reactos/lib/dplayx/regsvr.c

   1 /*
   2  *      self-registerable dll functions for dplayx.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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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 "dplay.h"
  31 #include "dplobby.h"
  32
  33 #include "wine/debug.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(dplayx);
  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     LPCSTR progid;              /* can be NULL to omit */
  66     LPCSTR viprogid;            /* can be NULL to omit */
  67     LPCSTR progid_extra;        /* can be NULL to omit */
  68 };
  69
  70 static HRESULT register_coclasses(struct regsvr_coclass const *list);
  71 static HRESULT unregister_coclasses(struct regsvr_coclass const *list);
  72
  73 /***********************************************************************
  74  *              static string constants
  75  */
  76 static WCHAR const interface_keyname[10] = {
  77     'I', 'n', 't', 'e', 'r', 'f', 'a', 'c', 'e', 0 };
  78 static WCHAR const base_ifa_keyname[14] = {
  79     'B', 'a', 's', 'e', 'I', 'n', 't', 'e', 'r', 'f', 'a', 'c',
  80     'e', 0 };
  81 static WCHAR const num_methods_keyname[11] = {
  82     'N', 'u', 'm', 'M', 'e', 't', 'h', 'o', 'd', 's', 0 };
  83 static WCHAR const ps_clsid_keyname[15] = {
  84     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  85     'i', 'd', 0 };
  86 static WCHAR const ps_clsid32_keyname[17] = {
  87     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  88     'i', 'd', '3', '2', 0 };
  89 static WCHAR const clsid_keyname[6] = {
  90     'C', 'L', 'S', 'I', 'D', 0 };
  91 static WCHAR const curver_keyname[7] = {
  92     'C', 'u', 'r', 'V', 'e', 'r', 0 };
  93 static WCHAR const ips_keyname[13] = {
  94     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  95     0 };
  96 static WCHAR const ips32_keyname[15] = {
  97     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  98     '3', '2', 0 };
  99 static WCHAR const progid_keyname[7] = {
 100     'P', 'r', 'o', 'g', 'I', 'D', 0 };
 101 static WCHAR const viprogid_keyname[25] = {
 102     'V', 'e', 'r', 's', 'i', 'o', 'n', 'I', 'n', 'd', 'e', 'p',
 103     'e', 'n', 'd', 'e', 'n', 't', 'P', 'r', 'o', 'g', 'I', 'D',
 104     0 };
 105 static char const tmodel_valuename[] = "ThreadingModel";
 106
 107 /***********************************************************************
 108  *              static helper functions
 109  */
 110 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid);
 111 static LONG register_key_defvalueW(HKEY base, WCHAR const *name,
 112                                    WCHAR const *value);
 113 static LONG register_key_defvalueA(HKEY base, WCHAR const *name,
 114                                    char const *value);
 115 static LONG register_progid(WCHAR const *clsid,
 116                             char const *progid, char const *curver_progid,
 117                             char const *name, char const *extra);
 118 static LONG recursive_delete_key(HKEY key);
 119 static LONG recursive_delete_keyA(HKEY base, char const *name);
 120 static LONG recursive_delete_keyW(HKEY base, WCHAR const *name);
 121
 122 /***********************************************************************
 123  *              register_interfaces
 124  */
 125 static HRESULT register_interfaces(struct regsvr_interface const *list)
 126 {
 127     LONG res = ERROR_SUCCESS;
 128     HKEY interface_key;
 129
 130     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0, NULL, 0,
 131                           KEY_READ | KEY_WRITE, NULL, &interface_key, NULL);
 132     if (res != ERROR_SUCCESS) goto error_return;
 133
 134     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 135         WCHAR buf[39];
 136         HKEY iid_key;
 137
 138         StringFromGUID2(list->iid, buf, 39);
 139         res = RegCreateKeyExW(interface_key, buf, 0, NULL, 0,
 140                               KEY_READ | KEY_WRITE, NULL, &iid_key, NULL);
 141         if (res != ERROR_SUCCESS) goto error_close_interface_key;
 142
 143         if (list->name) {
 144             res = RegSetValueExA(iid_key, NULL, 0, REG_SZ,
 145                                  (CONST BYTE*)(list->name),
 146                                  strlen(list->name) + 1);
 147             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 148         }
 149
 150         if (list->base_iid) {
 151             register_key_guid(iid_key, base_ifa_keyname, list->base_iid);
 152             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 153         }
 154
 155         if (0 <= list->num_methods) {
 156             static WCHAR const fmt[3] = { '%', 'd', 0 };
 157             HKEY key;
 158
