dlls/qmgr/file.c

   1 /*
   2  * Queue Manager (BITS) File
   3  *
   4  * Copyright 2007, 2008 Google (Roy Shea, Dan Hipschman)
   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
  23 #define COBJMACROS
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winuser.h"
  28 #include "winreg.h"
  29 #include "ole2.h"
  30 #include "urlmon.h"
  31 #include "wininet.h"
  32
  33 #include "qmgr.h"
  34 #include "wine/debug.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(qmgr);
  37
  38 static void BackgroundCopyFileDestructor(BackgroundCopyFileImpl *This)
  39 {
  40     IBackgroundCopyJob_Release((IBackgroundCopyJob *) This->owner);
  41     HeapFree(GetProcessHeap(), 0, This->info.LocalName);
  42     HeapFree(GetProcessHeap(), 0, This->info.RemoteName);
  43     HeapFree(GetProcessHeap(), 0, This);
  44 }
  45
  46 static ULONG WINAPI BITS_IBackgroundCopyFile_AddRef(IBackgroundCopyFile* iface)
  47 {
  48     BackgroundCopyFileImpl *This = (BackgroundCopyFileImpl *) iface;
  49     return InterlockedIncrement(&This->ref);
  50 }
  51
  52 static HRESULT WINAPI BITS_IBackgroundCopyFile_QueryInterface(
  53     IBackgroundCopyFile* iface,
  54     REFIID riid,
  55     void **ppvObject)
  56 {
  57     BackgroundCopyFileImpl *This = (BackgroundCopyFileImpl *) iface;
  58
  59     if (IsEqualGUID(riid, &IID_IUnknown)
  60         || IsEqualGUID(riid, &IID_IBackgroundCopyFile))
  61     {
  62         *ppvObject = &This->lpVtbl;
  63         BITS_IBackgroundCopyFile_AddRef(iface);
  64         return S_OK;
  65     }
  66
  67     *ppvObject = NULL;
  68     return E_NOINTERFACE;
  69 }
  70
  71
  72 static ULONG WINAPI BITS_IBackgroundCopyFile_Release(
  73     IBackgroundCopyFile* iface)
  74 {
  75     BackgroundCopyFileImpl *This = (BackgroundCopyFileImpl *) iface;
  76     ULONG ref = InterlockedDecrement(&This->ref);
  77
  78     if (ref == 0)
  79         BackgroundCopyFileDestructor(This);
  80
  81     return ref;
  82 }
  83
  84 /* Get the remote name of a background copy file */
  85 static HRESULT WINAPI BITS_IBackgroundCopyFile_GetRemoteName(
  86     IBackgroundCopyFile* iface,
  87     LPWSTR *pVal)
  88 {
  89     BackgroundCopyFileImpl *This = (BackgroundCopyFileImpl *) iface;
  90     int n = (lstrlenW(This->info.RemoteName) + 1) * sizeof(WCHAR);
  91
  92     *pVal = CoTaskMemAlloc(n);
  93     if (!*pVal)
  94         return E_OUTOFMEMORY;
  95
  96     memcpy(*pVal, This->info.RemoteName, n);
  97     return S_OK;
  98 }
  99
 100 static HRESULT WINAPI BITS_IBackgroundCopyFile_GetLocalName(
 101     IBackgroundCopyFile* iface,
 102     LPWSTR *pVal)
 103 {
 104     BackgroundCopyFileImpl *This = (BackgroundCopyFileImpl *) iface;
 105     int n = (lstrlenW(This->info.LocalName) + 1) * sizeof(WCHAR);
 106
 107     *pVal = CoTaskMemAlloc(n);
 108     if (!*pVal)
 109         return E_OUTOFMEMORY;
 110
 111     memcpy(*pVal, This->info.LocalName, n);
 112     return S_OK;
 113 }
 114
 115 static HRESULT WINAPI BITS_IBackgroundCopyFile_GetProgress(
 116     IBackgroundCopyFile* iface,
 117     BG_FILE_PROGRESS *pVal)
 118 {
 119     BackgroundCopyFileImpl *This = (BackgroundCopyFileImpl *) iface;
 120
 121     EnterCriticalSection(&This->owner->cs);
 122     pVal->BytesTotal = This->fileProgress.BytesTotal;
 123     pVal->BytesTransferred = This->fileProgress.BytesTransferred;
 124     pVal->Completed = This->fileProgress.Completed;
 125     LeaveCriticalSection(&This->owner->cs);
 126
 127     return S_OK;
 128 }
 129
 130 static const IBackgroundCopyFileVtbl BITS_IBackgroundCopyFile_Vtbl =
 131 {
 132     BITS_IBackgroundCopyFile_QueryInterface,
 133     BITS_IBackgroundCopyFile_AddRef,
