1 /* 2 * File msc.c - read VC++ debug information from COFF and eventually 3 * from PDB files. 4 * 5 * Copyright (C) 1996, Eric Youngdale. 6 * Copyright (C) 1999-2000, Ulrich Weigand. 7 * Copyright (C) 2004-2009, Eric Pouech. 8 * 9 * This library is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU Lesser General Public 11 * License as published by the Free Software Foundation; either 12 * version 2.1 of the License, or (at your option) any later version. 13 * 14 * This library is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * Lesser General Public License for more details. 18 * 19 * You should have received a copy of the GNU Lesser General Public 20 * License along with this library; if not, write to the Free Software 21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA 22 */ 23 24 /* 25 * Note - this handles reading debug information for 32 bit applications 26 * that run under Windows-NT for example. I doubt that this would work well 27 * for 16 bit applications, but I don't think it really matters since the 28 * file format is different, and we should never get in here in such cases. 29 * 30 * TODO: 31 * Get 16 bit CV stuff working. 32 * Add symbol size to internal symbol table. 33 */ 34 35 #define NONAMELESSUNION 36 37 #include <assert.h> 38 #include <stdio.h> 39 #include <stdlib.h> 40 #include <string.h> 41 42 #include <stdarg.h> 43 #include "windef.h" 44 #include "winbase.h" 45 #include "winternl.h" 46 47 #include "wine/exception.h" 48 #include "wine/debug.h" 49 #include "dbghelp_private.h" 50 #include "wine/mscvpdb.h" 51 52 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp_msc); 53 54 struct pdb_stream_name 55 { 56 const char* name; 57 unsigned index; 58 }; 59 60 struct pdb_file_info 61 { 62 enum pdb_kind kind; 63 DWORD age; 64 HANDLE hMap; 65 const char* image; 66 struct pdb_stream_name* stream_dict; 67 unsigned fpoext_stream; 68 union 69 { 70 struct 71 { 72 DWORD timestamp; 73 struct PDB_JG_TOC* toc; 74 } jg; 75 struct 76 { 77 GUID guid; 78 struct PDB_DS_TOC* toc; 79 } ds; 80 } u; 81 }; 82 83 /* FIXME: don't make it static */ 84 #define CV_MAX_MODULES 32 85 struct pdb_module_info 86 { 87 unsigned used_subfiles; 88 struct pdb_file_info pdb_files[CV_MAX_MODULES]; 89 }; 90 91 /*======================================================================== 92 * Debug file access helper routines 93 */ 94 95 static void dump(const void* ptr, unsigned len) 96 { 97 unsigned int i, j; 98 char msg[128]; 99 const char* hexof = "0123456789abcdef"; 100 const BYTE* x = ptr; 101 102 for (i = 0; i < len; i += 16) 103 { 104 sprintf(msg, "%08x: ", i); 105 memset(msg + 10, ' ', 3 * 16 + 1 + 16); 106 for (j = 0; j < min(16, len - i); j++) 107 { 108 msg[10 + 3 * j + 0] = hexof[x[i + j] >> 4]; 109 msg[10 + 3 * j + 1] = hexof[x[i + j] & 15]; 110 msg[10 + 3 * j + 2] = ' '; 111 msg[10 + 3 * 16 + 1 + j] = (x[i + j] >= 0x20 && x[i + j] < 0x7f) ? 112 x[i + j] : '.'; 113 } 114 msg[10 + 3 * 16] = ' '; 115 msg[10 + 3 * 16 + 1 + 16] = '\0'; 116 FIXME("%s\n", msg); 117 } 118 } 119 120 /*======================================================================== 121 * Process CodeView type information. 122 */ 123 124 #define MAX_BUILTIN_TYPES 0x06FF 125 #define FIRST_DEFINABLE_TYPE 0x1000 126 127 static struct symt* cv_basic_types[MAX_BUILTIN_TYPES]; 128 129 struct cv_defined_module 130 { 131 BOOL allowed; 132 unsigned int num_defined_types; 133 struct symt** defined_types; 134 }; 135 /* FIXME: don't make it static */ 136 #define CV_MAX_MODULES 32 137 static struct cv_defined_module cv_zmodules[CV_MAX_MODULES]; 138 static struct cv_defined_module*cv_current_module; 139 140 static void codeview_init_basic_types(struct module* module) 141 { 142 /* 143 * These are the common builtin types that are used by VC++. 144 */ 145 cv_basic_types[T_NOTYPE] = NULL; 146 cv_basic_types[T_ABS] = NULL; 147 cv_basic_types[T_VOID] = &symt_new_basic(module, btVoid, "void", 0)->symt; 148 cv_basic_types[T_CHAR] = &symt_new_basic(module, btChar, "char", 1)->symt; 149 cv_basic_types[T_SHORT] = &symt_new_basic(module, btInt, "short int", 2)->symt; 150 cv_basic_types[T_LONG] = &symt_new_basic(module, btInt, "long int", 4)->symt; 151 cv_basic_types[T_QUAD] = &symt_new_basic(module, btInt, "long long int", 8)->symt; 152 cv_basic_types[T_UCHAR] = &symt_new_basic(module, btUInt, "unsigned char", 1)->symt; 153 cv_basic_types[T_USHORT] = &symt_new_basic(module, btUInt, "unsigned short", 2)->symt; 154 cv_basic_types[T_ULONG] = &symt_new_basic(module, btUInt, "unsigned long", 4)->symt; 155 cv_basic_types[T_UQUAD] = &symt_new_basic(module, btUInt, "unsigned long long", 8)->symt; 156 cv_basic_types[T_BOOL08] = &symt_new_basic(module, btBool, "BOOL08", 1)->symt; 157 cv_basic_types[T_BOOL16] = &symt_new_basic(module, btBool, "BOOL16", 2)->symt; 158 cv_basic_types[T_BOOL32] = &symt_new_basic(module, btBool, "BOOL32", 4)->symt; 159 cv_basic_types[T_BOOL64] = &symt_new_basic(module, btBool, "BOOL64", 8)->symt; 160 cv_basic_types[T_REAL32] = &symt_new_basic(module, btFloat, "float", 4)->symt; 161 cv_basic_types[T_REAL64] = &symt_new_basic(module, btFloat, "double", 8)->symt; 162 cv_basic_types[T_REAL80] = &symt_new_basic(module, btFloat, "long double", 10)->symt; 163 cv_basic_types[T_RCHAR] = &symt_new_basic(module, btInt, "signed char", 1)->symt; 164 cv_basic_types[T_WCHAR] = &symt_new_basic(module, btWChar, "wchar_t", 2)->symt; 165 cv_basic_types[T_CHAR16] = &symt_new_basic(module, btChar16,"char16_t", 2)->symt; 166 cv_basic_types[T_CHAR32] = &symt_new_basic(module, btChar32,"char32_t", 4)->symt; 167 cv_basic_types[T_INT2] = &symt_new_basic(module, btInt, "INT2", 2)->symt; 168 cv_basic_types[T_UINT2] = &symt_new_basic(module, btUInt, "UINT2", 2)->symt; 169 cv_basic_types[T_INT4] = &symt_new_basic(module, btInt, "INT4", 4)->symt; 170 cv_basic_types[T_UINT4] = &symt_new_basic(module, btUInt, "UINT4", 4)->symt; 171 cv_basic_types[T_INT8] = &symt_new_basic(module, btInt, "INT8", 8)->symt; 172 cv_basic_types[T_UINT8] = &symt_new_basic(module, btUInt, "UINT8", 8)->symt; 173 cv_basic_types[T_HRESULT]= &symt_new_basic(module, btUInt, "HRESULT", 4)->symt; 174 175 cv_basic_types[T_32PVOID] = &symt_new_pointer(module, cv_basic_types[T_VOID], 4)->symt; 176 cv_basic_types[T_32PCHAR] = &symt_new_pointer(module, cv_basic_types[T_CHAR], 4)->symt; 177 cv_basic_types[T_32PSHORT] = &symt_new_pointer(module, cv_basic_types[T_SHORT], 4)->symt; 178 cv_basic_types[T_32PLONG] = &symt_new_pointer(module, cv_basic_types[T_LONG], 4)->symt; 179 cv_basic_types[T_32PQUAD] = &symt_new_pointer(module, cv_basic_types[T_QUAD], 4)->symt; 180 cv_basic_types[T_32PUCHAR] = &symt_new_pointer(module, cv_basic_types[T_UCHAR], 4)->symt; 181 cv_basic_types[T_32PUSHORT] = &symt_new_pointer(module, cv_basic_types[T_USHORT], 4)->symt; 182 cv_basic_types[T_32PULONG] = &symt_new_pointer(module, cv_basic_types[T_ULONG], 4)->symt; 183 cv_basic_types[T_32PUQUAD] = &symt_new_pointer(module, cv_basic_types[T_UQUAD], 4)->symt; 184 cv_basic_types[T_32PBOOL08] = &symt_new_pointer(module, cv_basic_types[T_BOOL08], 4)->symt; 185 cv_basic_types[T_32PBOOL16] = &symt_new_pointer(module, cv_basic_types[T_BOOL16], 4)->symt; 186 cv_basic_types[T_32PBOOL32] = &symt_new_pointer(module, cv_basic_types[T_BOOL32], 4)->symt; 187 cv_basic_types[T_32PBOOL64] = &symt_new_pointer(module, cv_basic_types[T_BOOL64], 4)->symt; 188 cv_basic_types[T_32PREAL32] = &symt_new_pointer(module, cv_basic_types[T_REAL32], 4)->symt; 189 cv_basic_types[T_32PREAL64] = &symt_new_pointer(module, cv_basic_types[T_REAL64], 4)->symt; 190 cv_basic_types[T_32PREAL80] = &symt_new_pointer(module, cv_basic_types[T_REAL80], 4)->symt; 191 cv_basic_types[T_32PRCHAR] = &symt_new_pointer(module, cv_basic_types[T_RCHAR], 4)->symt; 192 cv_basic_types[T_32PWCHAR] = &symt_new_pointer(module, cv_basic_types[T_WCHAR], 4)->symt; 193 cv_basic_types[T_32PCHAR16] = &symt_new_pointer(module, cv_basic_types[T_CHAR16], 4)->symt; 194 cv_basic_types[T_32PCHAR32] = &symt_new_pointer(module, cv_basic_types[T_CHAR32], 4)->symt; 195 cv_basic_types[T_32PINT2] = &symt_new_pointer(module, cv_basic_types[T_INT2], 4)->symt; 196 cv_basic_types[T_32PUINT2] = &symt_new_pointer(module, cv_basic_types[T_UINT2], 4)->symt; 197 cv_basic_types[T_32PINT4] = &symt_new_pointer(module, cv_basic_types[T_INT4], 4)->symt; 198 cv_basic_types[T_32PUINT4] = &symt_new_pointer(module, cv_basic_types[T_UINT4], 4)->symt; 199 cv_basic_types[T_32PINT8] = &symt_new_pointer(module, cv_basic_types[T_INT8], 4)->symt; 200 cv_basic_types[T_32PUINT8] = &symt_new_pointer(module, cv_basic_types[T_UINT8], 4)->symt; 201 cv_basic_types[T_32PHRESULT]= &symt_new_pointer(module, cv_basic_types[T_HRESULT], 4)->symt; 202 203 cv_basic_types[T_64PVOID] = &symt_new_pointer(module, cv_basic_types[T_VOID], 8)->symt; 204 cv_basic_types[T_64PCHAR] = &symt_new_pointer(module, cv_basic_types[T_CHAR], 8)->symt; 205 cv_basic_types[T_64PSHORT] = &symt_new_pointer(module, cv_basic_types[T_SHORT], 8)->symt; 206 cv_basic_types[T_64PLONG] = &symt_new_pointer(module, cv_basic_types[T_LONG], 8)->symt; 207 cv_basic_types[T_64PQUAD] = &symt_new_pointer(module, cv_basic_types[T_QUAD], 8)->symt; 208 cv_basic_types[T_64PUCHAR] = &symt_new_pointer(module, cv_basic_types[T_UCHAR], 8)->symt; 209 cv_basic_types[T_64PUSHORT] = &symt_new_pointer(module, cv_basic_types[T_USHORT], 8)->symt; 210 cv_basic_types[T_64PULONG] = &symt_new_pointer(module, cv_basic_types[T_ULONG], 8)->symt; 211 cv_basic_types[T_64PUQUAD] = &symt_new_pointer(module, cv_basic_types[T_UQUAD], 8)->symt; 212 cv_basic_types[T_64PBOOL08] = &symt_new_pointer(module, cv_basic_types[T_BOOL08], 8)->symt; 213 cv_basic_types[T_64PBOOL16] = &symt_new_pointer(module, cv_basic_types[T_BOOL16], 8)->symt; 214 cv_basic_types[T_64PBOOL32] = &symt_new_pointer(module, cv_basic_types[T_BOOL32], 8)->symt; 215 cv_basic_types[T_64PBOOL64] = &symt_new_pointer(module, cv_basic_types[T_BOOL64], 8)->symt; 216 cv_basic_types[T_64PREAL32] = &symt_new_pointer(module, cv_basic_types[T_REAL32], 8)->symt; 217 cv_basic_types[T_64PREAL64] = &symt_new_pointer(module, cv_basic_types[T_REAL64], 8)->symt; 218 cv_basic_types[T_64PREAL80] = &symt_new_pointer(module, cv_basic_types[T_REAL80], 8)->symt; 219 cv_basic_types[T_64PRCHAR] = &symt_new_pointer(module, cv_basic_types[T_RCHAR], 8)->symt; 220 cv_basic_types[T_64PWCHAR] = &symt_new_pointer(module, cv_basic_types[T_WCHAR], 8)->symt; 221 cv_basic_types[T_64PCHAR16] = &symt_new_pointer(module, cv_basic_types[T_CHAR16], 8)->symt; 222 cv_basic_types[T_64PCHAR32] = &symt_new_pointer(module, cv_basic_types[T_CHAR32], 8)->symt; 223 cv_basic_types[T_64PINT2] = &symt_new_pointer(module, cv_basic_types[T_INT2], 8)->symt; 224 cv_basic_types[T_64PUINT2] = &symt_new_pointer(module, cv_basic_types[T_UINT2], 8)->symt; 225 cv_basic_types[T_64PINT4] = &symt_new_pointer(module, cv_basic_types[T_INT4], 8)->symt; 226 cv_basic_types[T_64PUINT4] = &symt_new_pointer(module, cv_basic_types[T_UINT4], 8)->symt; 227 cv_basic_types[T_64PINT8] = &symt_new_pointer(module, cv_basic_types[T_INT8], 8)->symt; 228 cv_basic_types[T_64PUINT8] = &symt_new_pointer(module, cv_basic_types[T_UINT8], 8)->symt; 229 cv_basic_types[T_64PHRESULT]= &symt_new_pointer(module, cv_basic_types[T_HRESULT], 8)->symt; 230 231 cv_basic_types[T_PVOID] = &symt_new_pointer(module, cv_basic_types[T_VOID], sizeof(void*))->symt; 232 cv_basic_types[T_PCHAR] = &symt_new_pointer(module, cv_basic_types[T_CHAR], sizeof(void*))->symt; 233 cv_basic_types[T_PSHORT] = &symt_new_pointer(module, cv_basic_types[T_SHORT], sizeof(void*))->symt; 234 cv_basic_types[T_PLONG] = &symt_new_pointer(module, cv_basic_types[T_LONG], sizeof(void*))->symt; 235 cv_basic_types[T_PQUAD] = &symt_new_pointer(module, cv_basic_types[T_QUAD], sizeof(void*))->symt; 236 cv_basic_types[T_PUCHAR] = &symt_new_pointer(module, cv_basic_types[T_UCHAR], sizeof(void*))->symt; 237 cv_basic_types[T_PUSHORT] = &symt_new_pointer(module, cv_basic_types[T_USHORT], sizeof(void*))->symt; 238 cv_basic_types[T_PULONG] = &symt_new_pointer(module, cv_basic_types[T_ULONG], sizeof(void*))->symt; 239 cv_basic_types[T_PUQUAD] = &symt_new_pointer(module, cv_basic_types[T_UQUAD], sizeof(void*))->symt; 240 cv_basic_types[T_PBOOL08] = &symt_new_pointer(module, cv_basic_types[T_BOOL08], sizeof(void*))->symt; 241 cv_basic_types[T_PBOOL16] = &symt_new_pointer(module, cv_basic_types[T_BOOL16], sizeof(void*))->symt; 242 cv_basic_types[T_PBOOL32] = &symt_new_pointer(module, cv_basic_types[T_BOOL32], sizeof(void*))->symt; 243 cv_basic_types[T_PBOOL64] = &symt_new_pointer(module, cv_basic_types[T_BOOL64], sizeof(void*))->symt; 244 cv_basic_types[T_PREAL32] = &symt_new_pointer(module, cv_basic_types[T_REAL32], sizeof(void*))->symt; 245 cv_basic_types[T_PREAL64] = &symt_new_pointer(module, cv_basic_types[T_REAL64], sizeof(void*))->symt; 246 cv_basic_types[T_PREAL80] = &symt_new_pointer(module, cv_basic_types[T_REAL80], sizeof(void*))->symt; 247 cv_basic_types[T_PRCHAR] = &symt_new_pointer(module, cv_basic_types[T_RCHAR], sizeof(void*))->symt; 248 cv_basic_types[T_PWCHAR] = &symt_new_pointer(module, cv_basic_types[T_WCHAR], sizeof(void*))->symt; 249 cv_basic_types[T_PCHAR16] = &symt_new_pointer(module, cv_basic_types[T_CHAR16], sizeof(void*))->symt; 250 cv_basic_types[T_PCHAR32] = &symt_new_pointer(module, cv_basic_types[T_CHAR32], sizeof(void*))->symt; 251 cv_basic_types[T_PINT2] = &symt_new_pointer(module, cv_basic_types[T_INT2], sizeof(void*))->symt; 252 cv_basic_types[T_PUINT2] = &symt_new_pointer(module, cv_basic_types[T_UINT2], sizeof(void*))->symt; 253 cv_basic_types[T_PINT4] = &symt_new_pointer(module, cv_basic_types[T_INT4], sizeof(void*))->symt; 254 cv_basic_types[T_PUINT4] = &symt_new_pointer(module, cv_basic_types[T_UINT4], sizeof(void*))->symt; 255 cv_basic_types[T_PINT8] = &symt_new_pointer(module, cv_basic_types[T_INT8], sizeof(void*))->symt; 256 cv_basic_types[T_PUINT8] = &symt_new_pointer(module, cv_basic_types[T_UINT8], sizeof(void*))->symt; 257 } 258 259 static int leaf_as_variant(VARIANT* v, const unsigned short int* leaf) 260 { 261 unsigned short int type = *leaf++; 262 int length = 2; 263 264 if (type < LF_NUMERIC) 265 { 266 v->n1.n2.vt = VT_UINT; 267 v->n1.n2.n3.uintVal = type; 268 } 269 else 270 { 271 switch (type) 272 { 273 case LF_CHAR: 274 length += 1; 275 v->n1.n2.vt = VT_I1; 276 v->n1.n2.n3.cVal = *(const char*)leaf; 277 break; 278 279 case LF_SHORT: 280 