dlls/amstream/regsvr.c

   1 /*
   2  *      self-registerable dll functions for amstream.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 #define COM_NO_WINDOWS_H
  22 #include <stdarg.h>
  23 #include <string.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winuser.h"
  28 #include "wingdi.h"
  29 #include "winreg.h"
  30 #include "winerror.h"
  31
  32 #include "ole2.h"
  33 #include "uuids.h"
  34
  35 #include "amstream.h"
  36
  37 #include "wine/debug.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(amstream);
  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     LPCSTR ips;                 /* can be NULL to omit */
  67     LPCSTR ips32;               /* can be NULL to omit */
  68     LPCSTR ips32_tmodel;        /* can be NULL to omit */
  69     LPCSTR progid;              /* can be NULL to omit */
  70     LPCSTR viprogid;            /* can be NULL to omit */
  71     LPCSTR progid_extra;        /* can be NULL to omit */
  72 };
  73
  74 static HRESULT register_coclasses(struct regsvr_coclass const *list);
  75 static HRESULT unregister_coclasses(struct regsvr_coclass const *list);
  76
  77 /***********************************************************************
  78  *              static string constants
  79  */
  80 static WCHAR const interface_keyname[10] = {
  81     'I', 'n', 't', 'e', 'r', 'f', 'a', 'c', 'e', 0 };
  82 static WCHAR const base_ifa_keyname[14] = {
  83     'B', 'a', 's', 'e', 'I', 'n', 't', 'e', 'r', 'f', 'a', 'c',
  84     'e', 0 };
  85 static WCHAR const num_methods_keyname[11] = {
  86     'N', 'u', 'm', 'M', 'e', 't', 'h', 'o', 'd', 's', 0 };
  87 static WCHAR const ps_clsid_keyname[15] = {
  88     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  89     'i', 'd', 0 };
  90 static WCHAR const ps_clsid32_keyname[17] = {
  91     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  92     'i', 'd', '3', '2', 0 };
  93 static WCHAR const clsid_keyname[6] = {
  94     'C', 'L', 'S', 'I', 'D', 0 };
  95 static WCHAR const curver_keyname[7] = {
  96     'C', 'u', 'r', 'V', 'e', 'r', 0 };
  97 static WCHAR const ips_keyname[13] = {
  98     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  99     0 };
 100 static WCHAR const ips32_keyname[15] = {
 101     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
 102     '3', '2', 0 };
 103 static WCHAR const progid_keyname[7] = {
 104     'P', 'r', 'o', 'g', 'I', 'D', 0 };
 105 static WCHAR const viprogid_keyname[25] = {
 106     'V', 'e', 'r', 's', 'i', 'o', 'n', 'I', 'n', 'd', 'e', 'p',
 107     'e', 'n', 'd', 'e', 'n', 't', 'P', 'r', 'o', 'g', 'I', 'D',
 108     0 };
 109 static char const tmodel_valuename[] = "ThreadingModel";
 110
 111 /***********************************************************************
 112  *              static helper functions
 113  */
 114 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid);
 115 static LONG register_key_defvalueW(HKEY base, WCHAR const *name,
 116                                    WCHAR const *value);
 117 static LONG register_key_defvalueA(HKEY base, WCHAR const *name,
 118                                    char const *value);
 119 static LONG register_progid(WCHAR const *clsid,
 120                             char const *progid, char const *curver_progid,
 121                             char const *name, char const *extra);
 122 static LONG recursive_delete_key(HKEY key);
 123 static LONG recursive_delete_keyA(HKEY base, char const *name);
 124 static LONG recursive_delete_keyW(HKEY base, WCHAR const *name);
 125
 126 /***********************************************************************
 127  *              register_interfaces
 128  */
 129 static HRESULT register_interfaces(struct regsvr_interface const *list)
 130 {
 131     LONG res = ERROR_SUCCESS;
 132     HKEY interface_key;
 133
 134     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0, NULL, 0,
 135                           KEY_READ | KEY_WRITE, NULL, &interface_key, NULL);
 136     if (res != ERROR_SUCCESS) goto error_return;
 137
 138     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 139         WCHAR buf[39];
 140         HKEY iid_key;
 141
 142         StringFromGUID2(list->iid, buf, 39);
 143         res = RegCreateKeyExW(interface_key, buf, 0, NULL, 0,
 144                               KEY_READ | KEY_WRITE, NULL, &iid_key, NULL);
 145         if (res != ERROR_SUCCESS) goto error_close_interface_key;
 146
 147         if (list->name) {
 148             res = RegSetValueExA(iid_key, NULL, 0, REG_SZ,
 149                                  (CONST BYTE*)(list->name),
 150                                  strlen(list->name) + 1);
 151             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 152         }
 153
 154         if (list->base_iid) {
