programs/services/rpc.c

   1 /*
   2  * Services.exe - RPC functions
   3  *
   4  * Copyright 2007 Google (Mikolaj Zalewski)
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define WIN32_LEAN_AND_MEAN
  22
  23 #include <stdarg.h>
  24 #include <windows.h>
  25 #include <winternl.h>
  26 #include <winsvc.h>
  27 #include <ntsecapi.h>
  28 #include <rpc.h>
  29
  30 #include "wine/list.h"
  31 #include "wine/unicode.h"
  32 #include "wine/debug.h"
  33
  34 #include "services.h"
  35 #include "svcctl.h"
  36
  37 extern HANDLE CDECL __wine_make_process_system(void);
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(service);
  40
  41 static const GENERIC_MAPPING g_scm_generic =
  42 {
  43     (STANDARD_RIGHTS_READ | SC_MANAGER_ENUMERATE_SERVICE | SC_MANAGER_QUERY_LOCK_STATUS),
  44     (STANDARD_RIGHTS_WRITE | SC_MANAGER_CREATE_SERVICE | SC_MANAGER_MODIFY_BOOT_CONFIG),
  45     (STANDARD_RIGHTS_EXECUTE | SC_MANAGER_CONNECT | SC_MANAGER_LOCK),
  46     SC_MANAGER_ALL_ACCESS
  47 };
  48
  49 static const GENERIC_MAPPING g_svc_generic =
  50 {
  51     (STANDARD_RIGHTS_READ | SERVICE_QUERY_CONFIG | SERVICE_QUERY_STATUS | SERVICE_INTERROGATE | SERVICE_ENUMERATE_DEPENDENTS),
  52     (STANDARD_RIGHTS_WRITE | SERVICE_CHANGE_CONFIG),
  53     (STANDARD_RIGHTS_EXECUTE | SERVICE_START | SERVICE_STOP | SERVICE_PAUSE_CONTINUE | SERVICE_USER_DEFINED_CONTROL),
  54     SERVICE_ALL_ACCESS
  55 };
  56
  57 typedef enum
  58 {
  59     SC_HTYPE_DONT_CARE = 0,
  60     SC_HTYPE_MANAGER,
  61     SC_HTYPE_SERVICE
  62 } SC_HANDLE_TYPE;
  63
  64 struct sc_handle
  65 {
  66     SC_HANDLE_TYPE type;
  67     DWORD access;
  68 };
  69
  70 struct sc_manager_handle       /* service control manager handle */
  71 {
  72     struct sc_handle hdr;
  73     struct scmdatabase *db;
  74 };
  75
  76 struct sc_service_handle       /* service handle */
  77 {
  78     struct sc_handle hdr;
  79     struct service_entry *service_entry;
  80 };
  81
  82 struct sc_lock
  83 {
  84     struct scmdatabase *db;
  85 };
  86
  87 static void free_service_strings(struct service_entry *old, struct service_entry *new)
  88 {
  89     QUERY_SERVICE_CONFIGW *old_cfg = &old->config;
  90     QUERY_SERVICE_CONFIGW *new_cfg = &new->config;
  91
  92     if (old_cfg->lpBinaryPathName != new_cfg->lpBinaryPathName)
  93         HeapFree(GetProcessHeap(), 0, old_cfg->lpBinaryPathName);
  94
  95     if (old_cfg->lpLoadOrderGroup != new_cfg->lpLoadOrderGroup)
  96         HeapFree(GetProcessHeap(), 0, old_cfg->lpLoadOrderGroup);
  97
  98     if (old_cfg->lpServiceStartName != new_cfg->lpServiceStartName)
  99         HeapFree(GetProcessHeap(), 0, old_cfg->lpServiceStartName);
 100
 101     if (old_cfg->lpDisplayName != new_cfg->lpDisplayName)
 102         HeapFree(GetProcessHeap(), 0, old_cfg->lpDisplayName);
 103
 104     if (old->dependOnServices != new->dependOnServices)
 105         HeapFree(GetProcessHeap(), 0, old->dependOnServices);
 106
 107     if (old->dependOnGroups != new->dependOnGroups)
 108         HeapFree(GetProcessHeap(), 0, old->dependOnGroups);
 109 }
 110
 111 /* Check if the given handle is of the required type and allows the requested access. */
 112 static DWORD validate_context_handle(SC_RPC_HANDLE handle, DWORD type, DWORD needed_access, struct sc_handle **out_hdr)
 113 {
 114     struct sc_handle *hdr = handle;
 115
 116     if (type != SC_HTYPE_DONT_CARE && hdr->type != type)
 117     {
 118         WINE_ERR("Handle is of an invalid type (%d, %d)\n", hdr->type, type);
 119         return ERROR_INVALID_HANDLE;
 120     }
 121
 122     if ((needed_access & hdr->access) != needed_access)
 123     {
 124         WINE_ERR("Access denied - handle created with access %x, needed %x\n", hdr->access, needed_access);
 125         return ERROR_ACCESS_DENIED;
 126     }
 127
 128     *out_hdr = hdr;
 129     return ERROR_SUCCESS;
 130 }
 131
 132 static DWORD validate_scm_handle(SC_RPC_HANDLE handle, DWORD needed_access, struct sc_manager_handle **manager)
 133 {
 134     struct sc_handle *hdr;
 135     DWORD err = validate_context_handle(handle, SC_HTYPE_MANAGER, needed_access, &hdr);
 136     if (err == ERROR_SUCCESS)
 137         *manager = (struct sc_manager_handle *)hdr;
 138     return err;
 139 }
 140
 141 static DWORD validate_service_handle(SC_RPC_HANDLE handle, DWORD needed_access, struct sc_service_handle **service)
 142 {
 143     struct sc_handle *hdr;
 144     DWORD err = validate_context_handle(handle, SC_HTYPE_SERVICE, needed_access, &hdr);
 145     if (err == ERROR_SUCCESS)
 146         *service = (struct sc_service_handle *)hdr;
 147     return err;
 148 }
 149
 150 DWORD __cdecl svcctl_OpenSCManagerW(
 151     MACHINE_HANDLEW MachineName, /* Note: this parameter is ignored */
 152     LPCWSTR DatabaseName,
 153     DWORD dwAccessMask,
 154     SC_RPC_HANDLE *handle)
 155 {
 156     struct sc_manager_handle *manager;
 157
 158     WINE_TRACE("(%s, %s, %x)\n", wine_dbgstr_w(MachineName), wine_dbgstr_w(DatabaseName), dwAccessMask);
 159
 160     if (DatabaseName != NULL && DatabaseName[0])
 161     {
 162         if (strcmpW(DatabaseName, SERVICES_FAILED_DATABASEW) == 0)
 163             return ERROR_DATABASE_DOES_NOT_EXIST;
 164         if (strcmpW(DatabaseName, SERVICES_ACTIVE_DATABASEW) != 0)
 165             return ERROR_INVALID_NAME;
 166     }
 167
 168     if (!(manager = HeapAlloc(GetProcessHeap(), 0, sizeof(*manager))))
 169         return ERROR_NOT_ENOUGH_SERVER_MEMORY;
 170
 171     manager->hdr.type = SC_HTYPE_MANAGER;
 172
 173     if (dwAccessMask & MAXIMUM_ALLOWED)
 174         dwAccessMask |= SC_MANAGER_ALL_ACCESS;
 175     manager->hdr.access = dwAccessMask;
 176     RtlMapGenericMask(&manager->hdr.access, &g_scm_generic);
 177     manager->db = active_database;
 178     *handle = &manager->hdr;
 179
 180     return ERROR_SUCCESS;
 181 }
 182
 183 static void SC_RPC_HANDLE_destroy(SC_RPC_HANDLE handle)
 184 {
 185     struct sc_handle *hdr = handle;
 186     switch (hdr->type)
 187     {
 188         case SC_HTYPE_MANAGER:
 189         {
 190             struct sc_manager_handle *manager = (struct sc_manager_handle *)hdr;
 191             HeapFree(GetProcessHeap(), 0, manager);
 192             break;
 193         }
 194         case SC_HTYPE_SERVICE:
 195         {
 196             struct sc_service_handle *service = (struct sc_service_handle *)hdr;
 197             release_service(service->service_entry);
 198             HeapFree(GetProcessHeap(), 0, service);
 199             break;
 200         }
 201         default:
 202             WINE_ERR("invalid handle type %d\n", hdr->type);