length += 2; 281 v->n1.n2.vt = VT_I2; 282 v->n1.n2.n3.iVal = *(const short*)leaf; 283 break; 284 285 case LF_USHORT: 286 length += 2; 287 v->n1.n2.vt = VT_UI2; 288 v->n1.n2.n3.uiVal = *leaf; 289 break; 290 291 case LF_LONG: 292 length += 4; 293 v->n1.n2.vt = VT_I4; 294 v->n1.n2.n3.lVal = *(const int*)leaf; 295 break; 296 297 case LF_ULONG: 298 length += 4; 299 v->n1.n2.vt = VT_UI4; 300 v->n1.n2.n3.uiVal = *(const unsigned int*)leaf; 301 break; 302 303 case LF_QUADWORD: 304 length += 8; 305 v->n1.n2.vt = VT_I8; 306 v->n1.n2.n3.llVal = *(const long long int*)leaf; 307 break; 308 309 case LF_UQUADWORD: 310 length += 8; 311 v->n1.n2.vt = VT_UI8; 312 v->n1.n2.n3.ullVal = *(const long long unsigned int*)leaf; 313 break; 314 315 case LF_REAL32: 316 length += 4; 317 v->n1.n2.vt = VT_R4; 318 v->n1.n2.n3.fltVal = *(const float*)leaf; 319 break; 320 321 case LF_REAL48: 322 FIXME("Unsupported numeric leaf type %04x\n", type); 323 length += 6; 324 v->n1.n2.vt = VT_EMPTY; /* FIXME */ 325 break; 326 327 case LF_REAL64: 328 length += 8; 329 v->n1.n2.vt = VT_R8; 330 v->n1.n2.n3.fltVal = *(const double*)leaf; 331 break; 332 333 case LF_REAL80: 334 FIXME("Unsupported numeric leaf type %04x\n", type); 335 length += 10; 336 v->n1.n2.vt = VT_EMPTY; /* FIXME */ 337 break; 338 339 case LF_REAL128: 340 FIXME("Unsupported numeric leaf type %04x\n", type); 341 length += 16; 342 v->n1.n2.vt = VT_EMPTY; /* FIXME */ 343 break; 344 345 case LF_COMPLEX32: 346 FIXME("Unsupported numeric leaf type %04x\n", type); 347 length += 4; 348 v->n1.n2.vt = VT_EMPTY; /* FIXME */ 349 break; 350 351 case LF_COMPLEX64: 352 FIXME("Unsupported numeric leaf type %04x\n", type); 353 length += 8; 354 v->n1.n2.vt = VT_EMPTY; /* FIXME */ 355 break; 356 357 case LF_COMPLEX80: 358 FIXME("Unsupported numeric leaf type %04x\n", type); 359 length += 10; 360 v->n1.n2.vt = VT_EMPTY; /* FIXME */ 361 break; 362 363 case LF_COMPLEX128: 364 FIXME("Unsupported numeric leaf type %04x\n", type); 365 length += 16; 366 v->n1.n2.vt = VT_EMPTY; /* FIXME */ 367 break; 368 369 case LF_VARSTRING: 370 FIXME("Unsupported numeric leaf type %04x\n", type); 371 length += 2 + *leaf; 372 v->n1.n2.vt = VT_EMPTY; /* FIXME */ 373 break; 374 375 default: 376 FIXME("Unknown numeric leaf type %04x\n", type); 377 v->n1.n2.vt = VT_EMPTY; /* FIXME */ 378 break; 379 } 380 } 381 382 return length; 383 } 384 385 static int numeric_leaf(int* value, const unsigned short int* leaf) 386 { 387 unsigned short int type = *leaf++; 388 int length = 2; 389 390 if (type < LF_NUMERIC) 391 { 392 *value = type; 393 } 394 else 395 { 396 switch (type) 397 { 398 case LF_CHAR: 399 length += 1; 400 *value = *(const char*)leaf; 401 break; 402 403 case LF_SHORT: 404 length += 2; 405 *value = *(const short*)leaf; 406 break; 407 408 case LF_USHORT: 409 length += 2; 410 *value = *leaf; 411 break; 412 413 case LF_LONG: 414 length += 4; 415 *value = *(const int*)leaf; 416 break; 417 418 case LF_ULONG: 419 length += 4; 420 *value = *(const unsigned int*)leaf; 421 break; 422 423 case LF_QUADWORD: 424 case LF_UQUADWORD: 425 FIXME("Unsupported numeric leaf type %04x\n", type); 426 length += 8; 427 *value = 0; /* FIXME */ 428 break; 429 430 case LF_REAL32: 431 FIXME("Unsupported numeric leaf type %04x\n", type); 432 length += 4; 433 *value = 0; /* FIXME */ 434 break; 435 436 case LF_REAL48: 437 FIXME("Unsupported numeric leaf type %04x\n", type); 438 length += 6; 439 *value = 0; /* FIXME */ 440 break; 441 442 case LF_REAL64: 443 FIXME("Unsupported numeric leaf type %04x\n", type); 444 length += 8; 445 *value = 0; /* FIXME */ 446 break; 447 448 case LF_REAL80: 449 FIXME("Unsupported numeric leaf type %04x\n", type); 450 length += 10; 451 *value = 0; /* FIXME */ 452 break; 453 454 case LF_REAL128: 455 FIXME("Unsupported numeric leaf type %04x\n", type); 456 length += 16; 457 *value = 0; /* FIXME */ 458 break; 459 460 case LF_COMPLEX32: 461 FIXME("Unsupported numeric leaf type %04x\n", type); 462 length += 4; 463 *value = 0; /* FIXME */ 464 break; 465 466 case LF_COMPLEX64: 467 FIXME("Unsupported numeric leaf type %04x\n", type); 468 length += 8; 469 *value = 0; /* FIXME */ 470 break; 471 472 case LF_COMPLEX80: 473 FIXME("Unsupported numeric leaf type %04x\n", type); 474 length += 10; 475 *value = 0; /* FIXME */ 476 break; 477 478 case LF_COMPLEX128: 479 FIXME("Unsupported numeric leaf type %04x\n", type); 480 length += 16; 481 *value = 0; /* FIXME */ 482 break; 483 484 case LF_VARSTRING: 485 FIXME("Unsupported numeric leaf type %04x\n", type); 486 length += 2 + *leaf; 487 *value = 0; /* FIXME */ 488 break; 489 490 default: 491 FIXME("Unknown numeric leaf type %04x\n", type); 492 *value = 0; 493 break; 494 } 495 } 496 497 return length; 498 } 499 500 /* convert a pascal string (as stored in debug information) into 501 * a C string (null terminated). 502 */ 503 static const char* terminate_string(const struct p_string* p_name) 504 { 505 static char symname[256]; 506 507 memcpy(symname, p_name->name, p_name->namelen); 508 symname[p_name->namelen] = '\0'; 509 510 return (!*symname || strcmp(symname, "__unnamed") == 0) ? NULL : symname; 511 } 512 513 static struct symt* codeview_get_type(unsigned int typeno, BOOL quiet) 514 { 515 struct symt* symt = NULL; 516 517 /* 518 * Convert Codeview type numbers into something we can grok internally. 519 * Numbers < FIRST_DEFINABLE_TYPE are all fixed builtin types. 520 * Numbers from FIRST_DEFINABLE_TYPE and up are all user defined (structs, etc). 521 */ 522 if (typeno < FIRST_DEFINABLE_TYPE) 523 { 524 if (typeno < MAX_BUILTIN_TYPES) 525 symt = cv_basic_types[typeno]; 526 } 527 else 528 { 529 unsigned mod_index = typeno >> 24; 530 unsigned mod_typeno = typeno & 0x00FFFFFF; 531 struct cv_defined_module* mod; 532 533 mod = (mod_index == 0) ? cv_current_module : &cv_zmodules[mod_index]; 534 535 if (mod_index >= CV_MAX_MODULES || !mod->allowed) 536 FIXME("Module of index %d isn't loaded yet (%x)\n", mod_index, typeno); 537 else 538 { 539 if (mod_typeno - FIRST_DEFINABLE_TYPE < mod->num_defined_types) 540 symt = mod->defined_types[mod_typeno - FIRST_DEFINABLE_TYPE]; 541 } 542 } 543 if (!quiet && !symt && typeno) FIXME("Returning NULL symt for type-id %x\n", typeno); 544 return symt; 545 } 546 547 struct codeview_type_parse 548 { 549 struct module* module; 550 const BYTE* table; 551 const DWORD* offset; 552 DWORD num; 553 }; 554 555 static inline const void* codeview_jump_to_type(const struct codeview_type_parse* ctp, DWORD idx) 556 { 557 if (idx < FIRST_DEFINABLE_TYPE) return NULL; 558 idx -= FIRST_DEFINABLE_TYPE; 559 return (idx >= ctp->num) ? NULL : (ctp->table + ctp->offset[idx]); 560 } 561 562 static int codeview_add_type(unsigned int typeno, struct symt* dt) 563 { 564 if (typeno < FIRST_DEFINABLE_TYPE) 565 FIXME("What the heck\n"); 566 if (!cv_current_module) 567 { 568 FIXME("Adding %x to non allowed module\n", typeno); 569 return FALSE; 570 } 571 if ((typeno >> 24) != 0) 572 FIXME("No module index while inserting type-id assumption is wrong %x\n", 573 typeno); 574 if (typeno - FIRST_DEFINABLE_TYPE >= cv_current_module->num_defined_types) 575 { 576 if (cv_current_module->defined_types) 577 { 578 cv_current_module->num_defined_types = max( cv_current_module->num_defined_types * 2, 579 typeno - FIRST_DEFINABLE_TYPE + 1 ); 580 cv_current_module->defined_types = HeapReAlloc(GetProcessHeap(), 581 HEAP_ZERO_MEMORY, cv_current_module->defined_types, 582 cv_current_module->num_defined_types * sizeof(struct symt*)); 583 } 584 else 585 { 586 cv_current_module->num_defined_types = max( 256, typeno - FIRST_DEFINABLE_TYPE + 1 ); 587 cv_current_module->defined_types = HeapAlloc(GetProcessHeap(), 588 HEAP_ZERO_MEMORY, 589 cv_current_module->num_defined_types * sizeof(struct symt*)); 590 } 591 if (cv_current_module->defined_types == NULL) return FALSE; 592 } 593 if (cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE]) 594 { 595 if (cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE] != dt) 596 FIXME("Overwriting at %x\n", typeno); 597 } 598 cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE] = dt; 599 return TRUE; 600 } 601 602 static void codeview_clear_type_table(void) 603 { 604 int i; 605 606 for (i = 0; i < CV_MAX_MODULES; i++) 607 { 608 if (cv_zmodules[i].allowed) 609 HeapFree(GetProcessHeap(), 0, cv_zmodules[i].defined_types); 610 cv_zmodules[i].allowed = FALSE; 611 cv_zmodules[i].defined_types = NULL; 612 cv_zmodules[i].num_defined_types = 0; 613 } 614 cv_current_module = NULL; 615 } 616 617 static struct symt* codeview_parse_one_type(struct codeview_type_parse* ctp, 618 unsigned curr_type, 619 const union codeview_type* type, BOOL details); 620 621 static void* codeview_cast_symt(struct symt* symt, enum SymTagEnum tag) 622 { 623 if (symt->tag != tag) 624 { 625 FIXME("Bad tag. Expected %d, but got %d\n", tag, symt->tag); 626 return NULL; 627 } 628 return symt; 629 } 630 631 static struct symt* codeview_fetch_type(struct codeview_type_parse* ctp, 632 unsigned typeno, BOOL details) 633 { 634 struct symt* symt; 635 const union codeview_type* p; 636 637 if (!typeno) return NULL; 638 if ((symt = codeview_get_type(typeno, TRUE))) return symt; 639 640 /* forward declaration */ 641 if (!(p = codeview_jump_to_type(ctp, typeno))) 642 { 643 FIXME("Cannot locate type %x\n", typeno); 644 return NULL; 645 } 646 symt = codeview_parse_one_type(ctp, typeno, p, details); 647 if (!symt) FIXME("Couldn't load forward type %x\n", typeno); 648 return symt; 649 } 650 651 static struct symt* codeview_add_type_pointer(struct codeview_type_parse* ctp, 652 struct symt* existing, 653 unsigned int pointee_type) 654 { 655 struct symt* pointee; 656 657 if (existing) 658 { 659 existing = codeview_cast_symt(existing, SymTagPointerType); 660 return existing; 661 } 662 pointee = codeview_fetch_type(ctp, pointee_type, FALSE); 663 return &symt_new_pointer(ctp->module, pointee, sizeof(void *))->symt; 664 } 665 666 static struct symt* codeview_add_type_array(struct codeview_type_parse* ctp, 667 const char* name, 668 unsigned int elemtype, 669 unsigned int indextype, 670 unsigned int arr_len) 671 { 672 struct symt* elem = codeview_fetch_type(ctp, elemtype, FALSE); 673 struct symt* index = codeview_fetch_type(ctp, indextype, FALSE); 674 675 return &symt_new_array(ctp->module, 0, -arr_len, elem, index)->symt; 676 } 677 678 static BOOL codeview_add_type_enum_field_list(struct module* module, 679 struct symt_enum* symt, 680 const union codeview_reftype* ref_type) 681 { 682 const unsigned char* ptr = ref_type->fieldlist.list; 683 const unsigned char* last = (const BYTE*)ref_type + ref_type->generic.len + 2; 684 const union codeview_fieldtype* type; 685 686 while (ptr < last) 687 { 688 if (*ptr >= 0xf0) /* LF_PAD... */ 689 { 690 ptr += *ptr & 0x0f; 691 continue; 692 } 693 694 type = (const union codeview_fieldtype*)ptr; 695 696 switch (type->generic.id) 697 { 698 case LF_ENUMERATE_V1: 699 { 700 int value, vlen = numeric_leaf(&value, &type->enumerate_v1.value); 701 const struct p_string* p_name = (const struct p_string*)((const unsigned char*)&type->enumerate_v1.value + vlen); 702 703 symt_add_enum_element(module, symt, terminate_string(p_name), value); 704 ptr += 2 + 2 + vlen + (1 + p_name->namelen); 705 break; 706 } 707 case LF_ENUMERATE_V3: 708 { 709 int value, vlen = numeric_leaf(&value, &type->enumerate_v3.value); 710 const char* name = (const char*)&type->enumerate_v3.value + vlen; 711 712 symt_add_enum_element(module, symt, name, value); 713 ptr += 2 + 2 + vlen + (1 + strlen(name)); 714 break; 715 } 716 717 default: 718 FIXME("Unsupported type %04x in ENUM field list\n", type->generic.id); 719 return FALSE; 720 } 721 } 722 return TRUE; 723 } 724 725 static void codeview_add_udt_element(struct codeview_type_parse* ctp, 726 struct symt_udt* symt, const char* name, 727 int value, unsigned type) 728 { 729 struct symt* subtype; 730 const union codeview_reftype*cv_type; 731 732 if ((cv_type = codeview_jump_to_type(ctp, type))) 733 { 734 switch (cv_type->generic.id) 735 { 736 case LF_BITFIELD_V1: 737 symt_add_udt_element(ctp->module, symt, name, 738 codeview_fetch_type(ctp, cv_type->bitfield_v1.type, FALSE), 739 (value << 3) + cv_type->bitfield_v1.bitoff, 740 cv_type->bitfield_v1.nbits); 741 return; 742 case LF_BITFIELD_V2: 743 symt_add_udt_element(ctp->module, symt, name, 744 codeview_fetch_type(ctp, cv_type->bitfield_v2.type, FALSE), 745 (value << 3) + cv_type->bitfield_v2.bitoff, 746 cv_type->bitfield_v2.nbits); 747 return; 748 } 749 } 750 subtype = codeview_fetch_type(ctp, type, FALSE); 751 752 if (subtype) 753 { 754 DWORD64 elem_size = 0; 755 symt_get_info(ctp->module, subtype, TI_GET_LENGTH, &elem_size); 756 symt_add_udt_element(ctp->module, symt, name, subtype, 757 value << 3, (DWORD)elem_size << 3); 758 } 759 } 760 761 static int codeview_add_type_struct_field_list(struct codeview_type_parse* ctp, 762 struct symt_udt* symt, 763 unsigned fieldlistno) 764 { 765 const unsigned char* ptr; 766 const unsigned char* last; 767 int value, leaf_len; 768 const struct p_string* p_name; 769 const char* c_name; 770 const union codeview_reftype*type_ref; 771 const union codeview_fieldtype* type; 772 773 if (!fieldlistno) return TRUE; 774 type_ref = codeview_jump_to_type(ctp, fieldlistno); 775 ptr = type_ref->fieldlist.list; 776 last = (const BYTE*)type_ref + type_ref->generic.len + 2; 777 778 while (ptr < last) 779 { 780 if (*ptr >= 0xf0) /* LF_PAD... */ 781 { 782 ptr += *ptr & 0x0f; 783 continue; 784 } 785 786 type = (const union codeview_fieldtype*)ptr; 787 788 switch (type->generic.id) 789 { 790 case LF_BCLASS_V1: 791 leaf_len = numeric_leaf(&value, &type->bclass_v1.offset); 792 793 /* FIXME: ignored for now */ 794 795 ptr += 2 + 2 + 2 + leaf_len; 796 break; 797 798 case LF_BCLASS_V2: 799 leaf_len = numeric_leaf(&value, &type->bclass_v2.offset); 800 801 /* FIXME: ignored for now */ 802 803 ptr += 2 + 2 + 4 + leaf_len; 804 break; 805 806 case LF_VBCLASS_V1: 807 case LF_IVBCLASS_V1: 808 { 809 const unsigned short int* p_vboff; 810 int vpoff, vplen; 811 leaf_len = numeric_leaf(&value, &type->vbclass_v1.vbpoff); 812 p_vboff = (const unsigned short int*)((const char*)&type->vbclass_v1.vbpoff + leaf_len); 813 vplen = numeric_leaf(&vpoff, p_vboff); 814 815 /* FIXME: ignored for now */ 816 817 ptr += 2 + 2 + 2 + 2 + leaf_len + vplen; 818 } 819 break; 820 821 case LF_VBCLASS_V2: 822 case LF_IVBCLASS_V2: 823 { 824 const unsigned