dlls/urlmon/session.c

   1 /*
   2  * Copyright 2005-2006 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "urlmon_main.h"
  20 #include "winreg.h"
  21
  22 #include "wine/debug.h"
  23
  24 WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
  25
  26 typedef struct name_space {
  27     LPWSTR protocol;
  28     IClassFactory *cf;
  29     CLSID clsid;
  30     BOOL urlmon;
  31
  32     struct name_space *next;
  33 } name_space;
  34
  35 typedef struct mime_filter {
  36     IClassFactory *cf;
  37     CLSID clsid;
  38     LPWSTR mime;
  39
  40     struct mime_filter *next;
  41 } mime_filter;
  42
  43 static name_space *name_space_list = NULL;
  44 static mime_filter *mime_filter_list = NULL;
  45
  46 static CRITICAL_SECTION session_cs;
  47 static CRITICAL_SECTION_DEBUG session_cs_dbg =
  48 {
  49     0, 0, &session_cs,
  50     { &session_cs_dbg.ProcessLocksList, &session_cs_dbg.ProcessLocksList },
  51       0, 0, { (DWORD_PTR)(__FILE__ ": session") }
  52 };
  53 static CRITICAL_SECTION session_cs = { &session_cs_dbg, -1, 0, 0, 0, 0 };
  54
  55 static name_space *find_name_space(LPCWSTR protocol)
  56 {
  57     name_space *iter;
  58
  59     for(iter = name_space_list; iter; iter = iter->next) {
  60         if(!strcmpW(iter->protocol, protocol))
  61             return iter;
  62     }
  63
  64     return NULL;
  65 }
  66
  67 static HRESULT get_protocol_cf(LPCWSTR schema, DWORD schema_len, CLSID *pclsid, IClassFactory **ret)
  68 {
  69     WCHAR str_clsid[64];
  70     HKEY hkey = NULL;
  71     DWORD res, type, size;
  72     CLSID clsid;
  73     LPWSTR wszKey;
  74     HRESULT hres;
  75
  76     static const WCHAR wszProtocolsKey[] =
  77         {'P','R','O','T','O','C','O','L','S','\\','H','a','n','d','l','e','r','\\'};
  78     static const WCHAR wszCLSID[] = {'C','L','S','I','D',0};
  79
  80     wszKey = heap_alloc(sizeof(wszProtocolsKey)+(schema_len+1)*sizeof(WCHAR));
  81     memcpy(wszKey, wszProtocolsKey, sizeof(wszProtocolsKey));
  82     memcpy(wszKey + sizeof(wszProtocolsKey)/sizeof(WCHAR), schema, (schema_len+1)*sizeof(WCHAR));
  83
  84     res = RegOpenKeyW(HKEY_CLASSES_ROOT, wszKey, &hkey);
  85     heap_free(wszKey);
  86     if(res != ERROR_SUCCESS) {
  87         TRACE("Could not open protocol handler key\n");
  88         return E_FAIL;
  89     }
  90
  91     size = sizeof(str_clsid);
  92     res = RegQueryValueExW(hkey, wszCLSID, NULL, &type, (LPBYTE)str_clsid, &size);
  93     RegCloseKey(hkey);
  94     if(res != ERROR_SUCCESS || type != REG_SZ) {
  95         WARN("Could not get protocol CLSID res=%d\n", res);
  96         return E_FAIL;
  97     }
  98
  99     hres = CLSIDFromString(str_clsid, &clsid);
 100     if(FAILED(hres)) {
 101         WARN("CLSIDFromString failed: %08x\n", hres);
 102         return hres;
 103     }
 104
 105     if(pclsid)
 106         *pclsid = clsid;
 107
 108     if(!ret)
 109         return S_OK;
 110
 111     return CoGetClassObject(&clsid, CLSCTX_INPROC_SERVER, NULL, &IID_IClassFactory, (void**)ret);
 112 }
 113
 114 static HRESULT register_namespace(IClassFactory *cf, REFIID clsid, LPCWSTR protocol, BOOL urlmon_protocol)
 115 {
 116     name_space *new_name_space;
 117
 118     new_name_space = heap_alloc(sizeof(name_space));
 119
 120     if(!urlmon_protocol)
 121         IClassFactory_AddRef(cf);
 122     new_name_space->cf = cf;
 123     new_name_space->clsid = *clsid;
 124     new_name_space->urlmon = urlmon_protocol;
 125     new_name_space->protocol = heap_strdupW(protocol);
 126
 127     EnterCriticalSection(&session_cs);
 128
 129     new_name_space->next = name_space_list;
 130     name_space_list = new_name_space;
 131
 132     LeaveCriticalSection(&session_cs);
 133
 134     return S_OK;
 135 }
 136
 137 static HRESULT unregister_namespace(IClassFactory *cf, LPCWSTR protocol)
 138 {
 139     name_space *iter, *last = NULL;
 140
 141     EnterCriticalSection(&session_cs);
 142
 143     for(iter = name_space_list; iter; iter = iter->next) {
 144         if(iter->cf == cf && !strcmpW(iter->protocol, protocol))
 145             break;
 146         last = iter;
 147     }
 148
 149     if(iter) {
 150         if(last)