 203             RpcRaiseException(ERROR_INVALID_HANDLE);
 204     }
 205 }
 206
 207 DWORD __cdecl svcctl_GetServiceDisplayNameW(
 208     SC_RPC_HANDLE hSCManager,
 209     LPCWSTR lpServiceName,
 210     WCHAR *lpBuffer,
 211     DWORD *cchBufSize)
 212 {
 213     struct sc_manager_handle *manager;
 214     struct service_entry *entry;
 215     DWORD err;
 216
 217     WINE_TRACE("(%s, %d)\n", wine_dbgstr_w(lpServiceName), *cchBufSize);
 218
 219     if ((err = validate_scm_handle(hSCManager, 0, &manager)) != ERROR_SUCCESS)
 220         return err;
 221
 222     scmdatabase_lock_shared(manager->db);
 223
 224     entry = scmdatabase_find_service(manager->db, lpServiceName);
 225     if (entry != NULL)
 226     {
 227         LPCWSTR name;
 228         int len;
 229         service_lock_shared(entry);
 230         name = get_display_name(entry);
 231         len = strlenW(name);
 232         if (len <= *cchBufSize)
 233         {
 234             err = ERROR_SUCCESS;
 235             memcpy(lpBuffer, name, (len + 1)*sizeof(*name));
 236         }
 237         else
 238             err = ERROR_INSUFFICIENT_BUFFER;
 239         *cchBufSize = len;
 240         service_unlock(entry);
 241     }
 242     else
 243         err = ERROR_SERVICE_DOES_NOT_EXIST;
 244
 245     scmdatabase_unlock(manager->db);
 246
 247     if (err != ERROR_SUCCESS)
 248         lpBuffer[0] = 0;
 249
 250     return err;
 251 }
 252
 253 DWORD __cdecl svcctl_GetServiceKeyNameW(
 254     SC_RPC_HANDLE hSCManager,
 255     LPCWSTR lpServiceDisplayName,
 256     WCHAR *lpBuffer,
 257     DWORD *cchBufSize)
 258 {
 259     struct service_entry *entry;
 260     struct sc_manager_handle *manager;
 261     DWORD err;
 262
 263     WINE_TRACE("(%s, %d)\n", wine_dbgstr_w(lpServiceDisplayName), *cchBufSize);
 264
 265     if ((err = validate_scm_handle(hSCManager, 0, &manager)) != ERROR_SUCCESS)
 266         return err;
 267
 268     scmdatabase_lock_shared(manager->db);
 269
 270     entry = scmdatabase_find_service_by_displayname(manager->db, lpServiceDisplayName);
 271     if (entry != NULL)
 272     {
 273         int len;
 274         service_lock_shared(entry);
 275         len = strlenW(entry->name);
 276         if (len <= *cchBufSize)
 277         {
 278             err = ERROR_SUCCESS;
 279             memcpy(lpBuffer, entry->name, (len + 1)*sizeof(*entry->name));
 280         }
 281         else
 282             err = ERROR_INSUFFICIENT_BUFFER;
 283         *cchBufSize = len;
 284         service_unlock(entry);
 285     }
 286     else
 287         err = ERROR_SERVICE_DOES_NOT_EXIST;
 288
 289     scmdatabase_unlock(manager->db);
 290
 291     if (err != ERROR_SUCCESS)
 292         lpBuffer[0] = 0;
 293
 294     return err;
 295 }
 296
 297 static DWORD create_handle_for_service(struct service_entry *entry, DWORD dwDesiredAccess, SC_RPC_HANDLE *phService)
 298 {
 299     struct sc_service_handle *service;
 300
 301     if (!(service = HeapAlloc(GetProcessHeap(), 0, sizeof(*service))))
 302     {
 303         release_service(entry);
 304         return ERROR_NOT_ENOUGH_SERVER_MEMORY;
 305     }
 306
 307     service->hdr.type = SC_HTYPE_SERVICE;
 308     service->hdr.access = dwDesiredAccess;
 309     RtlMapGenericMask(&service->hdr.access, &g_svc_generic);
 310     service->service_entry = entry;
 311     if (dwDesiredAccess & MAXIMUM_ALLOWED)
 312         dwDesiredAccess |= SERVICE_ALL_ACCESS;
 313
 314     *phService = &service->hdr;
 315     return ERROR_SUCCESS;
 316 }
 317
 318 DWORD __cdecl svcctl_OpenServiceW(
 319     SC_RPC_HANDLE hSCManager,
 320     LPCWSTR lpServiceName,
 321     DWORD dwDesiredAccess,
 322     SC_RPC_HANDLE *phService)
 323 {
 324     struct sc_manager_handle *manager;
 325     struct service_entry *entry;
 326     DWORD err;
 327
 328     WINE_TRACE("(%s, 0x%x)\n", wine_dbgstr_w(lpServiceName), dwDesiredAccess);
 329
 330     if ((err = validate_scm_handle(hSCManager, 0, &manager)) != ERROR_SUCCESS)
 331         return err;
 332     if (!validate_service_name(lpServiceName))
 333         return ERROR_INVALID_NAME;
 334
 335     scmdatabase_lock_shared(manager->db);
 336     entry = scmdatabase_find_service(manager->db, lpServiceName);
 337     if (entry != NULL)
 338         InterlockedIncrement(&entry->ref_count);
 339     scmdatabase_unlock(manager->db);
 340
 341     if (entry == NULL)
 342         return ERROR_SERVICE_DOES_NOT_EXIST;
 343
 344     return create_handle_for_service(entry, dwDesiredAccess, phService);
 345 }
 346
 347 static DWORD parse_dependencies(const WCHAR *dependencies, struct service_entry *entry)
 348 {
 349     WCHAR *services = NULL, *groups, *s;
 350     DWORD len, len_services = 0, len_groups = 0;
 351     const WCHAR *ptr = dependencies;
 352
 353     if (!dependencies || !dependencies[0])
 354     {
 355         entry->dependOnServices = NULL;
 356         entry->dependOnGroups = NULL;
 357         return ERROR_SUCCESS;
 358     }
 359
 360     while (*ptr)
 361     {
 362         len = strlenW(ptr) + 1;
 363         if (ptr[0] == '+' && ptr[1])
 364             len_groups += len - 1;
 365         else
 366             len_services += len;
 367         ptr += len;
 368     }
 369     if (!len_services) entry->dependOnServices = NULL;
 370     else
 371     {
 372         services = HeapAlloc(GetProcessHeap(), 0, (len_services + 1) * sizeof(WCHAR));
 373         if (!services)
 374             return ERROR_OUTOFMEMORY;
 375
 376         s = services;
 377         ptr = dependencies;
 378         while (*ptr)
 379         {
 380             len = strlenW(ptr) + 1;
 381             if (*ptr != '+')
 382             {
 383                 strcpyW(s, ptr);
 384                 s += len;
 385             }
 386             ptr += len;
 387         }
 388         *s = 0;
 389         entry->dependOnServices = services;
 390     }
 391     if (!len_groups) entry->dependOnGroups = NULL;
 392     else
 393     {
 394         groups = HeapAlloc(GetProcessHeap(), 0, (len_groups + 1) * sizeof(WCHAR));
 395         if (!groups)
 396         {
 397             HeapFree(GetProcessHeap(), 0, services);
 398             return ERROR_OUTOFMEMORY;
 399         }
 400         s = groups;
 401         ptr = dependencies;
 402         while (*ptr)
 403         {
 404             len = strlenW(ptr) + 1;
 405             if (ptr[0] == '+' && ptr[1])
 406             {
 407                 strcpyW(s, ptr + 1);
 408                 s += len - 1;
 409             }
 410             ptr += len;
 411         }
 412         *s = 0;
 413         entry->dependOnGroups = groups;