 155             res = register_key_guid(iid_key, base_ifa_keyname, list->base_iid);
 156             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 157         }
 158
 159         if (0 <= list->num_methods) {
 160             static WCHAR const fmt[3] = { '%', 'd', 0 };
 161             HKEY key;
 162
 163             res = RegCreateKeyExW(iid_key, num_methods_keyname, 0, NULL, 0,
 164                                   KEY_READ | KEY_WRITE, NULL, &key, NULL);
 165             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 166
 167             wsprintfW(buf, fmt, list->num_methods);
 168             res = RegSetValueExW(key, NULL, 0, REG_SZ,
 169                                  (CONST BYTE*)buf,
 170                                  (lstrlenW(buf) + 1) * sizeof(WCHAR));
 171             RegCloseKey(key);
 172
 173             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 174         }
 175
 176         if (list->ps_clsid) {
 177             register_key_guid(iid_key, ps_clsid_keyname, list->ps_clsid);
 178             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 179         }
 180
 181         if (list->ps_clsid32) {
 182             register_key_guid(iid_key, ps_clsid32_keyname, list->ps_clsid32);
 183             if (res != ERROR_SUCCESS) goto error_close_iid_key;
 184         }
 185
 186     error_close_iid_key:
 187         RegCloseKey(iid_key);
 188     }
 189
 190 error_close_interface_key:
 191     RegCloseKey(interface_key);
 192 error_return:
 193     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 194 }
 195
 196 /***********************************************************************
 197  *              unregister_interfaces
 198  */
 199 static HRESULT unregister_interfaces(struct regsvr_interface const *list)
 200 {
 201     LONG res = ERROR_SUCCESS;
 202     HKEY interface_key;
 203
 204     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0,
 205                         KEY_READ | KEY_WRITE, &interface_key);
 206     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 207     if (res != ERROR_SUCCESS) goto error_return;
 208
 209     for (; res == ERROR_SUCCESS && list->iid; ++list) {
 210         WCHAR buf[39];
 211
 212         StringFromGUID2(list->iid, buf, 39);
 213         res = recursive_delete_keyW(interface_key, buf);
 214     }
 215
 216     RegCloseKey(interface_key);
 217 error_return:
 218     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 219 }
 220
 221 /***********************************************************************
 222  *              register_coclasses
 223  */
 224 static HRESULT register_coclasses(struct regsvr_coclass const *list)
 225 {
 226     LONG res = ERROR_SUCCESS;
 227     HKEY coclass_key;
 228
 229     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, NULL, 0,
 230                           KEY_READ | KEY_WRITE, NULL, &coclass_key, NULL);
 231     if (res != ERROR_SUCCESS) goto error_return;
 232
 233     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 234         WCHAR buf[39];
 235         HKEY clsid_key;
 236
 237         StringFromGUID2(list->clsid, buf, 39);
 238         res = RegCreateKeyExW(coclass_key, buf, 0, NULL, 0,
 239                               KEY_READ | KEY_WRITE, NULL, &clsid_key, NULL);
 240         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 241
 242         if (list->name) {
 243             res = RegSetValueExA(clsid_key, NULL, 0, REG_SZ,
 244                                  (CONST BYTE*)(list->name),
 245                                  strlen(list->name) + 1);
 246             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 247         }
 248
 249         if (list->ips) {
 250             res = register_key_defvalueA(clsid_key, ips_keyname, list->ips);
 251             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 252         }
 253
 254         if (list->ips32) {
 255             HKEY ips32_key;
 256
 257             res = RegCreateKeyExW(clsid_key, ips32_keyname, 0, NULL, 0,
 258                                   KEY_READ | KEY_WRITE, NULL,
 259                                   &ips32_key, NULL);
 260             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 261
 262             res = RegSetValueExA(ips32_key, NULL, 0, REG_SZ,
 263                                  (CONST BYTE*)list->ips32,
 264                                  lstrlenA(list->ips32) + 1);
 265             if (res == ERROR_SUCCESS && list->ips32_tmodel)
 266                 res = RegSetValueExA(ips32_key, tmodel_valuename, 0, REG_SZ,
 267                                      (CONST BYTE*)list->ips32_tmodel,
 268                                      strlen(list->ips32_tmodel) + 1);
 269             RegCloseKey(ips32_key);
 270             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 271         }
 272
 273         if (list->progid) {
