dlls/shell32/regsvr.c

   1 /*
   2  *      self-registerable dll functions for shell32.dll
   3 *
   4  * Copyright (C) 2003 John K. Hohm
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22 #include <string.h>
  23 #include <stdio.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winuser.h"
  28 #include "winreg.h"
  29 #include "winerror.h"
  30
  31 #include "ole2.h"
  32 #include "shlguid.h"
  33 #include "shell32_main.h"
  34 #include "shfldr.h"
  35 #include "shresdef.h"
  36
  37 #include "wine/debug.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  40
  41 /*
  42  * Near the bottom of this file are the exported DllRegisterServer and
  43  * DllUnregisterServer, which make all this worthwhile.
  44  */
  45
  46 /***********************************************************************
  47  *              interface for self-registering
  48  */
  49 struct regsvr_interface
  50 {
  51     IID const *iid;             /* NULL for end of list */
  52     LPCSTR name;                /* can be NULL to omit */
  53     IID const *base_iid;        /* can be NULL to omit */
  54     int num_methods;            /* can be <0 to omit */
  55     CLSID const *ps_clsid;      /* can be NULL to omit */
  56     CLSID const *ps_clsid32;    /* can be NULL to omit */
  57 };
  58
  59 static HRESULT register_interfaces(struct regsvr_interface const *list);
  60 static HRESULT unregister_interfaces(struct regsvr_interface const *list);
  61
  62 struct regsvr_coclass
  63 {
  64     CLSID const *clsid;         /* NULL for end of list */
  65     LPCSTR name;                /* can be NULL to omit */
  66     UINT idName;                /* can be 0 to omit */
  67     LPCSTR ips;                 /* can be NULL to omit */
  68     LPCSTR ips32;               /* can be NULL to omit */
  69     LPCSTR ips32_tmodel;        /* can be NULL to omit */
  70     DWORD flags;
  71     DWORD dwAttributes;
  72     DWORD dwCallForAttributes;
  73     LPCSTR clsid_str;           /* can be NULL to omit */
  74     LPCSTR progid;              /* can be NULL to omit */
  75 };
  76
  77 /* flags for regsvr_coclass.flags */
  78 #define SHELLEX_MAYCHANGEDEFAULTMENU  0x00000001
  79 #define SHELLFOLDER_WANTSFORPARSING   0x00000002
  80 #define SHELLFOLDER_ATTRIBUTES        0x00000004
  81 #define SHELLFOLDER_CALLFORATTRIBUTES 0x00000008
  82
  83 static HRESULT register_coclasses(struct regsvr_coclass const *list);
  84 static HRESULT unregister_coclasses(struct regsvr_coclass const *list);
  85
  86 struct regsvr_namespace
  87 {
  88     CLSID const *clsid; /* CLSID of the namespace extension. NULL for end of list */
  89     LPCWSTR parent;     /* Mount point (MyComputer, Desktop, ..). */
  90     LPCWSTR value;      /* Display name of the extension. */
  91 };
  92
  93 static HRESULT register_namespace_extensions(struct regsvr_namespace const *list);
  94 static HRESULT unregister_namespace_extensions(struct regsvr_namespace const *list);
  95
  96 /***********************************************************************
  97  *              static string constants
  98  */
  99 static WCHAR const interface_keyname[10] = {
 100     'I', 'n', 't', 'e', 'r', 'f', 'a', 'c', 'e', 0 };
 101 static WCHAR const base_ifa_keyname[14] = {
 102     'B', 'a', 's', 'e', 'I', 'n', 't', 'e', 'r', 'f', 'a', 'c',
 103     'e', 0 };
 104 static WCHAR const num_methods_keyname[11] = {
 105     'N', 'u', 'm', 'M', 'e', 't', 'h', 'o', 'd', 's', 0 };
 106 static WCHAR const ps_clsid_keyname[15] = {
 107     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
 108     'i', 'd', 0 };
 109 static WCHAR const ps_clsid32_keyname[17] = {
 110     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
 111     'i', 'd', '3', '2', 0 };
 112 static WCHAR const clsid_keyname[6] = {
 113     'C', 'L', 'S', 'I', 'D', 0 };
 114 static WCHAR const ips_keyname[13] = {
 115     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
