dlls/ntdll/tests/info.c

   1 /* Unit test suite for *Information* Registry API functions
   2  *
   3  * Copyright 2005 Paul Vriens
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  *
  19  */
  20
  21 #include "ntdll_test.h"
  22 #include <winnls.h>
  23
  24 static NTSTATUS (WINAPI * pNtQuerySystemInformation)(SYSTEM_INFORMATION_CLASS, PVOID, ULONG, PULONG);
  25 static NTSTATUS (WINAPI * pNtQueryInformationProcess)(HANDLE, PROCESSINFOCLASS, PVOID, ULONG, PULONG);
  26 static NTSTATUS (WINAPI * pNtReadVirtualMemory)(HANDLE, const void*, void*, SIZE_T, SIZE_T*);
  27
  28 /* one_before_last_pid is used to be able to compare values of a still running process
  29    with the output of the test_query_process_times and test_query_process_handlecount tests.
  30 */
  31 static DWORD one_before_last_pid = 0;
  32
  33 #define NTDLL_GET_PROC(func) do {                     \
  34     p ## func = (void*)GetProcAddress(hntdll, #func); \
  35     if(!p ## func) { \
  36       trace("GetProcAddress(%s) failed\n", #func); \
  37       return FALSE; \
  38     } \
  39   } while(0)
  40
  41 static BOOL InitFunctionPtrs(void)
  42 {
  43     /* All needed functions are NT based, so using GetModuleHandle is a good check */
  44     HMODULE hntdll = GetModuleHandle("ntdll");
  45     if (!hntdll)
  46     {
  47         skip("Not running on NT\n");
  48         return FALSE;
  49     }
  50
  51     NTDLL_GET_PROC(NtQuerySystemInformation);
  52     NTDLL_GET_PROC(NtQueryInformationProcess);
  53     NTDLL_GET_PROC(NtReadVirtualMemory);
  54
  55     return TRUE;
  56 }
  57
  58 static void test_query_basic(void)
  59 {
  60     NTSTATUS status;
  61     ULONG ReturnLength;
  62     SYSTEM_BASIC_INFORMATION sbi;
  63
  64     /* This test also covers some basic parameter testing that should be the same for
  65      * every information class
  66     */
  67
  68     /* Use a nonexistent info class */
  69     trace("Check nonexistent info class\n");
  70     status = pNtQuerySystemInformation(-1, NULL, 0, NULL);
  71     ok( status == STATUS_INVALID_INFO_CLASS || status == STATUS_NOT_IMPLEMENTED /* vista */,
  72         "Expected STATUS_INVALID_INFO_CLASS or STATUS_NOT_IMPLEMENTED, got %08x\n", status);
  73
  74     /* Use an existing class but with a zero-length buffer */
  75     trace("Check zero-length buffer\n");
  76     status = pNtQuerySystemInformation(SystemBasicInformation, NULL, 0, NULL);
  77     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
  78
  79     /* Use an existing class, correct length but no SystemInformation buffer */
  80     trace("Check no SystemInformation buffer\n");
  81     status = pNtQuerySystemInformation(SystemBasicInformation, NULL, sizeof(sbi), NULL);
  82     ok( status == STATUS_ACCESS_VIOLATION || status == STATUS_INVALID_PARAMETER /* vista */,
  83         "Expected STATUS_ACCESS_VIOLATION or STATUS_INVALID_PARAMETER, got %08x\n", status);
  84
  85     /* Use a existing class, correct length, a pointer to a buffer but no ReturnLength pointer */
  86     trace("Check no ReturnLength pointer\n");
  87     status = pNtQuerySystemInformation(SystemBasicInformation, &sbi, sizeof(sbi), NULL);
  88     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
  89
  90     /* Check a too large buffer size */
  91     trace("Check a too large buffer size\n");
  92     status = pNtQuerySystemInformation(SystemBasicInformation, &sbi, sizeof(sbi) * 2, &ReturnLength);
  93     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
  94
  95     /* Finally some correct calls */
  96     trace("Check with correct parameters\n");
  97     status = pNtQuerySystemInformation(SystemBasicInformation, &sbi, sizeof(sbi), &ReturnLength);
  98     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
  99     ok( sizeof(sbi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 100
