dlls/mstask/task.c

   1 /*
   2  * Copyright (C) 2008 Google (Roy Shea)
   3  * Copyright (C) 2018 Dmitry Timoshkov
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include <stdarg.h>
  21
  22 #define COBJMACROS
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winternl.h"
  27 #include "objbase.h"
  28 #include "taskschd.h"
  29 #include "mstask.h"
  30 #include "mstask_private.h"
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(mstask);
  34
  35 typedef struct
  36 {
  37     USHORT product_version;
  38     USHORT file_version;
  39     UUID uuid;
  40     USHORT name_size_offset;
  41     USHORT trigger_offset;
  42     USHORT error_retry_count;
  43     USHORT error_retry_interval;
  44     USHORT idle_deadline;
  45     USHORT idle_wait;
  46     UINT priority;
  47     UINT maximum_runtime;
  48     UINT exit_code;
  49     HRESULT status;
  50     UINT flags;
  51     SYSTEMTIME last_runtime;
  52 } FIXDLEN_DATA;
  53
  54 typedef struct
  55 {
  56     ITask ITask_iface;
  57     IPersistFile IPersistFile_iface;
  58     LONG ref;
  59     ITaskDefinition *task;
  60     IExecAction *action;
  61     BYTE *data;
  62     WORD data_count;
  63     UUID uuid;
  64     LPWSTR task_name;
  65     HRESULT status;
  66     WORD idle_minutes, deadline_minutes;
  67     DWORD flags, priority, maxRunTime, exit_code;
  68     SYSTEMTIME last_runtime;
  69     LPWSTR accountName;
  70     DWORD trigger_count;
  71     TASK_TRIGGER *trigger;
  72     BOOL is_dirty;
  73     USHORT instance_count;
  74 } TaskImpl;
  75
  76 static inline TaskImpl *impl_from_ITask(ITask *iface)
  77 {
  78     return CONTAINING_RECORD(iface, TaskImpl, ITask_iface);
  79 }
  80
  81 static inline TaskImpl *impl_from_IPersistFile( IPersistFile *iface )
  82 {
  83     return CONTAINING_RECORD(iface, TaskImpl, IPersistFile_iface);
  84 }
  85
  86 static void TaskDestructor(TaskImpl *This)
  87 {
  88     TRACE("%p\n", This);
  89     if (This->action)
  90         IExecAction_Release(This->action);
  91     ITaskDefinition_Release(This->task);
  92     heap_free(This->data);
  93     heap_free(This->task_name);
  94     heap_free(This->accountName);
  95     heap_free(This->trigger);
  96     heap_free(This);
  97     InterlockedDecrement(&dll_ref);
  98 }
  99
 100 static HRESULT WINAPI MSTASK_ITask_QueryInterface(
 101         ITask* iface,
 102         REFIID riid,
 103         void **ppvObject)
 104 {
 105     TaskImpl * This = impl_from_ITask(iface);
 106
 107     TRACE("IID: %s\n", debugstr_guid(riid));
 108     if (ppvObject == NULL)
 109         return E_POINTER;
 110
 111     if (IsEqualGUID(riid, &IID_IUnknown) ||
 112             IsEqualGUID(riid, &IID_ITask))
 113     {
 114         *ppvObject = &This->ITask_iface;
 115         ITask_AddRef(iface);
 116         return S_OK;
 117     }
 118     else if (IsEqualGUID(riid, &IID_IPersistFile))
 119     {
 120         *ppvObject = &This->IPersistFile_iface;
 121         ITask_AddRef(iface);
 122         return S_OK;
 123     }
 124
 125     WARN("Unknown interface: %s\n", debugstr_guid(riid));
 126     *ppvObject = NULL;
 127     return E_NOINTERFACE;
 128 }
 129
 130 static ULONG WINAPI MSTASK_ITask_AddRef(
 131         ITask* iface)
 132 {
 133     TaskImpl *This = impl_from_ITask(iface);
 134     ULONG ref;
 135     TRACE("\n");
 136     ref = InterlockedIncrement(&This->ref);
 137     return ref;
 138 }
 139
 140 static ULONG WINAPI MSTASK_ITask_Release(
 141         ITask* iface)
 142 {
 143     TaskImpl * This = impl_from_ITask(iface);
 144     ULONG ref;
 145     TRACE("\n");
 146     ref = InterlockedDecrement(&This->ref);
 147     if (ref == 0)
 148         TaskDestructor(This);
 149     return ref;
 150 }
 151
 152 HRESULT task_set_trigger(ITask *task, WORD idx, const TASK_TRIGGER *src)
 153 {
 154     TaskImpl *This = impl_from_ITask(task);
 155     TIME_FIELDS field_time;
 156     LARGE_INTEGER sys_time;
 157     TASK_TRIGGER dst;
 158
 159     TRACE("(%p, %u, %p)\n", task, idx, src);
 160
 161     if (idx >= This->trigger_count)
 162         return E_FAIL;
 163
 164     /* Verify valid structure size */
 165     if (src->cbTriggerSize != sizeof(*src))
 166         return E_INVALIDARG;
 167     dst.cbTriggerSize = src->cbTriggerSize;
 168
 169     /* Reserved field must be zero */
 170     dst.Reserved1 = 0;
 171
 172     /* Verify and set valid start date and time */
 173     memset(&field_time, 0, sizeof(field_time));
 174     field_time.Year = src->wBeginYear;
 175     field_time.Month = src->wBeginMonth;
 176     field_time.Day = src->wBeginDay;
 177     field_time.Hour = src->wStartHour;
 178     field_time.Minute = src->wStartMinute;
 179     if (!RtlTimeFieldsToTime(&field_time, &sys_time))
 180         return E_INVALIDARG;
 181     dst.wBeginYear = src->wBeginYear;
 182     dst.wBeginMonth = src->wBeginMonth;
 183     dst.wBeginDay = src->wBeginDay;
 184     dst.wStartHour = src->wStartHour;
 185     dst.wStartMinute = src->wStartMinute;
 186
 187     /* Verify valid end date if TASK_TRIGGER_FLAG_HAS_END_DATE flag is set */
 188     if (src->rgFlags & TASK_TRIGGER_FLAG_HAS_END_DATE)
 189     {
 190         memset(&field_time, 0, sizeof(field_time));
 191         field_time.Year = src->wEndYear;
 192         field_time.Month = src->wEndMonth;
 193         field_time.Day = src->wEndDay;
 194         if (!RtlTimeFieldsToTime(&field_time, &sys_time))
 195             return E_INVALIDARG;
 196     }
 197
 198     /* Set valid end date independent of TASK_TRIGGER_FLAG_HAS_END_DATE flag */
 199     dst.wEndYear = src->wEndYear;
 200     dst.wEndMonth = src->wEndMonth;
 201     dst.wEndDay = src->wEndDay;
 202
 203     /* Verify duration and interval pair */
 204     if (src->MinutesDuration <= src->MinutesInterval && src->MinutesInterval > 0)
 205         return E_INVALIDARG;
 206     dst.MinutesDuration = src->MinutesDuration;
 207     dst.MinutesInterval = src->MinutesInterval;
 208
 209     /* Copy over flags */
 210     dst.rgFlags = src->rgFlags;
 211
 212     /* Set TriggerType dependent fields of Type union */
 213     dst.TriggerType = src->TriggerType;
 214     switch (src->TriggerType)
 215     {
 216         case TASK_TIME_TRIGGER_DAILY:
 217             dst.Type.Daily.DaysInterval = src->Type.Daily.DaysInterval;
 218             break;
 219         case TASK_TIME_TRIGGER_WEEKLY:
 220             dst.Type.Weekly.WeeksInterval = src->Type.Weekly.WeeksInterval;
 221             dst.Type.Weekly.rgfDaysOfTheWeek = src->Type.Weekly.rgfDaysOfTheWeek;
 222             break;
 223         case TASK_TIME_TRIGGER_MONTHLYDATE:
 224             dst.Type.MonthlyDate.rgfDays = src->Type.MonthlyDate.rgfDays;
 225             dst.Type.MonthlyDate.rgfMonths = src->Type.MonthlyDate.rgfMonths;
 226             break;
 227         case TASK_TIME_TRIGGER_MONTHLYDOW:
 228             dst.Type.MonthlyDOW.wWhichWeek = src->Type.MonthlyDOW.wWhichWeek;
 229             dst.Type.MonthlyDOW.rgfDaysOfTheWeek = src->Type.MonthlyDOW.rgfDaysOfTheWeek;
 230             dst.Type.MonthlyDOW.rgfMonths = src->Type.MonthlyDOW.rgfMonths;
 231             break;
 232         case TASK_TIME_TRIGGER_ONCE:
 233         case TASK_EVENT_TRIGGER_ON_IDLE:
 234         case TASK_EVENT_TRIGGER_AT_SYSTEMSTART:
 235         case TASK_EVENT_TRIGGER_AT_LOGON:
 236         default:
 237             dst.Type = src->Type;
 238             break;
 239     }
 240
 241     /* Reserved field must be zero */
 242     dst.Reserved2 = 0;
 243
 244     /* wRandomMinutesInterval not currently used and is initialized to zero */
 245     dst.wRandomMinutesInterval = 0;
 246
 247     This->trigger[idx] = dst;
 248
 249     return S_OK;
 250 }
 251
 252 HRESULT task_get_trigger(ITask *task, WORD idx, TASK_TRIGGER *dst)
 253 {
 254     TaskImpl *This = impl_from_ITask(task);
 255     TASK_TRIGGER *src;
 256
 257     TRACE("(%p, %u, %p)\n", task, idx, dst);
 258
 259     if (idx >= This->trigger_count)
