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   1 /*
   2  * NT basis DLL
   3  *
   4  * This file contains the Nt* API functions of NTDLL.DLL.
   5  * In the original ntdll.dll they all seem to just call int 0x2e (down to the NTOSKRNL)
   6  *
   7  * Copyright 1996-1998 Marcus Meissner
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  */
  23
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <time.h>
  29 #include "wine/debug.h"
  30
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "winreg.h"
  34 #include "winternl.h"
  35 #include "ntdll_misc.h"
  36 #include "wine/server.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
  39
  40 /* FIXME: fixed at 2005/2/22 */
  41 static LONGLONG boottime = (LONGLONG)1275356510 * 100000000;
  42
  43 /* Structures used by NtConnectPort */
  44
  45 typedef struct LpcSectionInfo
  46 {
  47   DWORD Length;
  48   HANDLE SectionHandle;
  49   DWORD Param1;
  50   DWORD SectionSize;
  51   DWORD ClientBaseAddress;
  52   DWORD ServerBaseAddress;
  53 } LPCSECTIONINFO, *PLPCSECTIONINFO;
  54
  55 typedef struct LpcSectionMapInfo
  56 {
  57   DWORD Length;
  58   DWORD SectionSize;
  59   DWORD ServerBaseAddress;
  60 } LPCSECTIONMAPINFO, *PLPCSECTIONMAPINFO;
  61
  62 /* Structure used by NtAcceptConnectPort, NtReplyWaitReceivePort */
  63
  64 #define MAX_MESSAGE_DATA 328
  65
  66 typedef struct LpcMessage
  67 {
  68   WORD ActualMessageLength;
  69   WORD TotalMessageLength;
  70   DWORD MessageType;
  71   DWORD ClientProcessId;
  72   DWORD ClientThreadId;
  73   DWORD MessageId;
  74   DWORD SharedSectionSize;
  75   BYTE MessageData[MAX_MESSAGE_DATA];
  76 } LPCMESSAGE, *PLPCMESSAGE;
  77
  78 /*
  79  *      Token
  80  */
  81
  82 /******************************************************************************
  83  *  NtDuplicateToken            [NTDLL.@]
  84  *  ZwDuplicateToken            [NTDLL.@]
  85  */
  86 NTSTATUS WINAPI NtDuplicateToken(
  87         IN HANDLE ExistingToken,
  88         IN ACCESS_MASK DesiredAccess,
  89         IN POBJECT_ATTRIBUTES ObjectAttributes,
  90         IN SECURITY_IMPERSONATION_LEVEL ImpersonationLevel,
  91         IN TOKEN_TYPE TokenType,
  92         OUT PHANDLE NewToken)
  93 {
  94     NTSTATUS status;
  95
  96     TRACE("(%p,0x%08lx,%p,0x%08x,0x%08x,%p)\n",
  97         ExistingToken, DesiredAccess, ObjectAttributes,
  98         ImpersonationLevel, TokenType, NewToken);
  99         dump_ObjectAttributes(ObjectAttributes);
 100
 101     SERVER_START_REQ( duplicate_token )
 102     {
 103         req->handle = ExistingToken;
 104         req->access = DesiredAccess;
 105         req->inherit = ObjectAttributes && (ObjectAttributes->Attributes & OBJ_INHERIT);
 106         req->primary = (TokenType == TokenPrimary);
 107         req->impersonation_level = ImpersonationLevel;
 108         status = wine_server_call( req );
 109         if (!status) *NewToken = reply->new_handle;
 110     }
 111     SERVER_END_REQ;
 112
 113     return status;
 114 }
 115
 116 /******************************************************************************
 117  *  NtOpenProcessToken          [NTDLL.@]
 118  *  ZwOpenProcessToken          [NTDLL.@]
 119  */
 120 NTSTATUS WINAPI NtOpenProcessToken(
 121         HANDLE ProcessHandle,
 122         DWORD DesiredAccess,
 123         HANDLE *TokenHandle)
 124 {
 125     NTSTATUS ret;
 126
 127     TRACE("(%p,0x%08lx,%p)\n", ProcessHandle,DesiredAccess, TokenHandle);
 128
 129     SERVER_START_REQ( open_token )
 130     {
 131         req->handle = ProcessHandle;
 132         req->flags  = 0;
 133         ret = wine_server_call( req );
 134         if (!ret) *TokenHandle = reply->token;
 135     }
 136     SERVER_END_REQ;
 137
 138     return ret;
 139 }
 140
 141 /******************************************************************************
 142  *  NtOpenThreadToken           [NTDLL.@]
 143  *  ZwOpenThreadToken           [NTDLL.@]
 144  */
 145 NTSTATUS WINAPI NtOpenThreadToken(
 146         HANDLE ThreadHandle,
 147         DWORD DesiredAccess,
 148         BOOLEAN OpenAsSelf,
 149         HANDLE *TokenHandle)
 150 {
 151     NTSTATUS ret;
 152
 153     TRACE("(%p,0x%08lx,0x%08x,%p)\n",
 154           ThreadHandle,DesiredAccess, OpenAsSelf, TokenHandle);
 155
 156     SERVER_START_REQ( open_token )
 157     {
 158         req->handle = ThreadHandle;
 159         req->flags  = OPEN_TOKEN_THREAD;
 160         if (OpenAsSelf) req->flags |= OPEN_TOKEN_AS_SELF;
 161         ret = wine_server_call( req );
 162         if (!ret) *TokenHandle = reply->token;
 163     }
 164     SERVER_END_REQ;
 165
 166     return ret;
 167 }
 168
 169 /******************************************************************************
