dlls/comcat/regsvr.c

   1 /*
   2  *      self-registerable dll functions for comcat.dll
   3  *
   4  * Copyright (C) 2002-2003 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #define COM_NO_WINDOWS_H
  22
  23 #include <stdarg.h>
  24 #include <string.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winreg.h"
  30 #include "winerror.h"
  31
  32 #include "ole2.h"
  33 #include "comcat.h"
  34
  35 #include "wine/debug.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  38
  39 /*
  40  * Near the bottom of this file are the exported DllRegisterServer and
  41  * DllUnregisterServer, which make all this worthwhile.
  42  */
  43
  44 /***********************************************************************
  45  *              interface for self-registering
  46  */
  47 struct regsvr_interface
  48 {
  49     IID const *iid;             /* NULL for end of list */
  50     LPCSTR name;                /* can be NULL to omit */
  51     IID const *base_iid;        /* can be NULL to omit */
  52     int num_methods;            /* can be <0 to omit */
  53     CLSID const *ps_clsid;      /* can be NULL to omit */
  54     CLSID const *ps_clsid32;    /* can be NULL to omit */
  55 };
  56
  57 static HRESULT register_interfaces(struct regsvr_interface const *list);
  58 static HRESULT unregister_interfaces(struct regsvr_interface const *list);
  59
  60 struct regsvr_coclass
  61 {
  62     CLSID const *clsid;         /* NULL for end of list */
  63     LPCSTR name;                /* can be NULL to omit */
  64     LPCSTR ips;                 /* can be NULL to omit */
  65     LPCSTR ips32;               /* can be NULL to omit */
  66     LPCSTR ips32_tmodel;        /* can be NULL to omit */
  67 };
  68
  69 static HRESULT register_coclasses(struct regsvr_coclass const *list);
  70 static HRESULT unregister_coclasses(struct regsvr_coclass const *list);
  71
  72 /***********************************************************************
  73  *              static string constants
  74  */
  75 static WCHAR const interface_keyname[10] = {
  76     'I', 'n', 't', 'e', 'r', 'f', 'a', 'c', 'e', 0 };
  77 static WCHAR const base_ifa_keyname[14] = {
  78     'B', 'a', 's', 'e', 'I', 'n', 't', 'e', 'r', 'f', 'a', 'c',
  79     'e', 0 };
  80 static WCHAR const num_methods_keyname[11] = {
  81     'N', 'u', 'm', 'M', 'e', 't', 'h', 'o', 'd', 's', 0 };
  82 static WCHAR const ps_clsid_keyname[15] = {
  83     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  84     'i', 'd', 0 };
  85 static WCHAR const ps_clsid32_keyname[17] = {
  86     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  87     'i', 'd', '3', '2', 0 };
  88 static WCHAR const clsid_keyname[6] = {
  89     'C', 'L', 'S', 'I', 'D', 0 };
  90 static WCHAR const ips_keyname[13] = {
  91     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  92     0 };
  93 static WCHAR const ips32_keyname[15] = {
  94     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  95     '3', '2', 0 };
  96 static char const tmodel_valuename[] = "ThreadingModel";
  97
  98 /***********************************************************************
  99  *              static helper functions
 100  */
 101 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid);
 102 static LONG register_key_defvalueW(HKEY base, WCHAR const *name,
 103                                    WCHAR const *value);
 104 static LONG register_key_defvalueA(HKEY base, WCHAR const *name,
 105                                    char const *value);
 106 static LONG recursive_delete_key(HKEY key);
 107
 108
 109 /***********************************************************************
 110  *              register_interfaces
 111  */
 112 static HRESULT register_interfaces(struct regsvr_interface const *list)
 113 {
 114     LONG res = ERROR_SUCCESS;
 115     HKEY interface_key;
 116
 117     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0, NULL, 0,
 118                           KEY_READ | KEY_WRITE, NULL, &interface_key, NULL);
 119     if (res != ERROR_SUCCESS) goto error_return;
 120
 121     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 122         WCHAR buf[39];
 123         HKEY iid_key;
 124
