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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22 #include <string.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winuser.h"
  27 #include "winreg.h"
  28 #include "winerror.h"
  29
  30 #include "ole2.h"
  31 #include "comcat.h"
  32
  33 #include "wine/debug.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  36
  37 /*
  38  * Near the bottom of this file are the exported DllRegisterServer and
  39  * DllUnregisterServer, which make all this worthwhile.
  40  */
  41
  42 /***********************************************************************
  43  *              interface for self-registering
  44  */
  45 struct regsvr_interface
  46 {
  47     IID const *iid;             /* NULL for end of list */
  48     LPCSTR name;                /* can be NULL to omit */
  49     IID const *base_iid;        /* can be NULL to omit */
  50     int num_methods;            /* can be <0 to omit */
  51     CLSID const *ps_clsid;      /* can be NULL to omit */
  52     CLSID const *ps_clsid32;    /* can be NULL to omit */
  53 };
  54
  55 static HRESULT register_interfaces(struct regsvr_interface const *list);
  56 static HRESULT unregister_interfaces(struct regsvr_interface const *list);
  57
  58 struct regsvr_coclass
  59 {
  60     CLSID const *clsid;         /* NULL for end of list */
  61     LPCSTR name;                /* can be NULL to omit */
  62     LPCSTR ips;                 /* can be NULL to omit */
  63     LPCSTR ips32;               /* can be NULL to omit */
  64     LPCSTR ips32_tmodel;        /* can be NULL to omit */
  65 };
  66
  67 static HRESULT register_coclasses(struct regsvr_coclass const *list);
  68 static HRESULT unregister_coclasses(struct regsvr_coclass const *list);
  69
  70 /***********************************************************************
  71  *              static string constants
  72  */
  73 static WCHAR const interface_keyname[10] = {
  74     'I', 'n', 't', 'e', 'r', 'f', 'a', 'c', 'e', 0 };
  75 static WCHAR const base_ifa_keyname[14] = {
  76     'B', 'a', 's', 'e', 'I', 'n', 't', 'e', 'r', 'f', 'a', 'c',
  77     'e', 0 };
  78 static WCHAR const num_methods_keyname[11] = {
  79     'N', 'u', 'm', 'M', 'e', 't', 'h', 'o', 'd', 's', 0 };
  80 static WCHAR const ps_clsid_keyname[15] = {
  81     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  82     'i', 'd', 0 };
  83 static WCHAR const ps_clsid32_keyname[17] = {
  84     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  85     'i', 'd', '3', '2', 0 };
  86 static WCHAR const clsid_keyname[6] = {
  87     'C', 'L', 'S', 'I', 'D', 0 };
  88 static WCHAR const ips_keyname[13] = {
  89     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  90     0 };
  91 static WCHAR const ips32_keyname[15] = {
  92     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  93     '3', '2', 0 };
  94 static char const tmodel_valuename[] = "ThreadingModel";
  95
  96 /***********************************************************************
  97  *              static helper functions
  98  */
  99 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid);
 100 static LONG register_key_defvalueW(HKEY base, WCHAR const *name,
 101                                    WCHAR const *value);
 102 static LONG register_key_defvalueA(HKEY base, WCHAR const *name,
 103                                    char const *value);
 104
 105 /***********************************************************************
 106  *              register_interfaces
 107  */
 108 static HRESULT register_interfaces(struct regsvr_interface const *list)
 109 {
 110     LONG res = ERROR_SUCCESS;
 111     HKEY interface_key;
 112
 113     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0, NULL, 0,
 114                           KEY_READ | KEY_WRITE, NULL, &interface_key, NULL);
 115     if (res != ERROR_SUCCESS) goto error_return;
 116
 117     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 118         WCHAR buf[39];
 119         HKEY iid_key;
 120
 121         StringFromGUID2(list->iid, buf, 39);
 122         res = RegCreateKeyExW(interface_key, buf, 0, NULL, 0,
 123                               KEY_READ | KEY_WRITE, NULL, &iid_key, NULL);
 124         if (res != ERROR_SUCCESS) goto error_close_interface_key;
 125
 126         if (list->name) {
 127             res = RegSetValueExA(iid_key, NULL, 0, REG_SZ,
 128                                  (CONST BYTE*)(list->name),
 129                                  strlen(list->name) + 1);
 130             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 131         }
 132
 133         if (list->base_iid) {
 134             res = register_key_guid(iid_key, base_ifa_keyname, list->base_iid);
 135             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 136         }