 170  *  NtAdjustPrivilegesToken             [NTDLL.@]
 171  *  ZwAdjustPrivilegesToken             [NTDLL.@]
 172  *
 173  * FIXME: parameters unsafe
 174  */
 175 NTSTATUS WINAPI NtAdjustPrivilegesToken(
 176         IN HANDLE TokenHandle,
 177         IN BOOLEAN DisableAllPrivileges,
 178         IN PTOKEN_PRIVILEGES NewState,
 179         IN DWORD BufferLength,
 180         OUT PTOKEN_PRIVILEGES PreviousState,
 181         OUT PDWORD ReturnLength)
 182 {
 183     NTSTATUS ret;
 184
 185     TRACE("(%p,0x%08x,%p,0x%08lx,%p,%p)\n",
 186         TokenHandle, DisableAllPrivileges, NewState, BufferLength, PreviousState, ReturnLength);
 187
 188     SERVER_START_REQ( adjust_token_privileges )
 189     {
 190         req->handle = TokenHandle;
 191         req->disable_all = DisableAllPrivileges;
 192         req->get_modified_state = (PreviousState != NULL);
 193         if (!DisableAllPrivileges)
 194         {
 195             wine_server_add_data( req, &NewState->Privileges,
 196                                   NewState->PrivilegeCount * sizeof(NewState->Privileges[0]) );
 197         }
 198         if (PreviousState && BufferLength >= FIELD_OFFSET( TOKEN_PRIVILEGES, Privileges ))
 199             wine_server_set_reply( req, &PreviousState->Privileges,
 200                                    BufferLength - FIELD_OFFSET( TOKEN_PRIVILEGES, Privileges ) );
 201         ret = wine_server_call( req );
 202         if (PreviousState)
 203         {
 204             *ReturnLength = reply->len + FIELD_OFFSET( TOKEN_PRIVILEGES, Privileges );
 205             PreviousState->PrivilegeCount = reply->len / sizeof(LUID_AND_ATTRIBUTES);
 206         }
 207     }
 208     SERVER_END_REQ;
 209
 210     return ret;
 211 }
 212
 213 /******************************************************************************
 214 *  NtQueryInformationToken              [NTDLL.@]
 215 *  ZwQueryInformationToken              [NTDLL.@]
 216 *
 217 * NOTES
 218 *  Buffer for TokenUser:
 219 *   0x00 TOKEN_USER the PSID field points to the SID
 220 *   0x08 SID
 221 *
 222 */
 223 NTSTATUS WINAPI NtQueryInformationToken(
 224         HANDLE token,
 225         DWORD tokeninfoclass,
 226         LPVOID tokeninfo,
 227         DWORD tokeninfolength,
 228         LPDWORD retlen )
 229 {
 230     unsigned int len = 0;
 231     NTSTATUS status = STATUS_SUCCESS;
 232
 233     TRACE("(%p,%ld,%p,%ld,%p)\n",
 234           token,tokeninfoclass,tokeninfo,tokeninfolength,retlen);
 235
 236     switch (tokeninfoclass)
 237     {
 238     case TokenUser:
 239         len = sizeof(TOKEN_USER) + sizeof(SID);
 240         break;
 241     case TokenGroups:
 242         len = sizeof(TOKEN_GROUPS);
 243         break;
 244     case TokenOwner:
 245         len = sizeof(TOKEN_OWNER) + sizeof(SID);
 246         break;
 247     case TokenPrimaryGroup:
 248         len = sizeof(TOKEN_PRIMARY_GROUP);
 249         break;
 250     case TokenDefaultDacl:
 251         len = sizeof(TOKEN_DEFAULT_DACL);
 252         break;
 253     case TokenSource:
 254         len = sizeof(TOKEN_SOURCE);
 255         break;
 256     case TokenType:
 257         len = sizeof (TOKEN_TYPE);
 258         break;
 259 #if 0
 260     case TokenImpersonationLevel:
 261     case TokenStatistics:
 262 #endif /* 0 */
 263     }
 264
 265     /* FIXME: what if retlen == NULL ? */
 266     *retlen = len;
 267
 268     if (tokeninfolength < len)
 269         return STATUS_BUFFER_TOO_SMALL;
 270
 271     switch (tokeninfoclass)
 272     {
 273     case TokenUser:
 274         if( tokeninfo )
 275         {
 276             TOKEN_USER * tuser = tokeninfo;
 277             PSID sid = (PSID) (tuser + 1);
 278             SID_IDENTIFIER_AUTHORITY localSidAuthority = {SECURITY_NT_AUTHORITY};
 279             RtlInitializeSid(sid, &localSidAuthority, 1);
 280             *(RtlSubAuthoritySid(sid, 0)) = SECURITY_INTERACTIVE_RID;
 281             tuser->User.Sid = sid;
 282         }
 283         break;
 284     case TokenGroups:
 285         if (tokeninfo)
 286         {
 287             TOKEN_GROUPS *tgroups = tokeninfo;
 288             SID_IDENTIFIER_AUTHORITY sid = {SECURITY_NT_AUTHORITY};
 289
 290             /* we need to show admin privileges ! */
 291             tgroups->GroupCount = 1;
 292             tgroups->Groups->Attributes = SE_GROUP_ENABLED;
 293             RtlAllocateAndInitializeSid( &sid,
 294                                          2,
 295                                          SECURITY_BUILTIN_DOMAIN_RID,
 296                                          DOMAIN_ALIAS_RID_ADMINS,
 297                                          0, 0, 0, 0, 0, 0,