short int* p_vboff; 825 int vpoff, vplen; 826 leaf_len = numeric_leaf(&value, &type->vbclass_v2.vbpoff); 827 p_vboff = (const unsigned short int*)((const char*)&type->vbclass_v2.vbpoff + leaf_len); 828 vplen = numeric_leaf(&vpoff, p_vboff); 829 830 /* FIXME: ignored for now */ 831 832 ptr += 2 + 2 + 4 + 4 + leaf_len + vplen; 833 } 834 break; 835 836 case LF_MEMBER_V1: 837 leaf_len = numeric_leaf(&value, &type->member_v1.offset); 838 p_name = (const struct p_string*)((const char*)&type->member_v1.offset + leaf_len); 839 840 codeview_add_udt_element(ctp, symt, terminate_string(p_name), value, 841 type->member_v1.type); 842 843 ptr += 2 + 2 + 2 + leaf_len + (1 + p_name->namelen); 844 break; 845 846 case LF_MEMBER_V2: 847 leaf_len = numeric_leaf(&value, &type->member_v2.offset); 848 p_name = (const struct p_string*)((const unsigned char*)&type->member_v2.offset + leaf_len); 849 850 codeview_add_udt_element(ctp, symt, terminate_string(p_name), value, 851 type->member_v2.type); 852 853 ptr += 2 + 2 + 4 + leaf_len + (1 + p_name->namelen); 854 break; 855 856 case LF_MEMBER_V3: 857 leaf_len = numeric_leaf(&value, &type->member_v3.offset); 858 c_name = (const char*)&type->member_v3.offset + leaf_len; 859 860 codeview_add_udt_element(ctp, symt, c_name, value, type->member_v3.type); 861 862 ptr += 2 + 2 + 4 + leaf_len + (strlen(c_name) + 1); 863 break; 864 865 case LF_STMEMBER_V1: 866 /* FIXME: ignored for now */ 867 ptr += 2 + 2 + 2 + (1 + type->stmember_v1.p_name.namelen); 868 break; 869 870 case LF_STMEMBER_V2: 871 /* FIXME: ignored for now */ 872 ptr += 2 + 4 + 2 + (1 + type->stmember_v2.p_name.namelen); 873 break; 874 875 case LF_STMEMBER_V3: 876 /* FIXME: ignored for now */ 877 ptr += 2 + 4 + 2 + (strlen(type->stmember_v3.name) + 1); 878 break; 879 880 case LF_METHOD_V1: 881 /* FIXME: ignored for now */ 882 ptr += 2 + 2 + 2 + (1 + type->method_v1.p_name.namelen); 883 break; 884 885 case LF_METHOD_V2: 886 /* FIXME: ignored for now */ 887 ptr += 2 + 2 + 4 + (1 + type->method_v2.p_name.namelen); 888 break; 889 890 case LF_METHOD_V3: 891 /* FIXME: ignored for now */ 892 ptr += 2 + 2 + 4 + (strlen(type->method_v3.name) + 1); 893 break; 894 895 case LF_NESTTYPE_V1: 896 /* FIXME: ignored for now */ 897 ptr += 2 + 2 + (1 + type->nesttype_v1.p_name.namelen); 898 break; 899 900 case LF_NESTTYPE_V2: 901 /* FIXME: ignored for now */ 902 ptr += 2 + 2 + 4 + (1 + type->nesttype_v2.p_name.namelen); 903 break; 904 905 case LF_NESTTYPE_V3: 906 /* FIXME: ignored for now */ 907 ptr += 2 + 2 + 4 + (strlen(type->nesttype_v3.name) + 1); 908 break; 909 910 case LF_VFUNCTAB_V1: 911 /* FIXME: ignored for now */ 912 ptr += 2 + 2; 913 break; 914 915 case LF_VFUNCTAB_V2: 916 /* FIXME: ignored for now */ 917 ptr += 2 + 2 + 4; 918 break; 919 920 case LF_ONEMETHOD_V1: 921 /* FIXME: ignored for now */ 922 switch ((type->onemethod_v1.attribute >> 2) & 7) 923 { 924 case 4: case 6: /* (pure) introducing virtual method */ 925 ptr += 2 + 2 + 2 + 4 + (1 + type->onemethod_virt_v1.p_name.namelen); 926 break; 927 928 default: 929 ptr += 2 + 2 + 2 + (1 + type->onemethod_v1.p_name.namelen); 930 break; 931 } 932 break; 933 934 case LF_ONEMETHOD_V2: 935 /* FIXME: ignored for now */ 936 switch ((type->onemethod_v2.attribute >> 2) & 7) 937 { 938 case 4: case 6: /* (pure) introducing virtual method */ 939 ptr += 2 + 2 + 4 + 4 + (1 + type->onemethod_virt_v2.p_name.namelen); 940 break; 941 942 default: 943 ptr += 2 + 2 + 4 + (1 + type->onemethod_v2.p_name.namelen); 944 break; 945 } 946 break; 947 948 case LF_ONEMETHOD_V3: 949 /* FIXME: ignored for now */ 950 switch ((type->onemethod_v3.attribute >> 2) & 7) 951 { 952 case 4: case 6: /* (pure) introducing virtual method */ 953 ptr += 2 + 2 + 4 + 4 + (strlen(type->onemethod_virt_v3.name) + 1); 954 break; 955 956 default: 957 ptr += 2 + 2 + 4 + (strlen(type->onemethod_v3.name) + 1); 958 break; 959 } 960 break; 961 962 case LF_INDEX_V1: 963 if (!codeview_add_type_struct_field_list(ctp, symt, type->index_v1.ref)) 964 return FALSE; 965 ptr += 2 + 2; 966 break; 967 968 case LF_INDEX_V2: 969 if (!codeview_add_type_struct_field_list(ctp, symt, type->index_v2.ref)) 970 return FALSE; 971 ptr += 2 + 2 + 4; 972 break; 973 974 default: 975 FIXME("Unsupported type %04x in STRUCT field list\n", type->generic.id); 976 return FALSE; 977 } 978 } 979 980 return TRUE; 981 } 982 983 static struct symt* codeview_add_type_enum(struct codeview_type_parse* ctp, 984 struct symt* existing, 985 const char* name, 986 unsigned fieldlistno, 987 unsigned basetype) 988 { 989 struct symt_enum* symt; 990 991 if (existing) 992 { 993 if (!(symt = codeview_cast_symt(existing, SymTagEnum))) return NULL; 994 /* should also check that all fields are the same */ 995 } 996 else 997 { 998 symt = symt_new_enum(ctp->module, name, 999 codeview_fetch_type(ctp, basetype, FALSE)); 1000 if (fieldlistno) 1001 { 1002 const union codeview_reftype* fieldlist; 1003 fieldlist = codeview_jump_to_type(ctp, fieldlistno); 1004 codeview_add_type_enum_field_list(ctp->module, symt, fieldlist); 1005 } 1006 } 1007 return &symt->symt; 1008 } 1009 1010 static struct symt* codeview_add_type_struct(struct codeview_type_parse* ctp, 1011 struct symt* existing, 1012 const char* name, int structlen, 1013 enum UdtKind kind, unsigned property) 1014 { 1015 struct symt_udt* symt; 1016 1017 /* if we don't have an existing type, try to find one with same name 1018 * FIXME: what to do when several types in different CUs have same name ? 1019 */ 1020 if (!existing) 1021 { 1022 void* ptr; 1023 struct symt_ht* type; 1024 struct hash_table_iter hti; 1025 1026 hash_table_iter_init(&ctp->module->ht_types, &hti, name); 1027 while ((ptr = hash_table_iter_up(&hti))) 1028 { 1029 type = CONTAINING_RECORD(ptr, struct symt_ht, hash_elt); 1030 1031 if (type->symt.tag == SymTagUDT && 1032 type->hash_elt.name && !strcmp(type->hash_elt.name, name)) 1033 { 1034 existing = &type->symt; 1035 break; 1036 } 1037 } 1038 } 1039 if (existing) 1040 { 1041 if (!(symt = codeview_cast_symt(existing, SymTagUDT))) return NULL; 1042 /* should also check that all fields are the same */ 1043 if (!(property & 0x80)) /* 0x80 = forward declaration */ 1044 { 1045 if (!symt->size) /* likely prior forward declaration, set UDT size */ 1046 symt_set_udt_size(ctp->module, symt, structlen); 1047 else /* different UDT with same name, create a new type */ 1048 existing = NULL; 1049 } 1050 } 1051 if (!existing) symt = symt_new_udt(ctp->module, name, structlen, kind); 1052 1053 return &symt->symt; 1054 } 1055 1056 static struct symt* codeview_new_func_signature(struct codeview_type_parse* ctp, 1057 struct symt* existing, 1058 enum CV_call_e call_conv) 1059 { 1060 struct symt_function_signature* sym; 1061 1062 if (existing) 1063 { 1064 sym = codeview_cast_symt(existing, SymTagFunctionType); 1065 if (!sym) return NULL; 1066 } 1067 else 1068 { 1069 sym = symt_new_function_signature(ctp->module, NULL, call_conv); 1070 } 1071 return &sym->symt; 1072 } 1073 1074 static void codeview_add_func_signature_args(struct codeview_type_parse* ctp, 1075 struct symt_function_signature* sym, 1076 unsigned ret_type, 1077 unsigned args_list) 1078 { 1079 const union codeview_reftype* reftype; 1080 1081 sym->rettype = codeview_fetch_type(ctp, ret_type, FALSE); 1082 if (args_list && (reftype = codeview_jump_to_type(ctp, args_list))) 1083 { 1084 unsigned int i; 1085 switch (reftype->generic.id) 1086 { 1087 case LF_ARGLIST_V1: 1088 for (i = 0; i < reftype->arglist_v1.num; i++) 1089 symt_add_function_signature_parameter(ctp->module, sym, 1090 codeview_fetch_type(ctp, reftype->arglist_v1.args[i], FALSE)); 1091 break; 1092 case LF_ARGLIST_V2: 1093 for (i = 0; i < reftype->arglist_v2.num; i++) 1094 symt_add_function_signature_parameter(ctp->module, sym, 1095 codeview_fetch_type(ctp, reftype->arglist_v2.args[i], FALSE)); 1096 break; 1097 default: 1098 FIXME("Unexpected leaf %x for signature's pmt\n", reftype->generic.id); 1099 } 1100 } 1101 } 1102 1103 static struct symt* codeview_parse_one_type(struct codeview_type_parse* ctp, 1104 unsigned curr_type, 1105 const union codeview_type* type, BOOL details) 1106 { 1107 struct symt* symt; 1108 int value, leaf_len; 1109 const struct p_string* p_name; 1110 const char* c_name; 1111 struct symt* existing; 1112 1113 existing = codeview_get_type(curr_type, TRUE); 1114 1115 switch (type->generic.id) 1116 { 1117 case LF_MODIFIER_V1: 1118 /* FIXME: we don't handle modifiers, 1119 * but read previous type on the curr_type 1120 */ 1121 WARN("Modifier on %x: %s%s%s%s\n", 1122 type->modifier_v1.type, 1123 type->modifier_v1.attribute & 0x01 ? "const " : "", 1124 type->modifier_v1.attribute & 0x02 ? "volatile " : "", 1125 type->modifier_v1.attribute & 0x04 ? "unaligned " : "", 1126 type->modifier_v1.attribute & ~0x07 ? "unknown " : ""); 1127 symt = codeview_fetch_type(ctp, type->modifier_v1.type, details); 1128 break; 1129 case LF_MODIFIER_V2: 1130 /* FIXME: we don't handle modifiers, but readd previous type on the curr_type */ 1131 WARN("Modifier on %x: %s%s%s%s\n", 1132 type->modifier_v2.type, 1133 type->modifier_v2.attribute & 0x01 ? "const " : "", 1134 type->modifier_v2.attribute & 0x02 ? "volatile " : "", 1135 type->modifier_v2.attribute & 0x04 ? "unaligned " : "", 1136 type->modifier_v2.attribute & ~0x07 ? "unknown " : ""); 1137 symt = codeview_fetch_type(ctp, type->modifier_v2.type, details); 1138 break; 1139 1140 case LF_POINTER_V1: 1141 symt = codeview_add_type_pointer(ctp, existing, type->pointer_v1.datatype); 1142 break; 1143 case LF_POINTER_V2: 1144 symt = codeview_add_type_pointer(ctp, existing, type->pointer_v2.datatype); 1145 break; 1146 1147 case LF_ARRAY_V1: 1148 if (existing) symt = codeview_cast_symt(existing, SymTagArrayType); 1149 else 1150 { 1151 leaf_len = numeric_leaf(&value, &type->array_v1.arrlen); 1152 p_name = (const struct p_string*)((const unsigned char*)&type->array_v1.arrlen + leaf_len); 1153 symt = codeview_add_type_array(ctp, terminate_string(p_name), 1154 type->array_v1.elemtype, 1155 type->array_v1.idxtype, value); 1156 } 1157 break; 1158 case LF_ARRAY_V2: 1159 if (existing) symt = codeview_cast_symt(existing, SymTagArrayType); 1160 else 1161 { 1162 leaf_len = numeric_leaf(&value, &type->array_v2.arrlen); 1163 p_name = (const struct p_string*)((const unsigned char*)&type->array_v2.arrlen + leaf_len); 1164 1165 symt = codeview_add_type_array(ctp, terminate_string(p_name), 1166 type->array_v2.elemtype, 1167 type->array_v2.idxtype, value); 1168 } 1169 break; 1170 case LF_ARRAY_V3: 1171 if (existing) symt = codeview_cast_symt(existing, SymTagArrayType); 1172 else 1173 { 1174 leaf_len = numeric_leaf(&value, &type->array_v3.arrlen); 1175 c_name = (const char*)&type->array_v3.arrlen + leaf_len; 1176 1177 symt = codeview_add_type_array(ctp, c_name, 1178 type->array_v3.elemtype, 1179 type->array_v3.idxtype, value); 1180 } 1181 break; 1182 1183 case LF_STRUCTURE_V1: 1184 case LF_CLASS_V1: 1185 leaf_len = numeric_leaf(&value, &type->struct_v1.structlen); 1186 p_name = (const struct p_string*)((const unsigned char*)&type->struct_v1.structlen + leaf_len); 1187 symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), value, 1188 type->generic.id == LF_CLASS_V1 ? UdtClass : UdtStruct, 1189 type->struct_v1.property); 1190 if (details) 1191 { 1192 codeview_add_type(curr_type, symt); 1193 if (!(type->struct_v1.property & 0x80)) /* 0x80 = forward declaration */ 1194 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt, 1195 type->struct_v1.fieldlist); 1196 } 1197 break; 1198 1199 case LF_STRUCTURE_V2: 1200 case LF_CLASS_V2: 1201 leaf_len = numeric_leaf(&value, &type->struct_v2.structlen); 1202 p_name = (const struct p_string*)((const unsigned char*)&type->struct_v2.structlen + leaf_len); 1203 symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), value, 1204 type->generic.id == LF_CLASS_V2 ? UdtClass : UdtStruct, 1205 type->struct_v2.property); 1206 if (details) 1207 { 1208 codeview_add_type(curr_type, symt); 1209 if (!(type->struct_v2.property & 0x80)) /* 0x80 = forward declaration */ 1210 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt, 1211 type->struct_v2.fieldlist); 1212 } 1213 break; 1214 1215 case LF_STRUCTURE_V3: 1216 case LF_CLASS_V3: 1217 leaf_len = numeric_leaf(&value, &type->struct_v3.structlen); 1218 c_name = (const char*)&type->struct_v3.structlen + leaf_len; 1219 symt = codeview_add_type_struct(ctp, existing, c_name, value, 1220 type->generic.id == LF_CLASS_V3 ? UdtClass : UdtStruct, 1221 type->struct_v3.property); 1222 if (details) 1223 { 1224 codeview_add_type(curr_type, symt); 1225 if (!