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 #include "psapi.h"
  30 #include "winternl.h"
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
  34
  35 const WCHAR        S_ElfW[]         = {'<','e','l','f','>','\0'};
  36 const WCHAR        S_WineLoaderW[]  = {'<','w','i','n','e','-','l','o','a','d','e','r','>','\0'};
  37 static const WCHAR S_DotSoW[]       = {'.','s','o','\0'};
  38 static const WCHAR S_DotPdbW[]      = {'.','p','d','b','\0'};
  39 const WCHAR        S_WinePThreadW[] = {'w','i','n','e','-','p','t','h','r','e','a','d','\0'};
  40 const WCHAR        S_WineKThreadW[] = {'w','i','n','e','-','k','t','h','r','e','a','d','\0'};
  41 const WCHAR        S_SlashW[]       = {'/','\0'};
  42
  43 static const WCHAR S_AcmW[] = {'.','a','c','m','\0'};
  44 static const WCHAR S_DllW[] = {'.','d','l','l','\0'};
  45 static const WCHAR S_DrvW[] = {'.','d','r','v','\0'};
  46 static const WCHAR S_ExeW[] = {'.','e','x','e','\0'};
  47 static const WCHAR S_OcxW[] = {'.','o','c','x','\0'};
  48 static const WCHAR S_VxdW[] = {'.','v','x','d','\0'};
  49 static const WCHAR * const ext[] = {S_AcmW, S_DllW, S_DrvW, S_ExeW, S_OcxW, S_VxdW, NULL};
  50
  51 static int match_ext(const WCHAR* ptr, size_t len)
  52 {
  53     const WCHAR* const *e;
  54     size_t      l;
  55
  56     for (e = ext; *e; e++)
  57     {
  58         l = strlenW(*e);
  59         if (l >= len) return FALSE;
  60         if (strncmpiW(&ptr[len - l], *e, l)) continue;
  61         return l;
  62     }
  63     return 0;
  64 }
  65
  66 static const WCHAR* get_filename(const WCHAR* name, const WCHAR* endptr)
  67 {
  68     const WCHAR*        ptr;
  69
  70     if (!endptr) endptr = name + strlenW(name);
  71     for (ptr = endptr - 1; ptr >= name; ptr--)
  72     {
  73         if (*ptr == '/' || *ptr == '\\') break;
  74     }
  75     return ++ptr;
  76 }
  77
  78 static void module_fill_module(const WCHAR* in, WCHAR* out, size_t size)
  79 {
  80     const WCHAR *ptr, *endptr;
  81     size_t      len, l;
  82
  83     ptr = get_filename(in, endptr = in + strlenW(in));
  84     len = min(endptr - ptr, size - 1);
  85     memcpy(out, ptr, len * sizeof(WCHAR));
  86     out[len] = '\0';
  87     if (len > 4 && (l = match_ext(out, len)))
  88         out[len - l] = '\0';
  89     else if (len > 12 &&
  90              (!strcmpiW(out + len - 12, S_WinePThreadW) ||
  91               !strcmpiW(out + len - 12, S_WineKThreadW)))
  92         lstrcpynW(out, S_WineLoaderW, size);
  93     else
  94     {
  95         if (len > 3 && !strcmpiW(&out[len - 3], S_DotSoW) &&
  96             (l = match_ext(out, len - 3)))
  97             strcpyW(&out[len - l - 3], S_ElfW);
  98     }
  99     while ((*out = tolowerW(*out))) out++;
 100 }
 101
 102 void module_set_module(struct module* module, const WCHAR* name)
 103 {
 104     module_fill_module(name, module->module.ModuleName, sizeof(module->module.ModuleName));
 105     WideCharToMultiByte(CP_ACP, 0, module->module.ModuleName, -1,
 106                         module->module_name, sizeof(module->module_name),
 107                         NULL, NULL);
 108 }
 109
 110 static const char*      get_module_type(enum module_type type, BOOL virtual)
 111 {
 112     switch (type)
 113     {
 114     case DMT_ELF: return virtual ? "Virtual ELF" : "ELF";
 115     case DMT_PE: return virtual ? "Virtual PE" : "PE";
 116     default: return "---";
 117     }
 118 }
 119
 120 /***********************************************************************
 121  * Creates and links a new module to a process
 122  */
 123 struct module* module_new(struct process* pcs, const WCHAR* name,
 124                           enum module_type type, BOOL virtual,
 125                           unsigned long mod_addr, unsigned long size,
 126                           unsigned long stamp, unsigned long checksum)
 127 {
 128     struct module*      module;
 129
 130     assert(type == DMT_ELF || type == DMT_PE);
 131     if (!(module = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*module))))
 132         return NULL;
 133
 134     module->next = pcs->lmodules;
 135     pcs->lmodules = module;
 136
 137     TRACE("=> %s %08lx-%08lx %s\n",
 138           get_module_type(type, virtual), mod_addr, mod_addr + size,
 139           debugstr_w(name));
 140
 141     pool_init(&module->pool, 65536);
 142
 143     module->module.SizeOfStruct = sizeof(module->module);
 144     module->module.BaseOfImage = mod_addr;
 145     module->module.ImageSize = size;
 146     module_set_module(module, name);
 147     module->module.ImageName[0] = '\0';
 148     lstrcpynW(module->module.LoadedImageName, name, sizeof(module->module.LoadedImageName) / sizeof(WCHAR));
 149     module->module.SymType = SymNone;
 150     module->module.NumSyms = 0;
 151     module->module.TimeDateStamp = stamp;
 152     module->module.CheckSum = checksum;
 153
 154     memset(module->module.LoadedPdbName, 0, sizeof(module->module.CVData));
 155     module->module.CVSig = 0;