 260         return SCHED_E_TRIGGER_NOT_FOUND;
 261
 262     src = &This->trigger[idx];
 263
 264     /* Native implementation doesn't verify equivalent cbTriggerSize fields */
 265
 266     /* Copy relevant fields of the structure */
 267     dst->cbTriggerSize = src->cbTriggerSize;
 268     dst->Reserved1 = 0;
 269     dst->wBeginYear = src->wBeginYear;
 270     dst->wBeginMonth = src->wBeginMonth;
 271     dst->wBeginDay = src->wBeginDay;
 272     dst->wEndYear = src->wEndYear;
 273     dst->wEndMonth = src->wEndMonth;
 274     dst->wEndDay = src->wEndDay;
 275     dst->wStartHour = src->wStartHour;
 276     dst->wStartMinute = src->wStartMinute;
 277     dst->MinutesDuration = src->MinutesDuration;
 278     dst->MinutesInterval = src->MinutesInterval;
 279     dst->rgFlags = src->rgFlags;
 280     dst->TriggerType = src->TriggerType;
 281     switch (src->TriggerType)
 282     {
 283         case TASK_TIME_TRIGGER_DAILY:
 284             dst->Type.Daily.DaysInterval = src->Type.Daily.DaysInterval;
 285             break;
 286         case TASK_TIME_TRIGGER_WEEKLY:
 287             dst->Type.Weekly.WeeksInterval = src->Type.Weekly.WeeksInterval;
 288             dst->Type.Weekly.rgfDaysOfTheWeek = src->Type.Weekly.rgfDaysOfTheWeek;
 289             break;
 290         case TASK_TIME_TRIGGER_MONTHLYDATE:
 291             dst->Type.MonthlyDate.rgfDays = src->Type.MonthlyDate.rgfDays;
 292             dst->Type.MonthlyDate.rgfMonths = src->Type.MonthlyDate.rgfMonths;
 293             break;
 294         case TASK_TIME_TRIGGER_MONTHLYDOW:
 295             dst->Type.MonthlyDOW.wWhichWeek = src->Type.MonthlyDOW.wWhichWeek;
 296             dst->Type.MonthlyDOW.rgfDaysOfTheWeek = src->Type.MonthlyDOW.rgfDaysOfTheWeek;
 297             dst->Type.MonthlyDOW.rgfMonths = src->Type.MonthlyDOW.rgfMonths;
 298             break;
 299         case TASK_TIME_TRIGGER_ONCE:
 300         case TASK_EVENT_TRIGGER_ON_IDLE:
 301         case TASK_EVENT_TRIGGER_AT_SYSTEMSTART:
 302         case TASK_EVENT_TRIGGER_AT_LOGON:
 303         default:
 304             break;
 305     }
 306     dst->Reserved2 = 0;
 307     dst->wRandomMinutesInterval = 0;
 308
 309     return S_OK;
 310 }
 311
 312 static HRESULT WINAPI MSTASK_ITask_CreateTrigger(ITask *iface, WORD *idx, ITaskTrigger **task_trigger)
 313 {
 314     TaskImpl *This = impl_from_ITask(iface);
 315     TASK_TRIGGER *new_trigger;
 316     SYSTEMTIME time;
 317     HRESULT hr;
 318
 319     TRACE("(%p, %p, %p)\n", iface, idx, task_trigger);
 320
 321     hr = TaskTriggerConstructor(iface, This->trigger_count, task_trigger);
 322     if (hr != S_OK) return hr;
 323
 324     if (This->trigger)
 325         new_trigger = heap_realloc(This->trigger, sizeof(This->trigger[0]) * (This->trigger_count + 1));
 326     else
 327         new_trigger = heap_alloc(sizeof(This->trigger[0]));
 328     if (!new_trigger)
 329     {
 330         ITaskTrigger_Release(*task_trigger);
 331         return E_OUTOFMEMORY;
 332     }
 333
 334     This->trigger = new_trigger;
 335
 336     new_trigger = &This->trigger[This->trigger_count];
 337
 338     /* Most fields default to zero. Initialize other fields to default values. */
 339     memset(new_trigger, 0, sizeof(*new_trigger));
 340     GetLocalTime(&time);
 341     new_trigger->cbTriggerSize = sizeof(*new_trigger);
 342     new_trigger->wBeginYear = time.wYear;
 343     new_trigger->wBeginMonth = time.wMonth;
 344     new_trigger->wBeginDay = time.wDay;
 345     new_trigger->wStartHour = time.wHour;
 346     new_trigger->wStartMinute = time.wMinute;
 347     new_trigger->rgFlags = TASK_TRIGGER_FLAG_DISABLED;
 348     new_trigger->TriggerType = TASK_TIME_TRIGGER_DAILY;
 349     new_trigger->Type.Daily.DaysInterval = 1;
 350
 351     *idx = This->trigger_count++;
 352
 353     return hr;
 354 }
 355
 356 static HRESULT WINAPI MSTASK_ITask_DeleteTrigger(ITask *iface, WORD idx)
 357 {
 358     TaskImpl *This = impl_from_ITask(iface);
 359
 360     TRACE("(%p, %u)\n", iface, idx);
 361
 362     if (idx >= This->trigger_count)
 363         return SCHED_E_TRIGGER_NOT_FOUND;
 364
 365     This->trigger_count--;
 366     memmove(&This->trigger[idx], &This->trigger[idx + 1], (This->trigger_count - idx) * sizeof(This->trigger[0]));
 367     /* this shouldn't fail in practice since we're shrinking the memory block */
 368     This->trigger = heap_realloc(This->trigger, sizeof(This->trigger[0]) * This->trigger_count);
 369
 370     return S_OK;
 371 }
 372
 373 static HRESULT WINAPI MSTASK_ITask_GetTriggerCount(ITask *iface, WORD *count)
 374 {
 375     TaskImpl *This = impl_from_ITask(iface);
 376
 377     TRACE("(%p, %p)\n", iface, count);
 378
 379     *count = This->trigger_count;
 380     return S_OK;
 381 }
 382
 383 static HRESULT WINAPI MSTASK_ITask_GetTrigger(ITask *iface, WORD idx, ITaskTrigger **trigger)
 384 {
 385     TaskImpl *This = impl_from_ITask(iface);
 386
 387     TRACE("(%p, %u, %p)\n", iface, idx, trigger);
 388
 389     if (idx >= This->trigger_count)
 390         return SCHED_E_TRIGGER_NOT_FOUND;
 391
 392     return TaskTriggerConstructor(iface, idx, trigger);
 393 }
 394
 395 static HRESULT WINAPI MSTASK_ITask_GetTriggerString(
 396         ITask* iface,
 397         WORD iTrigger,
 398         LPWSTR *ppwszTrigger)
 399 {
 400     FIXME("(%p, %d, %p): stub\n", iface, iTrigger, ppwszTrigger);
 401     return E_NOTIMPL;
 402 }
 403
 404 static HRESULT WINAPI MSTASK_ITask_GetRunTimes(
 405         ITask* iface,
 406         const LPSYSTEMTIME pstBegin,
 407         const LPSYSTEMTIME pstEnd,
 408         WORD *pCount,
 409         LPSYSTEMTIME *rgstTaskTimes)
 410 {
 411     FIXME("(%p, %p, %p, %p, %p): stub\n", iface, pstBegin, pstEnd, pCount,
 412             rgstTaskTimes);
 413     return E_NOTIMPL;
 414 }
 415
 416 static void get_begin_time(const TASK_TRIGGER *trigger, FILETIME *ft)
 417 {
 418     SYSTEMTIME st;
 419
 420     st.wYear = trigger->wBeginYear;
 421     st.wMonth = trigger->wBeginMonth;
 422     st.wDay = trigger->wBeginDay;
 423     st.wDayOfWeek = 0;
 424     st.wHour = 0;
 425     st.wMinute = 0;
 426     st.wSecond = 0;
 427     st.wMilliseconds = 0;
 428     SystemTimeToFileTime(&st, ft);
 429 }
 430
 431 static void get_end_time(const TASK_TRIGGER *trigger, FILETIME *ft)
 432 {
 433     SYSTEMTIME st;
 434
 435     if (!(trigger->rgFlags & TASK_TRIGGER_FLAG_HAS_END_DATE))
 436     {
 437         ft->dwHighDateTime = ~0u;
 438         ft->dwLowDateTime = ~0u;
 439         return;
 440     }
 441
 442     st.wYear = trigger->wEndYear;
 443     st.wMonth = trigger->wEndMonth;
 444     st.wDay = trigger->wEndDay;
 445     st.wDayOfWeek = 0;
 446     st.wHour = 0;
 447     st.wMinute = 0;
 448     st.wSecond = 0;
 449     st.wMilliseconds = 0;
 450     SystemTimeToFileTime(&st, ft);
 451 }
 452
 453 static void filetime_add_ms(FILETIME *ft, ULONGLONG ms)
 454 {
 455     union u_ftll
 456     {
 457         FILETIME ft;
 458         ULONGLONG ll;
 459     } *ftll = (union u_ftll *)ft;
 460
 461     ftll->ll += ms * (ULONGLONG)10000;
 462 }
 463
 464 static void filetime_add_hours(FILETIME *ft, ULONG hours)
 465 {
 466     filetime_add_ms(ft, (ULONGLONG)hours * 60 * 60 * 1000);
 467 }
 468
 469 static void filetime_add_days(FILETIME *ft, ULONG days)
 470 {
 471     filetime_add_hours(ft, (ULONGLONG)days * 24);
 472 }
 473
 474 static void filetime_add_weeks(FILETIME *ft, ULONG weeks)
 475 {
 476     filetime_add_days(ft, (ULONGLONG)weeks * 7);
 477 }
 478
 479 static HRESULT WINAPI MSTASK_ITask_GetNextRunTime(ITask *iface, SYSTEMTIME *rt)
 480 {
 481     TaskImpl *This = impl_from_ITask(iface);
 482     HRESULT hr = SCHED_S_TASK_NO_VALID_TRIGGERS;
 483     SYSTEMTIME st, current_st;
 484     FILETIME current_ft, trigger_ft, begin_ft, end_ft, best_ft;
 485     BOOL have_best_time = FALSE;
 486     DWORD i;
 487
 488     TRACE("(%p, %p)\n", iface, rt);
 489
 490     if (This->flags & TASK_FLAG_DISABLED)