 125         StringFromGUID2(list->iid, buf, 39);
 126         res = RegCreateKeyExW(interface_key, buf, 0, NULL, 0,
 127                               KEY_READ | KEY_WRITE, NULL, &iid_key, NULL);
 128         if (res != ERROR_SUCCESS) goto error_close_interface_key;
 129
 130         if (list->name) {
 131             res = RegSetValueExA(iid_key, NULL, 0, REG_SZ,
 132                                  (CONST BYTE*)(list->name),
 133                                  strlen(list->name) + 1);
 134             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 135         }
 136
 137         if (list->base_iid) {
 138             register_key_guid(iid_key, base_ifa_keyname, list->base_iid);
 139             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 140         }
 141
 142         if (0 <= list->num_methods) {
 143             static WCHAR const fmt[3] = { '%', 'd', 0 };
 144             HKEY key;
 145
 146             res = RegCreateKeyExW(iid_key, num_methods_keyname, 0, NULL, 0,
 147                                   KEY_READ | KEY_WRITE, NULL, &key, NULL);
 148             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 149
 150             wsprintfW(buf, fmt, list->num_methods);
 151             res = RegSetValueExW(key, NULL, 0, REG_SZ,
 152                                  (CONST BYTE*)buf,
 153                                  (lstrlenW(buf) + 1) * sizeof(WCHAR));
 154             RegCloseKey(key);
 155
 156             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 157         }
 158
 159         if (list->ps_clsid) {
 160             register_key_guid(iid_key, ps_clsid_keyname, list->ps_clsid);
 161             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 162         }
 163
 164         if (list->ps_clsid32) {
 165             register_key_guid(iid_key, ps_clsid32_keyname, list->ps_clsid32);
 166             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 167         }
 168
 169     error_close_iid_key:
 170         RegCloseKey(iid_key);
 171     }
 172
 173 error_close_interface_key:
 174     RegCloseKey(interface_key);
 175 error_return:
 176     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 177 }
 178
 179 /***********************************************************************
 180  *              unregister_interfaces
 181  */
 182 static HRESULT unregister_interfaces(struct regsvr_interface const *list)
 183 {
 184     LONG res = ERROR_SUCCESS;
 185     HKEY interface_key;
 186
 187     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0,
 188                         KEY_READ | KEY_WRITE, &interface_key);
 189     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 190     if (res != ERROR_SUCCESS) goto error_return;
 191
 192     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 193         WCHAR buf[39];
 194         HKEY iid_key;
 195
 196         StringFromGUID2(list->iid, buf, 39);
 197         res = RegOpenKeyExW(interface_key, buf, 0,
 198                             KEY_READ | KEY_WRITE, &iid_key);
 199         if (res == ERROR_FILE_NOT_FOUND) {
 200             res = ERROR_SUCCESS;
 201             continue;
 202         }
 203         if (res != ERROR_SUCCESS) goto error_close_interface_key;
 204         res = recursive_delete_key(iid_key);
 205         RegCloseKey(iid_key);
 206         if (res != ERROR_SUCCESS) goto error_close_interface_key;
 207     }
 208
 209 error_close_interface_key:
 210     RegCloseKey(interface_key);
 211 error_return:
 212     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 213 }
 214
 215 /***********************************************************************
 216  *              register_coclasses
 217  */
 218 static HRESULT register_coclasses(struct regsvr_coclass const *list)
 219 {
 220     LONG res = ERROR_SUCCESS;
 221     HKEY coclass_key;
 222
 223     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, NULL, 0,
 224                           KEY_READ | KEY_WRITE, NULL, &coclass_key, NULL);
 225     if (res != ERROR_SUCCESS) goto error_return;
 226
 227     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 228         WCHAR buf[39];
 229         HKEY clsid_key;
 230
 231         StringFromGUID2(list->clsid, buf, 39);
