwarf manager Reset\r |
| 123 | bool DWARFManager_Reset(void)\r |
| 124 | {\r |
| 125 | return DWARFManager_ElfClose();\r |
| 126 | }\r |
| 127 | \r |
| 128 | \r |
| 129 | // Dwarf manager Close\r |
| 130 | bool DWARFManager_Close(void)\r |
| 131 | {\r |
| 132 | return(DWARFManager_Reset());\r |
| 133 | }\r |
| 134 | \r |
| 135 | \r |
| 136 | // Dwarf manager Elf init\r |
| 137 | int DWARFManager_ElfInit(Elf *ElfPtr)\r |
| 138 | {\r |
| 139 | if ((LibDwarf = dwarf_elf_init(ElfPtr, DW_DLC_READ, (Dwarf_Handler)DWARFManager_ErrorHandler, errarg, &dbg, &error)) == DW_DLV_OK)\r |
| 140 | {\r |
| 141 | DWARFManager_InitDMI();\r |
| 142 | }\r |
| 143 | \r |
| 144 | return LibDwarf;\r |
| 145 | }\r |
| 146 | \r |
| 147 | \r |
| 148 | // Dwarf manager Elf close\r |
| 149 | bool DWARFManager_ElfClose(void)\r |
| 150 | {\r |
| 151 | if (LibDwarf == DW_DLV_OK)\r |
| 152 | {\r |
| 153 | DWARFManager_CloseDMI();\r |
| 154 | \r |
| 155 | if (dwarf_finish(dbg, &error) == DW_DLV_OK)\r |
| 156 | {\r |
| 157 | LibDwarf = DW_DLV_NO_ENTRY;\r |
| 158 | return true;\r |
| 159 | }\r |
| 160 | else\r |
| 161 | {\r |
| 162 | return false;\r |
| 163 | }\r |
| 164 | }\r |
| 165 | else\r |
| 166 | {\r |
| 167 | return true;\r |
| 168 | }\r |
| 169 | }\r |
| 170 | \r |
| 171 | \r |
| 172 | // Dwarf manager Compilation Units close\r |
| 173 | void DWARFManager_CloseDMI(void)\r |
| 174 | {\r |
| 175 | while (NbCU--)\r |
| 176 | {\r |
| 177 | free(PtrCU[NbCU].PtrFullFilename);\r |
| 178 | free(PtrCU[NbCU].PtrLoadSrc);\r |
| 179 | free(PtrCU[NbCU].PtrProducer);\r |
| 180 | \r |
| 181 | while (PtrCU[NbCU].NbLinesLoadSrc--)\r |
| 182 | {\r |
| 183 | free(PtrCU[NbCU].PtrLinesLoadSrc[PtrCU[NbCU].NbLinesLoadSrc]);\r |
| 184 | }\r |
| 185 | free(PtrCU[NbCU].PtrLinesLoadSrc);\r |
| 186 | \r |
| 187 | while (PtrCU[NbCU].NbSubProgs--)\r |
| 188 | {\r |
| 189 | free(PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrLinesSrc);\r |
| 190 | free(PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrSubprogramName);\r |
| 191 | }\r |
| 192 | free(PtrCU[NbCU].PtrSubProgs);\r |
| 193 | \r |
| 194 | while (PtrCU[NbCU].NbTypes--)\r |
| 195 | {\r |
| 196 | free(PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].PtrName);\r |
| 197 | }\r |
| 198 | free(PtrCU[NbCU].PtrTypes);\r |
| 199 | \r |
| 200 | while (PtrCU[NbCU].NbVariables--)\r |
| 201 | {\r |
| 202 | free(PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].PtrName);\r |
| 203 | free(PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].PtrTypeName);\r |
| 204 | }\r |
| 205 | free(PtrCU[NbCU].PtrVariables);\r |
| 206 | }\r |
| 207 | \r |
| 208 | free(PtrCU);\r |
| 209 | }\r |
| 210 | \r |
| 211 | \r |
| 212 | // Dwarf manager Compilation Units initialisations\r |
| 213 | void DWARFManager_InitDMI(void)\r |
| 214 | {\r |
| 215 | Dwarf_Unsigned next_cu_header, return_uvalue;\r |
| 216 | Dwarf_Error error;\r |
| 217 | Dwarf_Attribute *atlist;\r |
| 218 | Dwarf_Attribute return_attr1;\r |
| 219 | Dwarf_Half return_tagval, return_attr;\r |
| 220 | Dwarf_Addr return_lowpc, return_highpc, return_lineaddr;\r |
| 221 | Dwarf_Block *return_block;\r |
| 222 | Dwarf_Signed atcnt, cnt;\r |
| 223 | Dwarf_Die return_sib, return_die;\r |
| 224 | Dwarf_Off return_offset;\r |
| 225 | Dwarf_Line *linebuf;\r |
| 226 | FILE *SrcFile;\r |
| 227 | size_t i, j, k, TypeOffset;\r |
| 228 | char *return_string;\r |
| 229 | char *Ptr;\r |
| 230 | char *SourceFilename = NULL;\r |
| 231 | char *SourceFileDirectory = NULL;\r |
| 232 | char *SourceFullFilename = NULL;\r |
| 233 | \r |
| 234 | // Initialisation for the Compilation Units table\r |
| 235 | NbCU = 0;\r |
| 236 | PtrCU = NULL;\r |
| 237 | \r |
| 238 | // loop on the available Compilation Unit\r |
| 239 | while (dwarf_next_cu_header(dbg, NULL, NULL, NULL, NULL, &next_cu_header, &error) == DW_DLV_OK)\r |
| 240 | {\r |
| 241 | // Allocation of an additional Compilation Unit structure in the table\r |
| 242 | if (Ptr = (char *)realloc(PtrCU, ((NbCU + 1) * sizeof(CUStruct))))\r |
| 243 | {\r |
| 244 | // Compilation Unit RAZ\r |
| 245 | PtrCU = (CUStruct *)Ptr;\r |
| 246 | memset(PtrCU + NbCU, 0, sizeof(CUStruct));\r |
| 247 | \r |
| 248 | // Debug specific CU\r |
| 249 | #ifdef DEBUG_NumCU\r |
| 250 | if (NbCU == DEBUG_NumCU)\r |
| 251 | #endif\r |
| 252 | {\r |
| 253 | // Get 1st Die from the Compilation Unit\r |
| 254 | if (dwarf_siblingof(dbg, NULL, &return_sib, &error) == DW_DLV_OK)\r |
| 255 | {\r |
| 256 | // Get Die's Tag\r |
| 257 | if ((dwarf_tag(return_sib, &return_tagval, &error) == DW_DLV_OK))\r |
| 258 | {\r |
| 259 | PtrCU[NbCU].Tag = return_tagval;\r |
| 260 | \r |
| 261 | // Die type detection\r |
