dlls/dmloader/regsvr.c

   1 /*
   2  *      self-registerable dll functions for dmloader.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 "dmloader_private.h"
  22
  23 WINE_DEFAULT_DEBUG_CHANNEL(dmloader);
  24
  25 /*
  26  * Near the bottom of this file are the exported DllRegisterServer and
  27  * DllUnregisterServer, which make all this worthwhile.
  28  */
  29
  30 /***********************************************************************
  31  *              interface for self-registering
  32  */
  33 struct regsvr_interface {
  34     IID const *iid;             /* NULL for end of list */
  35     LPCSTR name;                /* can be NULL to omit */
  36     IID const *base_iid;        /* can be NULL to omit */
  37     int num_methods;            /* can be <0 to omit */
  38     CLSID const *ps_clsid;      /* can be NULL to omit */
  39     CLSID const *ps_clsid32;    /* can be NULL to omit */
  40 };
  41
  42 static HRESULT register_interfaces(struct regsvr_interface const *list);
  43 static HRESULT unregister_interfaces(struct regsvr_interface const *list);
  44
  45 struct regsvr_coclass {
  46     CLSID const *clsid;         /* NULL for end of list */
  47     LPCSTR name;                /* can be NULL to omit */
  48     LPCSTR ips;                 /* can be NULL to omit */
  49     LPCSTR ips32;               /* can be NULL to omit */
  50     LPCSTR ips32_tmodel;        /* can be NULL to omit */
  51     LPCSTR progid;              /* can be NULL to omit */
  52     LPCSTR viprogid;            /* can be NULL to omit */
  53     LPCSTR progid_extra;        /* can be NULL to omit */
  54 };
  55
  56 static HRESULT register_coclasses(struct regsvr_coclass const *list);
  57 static HRESULT unregister_coclasses(struct regsvr_coclass const *list);
  58
  59 /***********************************************************************
  60  *              static string constants
  61  */
  62 static WCHAR const interface_keyname[10] = {
  63     'I', 'n', 't', 'e', 'r', 'f', 'a', 'c', 'e', 0 };
  64 static WCHAR const base_ifa_keyname[14] = {
  65     'B', 'a', 's', 'e', 'I', 'n', 't', 'e', 'r', 'f', 'a', 'c',
  66     'e', 0 };
  67 static WCHAR const num_methods_keyname[11] = {
  68     'N', 'u', 'm', 'M', 'e', 't', 'h', 'o', 'd', 's', 0 };
  69 static WCHAR const ps_clsid_keyname[15] = {
  70     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  71     'i', 'd', 0 };
  72 static WCHAR const ps_clsid32_keyname[17] = {
  73     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  74     'i', 'd', '3', '2', 0 };
  75 static WCHAR const clsid_keyname[6] = {
  76     'C', 'L', 'S', 'I', 'D', 0 };
  77 static WCHAR const curver_keyname[7] = {
  78     'C', 'u', 'r', 'V', 'e', 'r', 0 };
  79 static WCHAR const ips_keyname[13] = {
  80     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  81     0 };
  82 static WCHAR const ips32_keyname[15] = {
  83     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  84     '3', '2', 0 };
  85 static WCHAR const progid_keyname[7] = {
  86     'P', 'r', 'o', 'g', 'I', 'D', 0 };
  87 static WCHAR const viprogid_keyname[25] = {
  88     'V', 'e', 'r', 's', 'i', 'o', 'n', 'I', 'n', 'd', 'e', 'p',
  89     'e', 'n', 'd', 'e', 'n', 't', 'P', 'r', 'o', 'g', 'I', 'D',
  90     0 };
  91 static char const tmodel_valuename[] = "ThreadingModel";
  92
  93 /***********************************************************************
  94  *              static helper functions
  95  */
  96 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid);
  97 static LONG register_key_defvalueW(HKEY base, WCHAR const *name,
  98                                    WCHAR const *value);
  99 static LONG register_key_defvalueA(HKEY base, WCHAR const *name,
 100                                    char const *value);
 101 static LONG register_progid(WCHAR const *clsid,
 102                             char const *progid, char const *curver_progid,
 103                             char const *name, char const *extra);
 104 static LONG recursive_delete_key(HKEY key);
 105 static LONG recursive_delete_keyA(HKEY base, char const *name);
 106 static LONG recursive_delete_keyW(HKEY base, WCHAR const *name);
 107
 108 /***********************************************************************
 109  *              register_interfaces
 110  */
 111 static HRESULT register_interfaces(struct regsvr_interface const *list) {
 112     LONG res = ERROR_SUCCESS;
 113     HKEY interface_key;
 114
 115     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0, NULL, 0,
 116                           KEY_READ | KEY_WRITE, NULL, &interface_key, NULL);
 117     if (res != ERROR_SUCCESS) goto error_return;
 118
 119     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 120         WCHAR buf[39];
 121         HKEY iid_key;
 122
 123         StringFromGUID2(list->iid, buf, 39);
 124         res = RegCreateKeyExW(interface_key, buf, 0, NULL, 0,
 125                               KEY_READ | KEY_WRITE, NULL, &iid_key, NULL);
