dll/win32/itss/moniker.c

   1 /*
   2  *    ITSS Moniker implementation
   3  *
   4  * Copyright 2004 Mike McCormack
   5  *
   6  *  Implementation of the infamous mk:@MSITStore moniker
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24
  25 #include <stdarg.h>
  26 #include <stdio.h>
  27
  28 #define COBJMACROS
  29
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "winuser.h"
  33 #include "ole2.h"
  34
  35 #include "wine/itss.h"
  36 #include "wine/unicode.h"
  37 #include "wine/debug.h"
  38
  39 #include "itsstor.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(itss);
  42
  43 /*****************************************************************************/
  44
  45 typedef struct {
  46     IMoniker IMoniker_iface;
  47     LONG ref;
  48     LPWSTR szHtml;
  49     WCHAR szFile[1];
  50 } ITS_IMonikerImpl;
  51
  52 static inline ITS_IMonikerImpl *impl_from_IMoniker(IMoniker *iface)
  53 {
  54     return CONTAINING_RECORD(iface, ITS_IMonikerImpl, IMoniker_iface);
  55 }
  56
  57 /*** IUnknown methods ***/
  58 static HRESULT WINAPI ITS_IMonikerImpl_QueryInterface(
  59     IMoniker* iface,
  60     REFIID riid,
  61     void** ppvObject)
  62 {
  63     ITS_IMonikerImpl *This = impl_from_IMoniker(iface);
  64
  65     if (IsEqualGUID(riid, &IID_IUnknown)
  66         || IsEqualGUID(riid, &IID_IParseDisplayName))
  67     {
  68         IMoniker_AddRef(iface);
  69         *ppvObject = iface;
  70         return S_OK;
  71     }
  72
  73     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppvObject);
  74     return E_NOINTERFACE;
  75 }
  76
  77 static ULONG WINAPI ITS_IMonikerImpl_AddRef(
  78     IMoniker* iface)
  79 {
  80     ITS_IMonikerImpl *This = impl_from_IMoniker(iface);
  81     TRACE("%p\n", This);
  82     return InterlockedIncrement(&This->ref);
  83 }
  84
  85 static ULONG WINAPI ITS_IMonikerImpl_Release(
  86     IMoniker* iface)
  87 {
  88     ITS_IMonikerImpl *This = impl_from_IMoniker(iface);
  89     ULONG ref = InterlockedDecrement(&This->ref);
  90
  91     if (ref == 0) {
  92         HeapFree(GetProcessHeap(), 0, This);
  93         ITSS_UnlockModule();
  94     }
  95
  96     return ref;
  97 }
  98
  99 /*** IPersist methods ***/
 100 static HRESULT WINAPI ITS_IMonikerImpl_GetClassID(
 101     IMoniker* iface,
 102     CLSID* pClassID)
 103 {
 104     ITS_IMonikerImpl *This = impl_from_IMoniker(iface);
 105
 106     TRACE("%p %p\n", This, pClassID);
 107     *pClassID = CLSID_ITStorage;
 108     return S_OK;
 109 }
 110
 111 /*** IPersistStream methods ***/
 112 static HRESULT WINAPI ITS_IMonikerImpl_IsDirty(
 113     IMoniker* iface)
 114 {
 115     FIXME("\n");
 116     return E_NOTIMPL;
 117 }
 118
 119 static HRESULT WINAPI ITS_IMonikerImpl_Load(
 120     IMoniker* iface,
 121     IStream* pStm)
 122 {
 123     FIXME("\n");
 124     return E_NOTIMPL;
 125 }
 126
 127 static HRESULT WINAPI ITS_IMonikerImpl_Save(
 128     IMoniker* iface,
 129     IStream* pStm,
 130     BOOL fClearDirty)
 131 {
 132     FIXME("\n");
 133     return E_NOTIMPL;
 134 }
 135
 136 static HRESULT WINAPI ITS_IMonikerImpl_GetSizeMax(
 137     IMoniker* iface,
 138     ULARGE_INTEGER* pcbSize)
 139 {
 140     FIXME("\n");
 141     return E_NOTIMPL;
 142 }
 143
 144 /*** IMoniker methods ***/
 145 static HRESULT WINAPI ITS_IMonikerImpl_BindToObject(
 146     IMoniker* iface,
 147     IBindCtx* pbc,
 148     IMoniker* pmkToLeft,