| 262 | switch (return_tagval)\r |
| 263 | {\r |
| 264 | case DW_TAG_compile_unit:\r |
| 265 | if (dwarf_attrlist(return_sib, &atlist, &atcnt, &error) == DW_DLV_OK)\r |
| 266 | {\r |
| 267 | for (Dwarf_Signed i = 0; i < atcnt; ++i)\r |
| 268 | {\r |
| 269 | if (dwarf_whatattr(atlist[i], &return_attr, &error) == DW_DLV_OK)\r |
| 270 | {\r |
| 271 | switch (return_attr)\r |
| 272 | {\r |
| 273 | case DW_AT_low_pc:\r |
| 274 | if (dwarf_lowpc(return_sib, &return_lowpc, &error) == DW_DLV_OK)\r |
| 275 | {\r |
| 276 | PtrCU[NbCU].LowPC = return_lowpc;\r |
| 277 | }\r |
| 278 | break;\r |
| 279 | \r |
| 280 | case DW_AT_high_pc:\r |
| 281 | if (dwarf_highpc(return_sib, &return_highpc, &error) == DW_DLV_OK)\r |
| 282 | {\r |
| 283 | PtrCU[NbCU].HighPC = return_highpc;\r |
| 284 | }\r |
| 285 | break;\r |
| 286 | \r |
| 287 | case DW_AT_producer:\r |
| 288 | if (dwarf_formstring(atlist[i], &return_string, &error) == DW_DLV_OK)\r |
| 289 | {\r |
| 290 | PtrCU[NbCU].PtrProducer = (char *)calloc(strlen(return_string) + 1, 1);\r |
| 291 | strcpy(PtrCU[NbCU].PtrProducer, return_string);\r |
| 292 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING);\r |
| 293 | }\r |
| 294 | break;\r |
| 295 | \r |
| 296 | case DW_AT_name:\r |
| 297 | if (dwarf_formstring(atlist[i], &return_string, &error) == DW_DLV_OK)\r |
| 298 | {\r |
| 299 | SourceFilename = (char *)realloc(SourceFilename, strlen(return_string) + 1);\r |
| 300 | strcpy(SourceFilename, return_string);\r |
| 301 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING);\r |
| 302 | }\r |
| 303 | break;\r |
| 304 | \r |
| 305 | case DW_AT_comp_dir:\r |
| 306 | if (dwarf_formstring(atlist[i], &return_string, &error) == DW_DLV_OK)\r |
| 307 | {\r |
| 308 | SourceFileDirectory = (char *)realloc(SourceFileDirectory, strlen(return_string) + 1);\r |
| 309 | strcpy(SourceFileDirectory, return_string);\r |
| 310 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING);\r |
| 311 | }\r |
| 312 | break;\r |
| 313 | \r |
| 314 | default:\r |
| 315 | break;\r |
| 316 | }\r |
| 317 | }\r |
| 318 | dwarf_dealloc(dbg, atlist[i], DW_DLA_ATTR);\r |
| 319 | }\r |
| 320 | dwarf_dealloc(dbg, atlist, DW_DLA_LIST);\r |
| 321 | }\r |
| 322 | \r |
| 323 | Ptr = SourceFullFilename = (char *)realloc(SourceFullFilename, strlen(SourceFilename) + strlen(SourceFileDirectory) + 2);\r |
| 324 | sprintf(SourceFullFilename, "%s\\%s", SourceFileDirectory, SourceFilename);\r |
| 325 | while (*Ptr)\r |
| 326 | {\r |
| 327 | if (*Ptr == '/')\r |
| 328 | {\r |
| 329 | *Ptr = '\\';\r |
| 330 | }\r |
| 331 | Ptr++;\r |
| 332 | }\r |
| 333 | PtrCU[NbCU].PtrFullFilename = (char *)calloc(strlen(SourceFullFilename) + 1, 1);\r |
| 334 | strcpy((char *)PtrCU[NbCU].PtrFullFilename, SourceFullFilename);\r |
| 335 | \r |
| 336 | #ifndef __CYGWIN__\r |
| 337 | if (!fopen_s(&SrcFile, SourceFullFilename, "rt"))\r |
| 338 | #else\r |
| 339 | if (!(SrcFile = fopen(SourceFullFilename, "rt")))\r |
| 340 | #endif\r |
| 341 | {\r |
| 342 | if (!fseek(SrcFile, 0, SEEK_END))\r |
| 343 | {\r |
| 344 | if ((PtrCU[NbCU].SizeLoadSrc = ftell(SrcFile)) > 0)\r |
| 345 | {\r |
| 346 | if (PtrCU[NbCU].PtrLoadSrc = Ptr = (char *)calloc((PtrCU[NbCU].SizeLoadSrc + 1), 1))\r |
| 347 | {\r |
| 348 | rewind(SrcFile);\r |
| 349 | if (PtrCU[NbCU].SizeLoadSrc < fread(Ptr, 1, PtrCU[NbCU].SizeLoadSrc, SrcFile))\r |
| 350 | {\r |
| 351 | free(PtrCU[NbCU].PtrLoadSrc);\r |
| 352 | PtrCU[NbCU].PtrLoadSrc = NULL;\r |
| 353 | PtrCU[NbCU].SizeLoadSrc = 0;\r |
| 354 | }\r |
| 355 | else\r |
| 356 | {\r |
| 357 | do\r |
| 358 | {\r |
| 359 | if (*Ptr == 0xa)\r |
| 360 | {\r |
| 361 | PtrCU[NbCU].NbLinesLoadSrc++;\r |
| 362 | *Ptr = 0;\r |
| 363 | }\r |
| 364 | } while (*++Ptr);\r |
| 365 | }\r |
| 366 | }\r |
| 367 | }\r |
| 368 | }\r |
| 369 | fclose(SrcFile);\r |
| 370 | }\r |
| 371 | break;\r |
| 372 | \r |
| 373 | default:\r |
| 374 | break;\r |
| 375 | }\r |
| 376 | }\r |
| 377 | \r |
| 378 | // Get the source lines table located in the Compilation Unit\r |
| 379 | if (dwarf_srclines(return_sib, &linebuf, &cnt, &error) == DW_DLV_OK)\r |
| 380 | {\r |
| 381 | }\r |
| 382 | \r |
| 383 | if (dwarf_child(return_sib, &return_die, &error) == DW_DLV_OK)\r |
| 384 | {\r |
| 385 | do\r |
| 386 | {\r |
| 387 | return_sib = return_die;\r |
| 388 | if ((dwarf_tag(return_die, &return_tagval, &error) == DW_DLV_OK))\r |
| 389 | {\r |
| 390 | switch (return_tagval)\r |
| 391 | {\r |
| 392 | case DW_TAG_lexical_block:\r |
| 393 | break;\r |
| 394 | \r |
| 395 | case DW_TAG_variable:\r |
| 396 | if (dwarf_attrlist(return_die, &atlist, &atcnt, &error) == DW_DLV_OK)\r |
| 397 | {\r |