 126         if (res != ERROR_SUCCESS) goto error_close_interface_key;
 127
 128         if (list->name) {
 129             res = RegSetValueExA(iid_key, NULL, 0, REG_SZ,
 130                                  (CONST BYTE*)(list->name),
 131                                  strlen(list->name) + 1);
 132             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 133         }
 134
 135         if (list->base_iid) {
 136             res = register_key_guid(iid_key, base_ifa_keyname, list->base_iid);
 137             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 138         }
 139
 140         if (0 <= list->num_methods) {
 141             static WCHAR const fmt[3] = { '%', 'd', 0 };
 142             HKEY key;
 143
 144             res = RegCreateKeyExW(iid_key, num_methods_keyname, 0, NULL, 0,
 145                                   KEY_READ | KEY_WRITE, NULL, &key, NULL);
 146             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 147
 148             wsprintfW(buf, fmt, list->num_methods);
 149             res = RegSetValueExW(key, NULL, 0, REG_SZ,
 150                                  (CONST BYTE*)buf,
 151                                  (lstrlenW(buf) + 1) * sizeof(WCHAR));
 152             RegCloseKey(key);
 153
 154             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 155         }
 156
 157         if (list->ps_clsid) {
 158             register_key_guid(iid_key, ps_clsid_keyname, list->ps_clsid);
 159             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 160         }
 161
 162         if (list->ps_clsid32) {
 163             register_key_guid(iid_key, ps_clsid32_keyname, list->ps_clsid32);
 164             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 165         }
 166
 167     error_close_iid_key:
 168         RegCloseKey(iid_key);
 169     }
 170
 171 error_close_interface_key:
 172     RegCloseKey(interface_key);
 173 error_return:
 174     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 175 }
 176
 177 /***********************************************************************
 178  *              unregister_interfaces
 179  */
 180 static HRESULT unregister_interfaces(struct regsvr_interface const *list) {
 181     LONG res = ERROR_SUCCESS;
 182     HKEY interface_key;
 183
 184     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0,
 185                         KEY_READ | KEY_WRITE, &interface_key);
 186     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 187     if (res != ERROR_SUCCESS) goto error_return;
 188
 189     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 190         WCHAR buf[39];
 191
 192         StringFromGUID2(list->iid, buf, 39);
 193         res = recursive_delete_keyW(interface_key, buf);
 194     }
 195
 196     RegCloseKey(interface_key);
 197 error_return:
 198     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 199 }
 200
 201 /***********************************************************************
 202  *              register_coclasses
 203  */
 204 static HRESULT register_coclasses(struct regsvr_coclass const *list) {
 205     LONG res = ERROR_SUCCESS;
 206     HKEY coclass_key;
 207
 208     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, NULL, 0,
 209                           KEY_READ | KEY_WRITE, NULL, &coclass_key, NULL);
 210     if (res != ERROR_SUCCESS) goto error_return;
 211
 212     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 213         WCHAR buf[39];
 214         HKEY clsid_key;
 215
 216         StringFromGUID2(list->clsid, buf, 39);
 217         res = RegCreateKeyExW(coclass_key, buf, 0, NULL, 0,
 218                               KEY_READ | KEY_WRITE, NULL, &clsid_key, NULL);
 219         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 220
 221         if (list->name) {
 222             res = RegSetValueExA(clsid_key, NULL, 0, REG_SZ,
 223                                  (CONST BYTE*)(list->name),
 224                                  strlen(list->name) + 1);
 225             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 226         }
 227
 228         if (list->ips) {
 229             res = register_key_defvalueA(clsid_key, ips_keyname, list->ips);
 230             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 231         }
 232
 233         if (list->ips32) {
 234             HKEY ips32_key;
 235
 236             res = RegCreateKeyExW(clsid_key, ips32_keyname, 0, NULL, 0,
 237                                   KEY_READ | KEY_WRITE, NULL,
 238                                   &ips32_key, NULL);
 239             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 240
 241             res = RegSetValueExA(ips32_key, NULL, 0, REG_SZ,
 242                                  (CONST BYTE*)list->ips32,
 243                                  lstrlenA(list->ips32) + 1);
 244             if (res == ERROR_SUCCESS && list->ips32_tmodel)
 245                 res = RegSetValueExA(ips32_key, tmodel_valuename, 0, REG_SZ,
 246                                      (CONST BYTE*)list->ips32_tmodel,
 247                                      strlen(list->ips32_tmodel) + 1);