 156     memset(module->module.CVData, 0, sizeof(module->module.CVData));
 157     module->module.PdbSig = 0;
 158     memset(&module->module.PdbSig70, 0, sizeof(module->module.PdbSig70));
 159     module->module.PdbAge = 0;
 160     module->module.PdbUnmatched = FALSE;
 161     module->module.DbgUnmatched = FALSE;
 162     module->module.LineNumbers = FALSE;
 163     module->module.GlobalSymbols = FALSE;
 164     module->module.TypeInfo = FALSE;
 165     module->module.SourceIndexed = FALSE;
 166     module->module.Publics = FALSE;
 167
 168     module->type              = type;
 169     module->is_virtual        = virtual ? TRUE : FALSE;
 170     module->sortlist_valid    = FALSE;
 171     module->addr_sorttab      = NULL;
 172     /* FIXME: this seems a bit too high (on a per module basis)
 173      * need some statistics about this
 174      */
 175     hash_table_init(&module->pool, &module->ht_symbols, 4096);
 176     hash_table_init(&module->pool, &module->ht_types,   4096);
 177     vector_init(&module->vtypes, sizeof(struct symt*),  32);
 178
 179     module->sources_used      = 0;
 180     module->sources_alloc     = 0;
 181     module->sources           = 0;
 182
 183     return module;
 184 }
 185
 186 /***********************************************************************
 187  *      module_find_by_name
 188  *
 189  */
 190 struct module* module_find_by_name(const struct process* pcs, const WCHAR* name)
 191 {
 192     struct module*      module;
 193
 194     for (module = pcs->lmodules; module; module = module->next)
 195     {
 196         if (!strcmpiW(name, module->module.ModuleName)) return module;
 197     }
 198     SetLastError(ERROR_INVALID_NAME);
 199     return NULL;
 200 }
 201
 202 struct module* module_find_by_nameA(const struct process* pcs, const char* name)
 203 {
 204     WCHAR wname[MAX_PATH];
 205
 206     MultiByteToWideChar(CP_ACP, 0, name, -1, wname, sizeof(wname) / sizeof(WCHAR));
 207     return module_find_by_name(pcs, wname);
 208 }
 209
 210 /***********************************************************************
 211  *      module_is_already_loaded
 212  *
 213  */
 214 struct module* module_is_already_loaded(const struct process* pcs, const WCHAR* name)
 215 {
 216     struct module*      module;
 217     const WCHAR*        filename;
 218
 219     /* first compare the loaded image name... */
 220     for (module = pcs->lmodules; module; module = module->next)
 221     {
 222         if (!strcmpiW(name, module->module.LoadedImageName))
 223             return module;
 224     }
 225     /* then compare the standard filenames (without the path) ... */
 226     filename = get_filename(name, NULL);
 227     for (module = pcs->lmodules; module; module = module->next)
 228     {
 229         if (!strcmpiW(filename, get_filename(module->module.LoadedImageName, NULL)))
 230             return module;
 231     }
 232     SetLastError(ERROR_INVALID_NAME);
 233     return NULL;
 234 }
 235
 236 /***********************************************************************
 237  *           module_get_container
 238  *
 239  */
 240 struct module* module_get_container(const struct process* pcs,
 241                                     const struct module* inner)
 242 {
 243     struct module*      module;
 244
 245     for (module = pcs->lmodules; module; module = module->next)
 246     {
 247         if (module != inner &&
 248             module->module.BaseOfImage <= inner->module.BaseOfImage &&
 249             module->module.BaseOfImage + module->module.ImageSize >=
 250             inner->module.BaseOfImage + inner->module.ImageSize)
 251             return module;
 252     }
 253     return NULL;
 254 }
 255
 256 /***********************************************************************
 257  *           module_get_containee
 258  *
 259  */
 260 struct module* module_get_containee(const struct process* pcs,
 261                                     const struct module* outter)
 262 {
 263     struct module*      module;
 264
 265     for (module = pcs->lmodules; module; module = module->next)
 266     {
 267         if (module != outter &&
 268             outter->module.BaseOfImage <= module->module.BaseOfImage &&
 269             outter->module.BaseOfImage + outter->module.ImageSize >=
 270             module->module.BaseOfImage + module->module.ImageSize)
 271             return module;
 272     }
 273     return NULL;
 274 }
 275
 276 /******************************************************************
 277  *              module_get_debug
 278  *
 279  * get the debug information from a module:
 280  * - if the module's type is deferred, then force loading of debug info (and return
 281  *   the module itself)
 282  * - if the module has no debug info and has an ELF container, then return the ELF
 283  *   container (and also force the ELF container's debug info loading if deferred)
 284  * - otherwise return the module itself if it has some debug info
 285  */