 101     /* Check if we have some return values */
 102     trace("Number of Processors : %d\n", sbi.NumberOfProcessors);
 103     ok( sbi.NumberOfProcessors > 0, "Expected more than 0 processors, got %d\n", sbi.NumberOfProcessors);
 104 }
 105
 106 static void test_query_cpu(void)
 107 {
 108     DWORD status;
 109     ULONG ReturnLength;
 110     SYSTEM_CPU_INFORMATION sci;
 111
 112     status = pNtQuerySystemInformation(SystemCpuInformation, &sci, sizeof(sci), &ReturnLength);
 113     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 114     ok( sizeof(sci) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 115
 116     /* Check if we have some return values */
 117     trace("Processor FeatureSet : %08x\n", sci.FeatureSet);
 118     ok( sci.FeatureSet != 0, "Expected some features for this processor, got %08x\n", sci.FeatureSet);
 119 }
 120
 121 static void test_query_performance(void)
 122 {
 123     NTSTATUS status;
 124     ULONG ReturnLength;
 125     SYSTEM_PERFORMANCE_INFORMATION spi;
 126
 127     status = pNtQuerySystemInformation(SystemPerformanceInformation, &spi, 0, &ReturnLength);
 128     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 129
 130     status = pNtQuerySystemInformation(SystemPerformanceInformation, &spi, sizeof(spi), &ReturnLength);
 131     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 132     ok( sizeof(spi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 133
 134     status = pNtQuerySystemInformation(SystemPerformanceInformation, &spi, sizeof(spi) + 2, &ReturnLength);
 135     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 136     ok( sizeof(spi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 137
 138     /* Not return values yet, as struct members are unknown */
 139 }
 140
 141 static void test_query_timeofday(void)
 142 {
 143     NTSTATUS status;
 144     ULONG ReturnLength;
 145
 146     /* Copy of our winternl.h structure turned into a private one */
 147     typedef struct _SYSTEM_TIMEOFDAY_INFORMATION_PRIVATE {
 148         LARGE_INTEGER liKeBootTime;
 149         LARGE_INTEGER liKeSystemTime;
 150         LARGE_INTEGER liExpTimeZoneBias;
 151         ULONG uCurrentTimeZoneId;
 152         DWORD dwUnknown1[5];
 153     } SYSTEM_TIMEOFDAY_INFORMATION_PRIVATE, *PSYSTEM_TIMEOFDAY_INFORMATION_PRIVATE;
 154
 155     SYSTEM_TIMEOFDAY_INFORMATION_PRIVATE sti;
 156
 157     /*  The struct size for NT (32 bytes) and Win2K/XP (48 bytes) differ.
 158      *
 159      *  Windows 2000 and XP return STATUS_INFO_LENGTH_MISMATCH if the given buffer size is greater
 160      *  then 48 and 0 otherwise
 161      *  Windows NT returns STATUS_INFO_LENGTH_MISMATCH when the given buffer size is not correct
 162      *  and 0 otherwise
 163      *
 164      *  Windows 2000 and XP copy the given buffer size into the provided buffer, if the return code is STATUS_SUCCESS
 165      *  NT only fills the buffer if the return code is STATUS_SUCCESS
 166      *
 167     */
 168
 169     status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, sizeof(sti), &ReturnLength);
 170
 171     if (status == STATUS_INFO_LENGTH_MISMATCH)
 172     {
 173         trace("Windows version is NT, we have to cater for differences with W2K/WinXP\n");
 174
 175         status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, 0, &ReturnLength);
 176         ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 177         ok( 0 == ReturnLength, "ReturnLength should be 0, it is (%d)\n", ReturnLength);
 178
 179         sti.uCurrentTimeZoneId = 0xdeadbeef;
 180         status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, 28, &ReturnLength);
 181         ok( 0xdeadbeef == sti.uCurrentTimeZoneId, "This part of the buffer should not have been filled\n");
 182