 116     0 };
 117 static WCHAR const ips32_keyname[15] = {
 118     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
 119     '3', '2', 0 };
 120 static WCHAR const progid_keyname[7] = {
 121     'P', 'r', 'o', 'g', 'I', 'D', 0 };
 122 static WCHAR const shellex_keyname[8] = {
 123     's', 'h', 'e', 'l', 'l', 'e', 'x', 0 };
 124 static WCHAR const shellfolder_keyname[12] = {
 125     'S', 'h', 'e', 'l', 'l', 'F', 'o', 'l', 'd', 'e', 'r', 0 };
 126 static WCHAR const mcdm_keyname[21] = {
 127     'M', 'a', 'y', 'C', 'h', 'a', 'n', 'g', 'e', 'D', 'e', 'f',
 128     'a', 'u', 'l', 't', 'M', 'e', 'n', 'u', 0 };
 129 static char const tmodel_valuename[] = "ThreadingModel";
 130 static char const wfparsing_valuename[] = "WantsFORPARSING";
 131 static char const attributes_valuename[] = "Attributes";
 132 static char const cfattributes_valuename[] = "CallForAttributes";
 133 static char const localized_valuename[] = "LocalizedString";
 134
 135 /***********************************************************************
 136  *              static helper functions
 137  */
 138 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid);
 139 static LONG register_key_defvalueW(HKEY base, WCHAR const *name,
 140                                    WCHAR const *value);
 141 static LONG register_key_defvalueA(HKEY base, WCHAR const *name,
 142                                    char const *value);
 143 static LONG recursive_delete_key(HKEY key);
 144 static LONG recursive_delete_keyA(HKEY base, char const *name);
 145 static LONG recursive_delete_keyW(HKEY base, WCHAR const *name);
 146
 147 /***********************************************************************
 148  *              register_interfaces
 149  */
 150 static HRESULT register_interfaces(struct regsvr_interface const *list)
 151 {
 152     LONG res = ERROR_SUCCESS;
 153     HKEY interface_key;
 154
 155     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0, NULL, 0,
 156                           KEY_READ | KEY_WRITE, NULL, &interface_key, NULL);
 157     if (res != ERROR_SUCCESS) goto error_return;
 158
 159     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 160         WCHAR buf[39];
 161         HKEY iid_key;
 162
 163         StringFromGUID2(list->iid, buf, 39);
 164         res = RegCreateKeyExW(interface_key, buf, 0, NULL, 0,
 165                               KEY_READ | KEY_WRITE, NULL, &iid_key, NULL);
 166         if (res != ERROR_SUCCESS) goto error_close_interface_key;
 167
 168         if (list->name) {
 169             res = RegSetValueExA(iid_key, NULL, 0, REG_SZ,
 170                                  (CONST BYTE*)(list->name),
 171                                  strlen(list->name) + 1);
 172             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 173         }
 174
 175         if (list->base_iid) {
 176             res = register_key_guid(iid_key, base_ifa_keyname, list->base_iid);
 177             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 178         }
 179
 180         if (0 <= list->num_methods) {
 181             static WCHAR const fmt[3] = { '%', 'd', 0 };
 182             HKEY key;
 183
 184             res = RegCreateKeyExW(iid_key, num_methods_keyname, 0, NULL, 0,
 185                                   KEY_READ | KEY_WRITE, NULL, &key, NULL);
 186             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 187
 188             wsprintfW(buf, fmt, list->num_methods);
 189             res = RegSetValueExW(key, NULL, 0, REG_SZ,
 190                                  (CONST BYTE*)buf,
 191                                  (lstrlenW(buf) + 1) * sizeof(WCHAR));
 192             RegCloseKey(key);
 193
 194             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 195         }
 196
 197         if (list->ps_clsid) {
 198             register_key_guid(iid_key, ps_clsid_keyname, list->ps_clsid);
 199             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 200         }