 286 BOOL module_get_debug(struct module_pair* pair)
 287 {
 288     IMAGEHLP_DEFERRED_SYMBOL_LOADW64    idslW64;
 289
 290     if (!pair->requested) return FALSE;
 291     /* for a PE builtin, always get info from container */
 292     if (!(pair->effective = module_get_container(pair->pcs, pair->requested)))
 293         pair->effective = pair->requested;
 294     /* if deferred, force loading */
 295     if (pair->effective->module.SymType == SymDeferred)
 296     {
 297         BOOL ret;
 298
 299         if (pair->effective->is_virtual) ret = FALSE;
 300         else switch (pair->effective->type)
 301         {
 302         case DMT_ELF:
 303             ret = elf_load_debug_info(pair->effective, NULL);
 304             break;
 305         case DMT_PE:
 306             idslW64.SizeOfStruct = sizeof(idslW64);
 307             idslW64.BaseOfImage = pair->effective->module.BaseOfImage;
 308             idslW64.CheckSum = pair->effective->module.CheckSum;
 309             idslW64.TimeDateStamp = pair->effective->module.TimeDateStamp;
 310             memcpy(idslW64.FileName, pair->effective->module.ImageName,
 311                    sizeof(idslW64.FileName));
 312             idslW64.Reparse = FALSE;
 313             idslW64.hFile = INVALID_HANDLE_VALUE;
 314
 315             pcs_callback(pair->pcs, CBA_DEFERRED_SYMBOL_LOAD_START, &idslW64);
 316             ret = pe_load_debug_info(pair->pcs, pair->effective);
 317             pcs_callback(pair->pcs,
 318                          ret ? CBA_DEFERRED_SYMBOL_LOAD_COMPLETE : CBA_DEFERRED_SYMBOL_LOAD_FAILURE,
 319                          &idslW64);
 320             break;
 321         default:
 322             ret = FALSE;
 323             break;
 324         }
 325         if (!ret) pair->effective->module.SymType = SymNone;
 326         assert(pair->effective->module.SymType != SymDeferred);
 327         pair->effective->module.NumSyms = pair->effective->ht_symbols.num_elts;
 328     }
 329     return pair->effective->module.SymType != SymNone;
 330 }
 331
 332 /***********************************************************************
 333  *      module_find_by_addr
 334  *
 335  * either the addr where module is loaded, or any address inside the
 336  * module
 337  */
 338 struct module* module_find_by_addr(const struct process* pcs, unsigned long addr,
 339                                    enum module_type type)
 340 {
 341     struct module*      module;
 342
 343     if (type == DMT_UNKNOWN)
 344     {
 345         if ((module = module_find_by_addr(pcs, addr, DMT_PE)) ||
 346             (module = module_find_by_addr(pcs, addr, DMT_ELF)))
 347             return module;
 348     }
 349     else
 350     {
 351         for (module = pcs->lmodules; module; module = module->next)
 352         {
 353             if (type == module->type && addr >= module->module.BaseOfImage &&
 354                 addr < module->module.BaseOfImage + module->module.ImageSize)
 355                 return module;
 356         }
 357     }
 358     SetLastError(ERROR_INVALID_ADDRESS);
 359     return module;
 360 }
 361
 362 /******************************************************************
 363  *              module_is_elf_container_loaded
 364  *
 365  * checks whether the ELF container, for a (supposed) PE builtin is
 366  * already loaded
 367  */
 368 static BOOL module_is_elf_container_loaded(const struct process* pcs,
 369                                            const WCHAR* ImageName, DWORD base)
 370 {
 371     size_t              len;
 372     struct module*      module;
 373     PCWSTR              filename, modname;
 374
 375     if (!base) return FALSE;
 376     filename = get_filename(ImageName, NULL);
 377     len = strlenW(filename);
 378
 379     for (module = pcs->lmodules; module; module = module->next)
 380     {
 381         if (module->type == DMT_ELF &&
 382             base >= module->module.BaseOfImage &&
 383             base < module->module.BaseOfImage + module->module.ImageSize)
 384         {
 385             modname = get_filename(module->module.LoadedImageName, NULL);
 386             if (!strncmpiW(modname, filename, len) &&
 387                 !memcmp(modname + len, S_DotSoW, 3 * sizeof(WCHAR)))
 388             {
 389                 return TRUE;
 390             }
 391         }
 392     }
 393     /* likely a native PE module */
 394     WARN("Couldn't find container for %s\n", debugstr_w(ImageName));
 395     return FALSE;
 396 }
 397
 398 /******************************************************************
 399  *              module_get_type_by_name
 400  *
 401  * Guesses a filename type from its extension
 402  */
 403 enum module_type module_get_type_by_name(const WCHAR* name)
 404 {
 405     int len = strlenW(name);
 406
 407     /* Skip all version extensions (.[digits]) regex: "(\.\d+)*$" */
 408     do
 409     {
 410         int i = len;
 411
 412         while (i && isdigit(name[i - 1])) i--;
 413
 414         if (i && name[i - 1] == '.')