 183         status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, 32, &ReturnLength);
 184         ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 185         ok( 32 == ReturnLength, "ReturnLength should be 0, it is (%d)\n", ReturnLength);
 186     }
 187     else
 188     {
 189         status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, 0, &ReturnLength);
 190         ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 191         ok( 0 == ReturnLength, "ReturnLength should be 0, it is (%d)\n", ReturnLength);
 192
 193         sti.uCurrentTimeZoneId = 0xdeadbeef;
 194         status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, 24, &ReturnLength);
 195         ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 196         ok( 24 == ReturnLength, "ReturnLength should be 24, it is (%d)\n", ReturnLength);
 197         ok( 0xdeadbeef == sti.uCurrentTimeZoneId, "This part of the buffer should not have been filled\n");
 198
 199         sti.uCurrentTimeZoneId = 0xdeadbeef;
 200         status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, 32, &ReturnLength);
 201         ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 202         ok( 32 == ReturnLength, "ReturnLength should be 32, it is (%d)\n", ReturnLength);
 203         ok( 0xdeadbeef != sti.uCurrentTimeZoneId, "Buffer should have been partially filled\n");
 204
 205         status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, 49, &ReturnLength);
 206         ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 207         ok( ReturnLength == 0 || ReturnLength == sizeof(sti) /* vista */,
 208             "ReturnLength should be 0, it is (%d)\n", ReturnLength);
 209
 210         status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, sizeof(sti), &ReturnLength);
 211         ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 212         ok( sizeof(sti) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 213     }
 214
 215     /* Check if we have some return values */
 216     trace("uCurrentTimeZoneId : (%d)\n", sti.uCurrentTimeZoneId);
 217 }
 218
 219 static void test_query_process(void)
 220 {
 221     NTSTATUS status;
 222     DWORD last_pid;
 223     ULONG ReturnLength;
 224     int i = 0, k = 0;
 225     int is_nt = 0;
 226     SYSTEM_BASIC_INFORMATION sbi;
 227
 228     /* Copy of our winternl.h structure turned into a private one */
 229     typedef struct _SYSTEM_PROCESS_INFORMATION_PRIVATE {
 230         DWORD dwOffset;
 231         DWORD dwThreadCount;
 232         DWORD dwUnknown1[6];
 233         FILETIME ftCreationTime;
 234         FILETIME ftUserTime;
 235         FILETIME ftKernelTime;
 236         UNICODE_STRING ProcessName;
 237         DWORD dwBasePriority;
 238         DWORD dwProcessID;
 239         DWORD dwParentProcessID;
 240         DWORD dwHandleCount;
 241         DWORD dwUnknown3;
 242         DWORD dwUnknown4;
 243         VM_COUNTERS vmCounters;
 244         IO_COUNTERS ioCounters;
 245         SYSTEM_THREAD_INFORMATION ti[1];
 246     } SYSTEM_PROCESS_INFORMATION_PRIVATE, *PSYSTEM_PROCESS_INFORMATION_PRIVATE;
 247
 248     ULONG SystemInformationLength = sizeof(SYSTEM_PROCESS_INFORMATION_PRIVATE);
 249     SYSTEM_PROCESS_INFORMATION_PRIVATE *spi, *spi_buf = HeapAlloc(GetProcessHeap(), 0, SystemInformationLength);
 250
 251     /* Only W2K3 returns the needed length, the rest returns 0, so we have to loop */
 252
 253     for (;;)
 254     {
 255         status = pNtQuerySystemInformation(SystemProcessInformation, spi_buf, SystemInformationLength, &ReturnLength);
 256
 257         if (status != STATUS_INFO_LENGTH_MISMATCH) break;
 258
 259         spi_buf = HeapReAlloc(GetProcessHeap(), 0, spi_buf , SystemInformationLength *= 2);
 260     }
 261     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 262     spi = spi_buf;
 263