(type->struct_v3.property & 0x80)) /* 0x80 = forward declaration */ 1226 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt, 1227 type->struct_v3.fieldlist); 1228 } 1229 break; 1230 1231 case LF_UNION_V1: 1232 leaf_len = numeric_leaf(&value, &type->union_v1.un_len); 1233 p_name = (const struct p_string*)((const unsigned char*)&type->union_v1.un_len + leaf_len); 1234 symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), 1235 value, UdtUnion, type->union_v1.property); 1236 if (details) 1237 { 1238 codeview_add_type(curr_type, symt); 1239 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt, 1240 type->union_v1.fieldlist); 1241 } 1242 break; 1243 1244 case LF_UNION_V2: 1245 leaf_len = numeric_leaf(&value, &type->union_v2.un_len); 1246 p_name = (const struct p_string*)((const unsigned char*)&type->union_v2.un_len + leaf_len); 1247 symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), 1248 value, UdtUnion, type->union_v2.property); 1249 if (details) 1250 { 1251 codeview_add_type(curr_type, symt); 1252 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt, 1253 type->union_v2.fieldlist); 1254 } 1255 break; 1256 1257 case LF_UNION_V3: 1258 leaf_len = numeric_leaf(&value, &type->union_v3.un_len); 1259 c_name = (const char*)&type->union_v3.un_len + leaf_len; 1260 symt = codeview_add_type_struct(ctp, existing, c_name, 1261 value, UdtUnion, type->union_v3.property); 1262 if (details) 1263 { 1264 codeview_add_type(curr_type, symt); 1265 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt, 1266 type->union_v3.fieldlist); 1267 } 1268 break; 1269 1270 case LF_ENUM_V1: 1271 symt = codeview_add_type_enum(ctp, existing, 1272 terminate_string(&type->enumeration_v1.p_name), 1273 type->enumeration_v1.fieldlist, 1274 type->enumeration_v1.type); 1275 break; 1276 1277 case LF_ENUM_V2: 1278 symt = codeview_add_type_enum(ctp, existing, 1279 terminate_string(&type->enumeration_v2.p_name), 1280 type->enumeration_v2.fieldlist, 1281 type->enumeration_v2.type); 1282 break; 1283 1284 case LF_ENUM_V3: 1285 symt = codeview_add_type_enum(ctp, existing, type->enumeration_v3.name, 1286 type->enumeration_v3.fieldlist, 1287 type->enumeration_v3.type); 1288 break; 1289 1290 case LF_PROCEDURE_V1: 1291 symt = codeview_new_func_signature(ctp, existing, type->procedure_v1.call); 1292 if (details) 1293 { 1294 codeview_add_type(curr_type, symt); 1295 codeview_add_func_signature_args(ctp, 1296 (struct symt_function_signature*)symt, 1297 type->procedure_v1.rvtype, 1298 type->procedure_v1.arglist); 1299 } 1300 break; 1301 case LF_PROCEDURE_V2: 1302 symt = codeview_new_func_signature(ctp, existing,type->procedure_v2.call); 1303 if (details) 1304 { 1305 codeview_add_type(curr_type, symt); 1306 codeview_add_func_signature_args(ctp, 1307 (struct symt_function_signature*)symt, 1308 type->procedure_v2.rvtype, 1309 type->procedure_v2.arglist); 1310 } 1311 break; 1312 1313 case LF_MFUNCTION_V1: 1314 /* FIXME: for C++, this is plain wrong, but as we don't use arg types 1315 * nor class information, this would just do for now 1316 */ 1317 symt = codeview_new_func_signature(ctp, existing, type->mfunction_v1.call); 1318 if (details) 1319 { 1320 codeview_add_type(curr_type, symt); 1321 codeview_add_func_signature_args(ctp, 1322 (struct symt_function_signature*)symt, 1323 type->mfunction_v1.rvtype, 1324 type->mfunction_v1.arglist); 1325 } 1326 break; 1327 case LF_MFUNCTION_V2: 1328 /* FIXME: for C++, this is plain wrong, but as we don't use arg types 1329 * nor class information, this would just do for now 1330 */ 1331 symt = codeview_new_func_signature(ctp, existing, type->mfunction_v2.call); 1332 if (details) 1333 { 1334 codeview_add_type(curr_type, symt); 1335 codeview_add_func_signature_args(ctp, 1336 (struct symt_function_signature*)symt, 1337 type->mfunction_v2.rvtype, 1338 type->mfunction_v2.arglist); 1339 } 1340 break; 1341 1342 case LF_VTSHAPE_V1: 1343 /* this is an ugly hack... FIXME when we have C++ support */ 1344 if (!(symt = existing)) 1345 { 1346 char buf[128]; 1347 snprintf(buf, sizeof(buf), "__internal_vt_shape_%x\n", curr_type); 1348 symt = &symt_new_udt(ctp->module, buf, 0, UdtStruct)->symt; 1349 } 1350 break; 1351 default: 1352 FIXME("Unsupported type-id leaf %x\n", type->generic.id); 1353 dump(type, 2 + type->generic.len); 1354 return NULL; 1355 } 1356 return codeview_add_type(curr_type, symt) ? symt : NULL; 1357 } 1358 1359 static BOOL codeview_parse_type_table(struct codeview_type_parse* ctp) 1360 { 1361 unsigned int curr_type = FIRST_DEFINABLE_TYPE; 1362 const union codeview_type* type; 1363 1364 for (curr_type = FIRST_DEFINABLE_TYPE; curr_type < FIRST_DEFINABLE_TYPE + ctp->num; curr_type++) 1365 { 1366 type = codeview_jump_to_type(ctp, curr_type); 1367 1368 /* type records we're interested in are the ones referenced by symbols 1369 * The known ranges are (X mark the ones we want): 1370 * X 0000-0016 for V1 types 1371 * 0200-020c for V1 types referenced by other types 1372 * 0400-040f for V1 types (complex lists & sets) 1373 * X 1000-100f for V2 types 1374 * 1200-120c for V2 types referenced by other types 1375 * 1400-140f for V1 types (complex lists & sets) 1376 * X 1500-150d for V3 types 1377 * 8000-8010 for numeric leafes 1378 */ 1379 if (!(type->generic.id & 0x8600) || (type->generic.id & 0x0100)) 1380 codeview_parse_one_type(ctp, curr_type, type, TRUE); 1381 } 1382 1383 return TRUE; 1384 } 1385 1386 /*======================================================================== 1387 * Process CodeView line number information. 1388 */ 1389 static ULONG_PTR codeview_get_address(const struct msc_debug_info* msc_dbg, 1390 unsigned seg, unsigned offset); 1391 1392 static void codeview_snarf_linetab(const struct msc_debug_info* msc_dbg, const BYTE* linetab, 1393 int size, BOOL pascal_str) 1394 { 1395 const BYTE* ptr = linetab; 1396 int nfile, nseg; 1397 int i, j; 1398 unsigned int k; 1399 const unsigned int* filetab; 1400 const unsigned int* lt_ptr; 1401 const unsigned short* linenos; 1402 const struct startend* start; 1403 unsigned source; 1404 ULONG_PTR addr, func_addr0; 1405 struct symt_function* func; 1406 const struct codeview_linetab_block* ltb; 1407 1408 nfile = *(const short*)linetab; 1409 filetab = (const unsigned int*)(linetab + 2 * sizeof(short)); 1410 1411 for (i = 0; i < nfile; i++) 1412 { 1413 ptr = linetab + filetab[i]; 1414 nseg = *(const short*)ptr; 1415 lt_ptr = (const unsigned int*)(ptr + 2 * sizeof(short)); 1416 start = (const struct startend*)(lt_ptr + nseg); 1417 1418 /* 1419 * Now snarf the filename for all of the segments for this file. 1420 */ 1421 if (pascal_str) 1422 source = source_new(msc_dbg->module, NULL, terminate_string((const struct p_string*)(start + nseg))); 1423 else 1424 source = source_new(msc_dbg->module, NULL, (const char*)(start + nseg)); 1425 1426 for (j = 0; j < nseg; j++) 1427 { 1428 ltb = (const struct codeview_linetab_block*)(linetab + *lt_ptr++); 1429 linenos = (const unsigned short*)<b->offsets[ltb->num_lines]; 1430 func_addr0 = codeview_get_address(msc_dbg, ltb->seg, start[j].start); 1431 if (!func_addr0) continue; 1432 for (func = NULL, k = 0; k < ltb->num_lines; k++) 1433 { 1434 /* now locate function (if any) */ 1435 addr = func_addr0 + ltb->offsets[k] - start[j].start; 1436 /* unfortunately, we can have several functions in the same block, if there's no 1437 * gap between them... find the new function if needed 1438 */ 1439 if (!func || addr >= func->address + func->size) 1440 { 1441 func = (struct symt_function*)symt_find_nearest(msc_dbg->module, addr); 1442 /* FIXME: at least labels support line numbers */ 1443 if (!func || func->symt.tag != SymTagFunction) 1444 { 1445 WARN("--not a func at %04x:%08x %lx tag=%d\n", 1446 ltb->seg, ltb->offsets[k], addr, func ? func->symt.tag : -1); 1447 func = NULL; 1448 break; 1449 } 1450 } 1451 symt_add_func_line(msc_dbg->module, func, source, 1452 linenos[k], addr - func->address); 1453 } 1454 } 1455 } 1456 } 1457 1458 static void codeview_snarf_linetab2(const struct msc_debug_info* msc_dbg, const BYTE* linetab, DWORD size, 1459 const char* strimage, DWORD strsize) 1460 { 1461 unsigned i; 1462 DWORD_PTR addr; 1463 const struct codeview_linetab2* lt2; 1464 const struct codeview_linetab2* lt2_files = NULL; 1465 const struct codeview_lt2blk_lines* lines_blk; 1466 const struct codeview_linetab2_file*fd; 1467 unsigned source; 1468 struct symt_function* func; 1469 1470 /* locate LT2_FILES_BLOCK (if any) */ 1471 lt2 = (const struct codeview_linetab2*)linetab; 1472 while ((const BYTE*)(lt2 + 1) < linetab + size) 1473 { 1474 if (lt2->header == LT2_FILES_BLOCK) 1475 { 1476 lt2_files = lt2; 1477 break; 1478 } 1479 lt2 = codeview_linetab2_next_block(lt2); 1480 } 1481 if (!lt2_files) 1482 { 1483 TRACE("No LT2_FILES_BLOCK found\n"); 1484 return; 1485 } 1486 1487 lt2 = (const struct codeview_linetab2*)linetab; 1488 while ((const BYTE*)(lt2 + 1) < linetab + size) 1489 { 1490 /* FIXME: should also check that whole lines_blk fits in linetab + size */ 1491 switch (lt2->header) 1492 { 1493 case LT2_LINES_BLOCK: 1494 /* Skip blocks that are too small - Intel C Compiler generates these. */ 1495 if (lt2->size_of_block < sizeof (struct codeview_lt2blk_lines)) break; 1496 lines_blk = (const struct codeview_lt2blk_lines*)lt2; 1497 /* FIXME: should check that file_offset is within the LT2_FILES_BLOCK we've seen */ 1498 addr = codeview_get_address(msc_dbg, lines_blk->seg, lines_blk->start); 1499 TRACE("block from %04x:%08x #%x (%x lines)\n", 1500 lines_blk->seg, lines_blk->start, lines_blk->size, lines_blk->nlines); 1501 fd = (const struct codeview_linetab2_file*)((const char*)lt2_files + 8 + lines_blk->file_offset); 1502 /* FIXME: should check that string is within strimage + strsize */ 1503 source = source_new(msc_dbg->module, NULL, strimage + fd->offset); 1504 func = (struct symt_function*)symt_find_nearest(msc_dbg->module, addr); 1505 /* FIXME: at least labels support line numbers */ 1506 if (!func || func->symt.tag != SymTagFunction) 1507 { 1508 WARN("--not a func at %04x:%08x %lx tag=%d\n", 1509 lines_blk->seg, lines_blk->start, addr, func ? func->symt.tag : -1); 1510 break; 1511 } 1512 for (i = 0; i < lines_blk->nlines; i++) 1513 { 1514 symt_add_func_line(msc_dbg->module, func, source, 1515 lines_blk->l[i].lineno ^ 0x80000000, 1516 lines_blk->l[i].offset); 1517 } 1518 break; 1519 case LT2_FILES_BLOCK: /* skip */ 1520 break; 1521 default: 1522 TRACE("Block end %x\n", lt2->header); 1523 lt2 = (const struct codeview_linetab2*)((const char*)linetab + size); 1524 continue; 1525 } 1526 lt2 = codeview_linetab2_next_block(lt2); 1527 } 1528 } 1529 1530 /*======================================================================== 1531 * Process CodeView symbol information. 1532 */ 1533 1534 static unsigned int codeview_map_offset(const struct msc_debug_info* msc_dbg, 1535 unsigned int offset) 1536 { 1537 int nomap = msc_dbg->nomap; 1538 const OMAP_DATA* omapp = msc_dbg->omapp; 1539 int i; 1540 1541 if (!nomap || !omapp) return offset; 1542 1543 /* FIXME: use binary search */ 1544 for (i = 0; i < nomap - 1; i++) 1545 if (omapp[i].from <= offset && omapp[i+1].from > offset) 1546 return !omapp[i].to ? 0 : omapp[i].to + (offset - omapp[i].from); 1547 1548 return 0; 1549 } 1550 1551 static ULONG_PTR codeview_get_address(const struct msc_debug_info* msc_dbg, 1552 unsigned seg, unsigned offset) 1553 { 1554 int nsect = msc_dbg->nsect; 1555 const IMAGE_SECTION_HEADER* sectp = msc_dbg->sectp; 1556 1557 if (!seg || seg > nsect) return 0; 1558 return msc_dbg->module->module.BaseOfImage + 1559 codeview_map_offset(msc_dbg, sectp[seg-1].VirtualAddress + offset); 1560 } 1561 1562 static inline void codeview_add_variable(const struct msc_debug_info* msc_dbg, 1563 struct symt_compiland* compiland, 1564 const char* name, 1565 unsigned segment, unsigned offset, 1566 unsigned symtype, BOOL is_local, BOOL in_tls, BOOL force) 1567 { 1568 if (name && *name) 1569 { 1570 struct location loc; 1571 1572 loc.kind = in_tls ? loc_tlsrel : loc_absolute; 1573 loc.reg = 0; 1574 loc.offset = in_tls ? offset : codeview_get_address(msc_dbg, segment, offset); 1575 if (force || in_tls || !symt_find_nearest(msc_dbg->module, loc.offset)) 1576 { 1577 symt_new_global_variable(msc_dbg->module, compiland, 1578 name, is_local, loc, 0, 1579 codeview_get_type(symtype, FALSE)); 1580 } 1581 } 1582 } 1583 1584 static BOOL codeview_snarf(const struct msc_debug_info* msc_dbg, const BYTE* root, 1585 int offset, int size, BOOL do_globals) 1586 { 1587 struct symt_function* curr_func = NULL; 1588 int i, length; 1589 struct symt_block* block = NULL; 1590 struct symt* symt; 1591 struct symt_compiland* compiland = NULL; 1592 struct location loc; 1593 1594 /* 1595 * Loop over the different types of records and whenever we 1596 * find something we are interested in, record it and move on. 1597 */ 1598 for (i = offset; i < size; i += length) 1599 { 1600 const union codeview_symbol* sym = (const union codeview_symbol*)(root + i); 1601 length = sym->generic.len + 2; 1602 if (i + length > size) break; 1603 if (!sym->generic.id || length < 4) break; 1604 if (length & 3) FIXME("unpadded len %u\n", length); 1605 1606 switch (sym->generic.id) 1607 { 1608 /* 1609 * Global and local data symbols. We don't associate these 1610 * with any given source file. 1611 */ 1612 case S_GDATA_V1: 1613 case S_LDATA_V1: 1614 if (do_globals) 1615 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v1.p_name), 1616 sym->data_v1.segment, sym->data_v1.offset, sym->data_v1.symtype, 1617 sym->generic.id == S_LDATA_V1, FALSE, TRUE); 1618 break; 1619 case S_GDATA_V2: 1620 case S_LDATA_V2: 1621 if (do_globals) 1622 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v2.p_name), 1623 sym->data_v2.segment, sym->data_v2.offset, sym->data_v2.symtype, 1624 sym->generic.id == S_LDATA_V2, FALSE, TRUE); 1625 break; 1626 case S_GDATA_V3: 1627 case S_LDATA_V3: 1628 if (do_globals) 1629 codeview_add_variable(msc_dbg, compiland, sym->data_v3.name, 1630 sym->data_v3.segment, sym->data_v3.offset, sym->data_v3.symtype, 1631 sym->generic.id == S_LDATA_V3, FALSE, TRUE); 1632 break; 1633 1634 /* variables with thread storage */ 1635 case S_GTHREAD_V1: 1636 case S_LTHREAD_V1: 1637 if (do_globals) 1638 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v1.p_name), 1639 sym->thread_v1.segment, sym->thread_v1.offset, sym->thread_v1.symtype, 1640 sym->generic.id == S_LTHREAD_V1, TRUE, TRUE); 1641 break; 1642 case S_GTHREAD_V2: 1643 case S_LTHREAD_V2: 1644 if (do_globals) 1645 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v2.p_name), 1646 sym->thread_v2.segment, sym->thread_v2.offset, sym->thread_v2.symtype, 1647 sym->generic.id == S_LTHREAD_V2, TRUE, TRUE); 1648 break; 1649 case S_GTHREAD_V3: 1650 case S_LTHREAD_V3: 1651 if (do_globals) 1652 codeview_add_variable(msc_dbg, compiland, sym->thread_v3.name, 1653 sym->thread_v3.segment, sym->thread_v3.offset, sym->thread_v3.symtype, 1654 sym->generic.id == S_LTHREAD_V3, TRUE, TRUE); 1655 break; 1656 1657 /* Public symbols */ 1658 case S_PUB_V1: 1659 case S_PUB_V2: 1660 case S_PUB_V3: 1661 case S_PUB_FUNC1_V3: 1662 case S_PUB_FUNC2_V3: 1663 /* will be handled later on in codeview_snarf_public */ 1664 break; 1665 1666 /* 1667 * Sort of like a global function, but it just points 1668 * to a thunk, which is a stupid name for what amounts to 1669 * a PLT slot in the normal jargon that everyone else uses. 1670 */ 1671 case S_THUNK_V1: 1672 symt_new_thunk(msc_dbg->module, compiland, 1673 terminate_string(&sym->thunk_v1.p_name), sym->thunk_v1.thtype, 1674 codeview_get_address(msc_dbg, sym->thunk_v1.segment, sym->thunk_v1.offset), 1675 sym->thunk_v1.thunk_len); 1676 break; 1677 case S_THUNK_V3: 1678 symt_new_thunk(msc_dbg->module, compiland, 1679 sym->thunk_v3.name, sym->thunk_v3.thtype, 1680 codeview_get_address(msc_dbg, sym->thunk_v3.segment, sym->thunk_v3.offset), 1681 sym->thunk_v3.thunk_len); 1682 break; 1683 1684 /* 1685 * Global and static functions. 