 137
 138         if (0 <= list->num_methods) {
 139             static WCHAR const fmt[3] = { '%', 'd', 0 };
 140             HKEY key;
 141
 142             res = RegCreateKeyExW(iid_key, num_methods_keyname, 0, NULL, 0,
 143                                   KEY_READ | KEY_WRITE, NULL, &key, NULL);
 144             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 145
 146             wsprintfW(buf, fmt, list->num_methods);
 147             res = RegSetValueExW(key, NULL, 0, REG_SZ,
 148                                  (CONST BYTE*)buf,
 149                                  (lstrlenW(buf) + 1) * sizeof(WCHAR));
 150             RegCloseKey(key);
 151
 152             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 153         }
 154
 155         if (list->ps_clsid) {
 156             res = register_key_guid(iid_key, ps_clsid_keyname, list->ps_clsid);
 157             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 158         }
 159
 160         if (list->ps_clsid32) {
 161             res = register_key_guid(iid_key, ps_clsid32_keyname, list->ps_clsid32);
 162             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 163         }
 164
 165     error_close_iid_key:
 166         RegCloseKey(iid_key);
 167     }
 168
 169 error_close_interface_key:
 170     RegCloseKey(interface_key);
 171 error_return:
 172     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 173 }
 174
 175 /***********************************************************************
 176  *              unregister_interfaces
 177  */
 178 static HRESULT unregister_interfaces(struct regsvr_interface const *list)
 179 {
 180     LONG res = ERROR_SUCCESS;
 181     HKEY interface_key;
 182
 183     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0,
 184                         KEY_READ | KEY_WRITE, &interface_key);
 185     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 186     if (res != ERROR_SUCCESS) goto error_return;
 187
 188     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 189         WCHAR buf[39];
 190
 191         StringFromGUID2(list->iid, buf, 39);
 192         res = RegDeleteTreeW(interface_key, buf);
 193         if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
 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 {
 206     LONG res = ERROR_SUCCESS;
 207     HKEY coclass_key;
 208
 209     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, NULL, 0,
 210                           KEY_READ | KEY_WRITE, NULL, &coclass_key, NULL);
 211     if (res != ERROR_SUCCESS) goto error_return;
 212
 213     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 214         WCHAR buf[39];
 215         HKEY clsid_key;
 216
 217         StringFromGUID2(list->clsid, buf, 39);
 218         res = RegCreateKeyExW(coclass_key, buf, 0, NULL, 0,
 219                               KEY_READ | KEY_WRITE, NULL, &clsid_key, NULL);
 220         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 221
 222         if (list->name) {
 223             res = RegSetValueExA(clsid_key, NULL, 0, REG_SZ,
 224                                  (CONST BYTE*)(list->name),
 225                                  strlen(list->name) + 1);
 226             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 227         }
 228
 229         if (list->ips) {
 230             res = register_key_defvalueA(clsid_key, ips_keyname, list->ips);
 231             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 232         }
 233
 234         if (list->ips32) {
 235             HKEY ips32_key;
 236
 237             res = RegCreateKeyExW(clsid_key, ips32_keyname, 0, NULL, 0,
 238                                   KEY_READ | KEY_WRITE, NULL,
 239                                   &ips32_key, NULL);
 240             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 241
 242             res = RegSetValueExA(ips32_key, NULL, 0, REG_SZ,
 243                                  (CONST BYTE*)list->ips32,
 244                                  lstrlenA(list->ips32) + 1);
 245             if (res == ERROR_SUCCESS && list->ips32_tmodel)
 246                 res = RegSetValueExA(ips32_key, tmodel_valuename, 0, REG_SZ,
 247                                      (CONST BYTE*)list->ips32_tmodel,
 248                                      strlen(list->ips32_tmodel) + 1);
 249             RegCloseKey(ips32_key);
 250             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 251         }
 252
 253     error_close_clsid_key:
 254         RegCloseKey(clsid_key);
 255     }
 256
 257 error_close_coclass_key:
 258     RegCloseKey(coclass_key);
 259 error_return:
 260     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 261 }
 262
 263 /***********************************************************************
 264  *              unregister_coclasses