 264     /* Get the first dwOffset, from this we can deduce the OS version we're running
 265      *
 266      * W2K/WinXP/W2K3:
 267      *   dwOffset for a process is 184 + (no. of threads) * sizeof(SYSTEM_THREAD_INFORMATION)
 268      * NT:
 269      *   dwOffset for a process is 136 + (no. of threads) * sizeof(SYSTEM_THREAD_INFORMATION)
 270      * Wine (with every windows version):
 271      *   dwOffset for a process is 0 if just this test is running
 272      *   dwOffset for a process is 184 + (no. of threads) * sizeof(SYSTEM_THREAD_INFORMATION) +
 273      *                             ProcessName.MaximumLength
 274      *     if more wine processes are running
 275      *
 276      * Note : On windows the first process is in fact the Idle 'process' with a thread for every processor
 277     */
 278
 279     pNtQuerySystemInformation(SystemBasicInformation, &sbi, sizeof(sbi), &ReturnLength);
 280
 281     is_nt = ( spi->dwOffset - (sbi.NumberOfProcessors * sizeof(SYSTEM_THREAD_INFORMATION)) == 136);
 282
 283     if (is_nt) skip("Windows version is NT, we will skip thread tests\n");
 284
 285     /* Check if we have some return values
 286      *
 287      * On windows there will be several processes running (Including the always present Idle and System)
 288      * On wine we only have one (if this test is the only wine process running)
 289     */
 290
 291     /* Loop through the processes */
 292
 293     for (;;)
 294     {
 295         i++;
 296
 297         last_pid = spi->dwProcessID;
 298
 299         ok( spi->dwThreadCount > 0, "Expected some threads for this process, got 0\n");
 300
 301         /* Loop through the threads, skip NT4 for now */
 302
 303         if (!is_nt)
 304         {
 305             DWORD j;
 306             for ( j = 0; j < spi->dwThreadCount; j++)
 307             {
 308                 k++;
 309                 ok ( spi->ti[j].dwOwningPID == spi->dwProcessID,
 310                      "The owning pid of the thread (%d) doesn't equal the pid (%d) of the process\n",
 311                      spi->ti[j].dwOwningPID, spi->dwProcessID);
 312             }
 313         }
 314
 315         if (!spi->dwOffset) break;
 316
 317         one_before_last_pid = last_pid;
 318
 319         spi = (SYSTEM_PROCESS_INFORMATION_PRIVATE*)((char*)spi + spi->dwOffset);
 320     }
 321     trace("Total number of running processes : %d\n", i);
 322     if (!is_nt) trace("Total number of running threads   : %d\n", k);
 323
 324     if (one_before_last_pid == 0) one_before_last_pid = last_pid;
 325
 326     HeapFree( GetProcessHeap(), 0, spi_buf);
 327 }
 328
 329 static void test_query_procperf(void)
 330 {
 331     NTSTATUS status;
 332     ULONG ReturnLength;
 333     ULONG NeededLength;
 334     SYSTEM_BASIC_INFORMATION sbi;
 335     SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION* sppi;
 336
 337     /* Find out the number of processors */
 338     status = pNtQuerySystemInformation(SystemBasicInformation, &sbi, sizeof(sbi), &ReturnLength);
 339     NeededLength = sbi.NumberOfProcessors * sizeof(SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION);
 340
 341     sppi = HeapAlloc(GetProcessHeap(), 0, NeededLength);
 342
 343     status = pNtQuerySystemInformation(SystemProcessorPerformanceInformation, sppi, 0, &ReturnLength);
 344     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 345
 346     /* Try it for 1 processor */
 347     sppi->KernelTime.QuadPart = 0xdeaddead;
 348     sppi->UserTime.QuadPart = 0xdeaddead;
 349     sppi->IdleTime.QuadPart = 0xdeaddead;
 350     status = pNtQuerySystemInformation(SystemProcessorPerformanceInformation, sppi,
 351                                        sizeof(SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION), &ReturnLength);
 352     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 353     ok( sizeof(SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION) == ReturnLength,