| 398 | PtrCU[NbCU].PtrVariables = (VariablesStruct *)realloc(PtrCU[NbCU].PtrVariables, ((PtrCU[NbCU].NbVariables + 1) * sizeof(VariablesStruct)));\r |
| 399 | memset(PtrCU[NbCU].PtrVariables + PtrCU[NbCU].NbVariables, 0, sizeof(VariablesStruct));\r |
| 400 | \r |
| 401 | for (Dwarf_Signed i = 0; i < atcnt; ++i)\r |
| 402 | {\r |
| 403 | if (dwarf_whatattr(atlist[i], &return_attr, &error) == DW_DLV_OK)\r |
| 404 | {\r |
| 405 | if (dwarf_attr(return_die, return_attr, &return_attr1, &error) == DW_DLV_OK)\r |
| 406 | {\r |
| 407 | switch (return_attr)\r |
| 408 | {\r |
| 409 | case DW_AT_location:\r |
| 410 | if (dwarf_formblock(return_attr1, &return_block, &error) == DW_DLV_OK)\r |
| 411 | {\r |
| 412 | if (return_block->bl_len == 5)\r |
| 413 | {\r |
| 414 | 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));\r |
| 415 | }\r |
| 416 | dwarf_dealloc(dbg, return_block, DW_DLA_BLOCK);\r |
| 417 | }\r |
| 418 | break;\r |
| 419 | \r |
| 420 | case DW_AT_type:\r |
| 421 | if (dwarf_global_formref(return_attr1, &return_offset, &error) == DW_DLV_OK)\r |
| 422 | {\r |
| 423 | PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].TypeOffset = return_offset;\r |
| 424 | }\r |
| 425 | break;\r |
| 426 | \r |
| 427 | case DW_AT_name:\r |
| 428 | if (dwarf_formstring(return_attr1, &return_string, &error) == DW_DLV_OK)\r |
| 429 | {\r |
| 430 | PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].PtrName = (char *)calloc(strlen(return_string) + 1, 1);\r |
| 431 | strcpy(PtrCU[NbCU].PtrVariables[PtrCU[NbCU].NbVariables].PtrName, return_string);\r |
| 432 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING);\r |
| 433 | }\r |
| 434 | break;\r |
| 435 | \r |
| 436 | default:\r |
| 437 | break;\r |
| 438 | }\r |
| 439 | }\r |
| 440 | }\r |
| 441 | \r |
| 442 | dwarf_dealloc(dbg, atlist[i], DW_DLA_ATTR);\r |
| 443 | }\r |
| 444 | \r |
| 445 | PtrCU[NbCU].NbVariables++;\r |
| 446 | \r |
| 447 | dwarf_dealloc(dbg, atlist, DW_DLA_LIST);\r |
| 448 | }\r |
| 449 | break;\r |
| 450 | \r |
| 451 | case DW_TAG_base_type:\r |
| 452 | case DW_TAG_typedef:\r |
| 453 | case DW_TAG_structure_type:\r |
| 454 | case DW_TAG_pointer_type:\r |
| 455 | case DW_TAG_const_type:\r |
| 456 | case DW_TAG_array_type:\r |
| 457 | case DW_TAG_subrange_type:\r |
| 458 | case DW_TAG_subroutine_type:\r |
| 459 | if (dwarf_attrlist(return_die, &atlist, &atcnt, &error) == DW_DLV_OK)\r |
| 460 | {\r |
| 461 | PtrCU[NbCU].PtrTypes = (BaseTypeStruct *)realloc(PtrCU[NbCU].PtrTypes, ((PtrCU[NbCU].NbTypes + 1) * sizeof(BaseTypeStruct)));\r |
| 462 | memset(PtrCU[NbCU].PtrTypes + PtrCU[NbCU].NbTypes, 0, sizeof(BaseTypeStruct));\r |
| 463 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].Tag = return_tagval;\r |
| 464 | \r |
| 465 | if (dwarf_dieoffset(return_die, &return_offset, &error) == DW_DLV_OK)\r |
| 466 | {\r |
| 467 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].Offset = return_offset;\r |
| 468 | }\r |
| 469 | \r |
| 470 | for (Dwarf_Signed i = 0; i < atcnt; ++i)\r |
| 471 | {\r |
| 472 | if (dwarf_whatattr(atlist[i], &return_attr, &error) == DW_DLV_OK)\r |
| 473 | {\r |
| 474 | if (dwarf_attr(return_die, return_attr, &return_attr1, &error) == DW_DLV_OK)\r |
| 475 | {\r |
| 476 | switch (return_attr)\r |
| 477 | {\r |
| 478 | case DW_AT_type:\r |
| 479 | if (dwarf_global_formref(return_attr1, &return_offset, &error) == DW_DLV_OK)\r |
| 480 | {\r |
| 481 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].TypeOffset = return_offset;\r |
| 482 | }\r |
| 483 | break;\r |
| 484 | \r |
| 485 | case DW_AT_byte_size:\r |
| 486 | if (dwarf_formudata(return_attr1, &return_uvalue, &error) == DW_DLV_OK)\r |
| 487 | {\r |
| 488 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].ByteSize = return_uvalue;\r |
| 489 | }\r |
| 490 | break;\r |
| 491 | \r |
| 492 | case DW_AT_encoding:\r |
| 493 | if (dwarf_formudata(return_attr1, &return_uvalue, &error) == DW_DLV_OK)\r |
| 494 | {\r |
| 495 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].Encoding = return_uvalue;\r |
| 496 | }\r |
| 497 | break;\r |
| 498 | \r |
| 499 | case DW_AT_name:\r |
| 500 | if (dwarf_formstring(return_attr1, &return_string, &error) == DW_DLV_OK)\r |
| 501 | {\r |
| 502 | PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].PtrName = (char *)calloc(strlen(return_string) + 1, 1);\r |
| 503 | strcpy(PtrCU[NbCU].PtrTypes[PtrCU[NbCU].NbTypes].PtrName, return_string);\r |
| 504 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING);\r |
| 505 | }\r |
| 506 | break;\r |
| 507 | \r |
| 508 | default:\r |
| 509 | break;\r |
| 510 | }\r |
| 511 | }\r |
| 512 | }\r |
| 513 | \r |
| 514 | dwarf_dealloc(dbg, atlist[i], DW_DLA_ATTR);\r |
| 515 | }\r |
| 516 | \r |
| 517 | PtrCU[NbCU].NbTypes++;\r |