 298                                          &(tgroups->Groups->Sid));
 299         }
 300         break;
 301     case TokenPrimaryGroup:
 302         if (tokeninfo)
 303         {
 304             TOKEN_PRIMARY_GROUP *tgroup = tokeninfo;
 305             SID_IDENTIFIER_AUTHORITY sid = {SECURITY_NT_AUTHORITY};
 306             RtlAllocateAndInitializeSid( &sid,
 307                                          2,
 308                                          SECURITY_BUILTIN_DOMAIN_RID,
 309                                          DOMAIN_ALIAS_RID_ADMINS,
 310                                          0, 0, 0, 0, 0, 0,
 311                                          &(tgroup->PrimaryGroup));
 312         }
 313         break;
 314     case TokenPrivileges:
 315         SERVER_START_REQ( get_token_privileges )
 316         {
 317             TOKEN_PRIVILEGES *tpriv = tokeninfo;
 318             req->handle = token;
 319             if (tpriv && tokeninfolength > FIELD_OFFSET( TOKEN_PRIVILEGES, Privileges ))
 320                 wine_server_set_reply( req, &tpriv->Privileges, tokeninfolength - FIELD_OFFSET( TOKEN_PRIVILEGES, Privileges ) );
 321             status = wine_server_call( req );
 322             *retlen = FIELD_OFFSET( TOKEN_PRIVILEGES, Privileges ) + reply->len;
 323             if (tpriv) tpriv->PrivilegeCount = reply->len / sizeof(LUID_AND_ATTRIBUTES);
 324         }
 325         SERVER_END_REQ;
 326         break;
 327     case TokenOwner:
 328         if (tokeninfo)
 329         {
 330             TOKEN_OWNER *owner = tokeninfo;
 331             PSID sid = (PSID) (owner + 1);
 332             SID_IDENTIFIER_AUTHORITY localSidAuthority = {SECURITY_NT_AUTHORITY};
 333             RtlInitializeSid(sid, &localSidAuthority, 1);
 334             *(RtlSubAuthoritySid(sid, 0)) = SECURITY_INTERACTIVE_RID;
 335             owner->Owner = sid;
 336         }
 337         break;
 338     default:
 339         {
 340             ERR("Unhandled Token Information class %ld!\n", tokeninfoclass);
 341             return STATUS_NOT_IMPLEMENTED;
 342         }
 343     }
 344     return status;
 345 }
 346
 347 /******************************************************************************
 348 *  NtSetInformationToken                [NTDLL.@]
 349 *  ZwSetInformationToken                [NTDLL.@]
 350 */
 351 NTSTATUS WINAPI NtSetInformationToken(
 352         HANDLE TokenHandle,
 353         TOKEN_INFORMATION_CLASS TokenInformationClass,
 354         PVOID TokenInformation,
 355         ULONG TokenInformationLength)
 356 {
 357     FIXME("%p %d %p %lu\n", TokenHandle, TokenInformationClass,
 358           TokenInformation, TokenInformationLength);
 359     return STATUS_NOT_IMPLEMENTED;
 360 }
 361
 362 /******************************************************************************
 363 *  NtAdjustGroupsToken          [NTDLL.@]
 364 *  ZwAdjustGroupsToken          [NTDLL.@]
 365 */
 366 NTSTATUS WINAPI NtAdjustGroupsToken(
 367         HANDLE TokenHandle,
 368         BOOLEAN ResetToDefault,
 369         PTOKEN_GROUPS NewState,
 370         ULONG BufferLength,
 371         PTOKEN_GROUPS PreviousState,
 372         PULONG ReturnLength)
 373 {
 374     FIXME("%p %d %p %lu %p %p\n", TokenHandle, ResetToDefault,
 375           NewState, BufferLength, PreviousState, ReturnLength);
 376     return STATUS_NOT_IMPLEMENTED;
 377 }
 378
 379 /*
 380  *      Section
 381  */
 382
 383 /******************************************************************************
 384  *  NtQuerySection      [NTDLL.@]
 385  */
 386 NTSTATUS WINAPI NtQuerySection(
 387         IN HANDLE SectionHandle,
 388         IN PVOID SectionInformationClass,
 389         OUT PVOID SectionInformation,
 390         IN ULONG Length,
 391         OUT PULONG ResultLength)
 392 {
 393         FIXME("(%p,%p,%p,0x%08lx,%p) stub!\n",
 394         SectionHandle,SectionInformationClass,SectionInformation,Length,ResultLength);
 395         return 0;
 396 }
 397
 398 /*
 399  *      ports
 400  */
 401
 402 /******************************************************************************
 403  *  NtCreatePort                [NTDLL.@]
 404  *  ZwCreatePort                [NTDLL.@]
 405  */
 406 NTSTATUS WINAPI NtCreatePort(PHANDLE PortHandle,POBJECT_ATTRIBUTES ObjectAttributes,
 407                              DWORD MaxConnectInfoLength,DWORD MaxDataLength,DWORD unknown)
 408 {
 409   FIXME("(%p,%p,0x%08lx,0x%08lx,0x%08lx),stub!\n",PortHandle,ObjectAttributes,
 410         MaxConnectInfoLength,MaxDataLength,unknown);
 411   return 0;
 412 }
 413
 414 /******************************************************************************
 415  *  NtConnectPort               [NTDLL.@]