 134     BITS_IBackgroundCopyFile_Release,
 135     BITS_IBackgroundCopyFile_GetRemoteName,
 136     BITS_IBackgroundCopyFile_GetLocalName,
 137     BITS_IBackgroundCopyFile_GetProgress
 138 };
 139
 140 HRESULT BackgroundCopyFileConstructor(BackgroundCopyJobImpl *owner,
 141                                       LPCWSTR remoteName, LPCWSTR localName,
 142                                       LPVOID *ppObj)
 143 {
 144     BackgroundCopyFileImpl *This;
 145     int n;
 146
 147     TRACE("(%s,%s,%p)\n", debugstr_w(remoteName),
 148             debugstr_w(localName), ppObj);
 149
 150     This = HeapAlloc(GetProcessHeap(), 0, sizeof *This);
 151     if (!This)
 152         return E_OUTOFMEMORY;
 153
 154     n = (lstrlenW(remoteName) + 1) * sizeof(WCHAR);
 155     This->info.RemoteName = HeapAlloc(GetProcessHeap(), 0, n);
 156     if (!This->info.RemoteName)
 157     {
 158         HeapFree(GetProcessHeap(), 0, This);
 159         return E_OUTOFMEMORY;
 160     }
 161     memcpy(This->info.RemoteName, remoteName, n);
 162
 163     n = (lstrlenW(localName) + 1) * sizeof(WCHAR);
 164     This->info.LocalName = HeapAlloc(GetProcessHeap(), 0, n);
 165     if (!This->info.LocalName)
 166     {
 167         HeapFree(GetProcessHeap(), 0, This->info.RemoteName);
 168         HeapFree(GetProcessHeap(), 0, This);
 169         return E_OUTOFMEMORY;
 170     }
 171     memcpy(This->info.LocalName, localName, n);
 172
 173     This->lpVtbl = &BITS_IBackgroundCopyFile_Vtbl;
 174     This->ref = 1;
 175
 176     This->fileProgress.BytesTotal = BG_SIZE_UNKNOWN;
 177     This->fileProgress.BytesTransferred = 0;
 178     This->fileProgress.Completed = FALSE;
 179     This->owner = owner;
 180     IBackgroundCopyJob_AddRef((IBackgroundCopyJob *) owner);
 181
 182     *ppObj = &This->lpVtbl;
 183     return S_OK;
 184 }
 185
 186 static DWORD CALLBACK copyProgressCallback(LARGE_INTEGER totalSize,
 187                                            LARGE_INTEGER totalTransferred,
 188                                            LARGE_INTEGER streamSize,
 189                                            LARGE_INTEGER streamTransferred,
 190                                            DWORD streamNum,
 191                                            DWORD reason,
 192                                            HANDLE srcFile,
 193                                            HANDLE dstFile,
 194                                            LPVOID obj)
 195 {
 196     BackgroundCopyFileImpl *file = (BackgroundCopyFileImpl *) obj;
 197     BackgroundCopyJobImpl *job = file->owner;
 198     ULONG64 diff;
 199
 200     EnterCriticalSection(&job->cs);
 201     diff = (file->fileProgress.BytesTotal == BG_SIZE_UNKNOWN
 202             ? totalTransferred.QuadPart
 203             : totalTransferred.QuadPart - file->fileProgress.BytesTransferred);
 204     file->fileProgress.BytesTotal = totalSize.QuadPart;
 205     file->fileProgress.BytesTransferred = totalTransferred.QuadPart;
 206     job->jobProgress.BytesTransferred += diff;
 207     LeaveCriticalSection(&job->cs);
 208
 209     return (job->state == BG_JOB_STATE_TRANSFERRING
 210             ? PROGRESS_CONTINUE
 211             : PROGRESS_CANCEL);
 212 }
 213
 214 typedef struct
 215 {
 216     const IBindStatusCallbackVtbl *lpVtbl;
 217     BackgroundCopyFileImpl *file;
 218     LONG ref;
 219 } DLBindStatusCallback;
 220
 221 static ULONG WINAPI DLBindStatusCallback_AddRef(IBindStatusCallback *iface)
 222 {
 223     DLBindStatusCallback *This = (DLBindStatusCallback *) iface;
 224     return InterlockedIncrement(&This->ref);
 225 }
 226
 227 static ULONG WINAPI DLBindStatusCallback_Release(IBindStatusCallback *iface)