| 518 | \r |
| 519 | dwarf_dealloc(dbg, atlist, DW_DLA_LIST);\r |
| 520 | }\r |
| 521 | break;\r |
| 522 | \r |
| 523 | case DW_TAG_subprogram:\r |
| 524 | if (dwarf_attrlist(return_die, &atlist, &atcnt, &error) == DW_DLV_OK)\r |
| 525 | {\r |
| 526 | PtrCU[NbCU].PtrSubProgs = (SubProgStruct *)realloc(PtrCU[NbCU].PtrSubProgs, ((PtrCU[NbCU].NbSubProgs + 1) * sizeof(SubProgStruct)));\r |
| 527 | memset((void *)(PtrCU[NbCU].PtrSubProgs + PtrCU[NbCU].NbSubProgs), 0, sizeof(SubProgStruct));\r |
| 528 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].Tag = return_tagval;\r |
| 529 | \r |
| 530 | for (Dwarf_Signed i = 0; i < atcnt; ++i)\r |
| 531 | {\r |
| 532 | if (dwarf_whatattr(atlist[i], &return_attr, &error) == DW_DLV_OK)\r |
| 533 | {\r |
| 534 | if (dwarf_attr(return_die, return_attr, &return_attr1, &error) == DW_DLV_OK)\r |
| 535 | {\r |
| 536 | switch (return_attr)\r |
| 537 | {\r |
| 538 | case DW_AT_low_pc:\r |
| 539 | if (dwarf_lowpc(return_die, &return_lowpc, &error) == DW_DLV_OK)\r |
| 540 | {\r |
| 541 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].StartPC = return_lowpc;\r |
| 542 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].LowPC = return_lowpc;\r |
| 543 | }\r |
| 544 | break;\r |
| 545 | \r |
| 546 | case DW_AT_high_pc:\r |
| 547 | if (dwarf_highpc(return_die, &return_highpc, &error) == DW_DLV_OK)\r |
| 548 | {\r |
| 549 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].HighPC = return_highpc;\r |
| 550 | }\r |
| 551 | break;\r |
| 552 | \r |
| 553 | case DW_AT_decl_line:\r |
| 554 | if (dwarf_formudata(return_attr1, &return_uvalue, &error) == DW_DLV_OK)\r |
| 555 | {\r |
| 556 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NumLineSrc = return_uvalue;\r |
| 557 | }\r |
| 558 | break;\r |
| 559 | \r |
| 560 | case DW_AT_name:\r |
| 561 | if (dwarf_formstring(return_attr1, &return_string, &error) == DW_DLV_OK)\r |
| 562 | {\r |
| 563 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrSubprogramName = (char *)calloc(strlen(return_string) + 1, 1);\r |
| 564 | strcpy(PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrSubprogramName, return_string);\r |
| 565 | dwarf_dealloc(dbg, return_string, DW_DLA_STRING);\r |
| 566 | }\r |
| 567 | break;\r |
| 568 | \r |
| 569 | default:\r |
| 570 | break;\r |
| 571 | }\r |
| 572 | }\r |
| 573 | }\r |
| 574 | dwarf_dealloc(dbg, atlist[i], DW_DLA_ATTR);\r |
| 575 | }\r |
| 576 | dwarf_dealloc(dbg, atlist, DW_DLA_LIST);\r |
| 577 | \r |
| 578 | for (i = 0; i < (size_t)cnt; ++i)\r |
| 579 | {\r |
| 580 | if (dwarf_lineaddr(linebuf[i], &return_lineaddr, &error) == DW_DLV_OK)\r |
| 581 | {\r |
| 582 | if (dwarf_lineno(linebuf[i], &return_uvalue, &error) == DW_DLV_OK)\r |
| 583 | {\r |
| 584 | if ((return_lineaddr >= return_lowpc) && (return_lineaddr <= return_highpc))\r |
| 585 | {\r |
| 586 | 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));\r |
| 587 | memset((void *)(PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrLinesSrc + PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NbLinesSrc), 0, sizeof(DMIStruct_LineSrc));\r |
| 588 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrLinesSrc[PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NbLinesSrc].StartPC = return_lineaddr;\r |
| 589 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].PtrLinesSrc[PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NbLinesSrc].NumLineSrc = return_uvalue;\r |
| 590 | PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs].NbLinesSrc++;\r |
| 591 | }\r |
| 592 | }\r |
| 593 | }\r |
| 594 | }\r |
| 595 | \r |
| 596 | PtrCU[NbCU].NbSubProgs++;\r |
| 597 | }\r |
| 598 | break;\r |
| 599 | \r |
| 600 | default:\r |
| 601 | break;\r |
| 602 | }\r |
| 603 | }\r |
| 604 | } while (dwarf_siblingof(dbg, return_sib, &return_die, &error) == DW_DLV_OK);\r |
| 605 | }\r |
| 606 | \r |
| 607 | // Release the memory used by the source lines\r |
| 608 | for (i = 0; i < (size_t)cnt; ++i)\r |
| 609 | dwarf_dealloc(dbg, linebuf[i], DW_DLA_LINE);\r |
| 610 | dwarf_dealloc(dbg, linebuf, DW_DLA_LIST);\r |
| 611 | }\r |
| 612 | \r |
| 613 | // Set the source code lines for QT html/text conformity\r |
| 614 | if (PtrCU[NbCU].NbLinesLoadSrc)\r |
| 615 | {\r |
| 616 | if (PtrCU[NbCU].PtrLinesLoadSrc = (char **)calloc(PtrCU[NbCU].NbLinesLoadSrc, sizeof(char *)))\r |
| 617 | {\r |
| 618 | for (j = 0; j < PtrCU[NbCU].NbLinesLoadSrc; j++)\r |
| 619 | {\r |
| 620 | if (PtrCU[NbCU].PtrLinesLoadSrc[j] = (char *)calloc(10000, sizeof(char)))\r |
| 621 | {\r |
| 622 | if (Ptr = DWARFManager_GetLineSrcFromNumLine(PtrCU[NbCU].PtrLoadSrc, (j + 1)))\r |
| 623 | {\r |
| 624 | i = 0;\r |
| 625 | \r |