 201
 202         if (list->ps_clsid32) {
 203             register_key_guid(iid_key, ps_clsid32_keyname, list->ps_clsid32);
 204             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 205         }
 206
 207     error_close_iid_key:
 208         RegCloseKey(iid_key);
 209     }
 210
 211 error_close_interface_key:
 212     RegCloseKey(interface_key);
 213 error_return:
 214     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 215 }
 216
 217 /***********************************************************************
 218  *              unregister_interfaces
 219  */
 220 static HRESULT unregister_interfaces(struct regsvr_interface const *list)
 221 {
 222     LONG res = ERROR_SUCCESS;
 223     HKEY interface_key;
 224
 225     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0,
 226                         KEY_READ | KEY_WRITE, &interface_key);
 227     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 228     if (res != ERROR_SUCCESS) goto error_return;
 229
 230     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 231         WCHAR buf[39];
 232
 233         StringFromGUID2(list->iid, buf, 39);
 234         res = recursive_delete_keyW(interface_key, buf);
 235     }
 236
 237     RegCloseKey(interface_key);
 238 error_return:
 239     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 240 }
 241
 242 /***********************************************************************
 243  *              register_coclasses
 244  */
 245 static HRESULT register_coclasses(struct regsvr_coclass const *list)
 246 {
 247     LONG res = ERROR_SUCCESS;
 248     HKEY coclass_key;
 249
 250     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, NULL, 0,
 251                           KEY_READ | KEY_WRITE, NULL, &coclass_key, NULL);
 252     if (res != ERROR_SUCCESS) goto error_return;
 253
 254     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 255         WCHAR buf[39];
 256         HKEY clsid_key;
 257
 258         StringFromGUID2(list->clsid, buf, 39);
 259         res = RegCreateKeyExW(coclass_key, buf, 0, NULL, 0,
 260                               KEY_READ | KEY_WRITE, NULL, &clsid_key, NULL);
 261         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 262
 263         if (list->name) {
 264             res = RegSetValueExA(clsid_key, NULL, 0, REG_SZ,
 265                                  (CONST BYTE*)(list->name),
 266                                  strlen(list->name) + 1);
 267             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 268         }
 269
 270         if (list->idName) {
 271             char buffer[64] = "@%SYSTEMROOT%\\system32\\shell32.dll,-";
 272             sprintf(buffer+strlen(buffer), "%u", list->idName);
 273             res = RegSetValueExA(clsid_key, localized_valuename, 0, REG_EXPAND_SZ,
 274                                  (CONST BYTE*)(buffer), strlen(buffer)+1);
 275             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 276         }
 277
 278         if (list->ips) {
 279             res = register_key_defvalueA(clsid_key, ips_keyname, list->ips);
 280             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 281         }
 282
 283         if (list->ips32) {
 284             HKEY ips32_key;
 285
 286             res = RegCreateKeyExW(clsid_key, ips32_keyname, 0, NULL, 0,
 287                                   KEY_READ | KEY_WRITE, NULL,
 288                                   &ips32_key, NULL);
 289             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 290
 291             res = RegSetValueExA(ips32_key, NULL, 0, REG_SZ,
 292                                  (CONST BYTE*)list->ips32,
 293                                  lstrlenA(list->ips32) + 1);
 294             if (res == ERROR_SUCCESS && list->ips32_tmodel)
 295                 res = RegSetValueExA(ips32_key, tmodel_valuename, 0, REG_SZ,