 416  *  ZwConnectPort               [NTDLL.@]
 417  */
 418 NTSTATUS WINAPI NtConnectPort(PHANDLE PortHandle,PUNICODE_STRING PortName,PVOID Unknown1,
 419                               PLPCSECTIONINFO sectionInfo,PLPCSECTIONMAPINFO mapInfo,PVOID Unknown2,
 420                               PVOID ConnectInfo,PDWORD pConnectInfoLength)
 421 {
 422   FIXME("(%p,%s,%p,%p,%p,%p,%p,%p (%ld)),stub!\n",PortHandle,debugstr_w(PortName->Buffer),Unknown1,
 423         sectionInfo,mapInfo,Unknown2,ConnectInfo,pConnectInfoLength,pConnectInfoLength?*pConnectInfoLength:-1);
 424   if(ConnectInfo && pConnectInfoLength)
 425     TRACE("\tMessage = %s\n",debugstr_an(ConnectInfo,*pConnectInfoLength));
 426   return 0;
 427 }
 428
 429 /******************************************************************************
 430  *  NtListenPort                [NTDLL.@]
 431  *  ZwListenPort                [NTDLL.@]
 432  */
 433 NTSTATUS WINAPI NtListenPort(HANDLE PortHandle,PLPCMESSAGE pLpcMessage)
 434 {
 435   FIXME("(%p,%p),stub!\n",PortHandle,pLpcMessage);
 436   return 0;
 437 }
 438
 439 /******************************************************************************
 440  *  NtAcceptConnectPort [NTDLL.@]
 441  *  ZwAcceptConnectPort [NTDLL.@]
 442  */
 443 NTSTATUS WINAPI NtAcceptConnectPort(PHANDLE PortHandle,DWORD Unknown,PLPCMESSAGE pLpcMessage,
 444                                     DWORD acceptIt,DWORD Unknown2,PLPCSECTIONMAPINFO mapInfo)
 445 {
 446   FIXME("(%p,0x%08lx,%p,0x%08lx,0x%08lx,%p),stub!\n",PortHandle,Unknown,pLpcMessage,acceptIt,Unknown2,mapInfo);
 447   return 0;
 448 }
 449
 450 /******************************************************************************
 451  *  NtCompleteConnectPort       [NTDLL.@]
 452  *  ZwCompleteConnectPort       [NTDLL.@]
 453  */
 454 NTSTATUS WINAPI NtCompleteConnectPort(HANDLE PortHandle)
 455 {
 456   FIXME("(%p),stub!\n",PortHandle);
 457   return 0;
 458 }
 459
 460 /******************************************************************************
 461  *  NtRegisterThreadTerminatePort       [NTDLL.@]
 462  *  ZwRegisterThreadTerminatePort       [NTDLL.@]
 463  */
 464 NTSTATUS WINAPI NtRegisterThreadTerminatePort(HANDLE PortHandle)
 465 {
 466   FIXME("(%p),stub!\n",PortHandle);
 467   return 0;
 468 }
 469
 470 /******************************************************************************
 471  *  NtRequestWaitReplyPort              [NTDLL.@]
 472  *  ZwRequestWaitReplyPort              [NTDLL.@]
 473  */
 474 NTSTATUS WINAPI NtRequestWaitReplyPort(HANDLE PortHandle,PLPCMESSAGE pLpcMessageIn,PLPCMESSAGE pLpcMessageOut)
 475 {
 476   FIXME("(%p,%p,%p),stub!\n",PortHandle,pLpcMessageIn,pLpcMessageOut);
 477   if(pLpcMessageIn)
 478   {
 479     TRACE("Message to send:\n");
 480     TRACE("\tActualMessageLength = %d\n",pLpcMessageIn->ActualMessageLength);
 481     TRACE("\tTotalMessageLength  = %d\n",pLpcMessageIn->TotalMessageLength);
 482     TRACE("\tMessageType         = %ld\n",pLpcMessageIn->MessageType);
 483     TRACE("\tClientProcessId     = %ld\n",pLpcMessageIn->ClientProcessId);
 484     TRACE("\tClientThreadId      = %ld\n",pLpcMessageIn->ClientThreadId);
 485     TRACE("\tMessageId           = %ld\n",pLpcMessageIn->MessageId);
 486     TRACE("\tSharedSectionSize   = %ld\n",pLpcMessageIn->SharedSectionSize);
 487     TRACE("\tMessageData         = %s\n",debugstr_an(pLpcMessageIn->MessageData,pLpcMessageIn->ActualMessageLength));
 488   }
 489   return 0;
 490 }
 491
 492 /******************************************************************************
 493  *  NtReplyWaitReceivePort      [NTDLL.@]
 494  *  ZwReplyWaitReceivePort      [NTDLL.@]
 495  */
 496 NTSTATUS WINAPI NtReplyWaitReceivePort(HANDLE PortHandle,PDWORD Unknown,PLPCMESSAGE pLpcMessageOut,PLPCMESSAGE pLpcMessageIn)
 497 {
 498   FIXME("(%p,%p,%p,%p),stub!\n",PortHandle,Unknown,pLpcMessageOut,pLpcMessageIn);
 499   return 0;
 500 }
 501
 502 /*
 503  *      Misc
 504  */
 505
 506  /******************************************************************************
 507  *  NtSetIntervalProfile        [NTDLL.@]
 508  *  ZwSetIntervalProfile        [NTDLL.@]
 509  */
 510 NTSTATUS WINAPI NtSetIntervalProfile(DWORD x1,DWORD x2) {
 511         FIXME("(0x%08lx,0x%08lx),stub!\n",x1,x2);
 512         return 0;
 513 }
 514
 515 /******************************************************************************
 516  *  NtQueryPerformanceCounter   [NTDLL.@]
 517  *
 518  *  Note: Windows uses a timer clocked at a multiple of 1193182 Hz. There is a
 519  *  good number of applications that crash when the returned frequency is either
 520  *  lower or higher then what Windows gives. Also too high counter values are
 521  *  reported to give problems.