| 626 | while (*Ptr)\r |
| 627 | {\r |
| 628 | switch (*Ptr)\r |
| 629 | {\r |
| 630 | case 9:\r |
| 631 | strcat(PtrCU[NbCU].PtrLinesLoadSrc[j], " ");\r |
| 632 | i += strlen(" ");\r |
| 633 | break;\r |
| 634 | \r |
| 635 | case '<':\r |
| 636 | strcat(PtrCU[NbCU].PtrLinesLoadSrc[j], "<");\r |
| 637 | i += strlen("<");\r |
| 638 | break;\r |
| 639 | \r |
| 640 | case '>':\r |
| 641 | strcat(PtrCU[NbCU].PtrLinesLoadSrc[j], ">");\r |
| 642 | i += strlen(">");\r |
| 643 | break;\r |
| 644 | #if 0\r |
| 645 | case '&':\r |
| 646 | strcpy(PtrCU[NbCU].PtrLinesLoadSrc[j], "&");\r |
| 647 | i += strlen("&");\r |
| 648 | break;\r |
| 649 | #endif\r |
| 650 | #if 0\r |
| 651 | case '"':\r |
| 652 | strcpy(PtrCU[NbCU].PtrLinesLoadSrc[j], """);\r |
| 653 | i += strlen(""");\r |
| 654 | break;\r |
| 655 | #endif\r |
| 656 | default:\r |
| 657 | PtrCU[NbCU].PtrLinesLoadSrc[j][i++] = *Ptr;\r |
| 658 | break;\r |
| 659 | }\r |
| 660 | Ptr++;\r |
| 661 | }\r |
| 662 | }\r |
| 663 | PtrCU[NbCU].PtrLinesLoadSrc[j] = (char *)realloc(PtrCU[NbCU].PtrLinesLoadSrc[j], i + 1);\r |
| 664 | }\r |
| 665 | }\r |
| 666 | \r |
| 667 | // Init lines source information based on each source code line numbers\r |
| 668 | for (j = 0; j < PtrCU[NbCU].NbSubProgs; j++)\r |
| 669 | {\r |
| 670 | // Check if the subprog / function's line exists in the source code\r |
| 671 | if (PtrCU[NbCU].PtrSubProgs[j].NumLineSrc <= PtrCU[NbCU].NbLinesLoadSrc)\r |
| 672 | {\r |
| 673 | PtrCU[NbCU].PtrSubProgs[j].PtrLineSrc = PtrCU[NbCU].PtrLinesLoadSrc[PtrCU[NbCU].PtrSubProgs[j].NumLineSrc - 1];\r |
| 674 | }\r |
| 675 | \r |
| 676 | for (k = 0; k < PtrCU[NbCU].PtrSubProgs[j].NbLinesSrc; k++)\r |
| 677 | {\r |
| 678 | if (PtrCU[NbCU].PtrSubProgs[j].PtrLinesSrc[k].NumLineSrc <= PtrCU[NbCU].NbLinesLoadSrc)\r |
| 679 | {\r |
| 680 | PtrCU[NbCU].PtrSubProgs[j].PtrLinesSrc[k].PtrLineSrc = PtrCU[NbCU].PtrLinesLoadSrc[PtrCU[NbCU].PtrSubProgs[j].PtrLinesSrc[k].NumLineSrc - 1];\r |
| 681 | }\r |
| 682 | }\r |
| 683 | }\r |
| 684 | }\r |
| 685 | }\r |
| 686 | else\r |
| 687 | {\r |
| 688 | // Set each source lines pointer to NULL\r |
| 689 | if (PtrCU[NbCU].NbSubProgs)\r |
| 690 | {\r |
| 691 | // Check the presence of source lines dedicated to the sub progs\r |
| 692 | if (PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs - 1].NbLinesSrc)\r |
| 693 | {\r |
| 694 | i = PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs - 1].PtrLinesSrc[PtrCU[NbCU].PtrSubProgs[PtrCU[NbCU].NbSubProgs - 1].NbLinesSrc - 1].NumLineSrc;\r |
| 695 | if (PtrCU[NbCU].PtrLinesLoadSrc = (char **)calloc(i, sizeof(char *)))\r |
| 696 | {\r |
| 697 | for (j = 0; j < i; j++)\r |
| 698 | {\r |
| 699 | PtrCU[NbCU].PtrLinesLoadSrc[j] = NULL;\r |
| 700 | }\r |
| 701 | }\r |
| 702 | }\r |
| 703 | }\r |
| 704 | }\r |
| 705 | \r |
| 706 | // Init variables information based on types information\r |
| 707 | for (i = 0; i < PtrCU[NbCU].NbVariables; i++)\r |
| 708 | {\r |
| 709 | PtrCU[NbCU].PtrVariables[i].PtrTypeName = (char *)calloc(1000, 1);\r |
| 710 | TypeOffset = PtrCU[NbCU].PtrVariables[i].TypeOffset;\r |
| 711 | \r |
| 712 | for (j = 0; j < PtrCU[NbCU].NbTypes; j++)\r |
| 713 | {\r |
| 714 | if (TypeOffset == PtrCU[NbCU].PtrTypes[j].Offset)\r |
| 715 | {\r |
| 716 | switch (PtrCU[NbCU].PtrTypes[j].Tag)\r |
| 717 | {\r |
| 718 | case DW_TAG_structure_type:\r |
| 719 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x1;\r |
| 720 | if ((TypeOffset = PtrCU[NbCU].PtrTypes[j].TypeOffset))\r |
| 721 | {\r |
| 722 | j = -1;\r |
| 723 | }\r |
| 724 | else\r |
| 725 | {\r |
| 726 | if ((PtrCU[NbCU].PtrVariables[i].TypeTag & 0x2))\r |
| 727 | {\r |
| 728 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, " *");\r |
| 729 | }\r |
| 730 | }\r |
| 731 | break;\r |
| 732 | \r |
| 733 | case DW_TAG_pointer_type:\r |
| 734 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x2;\r |
| 735 | PtrCU[NbCU].PtrVariables[i].TypeByteSize = PtrCU[NbCU].PtrTypes[j].ByteSize;\r |
| 736 | PtrCU[NbCU].PtrVariables[i].TypeEncoding = 0x10;\r |
| 737 | if (!(TypeOffset = PtrCU[NbCU].PtrTypes[j].TypeOffset))\r |
| 738 | {\r |
| 739 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, "void *");\r |
| 740 | }\r |
| 741 | else\r |
| 742 | {\r |
| 743 | j = -1;\r |
| 744 | }\r |
| 745 | break;\r |
| 746 | \r |
| 747 | case DW_TAG_typedef:\r |
| 748 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x20;\r |
| 749 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, PtrCU[NbCU].PtrTypes[j].PtrName);\r |
| 750 | if ((TypeOffset = PtrCU[NbCU].PtrTypes[j].TypeOffset))\r |
| 751 | {\r |
| 752 | j = -1;\r |
| 753 | }\r |
| 754 | break;\r |
| 755 | \r |
| 756 | case DW_TAG_subrange_type:\r |
