dll/win32/dbghelp/module.c

   1 /*
   2  * File module.c - module handling for the wine debugger
   3  *
   4  * Copyright (C) 1993,      Eric Youngdale.
   5  *               2000-2007, Eric Pouech
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <config.h>
  23 //#include <stdlib.h>
  24 //#include <stdio.h>
  25 //#include <string.h>
  26 #include <assert.h>
  27
  28 #include "dbghelp_private.h"
  29
  30 #ifndef DBGHELP_STATIC_LIB
  31 #include <psapi.h>
  32 #include <wine/debug.h>
  33 #endif
  34 //#include "winternl.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
  37
  38 const WCHAR        S_ElfW[]         = {'<','e','l','f','>','\0'};
  39 const WCHAR        S_WineLoaderW[]  = {'<','w','i','n','e','-','l','o','a','d','e','r','>','\0'};
  40 static const WCHAR S_DotSoW[]       = {'.','s','o','\0'};
  41 static const WCHAR S_DotDylibW[]    = {'.','d','y','l','i','b','\0'};
  42 static const WCHAR S_DotPdbW[]      = {'.','p','d','b','\0'};
  43 static const WCHAR S_DotDbgW[]      = {'.','d','b','g','\0'};
  44 const WCHAR        S_SlashW[]       = {'/','\0'};
  45
  46 static const WCHAR S_AcmW[] = {'.','a','c','m','\0'};
  47 static const WCHAR S_DllW[] = {'.','d','l','l','\0'};
  48 static const WCHAR S_DrvW[] = {'.','d','r','v','\0'};
  49 static const WCHAR S_ExeW[] = {'.','e','x','e','\0'};
  50 static const WCHAR S_OcxW[] = {'.','o','c','x','\0'};
  51 static const WCHAR S_VxdW[] = {'.','v','x','d','\0'};
  52 static const WCHAR * const ext[] = {S_AcmW, S_DllW, S_DrvW, S_ExeW, S_OcxW, S_VxdW, NULL};
  53
  54 static int match_ext(const WCHAR* ptr, size_t len)
  55 {
  56     const WCHAR* const *e;
  57     size_t      l;
  58
  59     for (e = ext; *e; e++)
  60     {
  61         l = strlenW(*e);
  62         if (l >= len) return FALSE;
  63         if (strncmpiW(&ptr[len - l], *e, l)) continue;
  64         return l;
  65     }
  66     return 0;
  67 }
  68
  69 static const WCHAR* get_filename(const WCHAR* name, const WCHAR* endptr)
  70 {
  71     const WCHAR*        ptr;
  72
  73     if (!endptr) endptr = name + strlenW(name);
  74     for (ptr = endptr - 1; ptr >= name; ptr--)
  75     {
  76         if (*ptr == '/' || *ptr == '\\') break;
  77     }
  78     return ++ptr;
  79 }
  80
  81 static void module_fill_module(const WCHAR* in, WCHAR* out, size_t size)
  82 {
  83     const WCHAR *loader = get_wine_loader_name();
  84     const WCHAR *ptr, *endptr;
  85     size_t      len, l;
  86
  87     ptr = get_filename(in, endptr = in + strlenW(in));
  88     len = min(endptr - ptr, size - 1);
  89     memcpy(out, ptr, len * sizeof(WCHAR));
  90     out[len] = '\0';
  91     if (len > 4 && (l = match_ext(out, len)))
  92         out[len - l] = '\0';
  93     else if (len > strlenW(loader) && !strcmpiW(out + len - strlenW(loader), loader))
  94         lstrcpynW(out, S_WineLoaderW, size);
  95     else
  96     {
  97         if (len > 3 && !strcmpiW(&out[len - 3], S_DotSoW) &&
  98             (l = match_ext(out, len - 3)))
  99             strcpyW(&out[len - l - 3], S_ElfW);
 100     }
 101     while ((*out = tolowerW(*out))) out++;
 102 }
 103
 104 void module_set_module(struct module* module, const WCHAR* name)
 105 {
 106     module_fill_module(name, module->module.ModuleName, sizeof(module->module.ModuleName));
 107 }
 108
 109 const WCHAR *get_wine_loader_name(void)
 110 {
 111     static const int is_win64 = sizeof(void *) > sizeof(int); /* FIXME: should depend on target process */
 112     static const WCHAR wineW[] = {'w','i','n','e',0};
 113     static const WCHAR suffixW[] = {'6','4',0};
 114     static const WCHAR *loader;
 115
 116     if (!loader)
 117     {
 118         WCHAR *p, *buffer;
 119         const char *ptr;
 120
 121         /* All binaries are loaded with WINELOADER (if run from tree) or by the
 122          * main executable
 123          */
 124         if ((ptr = getenv("WINELOADER")))
 125         {
 126             DWORD len = 2 + MultiByteToWideChar( CP_UNIXCP, 0, ptr, -1, NULL, 0 );
 127             buffer = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
 128             MultiByteToWideChar( CP_UNIXCP, 0, ptr, -1, buffer, len );
 129         }
 130         else
 131         {
 132             buffer = HeapAlloc( GetProcessHeap(), 0, sizeof(wineW) + 2 * sizeof(WCHAR) );
 133             strcpyW( buffer, wineW );
 134         }
 135         p = buffer + strlenW( buffer ) - strlenW( suffixW );
 136         if (p > buffer && !strcmpW( p, suffixW ))
 137         {
 138             if (!is_win64) *p = 0;
 139         }
 140         else if (is_win64) strcatW( buffer, suffixW );
 141
 142         TRACE( "returning %s\n", debugstr_w(buffer) );
 143         loader = buffer;
 144     }
 145     return loader;
 146 }
 147
 148 static const char*      get_module_type(enum module_type type, BOOL virtual)
 149 {
 150     switch (type)
 151     {
 152     case DMT_ELF: return virtual ? "Virtual ELF" : "ELF";
 153     case DMT_PE: return virtual ? "Virtual PE" : "PE";
 154     case DMT_MACHO: return virtual ? "Virtual Mach-O" : "Mach-O";
 155     default: return "---";
 156     }
 157 }
 158
 159 /***********************************************************************
 160  * Creates and links a new module to a process
 161  */
 162 struct module* module_new(struct process* pcs, const WCHAR* name,
 163                           enum module_type type, BOOL virtual,
 164                           DWORD64 mod_addr, DWORD64 size,
 165                           unsigned long stamp, unsigned long checksum)
 166 {
 167     struct module*      module;
 168     unsigned            i;
 169
 170     assert(type == DMT_ELF || type == DMT_PE || type == DMT_MACHO);
 171     if (!(module = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*module))))
 172         return NULL;
 173
 174     module->next = pcs->lmodules;