 296                                      (CONST BYTE*)list->ips32_tmodel,
 297                                      strlen(list->ips32_tmodel) + 1);
 298             RegCloseKey(ips32_key);
 299             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 300         }
 301
 302         if (list->flags & SHELLEX_MAYCHANGEDEFAULTMENU) {
 303             HKEY shellex_key, mcdm_key;
 304
 305             res = RegCreateKeyExW(clsid_key, shellex_keyname, 0, NULL, 0,
 306                                   KEY_READ | KEY_WRITE, NULL,
 307                                   &shellex_key, NULL);
 308             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 309             res = RegCreateKeyExW(shellex_key, mcdm_keyname, 0, NULL, 0,
 310                                   KEY_READ | KEY_WRITE, NULL,
 311                                   &mcdm_key, NULL);
 312             RegCloseKey(shellex_key);
 313             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 314             RegCloseKey(mcdm_key);
 315         }
 316
 317         if (list->flags &
 318                 (SHELLFOLDER_WANTSFORPARSING|SHELLFOLDER_ATTRIBUTES|SHELLFOLDER_CALLFORATTRIBUTES))
 319         {
 320             HKEY shellfolder_key;
 321
 322             res = RegCreateKeyExW(clsid_key, shellfolder_keyname, 0, NULL, 0,
 323                                   KEY_READ | KEY_WRITE, NULL,
 324                                   &shellfolder_key, NULL);
 325             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 326             if (list->flags & SHELLFOLDER_WANTSFORPARSING)
 327                 res = RegSetValueExA(shellfolder_key, wfparsing_valuename, 0, REG_SZ, (LPBYTE)"", 1);
 328             if (list->flags & SHELLFOLDER_ATTRIBUTES)
 329                 res = RegSetValueExA(shellfolder_key, attributes_valuename, 0, REG_DWORD,
 330                                      (LPBYTE)&list->dwAttributes, sizeof(DWORD));
 331             if (list->flags & SHELLFOLDER_CALLFORATTRIBUTES)
 332                 res = RegSetValueExA(shellfolder_key, cfattributes_valuename, 0, REG_DWORD,
 333                                      (LPBYTE)&list->dwCallForAttributes, sizeof(DWORD));
 334             RegCloseKey(shellfolder_key);
 335             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 336         }
 337
 338         if (list->clsid_str) {
 339             res = register_key_defvalueA(clsid_key, clsid_keyname,
 340                                          list->clsid_str);
 341             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 342         }
 343
 344         if (list->progid) {
 345             HKEY progid_key;
 346
 347             res = register_key_defvalueA(clsid_key, progid_keyname,
 348                                          list->progid);
 349             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 350
 351             res = RegCreateKeyExA(HKEY_CLASSES_ROOT, list->progid, 0,
 352                                   NULL, 0, KEY_READ | KEY_WRITE, NULL,
 353                                   &progid_key, NULL);
 354             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 355
 356             res = register_key_defvalueW(progid_key, clsid_keyname, buf);
 357             RegCloseKey(progid_key);
 358             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 359         }
 360
 361     error_close_clsid_key:
 362         RegCloseKey(clsid_key);
 363     }
 364
 365 error_close_coclass_key:
 366     RegCloseKey(coclass_key);
 367 error_return:
 368     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 369 }
 370
 371 /***********************************************************************
 372  *              unregister_coclasses
 373  */
 374 static HRESULT unregister_coclasses(struct regsvr_coclass const *list)
 375 {
 376     LONG res = ERROR_SUCCESS;
 377     HKEY coclass_key;
 378
 379     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0,