 414     }
 415
 416     return ERROR_SUCCESS;
 417 }
 418
 419 DWORD __cdecl svcctl_CreateServiceW(
 420     SC_RPC_HANDLE hSCManager,
 421     LPCWSTR lpServiceName,
 422     LPCWSTR lpDisplayName,
 423     DWORD dwDesiredAccess,
 424     DWORD dwServiceType,
 425     DWORD dwStartType,
 426     DWORD dwErrorControl,
 427     LPCWSTR lpBinaryPathName,
 428     LPCWSTR lpLoadOrderGroup,
 429     DWORD *lpdwTagId,
 430     const BYTE *lpDependencies,
 431     DWORD dwDependenciesSize,
 432     LPCWSTR lpServiceStartName,
 433     const BYTE *lpPassword,
 434     DWORD dwPasswordSize,
 435     SC_RPC_HANDLE *phService)
 436 {
 437     struct sc_manager_handle *manager;
 438     struct service_entry *entry;
 439     DWORD err;
 440
 441     WINE_TRACE("(%s, %s, 0x%x, %s)\n", wine_dbgstr_w(lpServiceName), wine_dbgstr_w(lpDisplayName), dwDesiredAccess, wine_dbgstr_w(lpBinaryPathName));
 442
 443     if ((err = validate_scm_handle(hSCManager, SC_MANAGER_CREATE_SERVICE, &manager)) != ERROR_SUCCESS)
 444         return err;
 445
 446     if (!validate_service_name(lpServiceName))
 447         return ERROR_INVALID_NAME;
 448     if (!check_multisz((LPCWSTR)lpDependencies, dwDependenciesSize) || !lpServiceName[0] || !lpBinaryPathName[0])
 449         return ERROR_INVALID_PARAMETER;
 450
 451     if (lpPassword)
 452         WINE_FIXME("Don't know how to add a password\n");   /* I always get ERROR_GEN_FAILURE */
 453
 454     err = service_create(lpServiceName, &entry);
 455     if (err != ERROR_SUCCESS)
 456         return err;
 457
 458     err = parse_dependencies((LPCWSTR)lpDependencies, entry);
 459     if (err != ERROR_SUCCESS)
 460         return err;
 461
 462     entry->ref_count = 1;
 463     entry->config.dwServiceType = entry->status.dwServiceType = dwServiceType;
 464     entry->config.dwStartType = dwStartType;
 465     entry->config.dwErrorControl = dwErrorControl;
 466     entry->config.lpBinaryPathName = strdupW(lpBinaryPathName);
 467     entry->config.lpLoadOrderGroup = strdupW(lpLoadOrderGroup);
 468     entry->config.lpServiceStartName = strdupW(lpServiceStartName);
 469     entry->config.lpDisplayName = strdupW(lpDisplayName);
 470
 471     if (lpdwTagId)      /* TODO: In most situations a non-NULL TagId will generate an ERROR_INVALID_PARAMETER. */
 472         entry->config.dwTagId = *lpdwTagId;
 473     else
 474         entry->config.dwTagId = 0;
 475
 476     /* other fields NULL*/
 477
 478     if (!validate_service_config(entry))
 479     {
 480         WINE_ERR("Invalid data while trying to create service\n");
 481         free_service_entry(entry);
 482         return ERROR_INVALID_PARAMETER;
 483     }
 484
 485     scmdatabase_lock_exclusive(manager->db);
 486
 487     if (scmdatabase_find_service(manager->db, lpServiceName))
 488     {
 489         scmdatabase_unlock(manager->db);
 490         free_service_entry(entry);
 491         return ERROR_SERVICE_EXISTS;
 492     }
 493
 494     if (scmdatabase_find_service_by_displayname(manager->db, get_display_name(entry)))
 495     {
 496         scmdatabase_unlock(manager->db);
 497         free_service_entry(entry);
 498         return ERROR_DUPLICATE_SERVICE_NAME;
 499     }
 500
 501     err = scmdatabase_add_service(manager->db, entry);
 502     if (err != ERROR_SUCCESS)
 503     {
 504         scmdatabase_unlock(manager->db);
 505         free_service_entry(entry);
 506         return err;
 507     }
 508     scmdatabase_unlock(manager->db);
 509
 510     return create_handle_for_service(entry, dwDesiredAccess, phService);
 511 }
 512
 513 DWORD __cdecl svcctl_DeleteService(
 514     SC_RPC_HANDLE hService)
 515 {
 516     struct sc_service_handle *service;
 517     DWORD err;
 518
 519     if ((err = validate_service_handle(hService, DELETE, &service)) != ERROR_SUCCESS)
 520         return err;
 521
 522     scmdatabase_lock_exclusive(service->service_entry->db);
 523     service_lock_exclusive(service->service_entry);
 524
 525     if (!is_marked_for_delete(service->service_entry))
 526         err = scmdatabase_remove_service(service->service_entry->db, service->service_entry);
 527     else
 528         err = ERROR_SERVICE_MARKED_FOR_DELETE;
 529
 530     service_unlock(service->service_entry);
 531     scmdatabase_unlock(service->service_entry->db);
 532
 533     return err;
 534 }
 535
 536 DWORD __cdecl svcctl_QueryServiceConfigW(
 537         SC_RPC_HANDLE hService,
 538         QUERY_SERVICE_CONFIGW *config)
 539 {
 540     struct sc_service_handle *service;
 541     DWORD err;
 542
 543     WINE_TRACE("(%p)\n", config);
 544
 545     if ((err = validate_service_handle(hService, SERVICE_QUERY_CONFIG, &service)) != 0)
 546         return err;
 547
 548     service_lock_shared(service->service_entry);
 549     config->dwServiceType = service->service_entry->config.dwServiceType;
 550     config->dwStartType = service->service_entry->config.dwStartType;
 551     config->dwErrorControl = service->service_entry->config.dwErrorControl;
 552     config->lpBinaryPathName = strdupW(service->service_entry->config.lpBinaryPathName);
 553     config->lpLoadOrderGroup = strdupW(service->service_entry->config.lpLoadOrderGroup);
 554     config->dwTagId = service->service_entry->config.dwTagId;
 555     config->lpDependencies = NULL; /* TODO */
 556     config->lpServiceStartName = strdupW(service->service_entry->config.lpServiceStartName);
 557     config->lpDisplayName = strdupW(service->service_entry->config.lpDisplayName);
 558     service_unlock(service->service_entry);
 559
 560     return ERROR_SUCCESS;
 561 }
 562
 563 DWORD __cdecl svcctl_ChangeServiceConfigW(
 564         SC_RPC_HANDLE hService,
 565         DWORD dwServiceType,
 566         DWORD dwStartType,
 567         DWORD dwErrorControl,
 568         LPCWSTR lpBinaryPathName,
 569         LPCWSTR lpLoadOrderGroup,
 570         DWORD *lpdwTagId,
 571         const BYTE *lpDependencies,
 572         DWORD dwDependenciesSize,
 573         LPCWSTR lpServiceStartName,
 574         const BYTE *lpPassword,
 575         DWORD dwPasswordSize,
 576         LPCWSTR lpDisplayName)
 577 {
 578     struct service_entry new_entry, *entry;
 579     struct sc_service_handle *service;
 580     DWORD err;
 581
 582     WINE_TRACE("\n");
 583
 584     if ((err = validate_service_handle(hService, SERVICE_CHANGE_CONFIG, &service)) != 0)
 585         return err;
 586
 587     if (!check_multisz((LPCWSTR)lpDependencies, dwDependenciesSize))
 588         return ERROR_INVALID_PARAMETER;
 589
 590     /* first check if the new configuration is correct */
