git.oblomov.eu Git - wine/blob - 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 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 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 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 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 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 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 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 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 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 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 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 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     DWORD count;
 897     BOOL r;
 898
 899     r = WriteFile(pipe, data, size, &count, NULL);
 900     if (!r || count != size)
 901     {
 902         WINE_ERR("service protocol error - failed to write pipe!\n");
 903         return FALSE;
 904     }
 905     r = ReadFile(pipe, result, sizeof *result, &count, NULL);
 906     if (!r || count != sizeof *result)
 907     {
 908         WINE_ERR("service protocol error - failed to read pipe "
 909             "r = %d  count = %d!\n", r, count);
 910         return FALSE;
 911     }
 912     return r;
 913 }
 914
 915 /******************************************************************************
 916  * service_send_control
 917  */
 918 static BOOL service_send_control(struct service_entry *service, HANDLE pipe, DWORD dwControl, DWORD *result)
 919 {
 920     service_start_info *ssi;
 921     DWORD len;
 922     BOOL r;
 923
 924     /* calculate how much space we need to send the startup info */
 925     len = strlenW(service->name) + 1;
 926
 927     ssi = HeapAlloc(GetProcessHeap(),0,FIELD_OFFSET(service_start_info, data[len]));
 928     ssi->cmd = WINESERV_SENDCONTROL;
 929     ssi->control = dwControl;
 930     ssi->total_size = FIELD_OFFSET(service_start_info, data[len]);
 931     ssi->name_size = strlenW(service->name) + 1;
 932     strcpyW( ssi->data, service->name );
 933
 934     r = service_send_command( service, pipe, ssi, ssi->total_size, result );
 935     HeapFree( GetProcessHeap(), 0, ssi );
 936     return r;
 937 }
 938
 939 DWORD svcctl_StartServiceW(
 940     SC_RPC_HANDLE hService,
 941     DWORD dwNumServiceArgs,
 942     LPCWSTR *lpServiceArgVectors)
 943 {
 944     struct sc_service_handle *service;
 945     DWORD err;
 946
 947     WINE_TRACE("(%p, %d, %p)\n", hService, dwNumServiceArgs, lpServiceArgVectors);
 948
 949     if ((err = validate_service_handle(hService, SERVICE_START, &service)) != 0)
 950         return err;
 951
 952     err = service_start(service->service_entry, dwNumServiceArgs, lpServiceArgVectors);
 953
 954     return err;
 955 }
 956
 957 DWORD svcctl_ControlService(
 958     SC_RPC_HANDLE hService,
 959     DWORD dwControl,
 960     SERVICE_STATUS *lpServiceStatus)
 961 {
 962     DWORD access_required;
 963     struct sc_service_handle *service;
 964     DWORD err;
 965     BOOL ret;
 966     HANDLE control_mutex;
 967     HANDLE control_pipe;
 968
 969     WINE_TRACE("(%p, %d, %p)\n", hService, dwControl, lpServiceStatus);
 970
 971     switch (dwControl)
 972     {
 973     case SERVICE_CONTROL_CONTINUE:
 974     case SERVICE_CONTROL_NETBINDADD:
 975     case SERVICE_CONTROL_NETBINDDISABLE:
 976     case SERVICE_CONTROL_NETBINDENABLE:
 977     case SERVICE_CONTROL_NETBINDREMOVE:
 978     case SERVICE_CONTROL_PARAMCHANGE:
 979     case SERVICE_CONTROL_PAUSE:
 980         access_required = SERVICE_PAUSE_CONTINUE;
 981         break;
 982     case SERVICE_CONTROL_INTERROGATE:
 983         access_required = SERVICE_INTERROGATE;
 984         break;
 985     case SERVICE_CONTROL_STOP:
 986         access_required = SERVICE_STOP;
 987         break;
 988     default:
 989         if (dwControl >= 128 && dwControl <= 255)
 990             access_required = SERVICE_USER_DEFINED_CONTROL;
 991         else
 992             return ERROR_INVALID_PARAMETER;
 993     }
 994
 995     if ((err = validate_service_handle(hService, access_required, &service)) != 0)
 996         return err;
 997
 998     service_lock_exclusive(service->service_entry);
 999
1000     if (lpServiceStatus)
1001     {
1002         lpServiceStatus->dwServiceType = service->service_entry->status.dwServiceType;
1003         lpServiceStatus->dwCurrentState = service->service_entry->status.dwCurrentState;
1004         lpServiceStatus->dwControlsAccepted = service->service_entry->status.dwControlsAccepted;
1005         lpServiceStatus->dwWin32ExitCode = service->service_entry->status.dwWin32ExitCode;
1006         lpServiceStatus->dwServiceSpecificExitCode = service->service_entry->status.dwServiceSpecificExitCode;
1007         lpServiceStatus->dwCheckPoint = service->service_entry->status.dwCheckPoint;
1008         lpServiceStatus->dwWaitHint = service->service_entry->status.dwWaitHint;
1009     }
1010
1011     if (!service_accepts_control(service->service_entry, dwControl))
1012     {
1013         service_unlock(service->service_entry);
1014         return ERROR_INVALID_SERVICE_CONTROL;
1015     }
1016
1017     switch (service->service_entry->status.dwCurrentState)
1018     {
1019     case SERVICE_STOPPED:
1020         service_unlock(service->service_entry);
1021         return ERROR_SERVICE_NOT_ACTIVE;
1022     case SERVICE_START_PENDING:
1023         if (dwControl==SERVICE_CONTROL_STOP)
1024             break;
1025         /* fall thru */
1026     case SERVICE_STOP_PENDING:
1027         service_unlock(service->service_entry);
1028         return ERROR_SERVICE_CANNOT_ACCEPT_CTRL;
1029     }
1030
1031     /* prevent races by caching these variables and clearing them on
1032      * stop here instead of outside the services lock */
1033     control_mutex = service->service_entry->control_mutex;
1034     control_pipe = service->service_entry->control_pipe;
1035     if (dwControl == SERVICE_CONTROL_STOP)
1036     {
1037         service->service_entry->control_mutex = NULL;
1038         service->service_entry->control_pipe = INVALID_HANDLE_VALUE;
1039     }
1040
1041     service_unlock(service->service_entry);
1042
1043     ret = WaitForSingleObject(control_mutex, 30000);
1044     if (ret == WAIT_OBJECT_0)
1045     {
1046         DWORD result = ERROR_SUCCESS;
1047
1048         ret = service_send_control(service->service_entry, control_pipe, dwControl, &result);
1049
1050         if (dwControl == SERVICE_CONTROL_STOP)
1051         {
1052             CloseHandle(control_mutex);
1053             CloseHandle(control_pipe);
1054         }
1055         else
1056             ReleaseMutex(control_mutex);
1057
1058         return result;
1059     }
1060     else
1061     {
1062         if (dwControl == SERVICE_CONTROL_STOP)
1063         {
1064             CloseHandle(control_mutex);
1065             CloseHandle(control_pipe);
1066         }
1067         return ERROR_SERVICE_REQUEST_TIMEOUT;
1068     }
1069 }
1070
1071 DWORD svcctl_CloseServiceHandle(
1072     SC_RPC_HANDLE *handle)
1073 {