 380                         KEY_READ | KEY_WRITE, &coclass_key);
 381     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 382     if (res != ERROR_SUCCESS) goto error_return;
 383
 384     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 385         WCHAR buf[39];
 386
 387         StringFromGUID2(list->clsid, buf, 39);
 388         res = recursive_delete_keyW(coclass_key, buf);
 389         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 390
 391         if (list->progid) {
 392             res = recursive_delete_keyA(HKEY_CLASSES_ROOT, list->progid);
 393             if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 394         }
 395     }
 396
 397 error_close_coclass_key:
 398     RegCloseKey(coclass_key);
 399 error_return:
 400     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 401 }
 402
 403 /**********************************************************************
 404  * register_namespace_extensions
 405  */
 406 static WCHAR *get_namespace_key(struct regsvr_namespace const *list) {
 407     static const WCHAR wszExplorerKey[] = {
 408         'S','o','f','t','w','a','r','e','\\','M','i','c','r','o','s','o','f','t','\\',
 409         'W','i','n','d','o','w','s','\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 410         'E','x','p','l','o','r','e','r','\\',0 };
 411     static const WCHAR wszNamespace[] = { '\\','N','a','m','e','s','p','a','c','e','\\',0 };
 412     WCHAR *pwszKey, *pwszCLSID;
 413
 414     pwszKey = HeapAlloc(GetProcessHeap(), 0, sizeof(wszExplorerKey)+sizeof(wszNamespace)+
 415                                              sizeof(WCHAR)*(lstrlenW(list->parent)+CHARS_IN_GUID));
 416     if (!pwszKey)
 417         return NULL;
 418
 419     lstrcpyW(pwszKey, wszExplorerKey);
 420     lstrcatW(pwszKey, list->parent);
 421     lstrcatW(pwszKey, wszNamespace);
 422     if (FAILED(StringFromCLSID(list->clsid, &pwszCLSID))) {
 423         HeapFree(GetProcessHeap(), 0, pwszKey);
 424         return NULL;
 425     }
 426     lstrcatW(pwszKey, pwszCLSID);
 427     CoTaskMemFree(pwszCLSID);
 428
 429     return pwszKey;
 430 }
 431
 432 static HRESULT register_namespace_extensions(struct regsvr_namespace const *list) {
 433     WCHAR *pwszKey;
 434     HKEY hKey;
 435
 436     for (; list->clsid; list++) {
 437         pwszKey = get_namespace_key(list);
 438
 439         /* Create the key and set the value. */
 440         if (pwszKey && ERROR_SUCCESS ==
 441             RegCreateKeyExW(HKEY_LOCAL_MACHINE, pwszKey, 0, NULL, 0, KEY_WRITE, NULL, &hKey, NULL))
 442         {
 443             RegSetValueExW(hKey, NULL, 0, REG_SZ, (LPBYTE)list->value, sizeof(WCHAR)*(lstrlenW(list->value)+1));
 444             RegCloseKey(hKey);
 445         }
 446
 447         HeapFree(GetProcessHeap(), 0, pwszKey);
 448     }
 449     return S_OK;
 450 }
 451
 452 static HRESULT unregister_namespace_extensions(struct regsvr_namespace const *list) {
 453     WCHAR *pwszKey;
 454
 455     for (; list->clsid; list++) {
 456         pwszKey = get_namespace_key(list);
 457         RegDeleteKeyW(HKEY_LOCAL_MACHINE, pwszKey);
 458         HeapFree(GetProcessHeap(), 0, pwszKey);
 459     }
 460     return S_OK;
 461 }
 462
 463 /***********************************************************************
 464  *              regsvr_key_guid
 465  */
 466 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid)
 467 {
 468     WCHAR buf[39];
 469
 470     StringFromGUID2(guid, buf, 39);
 471     return register_key_defvalueW(base, name, buf);
 472 }
 473
 474 /***********************************************************************
 475  *              regsvr_key_defvalueW
 476  */
 477 static LONG register_key_defvalueW(
 478     HKEY base,
 479     WCHAR const *name,
 480     WCHAR const *value)
 481 {
 482     LONG res;
 483     HKEY key;
 484
 485     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 486                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 487     if (res != ERROR_SUCCESS) return res;