 491     {
 492         memset(rt, 0, sizeof(*rt));
 493         return SCHED_S_TASK_DISABLED;
 494     }
 495
 496     GetLocalTime(&current_st);
 497     SystemTimeToFileTime(&current_st, &current_ft);
 498
 499     for (i = 0; i < This->trigger_count; i++)
 500     {
 501         if (!(This->trigger[i].rgFlags & TASK_TRIGGER_FLAG_DISABLED))
 502         {
 503             get_begin_time(&This->trigger[i], &begin_ft);
 504             if (CompareFileTime(&begin_ft, &current_ft) < 0)
 505                 begin_ft = current_ft;
 506
 507             get_end_time(&This->trigger[i], &end_ft);
 508
 509             switch (This->trigger[i].TriggerType)
 510             {
 511             case TASK_EVENT_TRIGGER_ON_IDLE:
 512             case TASK_EVENT_TRIGGER_AT_SYSTEMSTART:
 513             case TASK_EVENT_TRIGGER_AT_LOGON:
 514                 hr = SCHED_S_EVENT_TRIGGER;
 515                 break;
 516
 517             case TASK_TIME_TRIGGER_ONCE:
 518                 st = current_st;
 519                 st.wHour = This->trigger[i].wStartHour;
 520                 st.wMinute = This->trigger[i].wStartMinute;
 521                 st.wSecond = 0;
 522                 st.wMilliseconds = 0;
 523                 SystemTimeToFileTime(&st, &trigger_ft);
 524                 if (CompareFileTime(&begin_ft, &trigger_ft) <= 0 && CompareFileTime(&trigger_ft, &end_ft) < 0)
 525                 {
 526                     if (!have_best_time || CompareFileTime(&trigger_ft, &best_ft) < 0)
 527                     {
 528                         best_ft = trigger_ft;
 529                         have_best_time = TRUE;
 530                     }
 531                 }
 532                 break;
 533
 534             case TASK_TIME_TRIGGER_DAILY:
 535                 if (!This->trigger[i].Type.Daily.DaysInterval)
 536                     break; /* avoid infinite loop */
 537
 538                 st = current_st;
 539                 st.wHour = This->trigger[i].wStartHour;
 540                 st.wMinute = This->trigger[i].wStartMinute;
 541                 st.wSecond = 0;
 542                 st.wMilliseconds = 0;
 543                 SystemTimeToFileTime(&st, &trigger_ft);
 544                 while (CompareFileTime(&trigger_ft, &end_ft) < 0)
 545                 {
 546                     if (CompareFileTime(&trigger_ft, &begin_ft) >= 0)
 547                     {
 548                         if (!have_best_time || CompareFileTime(&trigger_ft, &best_ft) < 0)
 549                         {
 550                             best_ft = trigger_ft;
 551                             have_best_time = TRUE;
 552                         }
 553                         break;
 554                     }
 555
 556                     filetime_add_days(&trigger_ft, This->trigger[i].Type.Daily.DaysInterval);
 557                 }
 558                 break;
 559
 560             case TASK_TIME_TRIGGER_WEEKLY:
 561                 if (!This->trigger[i].Type.Weekly.rgfDaysOfTheWeek)
 562                     break; /* avoid infinite loop */
 563
 564                 st = current_st;
 565                 st.wHour = This->trigger[i].wStartHour;
 566                 st.wMinute = This->trigger[i].wStartMinute;
 567                 st.wSecond = 0;
 568                 st.wMilliseconds = 0;
 569                 SystemTimeToFileTime(&st, &trigger_ft);
 570                 while (CompareFileTime(&trigger_ft, &end_ft) < 0)
 571                 {
 572                     FileTimeToSystemTime(&trigger_ft, &st);
 573
 574                     if (CompareFileTime(&trigger_ft, &begin_ft) >= 0)
 575                     {
 576                         if (This->trigger[i].Type.Weekly.rgfDaysOfTheWeek & (1 << st.wDayOfWeek))
 577                         {
 578                             if (!have_best_time || CompareFileTime(&trigger_ft, &best_ft) < 0)
 579                             {
 580                                 best_ft = trigger_ft;
 581                                 have_best_time = TRUE;
 582                             }
 583                             break;
 584                         }
 585                     }
 586
 587                     if (st.wDayOfWeek == 0 && This->trigger[i].Type.Weekly.WeeksInterval > 1) /* Sunday, goto next week */
 588                         filetime_add_weeks(&trigger_ft, This->trigger[i].Type.Weekly.WeeksInterval - 1);
 589                     else /* check next weekday */
 590                         filetime_add_days(&trigger_ft, 1);
 591                 }
 592                 break;
 593
 594             default:
 595                 FIXME("trigger type %u is not handled\n", This->trigger[i].TriggerType);
 596                 break;
 597             }
 598         }
 599     }
 600
 601     if (have_best_time)
 602     {
 603         FileTimeToSystemTime(&best_ft, rt);
 604         return S_OK;
 605     }
 606
 607     memset(rt, 0, sizeof(*rt));
 608     return hr;
 609 }
 610
 611 static HRESULT WINAPI MSTASK_ITask_SetIdleWait(
 612         ITask* iface,
 613         WORD wIdleMinutes,
 614         WORD wDeadlineMinutes)
 615 {
 616     FIXME("(%p, %d, %d): stub\n", iface, wIdleMinutes, wDeadlineMinutes);
 617     return E_NOTIMPL;
 618 }
 619
 620 static HRESULT WINAPI MSTASK_ITask_GetIdleWait(ITask *iface, WORD *idle_minutes, WORD *deadline_minutes)
 621 {
 622     TaskImpl *This = impl_from_ITask(iface);
 623
 624     TRACE("(%p, %p, %p): stub\n", iface, idle_minutes, deadline_minutes);
 625
 626     *idle_minutes = This->idle_minutes;
 627     *deadline_minutes = This->deadline_minutes;
 628     return S_OK;
 629 }
 630
 631 static HRESULT WINAPI MSTASK_ITask_Run(ITask *iface)
 632 {
 633     TaskImpl *This = impl_from_ITask(iface);
 634
 635     TRACE("(%p)\n", iface);
 636
 637     if (This->status == SCHED_S_TASK_NOT_SCHEDULED)
 638         return SCHED_E_TASK_NOT_READY;
 639
 640     This->flags |= 0x04000000;
 641     return IPersistFile_Save(&This->IPersistFile_iface, NULL, FALSE);
 642 }
 643
 644 static HRESULT WINAPI MSTASK_ITask_Terminate(ITask *iface)
 645 {
 646     TaskImpl *This = impl_from_ITask(iface);
 647
 648     TRACE("(%p)\n", iface);
 649
 650     if (!This->instance_count)
 651         return SCHED_E_TASK_NOT_RUNNING;
 652
 653     This->flags |= 0x08000000;
 654     return IPersistFile_Save(&This->IPersistFile_iface, NULL, FALSE);
 655 }
 656
 657 static HRESULT WINAPI MSTASK_ITask_EditWorkItem(
 658         ITask* iface,
 659         HWND hParent,
 660         DWORD dwReserved)
 661 {
 662     FIXME("(%p, %p, %d): stub\n", iface, hParent, dwReserved);
 663     return E_NOTIMPL;
 664 }
 665
 666 static HRESULT WINAPI MSTASK_ITask_GetMostRecentRunTime(ITask *iface, SYSTEMTIME *st)
 667 {
 668     TaskImpl *This = impl_from_ITask(iface);
 669
 670     TRACE("(%p, %p)\n", iface, st);
 671
 672     if (This->status == SCHED_S_TASK_NOT_SCHEDULED)
 673     {
 674         memset(st, 0, sizeof(*st));
 675         return SCHED_S_TASK_HAS_NOT_RUN;
 676     }
 677
 678     *st = This->last_runtime;
 679     return S_OK;
 680 }
 681
 682 static HRESULT WINAPI MSTASK_ITask_GetStatus(ITask *iface, HRESULT *status)
 683 {
 684     TaskImpl *This = impl_from_ITask(iface);
 685
 686     TRACE("(%p, %p)\n", iface, status);
 687
 688     *status = This->instance_count ? SCHED_S_TASK_RUNNING : This->status;
 689     return S_OK;
 690 }
 691
 692 static HRESULT WINAPI MSTASK_ITask_GetExitCode(ITask *iface, DWORD *exit_code)
 693 {
 694     TaskImpl *This = impl_from_ITask(iface);
 695
 696     TRACE("(%p, %p)\n", iface, exit_code);
 697
 698     if (This->status == SCHED_S_TASK_NOT_SCHEDULED)
 699     {
 700         *exit_code = 0;
 701         return SCHED_S_TASK_HAS_NOT_RUN;
 702     }
 703
 704     *exit_code = This->exit_code;
 705     return S_OK;
 706 }
 707
 708 static HRESULT WINAPI MSTASK_ITask_SetComment(ITask *iface, LPCWSTR comment)
 709 {