 175     pcs->lmodules = module;
 176
 177     TRACE("=> %s %s-%s %s\n",
 178           get_module_type(type, virtual),
 179           wine_dbgstr_longlong(mod_addr), wine_dbgstr_longlong(mod_addr + size),
 180           debugstr_w(name));
 181
 182     pool_init(&module->pool, 65536);
 183
 184     module->process = pcs;
 185     module->module.SizeOfStruct = sizeof(module->module);
 186     module->module.BaseOfImage = mod_addr;
 187     module->module.ImageSize = size;
 188     module_set_module(module, name);
 189     module->module.ImageName[0] = '\0';
 190     lstrcpynW(module->module.LoadedImageName, name, sizeof(module->module.LoadedImageName) / sizeof(WCHAR));
 191     module->module.SymType = SymNone;
 192     module->module.NumSyms = 0;
 193     module->module.TimeDateStamp = stamp;
 194     module->module.CheckSum = checksum;
 195
 196     memset(module->module.LoadedPdbName, 0, sizeof(module->module.LoadedPdbName));
 197     module->module.CVSig = 0;
 198     memset(module->module.CVData, 0, sizeof(module->module.CVData));
 199     module->module.PdbSig = 0;
 200     memset(&module->module.PdbSig70, 0, sizeof(module->module.PdbSig70));
 201     module->module.PdbAge = 0;
 202     module->module.PdbUnmatched = FALSE;
 203     module->module.DbgUnmatched = FALSE;
 204     module->module.LineNumbers = FALSE;
 205     module->module.GlobalSymbols = FALSE;
 206     module->module.TypeInfo = FALSE;
 207     module->module.SourceIndexed = FALSE;
 208     module->module.Publics = FALSE;
 209
 210     module->reloc_delta       = 0;
 211     module->type              = type;
 212     module->is_virtual        = virtual;
 213     for (i = 0; i < DFI_LAST; i++) module->format_info[i] = NULL;
 214     module->sortlist_valid    = FALSE;
 215     module->sorttab_size      = 0;
 216     module->addr_sorttab      = NULL;
 217     module->num_sorttab       = 0;
 218     module->num_symbols       = 0;
 219
 220     vector_init(&module->vsymt, sizeof(struct symt*), 128);
 221     /* FIXME: this seems a bit too high (on a per module basis)
 222      * need some statistics about this
 223      */
 224     hash_table_init(&module->pool, &module->ht_symbols, 4096);
 225     hash_table_init(&module->pool, &module->ht_types,   4096);
 226     vector_init(&module->vtypes, sizeof(struct symt*),  32);
 227
 228     module->sources_used      = 0;
 229     module->sources_alloc     = 0;
 230     module->sources           = 0;
 231     wine_rb_init(&module->sources_offsets_tree, &source_rb_functions);
 232
 233     return module;
 234 }
 235
 236 /***********************************************************************
 237  *      module_find_by_nameW
 238  *
 239  */
 240 struct module* module_find_by_nameW(const struct process* pcs, const WCHAR* name)
 241 {
 242     struct module*      module;
 243
 244     for (module = pcs->lmodules; module; module = module->next)
 245     {
 246         if (!strcmpiW(name, module->module.ModuleName)) return module;
 247     }
 248     SetLastError(ERROR_INVALID_NAME);
 249     return NULL;
 250 }
 251
 252 struct module* module_find_by_nameA(const struct process* pcs, const char* name)
 253 {
 254     WCHAR wname[MAX_PATH];
 255
 256     MultiByteToWideChar(CP_ACP, 0, name, -1, wname, sizeof(wname) / sizeof(WCHAR));
 257     return module_find_by_nameW(pcs, wname);
 258 }
 259
 260 /***********************************************************************
 261  *      module_is_already_loaded
 262  *
 263  */
 264 struct module* module_is_already_loaded(const struct process* pcs, const WCHAR* name)
 265 {
 266     struct module*      module;
 267     const WCHAR*        filename;
 268
 269     /* first compare the loaded image name... */
 270     for (module = pcs->lmodules; module; module = module->next)
 271     {
 272         if (!strcmpiW(name, module->module.LoadedImageName))
 273             return module;
 274     }
 275     /* then compare the standard filenames (without the path) ... */
 276     filename = get_filename(name, NULL);
 277     for (module = pcs->lmodules; module; module = module->next)
 278     {
 279         if (!strcmpiW(filename, get_filename(module->module.LoadedImageName, NULL)))
 280             return module;
 281     }
 282     SetLastError(ERROR_INVALID_NAME);
 283     return NULL;
 284 }
 285
 286 /***********************************************************************
 287  *           module_get_container
 288  *
 289  */
 290 static struct module* module_get_container(const struct process* pcs,
 291                                     const struct module* inner)
 292 {
 293     struct module*      module;
 294
 295     for (module = pcs->lmodules; module; module = module->next)
 296     {
 297         if (module != inner &&
 298             module->module.BaseOfImage <= inner->module.BaseOfImage &&
 299             module->module.BaseOfImage + module->module.ImageSize >=
 300             inner->module.BaseOfImage + inner->module.ImageSize)
 301             return module;
 302     }
 303     return NULL;
 304 }
 305
 306 /***********************************************************************
 307  *           module_get_containee
 308  *
 309  */
 310 struct module* module_get_containee(const struct process* pcs,
 311                                     const struct module* outter)
 312 {
 313     struct module*      module;
 314
 315     for (module = pcs->lmodules; module; module = module->next)
 316     {
 317         if (module != outter &&
 318             outter->module.BaseOfImage <= module->module.BaseOfImage &&
 319             outter->module.BaseOfImage + outter->module.ImageSize >=
 320             module->module.BaseOfImage + module->module.ImageSize)
 321             return module;
 322     }
 323     return NULL;
 324 }
 325
 326 /******************************************************************