 354         "Inconsistent length %d\n", ReturnLength);
 355     ok (sppi->KernelTime.QuadPart != 0xdeaddead, "KernelTime unchanged\n");
 356     ok (sppi->UserTime.QuadPart != 0xdeaddead, "UserTime unchanged\n");
 357     ok (sppi->IdleTime.QuadPart != 0xdeaddead, "IdleTime unchanged\n");
 358
 359     /* Try it for all processors */
 360     sppi->KernelTime.QuadPart = 0xdeaddead;
 361     sppi->UserTime.QuadPart = 0xdeaddead;
 362     sppi->IdleTime.QuadPart = 0xdeaddead;
 363     status = pNtQuerySystemInformation(SystemProcessorPerformanceInformation, sppi, NeededLength, &ReturnLength);
 364     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 365     ok( NeededLength == ReturnLength, "Inconsistent length (%d) <-> (%d)\n", NeededLength, ReturnLength);
 366     ok (sppi->KernelTime.QuadPart != 0xdeaddead, "KernelTime unchanged\n");
 367     ok (sppi->UserTime.QuadPart != 0xdeaddead, "UserTime unchanged\n");
 368     ok (sppi->IdleTime.QuadPart != 0xdeaddead, "IdleTime unchanged\n");
 369
 370     /* A too large given buffer size */
 371     sppi = HeapReAlloc(GetProcessHeap(), 0, sppi , NeededLength + 2);
 372     sppi->KernelTime.QuadPart = 0xdeaddead;
 373     sppi->UserTime.QuadPart = 0xdeaddead;
 374     sppi->IdleTime.QuadPart = 0xdeaddead;
 375     status = pNtQuerySystemInformation(SystemProcessorPerformanceInformation, sppi, NeededLength + 2, &ReturnLength);
 376     ok( status == STATUS_SUCCESS || status == STATUS_INFO_LENGTH_MISMATCH /* vista */,
 377         "Expected STATUS_SUCCESS or STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 378     ok( NeededLength == ReturnLength, "Inconsistent length (%d) <-> (%d)\n", NeededLength, ReturnLength);
 379     if (status == STATUS_SUCCESS)
 380     {
 381         ok (sppi->KernelTime.QuadPart != 0xdeaddead, "KernelTime unchanged\n");
 382         ok (sppi->UserTime.QuadPart != 0xdeaddead, "UserTime unchanged\n");
 383         ok (sppi->IdleTime.QuadPart != 0xdeaddead, "IdleTime unchanged\n");
 384     }
 385     else /* vista and 2008 */
 386     {
 387         ok (sppi->KernelTime.QuadPart == 0xdeaddead, "KernelTime changed\n");
 388         ok (sppi->UserTime.QuadPart == 0xdeaddead, "UserTime changed\n");
 389         ok (sppi->IdleTime.QuadPart == 0xdeaddead, "IdleTime changed\n");
 390     }
 391
 392     HeapFree( GetProcessHeap(), 0, sppi);
 393 }
 394
 395 static void test_query_module(void)
 396 {
 397     NTSTATUS status;
 398     ULONG ReturnLength;
 399     ULONG ModuleCount, i;
 400
 401     ULONG SystemInformationLength = sizeof(SYSTEM_MODULE_INFORMATION);
 402     SYSTEM_MODULE_INFORMATION* smi = HeapAlloc(GetProcessHeap(), 0, SystemInformationLength);
 403     SYSTEM_MODULE* sm;
 404
 405     /* Request the needed length */
 406     status = pNtQuerySystemInformation(SystemModuleInformation, smi, 0, &ReturnLength);
 407     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 408     ok( ReturnLength > 0, "Expected a ReturnLength to show the needed length\n");
 409
 410     SystemInformationLength = ReturnLength;
 411     smi = HeapReAlloc(GetProcessHeap(), 0, smi , SystemInformationLength);
 412     status = pNtQuerySystemInformation(SystemModuleInformation, smi, SystemInformationLength, &ReturnLength);
 413     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 414
 415     ModuleCount = smi->ModulesCount;
 416     sm = &smi->Modules[0];
 417     /* our implementation is a stub for now */
 418     ok( ModuleCount > 0, "Expected some modules to be loaded\n");
 419
 420     /* Loop through all the modules/drivers, Wine doesn't get here (yet) */
 421     for (i = 0; i < ModuleCount ; i++)
 422     {
 423         ok( i == sm->Id, "Id (%d) should have matched %u\n", sm->Id, i);
 424         sm++;
 425     }
 426