 232         res = RegCreateKeyExW(coclass_key, buf, 0, NULL, 0,
 233                               KEY_READ | KEY_WRITE, NULL, &clsid_key, NULL);
 234         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 235
 236         if (list->name) {
 237             res = RegSetValueExA(clsid_key, NULL, 0, REG_SZ,
 238                                  (CONST BYTE*)(list->name),
 239                                  strlen(list->name) + 1);
 240             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 241         }
 242
 243         if (list->ips) {
 244             res = register_key_defvalueA(clsid_key, ips_keyname, list->ips);
 245             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 246         }
 247
 248         if (list->ips32) {
 249             HKEY ips32_key;
 250
 251             res = RegCreateKeyExW(clsid_key, ips32_keyname, 0, NULL, 0,
 252                                   KEY_READ | KEY_WRITE, NULL,
 253                                   &ips32_key, NULL);
 254             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 255
 256             res = RegSetValueExA(ips32_key, NULL, 0, REG_SZ,
 257                                  (CONST BYTE*)list->ips32,
 258                                  lstrlenA(list->ips32) + 1);
 259             if (res == ERROR_SUCCESS && list->ips32_tmodel)
 260                 res = RegSetValueExA(ips32_key, tmodel_valuename, 0, REG_SZ,
 261                                      (CONST BYTE*)list->ips32_tmodel,
 262                                      strlen(list->ips32_tmodel) + 1);
 263             RegCloseKey(ips32_key);
 264             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 265         }
 266
 267     error_close_clsid_key:
 268         RegCloseKey(clsid_key);
 269     }
 270
 271 error_close_coclass_key:
 272     RegCloseKey(coclass_key);
 273 error_return:
 274     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 275 }
 276
 277 /***********************************************************************
 278  *              unregister_coclasses
 279  */
 280 static HRESULT unregister_coclasses(struct regsvr_coclass const *list)
 281 {
 282     LONG res = ERROR_SUCCESS;
 283     HKEY coclass_key;
 284
 285     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0,
 286                         KEY_READ | KEY_WRITE, &coclass_key);
 287     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 288     if (res != ERROR_SUCCESS) goto error_return;
 289
 290     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 291         WCHAR buf[39];
 292         HKEY clsid_key;
 293
 294         StringFromGUID2(list->clsid, buf, 39);
 295         res = RegOpenKeyExW(coclass_key, buf, 0,
 296                             KEY_READ | KEY_WRITE, &clsid_key);
 297         if (res == ERROR_FILE_NOT_FOUND) {
 298             res = ERROR_SUCCESS;
 299             continue;
 300         }
 301         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 302         res = recursive_delete_key(clsid_key);
 303         RegCloseKey(clsid_key);
 304         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 305     }
 306
 307 error_close_coclass_key:
 308     RegCloseKey(coclass_key);
 309 error_return:
 310     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 311 }
 312
 313 /***********************************************************************
 314  *              regsvr_key_guid
 315  */
 316 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid)
 317 {
 318     WCHAR buf[39];
 319
 320     StringFromGUID2(guid, buf, 39);
 321     return register_key_defvalueW(base, name, buf);
 322 }
 323
 324 /***********************************************************************
 325  *              regsvr_key_defvalueW
 326  */
 327 static LONG register_key_defvalueW(
 328     HKEY base,
 329     WCHAR const *name,
 330     WCHAR const *value)
 331 {
 332     LONG res;
 333     HKEY key;
 334
 335     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 336                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 337     if (res != ERROR_SUCCESS) return res;
 338     res = RegSetValueExW(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 339                          (lstrlenW(value) + 1) * sizeof(WCHAR));