 415             len = i - 1;
 416         else
 417             break;
 418     } while (len);
 419
 420     /* check for terminating .so or .so.[digit] */
 421     if (len > 3 && !memcmp(name + len - 3, S_DotSoW, 3))
 422         return DMT_ELF;
 423
 424     if (len > 4 && !strncmpiW(name + len - 4, S_DotPdbW, 4))
 425         return DMT_PDB;
 426
 427     /* wine-[kp]thread is also an ELF module */
 428     if (((len > 12 && name[len - 13] == '/') || len == 12) &&
 429         (!strncmpiW(name + len - 12, S_WinePThreadW, 12) ||
 430          !strncmpiW(name + len - 12, S_WineKThreadW, 12)))
 431     {
 432         return DMT_ELF;
 433     }
 434     return DMT_PE;
 435 }
 436
 437 /***********************************************************************
 438  *                      SymLoadModule (DBGHELP.@)
 439  */
 440 DWORD WINAPI SymLoadModule(HANDLE hProcess, HANDLE hFile, PCSTR ImageName,
 441                            PCSTR ModuleName, DWORD BaseOfDll, DWORD SizeOfDll)
 442 {
 443     return SymLoadModuleEx(hProcess, hFile, ImageName, ModuleName, BaseOfDll,
 444                            SizeOfDll, NULL, 0);
 445 }
 446
 447 /***********************************************************************
 448  *                      SymLoadModuleEx (DBGHELP.@)
 449  */
 450 DWORD64 WINAPI  SymLoadModuleEx(HANDLE hProcess, HANDLE hFile, PCSTR ImageName,
 451                                 PCSTR ModuleName, DWORD64 BaseOfDll, DWORD DllSize,
 452                                 PMODLOAD_DATA Data, DWORD Flags)
 453 {
 454     PWSTR       wImageName, wModuleName;
 455     unsigned    len;
 456     DWORD64     ret;
 457
 458     TRACE("(%p %p %s %s %s %08x %p %08x)\n",
 459           hProcess, hFile, debugstr_a(ImageName), debugstr_a(ModuleName),
 460           wine_dbgstr_longlong(BaseOfDll), DllSize, Data, Flags);
 461
 462     if (ImageName)
 463     {
 464         len = MultiByteToWideChar(CP_ACP, 0, ImageName, -1, NULL, 0);
 465         wImageName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 466         MultiByteToWideChar(CP_ACP, 0, ImageName, -1, wImageName, len);
 467     }
 468     else wImageName = NULL;
 469     if (ModuleName)
 470     {
 471         len = MultiByteToWideChar(CP_ACP, 0, ModuleName, -1, NULL, 0);
 472         wModuleName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 473         MultiByteToWideChar(CP_ACP, 0, ModuleName, -1, wModuleName, len);
 474     }
 475     else wModuleName = NULL;
 476
 477     ret = SymLoadModuleExW(hProcess, hFile, wImageName, wModuleName,
 478                           BaseOfDll, DllSize, Data, Flags);
 479     HeapFree(GetProcessHeap(), 0, wImageName);
 480     HeapFree(GetProcessHeap(), 0, wModuleName);
 481     return ret;
 482 }
 483
 484 /***********************************************************************
 485  *                      SymLoadModuleExW (DBGHELP.@)
 486  */
 487 DWORD64 WINAPI  SymLoadModuleExW(HANDLE hProcess, HANDLE hFile, PCWSTR wImageName,
 488                                  PCWSTR wModuleName, DWORD64 BaseOfDll, DWORD SizeOfDll,
 489                                  PMODLOAD_DATA Data, DWORD Flags)
 490 {
 491     struct process*     pcs;
 492     struct module*      module = NULL;
 493
 494     TRACE("(%p %p %s %s %s %08x %p %08x)\n",
 495           hProcess, hFile, debugstr_w(wImageName), debugstr_w(wModuleName),
 496           wine_dbgstr_longlong(BaseOfDll), SizeOfDll, Data, Flags);
 497
 498     if (Data)
 499         FIXME("Unsupported load data parameter %p for %s\n",
 500               Data, debugstr_w(wImageName));
 501     if (!validate_addr64(BaseOfDll)) return FALSE;
 502
 503     if (!(pcs = process_find_by_handle(hProcess))) return FALSE;
 504
 505     if (Flags & SLMFLAG_VIRTUAL)
 506     {
 507         module = module_new(pcs, wImageName, module_get_type_by_name(wImageName),
 508                             TRUE, (DWORD)BaseOfDll, SizeOfDll, 0, 0);
 509         if (!module) return FALSE;
 510         if (wModuleName) module_set_module(module, wModuleName);
 511         module->module.SymType = SymVirtual;
 512
 513         return TRUE;
 514     }
 515     if (Flags & ~(SLMFLAG_VIRTUAL))
 516         FIXME("Unsupported Flags %08x for %s\n", Flags, debugstr_w(wImageName));
 517
 518     /* force transparent ELF loading / unloading */
 519     elf_synchronize_module_list(pcs);
 520
 521     /* this is a Wine extension to the API just to redo the synchronisation */
 522     if (!wImageName && !hFile) return 0;
 523
 524     /* check if the module is already loaded, or if it's a builtin PE module with
 525      * an containing ELF module
 526      */