1074     WINE_TRACE("(&%p)\n", *handle);
1075
1076     SC_RPC_HANDLE_destroy(*handle);
1077     *handle = NULL;
1078
1079     return ERROR_SUCCESS;
1080 }
1081
1082 static void SC_RPC_LOCK_destroy(SC_RPC_LOCK hLock)
1083 {
1084     struct sc_lock *lock = hLock;
1085     scmdatabase_unlock_startup(lock->db);
1086     HeapFree(GetProcessHeap(), 0, lock);
1087 }
1088
1089 void __RPC_USER SC_RPC_LOCK_rundown(SC_RPC_LOCK hLock)
1090 {
1091     SC_RPC_LOCK_destroy(hLock);
1092 }
1093
1094 DWORD svcctl_LockServiceDatabase(
1095     SC_RPC_HANDLE hSCManager,
1096     SC_RPC_LOCK *phLock)
1097 {
1098     struct sc_manager_handle *manager;
1099     struct sc_lock *lock;
1100     DWORD err;
1101
1102     WINE_TRACE("(%p, %p)\n", hSCManager, phLock);
1103
1104     if ((err = validate_scm_handle(hSCManager, SC_MANAGER_LOCK, &manager)) != ERROR_SUCCESS)
1105         return err;
1106
1107     err = scmdatabase_lock_startup(manager->db);
1108     if (err != ERROR_SUCCESS)
1109         return err;
1110
1111     lock = HeapAlloc(GetProcessHeap(), 0, sizeof(struct sc_lock));
1112     if (!lock)
1113     {
1114         scmdatabase_unlock_startup(manager->db);
1115         return ERROR_NOT_ENOUGH_SERVER_MEMORY;
1116     }
1117
1118     lock->db = manager->db;
1119     *phLock = lock;
1120
1121     return ERROR_SUCCESS;
1122 }
1123
1124 DWORD svcctl_UnlockServiceDatabase(
1125     SC_RPC_LOCK *phLock)
1126 {
1127     WINE_TRACE("(&%p)\n", *phLock);
1128
1129     SC_RPC_LOCK_destroy(*phLock);
1130     *phLock = NULL;
1131
1132     return ERROR_SUCCESS;
1133 }
1134
1135 static BOOL map_state(DWORD state, DWORD mask)
1136 {
1137     switch (state)
1138     {
1139     case SERVICE_START_PENDING:
1140     case SERVICE_STOP_PENDING:
1141     case SERVICE_RUNNING:
1142     case SERVICE_CONTINUE_PENDING:
1143     case SERVICE_PAUSE_PENDING:
1144     case SERVICE_PAUSED:
1145         if (SERVICE_ACTIVE & mask) return TRUE;
1146         break;
1147     case SERVICE_STOPPED:
1148         if (SERVICE_INACTIVE & mask) return TRUE;
1149         break;
1150     default:
1151         WINE_ERR("unknown state %u\n", state);
1152         break;
1153     }
1154     return FALSE;
1155 }
1156
1157 DWORD svcctl_EnumServicesStatusW(
1158     SC_RPC_HANDLE hmngr,
1159     DWORD type,
1160     DWORD state,
1161     BYTE *buffer,
1162     DWORD size,
1163     LPDWORD needed,
1164     LPDWORD returned)
1165 {
1166     DWORD err, sz, total_size, num_services;
1167     DWORD_PTR offset;
1168     struct sc_manager_handle *manager;
1169     struct service_entry *service;
1170     ENUM_SERVICE_STATUSW *s;
1171
1172     WINE_TRACE("(%p, 0x%x, 0x%x, %p, %u, %p, %p)\n", hmngr, type, state, buffer, size, needed, returned);
1173
1174     if (!type || !state)
1175         return ERROR_INVALID_PARAMETER;
1176
1177     if ((err = validate_scm_handle(hmngr, SC_MANAGER_ENUMERATE_SERVICE, &manager)) != ERROR_SUCCESS)
1178         return err;
1179
1180     scmdatabase_lock_exclusive(manager->db);
1181
1182     total_size = num_services = 0;
1183     LIST_FOR_EACH_ENTRY(service, &manager->db->services, struct service_entry, entry)
1184     {
1185         if ((service->status.dwServiceType & type) && map_state(service->status.dwCurrentState, state))
1186         {
1187             total_size += sizeof(ENUM_SERVICE_STATUSW);
1188             total_size += (strlenW(service->name) + 1) * sizeof(WCHAR);
1189             if (service->config.lpDisplayName)
1190             {
1191                 total_size += (strlenW(service->config.lpDisplayName) + 1) * sizeof(WCHAR);