 327  *              module_get_debug
 328  *
 329  * get the debug information from a module:
 330  * - if the module's type is deferred, then force loading of debug info (and return
 331  *   the module itself)
 332  * - if the module has no debug info and has an ELF container, then return the ELF
 333  *   container (and also force the ELF container's debug info loading if deferred)
 334  * - otherwise return the module itself if it has some debug info
 335  */
 336 BOOL module_get_debug(struct module_pair* pair)
 337 {
 338     IMAGEHLP_DEFERRED_SYMBOL_LOADW64    idslW64;
 339
 340     if (!pair->requested) return FALSE;
 341     /* for a PE builtin, always get info from container */
 342     if (!(pair->effective = module_get_container(pair->pcs, pair->requested)))
 343         pair->effective = pair->requested;
 344     /* if deferred, force loading */
 345     if (pair->effective->module.SymType == SymDeferred)
 346     {
 347         BOOL ret;
 348
 349         if (pair->effective->is_virtual) ret = FALSE;
 350         else switch (pair->effective->type)
 351         {
 352 #ifndef DBGHELP_STATIC_LIB
 353         case DMT_ELF:
 354             ret = elf_load_debug_info(pair->effective);
 355             break;
 356 #endif
 357         case DMT_PE:
 358             idslW64.SizeOfStruct = sizeof(idslW64);
 359             idslW64.BaseOfImage = pair->effective->module.BaseOfImage;
 360             idslW64.CheckSum = pair->effective->module.CheckSum;
 361             idslW64.TimeDateStamp = pair->effective->module.TimeDateStamp;
 362             memcpy(idslW64.FileName, pair->effective->module.ImageName,
 363                    sizeof(pair->effective->module.ImageName));
 364             idslW64.Reparse = FALSE;
 365             idslW64.hFile = INVALID_HANDLE_VALUE;
 366
 367             pcs_callback(pair->pcs, CBA_DEFERRED_SYMBOL_LOAD_START, &idslW64);
 368             ret = pe_load_debug_info(pair->pcs, pair->effective);
 369             pcs_callback(pair->pcs,
 370                          ret ? CBA_DEFERRED_SYMBOL_LOAD_COMPLETE : CBA_DEFERRED_SYMBOL_LOAD_FAILURE,
 371                          &idslW64);
 372             break;
 373 #ifndef DBGHELP_STATIC_LIB
 374         case DMT_MACHO:
 375             ret = macho_load_debug_info(pair->effective, NULL);
 376             break;
 377 #endif
 378         default:
 379             ret = FALSE;
 380             break;
 381         }
 382         if (!ret) pair->effective->module.SymType = SymNone;
 383         assert(pair->effective->module.SymType != SymDeferred);
 384         pair->effective->module.NumSyms = pair->effective->ht_symbols.num_elts;
 385     }
 386     return pair->effective->module.SymType != SymNone;
 387 }
 388
 389 /***********************************************************************
 390  *      module_find_by_addr
 391  *
 392  * either the addr where module is loaded, or any address inside the
 393  * module
 394  */
 395 struct module* module_find_by_addr(const struct process* pcs, DWORD64 addr,
 396                                    enum module_type type)
 397 {
 398     struct module*      module;
 399
 400     if (type == DMT_UNKNOWN)
 401     {
 402         if ((module = module_find_by_addr(pcs, addr, DMT_PE)) ||
 403             (module = module_find_by_addr(pcs, addr, DMT_ELF)) ||
 404             (module = module_find_by_addr(pcs, addr, DMT_MACHO)))
 405             return module;
 406     }
 407     else
 408     {
 409         for (module = pcs->lmodules; module; module = module->next)
 410         {
 411             if (type == module->type && addr >= module->module.BaseOfImage &&
 412                 addr < module->module.BaseOfImage + module->module.ImageSize)
 413                 return module;
 414         }
 415     }
 416     SetLastError(ERROR_INVALID_ADDRESS);
 417     return module;
 418 }
 419
 420 /******************************************************************
 421  *              module_is_container_loaded
 422  *
 423  * checks whether the native container, for a (supposed) PE builtin is
 424  * already loaded
 425  */
 426 static BOOL module_is_container_loaded(const struct process* pcs,
 427                                        const WCHAR* ImageName, DWORD64 base)
 428 {
 429     size_t              len;
 430     struct module*      module;
 431     PCWSTR              filename, modname;
 432
 433     if (!base) return FALSE;
 434     filename = get_filename(ImageName, NULL);
 435     len = strlenW(filename);
 436
 437     for (module = pcs->lmodules; module; module = module->next)
 438     {
 439         if ((module->type == DMT_ELF || module->type == DMT_MACHO) &&
 440             base >= module->module.BaseOfImage &&
 441             base < module->module.BaseOfImage + module->module.ImageSize)
 442         {
 443             modname = get_filename(module->module.LoadedImageName, NULL);
 444             if (!strncmpiW(modname, filename, len) &&
 445                 !memcmp(modname + len, S_DotSoW, 3 * sizeof(WCHAR)))
 446             {
 447                 return TRUE;
 448             }
 449         }
 450     }
 451     /* likely a native PE module */
 452     WARN("Couldn't find container for %s\n", debugstr_w(ImageName));
 453     return FALSE;
 454 }
 455
 456 /******************************************************************
 457  *              module_get_type_by_name
 458  *
 459  * Guesses a filename type from its extension
 460  */
 461 enum module_type module_get_type_by_name(const WCHAR* name)
 462 {
 463     int loader_len, len = strlenW(name);
 464     const WCHAR *loader;
 465
 466     /* Skip all version extensions (.[digits]) regex: "(\.\d+)*$" */
 467     do
 468     {
 469         int i = len;
 470
 471         while (i && isdigit(name[i - 1])) i--;
 472
 473         if (i && name[i - 1] == '.')