 591     service_lock_exclusive(service->service_entry);
 592
 593     if (is_marked_for_delete(service->service_entry))
 594     {
 595         service_unlock(service->service_entry);
 596         return ERROR_SERVICE_MARKED_FOR_DELETE;
 597     }
 598
 599     if (lpDisplayName != NULL &&
 600         (entry = scmdatabase_find_service_by_displayname(service->service_entry->db, lpDisplayName)) &&
 601         (entry != service->service_entry))
 602     {
 603         service_unlock(service->service_entry);
 604         return ERROR_DUPLICATE_SERVICE_NAME;
 605     }
 606
 607     new_entry = *service->service_entry;
 608
 609     if (dwServiceType != SERVICE_NO_CHANGE)
 610         new_entry.config.dwServiceType = dwServiceType;
 611
 612     if (dwStartType != SERVICE_NO_CHANGE)
 613         new_entry.config.dwStartType = dwStartType;
 614
 615     if (dwErrorControl != SERVICE_NO_CHANGE)
 616         new_entry.config.dwErrorControl = dwErrorControl;
 617
 618     if (lpBinaryPathName != NULL)
 619         new_entry.config.lpBinaryPathName = (LPWSTR)lpBinaryPathName;
 620
 621     if (lpLoadOrderGroup != NULL)
 622         new_entry.config.lpLoadOrderGroup = (LPWSTR)lpLoadOrderGroup;
 623
 624     if (lpdwTagId != NULL)
 625         WINE_FIXME("Changing tag id not supported\n");
 626
 627     if (lpServiceStartName != NULL)
 628         new_entry.config.lpServiceStartName = (LPWSTR)lpServiceStartName;
 629
 630     if (lpPassword != NULL)
 631         WINE_FIXME("Setting password not supported\n");
 632
 633     if (lpDisplayName != NULL)
 634         new_entry.config.lpDisplayName = (LPWSTR)lpDisplayName;
 635
 636     err = parse_dependencies((LPCWSTR)lpDependencies, &new_entry);
 637     if (err != ERROR_SUCCESS)
 638     {
 639         service_unlock(service->service_entry);
 640         return err;
 641     }
 642
 643     if (!validate_service_config(&new_entry))
 644     {
 645         WINE_ERR("The configuration after the change wouldn't be valid\n");
 646         service_unlock(service->service_entry);
 647         return ERROR_INVALID_PARAMETER;
 648     }
 649
 650     /* configuration OK. The strings needs to be duplicated */
 651     if (lpBinaryPathName != NULL)
 652         new_entry.config.lpBinaryPathName = strdupW(lpBinaryPathName);
 653
 654     if (lpLoadOrderGroup != NULL)
 655         new_entry.config.lpLoadOrderGroup = strdupW(lpLoadOrderGroup);
 656
 657     if (lpServiceStartName != NULL)
 658         new_entry.config.lpServiceStartName = strdupW(lpServiceStartName);
 659
 660     if (lpDisplayName != NULL)
 661         new_entry.config.lpDisplayName = strdupW(lpDisplayName);
 662
 663     /* try to save to Registry, commit or rollback depending on success */
 664     err = save_service_config(&new_entry);
 665     if (ERROR_SUCCESS == err)
 666     {
 667         free_service_strings(service->service_entry, &new_entry);
 668         *service->service_entry = new_entry;
 669     }
 670     else free_service_strings(&new_entry, service->service_entry);
 671     service_unlock(service->service_entry);
 672
 673     return err;
 674 }
 675
 676 DWORD __cdecl svcctl_SetServiceStatus(
 677     SC_RPC_HANDLE hServiceStatus,
 678     LPSERVICE_STATUS lpServiceStatus)
 679 {
 680     struct sc_service_handle *service;
 681     DWORD err;
 682
 683     WINE_TRACE("(%p, %p)\n", hServiceStatus, lpServiceStatus);
 684
 685     if ((err = validate_service_handle(hServiceStatus, SERVICE_SET_STATUS, &service)) != 0)
 686         return err;
 687
 688     service_lock_exclusive(service->service_entry);
 689     /* FIXME: be a bit more discriminant about what parts of the status we set
 690      * and check that fields are valid */
 691     service->service_entry->status.dwServiceType = lpServiceStatus->dwServiceType;
 692     service->service_entry->status.dwCurrentState = lpServiceStatus->dwCurrentState;
 693     service->service_entry->status.dwControlsAccepted = lpServiceStatus->dwControlsAccepted;
 694     service->service_entry->status.dwWin32ExitCode = lpServiceStatus->dwWin32ExitCode;
 695     service->service_entry->status.dwServiceSpecificExitCode = lpServiceStatus->dwServiceSpecificExitCode;
 696     service->service_entry->status.dwCheckPoint = lpServiceStatus->dwCheckPoint;
 697     service->service_entry->status.dwWaitHint = lpServiceStatus->dwWaitHint;
 698     service_unlock(service->service_entry);
 699
 700     if (service->service_entry->status_changed_event)
 701         SetEvent(service->service_entry->status_changed_event);
 702
 703     return ERROR_SUCCESS;
 704 }
 705
 706 DWORD __cdecl svcctl_ChangeServiceConfig2W( SC_RPC_HANDLE hService, DWORD level, SERVICE_CONFIG2W *config )
 707 {
 708     struct sc_service_handle *service;
 709     DWORD err;
 710
 711     if ((err = validate_service_handle(hService, SERVICE_CHANGE_CONFIG, &service)) != 0)
 712         return err;
 713
 714     switch (level)
 715     {
 716     case SERVICE_CONFIG_DESCRIPTION:
 717         {
 718             WCHAR *descr = NULL;
 719
 720             if (config->descr.lpDescription[0])
 721             {
 722                 if (!(descr = strdupW( config->descr.lpDescription )))
 723                     return ERROR_NOT_ENOUGH_MEMORY;
 724             }
 725
 726             WINE_TRACE( "changing service %p descr to %s\n", service, wine_dbgstr_w(descr) );
 727             service_lock_exclusive( service->service_entry );
 728             HeapFree( GetProcessHeap(), 0, service->service_entry->description );
 729             service->service_entry->description = descr;
 730             save_service_config( service->service_entry );
 731             service_unlock( service->service_entry );
 732         }
 733         break;
 734     case SERVICE_CONFIG_FAILURE_ACTIONS:
 735         WINE_FIXME( "SERVICE_CONFIG_FAILURE_ACTIONS not implemented: period %u msg %s cmd %s\n",
 736                     config->actions.dwResetPeriod,
 737                     wine_dbgstr_w(config->actions.lpRebootMsg),
 738                     wine_dbgstr_w(config->actions.lpCommand) );
 739         break;
 740     default:
 741         WINE_FIXME("level %u not implemented\n", level);
 742         err = ERROR_INVALID_LEVEL;
 743         break;
 744     }
 745     return err;
 746 }
 747
 748 DWORD __cdecl svcctl_QueryServiceConfig2W( SC_RPC_HANDLE hService, DWORD level,
 749                                            BYTE *buffer, DWORD size, LPDWORD needed )
 750 {
 751     struct sc_service_handle *service;
 752     DWORD err;
 753
 754     memset(buffer, 0, size);
 755