 522  */
 523 NTSTATUS WINAPI NtQueryPerformanceCounter(
 524         OUT PLARGE_INTEGER Counter,
 525         OUT PLARGE_INTEGER Frequency)
 526 {
 527     LARGE_INTEGER time;
 528
 529     if (!Counter) return STATUS_ACCESS_VIOLATION;
 530     NtQuerySystemTime( &time );
 531     time.QuadPart -= boottime;
 532     /* convert a counter that increments at a rate of 10 MHz
 533      * to one of 1193182 Hz, with some care for arithmetic
 534      * overflow ( will not overflow until 3396 or so ) and
 535      * good accuracy ( 21/176 = 0.119318182) */
 536     Counter->QuadPart = (time.QuadPart * 21) / 176;
 537     if (Frequency)
 538         Frequency->QuadPart = 1193182;
 539     return 0;
 540 }
 541
 542 /******************************************************************************
 543  *  NtCreateMailslotFile        [NTDLL.@]
 544  *  ZwCreateMailslotFile        [NTDLL.@]
 545  */
 546 NTSTATUS WINAPI NtCreateMailslotFile(DWORD x1,DWORD x2,DWORD x3,DWORD x4,DWORD x5,DWORD x6,DWORD x7,DWORD x8)
 547 {
 548         FIXME("(0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx),stub!\n",x1,x2,x3,x4,x5,x6,x7,x8);
 549         return 0;
 550 }
 551
 552 /******************************************************************************
 553  * NtQuerySystemInformation [NTDLL.@]
 554  * ZwQuerySystemInformation [NTDLL.@]
 555  *
 556  * ARGUMENTS:
 557  *  SystemInformationClass      Index to a certain information structure
 558  *      SystemTimeAdjustmentInformation SYSTEM_TIME_ADJUSTMENT
 559  *      SystemCacheInformation          SYSTEM_CACHE_INFORMATION
 560  *      SystemConfigurationInformation  CONFIGURATION_INFORMATION
 561  *      observed (class/len):
 562  *              0x0/0x2c
 563  *              0x12/0x18
 564  *              0x2/0x138
 565  *              0x8/0x600
 566  *              0x25/0xc
 567  *  SystemInformation   caller supplies storage for the information structure
 568  *  Length              size of the structure
 569  *  ResultLength        Data written
 570  */
 571 NTSTATUS WINAPI NtQuerySystemInformation(
 572         IN SYSTEM_INFORMATION_CLASS SystemInformationClass,
 573         OUT PVOID SystemInformation,
 574         IN ULONG Length,
 575         OUT PULONG ResultLength)
 576 {
 577     NTSTATUS    ret = STATUS_SUCCESS;
 578     ULONG       len = 0;
 579
 580     TRACE("(0x%08x,%p,0x%08lx,%p)\n",
 581           SystemInformationClass,SystemInformation,Length,ResultLength);
 582
 583     switch (SystemInformationClass)
 584     {
 585     case SystemBasicInformation:
 586         {
 587             SYSTEM_BASIC_INFORMATION* sbi = (SYSTEM_BASIC_INFORMATION*)SystemInformation;
 588             if (Length >= sizeof(*sbi))
 589             {
 590                 sbi->dwUnknown1 = 0;
 591                 sbi->uKeMaximumIncrement = 0;
 592                 sbi->uPageSize = 1024; /* FIXME */
 593                 sbi->uMmNumberOfPhysicalPages = 12345; /* FIXME */
 594                 sbi->uMmLowestPhysicalPage = 0; /* FIXME */
 595                 sbi->uMmHighestPhysicalPage = 12345; /* FIXME */
 596                 sbi->uAllocationGranularity = 65536; /* FIXME */
 597                 sbi->pLowestUserAddress = 0; /* FIXME */
 598                 sbi->pMmHighestUserAddress = (void*)~0; /* FIXME */
 599                 sbi->uKeActiveProcessors = 1; /* FIXME */
 600                 sbi->bKeNumberProcessors = 1; /* FIXME */
 601                 len = sizeof(*sbi);
 602             }
 603             else ret = STATUS_INFO_LENGTH_MISMATCH;
 604         }
 605         break;
 606     case SystemCpuInformation:
 607         {
 608             SYSTEM_CPU_INFORMATION* sci;
 609             sci = (SYSTEM_CPU_INFORMATION *) SystemInformation;
 610             if (Length >= sizeof(*sci))
 611             {
 612                 /* FIXME: move some code from kernel/cpu.c to process this */
 613                 sci->Architecture = PROCESSOR_ARCHITECTURE_INTEL;
 614                 sci->Level = 6; /* 686, aka Pentium II+ */
 615                 sci->Revision = 0;
 616                 sci->Reserved = 0;
 617                 sci->FeatureSet = 0x1fff;
 618             }
 619             else ret = STATUS_INFO_LENGTH_MISMATCH;
 620         }
 621         break;
 622     case SystemPerformanceInformation:
 623         {
 624             SYSTEM_PERFORMANCE_INFORMATION* spi = (SYSTEM_PERFORMANCE_INFORMATION*)SystemInformation;
 625             if (Length >= sizeof(*spi))
 626             {
 627                 memset(spi, 0, sizeof(*spi)); /* FIXME */
 628                 len = sizeof(*spi);