 340     RegCloseKey(key);
 341     return res;
 342 }
 343
 344 /***********************************************************************
 345  *              regsvr_key_defvalueA
 346  */
 347 static LONG register_key_defvalueA(
 348     HKEY base,
 349     WCHAR const *name,
 350     char const *value)
 351 {
 352     LONG res;
 353     HKEY key;
 354
 355     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 356                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 357     if (res != ERROR_SUCCESS) return res;
 358     res = RegSetValueExA(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 359                          lstrlenA(value) + 1);
 360     RegCloseKey(key);
 361     return res;
 362 }
 363
 364 /***********************************************************************
 365  *              recursive_delete_key
 366  */
 367 static LONG recursive_delete_key(HKEY key)
 368 {
 369     LONG res;
 370     WCHAR subkey_name[MAX_PATH];
 371     DWORD cName;
 372     HKEY subkey;
 373
 374     for (;;) {
 375         cName = sizeof(subkey_name) / sizeof(WCHAR);
 376         res = RegEnumKeyExW(key, 0, subkey_name, &cName,
 377                             NULL, NULL, NULL, NULL);
 378         if (res != ERROR_SUCCESS && res != ERROR_MORE_DATA) {
 379             res = ERROR_SUCCESS; /* presumably we're done enumerating */
 380             break;
 381         }
 382         res = RegOpenKeyExW(key, subkey_name, 0,
 383                             KEY_READ | KEY_WRITE, &subkey);
 384         if (res == ERROR_FILE_NOT_FOUND) continue;
 385         if (res != ERROR_SUCCESS) break;
 386
 387         res = recursive_delete_key(subkey);
 388         RegCloseKey(subkey);
 389         if (res != ERROR_SUCCESS) break;
 390     }
 391
 392     if (res == ERROR_SUCCESS) res = RegDeleteKeyW(key, 0);
 393     return res;
 394 }
 395
 396 /***********************************************************************
 397  *              coclass list
 398  */
 399 static struct regsvr_coclass const coclass_list[] = {
 400     {   &CLSID_StdComponentCategoriesMgr,
 401         "Component Categories Manager",
 402         NULL,
 403         "comcat.dll",
 404         "Both"
 405     },
 406     { NULL }                    /* list terminator */
 407 };
 408
 409 /***********************************************************************
 410  *              interface list
 411  */
 412 static GUID const CLSID_PSFactoryBuffer_actxprxy = {
 413     0xB8DA6310, 0xE19B, 0x11D0, {0x93,0x3C,0x00,0xA0,0xC9,0x0D,0xCA,0xA9} };
 414
 415 static struct regsvr_interface const interface_list[] = {
 416     {   &IID_IEnumGUID,
 417         "IEnumGUID",
 418         NULL,
 419         7,
 420         NULL,
 421         &CLSID_PSFactoryBuffer_actxprxy
 422     },
 423     {   &IID_IEnumCATEGORYINFO,
 424         "IEnumCATEGORYINFO",
 425         NULL,
 426         7,
 427         NULL,
 428         &CLSID_PSFactoryBuffer_actxprxy
 429     },
 430     {   &IID_ICatRegister,
 431         "ICatRegister",
 432         NULL,
 433         9,
 434         NULL,
 435         &CLSID_PSFactoryBuffer_actxprxy
 436     },
 437     {   &IID_ICatInformation,
 438         "ICatInformation",
 439         NULL,
 440         9,
 441         NULL,
 442         &CLSID_PSFactoryBuffer_actxprxy
 443     },
 444     { NULL }                    /* list terminator */
 445 };
 446
 447 /***********************************************************************
 448  *              DllRegisterServer (COMCAT.@)
 449  */
 450 HRESULT WINAPI COMCAT_DllRegisterServer()
 451 {
 452     HRESULT hr;
 453
 454     TRACE("\n");
 455
 456     hr = register_coclasses(coclass_list);
 457     if (SUCCEEDED(hr))
 458         hr = register_interfaces(interface_list);
 459     return hr;
 460 }
 461
 462 /***********************************************************************
 463  *              DllUnregisterServer (COMCAT.@)
 464  */
 465 HRESULT WINAPI COMCAT_DllUnregisterServer()
 466 {
 467     HRESULT hr;
 468
 469     TRACE("\n");
 470
 471     hr = unregister_coclasses(coclass_list);
 472     if (SUCCEEDED(hr))
 473         hr = unregister_interfaces(interface_list);
 474     return hr;
 475 }