 527     if (wImageName)
 528     {
 529         module = module_is_already_loaded(pcs, wImageName);
 530         if (!module && module_is_elf_container_loaded(pcs, wImageName, BaseOfDll))
 531         {
 532             /* force the loading of DLL as builtin */
 533             module = pe_load_builtin_module(pcs, wImageName, BaseOfDll, SizeOfDll);
 534         }
 535     }
 536     if (!module)
 537     {
 538         /* otherwise, try a regular PE module */
 539         if (!(module = pe_load_native_module(pcs, wImageName, hFile, BaseOfDll, SizeOfDll)))
 540         {
 541             /* and finally and ELF module */
 542             if (module_get_type_by_name(wImageName) == DMT_ELF)
 543                 module = elf_load_module(pcs, wImageName, BaseOfDll);
 544         }
 545     }
 546     if (!module)
 547     {
 548         WARN("Couldn't locate %s\n", debugstr_w(wImageName));
 549         return 0;
 550     }
 551     module->module.NumSyms = module->ht_symbols.num_elts;
 552     /* by default module_new fills module.ModuleName from a derivation
 553      * of LoadedImageName. Overwrite it, if we have better information
 554      */
 555     if (wModuleName)
 556         module_set_module(module, wModuleName);
 557     lstrcpynW(module->module.ImageName, wImageName,
 558               sizeof(module->module.ImageName) / sizeof(CHAR));
 559
 560     return module->module.BaseOfImage;
 561 }
 562
 563 /***********************************************************************
 564  *                     SymLoadModule64 (DBGHELP.@)
 565  */
 566 DWORD64 WINAPI SymLoadModule64(HANDLE hProcess, HANDLE hFile, PCSTR ImageName,
 567                                PCSTR ModuleName, DWORD64 BaseOfDll, DWORD SizeOfDll)
 568 {
 569     if (!validate_addr64(BaseOfDll)) return FALSE;
 570     return SymLoadModule(hProcess, hFile, ImageName, ModuleName, (DWORD)BaseOfDll, SizeOfDll);
 571 }
 572
 573 /******************************************************************
 574  *              module_remove
 575  *
 576  */
 577 BOOL module_remove(struct process* pcs, struct module* module)
 578 {
 579     struct module**     p;
 580
 581     TRACE("%s (%p)\n", debugstr_w(module->module.ModuleName), module);
 582     hash_table_destroy(&module->ht_symbols);
 583     hash_table_destroy(&module->ht_types);
 584     HeapFree(GetProcessHeap(), 0, module->sources);
 585     HeapFree(GetProcessHeap(), 0, module->addr_sorttab);
 586     HeapFree(GetProcessHeap(), 0, module->dwarf2_info);
 587     pool_destroy(&module->pool);
 588     /* native dbghelp doesn't invoke registered callback(,CBA_SYMBOLS_UNLOADED,) here
 589      * so do we
 590      */
 591     for (p = &pcs->lmodules; *p; p = &(*p)->next)
 592     {
 593         if (*p == module)
 594         {
 595             *p = module->next;
 596             HeapFree(GetProcessHeap(), 0, module);
 597             return TRUE;
 598         }
 599     }
 600     FIXME("This shouldn't happen\n");
 601     return FALSE;
 602 }
 603
 604 /******************************************************************
 605  *              SymUnloadModule (DBGHELP.@)
 606  *
 607  */
 608 BOOL WINAPI SymUnloadModule(HANDLE hProcess, DWORD BaseOfDll)
 609 {
 610     struct process*     pcs;
 611     struct module*      module;
 612
 613     pcs = process_find_by_handle(hProcess);
 614     if (!pcs) return FALSE;
 615     module = module_find_by_addr(pcs, BaseOfDll, DMT_UNKNOWN);
 616     if (!module) return FALSE;
 617     return module_remove(pcs, module);
 618 }
 619
 620 /******************************************************************
 621  *              SymUnloadModule64 (DBGHELP.@)
 622  *
 623  */
 624 BOOL WINAPI SymUnloadModule64(HANDLE hProcess, DWORD64 BaseOfDll)
 625 {
 626     struct process*     pcs;
 627     struct module*      module;
 628
 629     pcs = process_find_by_handle(hProcess);
 630     if (!pcs) return FALSE;
 631     if (!validate_addr64(BaseOfDll)) return FALSE;
 632     module = module_find_by_addr(pcs, (DWORD)BaseOfDll, DMT_UNKNOWN);
 633     if (!module) return FALSE;
 634     return module_remove(pcs, module);
 635 }
 636
 637 /******************************************************************
 638  *              SymEnumerateModules (DBGHELP.@)
 639  *
 640  */
 641 struct enum_modW64_32
 642 {
 643     PSYM_ENUMMODULES_CALLBACK   cb;
 644     PVOID                       user;
 645     char                        module[MAX_PATH];
 646 };
 647
 648 static BOOL CALLBACK enum_modW64_32(PCWSTR name, DWORD64 base, PVOID user)
 649 {
 650     struct enum_modW64_32*      x = user;
 651
 652     WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