1192             }
1193             num_services++;
1194         }
1195     }
1196     *returned = 0;
1197     *needed = total_size;
1198     if (total_size > size)
1199     {
1200         scmdatabase_unlock(manager->db);
1201         return ERROR_MORE_DATA;
1202     }
1203     s = (ENUM_SERVICE_STATUSW *)buffer;
1204     offset = num_services * sizeof(ENUM_SERVICE_STATUSW);
1205     LIST_FOR_EACH_ENTRY(service, &manager->db->services, struct service_entry, entry)
1206     {
1207         if ((service->status.dwServiceType & type) && map_state(service->status.dwCurrentState, state))
1208         {
1209             sz = (strlenW(service->name) + 1) * sizeof(WCHAR);
1210             memcpy(buffer + offset, service->name, sz);
1211             s->lpServiceName = (WCHAR *)offset; /* store a buffer offset instead of a pointer */
1212             offset += sz;
1213
1214             if (!service->config.lpDisplayName) s->lpDisplayName = NULL;
1215             else
1216             {
1217                 sz = (strlenW(service->config.lpDisplayName) + 1) * sizeof(WCHAR);
1218                 memcpy(buffer + offset, service->config.lpDisplayName, sz);
1219                 s->lpDisplayName = (WCHAR *)offset;
1220                 offset += sz;
1221             }
1222             memcpy(&s->ServiceStatus, &service->status, sizeof(SERVICE_STATUS));
1223             s++;
1224         }
1225     }
1226     *returned = num_services;
1227     *needed = 0;
1228     scmdatabase_unlock(manager->db);
1229     return ERROR_SUCCESS;
1230 }
1231
1232 static struct service_entry *find_service_by_group(struct scmdatabase *db, const WCHAR *group)
1233 {
1234     struct service_entry *service;
1235     LIST_FOR_EACH_ENTRY(service, &db->services, struct service_entry, entry)
1236     {
1237         if (service->config.lpLoadOrderGroup && !strcmpiW(group, service->config.lpLoadOrderGroup))
1238             return service;
1239     }
1240     return NULL;
1241 }
1242
1243 static BOOL match_group(const WCHAR *g1, const WCHAR *g2)
1244 {
1245     if (!g2) return TRUE;
1246     if (!g2[0] && (!g1 || !g1[0])) return TRUE;
1247     if (g1 && !strcmpW(g1, g2)) return TRUE;
1248     return FALSE;
1249 }
1250
1251 DWORD svcctl_EnumServicesStatusExW(
1252     SC_RPC_HANDLE hmngr,
1253     DWORD type,
1254     DWORD state,
1255     BYTE *buffer,
1256     DWORD size,
1257     LPDWORD needed,
1258     LPDWORD returned,
1259     LPCWSTR group)
1260 {
1261     DWORD err, sz, total_size, num_services;
1262     DWORD_PTR offset;
1263     struct sc_manager_handle *manager;
1264     struct service_entry *service;
1265     ENUM_SERVICE_STATUS_PROCESSW *s;
1266
1267     WINE_TRACE("(%p, 0x%x, 0x%x, %p, %u, %p, %p, %s)\n", hmngr, type, state, buffer, size,
1268                needed, returned, wine_dbgstr_w(group));
1269
1270     if (!type || !state)
1271         return ERROR_INVALID_PARAMETER;
1272
1273     if ((err = validate_scm_handle(hmngr, SC_MANAGER_ENUMERATE_SERVICE, &manager)) != ERROR_SUCCESS)
1274         return err;
1275
1276     scmdatabase_lock_exclusive(manager->db);
1277
1278     if (group && !find_service_by_group(manager->db, group))
1279     {
1280         scmdatabase_unlock(manager->db);
1281         return ERROR_SERVICE_DOES_NOT_EXIST;
1282     }
1283
1284     total_size = num_services = 0;
1285     LIST_FOR_EACH_ENTRY(service, &manager->db->services, struct service_entry, entry)
1286     {
1287         if ((service->status.dwServiceType & type) && map_state(service->status.dwCurrentState, state)