1686 */ 1687 case S_GPROC_V1: 1688 case S_LPROC_V1: 1689 if (curr_func) FIXME("nested function\n"); 1690 curr_func = symt_new_function(msc_dbg->module, compiland, 1691 terminate_string(&sym->proc_v1.p_name), 1692 codeview_get_address(msc_dbg, sym->proc_v1.segment, sym->proc_v1.offset), 1693 sym->proc_v1.proc_len, 1694 codeview_get_type(sym->proc_v1.proctype, FALSE)); 1695 loc.kind = loc_absolute; 1696 loc.offset = sym->proc_v1.debug_start; 1697 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL); 1698 loc.offset = sym->proc_v1.debug_end; 1699 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL); 1700 break; 1701 case S_GPROC_V2: 1702 case S_LPROC_V2: 1703 if (curr_func) FIXME("nested function\n"); 1704 curr_func = symt_new_function(msc_dbg->module, compiland, 1705 terminate_string(&sym->proc_v2.p_name), 1706 codeview_get_address(msc_dbg, sym->proc_v2.segment, sym->proc_v2.offset), 1707 sym->proc_v2.proc_len, 1708 codeview_get_type(sym->proc_v2.proctype, FALSE)); 1709 loc.kind = loc_absolute; 1710 loc.offset = sym->proc_v2.debug_start; 1711 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL); 1712 loc.offset = sym->proc_v2.debug_end; 1713 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL); 1714 break; 1715 case S_GPROC_V3: 1716 case S_LPROC_V3: 1717 if (curr_func) FIXME("nested function\n"); 1718 curr_func = symt_new_function(msc_dbg->module, compiland, 1719 sym->proc_v3.name, 1720 codeview_get_address(msc_dbg, sym->proc_v3.segment, sym->proc_v3.offset), 1721 sym->proc_v3.proc_len, 1722 codeview_get_type(sym->proc_v3.proctype, FALSE)); 1723 loc.kind = loc_absolute; 1724 loc.offset = sym->proc_v3.debug_start; 1725 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL); 1726 loc.offset = sym->proc_v3.debug_end; 1727 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL); 1728 break; 1729 /* 1730 * Function parameters and stack variables. 1731 */ 1732 case S_BPREL_V1: 1733 loc.kind = loc_regrel; 1734 /* Yes, it's i386 dependent, but that's the symbol purpose. S_REGREL is used on other CPUs */ 1735 loc.reg = CV_REG_EBP; 1736 loc.offset = sym->stack_v1.offset; 1737 symt_add_func_local(msc_dbg->module, curr_func, 1738 sym->stack_v1.offset > 0 ? DataIsParam : DataIsLocal, 1739 &loc, block, 1740 codeview_get_type(sym->stack_v1.symtype, FALSE), 1741 terminate_string(&sym->stack_v1.p_name)); 1742 break; 1743 case S_BPREL_V2: 1744 loc.kind = loc_regrel; 1745 /* Yes, it's i386 dependent, but that's the symbol purpose. S_REGREL is used on other CPUs */ 1746 loc.reg = CV_REG_EBP; 1747 loc.offset = sym->stack_v2.offset; 1748 symt_add_func_local(msc_dbg->module, curr_func, 1749 sym->stack_v2.offset > 0 ? DataIsParam : DataIsLocal, 1750 &loc, block, 1751 codeview_get_type(sym->stack_v2.symtype, FALSE), 1752 terminate_string(&sym->stack_v2.p_name)); 1753 break; 1754 case S_BPREL_V3: 1755 loc.kind = loc_regrel; 1756 /* Yes, it's i386 dependent, but that's the symbol purpose. S_REGREL is used on other CPUs */ 1757 loc.reg = CV_REG_EBP; 1758 loc.offset = sym->stack_v3.offset; 1759 symt_add_func_local(msc_dbg->module, curr_func, 1760 sym->stack_v3.offset > 0 ? DataIsParam : DataIsLocal, 1761 &loc, block, 1762 codeview_get_type(sym->stack_v3.symtype, FALSE), 1763 sym->stack_v3.name); 1764 break; 1765 case S_REGREL_V3: 1766 loc.kind = loc_regrel; 1767 loc.reg = sym->regrel_v3.reg; 1768 loc.offset = sym->regrel_v3.offset; 1769 symt_add_func_local(msc_dbg->module, curr_func, 1770 /* FIXME this is wrong !!! */ 1771 sym->regrel_v3.offset > 0 ? DataIsParam : DataIsLocal, 1772 &loc, block, 1773 codeview_get_type(sym->regrel_v3.symtype, FALSE), 1774 sym->regrel_v3.name); 1775 break; 1776 1777 case S_REGISTER_V1: 1778 loc.kind = loc_register; 1779 loc.reg = sym->register_v1.reg; 1780 loc.offset = 0; 1781 symt_add_func_local(msc_dbg->module, curr_func, 1782 DataIsLocal, &loc, 1783 block, codeview_get_type(sym->register_v1.type, FALSE), 1784 terminate_string(&sym->register_v1.p_name)); 1785 break; 1786 case S_REGISTER_V2: 1787 loc.kind = loc_register; 1788 loc.reg = sym->register_v2.reg; 1789 loc.offset = 0; 1790 symt_add_func_local(msc_dbg->module, curr_func, 1791 DataIsLocal, &loc, 1792 block, codeview_get_type(sym->register_v2.type, FALSE), 1793 terminate_string(&sym->register_v2.p_name)); 1794 break; 1795 case S_REGISTER_V3: 1796 loc.kind = loc_register; 1797 loc.reg = sym->register_v3.reg; 1798 loc.offset = 0; 1799 symt_add_func_local(msc_dbg->module, curr_func, 1800 DataIsLocal, &loc, 1801 block, codeview_get_type(sym->register_v3.type, FALSE), 1802 sym->register_v3.name); 1803 break; 1804 1805 case S_BLOCK_V1: 1806 block = symt_open_func_block(msc_dbg->module, curr_func, block, 1807 codeview_get_address(msc_dbg, sym->block_v1.segment, sym->block_v1.offset), 1808 sym->block_v1.length); 1809 break; 1810 case S_BLOCK_V3: 1811 block = symt_open_func_block(msc_dbg->module, curr_func, block, 1812 codeview_get_address(msc_dbg, sym->block_v3.segment, sym->block_v3.offset), 1813 sym->block_v3.length); 1814 break; 1815 1816 case S_END_V1: 1817 if (block) 1818 { 1819 block = symt_close_func_block(msc_dbg->module, curr_func, block, 0); 1820 } 1821 else if (curr_func) 1822 { 1823 symt_normalize_function(msc_dbg->module, curr_func); 1824 curr_func = NULL; 1825 } 1826 break; 1827 1828 case S_COMPILAND_V1: 1829 TRACE("S-Compiland-V1 %x %s\n", 1830 sym->compiland_v1.unknown, terminate_string(&sym->compiland_v1.p_name)); 1831 break; 1832 1833 case S_COMPILAND_V2: 1834 TRACE("S-Compiland-V2 %s\n", terminate_string(&sym->compiland_v2.p_name)); 1835 if (TRACE_ON(dbghelp_msc)) 1836 { 1837 const char* ptr1 = sym->compiland_v2.p_name.name + sym->compiland_v2.p_name.namelen; 1838 const char* ptr2; 1839 while (*ptr1) 1840 { 1841 ptr2 = ptr1 + strlen(ptr1) + 1; 1842 TRACE("\t%s => %s\n", ptr1, debugstr_a(ptr2)); 1843 ptr1 = ptr2 + strlen(ptr2) + 1; 1844 } 1845 } 1846 break; 1847 case S_COMPILAND_V3: 1848 TRACE("S-Compiland-V3 %s\n", sym->compiland_v3.name); 1849 if (TRACE_ON(dbghelp_msc)) 1850 { 1851 const char* ptr1 = sym->compiland_v3.name + strlen(sym->compiland_v3.name); 1852 const char* ptr2; 1853 while (*ptr1) 1854 { 1855 ptr2 = ptr1 + strlen(ptr1) + 1; 1856 TRACE("\t%s => %s\n", ptr1, debugstr_a(ptr2)); 1857 ptr1 = ptr2 + strlen(ptr2) + 1; 1858 } 1859 } 1860 break; 1861 1862 case S_OBJNAME_V1: 1863 TRACE("S-ObjName %s\n", terminate_string(&sym->objname_v1.p_name)); 1864 compiland = symt_new_compiland(msc_dbg->module, 0 /* FIXME */, 1865 source_new(msc_dbg->module, NULL, 1866 terminate_string(&sym->objname_v1.p_name))); 1867 break; 1868 1869 case S_LABEL_V1: 1870 if (curr_func) 1871 { 1872 loc.kind = loc_absolute; 1873 loc.offset = codeview_get_address(msc_dbg, sym->label_v1.segment, sym->label_v1.offset) - curr_func->address; 1874 symt_add_function_point(msc_dbg->module, curr_func, SymTagLabel, &loc, 1875 terminate_string(&sym->label_v1.p_name)); 1876 } 1877 else symt_new_label(msc_dbg->module, compiland, 1878 terminate_string(&sym->label_v1.p_name), 1879 codeview_get_address(msc_dbg, sym->label_v1.segment, sym->label_v1.offset)); 1880 break; 1881 case S_LABEL_V3: 1882 if (curr_func) 1883 { 1884 loc.kind = loc_absolute; 1885 loc.offset = codeview_get_address(msc_dbg, sym->label_v3.segment, sym->label_v3.offset) - curr_func->address; 1886 symt_add_function_point(msc_dbg->module, curr_func, SymTagLabel, 1887 &loc, sym->label_v3.name); 1888 } 1889 else symt_new_label(msc_dbg->module, compiland, sym->label_v3.name, 1890 codeview_get_address(msc_dbg, sym->label_v3.segment, sym->label_v3.offset)); 1891 break; 1892 1893 case S_CONSTANT_V1: 1894 { 1895 int vlen; 1896 const struct p_string* name; 1897 struct symt* se; 1898 VARIANT v; 1899 1900 vlen = leaf_as_variant(&v, &sym->constant_v1.cvalue); 1901 name = (const struct p_string*)((const char*)&sym->constant_v1.cvalue + vlen); 1902 se = codeview_get_type(sym->constant_v1.type, FALSE); 1903 1904 TRACE("S-Constant-V1 %u %s %x\n", 1905 v.n1.n2.n3.intVal, terminate_string(name), sym->constant_v1.type); 1906 symt_new_constant(msc_dbg->module, compiland, terminate_string(name), 1907 se, &v); 1908 } 1909 break; 1910 case S_CONSTANT_V2: 1911 { 1912 int vlen; 1913 const struct p_string* name; 1914 struct symt* se; 1915 VARIANT v; 1916 1917 vlen = leaf_as_variant(&v, &sym->constant_v2.cvalue); 1918 name = (const struct p_string*)((const char*)&sym->constant_v2.cvalue + vlen); 1919 se = codeview_get_type(sym->constant_v2.type, FALSE); 1920 1921 TRACE("S-Constant-V2 %u %s %x\n", 1922 v.n1.n2.n3.intVal, terminate_string(name), sym->constant_v2.type); 1923 symt_new_constant(msc_dbg->module, compiland, terminate_string(name), 1924 se, &v); 1925 } 1926 break; 1927 case S_CONSTANT_V3: 1928 { 1929 int vlen; 1930 const char* name; 1931 struct symt* se; 1932 VARIANT v; 1933 1934 vlen = leaf_as_variant(&v, &sym->constant_v3.cvalue); 1935 name = (const char*)&sym->constant_v3.cvalue + vlen; 1936 se = codeview_get_type(sym->constant_v3.type, FALSE); 1937 1938 TRACE("S-Constant-V3 %u %s %x\n", 1939 v.n1.n2.n3.intVal, name, sym->constant_v3.type); 1940 /* FIXME: we should add this as a constant value */ 1941 symt_new_constant(msc_dbg->module, compiland, name, se, &v); 1942 } 1943 break; 1944 1945 case S_UDT_V1: 1946 if (sym->udt_v1.type) 1947 { 1948 if ((symt = codeview_get_type(sym->udt_v1.type, FALSE))) 1949 symt_new_typedef(msc_dbg->module, symt, 1950 terminate_string(&sym->udt_v1.p_name)); 1951 else 1952 FIXME("S-Udt %s: couldn't find type 0x%x\n", 1953 terminate_string(&sym->udt_v1.p_name), sym->udt_v1.type); 1954 } 1955 break; 1956 case S_UDT_V2: 1957 if (sym->udt_v2.type) 1958 { 1959 if ((symt = codeview_get_type(sym->udt_v2.type, FALSE))) 1960 symt_new_typedef(msc_dbg->module, symt, 1961 terminate_string(&sym->udt_v2.p_name)); 1962 else 1963 FIXME("S-Udt %s: couldn't find type 0x%x\n", 1964 terminate_string(&sym->udt_v2.p_name), sym->udt_v2.type); 1965 } 1966 break; 1967 case S_UDT_V3: 1968 if (sym->udt_v3.type) 1969 { 1970 if ((symt = codeview_get_type(sym->udt_v3.type, FALSE))) 1971 symt_new_typedef(msc_dbg->module, symt, sym->udt_v3.name); 1972 else 1973 FIXME("S-Udt %s: couldn't find type 0x%x\n", 1974 sym->udt_v3.name, sym->udt_v3.type); 1975 } 1976 break; 1977 1978 /* 1979 * These are special, in that they are always followed by an 1980 * additional length-prefixed string which is *not* included 1981 * into the symbol length count. We need to skip it. 1982 */ 1983 case S_PROCREF_V1: 1984 case S_DATAREF_V1: 1985 case S_LPROCREF_V1: 1986 { 1987 const char* name; 1988 1989 name = (const char*)sym + length; 1990 length += (*name + 1 + 3) & ~3; 1991 break; 1992 } 1993 1994 case S_MSTOOL_V3: /* just to silence a few warnings */ 1995 case S_MSTOOLINFO_V3: 1996 case S_MSTOOLENV_V3: 1997 break; 1998 1999 case S_SSEARCH_V1: 2000 TRACE("Start search: seg=0x%x at offset 0x%08x\n", 2001 sym->ssearch_v1.segment, sym->ssearch_v1.offset); 2002 break; 2003 2004 case S_ALIGN_V1: 2005 TRACE("S-Align V1\n"); 2006 break; 2007 case S_HEAPALLOCSITE: 2008 TRACE("heap site: offset=0x%08x at sect_idx 0x%04x, inst_len 0x%08x, index 0x%08x\n", 2009 sym->heap_alloc_site.offset, sym->heap_alloc_site.sect_idx, 2010 sym->heap_alloc_site.inst_len, sym->heap_alloc_site.index); 2011 break; 2012 2013 /* the symbols we can safely ignore for now */ 2014 case S_TRAMPOLINE: 2015 case S_FRAMEINFO_V2: 2016 case S_SECUCOOKIE_V3: 2017 case S_SECTINFO_V3: 2018 case S_SUBSECTINFO_V3: 2019 case S_ENTRYPOINT_V3: 2020 case S_LOCAL_VS2013: 2021 case S_CALLSITEINFO: 2022 case S_DEFRANGE_REGISTER: 2023 case S_DEFRANGE_FRAMEPOINTER_REL: 2024 case S_DEFRANGE_SUBFIELD_REGISTER: 2025 case S_FPOFF_VS2013: 2026 case S_DEFRANGE_REGISTER_REL: 2027 case S_BUILDINFO: 2028 case S_INLINESITE: 2029 case S_INLINESITE_END: 2030 case S_FILESTATIC: 2031 case S_CALLEES: 2032 TRACE("Unsupported symbol id %x\n", sym->generic.id); 2033 break; 2034 2035 default: 2036 FIXME("Unsupported symbol id %x\n", sym->generic.id); 2037 dump(sym, 2 + sym->generic.len); 2038 break; 2039 } 2040 } 2041 2042 if (curr_func) symt_normalize_function(msc_dbg->module, curr_func); 2043 2044 return TRUE; 2045 } 2046 2047 static BOOL codeview_snarf_public(const struct msc_debug_info* msc_dbg, const BYTE* root, 2048 int offset, int size) 2049 2050 { 2051 int i, length; 2052 struct symt_compiland* compiland = NULL; 2053 2054 /* 2055 * Loop over the different types of records and whenever we 2056 * find something we are interested in, record it and move on. 2057 */ 2058 for (i = offset; i < size; i += length) 2059 { 2060 const union codeview_symbol* sym = (const union codeview_symbol*)(root + i); 2061 length = sym->generic.len + 2; 2062 if (i + length > size) break; 2063 if (!sym->generic.id || length < 4) break; 2064 if (length & 3) FIXME("unpadded len %u\n", length); 2065 2066 switch (sym->generic.id) 2067 { 2068 case S_PUB_V1: 2069 if (!(dbghelp_options & SYMOPT_NO_PUBLICS)) 2070 { 2071 symt_new_public(msc_dbg->module, compiland, 2072 terminate_string(&sym->public_v1.p_name), 2073 sym->public_v1.symtype == SYMTYPE_FUNCTION, 2074 codeview_get_address(msc_dbg, sym->public_v1.segment, sym->public_v1.offset), 1); 2075 } 2076 break; 2077 case S_PUB_V2: 2078 if (!(dbghelp_options & SYMOPT_NO_PUBLICS)) 2079 { 2080 symt_new_public(msc_dbg->module, compiland, 2081 terminate_string(&sym->public_v2.p_name), 2082 sym->public_v2.symtype == SYMTYPE_FUNCTION, 2083 codeview_get_address(msc_dbg, sym->public_v2.segment, sym->public_v2.offset), 1); 2084 } 2085 break; 2086 2087 case S_PUB_V3: 2088 if (!(dbghelp_options & SYMOPT_NO_PUBLICS)) 2089 { 2090 symt_new_public(msc_dbg->module, compiland, 2091 sym->public_v3.name, 2092 sym->public_v3.symtype == SYMTYPE_FUNCTION, 2093 codeview_get_address(msc_dbg, sym->public_v3.segment, sym->public_v3.offset), 1); 2094 } 2095 break; 2096 case S_PUB_FUNC1_V3: 2097 case S_PUB_FUNC2_V3: /* using a data_v3 isn't what we'd expect */ 2098 #if 0 2099 /* FIXME: this is plain wrong (from a simple test) */ 2100 if (!