 653     return x->cb(x->module, (DWORD)base, x->user);
 654 }
 655
 656 BOOL  WINAPI SymEnumerateModules(HANDLE hProcess,
 657                                  PSYM_ENUMMODULES_CALLBACK EnumModulesCallback,
 658                                  PVOID UserContext)
 659 {
 660     struct enum_modW64_32       x;
 661
 662     x.cb = EnumModulesCallback;
 663     x.user = UserContext;
 664
 665     return SymEnumerateModulesW64(hProcess, enum_modW64_32, &x);
 666 }
 667
 668 /******************************************************************
 669  *              SymEnumerateModules64 (DBGHELP.@)
 670  *
 671  */
 672 struct enum_modW64_64
 673 {
 674     PSYM_ENUMMODULES_CALLBACK64 cb;
 675     PVOID                       user;
 676     char                        module[MAX_PATH];
 677 };
 678
 679 static BOOL CALLBACK enum_modW64_64(PCWSTR name, DWORD64 base, PVOID user)
 680 {
 681     struct enum_modW64_64*      x = user;
 682
 683     WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
 684     return x->cb(x->module, base, x->user);
 685 }
 686
 687 BOOL  WINAPI SymEnumerateModules64(HANDLE hProcess,
 688                                    PSYM_ENUMMODULES_CALLBACK64 EnumModulesCallback,
 689                                    PVOID UserContext)
 690 {
 691     struct enum_modW64_64       x;
 692
 693     x.cb = EnumModulesCallback;
 694     x.user = UserContext;
 695
 696     return SymEnumerateModulesW64(hProcess, enum_modW64_64, &x);
 697 }
 698
 699 /******************************************************************
 700  *              SymEnumerateModulesW64 (DBGHELP.@)
 701  *
 702  */
 703 BOOL  WINAPI SymEnumerateModulesW64(HANDLE hProcess,
 704                                     PSYM_ENUMMODULES_CALLBACKW64 EnumModulesCallback,
 705                                     PVOID UserContext)
 706 {
 707     struct process*     pcs = process_find_by_handle(hProcess);
 708     struct module*      module;
 709
 710     if (!pcs) return FALSE;
 711
 712     for (module = pcs->lmodules; module; module = module->next)
 713     {
 714         if (!(dbghelp_options & SYMOPT_WINE_WITH_ELF_MODULES) && module->type == DMT_ELF)
 715             continue;
 716         if (!EnumModulesCallback(module->module.ModuleName,
 717                                  module->module.BaseOfImage, UserContext))
 718             break;
 719     }
 720     return TRUE;
 721 }
 722
 723 /******************************************************************
 724  *              EnumerateLoadedModules64 (DBGHELP.@)
 725  *
 726  */
 727 struct enum_load_modW64_64
 728 {
 729     PENUMLOADED_MODULES_CALLBACK64      cb;
 730     PVOID                               user;
 731     char                                module[MAX_PATH];
 732 };
 733
 734 static BOOL CALLBACK enum_load_modW64_64(PCWSTR name, DWORD64 base, ULONG size,
 735                                          PVOID user)
 736 {
 737     struct enum_load_modW64_64* x = user;
 738
 739     WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
 740     return x->cb(x->module, base, size, x->user);
 741 }
 742
 743 BOOL  WINAPI EnumerateLoadedModules64(HANDLE hProcess,
 744                                       PENUMLOADED_MODULES_CALLBACK64 EnumLoadedModulesCallback,
 745                                       PVOID UserContext)
 746 {
 747     struct enum_load_modW64_64  x;
 748
 749     x.cb = EnumLoadedModulesCallback;
 750     x.user = UserContext;
 751
 752     return EnumerateLoadedModulesW64(hProcess, enum_load_modW64_64, &x);
 753 }
 754
 755 /******************************************************************
 756  *              EnumerateLoadedModules (DBGHELP.@)
 757  *
 758  */
 759 struct enum_load_modW64_32
 760 {
 761     PENUMLOADED_MODULES_CALLBACK        cb;
 762     PVOID                               user;
 763     char                                module[MAX_PATH];
 764 };
 765
 766 static BOOL CALLBACK enum_load_modW64_32(PCWSTR name, DWORD64 base, ULONG size,
 767                                          PVOID user)
 768 {
 769     struct enum_load_modW64_32* x = user;
 770     WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
 771     return x->cb(x->module, (DWORD)base, size, x->user);
 772 }
 773
 774 BOOL  WINAPI EnumerateLoadedModules(HANDLE hProcess,
 775                                     PENUMLOADED_MODULES_CALLBACK EnumLoadedModulesCallback,
 776                                     PVOID UserContext)
 777 {
 778     struct enum_load_modW64_32  x;
 779
 780     x.cb = EnumLoadedModulesCallback;
 781     x.user = UserContext;
 782
 783     return EnumerateLoadedModulesW64(hProcess, enum_load_modW64_32, &x);