 149     REFIID riidResult,
 150     void** ppvResult)
 151 {
 152     FIXME("\n");
 153     return E_NOTIMPL;
 154 }
 155
 156 static HRESULT WINAPI ITS_IMonikerImpl_BindToStorage(
 157     IMoniker* iface,
 158     IBindCtx* pbc,
 159     IMoniker* pmkToLeft,
 160     REFIID riid,
 161     void** ppvObj)
 162 {
 163     ITS_IMonikerImpl *This = impl_from_IMoniker(iface);
 164     DWORD grfMode = STGM_SIMPLE | STGM_READ | STGM_SHARE_EXCLUSIVE;
 165     HRESULT r;
 166     IStorage *stg = NULL;
 167
 168     TRACE("%p %p %p %s %p\n", This,
 169            pbc, pmkToLeft, debugstr_guid(riid), ppvObj);
 170
 171     r = ITSS_StgOpenStorage( This->szFile, NULL, grfMode, 0, 0, &stg );
 172     if( r == S_OK )
 173     {
 174         TRACE("Opened storage %s\n", debugstr_w( This->szFile ) );
 175         if (IsEqualGUID(riid, &IID_IStream))
 176             r = IStorage_OpenStream( stg, This->szHtml,
 177                        NULL, grfMode, 0, (IStream**)ppvObj );
 178         else if (IsEqualGUID(riid, &IID_IStorage))
 179             r = IStorage_OpenStorage( stg, This->szHtml,
 180                        NULL, grfMode, NULL, 0, (IStorage**)ppvObj );
 181         else
 182             r = STG_E_ACCESSDENIED;
 183         IStorage_Release( stg );
 184     }
 185
 186     return r;
 187 }
 188
 189 static HRESULT WINAPI ITS_IMonikerImpl_Reduce(
 190     IMoniker* iface,
 191     IBindCtx* pbc,
 192     DWORD dwReduceHowFar,
 193     IMoniker** ppmkToLeft,
 194     IMoniker** ppmkReduced)
 195 {
 196     FIXME("\n");
 197     return E_NOTIMPL;
 198 }
 199
 200 static HRESULT WINAPI ITS_IMonikerImpl_ComposeWith(
 201     IMoniker* iface,
 202     IMoniker* pmkRight,
 203     BOOL fOnlyIfNotGeneric,
 204     IMoniker** ppmkComposite)
 205 {
 206     FIXME("\n");
 207     return E_NOTIMPL;
 208 }
 209
 210 static HRESULT WINAPI ITS_IMonikerImpl_Enum(
 211     IMoniker* iface,
 212     BOOL fForward,
 213     IEnumMoniker** ppenumMoniker)
 214 {
 215     FIXME("\n");
 216     return E_NOTIMPL;
 217 }
 218
 219 static HRESULT WINAPI ITS_IMonikerImpl_IsEqual(
 220     IMoniker* iface,
 221     IMoniker* pmkOtherMoniker)
 222 {
 223     FIXME("\n");
 224     return E_NOTIMPL;
 225 }
 226
 227 static HRESULT WINAPI ITS_IMonikerImpl_Hash(
 228     IMoniker* iface,
 229     DWORD* pdwHash)
 230 {
 231     FIXME("\n");
 232     return E_NOTIMPL;
 233 }
 234
 235 static HRESULT WINAPI ITS_IMonikerImpl_IsRunning(
 236     IMoniker* iface,
 237     IBindCtx* pbc,
 238     IMoniker* pmkToLeft,
 239     IMoniker* pmkNewlyRunning)
 240 {
 241     FIXME("\n");
 242     return E_NOTIMPL;
 243 }
 244
 245 static HRESULT WINAPI ITS_IMonikerImpl_GetTimeOfLastChange(
 246     IMoniker* iface,
 247     IBindCtx* pbc,
 248     IMoniker* pmkToLeft,
 249     FILETIME* pFileTime)
 250 {
 251     FIXME("\n");
 252     return E_NOTIMPL;
 253 }
 254
 255 static HRESULT WINAPI ITS_IMonikerImpl_Inverse(
 256     IMoniker* iface,
 257     IMoniker** ppmk)
 258 {
 259     FIXME("\n");
 260     return E_NOTIMPL;
 261 }
 262
 263 static HRESULT WINAPI ITS_IMonikerImpl_CommonPrefixWith(
 264     IMoniker* iface,
 265     IMoniker* pmkOther,
 266     IMoniker** ppmkPrefix)
 267 {
 268     FIXME("\n");
 269     return E_NOTIMPL;
 270 }
 271
 272 static HRESULT WINAPI ITS_IMonikerImpl_RelativePathTo(
 273     IMoniker* iface,
 274     IMoniker* pmkOther,
 275     IMoniker** ppmkRelPath)