 710     TaskImpl *This = impl_from_ITask(iface);
 711     IRegistrationInfo *info;
 712     HRESULT hr;
 713
 714     TRACE("(%p, %s)\n", iface, debugstr_w(comment));
 715
 716     if (!comment || !comment[0])
 717         comment = NULL;
 718
 719     hr = ITaskDefinition_get_RegistrationInfo(This->task, &info);
 720     if (hr == S_OK)
 721     {
 722         hr = IRegistrationInfo_put_Description(info, (BSTR)comment);
 723         IRegistrationInfo_Release(info);
 724         This->is_dirty = TRUE;
 725     }
 726     return hr;
 727 }
 728
 729 static HRESULT WINAPI MSTASK_ITask_GetComment(ITask *iface, LPWSTR *comment)
 730 {
 731     TaskImpl *This = impl_from_ITask(iface);
 732     IRegistrationInfo *info;
 733     HRESULT hr;
 734     BSTR description;
 735     DWORD len;
 736
 737     TRACE("(%p, %p)\n", iface, comment);
 738
 739     hr = ITaskDefinition_get_RegistrationInfo(This->task, &info);
 740     if (hr != S_OK) return hr;
 741
 742     hr = IRegistrationInfo_get_Description(info, &description);
 743     if (hr == S_OK)
 744     {
 745         len = description ? lstrlenW(description) + 1 : 1;
 746         *comment = CoTaskMemAlloc(len * sizeof(WCHAR));
 747         if (*comment)
 748         {
 749             if (!description)
 750                 *comment[0] = 0;
 751             else
 752                 lstrcpyW(*comment, description);
 753             hr = S_OK;
 754         }
 755         else
 756             hr =  E_OUTOFMEMORY;
 757
 758         SysFreeString(description);
 759     }
 760
 761     IRegistrationInfo_Release(info);
 762     return hr;
 763 }
 764
 765 static HRESULT WINAPI MSTASK_ITask_SetCreator(ITask *iface, LPCWSTR creator)
 766 {
 767     TaskImpl *This = impl_from_ITask(iface);
 768     IRegistrationInfo *info;
 769     HRESULT hr;
 770
 771     TRACE("(%p, %s)\n", iface, debugstr_w(creator));
 772
 773     if (!creator || !creator[0])
 774         creator = NULL;
 775
 776     hr = ITaskDefinition_get_RegistrationInfo(This->task, &info);
 777     if (hr == S_OK)
 778     {
 779         hr = IRegistrationInfo_put_Author(info, (BSTR)creator);
 780         IRegistrationInfo_Release(info);
 781         This->is_dirty = TRUE;
 782     }
 783     return hr;
 784 }
 785
 786 static HRESULT WINAPI MSTASK_ITask_GetCreator(ITask *iface, LPWSTR *creator)
 787 {
 788     TaskImpl *This = impl_from_ITask(iface);
 789     IRegistrationInfo *info;
 790     HRESULT hr;
 791     BSTR author;
 792     DWORD len;
 793
 794     TRACE("(%p, %p)\n", iface, creator);
 795
 796     hr = ITaskDefinition_get_RegistrationInfo(This->task, &info);
 797     if (hr != S_OK) return hr;
 798
 799     hr = IRegistrationInfo_get_Author(info, &author);
 800     if (hr == S_OK)
 801     {
 802         len = author ? lstrlenW(author) + 1 : 1;
 803         *creator = CoTaskMemAlloc(len * sizeof(WCHAR));
 804         if (*creator)
 805         {
 806             if (!author)
 807                 *creator[0] = 0;
 808             else
 809                 lstrcpyW(*creator, author);
 810             hr = S_OK;
 811         }
 812         else
 813             hr =  E_OUTOFMEMORY;
 814
 815         SysFreeString(author);
 816     }
 817
 818     IRegistrationInfo_Release(info);
 819     return hr;
 820 }
 821
 822 static HRESULT WINAPI MSTASK_ITask_SetWorkItemData(ITask *iface, WORD count, BYTE data[])
 823 {
 824     TaskImpl *This = impl_from_ITask(iface);
 825
 826     TRACE("(%p, %u, %p)\n", iface, count, data);
 827
 828     if (count)
 829     {
 830         if (!data) return E_INVALIDARG;
 831
 832         heap_free(This->data);
 833         This->data = heap_alloc(count);
 834         if (!This->data) return E_OUTOFMEMORY;
 835         memcpy(This->data, data, count);
 836         This->data_count = count;
 837     }
 838     else
 839     {
 840         if (data) return E_INVALIDARG;
 841
 842         heap_free(This->data);
 843         This->data = NULL;
 844         This->data_count = 0;
 845     }
 846
 847     return S_OK;
 848 }
 849
 850 static HRESULT WINAPI MSTASK_ITask_GetWorkItemData(ITask *iface, WORD *count, BYTE **data)
 851 {
 852     TaskImpl *This = impl_from_ITask(iface);
 853
 854     TRACE("(%p, %p, %p)\n", iface, count, data);
 855
 856     if (!This->data)
 857     {
 858         *count = 0;
 859         *data = NULL;
 860     }
 861     else
 862     {
 863         *data = CoTaskMemAlloc(This->data_count);
 864         if (!*data) return E_OUTOFMEMORY;
 865         memcpy(*data, This->data, This->data_count);
 866         *count = This->data_count;
 867     }
 868
 869     return S_OK;
 870 }
 871
 872 static HRESULT WINAPI MSTASK_ITask_SetErrorRetryCount(
 873         ITask* iface,
 874         WORD wRetryCount)
 875 {
 876     FIXME("(%p, %d): stub\n", iface, wRetryCount);
 877     return E_NOTIMPL;
 878 }
 879
 880 static HRESULT WINAPI MSTASK_ITask_GetErrorRetryCount(ITask *iface, WORD *count)
 881 {
 882     TRACE("(%p, %p)\n", iface, count);
 883     return E_NOTIMPL;
 884 }
 885
 886 static HRESULT WINAPI MSTASK_ITask_SetErrorRetryInterval(
 887         ITask* iface,
 888         WORD wRetryInterval)
 889 {
 890     FIXME("(%p, %d): stub\n", iface, wRetryInterval);
 891     return E_NOTIMPL;
 892 }
 893
 894 static HRESULT WINAPI MSTASK_ITask_GetErrorRetryInterval(ITask *iface, WORD *interval)
 895 {
 896     TRACE("(%p, %p)\n", iface, interval);
 897     return E_NOTIMPL;
 898 }
 899
 900 static HRESULT WINAPI MSTASK_ITask_SetFlags(ITask *iface, DWORD flags)
 901 {
 902     TaskImpl *This = impl_from_ITask(iface);
 903
 904     TRACE("(%p, 0x%08x)\n", iface, flags);
 905     This->flags &= 0xffff8000;
 906     This->flags |= flags & 0x7fff;
 907     This->is_dirty = TRUE;
 908     return S_OK;
 909 }
 910
 911 static HRESULT WINAPI MSTASK_ITask_GetFlags(ITask *iface, DWORD *flags)
 912 {
 913     TaskImpl *This = impl_from_ITask(iface);
 914
 915     TRACE("(%p, %p)\n", iface, flags);
 916     *flags = LOWORD(This->flags);
 917     return S_OK;
 918 }
 919
 920 static HRESULT WINAPI MSTASK_ITask_SetAccountInformation(
 921         ITask* iface,
 922         LPCWSTR pwszAccountName,
 923         LPCWSTR pwszPassword)
 924 {
 925     DWORD n;
 926     TaskImpl *This = impl_from_ITask(iface);
 927     LPWSTR tmp_account_name;
 928
 929     TRACE("(%p, %s, %s): partial stub\n", iface, debugstr_w(pwszAccountName),
 930             debugstr_w(pwszPassword));
 931
 932     if (pwszPassword)
 933         FIXME("Partial stub ignores passwords\n");
 934
 935     n = (lstrlenW(pwszAccountName) + 1);
 936     tmp_account_name = heap_alloc(n * sizeof(WCHAR));
 937     if (!tmp_account_name)
 938         return E_OUTOFMEMORY;
 939     lstrcpyW(tmp_account_name, pwszAccountName);
 940     heap_free(This->accountName);
 941     This->accountName = tmp_account_name;
 942     This->is_dirty = TRUE;
 943     return S_OK;
 944 }
 945
 946 static HRESULT WINAPI MSTASK_ITask_GetAccountInformation(
 947         ITask* iface,
 948         LPWSTR *ppwszAccountName)
 949 {
 950     DWORD n;
 951     TaskImpl *This = impl_from_ITask(iface);
 952
 953     TRACE("(%p, %p): partial stub\n", iface, ppwszAccountName);
 954
 955     /* This implements the WinXP behavior when accountName has not yet
 956      * set.  Win2K behaves differently, returning SCHED_E_CANNOT_OPEN_TASK */
 957     if (!This->accountName)
 958         return HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
 959
 960     n = (lstrlenW(This->accountName) + 1);
 961     *ppwszAccountName = CoTaskMemAlloc(n * sizeof(WCHAR));
 962     if (!*ppwszAccountName)
 963         return E_OUTOFMEMORY;
 964     lstrcpyW(*ppwszAccountName, This->accountName);
 965     return S_OK;
 966 }
 967
 968 static HRESULT WINAPI MSTASK_ITask_SetApplicationName(ITask *iface, LPCWSTR appname)
 969 {
 970     TaskImpl *This = impl_from_ITask(iface);
 971     DWORD len;
 972     HRESULT hr;
 973
 974     TRACE("(%p, %s)\n", iface, debugstr_w(appname));