(dbghelp_options & SYMOPT_NO_PUBLICS)) 2101 { 2102 symt_new_public(msc_dbg->module, compiland, 2103 sym->data_v3.name, 2104 codeview_get_address(msc_dbg, sym->data_v3.segment, sym->data_v3.offset), 1); 2105 } 2106 #endif 2107 break; 2108 /* 2109 * Global and local data symbols. We don't associate these 2110 * with any given source file. 2111 */ 2112 case S_GDATA_V1: 2113 case S_LDATA_V1: 2114 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v1.p_name), 2115 sym->data_v1.segment, sym->data_v1.offset, sym->data_v1.symtype, 2116 sym->generic.id == S_LDATA_V1, FALSE, FALSE); 2117 break; 2118 case S_GDATA_V2: 2119 case S_LDATA_V2: 2120 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v2.p_name), 2121 sym->data_v2.segment, sym->data_v2.offset, sym->data_v2.symtype, 2122 sym->generic.id == S_LDATA_V2, FALSE, FALSE); 2123 break; 2124 case S_GDATA_V3: 2125 case S_LDATA_V3: 2126 codeview_add_variable(msc_dbg, compiland, sym->data_v3.name, 2127 sym->data_v3.segment, sym->data_v3.offset, sym->data_v3.symtype, 2128 sym->generic.id == S_LDATA_V3, FALSE, FALSE); 2129 break; 2130 2131 /* variables with thread storage */ 2132 case S_GTHREAD_V1: 2133 case S_LTHREAD_V1: 2134 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v1.p_name), 2135 sym->thread_v1.segment, sym->thread_v1.offset, sym->thread_v1.symtype, 2136 sym->generic.id == S_LTHREAD_V1, TRUE, FALSE); 2137 break; 2138 case S_GTHREAD_V2: 2139 case S_LTHREAD_V2: 2140 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v2.p_name), 2141 sym->thread_v2.segment, sym->thread_v2.offset, sym->thread_v2.symtype, 2142 sym->generic.id == S_LTHREAD_V2, TRUE, FALSE); 2143 break; 2144 case S_GTHREAD_V3: 2145 case S_LTHREAD_V3: 2146 codeview_add_variable(msc_dbg, compiland, sym->thread_v3.name, 2147 sym->thread_v3.segment, sym->thread_v3.offset, sym->thread_v3.symtype, 2148 sym->generic.id == S_LTHREAD_V3, TRUE, FALSE); 2149 break; 2150 2151 /* 2152 * These are special, in that they are always followed by an 2153 * additional length-prefixed string which is *not* included 2154 * into the symbol length count. We need to skip it. 2155 */ 2156 case S_PROCREF_V1: 2157 case S_DATAREF_V1: 2158 case S_LPROCREF_V1: 2159 length += (((const char*)sym)[length] + 1 + 3) & ~3; 2160 break; 2161 } 2162 msc_dbg->module->sortlist_valid = TRUE; 2163 } 2164 msc_dbg->module->sortlist_valid = FALSE; 2165 return TRUE; 2166 } 2167 2168 /*======================================================================== 2169 * Process PDB file. 2170 */ 2171 2172 static void* pdb_jg_read(const struct PDB_JG_HEADER* pdb, const WORD* block_list, 2173 int size) 2174 { 2175 int i, num_blocks; 2176 BYTE* buffer; 2177 2178 if (!size) return NULL; 2179 2180 num_blocks = (size + pdb->block_size - 1) / pdb->block_size; 2181 buffer = HeapAlloc(GetProcessHeap(), 0, num_blocks * pdb->block_size); 2182 2183 for (i = 0; i < num_blocks; i++) 2184 memcpy(buffer + i * pdb->block_size, 2185 (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size); 2186 2187 return buffer; 2188 } 2189 2190 static void* pdb_ds_read(const struct PDB_DS_HEADER* pdb, const DWORD* block_list, 2191 int size) 2192 { 2193 int i, num_blocks; 2194 BYTE* buffer; 2195 2196 if (!size) return NULL; 2197 2198 num_blocks = (size + pdb->block_size - 1) / pdb->block_size; 2199 buffer = HeapAlloc(GetProcessHeap(), 0, num_blocks * pdb->block_size); 2200 2201 for (i = 0; i < num_blocks; i++) 2202 memcpy(buffer + i * pdb->block_size, 2203 (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size); 2204 2205 return buffer; 2206 } 2207 2208 static void* pdb_read_jg_file(const struct PDB_JG_HEADER* pdb, 2209 const struct PDB_JG_TOC* toc, DWORD file_nr) 2210 { 2211 const WORD* block_list; 2212 DWORD i; 2213 2214 if (!toc || file_nr >= toc->num_files) return NULL; 2215 2216 block_list = (const WORD*) &toc->file[toc->num_files]; 2217 for (i = 0; i < file_nr; i++) 2218 block_list += (toc->file[i].size + pdb->block_size - 1) / pdb->block_size; 2219 2220 return pdb_jg_read(pdb, block_list, toc->file[file_nr].size); 2221 } 2222 2223 static void* pdb_read_ds_file(const struct PDB_DS_HEADER* pdb, 2224 const struct PDB_DS_TOC* toc, DWORD file_nr) 2225 { 2226 const DWORD* block_list; 2227 DWORD i; 2228 2229 if (!toc || file_nr >= toc->num_files) return NULL; 2230 if (toc->file_size[file_nr] == 0 || toc->file_size[file_nr] == 0xFFFFFFFF) return NULL; 2231 2232 block_list = &toc->file_size[toc->num_files]; 2233 for (i = 0; i < file_nr; i++) 2234 block_list += (toc->file_size[i] + pdb->block_size - 1) / pdb->block_size; 2235 2236 return pdb_ds_read(pdb, block_list, toc->file_size[file_nr]); 2237 } 2238 2239 static void* pdb_read_file(const struct pdb_file_info* pdb_file, 2240 DWORD file_nr) 2241 { 2242 switch (pdb_file->kind) 2243 { 2244 case PDB_JG: 2245 return pdb_read_jg_file((const struct PDB_JG_HEADER*)pdb_file->image, 2246 pdb_file->u.jg.toc, file_nr); 2247 case PDB_DS: 2248 return pdb_read_ds_file((const struct PDB_DS_HEADER*)pdb_file->image, 2249 pdb_file->u.ds.toc, file_nr); 2250 } 2251 return NULL; 2252 } 2253 2254 static unsigned pdb_get_file_size(const struct pdb_file_info* pdb_file, DWORD file_nr) 2255 { 2256 switch (pdb_file->kind) 2257 { 2258 case PDB_JG: return pdb_file->u.jg.toc->file[file_nr].size; 2259 case PDB_DS: return pdb_file->u.ds.toc->file_size[file_nr]; 2260 } 2261 return 0; 2262 } 2263 2264 static void pdb_free(void* buffer) 2265 { 2266 HeapFree(GetProcessHeap(), 0, buffer); 2267 } 2268 2269 static void pdb_free_file(struct pdb_file_info* pdb_file) 2270 { 2271 switch (pdb_file->kind) 2272 { 2273 case PDB_JG: 2274 pdb_free(pdb_file->u.jg.toc); 2275 pdb_file->u.jg.toc = NULL; 2276 break; 2277 case PDB_DS: 2278 pdb_free(pdb_file->u.ds.toc); 2279 pdb_file->u.ds.toc = NULL; 2280 break; 2281 } 2282 HeapFree(GetProcessHeap(), 0, pdb_file->stream_dict); 2283 } 2284 2285 static void pdb_load_stream_name_table(struct pdb_file_info* pdb_file, const char* str, unsigned cb) 2286 { 2287 DWORD* pdw; 2288 DWORD* ok_bits; 2289 DWORD count, numok; 2290 unsigned i, j; 2291 char* cpstr; 2292 2293 pdw = (DWORD*)(str + cb); 2294 numok = *pdw++; 2295 count = *pdw++; 2296 2297 pdb_file->stream_dict = HeapAlloc(GetProcessHeap(), 0, (numok + 1) * sizeof(struct pdb_stream_name) + cb); 2298 if (!pdb_file->stream_dict) return; 2299 cpstr = (char*)(pdb_file->stream_dict + numok + 1); 2300 memcpy(cpstr, str, cb); 2301 2302 /* bitfield: first dword is len (in dword), then data */ 2303 ok_bits = pdw; 2304 pdw += *ok_bits++ + 1; 2305 if (*pdw++ != 0) 2306 { 2307 FIXME("unexpected value\n"); 2308 return; 2309 } 2310 2311 for (i = j = 0; i < count; i++) 2312 { 2313 if (ok_bits[i / 32] & (1 << (i % 32))) 2314 { 2315 if (j >= numok) break; 2316 pdb_file->stream_dict[j].name = &cpstr[*pdw++]; 2317 pdb_file->stream_dict[j].index = *pdw++; 2318 j++; 2319 } 2320 } 2321 /* add sentinel */ 2322 pdb_file->stream_dict[numok].name = NULL; 2323 pdb_file->fpoext_stream = -1; 2324 } 2325 2326 static unsigned pdb_get_stream_by_name(const struct pdb_file_info* pdb_file, const char* name) 2327 { 2328 struct pdb_stream_name* psn; 2329 2330 for (psn = pdb_file->stream_dict; psn && psn->name; psn++) 2331 { 2332 if (!strcmp(psn->name, name)) return psn->index; 2333 } 2334 return -1; 2335 } 2336 2337 static void* pdb_read_strings(const struct pdb_file_info* pdb_file) 2338 { 2339 unsigned idx; 2340 void *ret; 2341 2342 idx = pdb_get_stream_by_name(pdb_file, "/names"); 2343 if (idx != -1) 2344 { 2345 ret = pdb_read_file( pdb_file, idx ); 2346 if (ret && *(const DWORD *)ret == 0xeffeeffe) return ret; 2347 pdb_free( ret ); 2348 } 2349 WARN("string table not found\n"); 2350 return NULL; 2351 } 2352 2353 static void pdb_module_remove(struct process* pcsn, struct module_format* modfmt) 2354 { 2355 unsigned i; 2356 2357 for (i = 0; i < modfmt->u.pdb_info->used_subfiles; i++) 2358 { 2359 pdb_free_file(&modfmt->u.pdb_info->pdb_files[i]); 2360 if (modfmt->u.pdb_info->pdb_files[i].image) 2361 UnmapViewOfFile(modfmt->u.pdb_info->pdb_files[i].image); 2362 if (modfmt->u.pdb_info->pdb_files[i].hMap) 2363 CloseHandle(modfmt->u.pdb_info->pdb_files[i].hMap); 2364 } 2365 HeapFree(GetProcessHeap(), 0, modfmt); 2366 } 2367 2368 static void pdb_convert_types_header(PDB_TYPES* types, const BYTE* image) 2369 { 2370 memset(types, 0, sizeof(PDB_TYPES)); 2371 if (!image) return; 2372 2373 if (*(const DWORD*)image < 19960000) /* FIXME: correct version? */ 2374 { 2375 /* Old version of the types record header */ 2376 const PDB_TYPES_OLD* old = (const PDB_TYPES_OLD*)image; 2377 types->version = old->version; 2378 types->type_offset = sizeof(PDB_TYPES_OLD); 2379 types->type_size = old->type_size; 2380 types->first_index = old->first_index; 2381 types->last_index = old->last_index; 2382 types->file = old->file; 2383 } 2384 else 2385 { 2386 /* New version of the types record header */ 2387 *types = *(const PDB_TYPES*)image; 2388 } 2389 } 2390 2391 static void pdb_convert_symbols_header(PDB_SYMBOLS* symbols, 2392 int* header_size, const BYTE* image) 2393 { 2394 memset(symbols, 0, sizeof(PDB_SYMBOLS)); 2395 if (!image) return; 2396 2397 if (*(const DWORD*)image != 0xffffffff) 2398 { 2399 /* Old version of the symbols record header */ 2400 const PDB_SYMBOLS_OLD* old = (const PDB_SYMBOLS_OLD*)image; 2401 symbols->version = 0; 2402 symbols->module_size = old->module_size; 2403 symbols->offset_size = old->offset_size; 2404 symbols->hash_size = old->hash_size; 2405 symbols->srcmodule_size = old->srcmodule_size; 2406 symbols->pdbimport_size = 0; 2407 symbols->hash1_file = old->hash1_file; 2408 symbols->hash2_file = old->hash2_file; 2409 symbols->gsym_file = old->gsym_file; 2410 2411 *header_size = sizeof(PDB_SYMBOLS_OLD); 2412 } 2413 else 2414 { 2415 /* New version of the symbols record header */ 2416 *symbols = *(const PDB_SYMBOLS*)image; 2417 *header_size = sizeof(PDB_SYMBOLS); 2418 } 2419 } 2420 2421 static void pdb_convert_symbol_file(const PDB_SYMBOLS* symbols, 2422 PDB_SYMBOL_FILE_EX* sfile, 2423 unsigned* size, const void* image) 2424 2425 { 2426 if (symbols->version < 19970000) 2427 { 2428 const PDB_SYMBOL_FILE *sym_file = image; 2429 memset(sfile, 0, sizeof(*sfile)); 2430 sfile->file = sym_file->file; 2431 sfile->range.index = sym_file->range.index; 2432 sfile->symbol_size = sym_file->symbol_size; 2433 sfile->lineno_size = sym_file->lineno_size; 2434 *size = sizeof(PDB_SYMBOL_FILE) - 1; 2435 } 2436 else 2437 { 2438 memcpy(sfile, image, sizeof(PDB_SYMBOL_FILE_EX)); 2439 *size = sizeof(PDB_SYMBOL_FILE_EX) - 1; 2440 } 2441 } 2442 2443 static HANDLE map_pdb_file(const struct process* pcs, 2444 const struct pdb_lookup* lookup, 2445 struct module* module) 2446 { 2447 HANDLE hFile, hMap = NULL; 2448 WCHAR dbg_file_path[MAX_PATH]; 2449 BOOL ret = FALSE; 2450 2451 switch (lookup->kind) 2452 { 2453 case PDB_JG: 2454 ret = path_find_symbol_file(pcs, module, lookup->filename, DMT_PDB, NULL, lookup->timestamp, 2455 lookup->age, dbg_file_path, &module->module.PdbUnmatched); 2456 break; 2457 case PDB_DS: 2458 ret = path_find_symbol_file(pcs, module, lookup->filename, DMT_PDB, &lookup->guid, 0, 2459 lookup->age, dbg_file_path, &module->module.PdbUnmatched); 2460 break; 2461 } 2462 if (!ret) 2463 { 2464 WARN("\tCouldn't find %s\n", lookup->filename); 2465 return NULL; 2466 } 2467 if ((hFile = CreateFileW(dbg_file_path, GENERIC_READ, FILE_SHARE_READ, NULL, 2468 OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL)) != INVALID_HANDLE_VALUE) 2469 { 2470 hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL); 2471 CloseHandle(hFile); 2472 } 2473 return hMap; 2474 } 2475 2476 static void pdb_process_types(const struct msc_debug_info* msc_dbg, 2477 const struct pdb_file_info* pdb_file) 2478 { 2479 BYTE* types_image = NULL; 2480 2481 types_image = pdb_read_file(pdb_file, 2); 2482 if (types_image) 2483 { 2484 PDB_TYPES types; 2485 struct codeview_type_parse ctp; 2486 DWORD total; 2487 const BYTE* ptr; 2488 DWORD* offset; 2489 2490 pdb_convert_types_header(&types, types_image); 2491 2492 /* Check for unknown versions */ 2493 switch (types.version) 2494 { 2495 case 19950410: /* VC 4.0 */ 2496 case 19951122: 2497 case 19961031: /* VC 5.0 / 6.0 */ 2498 case 19990903: /* VC 7.0 */ 2499 case 20040203: /* VC 8.0 */ 2500 break; 2501 default: 2502 ERR("-Unknown type info version %d\n", types.version); 2503 } 2504 2505 ctp.module = msc_dbg->module; 2506 /* reconstruct the types offset... 2507 * FIXME: maybe it's present in the newest PDB_TYPES structures 2508 */ 2509 total = types.last_index - types.first_index + 1; 2510 offset = HeapAlloc(GetProcessHeap(), 0, sizeof(DWORD) * total); 2511 ctp.table = ptr = types_image + types.type_offset; 2512 ctp.num = 0; 2513 while (ptr < ctp.table + types.type_size && ctp.num < total) 2514 { 2515 offset[ctp.num++] = ptr - ctp.table; 2516 ptr += ((const union codeview_type*)ptr)->generic.len + 2; 2517 } 2518 ctp.offset = offset; 2519 2520 /* Read type table */ 2521 codeview_parse_type_table(&ctp); 2522 HeapFree(GetProcessHeap(), 0, offset); 2523 pdb_free(types_image); 2524 } 2525 } 2526 2527 static const char PDB_JG_IDENT[] = "Microsoft C/C++ program database 2.00\r\n\032JG\0"; 2528 static const char PDB_DS_IDENT[] = "Microsoft C/C++ MSF 7.00\r\n\032DS\0"; 2529 2530 /****************************************************************** 2531 * pdb_init 2532 * 2533 * Tries to load a pdb file 2534 * 'matched' is filled with the number of correct matches for this file: 2535 * - age counts for one 2536 * - timestamp or guid depending on kind counts for one 2537 * a wrong kind of file returns FALSE (FIXME ?) 