 756     if ((err = validate_service_handle(hService, SERVICE_QUERY_STATUS, &service)) != 0)
 757         return err;
 758
 759     switch (level)
 760     {
 761     case SERVICE_CONFIG_DESCRIPTION:
 762         {
 763             SERVICE_DESCRIPTIONW *descr = (SERVICE_DESCRIPTIONW *)buffer;
 764
 765             service_lock_shared(service->service_entry);
 766             *needed = sizeof(*descr);
 767             if (service->service_entry->description)
 768                 *needed += (strlenW(service->service_entry->description) + 1) * sizeof(WCHAR);
 769             if (size >= *needed)
 770             {
 771                 if (service->service_entry->description)
 772                 {
 773                     /* store a buffer offset instead of a pointer */
 774                     descr->lpDescription = (WCHAR *)((BYTE *)(descr + 1) - buffer);
 775                     strcpyW( (WCHAR *)(descr + 1), service->service_entry->description );
 776                 }
 777                 else descr->lpDescription = NULL;
 778             }
 779             else err = ERROR_INSUFFICIENT_BUFFER;
 780             service_unlock(service->service_entry);
 781         }
 782         break;
 783
 784     default:
 785         WINE_FIXME("level %u not implemented\n", level);
 786         err = ERROR_INVALID_LEVEL;
 787         break;
 788     }
 789     return err;
 790 }
 791
 792 DWORD __cdecl svcctl_QueryServiceStatusEx(
 793     SC_RPC_HANDLE hService,
 794     SC_STATUS_TYPE InfoLevel,
 795     BYTE *lpBuffer,
 796     DWORD cbBufSize,
 797     LPDWORD pcbBytesNeeded)
 798 {
 799     struct sc_service_handle *service;
 800     DWORD err;
 801     LPSERVICE_STATUS_PROCESS pSvcStatusData;
 802
 803     memset(lpBuffer, 0, cbBufSize);
 804
 805     if ((err = validate_service_handle(hService, SERVICE_QUERY_STATUS, &service)) != 0)
 806         return err;
 807
 808     if (InfoLevel != SC_STATUS_PROCESS_INFO)
 809         return ERROR_INVALID_LEVEL;
 810
 811     pSvcStatusData = (LPSERVICE_STATUS_PROCESS) lpBuffer;
 812     if (pSvcStatusData == NULL)
 813         return ERROR_INVALID_PARAMETER;
 814
 815     if (cbBufSize < sizeof(SERVICE_STATUS_PROCESS))
 816     {
 817         if( pcbBytesNeeded != NULL)
 818             *pcbBytesNeeded = sizeof(SERVICE_STATUS_PROCESS);
 819
 820         return ERROR_INSUFFICIENT_BUFFER;
 821     }
 822
 823     service_lock_shared(service->service_entry);
 824
 825     pSvcStatusData->dwServiceType = service->service_entry->status.dwServiceType;
 826     pSvcStatusData->dwCurrentState = service->service_entry->status.dwCurrentState;
 827     pSvcStatusData->dwControlsAccepted = service->service_entry->status.dwControlsAccepted;
 828     pSvcStatusData->dwWin32ExitCode = service->service_entry->status.dwWin32ExitCode;
 829     pSvcStatusData->dwServiceSpecificExitCode = service->service_entry->status.dwServiceSpecificExitCode;
 830     pSvcStatusData->dwCheckPoint = service->service_entry->status.dwCheckPoint;
 831     pSvcStatusData->dwWaitHint = service->service_entry->status.dwWaitHint;
 832     pSvcStatusData->dwProcessId = service->service_entry->status.dwProcessId;
 833     pSvcStatusData->dwServiceFlags = service->service_entry->status.dwServiceFlags;
 834
 835     service_unlock(service->service_entry);
 836
 837     return ERROR_SUCCESS;
 838 }
 839
 840 /******************************************************************************
 841  * service_accepts_control
 842  */
 843 static BOOL service_accepts_control(const struct service_entry *service, DWORD dwControl)
 844 {
 845     DWORD a = service->status.dwControlsAccepted;
 846
 847     switch (dwControl)
 848     {
 849     case SERVICE_CONTROL_INTERROGATE:
 850         return TRUE;
 851     case SERVICE_CONTROL_STOP:
 852         if (a&SERVICE_ACCEPT_STOP)
 853             return TRUE;
 854         break;
 855     case SERVICE_CONTROL_SHUTDOWN:
 856         if (a&SERVICE_ACCEPT_SHUTDOWN)
 857             return TRUE;
 858         break;
 859     case SERVICE_CONTROL_PAUSE:
 860     case SERVICE_CONTROL_CONTINUE:
 861         if (a&SERVICE_ACCEPT_PAUSE_CONTINUE)
 862             return TRUE;
 863         break;
 864     case SERVICE_CONTROL_PARAMCHANGE:
 865         if (a&SERVICE_ACCEPT_PARAMCHANGE)
 866             return TRUE;
 867         break;
 868     case SERVICE_CONTROL_NETBINDADD:
 869     case SERVICE_CONTROL_NETBINDREMOVE:
 870     case SERVICE_CONTROL_NETBINDENABLE:
 871     case SERVICE_CONTROL_NETBINDDISABLE:
 872         if (a&SERVICE_ACCEPT_NETBINDCHANGE)
 873             return TRUE;
 874     case SERVICE_CONTROL_HARDWAREPROFILECHANGE:
 875         if (a&SERVICE_ACCEPT_HARDWAREPROFILECHANGE)
 876             return TRUE;
 877         break;
 878     case SERVICE_CONTROL_POWEREVENT:
 879         if (a&SERVICE_ACCEPT_POWEREVENT)
 880             return TRUE;
 881         break;
 882     case SERVICE_CONTROL_SESSIONCHANGE:
 883         if (a&SERVICE_ACCEPT_SESSIONCHANGE)
 884             return TRUE;
 885         break;
 886     }
 887     return FALSE;
 888 }
 889
 890 /******************************************************************************
 891  * service_send_command
 892  */
 893 BOOL service_send_command( struct service_entry *service, HANDLE pipe,
 894                            const void *data, DWORD size, DWORD *result )
 895 {
 896     OVERLAPPED overlapped;
 897     DWORD count;
 898     BOOL r;
 899
 900     overlapped.hEvent = service->overlapped_event;
 901     r = WriteFile(pipe, data, size, &count, &overlapped);
 902     if (!r && GetLastError() == ERROR_IO_PENDING)
 903     {
 904         WaitForSingleObject( service->overlapped_event, service_pipe_timeout );
 905         r = GetOverlappedResult( pipe, &overlapped, &count, FALSE );
 906     }
 907     if (!r || count != size)
 908     {
 909         WINE_ERR("service protocol error - failed to write pipe!\n");
 910         return FALSE;
 911     }
 912     r = ReadFile(pipe, result, sizeof *result, &count, &overlapped);
 913     if (!r && GetLastError() == ERROR_IO_PENDING)
 914     {
 915         WaitForSingleObject( service->overlapped_event, service_pipe_timeout );
 916         r = GetOverlappedResult( pipe, &overlapped, &count, FALSE );
 917     }
 918     if (!r || count != sizeof *result)
 919     {
 920         WINE_ERR("service protocol error - failed to read pipe "
 921             "r = %d  count = %d!\n", r, count);
 922         return FALSE;
 923     }
 924     return r;
 925 }
 926
 927 /******************************************************************************
 928  * service_send_control
 929  */