 474             len = i - 1;
 475         else
 476             break;
 477     } while (len);
 478
 479     /* check for terminating .so or .so.[digit] */
 480     /* FIXME: Can't rely solely on extension; have to check magic or
 481      *        stop using .so on Mac OS X.  For now, base on platform. */
 482     if (len > 3 && !memcmp(name + len - 3, S_DotSoW, 3))
 483 #ifdef __APPLE__
 484         return DMT_MACHO;
 485 #else
 486         return DMT_ELF;
 487 #endif
 488
 489     if (len > 6 && !strncmpiW(name + len - 6, S_DotDylibW, 6))
 490         return DMT_MACHO;
 491
 492     if (len > 4 && !strncmpiW(name + len - 4, S_DotPdbW, 4))
 493         return DMT_PDB;
 494
 495     if (len > 4 && !strncmpiW(name + len - 4, S_DotDbgW, 4))
 496         return DMT_DBG;
 497
 498     /* wine is also a native module (Mach-O on Mac OS X, ELF elsewhere) */
 499     loader = get_wine_loader_name();
 500     loader_len = strlenW( loader );
 501     if ((len == loader_len || (len > loader_len && name[len - loader_len - 1] == '/')) &&
 502         !strcmpiW(name + len - loader_len, loader))
 503     {
 504 #ifdef __APPLE__
 505         return DMT_MACHO;
 506 #else
 507         return DMT_ELF;
 508 #endif
 509     }
 510     return DMT_PE;
 511 }
 512
 513 /******************************************************************
 514  *                              refresh_module_list
 515  */
 516 #ifndef DBGHELP_STATIC_LIB
 517 static BOOL refresh_module_list(struct process* pcs)
 518 {
 519     /* force transparent ELF and Mach-O loading / unloading */
 520     return elf_synchronize_module_list(pcs) || macho_synchronize_module_list(pcs);
 521 }
 522 #endif
 523
 524 /***********************************************************************
 525  *                      SymLoadModule (DBGHELP.@)
 526  */
 527 DWORD WINAPI SymLoadModule(HANDLE hProcess, HANDLE hFile, PCSTR ImageName,
 528                            PCSTR ModuleName, DWORD BaseOfDll, DWORD SizeOfDll)
 529 {
 530     return SymLoadModuleEx(hProcess, hFile, ImageName, ModuleName, BaseOfDll,
 531                            SizeOfDll, NULL, 0);
 532 }
 533
 534 /***********************************************************************
 535  *                      SymLoadModuleEx (DBGHELP.@)
 536  */
 537 DWORD64 WINAPI  SymLoadModuleEx(HANDLE hProcess, HANDLE hFile, PCSTR ImageName,
 538                                 PCSTR ModuleName, DWORD64 BaseOfDll, DWORD DllSize,
 539                                 PMODLOAD_DATA Data, DWORD Flags)
 540 {
 541     PWSTR       wImageName, wModuleName;
 542     unsigned    len;
 543     DWORD64     ret;
 544
 545     TRACE("(%p %p %s %s %s %08x %p %08x)\n",
 546           hProcess, hFile, debugstr_a(ImageName), debugstr_a(ModuleName),
 547           wine_dbgstr_longlong(BaseOfDll), DllSize, Data, Flags);
 548
 549     if (ImageName)
 550     {
 551         len = MultiByteToWideChar(CP_ACP, 0, ImageName, -1, NULL, 0);
 552         wImageName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 553         MultiByteToWideChar(CP_ACP, 0, ImageName, -1, wImageName, len);
 554     }
 555     else wImageName = NULL;
 556     if (ModuleName)
 557     {
 558         len = MultiByteToWideChar(CP_ACP, 0, ModuleName, -1, NULL, 0);
 559         wModuleName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 560         MultiByteToWideChar(CP_ACP, 0, ModuleName, -1, wModuleName, len);
 561     }
 562     else wModuleName = NULL;
 563
 564     ret = SymLoadModuleExW(hProcess, hFile, wImageName, wModuleName,
 565                           BaseOfDll, DllSize, Data, Flags);
 566     HeapFree(GetProcessHeap(), 0, wImageName);
 567     HeapFree(GetProcessHeap(), 0, wModuleName);
 568     return ret;
 569 }
 570
 571 /***********************************************************************
 572  *                      SymLoadModuleExW (DBGHELP.@)
 573  */
 574 DWORD64 WINAPI  SymLoadModuleExW(HANDLE hProcess, HANDLE hFile, PCWSTR wImageName,
 575                                  PCWSTR wModuleName, DWORD64 BaseOfDll, DWORD SizeOfDll,
 576                                  PMODLOAD_DATA Data, DWORD Flags)
 577 {
 578     struct process*     pcs;
 579     struct module*      module = NULL;
 580
 581     TRACE("(%p %p %s %s %s %08x %p %08x)\n",
 582           hProcess, hFile, debugstr_w(wImageName), debugstr_w(wModuleName),
 583           wine_dbgstr_longlong(BaseOfDll), SizeOfDll, Data, Flags);
 584
 585     if (Data)
 586         FIXME("Unsupported load data parameter %p for %s\n",
 587               Data, debugstr_w(wImageName));
 588     if (!validate_addr64(BaseOfDll)) return FALSE;
 589
 590     if (!(pcs = process_find_by_handle(hProcess))) return FALSE;
 591
 592     if (Flags & SLMFLAG_VIRTUAL)
 593     {
 594         if (!wImageName) return FALSE;
 595         module = module_new(pcs, wImageName, module_get_type_by_name(wImageName),
 596                             TRUE, BaseOfDll, SizeOfDll, 0, 0);
 597         if (!module) return FALSE;
 598         if (wModuleName) module_set_module(module, wModuleName);
 599         module->module.SymType = SymVirtual;
 600
 601         return TRUE;
 602     }
 603     if (Flags & ~(SLMFLAG_VIRTUAL))
 604         FIXME("Unsupported Flags %08x for %s\n", Flags, debugstr_w(wImageName));
 605
 606 #ifndef DBGHELP_STATIC_LIB
 607     refresh_module_list(pcs);