| 757 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x4;\r |
| 758 | break;\r |
| 759 | \r |
| 760 | case DW_TAG_array_type:\r |
| 761 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x8;\r |
| 762 | if ((TypeOffset = PtrCU[NbCU].PtrTypes[j].TypeOffset))\r |
| 763 | {\r |
| 764 | j = -1;\r |
| 765 | }\r |
| 766 | break;\r |
| 767 | \r |
| 768 | case DW_TAG_const_type:\r |
| 769 | PtrCU[NbCU].PtrVariables[i].TypeTag |= 0x10;\r |
| 770 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, "const ");\r |
| 771 | if ((TypeOffset = PtrCU[NbCU].PtrTypes[j].TypeOffset))\r |
| 772 | {\r |
| 773 | j = -1;\r |
| 774 | }\r |
| 775 | break;\r |
| 776 | \r |
| 777 | case DW_TAG_base_type:\r |
| 778 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, PtrCU[NbCU].PtrTypes[j].PtrName);\r |
| 779 | if ((PtrCU[NbCU].PtrVariables[i].TypeTag & 0x2))\r |
| 780 | {\r |
| 781 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, " *");\r |
| 782 | }\r |
| 783 | else\r |
| 784 | {\r |
| 785 | PtrCU[NbCU].PtrVariables[i].TypeByteSize = PtrCU[NbCU].PtrTypes[j].ByteSize;\r |
| 786 | PtrCU[NbCU].PtrVariables[i].TypeEncoding = PtrCU[NbCU].PtrTypes[j].Encoding;\r |
| 787 | }\r |
| 788 | if ((PtrCU[NbCU].PtrVariables[i].TypeTag & 0x8))\r |
| 789 | {\r |
| 790 | strcat(PtrCU[NbCU].PtrVariables[i].PtrTypeName, "[]");\r |
| 791 | }\r |
| 792 | break;\r |
| 793 | \r |
| 794 | default:\r |
| 795 | break;\r |
| 796 | }\r |
| 797 | }\r |
| 798 | }\r |
| 799 | }\r |
| 800 | }\r |
| 801 | \r |
| 802 | ++NbCU;\r |
| 803 | }\r |
| 804 | } \r |
| 805 | \r |
| 806 | free(SourceFilename);\r |
| 807 | free(SourceFileDirectory);\r |
| 808 | free(SourceFullFilename);\r |
| 809 | }\r |
| 810 | \r |
| 811 | \r |
| 812 | // Get symbol name based from address\r |
| 813 | // Return NULL if no symbol name exists\r |
| 814 | char *DWARFManager_GetSymbolnameFromAdr(size_t Adr)\r |
| 815 | {\r |
| 816 | size_t i, j;\r |
| 817 | \r |
| 818 | for (i = 0; i < NbCU; i++)\r |
| 819 | {\r |
| 820 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC))\r |
| 821 | {\r |
| 822 | for (j = 0; (j < PtrCU[i].NbSubProgs); j++)\r |
| 823 | {\r |
| 824 | if ((PtrCU[i].PtrSubProgs[j].StartPC == Adr))\r |
| 825 | {\r |
| 826 | return PtrCU[i].PtrSubProgs[j].PtrSubprogramName;\r |
| 827 | }\r |
| 828 | }\r |
| 829 | }\r |
| 830 | }\r |
| 831 | \r |
| 832 | return NULL;\r |
| 833 | }\r |
| 834 | \r |
| 835 | \r |
| 836 | // Get complete source filename based from address\r |
| 837 | // Return NULL if no source filename exists\r |
| 838 | // Return the existence status (true or false) in Error\r |
| 839 | char *DWARFManager_GetFullSourceFilenameFromAdr(size_t Adr, bool *Error)\r |
| 840 | {\r |
| 841 | size_t i;\r |
| 842 | \r |
| 843 | for (i = 0; i < NbCU; i++)\r |
| 844 | {\r |
| 845 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC))\r |
| 846 | {\r |
| 847 | *Error = PtrCU[i].PtrLoadSrc ? true : false;\r |
| 848 | return PtrCU[i].PtrFullFilename;\r |
| 849 | }\r |
| 850 | }\r |
| 851 | \r |
| 852 | return NULL;\r |
| 853 | }\r |
| 854 | \r |
| 855 | \r |
| 856 | // Get text line source based on line number (starting by 1)\r |
| 857 | // Return NULL if no text line exists or if line number is 0\r |
| 858 | char *DWARFManager_GetLineSrcFromNumLine(char *PtrSrcFile, size_t NumLine)\r |
| 859 | {\r |
| 860 | size_t i = 0;\r |
| 861 | char *PtrLineSrc = NULL;\r |
| 862 | \r |
| 863 | if (PtrSrcFile)\r |
| 864 | {\r |
| 865 | while (i != NumLine)\r |
| 866 | {\r |
| 867 | PtrLineSrc = PtrSrcFile;\r |
| 868 | while (*PtrSrcFile++);\r |
| 869 | i++;\r |
| 870 | }\r |
| 871 | }\r |
| 872 | \r |
| 873 | return PtrLineSrc;\r |
| 874 | }\r |
| 875 | \r |
| 876 | \r |
| 877 | // Get Compilation Unit / External variables numbers\r |
| 878 | // Return variables number\r |
| 879 | size_t DWARFManager_GetNbExternalVariables(void)\r |
| 880 | {\r |
| 881 | size_t NbVariables = 0, i;\r |
| 882 | \r |
| 883 | for (i = 0; i < NbCU; i++)\r |
| 884 | {\r |
| 885 | NbVariables += PtrCU[i].NbVariables;\r |
| 886 | }\r |
| 887 | \r |
| 888 | return NbVariables;\r |
| 889 | }\r |
| 890 | \r |
| 891 | \r |
| 892 | // Get external variable type name based on his index (starting by 1)\r |
| 893 | // Return NULL if not found\r |
| 894 | // May return NULL if there is not type linked to the variable's index\r |
| 895 | char *DWARFManager_GetExternalVariableTypeName(size_t Index)\r |
| 896 | {\r |
| 897 | size_t i;\r |
| 898 | \r |
| 899 | for (i = 0; i < NbCU; i++)\r |
| 900 | {\r |
| 901 | if (PtrCU[i].NbVariables)\r |
| 902 | {\r |
| 903 | if (Index <= PtrCU[i].NbVariables)\r |
| 904 | {\r |
| 905 | return PtrCU[i].PtrVariables[Index - 1].PtrTypeName;\r |