 248             RegCloseKey(ips32_key);
 249             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 250         }
 251
 252         if (list->progid) {
 253             res = register_key_defvalueA(clsid_key, progid_keyname,
 254                                          list->progid);
 255             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 256
 257             res = register_progid(buf, list->progid, NULL,
 258                                   list->name, list->progid_extra);
 259             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 260         }
 261
 262         if (list->viprogid) {
 263             res = register_key_defvalueA(clsid_key, viprogid_keyname,
 264                                          list->viprogid);
 265             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 266
 267             res = register_progid(buf, list->viprogid, list->progid,
 268                                   list->name, list->progid_extra);
 269             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 270         }
 271
 272     error_close_clsid_key:
 273         RegCloseKey(clsid_key);
 274     }
 275
 276 error_close_coclass_key:
 277     RegCloseKey(coclass_key);
 278 error_return:
 279     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 280 }
 281
 282 /***********************************************************************
 283  *              unregister_coclasses
 284  */
 285 static HRESULT unregister_coclasses(struct regsvr_coclass const *list) {
 286     LONG res = ERROR_SUCCESS;
 287     HKEY coclass_key;
 288
 289     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0,
 290                         KEY_READ | KEY_WRITE, &coclass_key);
 291     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 292     if (res != ERROR_SUCCESS) goto error_return;
 293
 294     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 295         WCHAR buf[39];
 296
 297         StringFromGUID2(list->clsid, buf, 39);
 298         res = recursive_delete_keyW(coclass_key, buf);
 299         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 300
 301         if (list->progid) {
 302             res = recursive_delete_keyA(HKEY_CLASSES_ROOT, list->progid);
 303             if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 304         }
 305
 306         if (list->viprogid) {
 307             res = recursive_delete_keyA(HKEY_CLASSES_ROOT, list->viprogid);
 308             if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 309         }
 310     }
 311
 312 error_close_coclass_key:
 313     RegCloseKey(coclass_key);
 314 error_return:
 315     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 316 }
 317
 318 /***********************************************************************
 319  *              regsvr_key_guid
 320  */
 321 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid) {
 322     WCHAR buf[39];
 323
 324     StringFromGUID2(guid, buf, 39);
 325     return register_key_defvalueW(base, name, buf);
 326 }
 327
 328 /***********************************************************************
 329  *              regsvr_key_defvalueW
 330  */
 331 static LONG register_key_defvalueW(
 332     HKEY base,
 333     WCHAR const *name,
 334     WCHAR const *value) {
 335     LONG res;
 336     HKEY key;
 337
 338     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 339                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 340     if (res != ERROR_SUCCESS) return res;
 341     res = RegSetValueExW(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 342                          (lstrlenW(value) + 1) * sizeof(WCHAR));
 343     RegCloseKey(key);
 344     return res;
 345 }
 346
 347 /***********************************************************************
 348  *              regsvr_key_defvalueA
 349  */
 350 static LONG register_key_defvalueA(
 351     HKEY base,
 352     WCHAR const *name,
 353     char const *value) {
 354     LONG res;
 355     HKEY key;
 356
 357     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 358                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 359     if (res != ERROR_SUCCESS) return res;
 360     res = RegSetValueExA(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 361                          lstrlenA(value) + 1);
 362     RegCloseKey(key);
 363     return res;
 364 }
 365
 366 /***********************************************************************
 367  *              regsvr_progid
 368  */
 369 static LONG register_progid(
 370     WCHAR const *clsid,
 371     char const *progid,
 372     char const *curver_progid,
 373     char const *name,
 374     char const *extra) {
 375     LONG res;
 376     HKEY progid_key;
 377
 378     res = RegCreateKeyExA(HKEY_CLASSES_ROOT, progid, 0,
 379                           NULL, 0, KEY_READ | KEY_WRITE, NULL,
 380                           &progid_key, NULL);
 381     if (res != ERROR_SUCCESS) return res;
 382
 383     if (name) {