 608 #endif
 609
 610     /* this is a Wine extension to the API just to redo the synchronisation */
 611     if (!wImageName && !hFile) return 0;
 612
 613     /* check if the module is already loaded, or if it's a builtin PE module with
 614      * an containing ELF module
 615      */
 616     if (wImageName)
 617     {
 618         module = module_is_already_loaded(pcs, wImageName);
 619         if (!module && module_is_container_loaded(pcs, wImageName, BaseOfDll))
 620         {
 621             /* force the loading of DLL as builtin */
 622             module = pe_load_builtin_module(pcs, wImageName, BaseOfDll, SizeOfDll);
 623         }
 624     }
 625     if (!module)
 626     {
 627         /* otherwise, try a regular PE module */
 628         if (!(module = pe_load_native_module(pcs, wImageName, hFile, BaseOfDll, SizeOfDll)) &&
 629             wImageName)
 630         {
 631             /* and finally an ELF or Mach-O module */
 632 #ifndef DBGHELP_STATIC_LIB
 633             switch (module_get_type_by_name(wImageName))
 634             {
 635                 case DMT_ELF:
 636                     module = elf_load_module(pcs, wImageName, BaseOfDll);
 637                     break;
 638                 case DMT_MACHO:
 639                     module = macho_load_module(pcs, wImageName, BaseOfDll);
 640                     break;
 641                 default:
 642                     /* Ignored */
 643                     break;
 644             }
 645 #endif
 646         }
 647     }
 648     if (!module)
 649     {
 650         WARN("Couldn't locate %s\n", debugstr_w(wImageName));
 651         return 0;
 652     }
 653     module->module.NumSyms = module->ht_symbols.num_elts;
 654     /* by default module_new fills module.ModuleName from a derivation
 655      * of LoadedImageName. Overwrite it, if we have better information
 656      */
 657     if (wModuleName)
 658         module_set_module(module, wModuleName);
 659     if (wImageName)
 660         lstrcpynW(module->module.ImageName, wImageName,
 661               sizeof(module->module.ImageName) / sizeof(WCHAR));
 662
 663     return module->module.BaseOfImage;
 664 }
 665
 666 /***********************************************************************
 667  *                     SymLoadModule64 (DBGHELP.@)
 668  */
 669 DWORD64 WINAPI SymLoadModule64(HANDLE hProcess, HANDLE hFile, PCSTR ImageName,
 670                                PCSTR ModuleName, DWORD64 BaseOfDll, DWORD SizeOfDll)
 671 {
 672     return SymLoadModuleEx(hProcess, hFile, ImageName, ModuleName, BaseOfDll, SizeOfDll,
 673                            NULL, 0);
 674 }
 675
 676 /******************************************************************
 677  *              module_remove
 678  *
 679  */
 680 BOOL module_remove(struct process* pcs, struct module* module)
 681 {
 682     struct module_format*modfmt;
 683     struct module**     p;
 684     unsigned            i;
 685
 686     TRACE("%s (%p)\n", debugstr_w(module->module.ModuleName), module);
 687
 688     for (i = 0; i < DFI_LAST; i++)
 689     {
 690         if ((modfmt = module->format_info[i]) && modfmt->remove)
 691             modfmt->remove(pcs, module->format_info[i]);
 692     }
 693     hash_table_destroy(&module->ht_symbols);
 694     hash_table_destroy(&module->ht_types);
 695     wine_rb_destroy(&module->sources_offsets_tree, NULL, NULL);
 696     HeapFree(GetProcessHeap(), 0, module->sources);
 697     HeapFree(GetProcessHeap(), 0, module->addr_sorttab);
 698     pool_destroy(&module->pool);
 699     /* native dbghelp doesn't invoke registered callback(,CBA_SYMBOLS_UNLOADED,) here
 700      * so do we
 701      */
 702     for (p = &pcs->lmodules; *p; p = &(*p)->next)
 703     {
 704         if (*p == module)
 705         {
 706             *p = module->next;
 707             HeapFree(GetProcessHeap(), 0, module);
 708             return TRUE;
 709         }
 710     }
 711     FIXME("This shouldn't happen\n");
 712     return FALSE;
 713 }
 714
 715 /******************************************************************
 716  *              SymUnloadModule (DBGHELP.@)
 717  *
 718  */
 719 BOOL WINAPI SymUnloadModule(HANDLE hProcess, DWORD BaseOfDll)
 720 {
 721     struct process*     pcs;
 722     struct module*      module;
 723
 724     pcs = process_find_by_handle(hProcess);
 725     if (!pcs) return FALSE;
 726     module = module_find_by_addr(pcs, BaseOfDll, DMT_UNKNOWN);
 727     if (!module) return FALSE;
 728     return module_remove(pcs, module);
 729 }
 730
 731 /******************************************************************
 732  *              SymUnloadModule64 (DBGHELP.@)
 733  *
 734  */
 735 BOOL WINAPI SymUnloadModule64(HANDLE hProcess, DWORD64 BaseOfDll)
 736 {
 737     struct process*     pcs;
 738     struct module*      module;
 739
 740     pcs = process_find_by_handle(hProcess);
 741     if (!pcs) return FALSE;
 742     if (!validate_addr64(BaseOfDll)) return FALSE;
 743     module = module_find_by_addr(pcs, BaseOfDll, DMT_UNKNOWN);
 744     if (!module) return FALSE;
 745     return module_remove(pcs, module);
 746 }
 747
 748 /******************************************************************
 749  *              SymEnumerateModules (DBGHELP.@)
 750  *
 751  */
 752 struct enum_modW64_32
 753 {
 754     PSYM_ENUMMODULES_CALLBACK   cb;