| 906 | }\r |
| 907 | else\r |
| 908 | {\r |
| 909 | Index -= PtrCU[i].NbVariables;\r |
| 910 | }\r |
| 911 | }\r |
| 912 | }\r |
| 913 | \r |
| 914 | return NULL;\r |
| 915 | }\r |
| 916 | \r |
| 917 | \r |
| 918 | // Get external variable's type tag based on his index (starting by 1)\r |
| 919 | // Return 0 if not found\r |
| 920 | size_t DWARFManager_GetExternalVariableTypeTag(size_t Index)\r |
| 921 | {\r |
| 922 | size_t i;\r |
| 923 | \r |
| 924 | for (i = 0; i < NbCU; i++)\r |
| 925 | {\r |
| 926 | if (PtrCU[i].NbVariables)\r |
| 927 | {\r |
| 928 | if (Index <= PtrCU[i].NbVariables)\r |
| 929 | {\r |
| 930 | return PtrCU[i].PtrVariables[Index - 1].TypeTag;\r |
| 931 | }\r |
| 932 | else\r |
| 933 | {\r |
| 934 | Index -= PtrCU[i].NbVariables;\r |
| 935 | }\r |
| 936 | }\r |
| 937 | }\r |
| 938 | \r |
| 939 | return 0;\r |
| 940 | }\r |
| 941 | \r |
| 942 | \r |
| 943 | // Get external variable byte size based on his index (starting by 1)\r |
| 944 | // Return 0 if not found\r |
| 945 | size_t DWARFManager_GetExternalVariableTypeByteSize(size_t Index)\r |
| 946 | {\r |
| 947 | size_t i;\r |
| 948 | \r |
| 949 | for (i = 0; i < NbCU; i++)\r |
| 950 | {\r |
| 951 | if (PtrCU[i].NbVariables)\r |
| 952 | {\r |
| 953 | if (Index <= PtrCU[i].NbVariables)\r |
| 954 | {\r |
| 955 | return PtrCU[i].PtrVariables[Index - 1].TypeByteSize;\r |
| 956 | }\r |
| 957 | else\r |
| 958 | {\r |
| 959 | Index -= PtrCU[i].NbVariables;\r |
| 960 | }\r |
| 961 | }\r |
| 962 | }\r |
| 963 | \r |
| 964 | return 0;\r |
| 965 | }\r |
| 966 | \r |
| 967 | \r |
| 968 | // Get external variable encoding based on his index (starting by 1)\r |
| 969 | // Return 0 if not found\r |
| 970 | size_t DWARFManager_GetExternalVariableTypeEncoding(size_t Index)\r |
| 971 | {\r |
| 972 | size_t i;\r |
| 973 | \r |
| 974 | for (i = 0; i < NbCU; i++)\r |
| 975 | {\r |
| 976 | if (PtrCU[i].NbVariables)\r |
| 977 | {\r |
| 978 | if (Index <= PtrCU[i].NbVariables)\r |
| 979 | {\r |
| 980 | return PtrCU[i].PtrVariables[Index - 1].TypeEncoding;\r |
| 981 | }\r |
| 982 | else\r |
| 983 | {\r |
| 984 | Index -= PtrCU[i].NbVariables;\r |
| 985 | }\r |
| 986 | }\r |
| 987 | }\r |
| 988 | \r |
| 989 | return 0;\r |
| 990 | }\r |
| 991 | \r |
| 992 | \r |
| 993 | // Get external variable address based on his index (starting by 1)\r |
| 994 | // Return 0 if not found\r |
| 995 | size_t DWARFManager_GetExternalVariableAdr(size_t Index)\r |
| 996 | {\r |
| 997 | size_t i;\r |
| 998 | \r |
| 999 | for (i = 0; i < NbCU; i++)\r |
| 1000 | {\r |
| 1001 | if (PtrCU[i].NbVariables)\r |
| 1002 | {\r |
| 1003 | if (Index <= PtrCU[i].NbVariables)\r |
| 1004 | {\r |
| 1005 | return PtrCU[i].PtrVariables[Index - 1].Addr;\r |
| 1006 | }\r |
| 1007 | else\r |
| 1008 | {\r |
| 1009 | Index -= PtrCU[i].NbVariables;\r |
| 1010 | }\r |
| 1011 | }\r |
| 1012 | }\r |
| 1013 | \r |
| 1014 | return 0;\r |
| 1015 | }\r |
| 1016 | \r |
| 1017 | \r |
| 1018 | // Get external variable memory address based on his name\r |
| 1019 | // Return 0 if not found\r |
| 1020 | // Note: Return the first occurence found\r |
| 1021 | size_t DWARFManager_GetExternalVariableAdrFromName(char *VariableName)\r |
| 1022 | {\r |
| 1023 | size_t i, j;\r |
| 1024 | \r |
| 1025 | for (i = 0; i < NbCU; i++)\r |
| 1026 | {\r |
| 1027 | if (PtrCU[i].NbVariables)\r |
| 1028 | {\r |
| 1029 | for (j = 0; j < PtrCU[i].NbVariables; j++)\r |
| 1030 | {\r |
| 1031 | if (!strcmp(PtrCU[i].PtrVariables[j].PtrName,VariableName))\r |
| 1032 | {\r |
| 1033 | return PtrCU[i].PtrVariables[j].Addr;\r |
| 1034 | }\r |
| 1035 | }\r |
| 1036 | }\r |
| 1037 | }\r |
| 1038 | \r |
| 1039 | return 0;\r |
| 1040 | }\r |
| 1041 | \r |
| 1042 | \r |
| 1043 | // Get external variable name based on his index (starting by 1)\r |
| 1044 | // Return name's pointer text found\r |
| 1045 | // Return NULL if not found\r |
| 1046 | char *DWARFManager_GetExternalVariableName(size_t Index)\r |
| 1047 | {\r |
| 1048 | size_t i;\r |
| 1049 | \r |
| 1050 | for (i = 0; i < NbCU; i++)\r |
| 1051 | {\r |
| 1052 | if (PtrCU[i].NbVariables)\r |
| 1053 | {\r |
| 1054 | if (Index <= PtrCU[i].NbVariables)\r |
| 1055 | {\r |
| 1056 | return PtrCU[i].PtrVariables[Index - 1].PtrName;\r |
| 1057 | }\r |
| 1058 | else\r |
| 1059 | {\r |
| 1060 | Index -= PtrCU[i].NbVariables;\r |
| 1061 | }\r |
| 1062 | }\r |
| 1063 | }\r |
| 1064 | \r |
| 1065 | return NULL;\r |
| 1066 | }\r |
| 1067 | \r |
| 1068 | \r |
| 1069 | // Get text line from source based on address and his tag\r |
| 1070 | // Return NULL if no text line has been found\r |
| 1071 | char *DWARFManager_GetLineSrcFromAdr(size_t Adr, size_t Tag)\r |