 488     res = RegSetValueExW(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 489                          (lstrlenW(value) + 1) * sizeof(WCHAR));
 490     RegCloseKey(key);
 491     return res;
 492 }
 493
 494 /***********************************************************************
 495  *              regsvr_key_defvalueA
 496  */
 497 static LONG register_key_defvalueA(
 498     HKEY base,
 499     WCHAR const *name,
 500     char const *value)
 501 {
 502     LONG res;
 503     HKEY key;
 504
 505     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 506                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 507     if (res != ERROR_SUCCESS) return res;
 508     res = RegSetValueExA(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 509                          lstrlenA(value) + 1);
 510     RegCloseKey(key);
 511     return res;
 512 }
 513
 514 /***********************************************************************
 515  *              recursive_delete_key
 516  */
 517 static LONG recursive_delete_key(HKEY key)
 518 {
 519     LONG res;
 520     WCHAR subkey_name[MAX_PATH];
 521     DWORD cName;
 522     HKEY subkey;
 523
 524     for (;;) {
 525         cName = sizeof(subkey_name) / sizeof(WCHAR);
 526         res = RegEnumKeyExW(key, 0, subkey_name, &cName,
 527                             NULL, NULL, NULL, NULL);
 528         if (res != ERROR_SUCCESS && res != ERROR_MORE_DATA) {
 529             res = ERROR_SUCCESS; /* presumably we're done enumerating */
 530             break;
 531         }
 532         res = RegOpenKeyExW(key, subkey_name, 0,
 533                             KEY_READ | KEY_WRITE, &subkey);
 534         if (res == ERROR_FILE_NOT_FOUND) continue;
 535         if (res != ERROR_SUCCESS) break;
 536
 537         res = recursive_delete_key(subkey);
 538         RegCloseKey(subkey);
 539         if (res != ERROR_SUCCESS) break;
 540     }
 541
 542     if (res == ERROR_SUCCESS) res = RegDeleteKeyW(key, 0);
 543     return res;
 544 }
 545
 546 /***********************************************************************
 547  *              recursive_delete_keyA
 548  */
 549 static LONG recursive_delete_keyA(HKEY base, char const *name)
 550 {
 551     LONG res;
 552     HKEY key;
 553
 554     res = RegOpenKeyExA(base, name, 0, KEY_READ | KEY_WRITE, &key);
 555     if (res == ERROR_FILE_NOT_FOUND) return ERROR_SUCCESS;
 556     if (res != ERROR_SUCCESS) return res;
 557     res = recursive_delete_key(key);
 558     RegCloseKey(key);
 559     return res;
 560 }
 561
 562 /***********************************************************************
 563  *              recursive_delete_keyW
 564  */
 565 static LONG recursive_delete_keyW(HKEY base, WCHAR const *name)
 566 {
 567     LONG res;
 568     HKEY key;
 569
 570     res = RegOpenKeyExW(base, name, 0, KEY_READ | KEY_WRITE, &key);
 571     if (res == ERROR_FILE_NOT_FOUND) return ERROR_SUCCESS;
 572     if (res != ERROR_SUCCESS) return res;
 573     res = recursive_delete_key(key);
 574     RegCloseKey(key);
 575     return res;
 576 }
 577
 578 /***********************************************************************
 579  *              coclass list
 580  */
 581 static GUID const CLSID_Desktop = {
 582     0x00021400, 0x0000, 0x0000, {0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46} };
 583
 584 static GUID const CLSID_Shortcut = {
 585     0x00021401, 0x0000, 0x0000, {0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46} };
 586
 587 static struct regsvr_coclass const coclass_list[] = {
 588     {   &CLSID_Desktop,
 589         "Desktop",
 590         IDS_DESKTOP,
 591         NULL,
 592         "shell32.dll",
 593         "Apartment"
 594     },
 595     {   &CLSID_DragDropHelper,
 596         "Shell Drag and Drop Helper",
 597         0,
 598         NULL,
 599         "shell32.dll",
 600         "Apartment"