 384         res = RegSetValueExA(progid_key, NULL, 0, REG_SZ,
 385                              (CONST BYTE*)name, strlen(name) + 1);
 386         if (res != ERROR_SUCCESS) goto error_close_progid_key;
 387     }
 388
 389     if (clsid) {
 390         res = register_key_defvalueW(progid_key, clsid_keyname, clsid);
 391         if (res != ERROR_SUCCESS) goto error_close_progid_key;
 392     }
 393
 394     if (curver_progid) {
 395         res = register_key_defvalueA(progid_key, curver_keyname,
 396                                      curver_progid);
 397         if (res != ERROR_SUCCESS) goto error_close_progid_key;
 398     }
 399
 400     if (extra) {
 401         HKEY extra_key;
 402
 403         res = RegCreateKeyExA(progid_key, extra, 0,
 404                               NULL, 0, KEY_READ | KEY_WRITE, NULL,
 405                               &extra_key, NULL);
 406         if (res == ERROR_SUCCESS)
 407             RegCloseKey(extra_key);
 408     }
 409
 410 error_close_progid_key:
 411     RegCloseKey(progid_key);
 412     return res;
 413 }
 414
 415 /***********************************************************************
 416  *              recursive_delete_key
 417  */
 418 static LONG recursive_delete_key(HKEY key) {
 419     LONG res;
 420     WCHAR subkey_name[MAX_PATH];
 421     DWORD cName;
 422     HKEY subkey;
 423
 424     for (;;) {
 425         cName = sizeof(subkey_name) / sizeof(WCHAR);
 426         res = RegEnumKeyExW(key, 0, subkey_name, &cName,
 427                             NULL, NULL, NULL, NULL);
 428         if (res != ERROR_SUCCESS && res != ERROR_MORE_DATA) {
 429             res = ERROR_SUCCESS; /* presumably we're done enumerating */
 430             break;
 431         }
 432         res = RegOpenKeyExW(key, subkey_name, 0,
 433                             KEY_READ | KEY_WRITE, &subkey);
 434         if (res == ERROR_FILE_NOT_FOUND) continue;
 435         if (res != ERROR_SUCCESS) break;
 436
 437         res = recursive_delete_key(subkey);
 438         RegCloseKey(subkey);
 439         if (res != ERROR_SUCCESS) break;
 440     }
 441
 442     if (res == ERROR_SUCCESS) res = RegDeleteKeyW(key, 0);
 443     return res;
 444 }
 445
 446 /***********************************************************************
 447  *              recursive_delete_keyA
 448  */
 449 static LONG recursive_delete_keyA(HKEY base, char const *name) {
 450     LONG res;
 451     HKEY key;
 452
 453     res = RegOpenKeyExA(base, name, 0, KEY_READ | KEY_WRITE, &key);
 454     if (res == ERROR_FILE_NOT_FOUND) return ERROR_SUCCESS;
 455     if (res != ERROR_SUCCESS) return res;
 456     res = recursive_delete_key(key);
 457     RegCloseKey(key);
 458     return res;
 459 }
 460
 461 /***********************************************************************
 462  *              recursive_delete_keyW
 463  */
 464 static LONG recursive_delete_keyW(HKEY base, WCHAR const *name) {
 465     LONG res;
 466     HKEY key;
 467
 468     res = RegOpenKeyExW(base, name, 0, KEY_READ | KEY_WRITE, &key);
 469     if (res == ERROR_FILE_NOT_FOUND) return ERROR_SUCCESS;
 470     if (res != ERROR_SUCCESS) return res;
 471     res = recursive_delete_key(key);
 472     RegCloseKey(key);
 473     return res;
 474 }
 475
 476 /***********************************************************************
 477  *              coclass list
 478  */
 479 static struct regsvr_coclass const coclass_list[] = {
 480     {   &CLSID_DirectMusicLoader,
 481     "DirectMusicLoader",
 482         NULL,
 483         "dmloader.dll",
 484         "Both",
 485         "Microsoft.DirectMusicLoader.1",
 486         "Microsoft.DirectMusicLoader"
 487     },
 488     {   &CLSID_DirectMusicContainer,
 489     "DirectMusicContainer",
 490         NULL,
 491         "dmloader.dll",
 492         "Both",
 493         "Microsoft.DirectMusicContainer.1",
 494         "Microsoft.DirectMusicContainer"
 495     },
 496     { NULL }                    /* list terminator */
 497 };
 498
 499 /***********************************************************************
 500  *              interface list
 501  */
 502
 503 static struct regsvr_interface const interface_list[] = {
 504     { NULL }                    /* list terminator */
 505 };
 506
 507 /***********************************************************************
 508  *              DllRegisterServer (DMLOADER.3)
 509  */
 510 HRESULT WINAPI DllRegisterServer(void)
 511 {
 512     HRESULT hr;
 513
 514     TRACE("\n");
 515
 516     hr = register_coclasses(coclass_list);
 517     if (SUCCEEDED(hr))
 518         hr = register_interfaces(interface_list);
 519     return hr;
 520 }
 521
 522 /***********************************************************************
 523  *              DllUnregisterServer (DMLOADER.4)
 524  */
 525 HRESULT WINAPI DllUnregisterServer(void)
 526 {
 527     HRESULT hr;
 528
 529     TRACE("\n");
 530
 531     hr = unregister_coclasses(coclass_list);
 532     if (SUCCEEDED(hr))
 533         hr = unregister_interfaces(interface_list);
 534     return hr;
 535 }