| 1072 | {\r |
| 1073 | size_t i, j, k;\r |
| 1074 | \r |
| 1075 | for (i = 0; i < NbCU; i++)\r |
| 1076 | {\r |
| 1077 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC))\r |
| 1078 | {\r |
| 1079 | for (j = 0; j < PtrCU[i].NbSubProgs; j++)\r |
| 1080 | {\r |
| 1081 | if ((Adr >= PtrCU[i].PtrSubProgs[j].LowPC) && (Adr < PtrCU[i].PtrSubProgs[j].HighPC))\r |
| 1082 | {\r |
| 1083 | if ((PtrCU[i].PtrSubProgs[j].StartPC == Adr) && (!Tag || (Tag == DW_TAG_subprogram)))\r |
| 1084 | {\r |
| 1085 | return PtrCU[i].PtrSubProgs[j].PtrLineSrc;\r |
| 1086 | }\r |
| 1087 | else\r |
| 1088 | {\r |
| 1089 | for (k = 0; k < PtrCU[i].PtrSubProgs[j].NbLinesSrc; k++)\r |
| 1090 | {\r |
| 1091 | if ((PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].StartPC == Adr) && (!Tag || (PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].Tag == Tag)))\r |
| 1092 | {\r |
| 1093 | return PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].PtrLineSrc;\r |
| 1094 | }\r |
| 1095 | }\r |
| 1096 | }\r |
| 1097 | }\r |
| 1098 | }\r |
| 1099 | }\r |
| 1100 | }\r |
| 1101 | \r |
| 1102 | return NULL;\r |
| 1103 | }\r |
| 1104 | \r |
| 1105 | \r |
| 1106 | // Get line number based on the address and the tag\r |
| 1107 | // Return 0 if no line number has been found\r |
| 1108 | size_t DWARFManager_GetNumLineFromAdr(size_t Adr, size_t Tag)\r |
| 1109 | {\r |
| 1110 | size_t i, j, k;\r |
| 1111 | \r |
| 1112 | for (i = 0; i < NbCU; i++)\r |
| 1113 | {\r |
| 1114 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC))\r |
| 1115 | {\r |
| 1116 | for (j = 0; (j < PtrCU[i].NbSubProgs); j++)\r |
| 1117 | {\r |
| 1118 | if ((Adr >= PtrCU[i].PtrSubProgs[j].LowPC) && (Adr < PtrCU[i].PtrSubProgs[j].HighPC))\r |
| 1119 | {\r |
| 1120 | if ((PtrCU[i].PtrSubProgs[j].StartPC == Adr) && (!Tag || (Tag == DW_TAG_subprogram)))\r |
| 1121 | {\r |
| 1122 | return PtrCU[i].PtrSubProgs[j].NumLineSrc;\r |
| 1123 | }\r |
| 1124 | else\r |
| 1125 | {\r |
| 1126 | for (k = 0; (k < PtrCU[i].PtrSubProgs[j].NbLinesSrc); k++)\r |
| 1127 | {\r |
| 1128 | if ((PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].StartPC == Adr) && (!Tag || (PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].Tag == Tag)))\r |
| 1129 | {\r |
| 1130 | return PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].NumLineSrc;\r |
| 1131 | }\r |
| 1132 | }\r |
| 1133 | }\r |
| 1134 | #if 0\r |
| 1135 | if (!Tag || (Tag == DW_TAG_subprogram))\r |
| 1136 | {\r |
| 1137 | return PtrCU[i].PtrSubProgs[j].NumLineSrc;\r |
| 1138 | }\r |
| 1139 | #endif\r |
| 1140 | }\r |
| 1141 | }\r |
| 1142 | }\r |
| 1143 | }\r |
| 1144 | \r |
| 1145 | return 0;\r |
| 1146 | }\r |
| 1147 | \r |
| 1148 | \r |
| 1149 | // Get text line from source based on address and num line (starting by 1)\r |
| 1150 | // Return NULL if no text line has been found\r |
| 1151 | char *DWARFManager_GetLineSrcFromAdrNumLine(size_t Adr, size_t NumLine)\r |
| 1152 | {\r |
| 1153 | size_t i, j, k;\r |
| 1154 | \r |
| 1155 | for (i = 0; i < NbCU; i++)\r |
| 1156 | {\r |
| 1157 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC))\r |
| 1158 | {\r |
| 1159 | for (j = 0; j < PtrCU[i].NbSubProgs; j++)\r |
| 1160 | {\r |
| 1161 | if ((Adr >= PtrCU[i].PtrSubProgs[j].LowPC) && (Adr < PtrCU[i].PtrSubProgs[j].HighPC))\r |
| 1162 | {\r |
| 1163 | if (PtrCU[i].PtrSubProgs[j].NumLineSrc == NumLine)\r |
| 1164 | {\r |
| 1165 | return PtrCU[i].PtrSubProgs[j].PtrLineSrc;\r |
| 1166 | }\r |
| 1167 | else\r |
| 1168 | {\r |
| 1169 | for (k = 0; k < PtrCU[i].PtrSubProgs[j].NbLinesSrc; k++)\r |
| 1170 | {\r |
| 1171 | if (PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].NumLineSrc == NumLine)\r |
| 1172 | {\r |
| 1173 | return PtrCU[i].PtrSubProgs[j].PtrLinesSrc[k].PtrLineSrc;\r |
| 1174 | }\r |
| 1175 | }\r |
| 1176 | }\r |
| 1177 | }\r |
| 1178 | }\r |
| 1179 | }\r |
| 1180 | }\r |
| 1181 | \r |
| 1182 | return NULL;\r |
| 1183 | }\r |
| 1184 | \r |
| 1185 | \r |
| 1186 | // Get text line from source based on address and num line (starting by 1)\r |
| 1187 | // Return NULL if no text line has been found\r |
| 1188 | char *DWARFManager_GetLineSrcFromNumLineBaseAdr(size_t Adr, size_t NumLine)\r |
| 1189 | {\r |
| 1190 | size_t i;\r |
| 1191 | \r |
| 1192 | for (i = 0; i < NbCU; i++)\r |
| 1193 | {\r |
| 1194 | if ((Adr >= PtrCU[i].LowPC) && (Adr < PtrCU[i].HighPC))\r |
| 1195 | {\r |
| 1196 | if (NumLine <= PtrCU[i].NbLinesLoadSrc)\r |
| 1197 | {\r |
| 1198 | return PtrCU[i].PtrLinesLoadSrc[NumLine - 1];\r |
| 1199 | }\r |
| 1200 | else\r |
| 1201 | {\r |
| 1202 | return NULL;\r |
| 1203 | }\r |
| 1204 | }\r |
| 1205 | }\r |
| 1206 | \r |
| 1207 | return NULL;\r |
| 1208 | }\r |
| 1209 | \r |