 159             res = RegCreateKeyExW(iid_key, num_methods_keyname, 0, NULL, 0,
 160                                   KEY_READ | KEY_WRITE, NULL, &key, NULL);
 161             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 162
 163             wsprintfW(buf, fmt, list->num_methods);
 164             res = RegSetValueExW(key, NULL, 0, REG_SZ,
 165                                  (CONST BYTE*)buf,
 166                                  (lstrlenW(buf) + 1) * sizeof(WCHAR));
 167             RegCloseKey(key);
 168
 169             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 170         }
 171
 172         if (list->ps_clsid) {
 173             register_key_guid(iid_key, ps_clsid_keyname, list->ps_clsid);
 174             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 175         }
 176
 177         if (list->ps_clsid32) {
 178             register_key_guid(iid_key, ps_clsid32_keyname, list->ps_clsid32);
 179             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 180         }
 181
 182     error_close_iid_key:
 183         RegCloseKey(iid_key);
 184     }
 185
 186 error_close_interface_key:
 187     RegCloseKey(interface_key);
 188 error_return:
 189     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 190 }
 191
 192 /***********************************************************************
 193  *              unregister_interfaces
 194  */
 195 static HRESULT unregister_interfaces(struct regsvr_interface const *list)
 196 {
 197     LONG res = ERROR_SUCCESS;
 198     HKEY interface_key;
 199
 200     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0,
 201                         KEY_READ | KEY_WRITE, &interface_key);
 202     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 203     if (res != ERROR_SUCCESS) goto error_return;
 204
 205     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 206         WCHAR buf[39];
 207
 208         StringFromGUID2(list->iid, buf, 39);
 209         res = recursive_delete_keyW(interface_key, buf);
 210     }
 211
 212     RegCloseKey(interface_key);
 213 error_return:
 214     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 215 }
 216
 217 /***********************************************************************
 218  *              register_coclasses
 219  */
 220 static HRESULT register_coclasses(struct regsvr_coclass const *list)
 221 {
 222     LONG res = ERROR_SUCCESS;
 223     HKEY coclass_key;
 224
 225     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, NULL, 0,
 226                           KEY_READ | KEY_WRITE, NULL, &coclass_key, NULL);
 227     if (res != ERROR_SUCCESS) goto error_return;
 228
 229     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 230         WCHAR buf[39];
 231         HKEY clsid_key;
 232
 233         StringFromGUID2(list->clsid, buf, 39);
 234         res = RegCreateKeyExW(coclass_key, buf, 0, NULL, 0,
 235                               KEY_READ | KEY_WRITE, NULL, &clsid_key, NULL);
 236         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 237
 238         if (list->name) {
 239             res = RegSetValueExA(clsid_key, NULL, 0, REG_SZ,
 240                                  (CONST BYTE*)(list->name),
 241                                  strlen(list->name) + 1);
 242             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 243         }
 244
 245         if (list->ips) {
 246             res = register_key_defvalueA(clsid_key, ips_keyname, list->ips);
 247             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 248         }
 249
 250         if (list->ips32) {
 251             HKEY ips32_key;
 252
 253             res = RegCreateKeyExW(clsid_key, ips32_keyname, 0, NULL, 0,
 254                                   KEY_READ | KEY_WRITE, NULL,
 255                                   &ips32_key, NULL);
 256             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 257
 258             res = RegSetValueExA(ips32_key, NULL, 0, REG_SZ,
 259                                  (CONST BYTE*)list->ips32,
 260                                  lstrlenA(list->ips32) + 1);
 261             if (res == ERROR_SUCCESS && list->ips32_tmodel)
 262                 res = RegSetValueExA(ips32_key, tmodel_valuename, 0, REG_SZ,
 263                                      (CONST BYTE*)list->ips32_tmodel,
 264                                      strlen(list->ips32_tmodel) + 1);
 265             RegCloseKey(ips32_key);
 266             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 267         }
 268
 269         if (list->progid) {
 270             res = register_key_defvalueA(clsid_key, progid_keyname,
 271                                          list->progid);
 272             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 273