 601     },
 602     {   &CLSID_MyComputer,
 603         "My Computer",
 604         IDS_MYCOMPUTER,
 605         NULL,
 606         "shell32.dll",
 607         "Apartment"
 608     },
 609     {   &CLSID_Shortcut,
 610         "Shortcut",
 611         0,
 612         NULL,
 613         "shell32.dll",
 614         "Apartment",
 615         SHELLEX_MAYCHANGEDEFAULTMENU
 616     },
 617     {   &CLSID_AutoComplete,
 618         "AutoComplete",
 619         0,
 620         NULL,
 621         "shell32.dll",
 622         "Apartment",
 623     },
 624     {   &CLSID_UnixFolder,
 625         "/",
 626         0,
 627         NULL,
 628         "shell32.dll",
 629         "Apartment",
 630         SHELLFOLDER_WANTSFORPARSING
 631     },
 632     {   &CLSID_UnixDosFolder,
 633         "/",
 634         0,
 635         NULL,
 636         "shell32.dll",
 637         "Apartment",
 638         SHELLFOLDER_WANTSFORPARSING|SHELLFOLDER_ATTRIBUTES|SHELLFOLDER_CALLFORATTRIBUTES,
 639         SFGAO_FILESYSANCESTOR|SFGAO_FOLDER|SFGAO_HASSUBFOLDER,
 640         SFGAO_FILESYSTEM
 641     },
 642     {   &CLSID_FolderShortcut,
 643         "Foldershortcut",
 644         0,
 645         NULL,
 646         "shell32.dll",
 647         "Apartment",
 648         SHELLFOLDER_ATTRIBUTES|SHELLFOLDER_CALLFORATTRIBUTES,
 649         SFGAO_FILESYSTEM|SFGAO_FOLDER|SFGAO_LINK,
 650         SFGAO_HASSUBFOLDER|SFGAO_FILESYSTEM|SFGAO_FOLDER|SFGAO_FILESYSANCESTOR
 651     },
 652     {   &CLSID_MyDocuments,
 653         "My Documents",
 654         IDS_PERSONAL,
 655         NULL,
 656         "shell32.dll",
 657         "Apartment",
 658         SHELLFOLDER_WANTSFORPARSING|SHELLFOLDER_ATTRIBUTES|SHELLFOLDER_CALLFORATTRIBUTES,
 659         SFGAO_FILESYSANCESTOR|SFGAO_FOLDER|SFGAO_HASSUBFOLDER,
 660         SFGAO_FILESYSTEM
 661     },
 662     { NULL }                    /* list terminator */
 663 };
 664
 665 /***********************************************************************
 666  *              interface list
 667  */
 668
 669 static struct regsvr_interface const interface_list[] = {
 670     { NULL }                    /* list terminator */
 671 };
 672
 673 /***********************************************************************
 674  *              namespace extensions list
 675  */
 676 static const WCHAR wszDesktop[] = { 'D','e','s','k','t','o','p',0 };
 677 static const WCHAR wszSlash[] = { '/', 0 };
 678 static const WCHAR wszMyDocuments[] = { 'M','y',' ','D','o','c','u','m','e','n','t','s', 0 };
 679
 680 static struct regsvr_namespace const namespace_extensions_list[] = {
 681     {
 682         &CLSID_UnixDosFolder,
 683         wszDesktop,
 684         wszSlash
 685     },
 686     {
 687         &CLSID_MyDocuments,
 688         wszDesktop,
 689         wszMyDocuments
 690     },
 691     { NULL }
 692 };
 693
 694 /***********************************************************************
 695  *              DllRegisterServer (SHELL32.@)
 696  */
 697 HRESULT WINAPI DllRegisterServer(void)
 698 {
 699     HRESULT hr;
 700
 701     TRACE("\n");
 702
 703     hr = register_coclasses(coclass_list);
 704     if (SUCCEEDED(hr))
 705         hr = register_interfaces(interface_list);
 706     if (SUCCEEDED(hr))
 707         hr = SHELL_RegisterShellFolders();
 708     if (SUCCEEDED(hr))
 709         hr = register_namespace_extensions(namespace_extensions_list);
 710     return hr;
 711 }
 712
 713 /***********************************************************************
 714  *              DllUnregisterServer (SHELL32.@)
 715  */
 716 HRESULT WINAPI DllUnregisterServer(void)
 717 {
 718     HRESULT hr;
 719
 720     TRACE("\n");
 721
 722     hr = unregister_coclasses(coclass_list);
 723     if (SUCCEEDED(hr))
 724         hr = unregister_interfaces(interface_list);
 725     if (SUCCEEDED(hr))
 726         hr = unregister_namespace_extensions(namespace_extensions_list);
 727     return hr;
 728 }