 629             }
 630             else ret = STATUS_INFO_LENGTH_MISMATCH;
 631         }
 632         break;
 633     case SystemTimeOfDayInformation:
 634         {
 635             SYSTEM_TIMEOFDAY_INFORMATION* sti = (SYSTEM_TIMEOFDAY_INFORMATION*)SystemInformation;
 636             if (Length >= sizeof(*sti))
 637             {
 638                 sti->liKeBootTime.QuadPart = boottime;
 639                 sti->liKeSystemTime.QuadPart = 0; /* FIXME */
 640                 sti->liExpTimeZoneBias.QuadPart  = 0; /* FIXME */
 641                 sti->uCurrentTimeZoneId = 0; /* FIXME */
 642                 sti->dwReserved = 0;
 643                 len = sizeof(*sti);
 644             }
 645             else ret = STATUS_INFO_LENGTH_MISMATCH;
 646         }
 647         break;
 648     case SystemProcessInformation:
 649         {
 650             SYSTEM_PROCESS_INFORMATION* spi = (SYSTEM_PROCESS_INFORMATION*)SystemInformation;
 651             SYSTEM_PROCESS_INFORMATION* last = NULL;
 652             HANDLE hSnap = 0;
 653             WCHAR procname[1024];
 654             DWORD wlen = 0;
 655
 656             SERVER_START_REQ( create_snapshot )
 657             {
 658                 req->flags   = SNAP_PROCESS | SNAP_THREAD;
 659                 req->inherit = FALSE;
 660                 req->pid     = 0;
 661                 if (!(ret = wine_server_call( req ))) hSnap = reply->handle;
 662             }
 663             SERVER_END_REQ;
 664             len = 0;
 665             while (ret == STATUS_SUCCESS)
 666             {
 667                 SERVER_START_REQ( next_process )
 668                 {
 669                     req->handle = hSnap;
 670                     req->reset = (len == 0);
 671                     wine_server_set_reply( req, procname, sizeof(procname) );
 672                     if (!(ret = wine_server_call( req )))
 673                     {
 674                         wlen = wine_server_reply_size(reply) + sizeof(WCHAR);
 675                         if (Length >= len + sizeof(*spi))
 676                         {
 677                             memset(spi, 0, sizeof(*spi));
 678                             spi->dwOffset = sizeof(*spi);
 679                             spi->dwThreadCount = reply->threads;
 680                             memset(&spi->ftCreationTime, 0, sizeof(spi->ftCreationTime));
 681                             /* spi->pszProcessName will be set later on */
 682                             spi->dwBasePriority = reply->priority;
 683                             spi->dwProcessID = (DWORD)reply->pid;
 684                             spi->dwParentProcessID = (DWORD)reply->ppid;
 685                             spi->dwHandleCount = reply->handles;
 686                             spi->dwVirtualBytesPeak = 0; /* FIXME */
 687                             spi->dwVirtualBytes = 0; /* FIXME */
 688                             spi->dwPageFaults = 0; /* FIXME */
 689                             spi->dwWorkingSetPeak = 0; /* FIXME */
 690                             spi->dwWorkingSet = 0; /* FIXME */
 691                             spi->dwUnknown5 = 0; /* FIXME */
 692                             spi->dwPagedPool = 0; /* FIXME */
 693                             spi->dwUnknown6 = 0; /* FIXME */
 694                             spi->dwNonPagedPool = 0; /* FIXME */
 695                             spi->dwPageFileBytesPeak = 0; /* FIXME */
 696                             spi->dwPrivateBytes = 0; /* FIXME */
 697                             spi->dwPageFileBytes = 0; /* FIXME */
 698                             /* spi->ti will be set later on */
 699                             len += sizeof(*spi) - sizeof(spi->ti);
 700                         }
 701                         else ret = STATUS_INFO_LENGTH_MISMATCH;
 702                     }
 703                 }
 704                 SERVER_END_REQ;
 705                 if (ret != STATUS_SUCCESS)
 706                 {
 707                     if (ret == STATUS_NO_MORE_FILES) ret = STATUS_SUCCESS;
 708                     break;
 709                 }
 710                 if (Length >= len + wlen + spi->dwThreadCount * sizeof(THREAD_INFO))
 711                 {
 712                     int     i, j;
 713
 714                     /* set thread info */
 715                     spi->dwOffset += spi->dwThreadCount * sizeof(THREAD_INFO);
 716                     len += spi->dwThreadCount * sizeof(THREAD_INFO);
 717                     i = j = 0;
 718                     while (ret == STATUS_SUCCESS)
 719                     {