 276 {
 277     FIXME("\n");
 278     return E_NOTIMPL;
 279 }
 280
 281 static HRESULT WINAPI ITS_IMonikerImpl_GetDisplayName(
 282     IMoniker* iface,
 283     IBindCtx* pbc,
 284     IMoniker* pmkToLeft,
 285     LPOLESTR* ppszDisplayName)
 286 {
 287     ITS_IMonikerImpl *This = impl_from_IMoniker(iface);
 288     static const WCHAR szFormat[] = {
 289         'm','s','-','i','t','s',':','%','s',':',':','%','s',0 };
 290     DWORD len;
 291     LPWSTR str;
 292
 293     TRACE("%p %p %p %p\n", iface, pbc, pmkToLeft, ppszDisplayName);
 294
 295     len = strlenW( This->szFile ) + strlenW( This->szHtml );
 296     str = CoTaskMemAlloc( len*sizeof(WCHAR) );
 297     sprintfW( str, szFormat, This->szFile, This->szHtml );
 298
 299     *ppszDisplayName = str;
 300
 301     return S_OK;
 302 }
 303
 304 static HRESULT WINAPI ITS_IMonikerImpl_ParseDisplayName(
 305     IMoniker* iface,
 306     IBindCtx* pbc,
 307     IMoniker* pmkToLeft,
 308     LPOLESTR pszDisplayName,
 309     ULONG* pchEaten,
 310     IMoniker** ppmkOut)
 311 {
 312     FIXME("\n");
 313     return E_NOTIMPL;
 314 }
 315
 316 static HRESULT WINAPI ITS_IMonikerImpl_IsSystemMoniker(
 317     IMoniker* iface,
 318     DWORD* pdwMksys)
 319 {
 320     FIXME("\n");
 321     return E_NOTIMPL;
 322 }
 323
 324 static const IMonikerVtbl ITS_IMonikerImpl_Vtbl =
 325 {
 326     ITS_IMonikerImpl_QueryInterface,
 327     ITS_IMonikerImpl_AddRef,
 328     ITS_IMonikerImpl_Release,
 329     ITS_IMonikerImpl_GetClassID,
 330     ITS_IMonikerImpl_IsDirty,
 331     ITS_IMonikerImpl_Load,
 332     ITS_IMonikerImpl_Save,
 333     ITS_IMonikerImpl_GetSizeMax,
 334     ITS_IMonikerImpl_BindToObject,
 335     ITS_IMonikerImpl_BindToStorage,
 336     ITS_IMonikerImpl_Reduce,
 337     ITS_IMonikerImpl_ComposeWith,
 338     ITS_IMonikerImpl_Enum,
 339     ITS_IMonikerImpl_IsEqual,
 340     ITS_IMonikerImpl_Hash,
 341     ITS_IMonikerImpl_IsRunning,
 342     ITS_IMonikerImpl_GetTimeOfLastChange,
 343     ITS_IMonikerImpl_Inverse,
 344     ITS_IMonikerImpl_CommonPrefixWith,
 345     ITS_IMonikerImpl_RelativePathTo,
 346     ITS_IMonikerImpl_GetDisplayName,
 347     ITS_IMonikerImpl_ParseDisplayName,
 348     ITS_IMonikerImpl_IsSystemMoniker
 349 };
 350
 351 static HRESULT ITS_IMoniker_create( IMoniker **ppObj, LPCWSTR name, DWORD n )
 352 {
 353     ITS_IMonikerImpl *itsmon;
 354     DWORD sz;
 355
 356     /* szFile[1] has space for one character already */
 357     sz = FIELD_OFFSET( ITS_IMonikerImpl, szFile[strlenW( name ) + 1] );
 358
 359     itsmon = HeapAlloc( GetProcessHeap(), 0, sz );
 360     itsmon->IMoniker_iface.lpVtbl = &ITS_IMonikerImpl_Vtbl;
 361     itsmon->ref = 1;
 362     strcpyW( itsmon->szFile, name );
 363     itsmon->szHtml = &itsmon->szFile[n];
 364
 365     while( *itsmon->szHtml == ':' )
 366         *itsmon->szHtml++ = 0;
 367
 368     TRACE("-> %p %s %s\n", itsmon,
 369           debugstr_w(itsmon->szFile), debugstr_w(itsmon->szHtml) );
 370     *ppObj = &itsmon->IMoniker_iface;
 371
 372     ITSS_LockModule();
 373     return S_OK;
 374 }
 375
 376 /*****************************************************************************/
 377
 378 typedef struct {
 379     IParseDisplayName IParseDisplayName_iface;
 380     LONG ref;
 381 } ITS_IParseDisplayNameImpl;
 382
 383 static inline ITS_IParseDisplayNameImpl *impl_from_IParseDisplayName(IParseDisplayName *iface)
 384 {