 755     PVOID                       user;
 756     char                        module[MAX_PATH];
 757 };
 758
 759 static BOOL CALLBACK enum_modW64_32(PCWSTR name, DWORD64 base, PVOID user)
 760 {
 761     struct enum_modW64_32*      x = user;
 762
 763     WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
 764     return x->cb(x->module, (DWORD)base, x->user);
 765 }
 766
 767 BOOL  WINAPI SymEnumerateModules(HANDLE hProcess,
 768                                  PSYM_ENUMMODULES_CALLBACK EnumModulesCallback,
 769                                  PVOID UserContext)
 770 {
 771     struct enum_modW64_32       x;
 772
 773     x.cb = EnumModulesCallback;
 774     x.user = UserContext;
 775
 776     return SymEnumerateModulesW64(hProcess, enum_modW64_32, &x);
 777 }
 778
 779 /******************************************************************
 780  *              SymEnumerateModules64 (DBGHELP.@)
 781  *
 782  */
 783 struct enum_modW64_64
 784 {
 785     PSYM_ENUMMODULES_CALLBACK64 cb;
 786     PVOID                       user;
 787     char                        module[MAX_PATH];
 788 };
 789
 790 static BOOL CALLBACK enum_modW64_64(PCWSTR name, DWORD64 base, PVOID user)
 791 {
 792     struct enum_modW64_64*      x = user;
 793
 794     WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
 795     return x->cb(x->module, base, x->user);
 796 }
 797
 798 BOOL  WINAPI SymEnumerateModules64(HANDLE hProcess,
 799                                    PSYM_ENUMMODULES_CALLBACK64 EnumModulesCallback,
 800                                    PVOID UserContext)
 801 {
 802     struct enum_modW64_64       x;
 803
 804     x.cb = EnumModulesCallback;
 805     x.user = UserContext;
 806
 807     return SymEnumerateModulesW64(hProcess, enum_modW64_64, &x);
 808 }
 809
 810 /******************************************************************
 811  *              SymEnumerateModulesW64 (DBGHELP.@)
 812  *
 813  */
 814 BOOL  WINAPI SymEnumerateModulesW64(HANDLE hProcess,
 815                                     PSYM_ENUMMODULES_CALLBACKW64 EnumModulesCallback,
 816                                     PVOID UserContext)
 817 {
 818     struct process*     pcs = process_find_by_handle(hProcess);
 819     struct module*      module;
 820
 821     if (!pcs) return FALSE;
 822
 823     for (module = pcs->lmodules; module; module = module->next)
 824     {
 825         if (!(dbghelp_options & SYMOPT_WINE_WITH_NATIVE_MODULES) &&
 826             (module->type == DMT_ELF || module->type == DMT_MACHO))
 827             continue;
 828         if (!EnumModulesCallback(module->module.ModuleName,
 829                                  module->module.BaseOfImage, UserContext))
 830             break;
 831     }
 832     return TRUE;
 833 }
 834
 835 #ifndef DBGHELP_STATIC_LIB
 836 /******************************************************************
 837  *              EnumerateLoadedModules64 (DBGHELP.@)
 838  *
 839  */
 840 struct enum_load_modW64_64
 841 {
 842     PENUMLOADED_MODULES_CALLBACK64      cb;
 843     PVOID                               user;
 844     char                                module[MAX_PATH];
 845 };
 846
 847 static BOOL CALLBACK enum_load_modW64_64(PCWSTR name, DWORD64 base, ULONG size,
 848                                          PVOID user)
 849 {
 850     struct enum_load_modW64_64* x = user;
 851
 852     WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
 853     return x->cb(x->module, base, size, x->user);
 854 }
 855
 856 BOOL  WINAPI EnumerateLoadedModules64(HANDLE hProcess,
 857                                       PENUMLOADED_MODULES_CALLBACK64 EnumLoadedModulesCallback,
 858                                       PVOID UserContext)
 859 {
 860     struct enum_load_modW64_64  x;
 861
 862     x.cb = EnumLoadedModulesCallback;
 863     x.user = UserContext;
 864
 865     return EnumerateLoadedModulesW64(hProcess, enum_load_modW64_64, &x);
 866 }
 867
 868 /******************************************************************
 869  *              EnumerateLoadedModules (DBGHELP.@)
 870  *
 871  */
 872 struct enum_load_modW64_32
 873 {
 874     PENUMLOADED_MODULES_CALLBACK        cb;
 875     PVOID                               user;
 876     char                                module[MAX_PATH];
 877 };
 878
 879 static BOOL CALLBACK enum_load_modW64_32(PCWSTR name, DWORD64 base, ULONG size,
 880                                          PVOID user)
 881 {
 882     struct enum_load_modW64_32* x = user;
 883     WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
 884     return x->cb(x->module, (DWORD)base, size, x->user);
 885 }
 886
 887 BOOL  WINAPI EnumerateLoadedModules(HANDLE hProcess,
 888                                     PENUMLOADED_MODULES_CALLBACK EnumLoadedModulesCallback,
 889                                     PVOID UserContext)
 890 {
 891     struct enum_load_modW64_32  x;
 892
 893     x.cb = EnumLoadedModulesCallback;
 894     x.user = UserContext;
 895
 896     return EnumerateLoadedModulesW64(hProcess, enum_load_modW64_32, &x);
 897 }
 898
 899 /******************************************************************
 900  *              EnumerateLoadedModulesW64 (DBGHELP.@)
 901  *
 902  */
 903 BOOL  WINAPI EnumerateLoadedModulesW64(HANDLE hProcess,
 904                                        PENUMLOADED_MODULES_CALLBACKW64 EnumLoadedModulesCallback,