 720                         SERVER_START_REQ( next_thread )
 721                         {
 722                             req->handle = hSnap;
 723                             req->reset = (j == 0);
 724                             if (!(ret = wine_server_call( req )))
 725                             {
 726                                 j++;
 727                                 if (reply->pid == spi->dwProcessID)
 728                                 {
 729                                     /* ftKernelTime, ftUserTime, ftCreateTime;
 730                                      * dwTickCount, dwStartAddress
 731                                      */
 732                                     spi->ti[i].dwOwningPID = reply->pid;
 733                                     spi->ti[i].dwThreadID  = reply->tid;
 734                                     spi->ti[i].dwCurrentPriority = reply->base_pri + reply->delta_pri;
 735                                     spi->ti[i].dwBasePriority = reply->base_pri;
 736                                     i++;
 737                                 }
 738                             }
 739                         }
 740                         SERVER_END_REQ;
 741                     }
 742                     if (ret == STATUS_NO_MORE_FILES) ret = STATUS_SUCCESS;
 743
 744                     /* now append process name */
 745                     spi->pszProcessName = (WCHAR*)((char*)spi + spi->dwOffset);
 746                     memcpy( spi->pszProcessName, procname, wlen - sizeof(WCHAR) );
 747                     spi->pszProcessName[wlen / sizeof(WCHAR)] = 0;
 748                     len += wlen;
 749                     spi->dwOffset += wlen;
 750
 751                     last = spi;
 752                     spi = (SYSTEM_PROCESS_INFORMATION*)((char*)spi + spi->dwOffset);
 753                 }
 754                 else ret = STATUS_INFO_LENGTH_MISMATCH;
 755             }
 756             if (ret == STATUS_SUCCESS && last) last->dwOffset = 0;
 757             if (hSnap) NtClose(hSnap);
 758         }
 759         break;
 760     case SystemProcessorPerformanceInformation:
 761         {
 762             SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION* sppi = (SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION*)SystemInformation;
 763             if (Length >= sizeof(*sppi))
 764             {
 765                 memset(sppi, 0, sizeof(*sppi)); /* FIXME */
 766                 len = sizeof(*sppi);
 767             }
 768             else ret = STATUS_INFO_LENGTH_MISMATCH;
 769         }
 770         break;
 771
 772     case SystemCacheInformation:
 773         {
 774             SYSTEM_CACHE_INFORMATION* sci = (SYSTEM_CACHE_INFORMATION*)SystemInformation;
 775             if (Length >= sizeof(*sci))
 776             {
 777                 memset(sci, 0, sizeof(*sci)); /* FIXME */
 778                 len = sizeof(*sci);
 779             }
 780             else ret = STATUS_INFO_LENGTH_MISMATCH;
 781         }
 782         break;
 783     case SystemRegistryQuotaInformation:
 784         /* Something to do with the size of the registry             *
 785          * Since we don't have a size limitation, fake it            *
 786          * This is almost certainly wrong.                           *
 787          * This sets each of the three words in the struct to 32 MB, *
 788          * which is enough to make the IE 5 installer happy.         */
 789         {
 790             SYSTEM_REGISTRY_QUOTA_INFORMATION* srqi = (SYSTEM_REGISTRY_QUOTA_INFORMATION*)SystemInformation;
 791             if (Length >= sizeof(*srqi))
 792             {
 793                 FIXME("(0x%08x,%p,0x%08lx,%p) faking max registry size of 32 MB\n",
 794                       SystemInformationClass,SystemInformation,Length,ResultLength);
 795                 srqi->RegistryQuotaAllowed = 0x2000000;
 796                 srqi->RegistryQuotaUsed = 0x200000;
 797                 srqi->Reserved1 = (void*)0x200000;
 798                 len = sizeof(*srqi);
 799             }
 800             else ret = STATUS_INFO_LENGTH_MISMATCH;
 801         }
 802         break;
 803
 804     case SystemKernelDebuggerInformation:
 805         {
 806             PSYSTEM_KERNEL_DEBUGGER_INFORMATION pkdi;
 807             if( Length >= sizeof(*pkdi))
 808             {
 809                 pkdi = SystemInformation;
 810                 pkdi->DebuggerEnabled = FALSE;
 811                 pkdi->DebuggerNotPresent = TRUE;
 812                 len = sizeof(*pkdi);
 813             }