 274             res = register_key_defvalueA(clsid_key, progid_keyname,
 275                                          list->progid);
 276             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 277
 278             res = register_progid(buf, list->progid, NULL,
 279                                   list->name, list->progid_extra);
 280             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 281         }
 282
 283         if (list->viprogid) {
 284             res = register_key_defvalueA(clsid_key, viprogid_keyname,
 285                                          list->viprogid);
 286             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 287
 288             res = register_progid(buf, list->viprogid, list->progid,
 289                                   list->name, list->progid_extra);
 290             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 291         }
 292
 293     error_close_clsid_key:
 294         RegCloseKey(clsid_key);
 295     }
 296
 297 error_close_coclass_key:
 298     RegCloseKey(coclass_key);
 299 error_return:
 300     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 301 }
 302
 303 /***********************************************************************
 304  *              unregister_coclasses
 305  */
 306 static HRESULT unregister_coclasses(struct regsvr_coclass const *list)
 307 {
 308     LONG res = ERROR_SUCCESS;
 309     HKEY coclass_key;
 310
 311     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0,
 312                         KEY_READ | KEY_WRITE, &coclass_key);
 313     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 314     if (res != ERROR_SUCCESS) goto error_return;
 315
 316     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 317         WCHAR buf[39];
 318
 319         StringFromGUID2(list->clsid, buf, 39);
 320         res = recursive_delete_keyW(coclass_key, buf);
 321         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 322
 323         if (list->progid) {
 324             res = recursive_delete_keyA(HKEY_CLASSES_ROOT, list->progid);
 325             if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 326         }
 327
 328         if (list->viprogid) {
 329             res = recursive_delete_keyA(HKEY_CLASSES_ROOT, list->viprogid);
 330             if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 331         }
 332     }
 333
 334 error_close_coclass_key:
 335     RegCloseKey(coclass_key);
 336 error_return:
 337     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 338 }
 339
 340 /***********************************************************************
 341  *              regsvr_key_guid
 342  */
 343 static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid)
 344 {
 345     WCHAR buf[39];
 346
 347     StringFromGUID2(guid, buf, 39);
 348     return register_key_defvalueW(base, name, buf);
 349 }
 350
 351 /***********************************************************************
 352  *              regsvr_key_defvalueW
 353  */
 354 static LONG register_key_defvalueW(
 355     HKEY base,
 356     WCHAR const *name,
 357     WCHAR const *value)
 358 {
 359     LONG res;
 360     HKEY key;
 361
 362     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 363                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 364     if (res != ERROR_SUCCESS) return res;
 365     res = RegSetValueExW(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 366                          (lstrlenW(value) + 1) * sizeof(WCHAR));
 367     RegCloseKey(key);
 368     return res;
 369 }
 370
 371 /***********************************************************************
 372  *              regsvr_key_defvalueA
 373  */
 374 static LONG register_key_defvalueA(
 375     HKEY base,
 376     WCHAR const *name,
 377     char const *value)
 378 {
 379     LONG res;
 380     HKEY key;
 381
 382     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 383                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 384     if (res != ERROR_SUCCESS) return res;
 385     res = RegSetValueExA(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 386                          lstrlenA(value) + 1);
 387     RegCloseKey(key);
 388     return res;
 389 }
 390
 391 /***********************************************************************
 392  *              regsvr_progid
 393  */
 394 static LONG register_progid(
 395     WCHAR const *clsid,
 396     char const *progid,
 397     char const *curver_progid,
 398     char const *name,
 399     char const *extra)
 400 {
 401     LONG res;
 402     HKEY progid_key;
 403
 404     res = RegCreateKeyExA(HKEY_CLASSES_ROOT, progid, 0,
 405                           NULL, 0, KEY_READ | KEY_WRITE, NULL,
 406                           &progid_key, NULL);