 930 static BOOL service_send_control(struct service_entry *service, HANDLE pipe, DWORD dwControl, DWORD *result)
 931 {
 932     service_start_info *ssi;
 933     DWORD len;
 934     BOOL r;
 935
 936     /* calculate how much space we need to send the startup info */
 937     len = strlenW(service->name) + 1;
 938
 939     ssi = HeapAlloc(GetProcessHeap(),0,FIELD_OFFSET(service_start_info, data[len]));
 940     ssi->cmd = WINESERV_SENDCONTROL;
 941     ssi->control = dwControl;
 942     ssi->total_size = FIELD_OFFSET(service_start_info, data[len]);
 943     ssi->name_size = strlenW(service->name) + 1;
 944     strcpyW( ssi->data, service->name );
 945
 946     r = service_send_command( service, pipe, ssi, ssi->total_size, result );
 947     HeapFree( GetProcessHeap(), 0, ssi );
 948     return r;
 949 }
 950
 951 DWORD __cdecl svcctl_StartServiceW(
 952     SC_RPC_HANDLE hService,
 953     DWORD dwNumServiceArgs,
 954     LPCWSTR *lpServiceArgVectors)
 955 {
 956     struct sc_service_handle *service;
 957     DWORD err;
 958
 959     WINE_TRACE("(%p, %d, %p)\n", hService, dwNumServiceArgs, lpServiceArgVectors);
 960
 961     if ((err = validate_service_handle(hService, SERVICE_START, &service)) != 0)
 962         return err;
 963
 964     err = service_start(service->service_entry, dwNumServiceArgs, lpServiceArgVectors);
 965
 966     return err;
 967 }
 968
 969 DWORD __cdecl svcctl_ControlService(
 970     SC_RPC_HANDLE hService,
 971     DWORD dwControl,
 972     SERVICE_STATUS *lpServiceStatus)
 973 {
 974     DWORD access_required;
 975     struct sc_service_handle *service;
 976     DWORD err;
 977     BOOL ret;
 978     HANDLE control_mutex;
 979     HANDLE control_pipe;
 980
 981     WINE_TRACE("(%p, %d, %p)\n", hService, dwControl, lpServiceStatus);
 982
 983     switch (dwControl)
 984     {
 985     case SERVICE_CONTROL_CONTINUE:
 986     case SERVICE_CONTROL_NETBINDADD:
 987     case SERVICE_CONTROL_NETBINDDISABLE:
 988     case SERVICE_CONTROL_NETBINDENABLE:
 989     case SERVICE_CONTROL_NETBINDREMOVE:
 990     case SERVICE_CONTROL_PARAMCHANGE:
 991     case SERVICE_CONTROL_PAUSE:
 992         access_required = SERVICE_PAUSE_CONTINUE;
 993         break;
 994     case SERVICE_CONTROL_INTERROGATE:
 995         access_required = SERVICE_INTERROGATE;
 996         break;
 997     case SERVICE_CONTROL_STOP:
 998         access_required = SERVICE_STOP;
 999         break;
1000     default:
1001         if (dwControl >= 128 && dwControl <= 255)
1002             access_required = SERVICE_USER_DEFINED_CONTROL;
1003         else
1004             return ERROR_INVALID_PARAMETER;
1005     }
1006
1007     if ((err = validate_service_handle(hService, access_required, &service)) != 0)
1008         return err;
1009
1010     service_lock_exclusive(service->service_entry);
1011
1012     if (lpServiceStatus)
1013     {
1014         lpServiceStatus->dwServiceType = service->service_entry->status.dwServiceType;
1015         lpServiceStatus->dwCurrentState = service->service_entry->status.dwCurrentState;
1016         lpServiceStatus->dwControlsAccepted = service->service_entry->status.dwControlsAccepted;
1017         lpServiceStatus->dwWin32ExitCode = service->service_entry->status.dwWin32ExitCode;
1018         lpServiceStatus->dwServiceSpecificExitCode = service->service_entry->status.dwServiceSpecificExitCode;
1019         lpServiceStatus->dwCheckPoint = service->service_entry->status.dwCheckPoint;
1020         lpServiceStatus->dwWaitHint = service->service_entry->status.dwWaitHint;
1021     }
1022
1023     if (!service_accepts_control(service->service_entry, dwControl))
1024     {
1025         service_unlock(service->service_entry);
1026         return ERROR_INVALID_SERVICE_CONTROL;
1027     }
1028
1029     switch (service->service_entry->status.dwCurrentState)
1030     {
1031     case SERVICE_STOPPED:
1032         service_unlock(service->service_entry);
1033         return ERROR_SERVICE_NOT_ACTIVE;
1034     case SERVICE_START_PENDING:
1035         if (dwControl==SERVICE_CONTROL_STOP)
1036             break;
1037         /* fall thru */
1038     case SERVICE_STOP_PENDING:
1039         service_unlock(service->service_entry);
1040         return ERROR_SERVICE_CANNOT_ACCEPT_CTRL;
1041     }
1042
1043     /* prevent races by caching these variables and clearing them on
1044      * stop here instead of outside the services lock */
1045     control_mutex = service->service_entry->control_mutex;
1046     control_pipe = service->service_entry->control_pipe;
1047     if (dwControl == SERVICE_CONTROL_STOP)
1048     {
1049         service->service_entry->control_mutex = NULL;
1050         service->service_entry->control_pipe = INVALID_HANDLE_VALUE;
1051     }
1052
1053     service_unlock(service->service_entry);
1054
1055     ret = WaitForSingleObject(control_mutex, 30000);
1056     if (ret == WAIT_OBJECT_0)
1057     {
1058         DWORD result = ERROR_SUCCESS;
1059
1060         ret = service_send_control(service->service_entry, control_pipe, dwControl, &result);
1061
1062         if (dwControl == SERVICE_CONTROL_STOP)
1063         {
1064             CloseHandle(control_mutex);
1065             CloseHandle(control_pipe);
1066         }
1067         else
1068             ReleaseMutex(control_mutex);
1069
1070         return result;
1071     }
1072     else
1073     {
1074         if (dwControl == SERVICE_CONTROL_STOP)
1075         {
1076             CloseHandle(control_mutex);
1077             CloseHandle(control_pipe);
1078         }
1079         return ERROR_SERVICE_REQUEST_TIMEOUT;
1080     }
1081 }
1082
1083 DWORD __cdecl svcctl_CloseServiceHandle(
1084     SC_RPC_HANDLE *handle)
1085 {
1086     WINE_TRACE("(&%p)\n", *handle);
1087
1088     SC_RPC_HANDLE_destroy(*handle);
1089     *handle = NULL;
1090
1091     return ERROR_SUCCESS;
1092 }
1093
1094 static void SC_RPC_LOCK_destroy(SC_RPC_LOCK hLock)
1095 {
1096     struct sc_lock *lock = hLock;
1097     scmdatabase_unlock_startup(lock->db);
1098     HeapFree(GetProcessHeap(), 0, lock);
1099 }
1100
1101 void __RPC_USER SC_RPC_LOCK_rundown(SC_RPC_LOCK hLock)
1102 {
1103     SC_RPC_LOCK_destroy(hLock);
1104 }
1105
1106 DWORD __cdecl svcctl_LockServiceDatabase(
1107     SC_RPC_HANDLE hSCManager,
1108     SC_RPC_LOCK *phLock)
1109 {
1110     struct sc_manager_handle *manager;
1111     struct sc_lock *lock;
1112     DWORD err;
1113
1114     WINE_TRACE("(%p, %p)\n", hSCManager, phLock);
1115
1116     if ((err = validate_scm_handle(hSCManager, SC_MANAGER_LOCK, &manager)) != ERROR_SUCCESS)
1117         return err;
1118
1119     err = scmdatabase_lock_startup(manager->db);