 814             else ret = STATUS_INFO_LENGTH_MISMATCH;
 815         }
 816         break;
 817
 818     default:
 819         FIXME("(0x%08x,%p,0x%08lx,%p) stub\n",
 820               SystemInformationClass,SystemInformation,Length,ResultLength);
 821         ret = STATUS_NOT_IMPLEMENTED;
 822     }
 823     if (ResultLength) *ResultLength = len;
 824
 825     return ret;
 826 }
 827
 828
 829 /******************************************************************************
 830  *  NtCreatePagingFile          [NTDLL.@]
 831  *  ZwCreatePagingFile          [NTDLL.@]
 832  */
 833 NTSTATUS WINAPI NtCreatePagingFile(
 834         IN PUNICODE_STRING PageFileName,
 835         IN ULONG MiniumSize,
 836         IN ULONG MaxiumSize,
 837         OUT PULONG ActualSize)
 838 {
 839         FIXME("(%p(%s),0x%08lx,0x%08lx,%p),stub!\n",
 840         PageFileName->Buffer, debugstr_w(PageFileName->Buffer),MiniumSize,MaxiumSize,ActualSize);
 841         return 0;
 842 }
 843
 844 /******************************************************************************
 845  *  NtDisplayString                             [NTDLL.@]
 846  *
 847  * writes a string to the nt-textmode screen eg. during startup
 848  */
 849 NTSTATUS WINAPI NtDisplayString ( PUNICODE_STRING string )
 850 {
 851     STRING stringA;
 852     NTSTATUS ret;
 853
 854     if (!(ret = RtlUnicodeStringToAnsiString( &stringA, string, TRUE )))
 855     {
 856         MESSAGE( "%.*s", stringA.Length, stringA.Buffer );
 857         RtlFreeAnsiString( &stringA );
 858     }
 859     return ret;
 860 }
 861
 862 /******************************************************************************
 863  *  NtPowerInformation                          [NTDLL.@]
 864  *
 865  */
 866 NTSTATUS WINAPI NtPowerInformation(DWORD x1,DWORD x2,DWORD x3,DWORD x4,DWORD x5)
 867 {
 868         FIXME("(0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx),stub\n",x1,x2,x3,x4,x5);
 869         return 0;
 870 }
 871
 872 /******************************************************************************
 873  *  NtShutdownSystem                            [NTDLL.@]
 874  *
 875  */
 876 NTSTATUS WINAPI NtShutdownSystem(DWORD x1)
 877 {
 878         FIXME("(0x%08lx),stub\n",x1);
 879         return 0;
 880 }
 881
 882 /******************************************************************************
 883  *  NtAllocateLocallyUniqueId (NTDLL.@)
 884  *
 885  * FIXME: the server should do that
 886  */
 887 NTSTATUS WINAPI NtAllocateLocallyUniqueId(PLUID Luid)
 888 {
 889     static LUID luid = { SE_MAX_WELL_KNOWN_PRIVILEGE, 0 };
 890
 891     FIXME("%p\n", Luid);
 892
 893     if (!Luid)
 894         return STATUS_ACCESS_VIOLATION;
 895
 896     luid.LowPart++;
 897     if (luid.LowPart==0)
 898         luid.HighPart++;
 899     Luid->HighPart = luid.HighPart;
 900     Luid->LowPart = luid.LowPart;
 901
 902     return STATUS_SUCCESS;
 903 }
 904
 905 /******************************************************************************
 906  *        VerSetConditionMask   (NTDLL.@)
 907  */
 908 ULONGLONG WINAPI VerSetConditionMask( ULONGLONG dwlConditionMask, DWORD dwTypeBitMask,
 909                                       BYTE dwConditionMask)
 910 {
 911     if(dwTypeBitMask == 0)
 912         return dwlConditionMask;
 913     dwConditionMask &= 0x07;
 914     if(dwConditionMask == 0)
 915         return dwlConditionMask;
 916
 917     if(dwTypeBitMask & VER_PRODUCT_TYPE)
 918         dwlConditionMask |= dwConditionMask << 7*3;
 919     else if (dwTypeBitMask & VER_SUITENAME)
 920         dwlConditionMask |= dwConditionMask << 6*3;
 921     else if (dwTypeBitMask & VER_SERVICEPACKMAJOR)
 922         dwlConditionMask |= dwConditionMask << 5*3;
 923     else if (dwTypeBitMask & VER_SERVICEPACKMINOR)
 924         dwlConditionMask |= dwConditionMask << 4*3;
 925     else if (dwTypeBitMask & VER_PLATFORMID)
 926         dwlConditionMask |= dwConditionMask << 3*3;
 927     else if (dwTypeBitMask & VER_BUILDNUMBER)
 928         dwlConditionMask |= dwConditionMask << 2*3;
 929     else if (dwTypeBitMask & VER_MAJORVERSION)
 930         dwlConditionMask |= dwConditionMask << 1*3;
 931     else if (dwTypeBitMask & VER_MINORVERSION)
 932         dwlConditionMask |= dwConditionMask << 0*3;
 933     return dwlConditionMask;
 934 }
 935
 936 /******************************************************************************
 937  *        NtAlertThread   (NTDLL.@)
 938  */
 939 NTSTATUS WINAPI NtAlertThread(HANDLE ThreadHandle)
 940 {
 941     FIXME("%p\n", ThreadHandle);
 942     return STATUS_NOT_IMPLEMENTED;
 943 }