 784 }
 785
 786 /******************************************************************
 787  *              EnumerateLoadedModulesW64 (DBGHELP.@)
 788  *
 789  */
 790 BOOL  WINAPI EnumerateLoadedModulesW64(HANDLE hProcess,
 791                                        PENUMLOADED_MODULES_CALLBACKW64 EnumLoadedModulesCallback,
 792                                        PVOID UserContext)
 793 {
 794     HMODULE*    hMods;
 795     WCHAR       baseW[256], modW[256];
 796     DWORD       i, sz;
 797     MODULEINFO  mi;
 798
 799     hMods = HeapAlloc(GetProcessHeap(), 0, 256 * sizeof(hMods[0]));
 800     if (!hMods) return FALSE;
 801
 802     if (!EnumProcessModules(hProcess, hMods, 256 * sizeof(hMods[0]), &sz))
 803     {
 804         /* hProcess should also be a valid process handle !! */
 805         FIXME("If this happens, bump the number in mod\n");
 806         HeapFree(GetProcessHeap(), 0, hMods);
 807         return FALSE;
 808     }
 809     sz /= sizeof(HMODULE);
 810     for (i = 0; i < sz; i++)
 811     {
 812         if (!GetModuleInformation(hProcess, hMods[i], &mi, sizeof(mi)) ||
 813             !GetModuleBaseNameW(hProcess, hMods[i], baseW, sizeof(baseW) / sizeof(WCHAR)))
 814             continue;
 815         module_fill_module(baseW, modW, sizeof(modW) / sizeof(CHAR));
 816         EnumLoadedModulesCallback(modW, (DWORD_PTR)mi.lpBaseOfDll, mi.SizeOfImage,
 817                                   UserContext);
 818     }
 819     HeapFree(GetProcessHeap(), 0, hMods);
 820
 821     return sz != 0 && i == sz;
 822 }
 823
 824 /******************************************************************
 825  *              SymGetModuleInfo (DBGHELP.@)
 826  *
 827  */
 828 BOOL  WINAPI SymGetModuleInfo(HANDLE hProcess, DWORD dwAddr,
 829                               PIMAGEHLP_MODULE ModuleInfo)
 830 {
 831     IMAGEHLP_MODULE     mi;
 832     IMAGEHLP_MODULEW64  miw64;
 833
 834     if (sizeof(mi) < ModuleInfo->SizeOfStruct) FIXME("Wrong size\n");
 835
 836     miw64.SizeOfStruct = sizeof(miw64);
 837     if (!SymGetModuleInfoW64(hProcess, dwAddr, &miw64)) return FALSE;
 838
 839     mi.SizeOfStruct  = miw64.SizeOfStruct;
 840     mi.BaseOfImage   = miw64.BaseOfImage;
 841     mi.ImageSize     = miw64.ImageSize;
 842     mi.TimeDateStamp = miw64.TimeDateStamp;
 843     mi.CheckSum      = miw64.CheckSum;
 844     mi.NumSyms       = miw64.NumSyms;
 845     mi.SymType       = miw64.SymType;
 846     WideCharToMultiByte(CP_ACP, 0, miw64.ModuleName, -1,
 847                         mi.ModuleName, sizeof(mi.ModuleName), NULL, NULL);
 848     WideCharToMultiByte(CP_ACP, 0, miw64.ImageName, -1,
 849                         mi.ImageName, sizeof(mi.ImageName), NULL, NULL);
 850     WideCharToMultiByte(CP_ACP, 0, miw64.LoadedImageName, -1,
 851                         mi.LoadedImageName, sizeof(mi.LoadedImageName), NULL, NULL);
 852
 853     memcpy(ModuleInfo, &mi, ModuleInfo->SizeOfStruct);
 854
 855     return TRUE;
 856 }
 857
 858 /******************************************************************
 859  *              SymGetModuleInfoW (DBGHELP.@)
 860  *
 861  */
 862 BOOL  WINAPI SymGetModuleInfoW(HANDLE hProcess, DWORD dwAddr,
 863                                PIMAGEHLP_MODULEW ModuleInfo)
 864 {
 865     IMAGEHLP_MODULEW64  miw64;
 866     IMAGEHLP_MODULEW    miw;
 867
 868     if (sizeof(miw) < ModuleInfo->SizeOfStruct) FIXME("Wrong size\n");
 869
 870     miw64.SizeOfStruct = sizeof(miw64);
 871     if (!SymGetModuleInfoW64(hProcess, dwAddr, &miw64)) return FALSE;
 872
 873     miw.SizeOfStruct  = miw64.SizeOfStruct;
 874     miw.BaseOfImage   = miw64.BaseOfImage;
 875     miw.ImageSize     = miw64.ImageSize;
 876     miw.TimeDateStamp = miw64.TimeDateStamp;
 877     miw.CheckSum      = miw64.CheckSum;
 878     miw.NumSyms       = miw64.NumSyms;
 879     miw.SymType       = miw64.SymType;
 880     strcpyW(miw.ModuleName, miw64.ModuleName);
 881     strcpyW(miw.ImageName, miw64.ImageName);
 882     strcpyW(miw.LoadedImageName, miw64.LoadedImageName);
 883     memcpy(ModuleInfo, &miw, ModuleInfo->SizeOfStruct);
 884
 885     return TRUE;
 886 }
 887
 888 /******************************************************************
 889  *              SymGetModuleInfo64 (DBGHELP.@)
 890  *
 891  */
 892 BOOL  WINAPI SymGetModuleInfo64(HANDLE hProcess, DWORD64 dwAddr,
 893                                 PIMAGEHLP_MODULE64 ModuleInfo)
 894 {
 895     IMAGEHLP_MODULE64   mi64;
 896     IMAGEHLP_MODULEW64  miw64;
 897
 898     if (sizeof(mi64) < ModuleInfo->SizeOfStruct) FIXME("Wrong size\n");
 899
 900     miw64.SizeOfStruct = sizeof(miw64);