 274             res = register_progid(buf, list->progid, NULL,
 275                                   list->name, list->progid_extra);
 276             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 277         }
 278
 279         if (list->viprogid) {
 280             res = register_key_defvalueA(clsid_key, viprogid_keyname,
 281                                          list->viprogid);
 282             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 283
 284             res = register_progid(buf, list->viprogid, list->progid,
 285                                   list->name, list->progid_extra);
 286             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 287         }
 288
 289     error_close_clsid_key:
 290         RegCloseKey(clsid_key);
 291     }
 292
 293 error_close_coclass_key:
 294     RegCloseKey(coclass_key);
 295 error_return:
 296     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 297 }
 298
 299 /***********************************************************************
 300  *              unregister_coclasses
 301  */
 302 static HRESULT unregister_coclasses(struct regsvr_coclass const *list)
 303 {
 304     LONG res = ERROR_SUCCESS;
 305     HKEY coclass_key;
 306
 307     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0,
 308                         KEY_READ | KEY_WRITE, &coclass_key);
 309     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 310     if (res != ERROR_SUCCESS) goto error_return;
 311
 312     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 313         WCHAR buf[39];
 314
 315         StringFromGUID2(list->clsid, buf, 39);
 316         res = recursive_delete_keyW(coclass_key, buf);
 317         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 318
 319         if (list->progid) {
 320             res = recursive_delete_keyA(HKEY_CLASSES_ROOT, list->progid);
 321             if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 322         }
 323
 324         if (list->viprogid) {
 325             res = recursive_delete_keyA(HKEY_CLASSES_ROOT, list->viprogid);
 326             if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 327         }
 328     }
 329
 330 error_close_coclass_key:
 331     RegCloseKey(coclass_key);
 332 error_return:
 333     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 334 }
 335
 336 /***********************************************************************
 337  *              regsvr_key_guid
 338  */
 339 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid)
 340 {
 341     WCHAR buf[39];
 342
 343     StringFromGUID2(guid, buf, 39);
 344     return register_key_defvalueW(base, name, buf);
 345 }
 346
 347 /***********************************************************************
 348  *              regsvr_key_defvalueW
 349  */
 350 static LONG register_key_defvalueW(
 351     HKEY base,
 352     WCHAR const *name,
 353     WCHAR const *value)
 354 {
 355     LONG res;
 356     HKEY key;
 357
 358     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 359                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 360     if (res != ERROR_SUCCESS) return res;
 361     res = RegSetValueExW(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 362                          (lstrlenW(value) + 1) * sizeof(WCHAR));
 363     RegCloseKey(key);
 364     return res;
 365 }
 366
 367 /***********************************************************************
 368  *              regsvr_key_defvalueA
 369  */
 370 static LONG register_key_defvalueA(
 371     HKEY base,
 372     WCHAR const *name,
 373     char const *value)
 374 {
 375     LONG res;
 376     HKEY key;
 377
 378     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 379                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 380     if (res != ERROR_SUCCESS) return res;
 381     res = RegSetValueExA(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 382                          lstrlenA(value) + 1);
 383     RegCloseKey(key);
 384     return res;
 385 }
 386
 387 /***********************************************************************
 388  *              regsvr_progid
 389  */
 390 static LONG register_progid(
 391     WCHAR const *clsid,
 392     char const *progid,
 393     char const *curver_progid,
 394     char const *name,
 395     char const *extra)
 396 {
 397     LONG res;
 398     HKEY progid_key;
 399
 400     res = RegCreateKeyExA(HKEY_CLASSES_ROOT, progid, 0,
 401                           NULL, 0, KEY_READ | KEY_WRITE, NULL,
 402                           &progid_key, NULL);
 403     if (res != ERROR_SUCCESS) return res;
 404
 405     if (name) {
 406         res = RegSetValueExA(progid_key, NULL, 0, REG_SZ,
 407                              (CONST BYTE*)name, strlen(name) + 1);