 151             last->next = iter->next;
 152         else
 153             name_space_list = iter->next;
 154     }
 155
 156     LeaveCriticalSection(&session_cs);
 157
 158     if(iter) {
 159         if(!iter->urlmon)
 160             IClassFactory_Release(iter->cf);
 161         heap_free(iter->protocol);
 162         heap_free(iter);
 163     }
 164
 165     return S_OK;
 166 }
 167
 168
 169 void register_urlmon_namespace(IClassFactory *cf, REFIID clsid, LPCWSTR protocol, BOOL do_register)
 170 {
 171     if(do_register)
 172         register_namespace(cf, clsid, protocol, TRUE);
 173     else
 174         unregister_namespace(cf, protocol);
 175 }
 176
 177 BOOL is_registered_protocol(LPCWSTR url)
 178 {
 179     DWORD schema_len;
 180     WCHAR schema[64];
 181     HRESULT hres;
 182
 183     hres = CoInternetParseUrl(url, PARSE_SCHEMA, 0, schema, sizeof(schema)/sizeof(schema[0]),
 184             &schema_len, 0);
 185     if(FAILED(hres))
 186         return FALSE;
 187
 188     return get_protocol_cf(schema, schema_len, NULL, NULL) == S_OK;
 189 }
 190
 191 IInternetProtocolInfo *get_protocol_info(LPCWSTR url)
 192 {
 193     IInternetProtocolInfo *ret = NULL;
 194     IClassFactory *cf;
 195     name_space *ns;
 196     WCHAR schema[64];
 197     DWORD schema_len;
 198     HRESULT hres;
 199
 200     hres = CoInternetParseUrl(url, PARSE_SCHEMA, 0, schema, sizeof(schema)/sizeof(schema[0]),
 201             &schema_len, 0);
 202     if(FAILED(hres) || !schema_len)
 203         return NULL;
 204
 205     EnterCriticalSection(&session_cs);
 206
 207     ns = find_name_space(schema);
 208     if(ns && !ns->urlmon) {
 209         hres = IClassFactory_QueryInterface(ns->cf, &IID_IInternetProtocolInfo, (void**)&ret);
 210         if(FAILED(hres))
 211             hres = IClassFactory_CreateInstance(ns->cf, NULL, &IID_IInternetProtocolInfo, (void**)&ret);
 212     }
 213
 214     LeaveCriticalSection(&session_cs);
 215
 216     if(ns && SUCCEEDED(hres))
 217         return ret;
 218
 219     hres = get_protocol_cf(schema, schema_len, NULL, &cf);
 220     if(FAILED(hres))
 221         return NULL;
 222
 223     hres = IClassFactory_QueryInterface(cf, &IID_IInternetProtocolInfo, (void**)&ret);
 224     if(FAILED(hres))
 225         IClassFactory_CreateInstance(cf, NULL, &IID_IInternetProtocolInfo, (void**)&ret);
 226     IClassFactory_Release(cf);
 227
 228     return ret;
 229 }
 230
 231 HRESULT get_protocol_handler(LPCWSTR url, CLSID *clsid, IClassFactory **ret)
 232 {
 233     name_space *ns;
 234     WCHAR schema[64];
 235     DWORD schema_len;
 236     HRESULT hres;
 237
 238     *ret = NULL;
 239
 240     hres = CoInternetParseUrl(url, PARSE_SCHEMA, 0, schema, sizeof(schema)/sizeof(schema[0]),
 241             &schema_len, 0);
 242     if(FAILED(hres) || !schema_len)
 243         return schema_len ? hres : E_FAIL;
 244
 245     EnterCriticalSection(&session_cs);
 246
 247     ns = find_name_space(schema);
 248     if(ns) {
 249         *ret = ns->cf;
 250         IClassFactory_AddRef(*ret);
 251         if(clsid)
 252             *clsid = ns->clsid;
 253     }
 254
 255     LeaveCriticalSection(&session_cs);
 256
 257     if(*ret)
 258         return S_OK;
 259
 260     return get_protocol_cf(schema, schema_len, clsid, ret);
 261 }
 262
 263 static HRESULT WINAPI InternetSession_QueryInterface(IInternetSession *iface,
 264         REFIID riid, void **ppv)
 265 {
 266     TRACE("(%s %p)\n", debugstr_guid(riid), ppv);
 267
 268     if(IsEqualGUID(&IID_IUnknown, riid) || IsEqualGUID(&IID_IInternetSession, riid)) {
 269         *ppv = iface;
 270         IInternetSession_AddRef(iface);
 271         return S_OK;
 272     }
 273
 274     *ppv = NULL;
 275     return E_NOINTERFACE;
 276 }
 277
 278 static ULONG WINAPI InternetSession_AddRef(IInternetSession *iface)
 279 {
 280     TRACE("()\n");
 281     URLMON_LockModule();
 282     return 2;
 283 }
 284
 285 static ULONG WINAPI InternetSession_Release(IInternetSession *iface)
 286 {
 287     TRACE("()\n");
 288     URLMON_UnlockModule();
 289     return 1;
 290 }
 291
 292 static HRESULT WINAPI InternetSession_RegisterNameSpace(IInternetSession *iface,