 228 {
 229     DLBindStatusCallback *This = (DLBindStatusCallback *) iface;
 230     ULONG ref = InterlockedDecrement(&This->ref);
 231
 232     if (ref == 0)
 233     {
 234         IBackgroundCopyFile_Release((IBackgroundCopyFile *) This->file);
 235         HeapFree(GetProcessHeap(), 0, This);
 236     }
 237
 238     return ref;
 239 }
 240
 241 static HRESULT WINAPI DLBindStatusCallback_QueryInterface(
 242     IBindStatusCallback *iface,
 243     REFIID riid,
 244     void **ppvObject)
 245 {
 246     DLBindStatusCallback *This = (DLBindStatusCallback *) iface;
 247
 248     if (IsEqualGUID(riid, &IID_IUnknown)
 249         || IsEqualGUID(riid, &IID_IBindStatusCallback))
 250     {
 251         *ppvObject = &This->lpVtbl;
 252         DLBindStatusCallback_AddRef(iface);
 253         return S_OK;
 254     }
 255
 256     *ppvObject = NULL;
 257     return E_NOINTERFACE;
 258 }
 259
 260 static HRESULT WINAPI DLBindStatusCallback_GetBindInfo(
 261     IBindStatusCallback *iface,
 262     DWORD *grfBINDF,
 263     BINDINFO *pbindinfo)
 264 {
 265     return E_NOTIMPL;
 266 }
 267
 268 static HRESULT WINAPI DLBindStatusCallback_GetPriority(
 269     IBindStatusCallback *iface,
 270     LONG *pnPriority)
 271 {
 272     return E_NOTIMPL;
 273 }
 274
 275 static HRESULT WINAPI DLBindStatusCallback_OnDataAvailable(
 276     IBindStatusCallback *iface,
 277     DWORD grfBSCF,
 278     DWORD dwSize,
 279     FORMATETC *pformatetc,
 280     STGMEDIUM *pstgmed)
 281 {
 282     return E_NOTIMPL;
 283 }
 284
 285 static HRESULT WINAPI DLBindStatusCallback_OnLowResource(
 286     IBindStatusCallback *iface,
 287     DWORD reserved)
 288 {
 289     return E_NOTIMPL;
 290 }
 291
 292 static HRESULT WINAPI DLBindStatusCallback_OnObjectAvailable(
 293     IBindStatusCallback *iface,
 294     REFIID riid,
 295     IUnknown *punk)
 296 {
 297     return E_NOTIMPL;
 298 }
 299
 300 static HRESULT WINAPI DLBindStatusCallback_OnProgress(
 301     IBindStatusCallback *iface,
 302     ULONG progress,
 303     ULONG progressMax,
 304     ULONG statusCode,
 305     LPCWSTR statusText)
 306 {
 307     DLBindStatusCallback *This = (DLBindStatusCallback *) iface;
 308     BackgroundCopyFileImpl *file = This->file;
 309     BackgroundCopyJobImpl *job = file->owner;
 310     ULONG64 diff;
 311
 312     EnterCriticalSection(&job->cs);
 313     diff = (file->fileProgress.BytesTotal == BG_SIZE_UNKNOWN
 314             ? progress
 315             : progress - file->fileProgress.BytesTransferred);
 316     file->fileProgress.BytesTotal = progressMax ? progressMax : BG_SIZE_UNKNOWN;
 317     file->fileProgress.BytesTransferred = progress;
 318     job->jobProgress.BytesTransferred += diff;
 319     LeaveCriticalSection(&job->cs);
 320
 321     return S_OK;
 322 }
 323
 324 static HRESULT WINAPI DLBindStatusCallback_OnStartBinding(
 325     IBindStatusCallback *iface,
 326     DWORD dwReserved,
 327     IBinding *pib)
 328 {
 329     return E_NOTIMPL;
 330 }
 331
 332 static HRESULT WINAPI DLBindStatusCallback_OnStopBinding(
 333     IBindStatusCallback *iface,
 334     HRESULT hresult,
 335     LPCWSTR szError)
 336 {
 337     return E_NOTIMPL;
 338 }
 339
 340 static const IBindStatusCallbackVtbl DLBindStatusCallback_Vtbl =
 341 {
 342     DLBindStatusCallback_QueryInterface,
 343     DLBindStatusCallback_AddRef,
 344     DLBindStatusCallback_Release,
 345     DLBindStatusCallback_OnStartBinding,
 346     DLBindStatusCallback_GetPriority,
 347     DLBindStatusCallback_OnLowResource,
 348     DLBindStatusCallback_OnProgress,
 349     DLBindStatusCallback_OnStopBinding,
 350     DLBindStatusCallback_GetBindInfo,
 351     DLBindStatusCallback_OnDataAvailable,