 975
 976     /* Empty application name */
 977     if (!appname || !appname[0])
 978         return IExecAction_put_Path(This->action, NULL);
 979
 980     /* Attempt to set pwszApplicationName to a path resolved application name */
 981     len = SearchPathW(NULL, appname, NULL, 0, NULL, NULL);
 982     if (len)
 983     {
 984         LPWSTR tmp_name;
 985
 986         tmp_name = heap_alloc(len * sizeof(WCHAR));
 987         if (!tmp_name)
 988             return E_OUTOFMEMORY;
 989         len = SearchPathW(NULL, appname, NULL, len, tmp_name, NULL);
 990         if (len)
 991         {
 992             hr = IExecAction_put_Path(This->action, tmp_name);
 993             if (hr == S_OK) This->is_dirty = TRUE;
 994         }
 995         else
 996             hr = HRESULT_FROM_WIN32(GetLastError());
 997
 998         heap_free(tmp_name);
 999         return hr;
1000     }
1001
1002     /* If unable to path resolve name, simply set to appname */
1003     hr = IExecAction_put_Path(This->action, (BSTR)appname);
1004     if (hr == S_OK) This->is_dirty = TRUE;
1005     return hr;
1006 }
1007
1008 static HRESULT WINAPI MSTASK_ITask_GetApplicationName(ITask *iface, LPWSTR *appname)
1009 {
1010     TaskImpl *This = impl_from_ITask(iface);
1011     HRESULT hr;
1012     BSTR path;
1013     DWORD len;
1014
1015     TRACE("(%p, %p)\n", iface, appname);
1016
1017     hr = IExecAction_get_Path(This->action, &path);
1018     if (hr != S_OK) return hr;
1019
1020     len = path ? lstrlenW(path) + 1 : 1;
1021     *appname = CoTaskMemAlloc(len * sizeof(WCHAR));
1022     if (*appname)
1023     {
1024         if (!path)
1025             *appname[0] = 0;
1026         else
1027             lstrcpyW(*appname, path);
1028         hr = S_OK;
1029     }
1030     else
1031         hr =  E_OUTOFMEMORY;
1032
1033     SysFreeString(path);
1034     return hr;
1035 }
1036
1037 static HRESULT WINAPI MSTASK_ITask_SetParameters(ITask *iface, LPCWSTR params)
1038 {
1039     TaskImpl *This = impl_from_ITask(iface);
1040     HRESULT hr;
1041
1042     TRACE("(%p, %s)\n", iface, debugstr_w(params));
1043
1044     /* Empty parameter list */
1045     if (!params || !params[0])
1046         params = NULL;
1047
1048     hr = IExecAction_put_Arguments(This->action, (BSTR)params);
1049     if (hr == S_OK) This->is_dirty = TRUE;
1050     return hr;
1051 }
1052
1053 static HRESULT WINAPI MSTASK_ITask_GetParameters(ITask *iface, LPWSTR *params)
1054 {
1055     TaskImpl *This = impl_from_ITask(iface);
1056     HRESULT hr;
1057     BSTR args;
1058     DWORD len;
1059
1060     TRACE("(%p, %p)\n", iface, params);
1061
1062     hr = IExecAction_get_Arguments(This->action, &args);
1063     if (hr != S_OK) return hr;
1064
1065     len = args ? lstrlenW(args) + 1 : 1;
1066     *params = CoTaskMemAlloc(len * sizeof(WCHAR));
1067     if (*params)
1068     {
1069         if (!args)
1070             *params[0] = 0;
1071         else
1072             lstrcpyW(*params, args);
1073         hr = S_OK;
1074     }
1075     else
1076         hr =  E_OUTOFMEMORY;
1077
1078     SysFreeString(args);
1079     return hr;
1080 }
1081
1082 static HRESULT WINAPI MSTASK_ITask_SetWorkingDirectory(ITask * iface, LPCWSTR workdir)
1083 {
1084     TaskImpl *This = impl_from_ITask(iface);
1085     HRESULT hr;
1086
1087     TRACE("(%p, %s)\n", iface, debugstr_w(workdir));
1088
1089     if (!workdir || !workdir[0])
1090         workdir = NULL;
1091
1092     hr = IExecAction_put_WorkingDirectory(This->action, (BSTR)workdir);
1093     if (hr == S_OK) This->is_dirty = TRUE;
1094     return hr;
1095 }
1096
1097 static HRESULT WINAPI MSTASK_ITask_GetWorkingDirectory(ITask *iface, LPWSTR *workdir)
1098 {
1099     TaskImpl *This = impl_from_ITask(iface);
1100     HRESULT hr;
1101     BSTR dir;
1102     DWORD len;
1103
1104     TRACE("(%p, %p)\n", iface, workdir);
1105
1106     hr = IExecAction_get_WorkingDirectory(This->action, &dir);
1107     if (hr != S_OK) return hr;
1108
1109     len = dir ? lstrlenW(dir) + 1 : 1;
1110     *workdir = CoTaskMemAlloc(len * sizeof(WCHAR));
1111     if (*workdir)
1112     {
1113         if (!dir)
1114             *workdir[0] = 0;
1115         else
1116             lstrcpyW(*workdir, dir);
1117         hr = S_OK;
1118     }
1119     else
1120         hr =  E_OUTOFMEMORY;
1121
1122     SysFreeString(dir);
1123     return hr;
1124 }
1125
1126 static HRESULT WINAPI MSTASK_ITask_SetPriority(
1127         ITask* iface,
1128         DWORD dwPriority)
1129 {
1130     FIXME("(%p, 0x%08x): stub\n", iface, dwPriority);
1131     return E_NOTIMPL;
1132 }
1133
1134 static HRESULT WINAPI MSTASK_ITask_GetPriority(ITask *iface, DWORD *priority)
1135 {
1136     TaskImpl *This = impl_from_ITask(iface);
1137
1138     TRACE("(%p, %p)\n", iface, priority);
1139
1140     *priority = This->priority;
1141     return S_OK;
1142 }
1143
1144 static HRESULT WINAPI MSTASK_ITask_SetTaskFlags(
1145         ITask* iface,
1146         DWORD dwFlags)
1147 {
1148     FIXME("(%p, 0x%08x): stub\n", iface, dwFlags);
1149     return E_NOTIMPL;
1150 }
1151
1152 static HRESULT WINAPI MSTASK_ITask_GetTaskFlags(ITask *iface, DWORD *flags)
1153 {
1154     FIXME("(%p, %p): stub\n", iface, flags);
1155     *flags = 0;
1156     return S_OK;
1157 }
1158
1159 static HRESULT WINAPI MSTASK_ITask_SetMaxRunTime(
1160         ITask* iface,
1161         DWORD dwMaxRunTime)
1162 {
1163     TaskImpl *This = impl_from_ITask(iface);
1164
1165     TRACE("(%p, %d)\n", iface, dwMaxRunTime);
1166
1167     This->maxRunTime = dwMaxRunTime;
1168     This->is_dirty = TRUE;
1169     return S_OK;
1170 }
1171
1172 static HRESULT WINAPI MSTASK_ITask_GetMaxRunTime(
1173         ITask* iface,
1174         DWORD *pdwMaxRunTime)
1175 {
1176     TaskImpl *This = impl_from_ITask(iface);
1177
1178     TRACE("(%p, %p)\n", iface, pdwMaxRunTime);
1179
1180     *pdwMaxRunTime = This->maxRunTime;
1181     return S_OK;
1182 }
1183
1184 static HRESULT WINAPI MSTASK_IPersistFile_QueryInterface(
1185         IPersistFile* iface,
1186         REFIID riid,
1187         void **ppvObject)
1188 {
1189     TaskImpl *This = impl_from_IPersistFile(iface);
1190     TRACE("(%p, %s, %p)\n", iface, debugstr_guid(riid), ppvObject);
1191     return ITask_QueryInterface(&This->ITask_iface, riid, ppvObject);
1192 }
1193
1194 static ULONG WINAPI MSTASK_IPersistFile_AddRef(
1195         IPersistFile* iface)
1196 {
1197     TaskImpl *This = impl_from_IPersistFile(iface);
1198     return ITask_AddRef(&This->ITask_iface);
1199 }
1200
1201 static ULONG WINAPI MSTASK_IPersistFile_Release(
1202         IPersistFile* iface)
1203 {
1204     TaskImpl *This = impl_from_IPersistFile(iface);
1205     return ITask_Release(&This->ITask_iface);
1206 }
1207
1208 static HRESULT WINAPI MSTASK_IPersistFile_GetClassID(IPersistFile *iface, CLSID *clsid)
1209 {
1210     TRACE("(%p, %p)\n", iface, clsid);
1211
1212     *clsid = CLSID_CTask;
1213     return S_OK;
1214 }
1215
1216 static HRESULT WINAPI MSTASK_IPersistFile_IsDirty(IPersistFile *iface)
1217 {
1218     TaskImpl *This = impl_from_IPersistFile(iface);
1219     TRACE("(%p)\n", iface);
1220     return This->is_dirty ? S_OK : S_FALSE;
1221 }
1222
1223 static DWORD load_unicode_strings(ITask *task, BYTE *data, DWORD limit)
1224 {
1225     DWORD i, data_size = 0;
1226     USHORT len;
1227
1228     for (i = 0; i < 5; i++)
1229     {
1230         if (limit < sizeof(USHORT))
1231         {
1232             TRACE("invalid string %u offset\n", i);
1233             break;
1234         }
1235
1236         len = *(USHORT *)data;
1237         data += sizeof(USHORT);
1238         data_size += sizeof(USHORT);
1239         limit -= sizeof(USHORT);
1240         if (limit < len * sizeof(WCHAR))
1241         {
1242             TRACE("invalid string %u size\n", i);
1243             break;
1244         }
1245
1246         TRACE("string %u: %s\n", i, wine_dbgstr_wn((const WCHAR *)data, len));
1247
1248         switch (i)