 293         IClassFactory *pCF, REFCLSID rclsid, LPCWSTR pwzProtocol, ULONG cPatterns,
 294         const LPCWSTR *ppwzPatterns, DWORD dwReserved)
 295 {
 296     TRACE("(%p %s %s %d %p %d)\n", pCF, debugstr_guid(rclsid), debugstr_w(pwzProtocol),
 297           cPatterns, ppwzPatterns, dwReserved);
 298
 299     if(cPatterns || ppwzPatterns)
 300         FIXME("patterns not supported\n");
 301     if(dwReserved)
 302         WARN("dwReserved = %d\n", dwReserved);
 303
 304     if(!pCF || !pwzProtocol)
 305         return E_INVALIDARG;
 306
 307     return register_namespace(pCF, rclsid, pwzProtocol, FALSE);
 308 }
 309
 310 static HRESULT WINAPI InternetSession_UnregisterNameSpace(IInternetSession *iface,
 311         IClassFactory *pCF, LPCWSTR pszProtocol)
 312 {
 313     TRACE("(%p %s)\n", pCF, debugstr_w(pszProtocol));
 314
 315     if(!pCF || !pszProtocol)
 316         return E_INVALIDARG;
 317
 318     return unregister_namespace(pCF, pszProtocol);
 319 }
 320
 321 static HRESULT WINAPI InternetSession_RegisterMimeFilter(IInternetSession *iface,
 322         IClassFactory *pCF, REFCLSID rclsid, LPCWSTR pwzType)
 323 {
 324     mime_filter *filter;
 325
 326     TRACE("(%p %s %s)\n", pCF, debugstr_guid(rclsid), debugstr_w(pwzType));
 327
 328     filter = heap_alloc(sizeof(mime_filter));
 329
 330     IClassFactory_AddRef(pCF);
 331     filter->cf = pCF;
 332     filter->clsid = *rclsid;
 333     filter->mime = heap_strdupW(pwzType);
 334
 335     EnterCriticalSection(&session_cs);
 336
 337     filter->next = mime_filter_list;
 338     mime_filter_list = filter;
 339
 340     LeaveCriticalSection(&session_cs);
 341
 342     return S_OK;
 343 }
 344
 345 static HRESULT WINAPI InternetSession_UnregisterMimeFilter(IInternetSession *iface,
 346         IClassFactory *pCF, LPCWSTR pwzType)
 347 {
 348     mime_filter *iter, *prev = NULL;
 349
 350     TRACE("(%p %s)\n", pCF, debugstr_w(pwzType));
 351
 352     EnterCriticalSection(&session_cs);
 353
 354     for(iter = mime_filter_list; iter; iter = iter->next) {
 355         if(iter->cf == pCF && !strcmpW(iter->mime, pwzType))
 356             break;
 357         prev = iter;
 358     }
 359
 360     if(iter) {
 361         if(prev)
 362             prev->next = iter->next;
 363         else
 364             mime_filter_list = iter->next;
 365     }
 366
 367     LeaveCriticalSection(&session_cs);
 368
 369     if(iter) {
 370         IClassFactory_Release(iter->cf);
 371         heap_free(iter->mime);
 372         heap_free(iter);
 373     }
 374
 375     return S_OK;
 376 }
 377
 378 static HRESULT WINAPI InternetSession_CreateBinding(IInternetSession *iface,
 379         LPBC pBC, LPCWSTR szUrl, IUnknown *pUnkOuter, IUnknown **ppUnk,
 380         IInternetProtocol **ppOInetProt, DWORD dwOption)
 381 {
 382     TRACE("(%p %s %p %p %p %08x)\n", pBC, debugstr_w(szUrl), pUnkOuter, ppUnk,
 383             ppOInetProt, dwOption);
 384
 385     if(pBC || pUnkOuter || ppUnk || dwOption)
 386         FIXME("Unsupported arguments\n");
 387
 388     return create_binding_protocol(szUrl, FALSE, ppOInetProt);
 389 }
 390
 391 static HRESULT WINAPI InternetSession_SetSessionOption(IInternetSession *iface,
 392         DWORD dwOption, LPVOID pBuffer, DWORD dwBufferLength, DWORD dwReserved)
 393 {
 394     FIXME("(%08x %p %d %d)\n", dwOption, pBuffer, dwBufferLength, dwReserved);
 395     return E_NOTIMPL;
 396 }
 397
 398 static const IInternetSessionVtbl InternetSessionVtbl = {
 399     InternetSession_QueryInterface,
 400     InternetSession_AddRef,
 401     InternetSession_Release,
 402     InternetSession_RegisterNameSpace,
 403     InternetSession_UnregisterNameSpace,
 404     InternetSession_RegisterMimeFilter,
 405     InternetSession_UnregisterMimeFilter,
 406     InternetSession_CreateBinding,
 407     InternetSession_SetSessionOption
 408 };
 409
 410 static IInternetSession InternetSession = { &InternetSessionVtbl };
 411
 412 /***********************************************************************
 413  *           CoInternetGetSession (URLMON.@)
 414  *
 415  * Create a new internet session and return an IInternetSession interface
 416  * representing it.