 905                                        PVOID UserContext)
 906 {
 907     HMODULE*    hMods;
 908     WCHAR       baseW[256], modW[256];
 909     DWORD       i, sz;
 910     MODULEINFO  mi;
 911
 912     hMods = HeapAlloc(GetProcessHeap(), 0, 256 * sizeof(hMods[0]));
 913     if (!hMods) return FALSE;
 914
 915     if (!EnumProcessModules(hProcess, hMods, 256 * sizeof(hMods[0]), &sz))
 916     {
 917         /* hProcess should also be a valid process handle !! */
 918         FIXME("If this happens, bump the number in mod\n");
 919         HeapFree(GetProcessHeap(), 0, hMods);
 920         return FALSE;
 921     }
 922     sz /= sizeof(HMODULE);
 923     for (i = 0; i < sz; i++)
 924     {
 925         if (!GetModuleInformation(hProcess, hMods[i], &mi, sizeof(mi)) ||
 926             !GetModuleBaseNameW(hProcess, hMods[i], baseW, sizeof(baseW) / sizeof(WCHAR)))
 927             continue;
 928         module_fill_module(baseW, modW, sizeof(modW) / sizeof(CHAR));
 929         EnumLoadedModulesCallback(modW, (DWORD_PTR)mi.lpBaseOfDll, mi.SizeOfImage,
 930                                   UserContext);
 931     }
 932     HeapFree(GetProcessHeap(), 0, hMods);
 933
 934     return sz != 0 && i == sz;
 935 }
 936 #endif /* DBGHELP_STATIC_LIB */
 937
 938 /******************************************************************
 939  *              SymGetModuleInfo (DBGHELP.@)
 940  *
 941  */
 942 BOOL  WINAPI SymGetModuleInfo(HANDLE hProcess, DWORD dwAddr,
 943                               PIMAGEHLP_MODULE ModuleInfo)
 944 {
 945     IMAGEHLP_MODULE     mi;
 946     IMAGEHLP_MODULEW64  miw64;
 947
 948     if (sizeof(mi) < ModuleInfo->SizeOfStruct) FIXME("Wrong size\n");
 949
 950     miw64.SizeOfStruct = sizeof(miw64);
 951     if (!SymGetModuleInfoW64(hProcess, dwAddr, &miw64)) return FALSE;
 952
 953     mi.SizeOfStruct  = miw64.SizeOfStruct;
 954     mi.BaseOfImage   = miw64.BaseOfImage;
 955     mi.ImageSize     = miw64.ImageSize;
 956     mi.TimeDateStamp = miw64.TimeDateStamp;
 957     mi.CheckSum      = miw64.CheckSum;
 958     mi.NumSyms       = miw64.NumSyms;
 959     mi.SymType       = miw64.SymType;
 960     WideCharToMultiByte(CP_ACP, 0, miw64.ModuleName, -1,
 961                         mi.ModuleName, sizeof(mi.ModuleName), NULL, NULL);
 962     WideCharToMultiByte(CP_ACP, 0, miw64.ImageName, -1,
 963                         mi.ImageName, sizeof(mi.ImageName), NULL, NULL);
 964     WideCharToMultiByte(CP_ACP, 0, miw64.LoadedImageName, -1,
 965                         mi.LoadedImageName, sizeof(mi.LoadedImageName), NULL, NULL);
 966
 967     memcpy(ModuleInfo, &mi, ModuleInfo->SizeOfStruct);
 968
 969     return TRUE;
 970 }
 971
 972 /******************************************************************
 973  *              SymGetModuleInfoW (DBGHELP.@)
 974  *
 975  */
 976 BOOL  WINAPI SymGetModuleInfoW(HANDLE hProcess, DWORD dwAddr,
 977                                PIMAGEHLP_MODULEW ModuleInfo)
 978 {
 979     IMAGEHLP_MODULEW64  miw64;
 980     IMAGEHLP_MODULEW    miw;
 981
 982     if (sizeof(miw) < ModuleInfo->SizeOfStruct) FIXME("Wrong size\n");
 983
 984     miw64.SizeOfStruct = sizeof(miw64);
 985     if (!SymGetModuleInfoW64(hProcess, dwAddr, &miw64)) return FALSE;
 986
 987     miw.SizeOfStruct  = miw64.SizeOfStruct;
 988     miw.BaseOfImage   = miw64.BaseOfImage;
 989     miw.ImageSize     = miw64.ImageSize;
 990     miw.TimeDateStamp = miw64.TimeDateStamp;
 991     miw.CheckSum      = miw64.CheckSum;
 992     miw.NumSyms       = miw64.NumSyms;
 993     miw.SymType       = miw64.SymType;
 994     strcpyW(miw.ModuleName, miw64.ModuleName);
 995     strcpyW(miw.ImageName, miw64.ImageName);
 996     strcpyW(miw.LoadedImageName, miw64.LoadedImageName);
 997     memcpy(ModuleInfo, &miw, ModuleInfo->SizeOfStruct);
 998
 999     return TRUE;
1000 }
1001
1002 /******************************************************************
1003  *              SymGetModuleInfo64 (DBGHELP.@)
1004  *
1005  */
1006 BOOL  WINAPI SymGetModuleInfo64(HANDLE hProcess, DWORD64 dwAddr,
1007                                 PIMAGEHLP_MODULE64 ModuleInfo)
1008 {
1009     IMAGEHLP_MODULE64   mi64;
1010     IMAGEHLP_MODULEW64  miw64;
1011
1012     if (sizeof(mi64) < ModuleInfo->SizeOfStruct)
1013     {
1014         SetLastError(ERROR_MOD_NOT_FOUND); /* NOTE: native returns this error */
1015         WARN("Wrong size %u\n", ModuleInfo->SizeOfStruct);
1016         return FALSE;
1017     }
1018
1019     miw64.SizeOfStruct = sizeof(miw64);
1020     if (!SymGetModuleInfoW64(hProcess, dwAddr, &miw64)) return FALSE;
1021
1022     mi64.SizeOfStruct  = miw64.SizeOfStruct;
1023     mi64.BaseOfImage   = miw64.BaseOfImage;
1024     mi64.ImageSize     = miw64.ImageSize;
1025     mi64.TimeDateStamp = miw64.TimeDateStamp;
1026     mi64.CheckSum      = miw64.CheckSum;
1027     mi64.NumSyms       = miw64.NumSyms;
1028     mi64.SymType       = miw64.SymType;
1029     WideCharToMultiByte(CP_ACP, 0, miw64.ModuleName, -1,
1030                         mi64.ModuleName, sizeof(mi64.ModuleName), NULL, NULL);
1031     WideCharToMultiByte(CP_ACP, 0, miw64.ImageName, -1,
1032                         mi64.ImageName, sizeof(mi64.ImageName), NULL, NULL);
1033     WideCharToMultiByte(CP_ACP, 0, miw64.LoadedImageName, -1,
1034                         mi64.LoadedImageName, sizeof(mi64.LoadedImageName), NULL, NULL);