1120     if (err != ERROR_SUCCESS)
1121         return err;
1122
1123     lock = HeapAlloc(GetProcessHeap(), 0, sizeof(struct sc_lock));
1124     if (!lock)
1125     {
1126         scmdatabase_unlock_startup(manager->db);
1127         return ERROR_NOT_ENOUGH_SERVER_MEMORY;
1128     }
1129
1130     lock->db = manager->db;
1131     *phLock = lock;
1132
1133     return ERROR_SUCCESS;
1134 }
1135
1136 DWORD __cdecl svcctl_UnlockServiceDatabase(
1137     SC_RPC_LOCK *phLock)
1138 {
1139     WINE_TRACE("(&%p)\n", *phLock);
1140
1141     SC_RPC_LOCK_destroy(*phLock);
1142     *phLock = NULL;
1143
1144     return ERROR_SUCCESS;
1145 }
1146
1147 static BOOL map_state(DWORD state, DWORD mask)
1148 {
1149     switch (state)
1150     {
1151     case SERVICE_START_PENDING:
1152     case SERVICE_STOP_PENDING:
1153     case SERVICE_RUNNING:
1154     case SERVICE_CONTINUE_PENDING:
1155     case SERVICE_PAUSE_PENDING:
1156     case SERVICE_PAUSED:
1157         if (SERVICE_ACTIVE & mask) return TRUE;
1158         break;
1159     case SERVICE_STOPPED:
1160         if (SERVICE_INACTIVE & mask) return TRUE;
1161         break;
1162     default:
1163         WINE_ERR("unknown state %u\n", state);
1164         break;
1165     }
1166     return FALSE;
1167 }
1168
1169 DWORD __cdecl svcctl_EnumServicesStatusW(
1170     SC_RPC_HANDLE hmngr,
1171     DWORD type,
1172     DWORD state,
1173     BYTE *buffer,
1174     DWORD size,
1175     LPDWORD needed,
1176     LPDWORD returned)
1177 {
1178     DWORD err, sz, total_size, num_services;
1179     DWORD_PTR offset;
1180     struct sc_manager_handle *manager;
1181     struct service_entry *service;
1182     ENUM_SERVICE_STATUSW *s;
1183
1184     WINE_TRACE("(%p, 0x%x, 0x%x, %p, %u, %p, %p)\n", hmngr, type, state, buffer, size, needed, returned);
1185
1186     if (!type || !state)
1187         return ERROR_INVALID_PARAMETER;
1188
1189     if ((err = validate_scm_handle(hmngr, SC_MANAGER_ENUMERATE_SERVICE, &manager)) != ERROR_SUCCESS)
1190         return err;
1191
1192     scmdatabase_lock_exclusive(manager->db);
1193
1194     total_size = num_services = 0;
1195     LIST_FOR_EACH_ENTRY(service, &manager->db->services, struct service_entry, entry)
1196     {
1197         if ((service->status.dwServiceType & type) && map_state(service->status.dwCurrentState, state))
1198         {
1199             total_size += sizeof(ENUM_SERVICE_STATUSW);
1200             total_size += (strlenW(service->name) + 1) * sizeof(WCHAR);
1201             if (service->config.lpDisplayName)
1202             {
1203                 total_size += (strlenW(service->config.lpDisplayName) + 1) * sizeof(WCHAR);
1204             }
1205             num_services++;
1206         }
1207     }
1208     *returned = 0;
1209     *needed = total_size;
1210     if (total_size > size)
1211     {
1212         scmdatabase_unlock(manager->db);
1213         return ERROR_MORE_DATA;
1214     }
1215     s = (ENUM_SERVICE_STATUSW *)buffer;
1216     offset = num_services * sizeof(ENUM_SERVICE_STATUSW);
1217     LIST_FOR_EACH_ENTRY(service, &manager->db->services, struct service_entry, entry)
1218     {
1219         if ((service->status.dwServiceType & type) && map_state(service->status.dwCurrentState, state))
1220         {
1221             sz = (strlenW(service->name) + 1) * sizeof(WCHAR);
1222             memcpy(buffer + offset, service->name, sz);
1223             s->lpServiceName = (WCHAR *)offset; /* store a buffer offset instead of a pointer */
1224             offset += sz;
1225
1226             if (!service->config.lpDisplayName) s->lpDisplayName = NULL;
1227             else
1228             {
1229                 sz = (strlenW(service->config.lpDisplayName) + 1) * sizeof(WCHAR);
1230                 memcpy(buffer + offset, service->config.lpDisplayName, sz);
1231                 s->lpDisplayName = (WCHAR *)offset;
1232                 offset += sz;
1233             }
1234             memcpy(&s->ServiceStatus, &service->status, sizeof(SERVICE_STATUS));
1235             s++;
1236         }
1237     }
1238     *returned = num_services;
1239     *needed = 0;
1240     scmdatabase_unlock(manager->db);
1241     return ERROR_SUCCESS;
1242 }
1243
1244 static struct service_entry *find_service_by_group(struct scmdatabase *db, const WCHAR *group)
1245 {
1246     struct service_entry *service;
1247     LIST_FOR_EACH_ENTRY(service, &db->services, struct service_entry, entry)
1248     {
1249         if (service->config.lpLoadOrderGroup && !strcmpiW(group, service->config.lpLoadOrderGroup))
1250             return service;
1251     }
1252     return NULL;
1253 }
1254
1255 static BOOL match_group(const WCHAR *g1, const WCHAR *g2)
1256 {
1257     if (!g2) return TRUE;
1258     if (!g2[0] && (!g1 || !g1[0])) return TRUE;
1259     if (g1 && !strcmpW(g1, g2)) return TRUE;
1260     return FALSE;
1261 }
1262
1263 DWORD __cdecl svcctl_EnumServicesStatusExW(
1264     SC_RPC_HANDLE hmngr,
1265     DWORD type,
1266     DWORD state,
1267     BYTE *buffer,
1268     DWORD size,
1269     LPDWORD needed,
1270     LPDWORD returned,
1271     LPCWSTR group)
1272 {
1273     DWORD err, sz, total_size, num_services;
1274     DWORD_PTR offset;
1275     struct sc_manager_handle *manager;
1276     struct service_entry *service;
1277     ENUM_SERVICE_STATUS_PROCESSW *s;
1278
1279     WINE_TRACE("(%p, 0x%x, 0x%x, %p, %u, %p, %p, %s)\n", hmngr, type, state, buffer, size,
1280                needed, returned, wine_dbgstr_w(group));
1281
1282     if (!type || !state)
1283         return ERROR_INVALID_PARAMETER;
1284
1285     if ((err = validate_scm_handle(hmngr, SC_MANAGER_ENUMERATE_SERVICE, &manager)) != ERROR_SUCCESS)
1286         return err;
1287
1288     scmdatabase_lock_exclusive(manager->db);
1289
1290     if (group && !find_service_by_group(manager->db, group))
1291     {
1292         scmdatabase_unlock(manager->db);
1293         return ERROR_SERVICE_DOES_NOT_EXIST;
1294     }
1295
1296     total_size = num_services = 0;
1297     LIST_FOR_EACH_ENTRY(service, &manager->db->services, struct service_entry, entry)
1298     {
1299         if ((service->status.dwServiceType & type) && map_state(service->status.dwCurrentState, state)
1300             && match_group(service->config.lpLoadOrderGroup, group))
1301         {
1302             total_size += sizeof(ENUM_SERVICE_STATUS_PROCESSW);
1303             total_size += (strlenW(service->name) + 1) * sizeof(WCHAR);
1304             if (service->config.lpDisplayName)
1305             {
1306                 total_size += (strlenW(service->config.lpDisplayName) + 1) * sizeof(WCHAR);
1307             }
1308             num_services++;