 408         if (res != ERROR_SUCCESS) goto error_close_progid_key;
 409     }
 410
 411     if (clsid) {
 412         res = register_key_defvalueW(progid_key, clsid_keyname, clsid);
 413         if (res != ERROR_SUCCESS) goto error_close_progid_key;
 414     }
 415
 416     if (curver_progid) {
 417         res = register_key_defvalueA(progid_key, curver_keyname,
 418                                      curver_progid);
 419         if (res != ERROR_SUCCESS) goto error_close_progid_key;
 420     }
 421
 422     if (extra) {
 423         HKEY extra_key;
 424
 425         res = RegCreateKeyExA(progid_key, extra, 0,
 426                               NULL, 0, KEY_READ | KEY_WRITE, NULL,
 427                               &extra_key, NULL);
 428         if (res == ERROR_SUCCESS)
 429             RegCloseKey(extra_key);
 430     }
 431
 432 error_close_progid_key:
 433     RegCloseKey(progid_key);
 434     return res;
 435 }
 436
 437 /***********************************************************************
 438  *              recursive_delete_key
 439  */
 440 static LONG recursive_delete_key(HKEY key)
 441 {
 442     LONG res;
 443     WCHAR subkey_name[MAX_PATH];
 444     DWORD cName;
 445     HKEY subkey;
 446
 447     for (;;) {
 448         cName = sizeof(subkey_name) / sizeof(WCHAR);
 449         res = RegEnumKeyExW(key, 0, subkey_name, &cName,
 450                             NULL, NULL, NULL, NULL);
 451         if (res != ERROR_SUCCESS && res != ERROR_MORE_DATA) {
 452             res = ERROR_SUCCESS; /* presumably we're done enumerating */
 453             break;
 454         }
 455         res = RegOpenKeyExW(key, subkey_name, 0,
 456                             KEY_READ | KEY_WRITE, &subkey);
 457         if (res == ERROR_FILE_NOT_FOUND) continue;
 458         if (res != ERROR_SUCCESS) break;
 459
 460         res = recursive_delete_key(subkey);
 461         RegCloseKey(subkey);
 462         if (res != ERROR_SUCCESS) break;
 463     }
 464
 465     if (res == ERROR_SUCCESS) res = RegDeleteKeyW(key, 0);
 466     return res;
 467 }
 468
 469 /***********************************************************************
 470  *              recursive_delete_keyA
 471  */
 472 static LONG recursive_delete_keyA(HKEY base, char const *name)
 473 {
 474     LONG res;
 475     HKEY key;
 476
 477     res = RegOpenKeyExA(base, name, 0, KEY_READ | KEY_WRITE, &key);
 478     if (res == ERROR_FILE_NOT_FOUND) return ERROR_SUCCESS;
 479     if (res != ERROR_SUCCESS) return res;
 480     res = recursive_delete_key(key);
 481     RegCloseKey(key);
 482     return res;
 483 }
 484
 485 /***********************************************************************
 486  *              recursive_delete_keyW
 487  */
 488 static LONG recursive_delete_keyW(HKEY base, WCHAR const *name)
 489 {
 490     LONG res;
 491     HKEY key;
 492
 493     res = RegOpenKeyExW(base, name, 0, KEY_READ | KEY_WRITE, &key);
 494     if (res == ERROR_FILE_NOT_FOUND) return ERROR_SUCCESS;
 495     if (res != ERROR_SUCCESS) return res;
 496     res = recursive_delete_key(key);
 497     RegCloseKey(key);
 498     return res;
 499 }
 500
 501 /***********************************************************************
 502  *              coclass list
 503  */
 504 static struct regsvr_coclass const coclass_list[] = {
 505     {   &CLSID_DirectPlay,
 506         "DirectPlay Object",
 507         NULL,
 508         "dplayx.dll",
 509         "Both"
 510     },
 511     {   &CLSID_DirectPlayLobby,
 512         "DirectPlayLobby Object",
 513         NULL,
 514         "dplayx.dll",
 515         "Both"
 516     },
 517     { NULL }                    /* list terminator */
 518 };
 519
 520 /***********************************************************************
 521  *              interface list
 522  */
 523
 524 static struct regsvr_interface const interface_list[] = {
 525     { NULL }                    /* list terminator */
 526 };
 527
 528 /***********************************************************************
 529  *              DllRegisterServer (DPLAYX.@)
 530  */
 531 HRESULT WINAPI DllRegisterServer(void)
 532 {
 533     HRESULT hr;
 534
 535     TRACE("\n");
 536
 537     hr = register_coclasses(coclass_list);
 538     if (SUCCEEDED(hr))
 539         hr = register_interfaces(interface_list);
 540     return hr;
 541 }
 542
 543 /***********************************************************************
 544  *              DllUnregisterServer (DPLAYX.@)
 545  */
 546 HRESULT WINAPI DllUnregisterServer(void)
 547 {
 548     HRESULT hr;
 549
 550     TRACE("\n");
 551
 552     hr = unregister_coclasses(coclass_list);
 553     if (SUCCEEDED(hr))
 554         hr = unregister_interfaces(interface_list);
 555     return hr;
 556 }