1249         {
1250         case 0:
1251             ITask_SetApplicationName(task, (const WCHAR *)data);
1252             break;
1253         case 1:
1254             ITask_SetParameters(task, (const WCHAR *)data);
1255             break;
1256         case 2:
1257             ITask_SetWorkingDirectory(task, (const WCHAR *)data);
1258             break;
1259         case 3:
1260             ITask_SetCreator(task, (const WCHAR *)data);
1261             break;
1262         case 4:
1263             ITask_SetComment(task, (const WCHAR *)data);
1264             break;
1265         default:
1266             break;
1267         }
1268
1269         data += len * sizeof(WCHAR);
1270         data_size += len * sizeof(WCHAR);
1271     }
1272
1273     return data_size;
1274 }
1275
1276 static HRESULT load_job_data(TaskImpl *This, BYTE *data, DWORD size)
1277 {
1278     ITask *task = &This->ITask_iface;
1279     HRESULT hr;
1280     const FIXDLEN_DATA *fixed;
1281     const SYSTEMTIME *st;
1282     DWORD unicode_strings_size, data_size, triggers_size;
1283     USHORT trigger_count, i;
1284     const USHORT *signature;
1285     TASK_TRIGGER *task_trigger;
1286
1287     if (size < sizeof(*fixed))
1288     {
1289         TRACE("no space for FIXDLEN_DATA\n");
1290         return SCHED_E_INVALID_TASK;
1291     }
1292
1293     fixed = (const FIXDLEN_DATA *)data;
1294
1295     TRACE("product_version %04x\n", fixed->product_version);
1296     TRACE("file_version %04x\n", fixed->file_version);
1297     TRACE("uuid %s\n", wine_dbgstr_guid(&fixed->uuid));
1298
1299     if (fixed->file_version != 0x0001)
1300         return SCHED_E_INVALID_TASK;
1301
1302     This->uuid = fixed->uuid;
1303
1304     TRACE("name_size_offset %04x\n", fixed->name_size_offset);
1305     TRACE("trigger_offset %04x\n", fixed->trigger_offset);
1306     TRACE("error_retry_count %u\n", fixed->error_retry_count);
1307     TRACE("error_retry_interval %u\n", fixed->error_retry_interval);
1308     TRACE("idle_deadline %u\n", fixed->idle_deadline);
1309     This->deadline_minutes = fixed->idle_deadline;
1310     TRACE("idle_wait %u\n", fixed->idle_wait);
1311     This->idle_minutes = fixed->idle_wait;
1312     TRACE("priority %08x\n", fixed->priority);
1313     This->priority = fixed->priority;
1314     TRACE("maximum_runtime %u\n", fixed->maximum_runtime);
1315     This->maxRunTime = fixed->maximum_runtime;
1316     TRACE("exit_code %#x\n", fixed->exit_code);
1317     This->exit_code = fixed->exit_code;
1318     TRACE("status %08x\n", fixed->status);
1319     This->status = fixed->status;
1320     TRACE("flags %08x\n", fixed->flags);
1321     This->flags = fixed->flags;
1322     This->last_runtime = fixed->last_runtime;
1323     st = &fixed->last_runtime;
1324     TRACE("last_runtime %u/%u/%u wday %u %u:%02u:%02u.%03u\n",
1325             st->wDay, st->wMonth, st->wYear, st->wDayOfWeek,
1326             st->wHour, st->wMinute, st->wSecond, st->wMilliseconds);
1327
1328     /* Instance Count */
1329     if (size < sizeof(*fixed) + sizeof(USHORT))
1330     {
1331         TRACE("no space for instance count\n");
1332         return SCHED_E_INVALID_TASK;
1333     }
1334
1335     This->instance_count = *(const USHORT *)(data + sizeof(*fixed));
1336     TRACE("instance count %u\n", This->instance_count);
1337
1338     if (fixed->name_size_offset + sizeof(USHORT) < size)
1339         unicode_strings_size = load_unicode_strings(task, data + fixed->name_size_offset, size - fixed->name_size_offset);
1340     else
1341     {
1342         TRACE("invalid name_size_offset\n");
1343         return SCHED_E_INVALID_TASK;
1344     }
1345     TRACE("unicode strings end at %#x\n", fixed->name_size_offset + unicode_strings_size);
1346
1347     if (size < fixed->trigger_offset + sizeof(USHORT))
1348     {
1349         TRACE("no space for triggers count\n");
1350         return SCHED_E_INVALID_TASK;
1351     }
1352     trigger_count = *(const USHORT *)(data + fixed->trigger_offset);
1353     TRACE("trigger_count %u\n", trigger_count);
1354     triggers_size = size - fixed->trigger_offset - sizeof(USHORT);
1355     TRACE("triggers_size %u\n", triggers_size);
1356     task_trigger = (TASK_TRIGGER *)(data + fixed->trigger_offset + sizeof(USHORT));
1357
1358     data += fixed->name_size_offset + unicode_strings_size;
1359     size -= fixed->name_size_offset + unicode_strings_size;
1360
1361     /* User Data */
1362     if (size < sizeof(USHORT))
1363     {
1364         TRACE("no space for user data size\n");
1365         return SCHED_E_INVALID_TASK;
1366     }
1367
1368     data_size = *(const USHORT *)data;
1369     if (size < sizeof(USHORT) + data_size)
1370     {
1371         TRACE("no space for user data\n");
1372         return SCHED_E_INVALID_TASK;
1373     }
1374     TRACE("User Data size %#x\n", data_size);
1375     ITask_SetWorkItemData(task, data_size, data + sizeof(USHORT));
1376
1377     size -= sizeof(USHORT) + data_size;
1378     data += sizeof(USHORT) + data_size;
1379
1380     /* Reserved Data */
1381     if (size < sizeof(USHORT))
1382     {
1383         TRACE("no space for reserved data size\n");
1384         return SCHED_E_INVALID_TASK;
1385     }
1386
1387     data_size = *(const USHORT *)data;
1388     if (size < sizeof(USHORT) + data_size)
1389     {
1390         TRACE("no space for reserved data\n");
1391         return SCHED_E_INVALID_TASK;
1392     }
1393     TRACE("Reserved Data size %#x\n", data_size);
1394
1395     size -= sizeof(USHORT) + data_size;
1396     data += sizeof(USHORT) + data_size;
1397
1398     /* Trigger Data */
1399     TRACE("trigger_offset %04x, triggers end at %04x\n", fixed->trigger_offset,
1400           (DWORD)(fixed->trigger_offset + sizeof(USHORT) + trigger_count * sizeof(TASK_TRIGGER)));
1401
1402     task_trigger = (TASK_TRIGGER *)(data + sizeof(USHORT));
1403
1404     if (trigger_count * sizeof(TASK_TRIGGER) > triggers_size)
1405     {
1406         TRACE("no space for triggers data\n");
1407         return SCHED_E_INVALID_TASK;
1408     }
1409
1410     This->trigger_count = 0;
1411
1412     for (i = 0; i < trigger_count; i++)
1413     {
1414         ITaskTrigger *trigger;
1415         WORD idx;
1416
1417         hr = ITask_CreateTrigger(task, &idx, &trigger);
1418         if (hr != S_OK) return hr;
1419
1420         hr = ITaskTrigger_SetTrigger(trigger, &task_trigger[i]);
1421         ITaskTrigger_Release(trigger);
1422         if (hr != S_OK)
1423         {
1424             ITask_DeleteTrigger(task, idx);
1425             return hr;
1426         }
1427     }
1428
1429     size -= sizeof(USHORT) + trigger_count * sizeof(TASK_TRIGGER);
1430     data += sizeof(USHORT) + trigger_count * sizeof(TASK_TRIGGER);
1431
1432     if (size < 2 * sizeof(USHORT) + 64)
1433     {
1434         TRACE("no space for signature\n");
1435         return S_OK; /* signature is optional */
1436     }
1437
1438     signature = (const USHORT *)data;
1439     TRACE("signature version %04x, client version %04x\n", signature[0], signature[1]);
1440
1441     return S_OK;
1442 }
1443
1444 static HRESULT WINAPI MSTASK_IPersistFile_Load(IPersistFile *iface, LPCOLESTR file_name, DWORD mode)
1445 {
1446     TaskImpl *This = impl_from_IPersistFile(iface);
1447     HRESULT hr;
1448     HANDLE file, mapping;
1449     DWORD access, sharing, size, try;
1450     void *data;
1451
1452     TRACE("(%p, %s, 0x%08x)\n", iface, debugstr_w(file_name), mode);
1453
1454     switch (mode & 0x000f)
1455     {
1456     default:
1457     case STGM_READ:
1458         access = GENERIC_READ;
1459         break;
1460     case STGM_WRITE:
1461     case STGM_READWRITE:
1462         access = GENERIC_READ | GENERIC_WRITE;
1463         break;
1464     }
1465
1466     switch (mode & 0x00f0)
1467     {
1468     default:
1469     case STGM_SHARE_DENY_NONE:
1470         sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
1471         break;
1472     case STGM_SHARE_DENY_READ:
1473         sharing = FILE_SHARE_WRITE;
1474         break;
1475     case STGM_SHARE_DENY_WRITE:
1476         sharing = FILE_SHARE_READ;
1477         break;
1478     case STGM_SHARE_EXCLUSIVE:
1479         sharing = 0;
1480         break;
1481     }
1482
1483     try = 1;
1484     for (;;)
1485     {
1486         file = CreateFileW(file_name, access, sharing, NULL, OPEN_EXISTING, 0, 0);
1487         if (file != INVALID_HANDLE_VALUE) break;
1488
1489         if (GetLastError() != ERROR_SHARING_VIOLATION || try++ >= 3)
1490         {
1491             TRACE("Failed to open %s, error %u\n", debugstr_w(file_name), GetLastError());
1492             return HRESULT_FROM_WIN32(GetLastError());
1493         }
1494         Sleep(100);
1495     }
1496
1497     size = GetFileSize(file, NULL);
1498
1499     mapping = CreateFileMappingW(file, NULL, PAGE_READONLY, 0, 0, 0);
1500     if (!mapping)
1501     {
1502         TRACE("Failed to create file mapping %s, error %u\n", debugstr_w(file_name), GetLastError());
1503         CloseHandle(file);
1504         return HRESULT_FROM_WIN32(GetLastError());
1505     }
1506
1507     data = MapViewOfFile(mapping, FILE_MAP_READ, 0, 0, 0);
1508     if (data)
1509     {
1510         hr = load_job_data(This, data, size);
1511         if (hr == S_OK) This->is_dirty = FALSE;
1512         UnmapViewOfFile(data);
1513     }
1514     else
1515         hr = HRESULT_FROM_WIN32(GetLastError());
1516
1517     CloseHandle(mapping);
1518     CloseHandle(file);
1519
1520     return hr;
1521 }
1522
1523 static BOOL write_signature(HANDLE hfile)
1524 {
1525     struct
1526     {
1527         USHORT SignatureVersion;
1528         USHORT ClientVersion;
1529         BYTE md5[64];
1530     } signature;
1531     DWORD size;
1532
1533     signature.SignatureVersion = 0x0001;
1534     signature.ClientVersion = 0x0001;
1535     memset(&signature.md5, 0, sizeof(signature.md5));
1536
1537     return WriteFile(hfile, &signature, sizeof(signature), &size, NULL);
1538 }
1539
1540 static BOOL write_reserved_data(HANDLE hfile)
1541 {
1542     static const struct
1543     {
1544         USHORT size;
1545         BYTE data[8];
1546     } user = { 8, { 0xff,0x0f,0x1d,0,0,0,0,0 } };
1547     DWORD size;
1548
1549     return WriteFile(hfile, &user, sizeof(user), &size, NULL);
1550 }
1551
1552 static BOOL write_user_data(HANDLE hfile, BYTE *data, WORD data_size)
1553 {
1554     DWORD size;
1555
1556     if (!WriteFile(hfile, &data_size, sizeof(data_size), &size, NULL))
1557         return FALSE;
1558
1559     if (!data_size) return TRUE;
1560
1561     return WriteFile(hfile, data, data_size, &size, NULL);
1562 }
1563
1564 static HRESULT write_triggers(TaskImpl *This, HANDLE hfile)
1565 {
1566     WORD count, i, idx = 0xffff;
1567     DWORD size;
1568     HRESULT hr = S_OK;
1569     ITaskTrigger *trigger;
1570
1571     count = This->trigger_count;
1572
1573     /* Windows saves a .job with at least 1 trigger */
1574     if (!count)
1575     {
1576         hr = ITask_CreateTrigger(&This->ITask_iface, &idx, &trigger);
1577         if (hr != S_OK) return hr;
1578         ITaskTrigger_Release(trigger);
1579
1580         count = 1;
1581     }
1582
1583     if (WriteFile(hfile, &count, sizeof(count), &size, NULL))
1584     {
1585         for (i = 0; i < count; i++)
1586         {
1587             if (!WriteFile(hfile, &This->trigger[i], sizeof(This->trigger[0]), &size, NULL))
1588             {
1589                 hr = HRESULT_FROM_WIN32(GetLastError());
1590                 break;
1591             }
1592         }
1593     }
1594     else
1595         hr = HRESULT_FROM_WIN32(GetLastError());
1596
1597     if (idx != 0xffff)
1598         ITask_DeleteTrigger(&This->ITask_iface, idx);
1599
1600     return hr;
1601 }
1602
1603 static BOOL write_unicode_string(HANDLE hfile, const WCHAR *str)
1604 {
1605     USHORT count;
1606     DWORD size;
1607
1608     count = str ? (lstrlenW(str) + 1) : 0;
1609     if (!WriteFile(hfile, &count, sizeof(count), &size, NULL))
1610         return FALSE;
1611
1612     if (!str) return TRUE;
1613
1614     count *= sizeof(WCHAR);
1615     return WriteFile(hfile, str, count, &size, NULL);
1616 }
1617
1618 static HRESULT WINAPI MSTASK_IPersistFile_Save(IPersistFile *iface, LPCOLESTR task_name, BOOL remember)
1619 {
1620     static WCHAR authorW[] = { 'W','i','n','e',0 };
1621     static WCHAR commentW[] = { 'C','r','e','a','t','e','d',' ','b','y',' ','W','i','n','e',0 };
1622     FIXDLEN_DATA fixed;
1623     WORD word, user_data_size = 0;
1624     HANDLE hfile;
1625     DWORD size, ver, disposition, try;
1626     TaskImpl *This = impl_from_IPersistFile(iface);
1627     ITask *task = &This->ITask_iface;
1628     LPWSTR appname = NULL, params = NULL, workdir = NULL, creator = NULL, comment = NULL;
1629     BYTE *user_data = NULL;
1630     HRESULT hr;
1631
1632     TRACE("(%p, %s, %d)\n", iface, debugstr_w(task_name), remember);
1633
1634     disposition = task_name ? CREATE_NEW : OPEN_ALWAYS;
1635
1636     if (!task_name)
1637     {
1638         task_name = This->task_name;
1639         remember = FALSE;
1640     }
1641
1642     ITask_GetComment(task, &comment);
1643     if (!comment) comment = commentW;
1644     ITask_GetCreator(task, &creator);
1645     if (!creator) creator = authorW;
1646     ITask_GetApplicationName(task, &appname);
1647     ITask_GetParameters(task, &params);
1648     ITask_GetWorkingDirectory(task, &workdir);
1649     ITask_GetWorkItemData(task, &user_data_size, &user_data);
1650
1651     ver = GetVersion();
1652     fixed.product_version = MAKEWORD(ver >> 8, ver);
1653     fixed.file_version = 0x0001;
1654     fixed.name_size_offset = sizeof(fixed) + sizeof(USHORT); /* FIXDLEN_DATA + Instance Count */
1655     fixed.trigger_offset = sizeof(fixed) + sizeof(USHORT); /* FIXDLEN_DATA + Instance Count */
1656     fixed.trigger_offset += sizeof(USHORT); /* Application Name */
1657     if (appname)
1658         fixed.trigger_offset += (lstrlenW(appname) + 1) * sizeof(WCHAR);
1659     fixed.trigger_offset += sizeof(USHORT); /* Parameters */
1660     if (params)
1661         fixed.trigger_offset += (lstrlenW(params) + 1) * sizeof(WCHAR);
1662     fixed.trigger_offset += sizeof(USHORT); /* Working Directory */
1663     if (workdir)
1664         fixed.trigger_offset += (lstrlenW(workdir) + 1) * sizeof(WCHAR);
1665     fixed.trigger_offset += sizeof(USHORT); /* Author */
1666     if (creator)
1667         fixed.trigger_offset += (lstrlenW(creator) + 1) * sizeof(WCHAR);
1668     fixed.trigger_offset += sizeof(USHORT); /* Comment */
1669     if (comment)
1670         fixed.trigger_offset += (lstrlenW(comment) + 1) * sizeof(WCHAR);
1671     fixed.trigger_offset += sizeof(USHORT) + user_data_size; /* User Data */
1672     fixed.trigger_offset += 10; /* Reserved Data */
1673
1674     fixed.error_retry_count = 0;
1675     fixed.error_retry_interval = 0;
1676     fixed.idle_wait = This->idle_minutes;
1677     fixed.idle_deadline = This->deadline_minutes;
1678     fixed.priority = This->priority;
1679     fixed.maximum_runtime = This->maxRunTime;
1680     fixed.exit_code = This->exit_code;
1681     if (This->status == SCHED_S_TASK_NOT_SCHEDULED && This->trigger_count)
1682         This->status = SCHED_S_TASK_HAS_NOT_RUN;
1683     fixed.status = This->status;
1684     fixed.flags = This->flags;
1685     fixed.last_runtime = This->last_runtime;
1686
1687     try = 1;
1688     for (;;)
1689     {
1690         hfile = CreateFileW(task_name, GENERIC_READ | GENERIC_WRITE, 0, NULL, disposition, 0, 0);
1691         if (hfile != INVALID_HANDLE_VALUE) break;
1692
1693         if (try++ >= 3)
1694         {
1695             hr = HRESULT_FROM_WIN32(GetLastError());
1696             goto failed;
1697         }
1698         Sleep(100);
1699     }
1700
1701     if (GetLastError() == ERROR_ALREADY_EXISTS)
1702         fixed.uuid = This->uuid;
1703     else
1704         CoCreateGuid(&fixed.uuid);
1705