2538 */ 2539 static BOOL pdb_init(const struct pdb_lookup* pdb_lookup, struct pdb_file_info* pdb_file, 2540 const char* image, unsigned* matched) 2541 { 2542 BOOL ret = TRUE; 2543 2544 /* check the file header, and if ok, load the TOC */ 2545 TRACE("PDB(%s): %.40s\n", pdb_lookup->filename, debugstr_an(image, 40)); 2546 2547 *matched = 0; 2548 if (!memcmp(image, PDB_JG_IDENT, sizeof(PDB_JG_IDENT))) 2549 { 2550 const struct PDB_JG_HEADER* pdb = (const struct PDB_JG_HEADER*)image; 2551 struct PDB_JG_ROOT* root; 2552 2553 pdb_file->u.jg.toc = pdb_jg_read(pdb, pdb->toc_block, pdb->toc.size); 2554 root = pdb_read_jg_file(pdb, pdb_file->u.jg.toc, 1); 2555 if (!root) 2556 { 2557 ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename); 2558 return FALSE; 2559 } 2560 switch (root->Version) 2561 { 2562 case 19950623: /* VC 4.0 */ 2563 case 19950814: 2564 case 19960307: /* VC 5.0 */ 2565 case 19970604: /* VC 6.0 */ 2566 break; 2567 default: 2568 ERR("-Unknown root block version %d\n", root->Version); 2569 } 2570 if (pdb_lookup->kind != PDB_JG) 2571 { 2572 WARN("Found %s, but wrong PDB kind\n", pdb_lookup->filename); 2573 pdb_free(root); 2574 return FALSE; 2575 } 2576 pdb_file->kind = PDB_JG; 2577 pdb_file->u.jg.timestamp = root->TimeDateStamp; 2578 pdb_file->age = root->Age; 2579 if (root->TimeDateStamp == pdb_lookup->timestamp) (*matched)++; 2580 else WARN("Found %s, but wrong signature: %08x %08x\n", 2581 pdb_lookup->filename, root->TimeDateStamp, pdb_lookup->timestamp); 2582 if (root->Age == pdb_lookup->age) (*matched)++; 2583 else WARN("Found %s, but wrong age: %08x %08x\n", 2584 pdb_lookup->filename, root->Age, pdb_lookup->age); 2585 TRACE("found JG for %s: age=%x timestamp=%x\n", 2586 pdb_lookup->filename, root->Age, root->TimeDateStamp); 2587 pdb_load_stream_name_table(pdb_file, &root->names[0], root->cbNames); 2588 2589 pdb_free(root); 2590 } 2591 else if (!memcmp(image, PDB_DS_IDENT, sizeof(PDB_DS_IDENT))) 2592 { 2593 const struct PDB_DS_HEADER* pdb = (const struct PDB_DS_HEADER*)image; 2594 struct PDB_DS_ROOT* root; 2595 2596 pdb_file->u.ds.toc = 2597 pdb_ds_read(pdb, 2598 (const DWORD*)((const char*)pdb + pdb->toc_page * pdb->block_size), 2599 pdb->toc_size); 2600 root = pdb_read_ds_file(pdb, pdb_file->u.ds.toc, 1); 2601 if (!root) 2602 { 2603 ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename); 2604 return FALSE; 2605 } 2606 switch (root->Version) 2607 { 2608 case 20000404: 2609 break; 2610 default: 2611 ERR("-Unknown root block version %d\n", root->Version); 2612 } 2613 pdb_file->kind = PDB_DS; 2614 pdb_file->u.ds.guid = root->guid; 2615 pdb_file->age = root->Age; 2616 if (!memcmp(&root->guid, &pdb_lookup->guid, sizeof(GUID))) (*matched)++; 2617 else WARN("Found %s, but wrong GUID: %s %s\n", 2618 pdb_lookup->filename, debugstr_guid(&root->guid), 2619 debugstr_guid(&pdb_lookup->guid)); 2620 if (root->Age == pdb_lookup->age) (*matched)++; 2621 else WARN("Found %s, but wrong age: %08x %08x\n", 2622 pdb_lookup->filename, root->Age, pdb_lookup->age); 2623 TRACE("found DS for %s: age=%x guid=%s\n", 2624 pdb_lookup->filename, root->Age, debugstr_guid(&root->guid)); 2625 pdb_load_stream_name_table(pdb_file, &root->names[0], root->cbNames); 2626 2627 pdb_free(root); 2628 } 2629 2630 if (0) /* some tool to dump the internal files from a PDB file */ 2631 { 2632 int i, num_files; 2633 2634 switch (pdb_file->kind) 2635 { 2636 case PDB_JG: num_files = pdb_file->u.jg.toc->num_files; break; 2637 case PDB_DS: num_files = pdb_file->u.ds.toc->num_files; break; 2638 } 2639 2640 for (i = 1; i < num_files; i++) 2641 { 2642 unsigned char* x = pdb_read_file(pdb_file, i); 2643 FIXME("********************** [%u]: size=%08x\n", 2644 i, pdb_get_file_size(pdb_file, i)); 2645 dump(x, pdb_get_file_size(pdb_file, i)); 2646 pdb_free(x); 2647 } 2648 } 2649 return ret; 2650 } 2651 2652 static BOOL pdb_process_internal(const struct process* pcs, 2653 const struct msc_debug_info* msc_dbg, 2654 const struct pdb_lookup* pdb_lookup, 2655 struct pdb_module_info* pdb_module_info, 2656 unsigned module_index); 2657 2658 static void pdb_process_symbol_imports(const struct process* pcs, 2659 const struct msc_debug_info* msc_dbg, 2660 const PDB_SYMBOLS* symbols, 2661 const void* symbols_image, 2662 const char* image, 2663 const struct pdb_lookup* pdb_lookup, 2664 struct pdb_module_info* pdb_module_info, 2665 unsigned module_index) 2666 { 2667 if (module_index == -1 && symbols && symbols->pdbimport_size) 2668 { 2669 const PDB_SYMBOL_IMPORT*imp; 2670 const void* first; 2671 const void* last; 2672 const char* ptr; 2673 int i = 0; 2674 struct pdb_file_info sf0 = pdb_module_info->pdb_files[0]; 2675 2676 imp = (const PDB_SYMBOL_IMPORT*)((const char*)symbols_image + sizeof(PDB_SYMBOLS) + 2677 symbols->module_size + symbols->offset_size + 2678 symbols->hash_size + symbols->srcmodule_size); 2679 first = imp; 2680 last = (const char*)imp + symbols->pdbimport_size; 2681 while (imp < (const PDB_SYMBOL_IMPORT*)last) 2682 { 2683 ptr = (const char*)imp + sizeof(*imp) + strlen(imp->filename); 2684 if (i >= CV_MAX_MODULES) FIXME("Out of bounds!!!\n"); 2685 if (!stricmp(pdb_lookup->filename, imp->filename)) 2686 { 2687 if (module_index != -1) FIXME("Twice the entry\n"); 2688 else module_index = i; 2689 pdb_module_info->pdb_files[i] = sf0; 2690 } 2691 else 2692 { 2693 struct pdb_lookup imp_pdb_lookup; 2694 2695 /* FIXME: this is an import of a JG PDB file 2696 * how's a DS PDB handled ? 2697 */ 2698 imp_pdb_lookup.filename = imp->filename; 2699 imp_pdb_lookup.kind = PDB_JG; 2700 imp_pdb_lookup.timestamp = imp->TimeDateStamp; 2701 imp_pdb_lookup.age = imp->Age; 2702 TRACE("got for %s: age=%u ts=%x\n", 2703 imp->filename, imp->Age, imp->TimeDateStamp); 2704 pdb_process_internal(pcs, msc_dbg, &imp_pdb_lookup, pdb_module_info, i); 2705 } 2706 i++; 2707 imp = (const PDB_SYMBOL_IMPORT*)((const char*)first + ((ptr - (const char*)first + strlen(ptr) + 1 + 3) & ~3)); 2708 } 2709 pdb_module_info->used_subfiles = i; 2710 } 2711 if (module_index == -1) 2712 { 2713 module_index = 0; 2714 pdb_module_info->used_subfiles = 1; 2715 } 2716 cv_current_module = &cv_zmodules[module_index]; 2717 if (cv_current_module->allowed) FIXME("Already allowed??\n"); 2718 cv_current_module->allowed = TRUE; 2719 } 2720 2721 static BOOL pdb_process_internal(const struct process* pcs, 2722 const struct msc_debug_info* msc_dbg, 2723 const struct pdb_lookup* pdb_lookup, 2724 struct pdb_module_info* pdb_module_info, 2725 unsigned module_index) 2726 { 2727 HANDLE hMap = NULL; 2728 char* image = NULL; 2729 BYTE* symbols_image = NULL; 2730 char* files_image = NULL; 2731 DWORD files_size = 0; 2732 unsigned matched; 2733 struct pdb_file_info* pdb_file; 2734 2735 TRACE("Processing PDB file %s\n", pdb_lookup->filename); 2736 2737 pdb_file = &pdb_module_info->pdb_files[module_index == -1 ? 0 : module_index]; 2738 /* Open and map() .PDB file */ 2739 if ((hMap = map_pdb_file(pcs, pdb_lookup, msc_dbg->module)) == NULL || 2740 ((image = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) == NULL)) 2741 { 2742 WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename); 2743 CloseHandle(hMap); 2744 return FALSE; 2745 } 2746 if (!pdb_init(pdb_lookup, pdb_file, image, &matched) || matched != 2) 2747 { 2748 CloseHandle(hMap); 2749 UnmapViewOfFile(image); 2750 return FALSE; 2751 } 2752 2753 pdb_file->hMap = hMap; 2754 pdb_file->image = image; 2755 symbols_image = pdb_read_file(pdb_file, 3); 2756 if (symbols_image) 2757 { 2758 PDB_SYMBOLS symbols; 2759 BYTE* globalimage; 2760 BYTE* modimage; 2761 BYTE* file; 2762 int header_size = 0; 2763 PDB_STREAM_INDEXES* psi; 2764 2765 pdb_convert_symbols_header(&symbols, &header_size, symbols_image); 2766 switch (symbols.version) 2767 { 2768 case 0: /* VC 4.0 */ 2769 case 19960307: /* VC 5.0 */ 2770 case 19970606: /* VC 6.0 */ 2771 case 19990903: 2772 break; 2773 default: 2774 ERR("-Unknown symbol info version %d %08x\n", 2775 symbols.version, symbols.version); 2776 } 2777 2778 switch (symbols.stream_index_size) 2779 { 2780 case 0: 2781 case sizeof(PDB_STREAM_INDEXES_OLD): 2782 /* no fpo ext stream in this case */ 2783 break; 2784 case sizeof(PDB_STREAM_INDEXES): 2785 psi = (PDB_STREAM_INDEXES*)((const char*)symbols_image + sizeof(PDB_SYMBOLS) + 2786 symbols.module_size + symbols.offset_size + 2787 symbols.hash_size + symbols.srcmodule_size + 2788 symbols.pdbimport_size + symbols.unknown2_size); 2789 pdb_file->fpoext_stream = psi->FPO_EXT; 2790 break; 2791 default: 2792 FIXME("Unknown PDB_STREAM_INDEXES size (%d)\n", symbols.stream_index_size); 2793 break; 2794 } 2795 files_image = pdb_read_strings(pdb_file); 2796 if (files_image) files_size = *(const DWORD*)(files_image + 8); 2797 2798 pdb_process_symbol_imports(pcs, msc_dbg, &symbols, symbols_image, image, 2799 pdb_lookup, pdb_module_info, module_index); 2800 pdb_process_types(msc_dbg, pdb_file); 2801 2802 /* Read global symbol table */ 2803 globalimage = pdb_read_file(pdb_file, symbols.gsym_file); 2804 if (globalimage) 2805 { 2806 codeview_snarf(msc_dbg, globalimage, 0, 2807 pdb_get_file_size(pdb_file, symbols.gsym_file), FALSE); 2808 } 2809 2810 /* Read per-module symbols' tables */ 2811 file = symbols_image + header_size; 2812 while (file - symbols_image < header_size + symbols.module_size) 2813 { 2814 PDB_SYMBOL_FILE_EX sfile; 2815 const char* file_name; 2816 unsigned size; 2817 2818 HeapValidate(GetProcessHeap(), 0, NULL); 2819 pdb_convert_symbol_file(&symbols, &sfile, &size, file); 2820 2821 modimage = pdb_read_file(pdb_file, sfile.file); 2822 if (modimage) 2823 { 2824 if (sfile.symbol_size) 2825 codeview_snarf(msc_dbg, modimage, sizeof(DWORD), 2826 sfile.symbol_size, TRUE); 2827 2828 if (sfile.lineno_size) 2829 codeview_snarf_linetab(msc_dbg, 2830 modimage + sfile.symbol_size, 2831 sfile.lineno_size, 2832 pdb_file->kind == PDB_JG); 2833 if (files_image) 2834 codeview_snarf_linetab2(msc_dbg, modimage + sfile.symbol_size + sfile.lineno_size, 2835 pdb_get_file_size(pdb_file, sfile.file) - sfile.symbol_size - sfile.lineno_size, 2836 files_image + 12, files_size); 2837 2838 pdb_free(modimage); 2839 } 2840 file_name = (const char*)file + size; 2841 file_name += strlen(file_name) + 1; 2842 file = (BYTE*)((DWORD_PTR)(file_name + strlen(file_name) + 1 + 3) & ~3); 2843 } 2844 /* finish the remaining public and global information */ 2845 if (globalimage) 2846 { 2847 codeview_snarf_public(msc_dbg, globalimage, 0, 2848 pdb_get_file_size(pdb_file, symbols.gsym_file)); 2849 pdb_free(globalimage); 2850 } 2851 } 2852 else 2853 pdb_process_symbol_imports(pcs, msc_dbg, NULL, NULL, image, 2854 pdb_lookup, pdb_module_info, module_index); 2855 2856 pdb_free(symbols_image); 2857 pdb_free(files_image); 2858 2859 return TRUE; 2860 } 2861 2862 static BOOL pdb_process_file(const struct process* pcs, 2863 const struct msc_debug_info* msc_dbg, 2864 struct pdb_lookup* pdb_lookup) 2865 { 2866 BOOL ret; 2867 struct module_format* modfmt; 2868 struct pdb_module_info* pdb_module_info; 2869 2870 modfmt = HeapAlloc(GetProcessHeap(), 0, 2871 sizeof(struct module_format) + sizeof(struct pdb_module_info)); 2872 if (!modfmt) return FALSE; 2873 2874 pdb_module_info = (void*)(modfmt + 1); 2875 msc_dbg->module->format_info[DFI_PDB] = modfmt; 2876 modfmt->module = msc_dbg->module; 2877 modfmt->remove = pdb_module_remove; 2878 modfmt->loc_compute = NULL; 2879 modfmt->u.pdb_info = pdb_module_info; 2880 2881 memset(cv_zmodules, 0, sizeof(cv_zmodules)); 2882 codeview_init_basic_types(msc_dbg->module); 2883 ret = pdb_process_internal(pcs, msc_dbg, pdb_lookup, 2884 msc_dbg->module->format_info[DFI_PDB]->u.pdb_info, -1); 2885 codeview_clear_type_table(); 2886 if (ret) 2887 { 2888 struct pdb_module_info* pdb_info = msc_dbg->module->format_info[DFI_PDB]->u.pdb_info; 2889 msc_dbg->module->module.SymType = SymPdb; 2890 if (pdb_info->pdb_files[0].kind == PDB_JG) 2891 msc_dbg->module->module.PdbSig = pdb_info->pdb_files[0].u.jg.timestamp; 2892 else 2893 msc_dbg->module->module.PdbSig70 = pdb_info->pdb_files[0].u.ds.guid; 2894 msc_dbg->module->module.PdbAge = pdb_info->pdb_files[0].age; 2895 MultiByteToWideChar(CP_ACP, 0, pdb_lookup->filename, -1, 2896 msc_dbg->module->module.LoadedPdbName, 2897 ARRAY_SIZE(msc_dbg->module->module.LoadedPdbName)); 2898 /* FIXME: we could have a finer grain here */ 2899 msc_dbg->module->module.LineNumbers = TRUE; 2900 msc_dbg->module->module.GlobalSymbols = TRUE; 2901 msc_dbg->module->module.TypeInfo = TRUE; 2902 msc_dbg->module->module.SourceIndexed = TRUE; 2903 msc_dbg->module->module.Publics = TRUE; 2904 } 2905 else 2906 { 2907 msc_dbg->module->format_info[DFI_PDB] = NULL; 2908 HeapFree(GetProcessHeap(), 0, modfmt); 2909 } 2910 return ret; 2911 } 2912 2913 BOOL pdb_fetch_file_info(const struct pdb_lookup* pdb_lookup, unsigned* matched) 2914 { 2915 HANDLE hFile, hMap = NULL; 2916 char* image = NULL; 2917 BOOL ret; 2918 struct pdb_file_info pdb_file; 2919 2920 if ((hFile = CreateFileA(pdb_lookup->filename, GENERIC_READ, FILE_SHARE_READ, NULL, 2921 OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE || 2922 ((hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) == NULL) || 2923 ((image = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) == NULL)) 2924 { 2925 WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename); 2926 ret = FALSE; 2927 } 2928 else 2929 { 2930 ret = pdb_init(pdb_lookup, &pdb_file, image, matched); 2931 pdb_free_file(&pdb_file); 2932 } 2933 2934 if (image) UnmapViewOfFile(image); 2935 if (hMap) CloseHandle(hMap); 2936 if (hFile != INVALID_HANDLE_VALUE) CloseHandle(hFile); 2937 2938 return ret; 2939 } 2940 2941 /*======================================================================== 2942 * FPO unwinding code 2943 */ 2944 2945 /* Stack unwinding is based on postfixed operations. 2946 * Let's define our Postfix EValuator 2947 */ 2948 #define PEV_MAX_LEN 32 2949 struct pevaluator 2950 { 2951 struct cpu_stack_walk* csw; 2952 struct pool pool; 2953 struct vector stack; 2954 unsigned stk_index; 2955 struct hash_table values; 2956 char error[64]; 2957 }; 2958 2959 struct zvalue 2960 { 2961 DWORD_PTR value; 2962 struct hash_table_elt elt; 2963 }; 2964 2965 #define PEV_ERROR(pev, msg) snprintf((pev)->error, sizeof((pev)->error), "%s", (msg)) 2966 #define PEV_ERROR1(pev, msg, pmt) snprintf((pev)->error, sizeof((pev)->error), (msg), (pmt)) 2967 2968 #if 0 2969 static void pev_dump_stack(struct pevaluator* pev) 2970 { 2971 unsigned i; 2972 FIXME("stack #%d\n", pev->stk_index); 2973 for (i = 0; i < pev->stk_index; i++) 2974 { 2975 FIXME("\t%d) %s\n", i, *(char**)vector_at(&pev->stack, i)); 2976 } 2977 } 2978 #endif 2979 2980 /* get the value out of an operand (variable or literal) */ 2981 static BOOL pev_get_val(struct pevaluator* pev, const char* str, DWORD_PTR* val) 2982 { 2983 char* n; 2984 struct hash_table_iter hti; 2985 void* ptr; 2986 2987 switch (str[0]) 2988 { 2989 case '$': 2990 case '.': 2991 hash_table_iter_init(&pev->values, &hti, str); 2992 while ((ptr = hash_table_iter_up(&hti))) 2993 { 2994 if (!strcmp(CONTAINING_RECORD(ptr, struct zvalue, elt)->elt.name, str)) 2995 { 2996 *val = CONTAINING_RECORD(ptr, struct zvalue, elt)->value; 2997 return TRUE; 2998 } 2999 } 3000 return PEV_ERROR1(pev, "get_zvalue: no value found (%s)", str); 3001 default: 3002 *val = strtol(str, &n, 10); 3003 if (n == str || *n != '\0') 3004 return PEV_ERROR1(pev, "get_val: not a literal (%s)", str); 3005 return TRUE; 3006 } 3007 } 3008 3009 /* push an operand onto the stack */ 3010 static BOOL pev_push(struct pevaluator* pev, const char* elt) 3011 { 3012 char** at; 3013 if (pev->stk_index < vector_length(&pev->stack)) 3014 at = vector_at(&pev->stack, pev->stk_index); 3015 else 3016 at = vector_add(&pev->stack, &pev->pool); 3017 if (!at) return PEV_ERROR(pev, "push: out of memory"); 3018 *at = pool_strdup(&pev->pool, elt); 3019 pev->stk_index++; 3020 return TRUE; 3021 } 3022 3023 /* pop an operand from the stack */ 3024 static BOOL pev_pop(struct pevaluator* pev, char* elt) 3025 { 3026 char** at = vector_at(&pev->stack, --pev->stk_index); 3027 if (!at) return PEV_ERROR(pev, "pop: stack empty"); 3028 strcpy(elt, *at); 3029 return TRUE; 3030 } 3031 3032 /* pop an operand from the stack, and gets its value */ 3033 static BOOL pev_pop_val(struct pevaluator* pev, DWORD_PTR* val) 3034 { 3035 char p[PEV_MAX_LEN]; 3036 3037 return pev_pop(pev, p) && pev_get_val(pev, p, val); 3038 } 3039 3040 /* set var 'name' a new value (creates the var if it doesn't exist) */ 3041 static BOOL pev_set_value(struct pevaluator* pev, const char* name, DWORD_PTR val) 3042 { 3043 struct hash_table_iter hti; 3044 void* ptr; 3045 3046 hash_table_iter_init(&pev->values, &hti, name); 3047 while ((ptr = hash_table_iter_up(&hti))) 3048 { 3049 if (!strcmp(CONTAINING_RECORD(ptr, struct zvalue, elt)->elt.name, name)) 3050 { 3051 CONTAINING_RECORD(ptr, struct zvalue, elt)->value = val; 3052 break; 3053 } 3054 } 3055 if (!ptr) 3056 { 3057 struct zvalue* zv = pool_alloc(&pev->pool, sizeof(*zv)); 3058 if (!zv) return PEV_ERROR(pev, "set_value: out of memory"); 3059 zv->value = val; 3060 3061 zv->elt.name = pool_strdup(&pev->pool, name); 3062 hash_table_add(&pev->values, &zv->elt); 3063 } 3064 return TRUE; 3065 } 3066 3067 /* execute a binary operand from the two top most values on the stack. 