 417  *
 418  * PARAMS
 419  *    dwSessionMode      [I] Mode for the internet session
 420  *    ppIInternetSession [O] Destination for creates IInternetSession object
 421  *    dwReserved         [I] Reserved, must be 0.
 422  *
 423  * RETURNS
 424  *    Success: S_OK. ppIInternetSession contains the IInternetSession interface.
 425  *    Failure: E_INVALIDARG, if any argument is invalid, or
 426  *             E_OUTOFMEMORY if memory allocation fails.
 427  */
 428 HRESULT WINAPI CoInternetGetSession(DWORD dwSessionMode, IInternetSession **ppIInternetSession,
 429         DWORD dwReserved)
 430 {
 431     TRACE("(%d %p %d)\n", dwSessionMode, ppIInternetSession, dwReserved);
 432
 433     if(dwSessionMode)
 434         ERR("dwSessionMode=%d\n", dwSessionMode);
 435     if(dwReserved)
 436         ERR("dwReserved=%d\n", dwReserved);
 437
 438     IInternetSession_AddRef(&InternetSession);
 439     *ppIInternetSession = &InternetSession;
 440     return S_OK;
 441 }
 442
 443 /**************************************************************************
 444  *                 UrlMkGetSessionOption (URLMON.@)
 445  */
 446 static BOOL get_url_encoding(HKEY root, DWORD *encoding)
 447 {
 448     DWORD size = sizeof(DWORD), res, type;
 449     HKEY hkey;
 450
 451     static const WCHAR wszKeyName[] =
 452         {'S','O','F','T','W','A','R','E',
 453          '\\','M','i','c','r','o','s','o','f','t',
 454          '\\','W','i','n','d','o','w','s',
 455          '\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n',
 456          '\\','I','n','t','e','r','n','e','t',' ','S','e','t','t','i','n','g','s',0};
 457     static const WCHAR wszUrlEncoding[] = {'U','r','l','E','n','c','o','d','i','n','g',0};
 458
 459     res = RegOpenKeyW(root, wszKeyName, &hkey);
 460     if(res != ERROR_SUCCESS)
 461         return FALSE;
 462
 463     res = RegQueryValueExW(hkey, wszUrlEncoding, NULL, &type, (LPBYTE)encoding, &size);
 464     RegCloseKey(hkey);
 465
 466     return res == ERROR_SUCCESS;
 467 }
 468
 469 HRESULT WINAPI UrlMkGetSessionOption(DWORD dwOption, LPVOID pBuffer, DWORD dwBufferLength,
 470                                      DWORD* pdwBufferLength, DWORD dwReserved)
 471 {
 472     TRACE("(%x, %p, %d, %p)\n", dwOption, pBuffer, dwBufferLength, pdwBufferLength);
 473
 474     if(dwReserved)
 475         WARN("dwReserved = %d\n", dwReserved);
 476
 477     switch(dwOption) {
 478     case URLMON_OPTION_URL_ENCODING: {
 479         DWORD encoding = 0;
 480
 481         if(!pBuffer || dwBufferLength < sizeof(DWORD) || !pdwBufferLength)
 482             return E_INVALIDARG;
 483
 484         if(!get_url_encoding(HKEY_CURRENT_USER, &encoding))
 485             get_url_encoding(HKEY_LOCAL_MACHINE, &encoding);
 486
 487         *pdwBufferLength = sizeof(DWORD);
 488         *(DWORD*)pBuffer = encoding ? URL_ENCODING_DISABLE_UTF8 : URL_ENCODING_ENABLE_UTF8;
 489         return S_OK;
 490     }
 491     default:
 492         FIXME("unsupported option %x\n", dwOption);
 493     }
 494
 495     return E_INVALIDARG;
 496 }