 265  */
 266 static HRESULT unregister_coclasses(struct regsvr_coclass const *list)
 267 {
 268     LONG res = ERROR_SUCCESS;
 269     HKEY coclass_key;
 270
 271     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0,
 272                         KEY_READ | KEY_WRITE, &coclass_key);
 273     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 274     if (res != ERROR_SUCCESS) goto error_return;
 275
 276     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 277         WCHAR buf[39];
 278
 279         StringFromGUID2(list->clsid, buf, 39);
 280         res = RegDeleteTreeW(coclass_key, buf);
 281         if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
 282     }
 283
 284 error_return:
 285     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 286 }
 287
 288 /***********************************************************************
 289  *              regsvr_key_guid
 290  */
 291 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid)
 292 {
 293     WCHAR buf[39];
 294
 295     StringFromGUID2(guid, buf, 39);
 296     return register_key_defvalueW(base, name, buf);
 297 }
 298
 299 /***********************************************************************
 300  *              regsvr_key_defvalueW
 301  */
 302 static LONG register_key_defvalueW(
 303     HKEY base,
 304     WCHAR const *name,
 305     WCHAR const *value)
 306 {
 307     LONG res;
 308     HKEY key;
 309
 310     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 311                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 312     if (res != ERROR_SUCCESS) return res;
 313     res = RegSetValueExW(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 314                          (lstrlenW(value) + 1) * sizeof(WCHAR));
 315     RegCloseKey(key);
 316     return res;
 317 }
 318
 319 /***********************************************************************
 320  *              regsvr_key_defvalueA
 321  */
 322 static LONG register_key_defvalueA(
 323     HKEY base,
 324     WCHAR const *name,
 325     char const *value)
 326 {
 327     LONG res;
 328     HKEY key;
 329
 330     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 331                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 332     if (res != ERROR_SUCCESS) return res;
 333     res = RegSetValueExA(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 334                          lstrlenA(value) + 1);
 335     RegCloseKey(key);
 336     return res;
 337 }
 338
 339 /***********************************************************************
 340  *              coclass list
 341  */
 342 static struct regsvr_coclass const coclass_list[] = {
 343     {   &CLSID_StdComponentCategoriesMgr,
 344         "Component Categories Manager",
 345         NULL,
 346         "comcat.dll",
 347         "Both"
 348     },
 349     { NULL }                    /* list terminator */
 350 };
 351
 352 /***********************************************************************
 353  *              interface list
 354  */
 355 static GUID const CLSID_PSFactoryBuffer_actxprxy = {
 356     0xB8DA6310, 0xE19B, 0x11D0, {0x93,0x3C,0x00,0xA0,0xC9,0x0D,0xCA,0xA9} };
 357
 358 static struct regsvr_interface const interface_list[] = {
 359     {   &IID_IEnumGUID,
 360         "IEnumGUID",
 361         NULL,
 362         7,
 363         NULL,
 364         &CLSID_PSFactoryBuffer_actxprxy
 365     },
 366     {   &IID_IEnumCATEGORYINFO,
 367         "IEnumCATEGORYINFO",
 368         NULL,
 369         7,
 370         NULL,
 371         &CLSID_PSFactoryBuffer_actxprxy
 372     },
 373     {   &IID_ICatRegister,
 374         "ICatRegister",
 375         NULL,
 376         9,
 377         NULL,
 378         &CLSID_PSFactoryBuffer_actxprxy
 379     },
 380     {   &IID_ICatInformation,
 381         "ICatInformation",
 382         NULL,
 383         9,
 384         NULL,
 385         &CLSID_PSFactoryBuffer_actxprxy
 386     },
 387     { NULL }                    /* list terminator */
 388 };
 389
 390 /***********************************************************************
 391  *              DllRegisterServer (COMCAT.@)
 392  */
 393 HRESULT WINAPI DllRegisterServer(void)
 394 {
 395     HRESULT hr;
 396
 397     TRACE("\n");
 398
 399     hr = register_coclasses(coclass_list);
 400     if (SUCCEEDED(hr))
 401         hr = register_interfaces(interface_list);
 402     return hr;
 403 }
 404
 405 /***********************************************************************
 406  *              DllUnregisterServer (COMCAT.@)
 407  */
 408 HRESULT WINAPI DllUnregisterServer(void)
 409 {
 410     HRESULT hr;
 411
 412     TRACE("\n");
 413
 414     hr = unregister_coclasses(coclass_list);
 415     if (SUCCEEDED(hr))
 416         hr = unregister_interfaces(interface_list);
 417     return hr;
 418 }