3068 * puts result on top of the stack */ 3069 static BOOL pev_binop(struct pevaluator* pev, char op) 3070 { 3071 char res[PEV_MAX_LEN]; 3072 DWORD_PTR v1, v2, c; 3073 3074 if (!pev_pop_val(pev, &v1) || !pev_pop_val(pev, &v2)) return FALSE; 3075 switch (op) 3076 { 3077 case '+': c = v1 + v2; break; 3078 case '-': c = v1 - v2; break; 3079 case '*': c = v1 * v2; break; 3080 case '/': c = v1 / v2; break; 3081 case '%': c = v1 % v2; break; 3082 default: return PEV_ERROR1(pev, "binop: unknown op (%c)", op); 3083 } 3084 snprintf(res, sizeof(res), "%ld", c); 3085 pev_push(pev, res); 3086 return TRUE; 3087 } 3088 3089 /* pops top most operand, dereference it, on pushes the result on top of the stack */ 3090 static BOOL pev_deref(struct pevaluator* pev) 3091 { 3092 char res[PEV_MAX_LEN]; 3093 DWORD_PTR v1, v2 = 0; 3094 3095 if (!pev_pop_val(pev, &v1)) return FALSE; 3096 if (!sw_read_mem(pev->csw, v1, &v2, pev->csw->cpu->word_size)) 3097 return PEV_ERROR1(pev, "deref: cannot read mem at %lx\n", v1); 3098 snprintf(res, sizeof(res), "%ld", v2); 3099 pev_push(pev, res); 3100 return TRUE; 3101 } 3102 3103 /* assign value to variable (from two top most operands) */ 3104 static BOOL pev_assign(struct pevaluator* pev) 3105 { 3106 char p2[PEV_MAX_LEN]; 3107 DWORD_PTR v1; 3108 3109 if (!pev_pop_val(pev, &v1) || !pev_pop(pev, p2)) return FALSE; 3110 if (p2[0] != '$') return PEV_ERROR1(pev, "assign: %s isn't a variable", p2); 3111 pev_set_value(pev, p2, v1); 3112 3113 return TRUE; 3114 } 3115 3116 /* initializes the postfix evaluator */ 3117 static void pev_init(struct pevaluator* pev, struct cpu_stack_walk* csw, 3118 PDB_FPO_DATA* fpoext, struct pdb_cmd_pair* cpair) 3119 { 3120 pev->csw = csw; 3121 pool_init(&pev->pool, 512); 3122 vector_init(&pev->stack, sizeof(char*), 8); 3123 pev->stk_index = 0; 3124 hash_table_init(&pev->pool, &pev->values, 8); 3125 pev->error[0] = '\0'; 3126 for (; cpair->name; cpair++) 3127 pev_set_value(pev, cpair->name, *cpair->pvalue); 3128 pev_set_value(pev, ".raSearchStart", fpoext->start); 3129 pev_set_value(pev, ".cbLocals", fpoext->locals_size); 3130 pev_set_value(pev, ".cbParams", fpoext->params_size); 3131 pev_set_value(pev, ".cbSavedRegs", fpoext->savedregs_size); 3132 } 3133 3134 static BOOL pev_free(struct pevaluator* pev, struct pdb_cmd_pair* cpair) 3135 { 3136 DWORD_PTR val; 3137 3138 if (cpair) for (; cpair->name; cpair++) 3139 { 3140 if (pev_get_val(pev, cpair->name, &val)) 3141 *cpair->pvalue = val; 3142 } 3143 pool_destroy(&pev->pool); 3144 return TRUE; 3145 } 3146 3147 static BOOL pdb_parse_cmd_string(struct cpu_stack_walk* csw, PDB_FPO_DATA* fpoext, 3148 const char* cmd, struct pdb_cmd_pair* cpair) 3149 { 3150 char token[PEV_MAX_LEN]; 3151 char* ptok = token; 3152 const char* ptr; 3153 BOOL over = FALSE; 3154 struct pevaluator pev; 3155 3156 pev_init(&pev, csw, fpoext, cpair); 3157 for (ptr = cmd; !over; ptr++) 3158 { 3159 if (*ptr == ' ' || (over = *ptr == '\0')) 3160 { 3161 *ptok = '\0'; 3162 3163 if (!strcmp(token, "+") || !strcmp(token, "-") || !strcmp(token, "*") || 3164 !strcmp(token, "/") || !strcmp(token, "%")) 3165 { 3166 if (!pev_binop(&pev, token[0])) goto done; 3167 } 3168 else if (!strcmp(token, "^")) 3169 { 3170 if (!pev_deref(&pev)) goto done; 3171 } 3172 else if (!strcmp(token, "=")) 3173 { 3174 if (!pev_assign(&pev)) goto done; 3175 } 3176 else 3177 { 3178 if (!pev_push(&pev, token)) goto done; 3179 } 3180 ptok = token; 3181 } 3182 else 3183 { 3184 if (ptok - token >= PEV_MAX_LEN - 1) 3185 { 3186 PEV_ERROR1(&pev, "parse: token too long (%s)", ptr - (ptok - token)); 3187 goto done; 3188 } 3189 *ptok++ = *ptr; 3190 } 3191 } 3192 pev_free(&pev, cpair); 3193 return TRUE; 3194 done: 3195 FIXME("Couldn't evaluate %s => %s\n", wine_dbgstr_a(cmd), pev.error); 3196 pev_free(&pev, NULL); 3197 return FALSE; 3198 } 3199 3200 BOOL pdb_virtual_unwind(struct cpu_stack_walk *csw, DWORD_PTR ip, 3201 union ctx *context, struct pdb_cmd_pair *cpair) 3202 { 3203 struct module_pair pair; 3204 struct pdb_module_info* pdb_info; 3205 PDB_FPO_DATA* fpoext; 3206 unsigned i, size, strsize; 3207 char* strbase; 3208 BOOL ret = TRUE; 3209 3210 if (!(pair.pcs = process_find_by_handle(csw->hProcess)) || 3211 !(pair.requested = module_find_by_addr(pair.pcs, ip, DMT_UNKNOWN)) || 3212 !module_get_debug(&pair)) 3213 return FALSE; 3214 if (!pair.effective->format_info[DFI_PDB]) return FALSE; 3215 pdb_info = pair.effective->format_info[DFI_PDB]->u.pdb_info; 3216 TRACE("searching %lx => %lx\n", ip, ip - (DWORD_PTR)pair.effective->module.BaseOfImage); 3217 ip -= (DWORD_PTR)pair.effective->module.BaseOfImage; 3218 3219 strbase = pdb_read_strings(&pdb_info->pdb_files[0]); 3220 if (!strbase) return FALSE; 3221 strsize = *(const DWORD*)(strbase + 8); 3222 fpoext = pdb_read_file(&pdb_info->pdb_files[0], pdb_info->pdb_files[0].fpoext_stream); 3223 size = pdb_get_file_size(&pdb_info->pdb_files[0], pdb_info->pdb_files[0].fpoext_stream); 3224 if (fpoext && (size % sizeof(*fpoext)) == 0) 3225 { 3226 size /= sizeof(*fpoext); 3227 for (i = 0; i < size; i++) 3228 { 3229 if (fpoext[i].start <= ip && ip < fpoext[i].start + fpoext[i].func_size) 3230 { 3231 TRACE("\t%08x %08x %8x %8x %4x %4x %4x %08x %s\n", 3232 fpoext[i].start, fpoext[i].func_size, fpoext[i].locals_size, 3233 fpoext[i].params_size, fpoext[i].maxstack_size, fpoext[i].prolog_size, 3234 fpoext[i].savedregs_size, fpoext[i].flags, 3235 fpoext[i].str_offset < strsize ? 3236 wine_dbgstr_a(strbase + 12 + fpoext[i].str_offset) : "<out of bounds>"); 3237 if (fpoext[i].str_offset < strsize) 3238 ret = pdb_parse_cmd_string(csw, &fpoext[i], strbase + 12 + fpoext[i].str_offset, cpair); 3239 else 3240 ret = FALSE; 3241 break; 3242 } 3243 } 3244 } 3245 else ret = FALSE; 3246 pdb_free(fpoext); 3247 pdb_free(strbase); 3248 3249 return ret; 3250 } 3251 3252 /*======================================================================== 3253 * Process CodeView debug information. 3254 */ 3255 3256 #define MAKESIG(a,b,c,d) ((a) | ((b) << 8) | ((c) << 16) | ((d) << 24)) 3257 #define CODEVIEW_NB09_SIG MAKESIG('N','B','0','9') 3258 #define CODEVIEW_NB10_SIG MAKESIG('N','B','1','0') 3259 #define CODEVIEW_NB11_SIG MAKESIG('N','B','1','1') 3260 #define CODEVIEW_RSDS_SIG MAKESIG('R','S','D','S') 3261 3262 static BOOL codeview_process_info(const struct process* pcs, 3263 const struct msc_debug_info* msc_dbg) 3264 { 3265 const DWORD* signature = (const DWORD*)msc_dbg->root; 3266 BOOL ret = FALSE; 3267 struct pdb_lookup pdb_lookup; 3268 3269 TRACE("Processing signature %.4s\n", (const char*)signature); 3270 3271 switch (*signature) 3272 { 3273 case CODEVIEW_NB09_SIG: 3274 case CODEVIEW_NB11_SIG: 3275 { 3276 const OMFSignature* cv = (const OMFSignature*)msc_dbg->root; 3277 const OMFDirHeader* hdr = (const OMFDirHeader*)(msc_dbg->root + cv->filepos); 3278 const OMFDirEntry* ent; 3279 const OMFDirEntry* prev; 3280 const OMFDirEntry* next; 3281 unsigned int i; 3282 3283 codeview_init_basic_types(msc_dbg->module); 3284 3285 for (i = 0; i < hdr->cDir; i++) 3286 { 3287 ent = (const OMFDirEntry*)((const BYTE*)hdr + hdr->cbDirHeader + i * hdr->cbDirEntry); 3288 if (ent->SubSection == sstGlobalTypes) 3289 { 3290 const OMFGlobalTypes* types; 3291 struct codeview_type_parse ctp; 3292 3293 types = (const OMFGlobalTypes*)(msc_dbg->root + ent->lfo); 3294 ctp.module = msc_dbg->module; 3295 ctp.offset = (const DWORD*)(types + 1); 3296 ctp.num = types->cTypes; 3297 ctp.table = (const BYTE*)(ctp.offset + types->cTypes); 3298 3299 cv_current_module = &cv_zmodules[0]; 3300 if (cv_current_module->allowed) FIXME("Already allowed??\n"); 3301 cv_current_module->allowed = TRUE; 3302 3303 codeview_parse_type_table(&ctp); 3304 break; 3305 } 3306 } 3307 3308 ent = (const OMFDirEntry*)((const BYTE*)hdr + hdr->cbDirHeader); 3309 for (i = 0; i < hdr->cDir; i++, ent = next) 3310 { 3311 next = (i == hdr->cDir-1) ? NULL : 3312 (const OMFDirEntry*)((const BYTE*)ent + hdr->cbDirEntry); 3313 prev = (i == 0) ? NULL : 3314 (const OMFDirEntry*)((const BYTE*)ent - hdr->cbDirEntry); 3315 3316 if (ent->SubSection == sstAlignSym) 3317 { 3318 codeview_snarf(msc_dbg, msc_dbg->root + ent->lfo, sizeof(DWORD), 3319 ent->cb, TRUE); 3320 3321 /* 3322 * Check the next and previous entry. If either is a 3323 * sstSrcModule, it contains the line number info for 3324 * this file. 3325 * 3326 * FIXME: This is not a general solution! 3327 */ 3328 if (next && next->iMod == ent->iMod && next->SubSection == sstSrcModule) 3329 codeview_snarf_linetab(msc_dbg, msc_dbg->root + next->lfo, 3330 next->cb, TRUE); 3331 3332 if (prev && prev->iMod == ent->iMod && prev->SubSection == sstSrcModule) 3333 codeview_snarf_linetab(msc_dbg, msc_dbg->root + prev->lfo, 3334 prev->cb, TRUE); 3335 3336 } 3337 } 3338 3339 msc_dbg->module->module.SymType = SymCv; 3340 /* FIXME: we could have a finer grain here */ 3341 msc_dbg->module->module.LineNumbers = TRUE; 3342 msc_dbg->module->module.GlobalSymbols = TRUE; 3343 msc_dbg->module->module.TypeInfo = TRUE; 3344 msc_dbg->module->module.SourceIndexed = TRUE; 3345 msc_dbg->module->module.Publics = TRUE; 3346 codeview_clear_type_table(); 3347 ret = TRUE; 3348 break; 3349 } 3350 3351 case CODEVIEW_NB10_SIG: 3352 { 3353 const CODEVIEW_PDB_DATA* pdb = (const CODEVIEW_PDB_DATA*)msc_dbg->root; 3354 pdb_lookup.filename = pdb->name; 3355 pdb_lookup.kind = PDB_JG; 3356 pdb_lookup.timestamp = pdb->timestamp; 3357 pdb_lookup.age = pdb->age; 3358 ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup); 3359 break; 3360 } 3361 case CODEVIEW_RSDS_SIG: 3362 { 3363 const OMFSignatureRSDS* rsds = (const OMFSignatureRSDS*)msc_dbg->root; 3364 3365 TRACE("Got RSDS type of PDB file: guid=%s age=%08x name=%s\n", 3366 wine_dbgstr_guid(&rsds->guid), rsds->age, rsds->name); 3367 pdb_lookup.filename = rsds->name; 3368 pdb_lookup.kind = PDB_DS; 3369 pdb_lookup.guid = rsds->guid; 3370 pdb_lookup.age = rsds->age; 3371 ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup); 3372 break; 3373 } 3374 default: 3375 ERR("Unknown CODEVIEW signature %08x in module %s\n", 3376 *signature, debugstr_w(msc_dbg->module->module.ModuleName)); 3377 break; 3378 } 3379 if (ret) 3380 { 3381 msc_dbg->module->module.CVSig = *signature; 3382 memcpy(msc_dbg->module->module.CVData, msc_dbg->root, 3383 sizeof(msc_dbg->module->module.CVData)); 3384 } 3385 return ret; 3386 } 3387 3388 /*======================================================================== 3389 * Process debug directory. 3390 */ 3391 BOOL pe_load_debug_directory(const struct process* pcs, struct module* module, 3392 const BYTE* mapping, 3393 const IMAGE_SECTION_HEADER* sectp, DWORD nsect, 3394 const IMAGE_DEBUG_DIRECTORY* dbg, int nDbg) 3395 { 3396 BOOL ret; 3397 int i; 3398 struct msc_debug_info msc_dbg; 3399 3400 msc_dbg.module = module; 3401 msc_dbg.nsect = nsect; 3402 msc_dbg.sectp = sectp; 3403 msc_dbg.nomap = 0; 3404 msc_dbg.omapp = NULL; 3405 3406 __TRY 3407 { 3408 ret = FALSE; 3409 3410 /* First, watch out for OMAP data */ 3411 for (i = 0; i < nDbg; i++) 3412 { 3413 if (dbg[i].Type == IMAGE_DEBUG_TYPE_OMAP_FROM_SRC) 3414 { 3415 msc_dbg.nomap = dbg[i].SizeOfData / sizeof(OMAP_DATA); 3416 msc_dbg.omapp = (const OMAP_DATA*)(mapping + dbg[i].PointerToRawData); 3417 break; 3418 } 3419 } 3420 3421 /* Now, try to parse CodeView debug info */ 3422 for (i = 0; i < nDbg; i++) 3423 { 3424 if (dbg[i].Type == IMAGE_DEBUG_TYPE_CODEVIEW) 3425 { 3426 msc_dbg.root = mapping + dbg[i].PointerToRawData; 3427 if ((ret = codeview_process_info(pcs, &msc_dbg))) goto done; 3428 } 3429 } 3430 3431 /* If not found, try to parse COFF debug info */ 3432 for (i = 0; i < nDbg; i++) 3433 { 3434 if (dbg[i].Type == IMAGE_DEBUG_TYPE_COFF) 3435 { 3436 msc_dbg.root = mapping + dbg[i].PointerToRawData; 3437 if ((ret = coff_process_info(&msc_dbg))) goto done; 3438 } 3439 } 3440 done: 3441 /* FIXME: this should be supported... this is the debug information for 3442 * functions compiled without a frame pointer (FPO = frame pointer omission) 3443 * the associated data helps finding out the relevant information 3444 */ 3445 for (i = 0; i < nDbg; i++) 3446 if (dbg[i].Type == IMAGE_DEBUG_TYPE_FPO) 3447 FIXME("This guy has FPO information\n"); 3448 #if 0 3449 3450 #define FRAME_FPO 0 3451 #define FRAME_TRAP 1 3452 #define FRAME_TSS 2 3453 3454 typedef struct _FPO_DATA 3455 { 3456 DWORD ulOffStart; /* offset 1st byte of function code */ 3457 DWORD cbProcSize; /* # bytes in function */ 3458 DWORD cdwLocals; /* # bytes in locals/4 */ 3459 WORD cdwParams; /* # bytes in params/4 */ 3460 3461 WORD cbProlog : 8; /* # bytes in prolog */ 3462 WORD cbRegs : 3; /* # regs saved */ 3463 WORD fHasSEH : 1; /* TRUE if SEH in func */ 3464 WORD fUseBP : 1; /* TRUE if EBP has been allocated */ 3465 WORD reserved : 1; /* reserved for future use */ 3466 WORD cbFrame : 2; /* frame type */ 3467 } FPO_DATA; 3468 #endif 3469 3470 } 3471 __EXCEPT_PAGE_FAULT 3472 { 3473 ERR("Got a page fault while loading symbols\n"); 3474 ret = FALSE; 3475 } 3476 __ENDTRY 3477 return ret; 3478 } 3479