 407     if (res != ERROR_SUCCESS) return res;
 408
 409     if (name) {
 410         res = RegSetValueExA(progid_key, NULL, 0, REG_SZ,
 411                              (CONST BYTE*)name, strlen(name) + 1);
 412         if (res != ERROR_SUCCESS) goto error_close_progid_key;
 413     }
 414
 415     if (clsid) {
 416         res = register_key_defvalueW(progid_key, clsid_keyname, clsid);
 417         if (res != ERROR_SUCCESS) goto error_close_progid_key;
 418     }
 419
 420     if (curver_progid) {
 421         res = register_key_defvalueA(progid_key, curver_keyname,
 422                                      curver_progid);
 423         if (res != ERROR_SUCCESS) goto error_close_progid_key;
 424     }
 425
 426     if (extra) {
 427         HKEY extra_key;
 428
 429         res = RegCreateKeyExA(progid_key, extra, 0,
 430                               NULL, 0, KEY_READ | KEY_WRITE, NULL,
 431                               &extra_key, NULL);
 432         if (res == ERROR_SUCCESS)
 433             RegCloseKey(extra_key);
 434     }
 435
 436 error_close_progid_key:
 437     RegCloseKey(progid_key);
 438     return res;
 439 }
 440
 441 /***********************************************************************
 442  *              recursive_delete_key
 443  */
 444 static LONG recursive_delete_key(HKEY key)
 445 {
 446     LONG res;
 447     WCHAR subkey_name[MAX_PATH];
 448     DWORD cName;
 449     HKEY subkey;
 450
 451     for (;;) {
 452         cName = sizeof(subkey_name) / sizeof(WCHAR);
 453         res = RegEnumKeyExW(key, 0, subkey_name, &cName,
 454                             NULL, NULL, NULL, NULL);
 455         if (res != ERROR_SUCCESS && res != ERROR_MORE_DATA) {
 456             res = ERROR_SUCCESS; /* presumably we're done enumerating */
 457             break;
 458         }
 459         res = RegOpenKeyExW(key, subkey_name, 0,
 460                             KEY_READ | KEY_WRITE, &subkey);
 461         if (res == ERROR_FILE_NOT_FOUND) continue;
 462         if (res != ERROR_SUCCESS) break;
 463
 464         res = recursive_delete_key(subkey);
 465         RegCloseKey(subkey);
 466         if (res != ERROR_SUCCESS) break;
 467     }
 468
 469     if (res == ERROR_SUCCESS) res = RegDeleteKeyW(key, 0);
 470     return res;
 471 }
 472
 473 /***********************************************************************
 474  *              recursive_delete_keyA
 475  */
 476 static LONG recursive_delete_keyA(HKEY base, char const *name)
 477 {
 478     LONG res;
 479     HKEY key;
 480
 481     res = RegOpenKeyExA(base, name, 0, KEY_READ | KEY_WRITE, &key);
 482     if (res == ERROR_FILE_NOT_FOUND) return ERROR_SUCCESS;
 483     if (res != ERROR_SUCCESS) return res;
 484     res = recursive_delete_key(key);
 485     RegCloseKey(key);
 486     return res;
 487 }
 488
 489 /***********************************************************************
 490  *              recursive_delete_keyW
 491  */
 492 static LONG recursive_delete_keyW(HKEY base, WCHAR const *name)
 493 {
 494     LONG res;
 495     HKEY key;
 496
 497     res = RegOpenKeyExW(base, name, 0, KEY_READ | KEY_WRITE, &key);
 498     if (res == ERROR_FILE_NOT_FOUND) return ERROR_SUCCESS;
 499     if (res != ERROR_SUCCESS) return res;
 500     res = recursive_delete_key(key);
 501     RegCloseKey(key);
 502     return res;
 503 }
 504
 505 /***********************************************************************
 506  *              coclass list
 507  */
 508 static struct regsvr_coclass const coclass_list[] = {
 509     {   &CLSID_AMMultiMediaStream,
 510         "ActiveMovie MultiMedia Stream",
 511         NULL,
 512         "amstream.dll",
 513         "Both"
 514     },
 515     { NULL }                    /* list terminator */
 516 };
 517
 518 /***********************************************************************
 519  *              interface list
 520  */
 521
 522 static struct regsvr_interface const interface_list[] = {
 523     { NULL }                    /* list terminator */
 524 };
 525
 526 /***********************************************************************
 527  *              DllRegisterServer (AMSTREAM.@)
 528  */
 529 HRESULT WINAPI DllRegisterServer(void)
 530 {
 531     HRESULT hr;
 532
 533     TRACE("\n");
 534
 535     hr = register_coclasses(coclass_list);
 536     if (SUCCEEDED(hr))
 537         hr = register_interfaces(interface_list);
 538     return hr;
 539 }
 540
 541 /***********************************************************************
 542  *              DllUnregisterServer (AMSTREAM.@)
 543  */
 544 HRESULT WINAPI DllUnregisterServer(void)
 545 {
 546     HRESULT hr;
 547
 548     TRACE("\n");
 549
 550     hr = unregister_coclasses(coclass_list);
 551     if (SUCCEEDED(hr))
 552         hr = unregister_interfaces(interface_list);
 553     return hr;
 554 }