1288             && match_group(service->config.lpLoadOrderGroup, group))
1289         {
1290             total_size += sizeof(ENUM_SERVICE_STATUS_PROCESSW);
1291             total_size += (strlenW(service->name) + 1) * sizeof(WCHAR);
1292             if (service->config.lpDisplayName)
1293             {
1294                 total_size += (strlenW(service->config.lpDisplayName) + 1) * sizeof(WCHAR);
1295             }
1296             num_services++;
1297         }
1298     }
1299     *returned = 0;
1300     *needed = total_size;
1301     if (total_size > size)
1302     {
1303         scmdatabase_unlock(manager->db);
1304         return ERROR_MORE_DATA;
1305     }
1306     s = (ENUM_SERVICE_STATUS_PROCESSW *)buffer;
1307     offset = num_services * sizeof(ENUM_SERVICE_STATUS_PROCESSW);
1308     LIST_FOR_EACH_ENTRY(service, &manager->db->services, struct service_entry, entry)
1309     {
1310         if ((service->status.dwServiceType & type) && map_state(service->status.dwCurrentState, state)
1311             && match_group(service->config.lpLoadOrderGroup, group))
1312         {
1313             sz = (strlenW(service->name) + 1) * sizeof(WCHAR);
1314             memcpy(buffer + offset, service->name, sz);
1315             s->lpServiceName = (WCHAR *)offset; /* store a buffer offset instead of a pointer */
1316             offset += sz;
1317
1318             if (!service->config.lpDisplayName) s->lpDisplayName = NULL;
1319             else
1320             {
1321                 sz = (strlenW(service->config.lpDisplayName) + 1) * sizeof(WCHAR);
1322                 memcpy(buffer + offset, service->config.lpDisplayName, sz);
1323                 s->lpDisplayName = (WCHAR *)offset;
1324                 offset += sz;
1325             }
1326             s->ServiceStatusProcess = service->status;
1327             s++;
1328         }
1329     }
1330     *returned = num_services;
1331     *needed = 0;
1332     scmdatabase_unlock(manager->db);
1333     return ERROR_SUCCESS;
1334 }
1335
1336 DWORD svcctl_QueryServiceObjectSecurity(
1337     void)
1338 {
1339     WINE_FIXME("\n");
1340     return ERROR_CALL_NOT_IMPLEMENTED;
1341 }
1342
1343 DWORD svcctl_SetServiceObjectSecurity(
1344     void)
1345 {
1346     WINE_FIXME("\n");
1347     return ERROR_CALL_NOT_IMPLEMENTED;
1348 }
1349
1350 DWORD svcctl_QueryServiceStatus(
1351     void)
1352 {
1353     WINE_FIXME("\n");
1354     return ERROR_CALL_NOT_IMPLEMENTED;
1355 }
1356
1357
1358 DWORD svcctl_NotifyBootConfigStatus(
1359     void)
1360 {
1361     WINE_FIXME("\n");
1362     return ERROR_CALL_NOT_IMPLEMENTED;
1363 }
1364
1365 DWORD svcctl_SCSetServiceBitsW(
1366     void)
1367 {
1368     WINE_FIXME("\n");
1369     return ERROR_CALL_NOT_IMPLEMENTED;
1370 }
1371
1372
1373 DWORD svcctl_EnumDependentServicesW(
1374     void)
1375 {
1376     WINE_FIXME("\n");
1377     return ERROR_CALL_NOT_IMPLEMENTED;
1378 }
1379
1380 DWORD svcctl_QueryServiceLockStatusW(
1381     void)
1382 {
1383     WINE_FIXME("\n");
1384     return ERROR_CALL_NOT_IMPLEMENTED;
1385 }
1386
1387 DWORD svcctl_SCSetServiceBitsA(
1388     void)
1389 {
1390     WINE_FIXME("\n");
1391     return ERROR_CALL_NOT_IMPLEMENTED;
1392 }
1393
1394 DWORD svcctl_ChangeServiceConfigA(
1395     void)
1396 {
1397     WINE_FIXME("\n");
1398     return ERROR_CALL_NOT_IMPLEMENTED;
1399 }
1400
1401 DWORD svcctl_CreateServiceA(
1402     void)
1403 {
1404     WINE_FIXME("\n");
1405     return ERROR_CALL_NOT_IMPLEMENTED;
1406 }
1407
1408 DWORD svcctl_EnumDependentServicesA(
1409     void)
1410 {