 901     if (!SymGetModuleInfoW64(hProcess, dwAddr, &miw64)) return FALSE;
 902
 903     mi64.SizeOfStruct  = miw64.SizeOfStruct;
 904     mi64.BaseOfImage   = miw64.BaseOfImage;
 905     mi64.ImageSize     = miw64.ImageSize;
 906     mi64.TimeDateStamp = miw64.TimeDateStamp;
 907     mi64.CheckSum      = miw64.CheckSum;
 908     mi64.NumSyms       = miw64.NumSyms;
 909     mi64.SymType       = miw64.SymType;
 910     WideCharToMultiByte(CP_ACP, 0, miw64.ModuleName, -1,
 911                         mi64.ModuleName, sizeof(mi64.ModuleName), NULL, NULL);
 912     WideCharToMultiByte(CP_ACP, 0, miw64.ImageName, -1,
 913                         mi64.ImageName, sizeof(mi64.ImageName), NULL, NULL);
 914     WideCharToMultiByte(CP_ACP, 0, miw64.LoadedImageName, -1,
 915                         mi64.LoadedImageName, sizeof(mi64.LoadedImageName), NULL, NULL);
 916     WideCharToMultiByte(CP_ACP, 0, miw64.LoadedPdbName, -1,
 917                         mi64.LoadedPdbName, sizeof(mi64.LoadedPdbName), NULL, NULL);
 918
 919     mi64.CVSig         = miw64.CVSig;
 920     WideCharToMultiByte(CP_ACP, 0, miw64.CVData, -1,
 921                         mi64.CVData, sizeof(mi64.CVData), NULL, NULL);
 922     mi64.PdbSig        = miw64.PdbSig;
 923     mi64.PdbSig70      = miw64.PdbSig70;
 924     mi64.PdbAge        = miw64.PdbAge;
 925     mi64.PdbUnmatched  = miw64.PdbUnmatched;
 926     mi64.DbgUnmatched  = miw64.DbgUnmatched;
 927     mi64.LineNumbers   = miw64.LineNumbers;
 928     mi64.GlobalSymbols = miw64.GlobalSymbols;
 929     mi64.TypeInfo      = miw64.TypeInfo;
 930     mi64.SourceIndexed = miw64.SourceIndexed;
 931     mi64.Publics       = miw64.Publics;
 932
 933     memcpy(ModuleInfo, &mi64, ModuleInfo->SizeOfStruct);
 934
 935     return TRUE;
 936 }
 937
 938 /******************************************************************
 939  *              SymGetModuleInfoW64 (DBGHELP.@)
 940  *
 941  */
 942 BOOL  WINAPI SymGetModuleInfoW64(HANDLE hProcess, DWORD64 dwAddr,
 943                                  PIMAGEHLP_MODULEW64 ModuleInfo)
 944 {
 945     struct process*     pcs = process_find_by_handle(hProcess);
 946     struct module*      module;
 947     IMAGEHLP_MODULEW64  miw64;
 948
 949     TRACE("%p %s %p\n", hProcess, wine_dbgstr_longlong(dwAddr), ModuleInfo);
 950
 951     if (!pcs) return FALSE;
 952     if (ModuleInfo->SizeOfStruct > sizeof(*ModuleInfo)) return FALSE;
 953     module = module_find_by_addr(pcs, dwAddr, DMT_UNKNOWN);
 954     if (!module) return FALSE;
 955
 956     miw64 = module->module;
 957
 958     /* update debug information from container if any */
 959     if (module->module.SymType == SymNone)
 960     {
 961         module = module_get_container(pcs, module);
 962         if (module && module->module.SymType != SymNone)
 963         {
 964             miw64.SymType = module->module.SymType;
 965             miw64.NumSyms = module->module.NumSyms;
 966         }
 967     }
 968     memcpy(ModuleInfo, &miw64, ModuleInfo->SizeOfStruct);
 969     return TRUE;
 970 }
 971
 972 /***********************************************************************
 973  *              SymGetModuleBase (DBGHELP.@)
 974  */
 975 DWORD WINAPI SymGetModuleBase(HANDLE hProcess, DWORD dwAddr)
 976 {
 977     struct process*     pcs = process_find_by_handle(hProcess);
 978     struct module*      module;
 979
 980     if (!pcs) return 0;
 981     module = module_find_by_addr(pcs, dwAddr, DMT_UNKNOWN);
 982     if (!module) return 0;
 983     return module->module.BaseOfImage;
 984 }
 985
 986 /***********************************************************************
 987  *              SymGetModuleBase64 (DBGHELP.@)
 988  */
 989 DWORD64 WINAPI SymGetModuleBase64(HANDLE hProcess, DWORD64 dwAddr)
 990 {
 991     if (!validate_addr64(dwAddr)) return 0;
 992     return SymGetModuleBase(hProcess, (DWORD)dwAddr);
 993 }
 994
 995 /******************************************************************
 996  *              module_reset_debug_info
 997  * Removes any debug information linked to a given module.
 998  */
 999 void module_reset_debug_info(struct module* module)
1000 {
1001     module->sortlist_valid = TRUE;
1002     module->addr_sorttab = NULL;
1003     hash_table_destroy(&module->ht_symbols);
1004     module->ht_symbols.num_buckets = 0;
1005     module->ht_symbols.buckets = NULL;
1006     hash_table_destroy(&module->ht_types);
1007     module->ht_types.num_buckets = 0;
1008     module->ht_types.buckets = NULL;
1009     module->vtypes.num_elts = 0;
1010     hash_table_destroy(&module->ht_symbols);
1011     module->sources_used = module->sources_alloc = 0;
1012     module->sources = NULL;
1013 }