1706     if (!WriteFile(hfile, &fixed, sizeof(fixed), &size, NULL))
1707     {
1708         hr = HRESULT_FROM_WIN32(GetLastError());
1709         goto failed;
1710     }
1711
1712     /* Instance Count: don't touch it in the client */
1713     if (SetFilePointer(hfile, sizeof(word), NULL, FILE_CURRENT) == INVALID_SET_FILE_POINTER)
1714     {
1715         hr = HRESULT_FROM_WIN32(GetLastError());
1716         goto failed;
1717     }
1718     /* Application Name */
1719     if (!write_unicode_string(hfile, appname))
1720     {
1721         hr = HRESULT_FROM_WIN32(GetLastError());
1722         goto failed;
1723     }
1724     /* Parameters */
1725     if (!write_unicode_string(hfile, params))
1726     {
1727         hr = HRESULT_FROM_WIN32(GetLastError());
1728         goto failed;
1729     }
1730     /* Working Directory */
1731     if (!write_unicode_string(hfile, workdir))
1732     {
1733         hr = HRESULT_FROM_WIN32(GetLastError());
1734         goto failed;
1735     }
1736     /* Author */
1737     if (!write_unicode_string(hfile, creator))
1738     {
1739         hr = HRESULT_FROM_WIN32(GetLastError());
1740         goto failed;
1741     }
1742     /* Comment */
1743     if (!write_unicode_string(hfile, comment))
1744     {
1745         hr = HRESULT_FROM_WIN32(GetLastError());
1746         goto failed;
1747     }
1748
1749     /* User Data */
1750     if (!write_user_data(hfile, user_data, user_data_size))
1751     {
1752         hr = HRESULT_FROM_WIN32(GetLastError());
1753         goto failed;
1754     }
1755
1756     /* Reserved Data */
1757     if (!write_reserved_data(hfile))
1758     {
1759         hr = HRESULT_FROM_WIN32(GetLastError());
1760         goto failed;
1761     }
1762
1763     /* Triggers */
1764     hr = write_triggers(This, hfile);
1765     if (hr != S_OK)
1766         goto failed;
1767
1768     /* Signature */
1769     if (!write_signature(hfile))
1770     {
1771         hr = HRESULT_FROM_WIN32(GetLastError());
1772         goto failed;
1773     }
1774
1775     hr = S_OK;
1776     This->is_dirty = FALSE;
1777
1778 failed:
1779     CoTaskMemFree(appname);
1780     CoTaskMemFree(params);
1781     CoTaskMemFree(workdir);
1782     if (creator != authorW)
1783         CoTaskMemFree(creator);
1784     if (comment != commentW)
1785         CoTaskMemFree(comment);
1786     CoTaskMemFree(user_data);
1787
1788     if (hfile != INVALID_HANDLE_VALUE)
1789     {
1790         CloseHandle(hfile);
1791         if (hr != S_OK)
1792             DeleteFileW(task_name);
1793         else if (remember)
1794         {
1795             heap_free(This->task_name);
1796             This->task_name = heap_strdupW(task_name);
1797         }
1798     }
1799     return hr;
1800 }
1801
1802 static HRESULT WINAPI MSTASK_IPersistFile_SaveCompleted(
1803         IPersistFile* iface,
1804         LPCOLESTR pszFileName)
1805 {
1806     FIXME("(%p, %p): stub\n", iface, pszFileName);
1807     return E_NOTIMPL;
1808 }
1809
1810 static HRESULT WINAPI MSTASK_IPersistFile_GetCurFile(IPersistFile *iface, LPOLESTR *file_name)
1811 {
1812     TaskImpl *This = impl_from_IPersistFile(iface);
1813
1814     TRACE("(%p, %p)\n", iface, file_name);
1815
1816     *file_name = CoTaskMemAlloc((lstrlenW(This->task_name) + 1) * sizeof(WCHAR));
1817     if (!*file_name) return E_OUTOFMEMORY;
1818
1819     lstrcpyW(*file_name, This->task_name);
1820     return S_OK;
1821 }
1822
1823 static const ITaskVtbl MSTASK_ITaskVtbl =
1824 {
1825     MSTASK_ITask_QueryInterface,
1826     MSTASK_ITask_AddRef,
1827     MSTASK_ITask_Release,
1828     MSTASK_ITask_CreateTrigger,
1829     MSTASK_ITask_DeleteTrigger,
1830     MSTASK_ITask_GetTriggerCount,
1831     MSTASK_ITask_GetTrigger,
1832     MSTASK_ITask_GetTriggerString,
1833     MSTASK_ITask_GetRunTimes,
1834     MSTASK_ITask_GetNextRunTime,
1835     MSTASK_ITask_SetIdleWait,
1836     MSTASK_ITask_GetIdleWait,
1837     MSTASK_ITask_Run,
1838     MSTASK_ITask_Terminate,
1839     MSTASK_ITask_EditWorkItem,
1840     MSTASK_ITask_GetMostRecentRunTime,
1841     MSTASK_ITask_GetStatus,
1842     MSTASK_ITask_GetExitCode,
1843     MSTASK_ITask_SetComment,
1844     MSTASK_ITask_GetComment,
1845     MSTASK_ITask_SetCreator,
1846     MSTASK_ITask_GetCreator,
1847     MSTASK_ITask_SetWorkItemData,
1848     MSTASK_ITask_GetWorkItemData,
1849     MSTASK_ITask_SetErrorRetryCount,
1850     MSTASK_ITask_GetErrorRetryCount,
1851     MSTASK_ITask_SetErrorRetryInterval,
1852     MSTASK_ITask_GetErrorRetryInterval,
1853     MSTASK_ITask_SetFlags,
1854     MSTASK_ITask_GetFlags,
1855     MSTASK_ITask_SetAccountInformation,
1856     MSTASK_ITask_GetAccountInformation,
1857     MSTASK_ITask_SetApplicationName,
1858     MSTASK_ITask_GetApplicationName,
1859     MSTASK_ITask_SetParameters,
1860     MSTASK_ITask_GetParameters,
1861     MSTASK_ITask_SetWorkingDirectory,
1862     MSTASK_ITask_GetWorkingDirectory,
1863     MSTASK_ITask_SetPriority,
1864     MSTASK_ITask_GetPriority,
1865     MSTASK_ITask_SetTaskFlags,
1866     MSTASK_ITask_GetTaskFlags,
1867     MSTASK_ITask_SetMaxRunTime,
1868     MSTASK_ITask_GetMaxRunTime
1869 };
1870
1871 static const IPersistFileVtbl MSTASK_IPersistFileVtbl =
1872 {
1873     MSTASK_IPersistFile_QueryInterface,
1874     MSTASK_IPersistFile_AddRef,
1875     MSTASK_IPersistFile_Release,
1876     MSTASK_IPersistFile_GetClassID,
1877     MSTASK_IPersistFile_IsDirty,
1878     MSTASK_IPersistFile_Load,
1879     MSTASK_IPersistFile_Save,
1880     MSTASK_IPersistFile_SaveCompleted,
1881     MSTASK_IPersistFile_GetCurFile
1882 };
1883
1884 HRESULT TaskConstructor(ITaskService *service, const WCHAR *name, ITask **task)
1885 {
1886     static const WCHAR tasksW[] = { '\\','T','a','s','k','s','\\',0 };
1887     static const WCHAR jobW[] = { '.','j','o','b',0 };
1888     TaskImpl *This;
1889     WCHAR task_name[MAX_PATH];
1890     ITaskDefinition *taskdef;
1891     IActionCollection *actions;
1892     HRESULT hr;
1893
1894     TRACE("(%s, %p)\n", debugstr_w(name), task);
1895
1896     if (wcschr(name, '.')) return E_INVALIDARG;
1897
1898     GetWindowsDirectoryW(task_name, MAX_PATH);
1899     lstrcatW(task_name, tasksW);
1900     lstrcatW(task_name, name);
1901     lstrcatW(task_name, jobW);
1902
1903     hr = ITaskService_NewTask(service, 0, &taskdef);
1904     if (hr != S_OK) return hr;
1905
1906     This = heap_alloc(sizeof(*This));
1907     if (!This)
1908     {
1909         ITaskDefinition_Release(taskdef);
1910         return E_OUTOFMEMORY;
1911     }
1912
1913     This->ITask_iface.lpVtbl = &MSTASK_ITaskVtbl;
1914     This->IPersistFile_iface.lpVtbl = &MSTASK_IPersistFileVtbl;
1915     This->ref = 1;
1916     This->task = taskdef;
1917     This->data = NULL;
1918     This->data_count = 0;
1919     This->task_name = heap_strdupW(task_name);
1920     This->flags = 0;
1921     This->status = SCHED_S_TASK_NOT_SCHEDULED;
1922     This->exit_code = 0;
1923     This->idle_minutes = 10;
1924     This->deadline_minutes = 60;
1925     This->priority = NORMAL_PRIORITY_CLASS;
1926     This->accountName = NULL;
1927     This->trigger_count = 0;
1928     This->trigger = NULL;
1929     This->is_dirty = FALSE;
1930     This->instance_count = 0;
1931
1932     memset(&This->last_runtime, 0, sizeof(This->last_runtime));
1933     CoCreateGuid(&This->uuid);
1934
1935     /* Default time is 3 days = 259200000 ms */
1936     This->maxRunTime = 259200000;
1937
1938     hr = ITaskDefinition_get_Actions(This->task, &actions);
1939     if (hr == S_OK)
1940     {
1941         hr = IActionCollection_Create(actions, TASK_ACTION_EXEC, (IAction **)&This->action);
1942         IActionCollection_Release(actions);
1943         if (hr == S_OK)
1944         {
1945             *task = &This->ITask_iface;
1946             InterlockedIncrement(&dll_ref);
1947             return S_OK;
1948         }
1949     }
1950
1951     ITaskDefinition_Release(This->task);
1952     ITask_Release(&This->ITask_iface);
1953     return hr;
1954 }