 352     DLBindStatusCallback_OnObjectAvailable
 353 };
 354
 355 static DLBindStatusCallback *DLBindStatusCallbackConstructor(
 356     BackgroundCopyFileImpl *file)
 357 {
 358     DLBindStatusCallback *This = HeapAlloc(GetProcessHeap(), 0, sizeof *This);
 359     if (!This)
 360         return NULL;
 361
 362     This->lpVtbl = &DLBindStatusCallback_Vtbl;
 363     IBackgroundCopyFile_AddRef((IBackgroundCopyFile *) file);
 364     This->file = file;
 365     This->ref = 1;
 366     return This;
 367 }
 368
 369 BOOL processFile(BackgroundCopyFileImpl *file, BackgroundCopyJobImpl *job)
 370 {
 371     static const WCHAR prefix[] = {'B','I','T', 0};
 372     IBindStatusCallback *callbackObj;
 373     WCHAR tmpDir[MAX_PATH];
 374     WCHAR tmpName[MAX_PATH];
 375     HRESULT hr;
 376
 377     if (!GetTempPathW(MAX_PATH, tmpDir))
 378     {
 379         ERR("Couldn't create temp file name: %d\n", GetLastError());
 380         /* Guessing on what state this should give us */
 381         transitionJobState(job, BG_JOB_STATE_QUEUED, BG_JOB_STATE_TRANSIENT_ERROR);
 382         return FALSE;
 383     }
 384
 385     if (!GetTempFileNameW(tmpDir, prefix, 0, tmpName))
 386     {
 387         ERR("Couldn't create temp file: %d\n", GetLastError());
 388         /* Guessing on what state this should give us */
 389         transitionJobState(job, BG_JOB_STATE_QUEUED, BG_JOB_STATE_TRANSIENT_ERROR);
 390         return FALSE;
 391     }
 392
 393     callbackObj = (IBindStatusCallback *) DLBindStatusCallbackConstructor(file);
 394     if (!callbackObj)
 395     {
 396         ERR("Out of memory\n");
 397         transitionJobState(job, BG_JOB_STATE_QUEUED, BG_JOB_STATE_TRANSIENT_ERROR);
 398         return FALSE;
 399     }
 400
 401     EnterCriticalSection(&job->cs);
 402     file->fileProgress.BytesTotal = BG_SIZE_UNKNOWN;
 403     file->fileProgress.BytesTransferred = 0;
 404     file->fileProgress.Completed = FALSE;
 405     LeaveCriticalSection(&job->cs);
 406
 407     TRACE("Transferring: %s -> %s -> %s\n",
 408           debugstr_w(file->info.RemoteName),
 409           debugstr_w(tmpName),
 410           debugstr_w(file->info.LocalName));
 411
 412     transitionJobState(job, BG_JOB_STATE_QUEUED, BG_JOB_STATE_TRANSFERRING);
 413
 414     DeleteUrlCacheEntryW(file->info.RemoteName);
 415     hr = URLDownloadToFileW(NULL, file->info.RemoteName, tmpName, 0, callbackObj);
 416     IBindStatusCallback_Release(callbackObj);
 417     if (hr == INET_E_DOWNLOAD_FAILURE)
 418     {
 419         TRACE("URLDownload failed, trying local file copy\n");
 420         if (!CopyFileExW(file->info.RemoteName, tmpName, copyProgressCallback,
 421                          file, NULL, 0))
 422         {
 423             ERR("Local file copy failed: error %d\n", GetLastError());
 424             transitionJobState(job, BG_JOB_STATE_TRANSFERRING, BG_JOB_STATE_ERROR);
 425             return FALSE;
 426         }
 427     }
 428     else if (FAILED(hr))
 429     {
 430         ERR("URLDownload failed: eh 0x%08x\n", hr);
 431         transitionJobState(job, BG_JOB_STATE_TRANSFERRING, BG_JOB_STATE_ERROR);
 432         return FALSE;
 433     }
 434
 435     if (transitionJobState(job, BG_JOB_STATE_TRANSFERRING, BG_JOB_STATE_QUEUED))
 436     {
 437         lstrcpyW(file->tempFileName, tmpName);
 438
 439         EnterCriticalSection(&job->cs);
 440         file->fileProgress.Completed = TRUE;
 441         job->jobProgress.FilesTransferred++;
 442         LeaveCriticalSection(&job->cs);
 443
 444         return TRUE;
 445     }
 446     else
 447     {
 448         DeleteFileW(tmpName);
 449         return FALSE;
 450     }
 451 }