1411     WINE_FIXME("\n");
1412     return ERROR_CALL_NOT_IMPLEMENTED;
1413 }
1414
1415 DWORD svcctl_EnumServicesStatusA(
1416     void)
1417 {
1418     WINE_FIXME("\n");
1419     return ERROR_CALL_NOT_IMPLEMENTED;
1420 }
1421
1422 DWORD svcctl_OpenSCManagerA(
1423     void)
1424 {
1425     WINE_FIXME("\n");
1426     return ERROR_CALL_NOT_IMPLEMENTED;
1427 }
1428
1429 DWORD svcctl_OpenServiceA(
1430     void)
1431 {
1432     WINE_FIXME("\n");
1433     return ERROR_CALL_NOT_IMPLEMENTED;
1434 }
1435
1436 DWORD svcctl_QueryServiceConfigA(
1437     void)
1438 {
1439     WINE_FIXME("\n");
1440     return ERROR_CALL_NOT_IMPLEMENTED;
1441 }
1442
1443 DWORD svcctl_QueryServiceLockStatusA(
1444     void)
1445 {
1446     WINE_FIXME("\n");
1447     return ERROR_CALL_NOT_IMPLEMENTED;
1448 }
1449
1450 DWORD svcctl_StartServiceA(
1451     void)
1452 {
1453     WINE_FIXME("\n");
1454     return ERROR_CALL_NOT_IMPLEMENTED;
1455 }
1456
1457 DWORD svcctl_GetServiceDisplayNameA(
1458     void)
1459 {
1460     WINE_FIXME("\n");
1461     return ERROR_CALL_NOT_IMPLEMENTED;
1462 }
1463
1464 DWORD svcctl_GetServiceKeyNameA(
1465     void)
1466 {
1467     WINE_FIXME("\n");
1468     return ERROR_CALL_NOT_IMPLEMENTED;
1469 }
1470
1471 DWORD svcctl_GetCurrentGroupStateW(
1472     void)
1473 {
1474     WINE_FIXME("\n");
1475     return ERROR_CALL_NOT_IMPLEMENTED;
1476 }
1477
1478 DWORD svcctl_EnumServiceGroupW(
1479     void)
1480 {
1481     WINE_FIXME("\n");
1482     return ERROR_CALL_NOT_IMPLEMENTED;
1483 }
1484
1485 DWORD svcctl_ChangeServiceConfig2A(
1486     void)
1487 {
1488     WINE_FIXME("\n");
1489     return ERROR_CALL_NOT_IMPLEMENTED;
1490 }
1491
1492 DWORD svcctl_QueryServiceConfig2A(
1493     void)
1494 {
1495     WINE_FIXME("\n");
1496     return ERROR_CALL_NOT_IMPLEMENTED;
1497 }
1498
1499
1500 DWORD RPC_Init(void)
1501 {
1502     WCHAR transport[] = SVCCTL_TRANSPORT;
1503     WCHAR endpoint[] = SVCCTL_ENDPOINT;
1504     DWORD err;
1505
1506     if ((err = RpcServerUseProtseqEpW(transport, 0, endpoint, NULL)) != ERROR_SUCCESS)
1507     {
1508         WINE_ERR("RpcServerUseProtseq failed with error %u\n", err);
1509         return err;
1510     }
1511
1512     if ((err = RpcServerRegisterIf(svcctl_v2_0_s_ifspec, 0, 0)) != ERROR_SUCCESS)
1513     {
1514         WINE_ERR("RpcServerRegisterIf failed with error %u\n", err);
1515         return err;
1516     }
1517
1518     if ((err = RpcServerListen(1, RPC_C_LISTEN_MAX_CALLS_DEFAULT, TRUE)) != ERROR_SUCCESS)
1519     {
1520         WINE_ERR("RpcServerListen failed with error %u\n", err);
1521         return err;
1522     }
1523     return ERROR_SUCCESS;
1524 }
1525
1526 DWORD RPC_MainLoop(void)
1527 {
1528     DWORD err;
1529     HANDLE hExitEvent = __wine_make_process_system();
1530
1531     SetEvent(g_hStartedEvent);
1532
1533     WINE_TRACE("Entered main loop\n");
1534
1535     do
1536     {
1537         err = WaitForSingleObjectEx(hExitEvent, INFINITE, TRUE);
1538         WINE_TRACE("Wait returned %d\n", err);
1539     } while (err != WAIT_OBJECT_0);
1540
1541     WINE_TRACE("Object signaled - wine shutdown\n");
1542     CloseHandle(hExitEvent);
1543     return ERROR_SUCCESS;
1544 }
1545
1546 void __RPC_USER SC_RPC_HANDLE_rundown(SC_RPC_HANDLE handle)
1547 {
1548     SC_RPC_HANDLE_destroy(handle);
1549 }
1550
1551 void  __RPC_FAR * __RPC_USER MIDL_user_allocate(SIZE_T len)
1552 {
1553     return HeapAlloc(GetProcessHeap(), 0, len);
1554 }
1555
1556 void __RPC_USER MIDL_user_free(void __RPC_FAR * ptr)
1557 {
1558     HeapFree(GetProcessHeap(), 0, ptr);
1559 }