1309         }
1310     }
1311     *returned = 0;
1312     *needed = total_size;
1313     if (total_size > size)
1314     {
1315         scmdatabase_unlock(manager->db);
1316         return ERROR_MORE_DATA;
1317     }
1318     s = (ENUM_SERVICE_STATUS_PROCESSW *)buffer;
1319     offset = num_services * sizeof(ENUM_SERVICE_STATUS_PROCESSW);
1320     LIST_FOR_EACH_ENTRY(service, &manager->db->services, struct service_entry, entry)
1321     {
1322         if ((service->status.dwServiceType & type) && map_state(service->status.dwCurrentState, state)
1323             && match_group(service->config.lpLoadOrderGroup, group))
1324         {
1325             sz = (strlenW(service->name) + 1) * sizeof(WCHAR);
1326             memcpy(buffer + offset, service->name, sz);
1327             s->lpServiceName = (WCHAR *)offset; /* store a buffer offset instead of a pointer */
1328             offset += sz;
1329
1330             if (!service->config.lpDisplayName) s->lpDisplayName = NULL;
1331             else
1332             {
1333                 sz = (strlenW(service->config.lpDisplayName) + 1) * sizeof(WCHAR);
1334                 memcpy(buffer + offset, service->config.lpDisplayName, sz);
1335                 s->lpDisplayName = (WCHAR *)offset;
1336                 offset += sz;
1337             }
1338             s->ServiceStatusProcess = service->status;
1339             s++;
1340         }
1341     }
1342     *returned = num_services;
1343     *needed = 0;
1344     scmdatabase_unlock(manager->db);
1345     return ERROR_SUCCESS;
1346 }
1347
1348 DWORD __cdecl svcctl_QueryServiceObjectSecurity(void)
1349 {
1350     WINE_FIXME("\n");
1351     return ERROR_CALL_NOT_IMPLEMENTED;
1352 }
1353
1354 DWORD __cdecl svcctl_SetServiceObjectSecurity(void)
1355 {
1356     WINE_FIXME("\n");
1357     return ERROR_CALL_NOT_IMPLEMENTED;
1358 }
1359
1360 DWORD __cdecl svcctl_QueryServiceStatus(void)
1361 {
1362     WINE_FIXME("\n");
1363     return ERROR_CALL_NOT_IMPLEMENTED;
1364 }
1365
1366
1367 DWORD __cdecl svcctl_NotifyBootConfigStatus(void)
1368 {
1369     WINE_FIXME("\n");
1370     return ERROR_CALL_NOT_IMPLEMENTED;
1371 }
1372
1373 DWORD __cdecl svcctl_SCSetServiceBitsW(void)
1374 {
1375     WINE_FIXME("\n");
1376     return ERROR_CALL_NOT_IMPLEMENTED;
1377 }
1378
1379
1380 DWORD __cdecl svcctl_EnumDependentServicesW(void)
1381 {
1382     WINE_FIXME("\n");
1383     return ERROR_CALL_NOT_IMPLEMENTED;
1384 }
1385
1386 DWORD __cdecl svcctl_QueryServiceLockStatusW(void)
1387 {
1388     WINE_FIXME("\n");
1389     return ERROR_CALL_NOT_IMPLEMENTED;
1390 }
1391
1392 DWORD __cdecl svcctl_SCSetServiceBitsA(void)
1393 {
1394     WINE_FIXME("\n");
1395     return ERROR_CALL_NOT_IMPLEMENTED;
1396 }
1397
1398 DWORD __cdecl svcctl_ChangeServiceConfigA(void)
1399 {
1400     WINE_FIXME("\n");
1401     return ERROR_CALL_NOT_IMPLEMENTED;
1402 }
1403
1404 DWORD __cdecl svcctl_CreateServiceA(void)
1405 {
1406     WINE_FIXME("\n");
1407     return ERROR_CALL_NOT_IMPLEMENTED;
1408 }
1409
1410 DWORD __cdecl svcctl_EnumDependentServicesA(void)
1411 {
1412     WINE_FIXME("\n");
1413     return ERROR_CALL_NOT_IMPLEMENTED;
1414 }
1415
1416 DWORD __cdecl svcctl_EnumServicesStatusA(void)
1417 {
1418     WINE_FIXME("\n");
1419     return ERROR_CALL_NOT_IMPLEMENTED;
1420 }
1421
1422 DWORD __cdecl svcctl_OpenSCManagerA(void)
1423 {
1424     WINE_FIXME("\n");
1425     return ERROR_CALL_NOT_IMPLEMENTED;
1426 }
1427
1428 DWORD __cdecl svcctl_OpenServiceA(void)
1429 {
1430     WINE_FIXME("\n");
1431     return ERROR_CALL_NOT_IMPLEMENTED;
1432 }
1433
1434 DWORD __cdecl svcctl_QueryServiceConfigA(void)
1435 {
1436     WINE_FIXME("\n");
1437     return ERROR_CALL_NOT_IMPLEMENTED;
1438 }
1439
1440 DWORD __cdecl svcctl_QueryServiceLockStatusA(void)
1441 {
1442     WINE_FIXME("\n");
1443     return ERROR_CALL_NOT_IMPLEMENTED;
1444 }
1445
1446 DWORD __cdecl svcctl_StartServiceA(void)
1447 {
1448     WINE_FIXME("\n");
1449     return ERROR_CALL_NOT_IMPLEMENTED;
1450 }
1451
1452 DWORD __cdecl svcctl_GetServiceDisplayNameA(void)
1453 {
1454     WINE_FIXME("\n");
1455     return ERROR_CALL_NOT_IMPLEMENTED;
1456 }
1457
1458 DWORD __cdecl svcctl_GetServiceKeyNameA(void)
1459 {
1460     WINE_FIXME("\n");
1461     return ERROR_CALL_NOT_IMPLEMENTED;
1462 }
1463
1464 DWORD __cdecl svcctl_GetCurrentGroupStateW(void)
1465 {
1466     WINE_FIXME("\n");
1467     return ERROR_CALL_NOT_IMPLEMENTED;
1468 }
1469
1470 DWORD __cdecl svcctl_EnumServiceGroupW(void)
1471 {
1472     WINE_FIXME("\n");
1473     return ERROR_CALL_NOT_IMPLEMENTED;
1474 }
1475
1476 DWORD __cdecl svcctl_ChangeServiceConfig2A(void)
1477 {
1478     WINE_FIXME("\n");
1479     return ERROR_CALL_NOT_IMPLEMENTED;
1480 }
1481
1482 DWORD __cdecl svcctl_QueryServiceConfig2A(void)
1483 {
1484     WINE_FIXME("\n");
1485     return ERROR_CALL_NOT_IMPLEMENTED;
1486 }
1487
1488
1489 DWORD RPC_Init(void)
1490 {
1491     WCHAR transport[] = SVCCTL_TRANSPORT;
1492     WCHAR endpoint[] = SVCCTL_ENDPOINT;
1493     DWORD err;
1494
1495     if ((err = RpcServerUseProtseqEpW(transport, 0, endpoint, NULL)) != ERROR_SUCCESS)
1496     {
1497         WINE_ERR("RpcServerUseProtseq failed with error %u\n", err);
1498         return err;
1499     }
1500
1501     if ((err = RpcServerRegisterIf(svcctl_v2_0_s_ifspec, 0, 0)) != ERROR_SUCCESS)
1502     {
1503         WINE_ERR("RpcServerRegisterIf failed with error %u\n", err);
1504         return err;
1505     }
1506
1507     if ((err = RpcServerListen(1, RPC_C_LISTEN_MAX_CALLS_DEFAULT, TRUE)) != ERROR_SUCCESS)
1508     {
1509         WINE_ERR("RpcServerListen failed with error %u\n", err);
1510         return err;
1511     }
1512     return ERROR_SUCCESS;
1513 }
1514
1515 DWORD RPC_MainLoop(void)
1516 {
1517     DWORD err;
1518     HANDLE hExitEvent = __wine_make_process_system();
1519
1520     SetEvent(g_hStartedEvent);
1521
1522     WINE_TRACE("Entered main loop\n");
1523
1524     do
1525     {
1526         err = WaitForSingleObjectEx(hExitEvent, INFINITE, TRUE);
1527         WINE_TRACE("Wait returned %d\n", err);
1528     } while (err != WAIT_OBJECT_0);
1529
1530     WINE_TRACE("Object signaled - wine shutdown\n");
1531     CloseHandle(hExitEvent);
1532     return ERROR_SUCCESS;
1533 }
1534
1535 void __RPC_USER SC_RPC_HANDLE_rundown(SC_RPC_HANDLE handle)
1536 {
1537     SC_RPC_HANDLE_destroy(handle);
1538 }
1539
1540 void  __RPC_FAR * __RPC_USER MIDL_user_allocate(SIZE_T len)
1541 {
1542     return HeapAlloc(GetProcessHeap(), 0, len);
1543 }
1544
1545 void __RPC_USER MIDL_user_free(void __RPC_FAR * ptr)
1546 {
1547     HeapFree(GetProcessHeap(), 0, ptr);
1548 }