1035     WideCharToMultiByte(CP_ACP, 0, miw64.LoadedPdbName, -1,
1036                         mi64.LoadedPdbName, sizeof(mi64.LoadedPdbName), NULL, NULL);
1037
1038     mi64.CVSig         = miw64.CVSig;
1039     WideCharToMultiByte(CP_ACP, 0, miw64.CVData, -1,
1040                         mi64.CVData, sizeof(mi64.CVData), NULL, NULL);
1041     mi64.PdbSig        = miw64.PdbSig;
1042     mi64.PdbSig70      = miw64.PdbSig70;
1043     mi64.PdbAge        = miw64.PdbAge;
1044     mi64.PdbUnmatched  = miw64.PdbUnmatched;
1045     mi64.DbgUnmatched  = miw64.DbgUnmatched;
1046     mi64.LineNumbers   = miw64.LineNumbers;
1047     mi64.GlobalSymbols = miw64.GlobalSymbols;
1048     mi64.TypeInfo      = miw64.TypeInfo;
1049     mi64.SourceIndexed = miw64.SourceIndexed;
1050     mi64.Publics       = miw64.Publics;
1051
1052     memcpy(ModuleInfo, &mi64, ModuleInfo->SizeOfStruct);
1053
1054     return TRUE;
1055 }
1056
1057 /******************************************************************
1058  *              SymGetModuleInfoW64 (DBGHELP.@)
1059  *
1060  */
1061 BOOL  WINAPI SymGetModuleInfoW64(HANDLE hProcess, DWORD64 dwAddr,
1062                                  PIMAGEHLP_MODULEW64 ModuleInfo)
1063 {
1064     struct process*     pcs = process_find_by_handle(hProcess);
1065     struct module*      module;
1066     IMAGEHLP_MODULEW64  miw64;
1067
1068     TRACE("%p %s %p\n", hProcess, wine_dbgstr_longlong(dwAddr), ModuleInfo);
1069
1070     if (!pcs) return FALSE;
1071     if (ModuleInfo->SizeOfStruct > sizeof(*ModuleInfo)) return FALSE;
1072     module = module_find_by_addr(pcs, dwAddr, DMT_UNKNOWN);
1073     if (!module) return FALSE;
1074
1075     miw64 = module->module;
1076
1077     /* update debug information from container if any */
1078     if (module->module.SymType == SymNone)
1079     {
1080         module = module_get_container(pcs, module);
1081         if (module && module->module.SymType != SymNone)
1082         {
1083             miw64.SymType = module->module.SymType;
1084             miw64.NumSyms = module->module.NumSyms;
1085         }
1086     }
1087     memcpy(ModuleInfo, &miw64, ModuleInfo->SizeOfStruct);
1088     return TRUE;
1089 }
1090
1091 /***********************************************************************
1092  *              SymGetModuleBase (DBGHELP.@)
1093  */
1094 DWORD WINAPI SymGetModuleBase(HANDLE hProcess, DWORD dwAddr)
1095 {
1096     DWORD64     ret;
1097
1098     ret = SymGetModuleBase64(hProcess, dwAddr);
1099     return validate_addr64(ret) ? ret : 0;
1100 }
1101
1102 /***********************************************************************
1103  *              SymGetModuleBase64 (DBGHELP.@)
1104  */
1105 DWORD64 WINAPI SymGetModuleBase64(HANDLE hProcess, DWORD64 dwAddr)
1106 {
1107     struct process*     pcs = process_find_by_handle(hProcess);
1108     struct module*      module;
1109
1110     if (!pcs) return 0;
1111     module = module_find_by_addr(pcs, dwAddr, DMT_UNKNOWN);
1112     if (!module) return 0;
1113     return module->module.BaseOfImage;
1114 }
1115
1116 /******************************************************************
1117  *              module_reset_debug_info
1118  * Removes any debug information linked to a given module.
1119  */
1120 void module_reset_debug_info(struct module* module)
1121 {
1122     module->sortlist_valid = TRUE;
1123     module->sorttab_size = 0;
1124     module->addr_sorttab = NULL;
1125     module->num_sorttab = module->num_symbols = 0;
1126     hash_table_destroy(&module->ht_symbols);
1127     module->ht_symbols.num_buckets = 0;
1128     module->ht_symbols.buckets = NULL;
1129     hash_table_destroy(&module->ht_types);
1130     module->ht_types.num_buckets = 0;
1131     module->ht_types.buckets = NULL;
1132     module->vtypes.num_elts = 0;
1133     hash_table_destroy(&module->ht_symbols);
1134     module->sources_used = module->sources_alloc = 0;
1135     module->sources = NULL;
1136 }
1137
1138 /******************************************************************
1139  *              SymRefreshModuleList (DBGHELP.@)
1140  */
1141 BOOL WINAPI SymRefreshModuleList(HANDLE hProcess)
1142 {
1143     struct process*     pcs;
1144
1145     TRACE("(%p)\n", hProcess);
1146
1147     if (!(pcs = process_find_by_handle(hProcess))) return FALSE;
1148
1149 #ifndef DBGHELP_STATIC_LIB
1150     return refresh_module_list(pcs);
1151 #else
1152     return TRUE;
1153 #endif
1154 }
1155
1156 /***********************************************************************
1157  *              SymFunctionTableAccess (DBGHELP.@)
1158  */
1159 PVOID WINAPI SymFunctionTableAccess(HANDLE hProcess, DWORD AddrBase)
1160 {
1161     return SymFunctionTableAccess64(hProcess, AddrBase);
1162 }
1163
1164 /***********************************************************************
1165  *              SymFunctionTableAccess64 (DBGHELP.@)
1166  */
1167 PVOID WINAPI SymFunctionTableAccess64(HANDLE hProcess, DWORD64 AddrBase)
1168 {
1169     struct process*     pcs = process_find_by_handle(hProcess);
1170     struct module*      module;
1171
1172     if (!pcs || !dbghelp_current_cpu->find_runtime_function) return NULL;
1173     module = module_find_by_addr(pcs, AddrBase, DMT_UNKNOWN);
1174     if (!module) return NULL;
1175
1176     return dbghelp_current_cpu->find_runtime_function(module, AddrBase);
1177 }