 385     return CONTAINING_RECORD(iface, ITS_IParseDisplayNameImpl, IParseDisplayName_iface);
 386 }
 387
 388 static HRESULT WINAPI ITS_IParseDisplayNameImpl_QueryInterface(
 389     IParseDisplayName* iface,
 390     REFIID riid,
 391     void** ppvObject)
 392 {
 393     ITS_IParseDisplayNameImpl *This = impl_from_IParseDisplayName(iface);
 394
 395     if (IsEqualGUID(riid, &IID_IUnknown)
 396         || IsEqualGUID(riid, &IID_IParseDisplayName))
 397     {
 398         IParseDisplayName_AddRef(iface);
 399         *ppvObject = iface;
 400         return S_OK;
 401     }
 402
 403     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppvObject);
 404     return E_NOINTERFACE;
 405 }
 406
 407 static ULONG WINAPI ITS_IParseDisplayNameImpl_AddRef(
 408     IParseDisplayName* iface)
 409 {
 410     ITS_IParseDisplayNameImpl *This = impl_from_IParseDisplayName(iface);
 411     TRACE("%p\n", This);
 412     return InterlockedIncrement(&This->ref);
 413 }
 414
 415 static ULONG WINAPI ITS_IParseDisplayNameImpl_Release(
 416     IParseDisplayName* iface)
 417 {
 418     ITS_IParseDisplayNameImpl *This = impl_from_IParseDisplayName(iface);
 419     ULONG ref = InterlockedDecrement(&This->ref);
 420
 421     if (ref == 0) {
 422         HeapFree(GetProcessHeap(), 0, This);
 423         ITSS_UnlockModule();
 424     }
 425
 426     return ref;
 427 }
 428
 429 static HRESULT WINAPI ITS_IParseDisplayNameImpl_ParseDisplayName(
 430     IParseDisplayName *iface,
 431     IBindCtx * pbc,
 432     LPOLESTR pszDisplayName,
 433     ULONG * pchEaten,
 434     IMoniker ** ppmkOut)
 435 {
 436     static const WCHAR szPrefix[] = {
 437         '@','M','S','I','T','S','t','o','r','e',':',0 };
 438     const DWORD prefix_len = ARRAY_SIZE(szPrefix)-1;
 439     DWORD n;
 440
 441     ITS_IParseDisplayNameImpl *This = impl_from_IParseDisplayName(iface);
 442
 443     TRACE("%p %s %p %p\n", This,
 444           debugstr_w( pszDisplayName ), pchEaten, ppmkOut );
 445
 446     if( strncmpiW( pszDisplayName, szPrefix, prefix_len ) )
 447         return MK_E_SYNTAX;
 448
 449     /* search backwards for a double colon */
 450     for( n = strlenW( pszDisplayName ) - 3; prefix_len <= n; n-- )
 451         if( ( pszDisplayName[n] == ':' ) && ( pszDisplayName[n+1] == ':' ) )
 452             break;
 453
 454     if( n < prefix_len )
 455         return MK_E_SYNTAX;
 456
 457     if( !pszDisplayName[n+2] )
 458         return MK_E_SYNTAX;
 459
 460     *pchEaten = strlenW( pszDisplayName ) - n - 3;
 461
 462     return ITS_IMoniker_create( ppmkOut,
 463               &pszDisplayName[prefix_len], n-prefix_len );
 464 }
 465
 466 static const IParseDisplayNameVtbl ITS_IParseDisplayNameImpl_Vtbl =
 467 {
 468     ITS_IParseDisplayNameImpl_QueryInterface,
 469     ITS_IParseDisplayNameImpl_AddRef,
 470     ITS_IParseDisplayNameImpl_Release,
 471     ITS_IParseDisplayNameImpl_ParseDisplayName
 472 };
 473
 474 HRESULT ITS_IParseDisplayName_create(IUnknown *pUnkOuter, LPVOID *ppObj)
 475 {
 476     ITS_IParseDisplayNameImpl *its;
 477
 478     if( pUnkOuter )
 479         return CLASS_E_NOAGGREGATION;
 480
 481     its = HeapAlloc( GetProcessHeap(), 0, sizeof(ITS_IParseDisplayNameImpl) );
 482     its->IParseDisplayName_iface.lpVtbl = &ITS_IParseDisplayNameImpl_Vtbl;
 483     its->ref = 1;
 484
 485     TRACE("-> %p\n", its);
 486     *ppObj = its;
 487
 488     ITSS_LockModule();
 489     return S_OK;
 490 }