 427     HeapFree( GetProcessHeap(), 0, smi);
 428 }
 429
 430 static void test_query_handle(void)
 431 {
 432     NTSTATUS status;
 433     ULONG ReturnLength;
 434     ULONG SystemInformationLength = sizeof(SYSTEM_HANDLE_INFORMATION);
 435     SYSTEM_HANDLE_INFORMATION* shi = HeapAlloc(GetProcessHeap(), 0, SystemInformationLength);
 436
 437     /* Request the needed length : a SystemInformationLength greater than one struct sets ReturnLength */
 438     status = pNtQuerySystemInformation(SystemHandleInformation, shi, SystemInformationLength, &ReturnLength);
 439     todo_wine ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 440
 441     SystemInformationLength = ReturnLength;
 442     shi = HeapReAlloc(GetProcessHeap(), 0, shi , SystemInformationLength);
 443     status = pNtQuerySystemInformation(SystemHandleInformation, shi, SystemInformationLength, &ReturnLength);
 444     if (status != STATUS_INFO_LENGTH_MISMATCH) /* vista */
 445     {
 446         ok( status == STATUS_SUCCESS,
 447             "Expected STATUS_SUCCESS, got %08x\n", status);
 448
 449         /* Check if we have some return values */
 450         trace("Number of Handles : %d\n", shi->Count);
 451         todo_wine
 452         {
 453             /* our implementation is a stub for now */
 454             ok( shi->Count > 1, "Expected more than 1 handles, got (%d)\n", shi->Count);
 455         }
 456     }
 457     HeapFree( GetProcessHeap(), 0, shi);
 458 }
 459
 460 static void test_query_cache(void)
 461 {
 462     NTSTATUS status;
 463     ULONG ReturnLength;
 464     SYSTEM_CACHE_INFORMATION sci;
 465
 466     status = pNtQuerySystemInformation(SystemCacheInformation, &sci, 0, &ReturnLength);
 467     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 468
 469     status = pNtQuerySystemInformation(SystemCacheInformation, &sci, sizeof(sci), &ReturnLength);
 470     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 471     ok( sizeof(sci) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 472
 473     status = pNtQuerySystemInformation(SystemCacheInformation, &sci, sizeof(sci) + 2, &ReturnLength);
 474     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 475     ok( sizeof(sci) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 476 }
 477
 478 static void test_query_interrupt(void)
 479 {
 480     NTSTATUS status;
 481     ULONG ReturnLength;
 482     ULONG NeededLength;
 483     SYSTEM_BASIC_INFORMATION sbi;
 484     SYSTEM_INTERRUPT_INFORMATION* sii;
 485
 486     /* Find out the number of processors */
 487     status = pNtQuerySystemInformation(SystemBasicInformation, &sbi, sizeof(sbi), &ReturnLength);
 488     NeededLength = sbi.NumberOfProcessors * sizeof(SYSTEM_INTERRUPT_INFORMATION);
 489
 490     sii = HeapAlloc(GetProcessHeap(), 0, NeededLength);
 491
 492     status = pNtQuerySystemInformation(SystemInterruptInformation, sii, 0, &ReturnLength);
 493     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 494
 495     /* Try it for all processors */
 496     status = pNtQuerySystemInformation(SystemInterruptInformation, sii, NeededLength, &ReturnLength);
 497     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 498
 499     /* Windows XP and W2K3 (and others?) always return 0 for the ReturnLength
 500      * No test added for this as it's highly unlikely that an app depends on this
 501     */
 502
 503     HeapFree( GetProcessHeap(), 0, sii);
 504 }
 505
 506 static void test_query_kerndebug(void)
 507 {
 508     NTSTATUS status;
 509     ULONG ReturnLength;
 510     SYSTEM_KERNEL_DEBUGGER_INFORMATION skdi;
 511
 512     status = pNtQuerySystemInformation(SystemKernelDebuggerInformation, &skdi, 0, &ReturnLength);
 513     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 514
 515     status = pNtQuerySystemInformation(SystemKernelDebuggerInformation, &skdi, sizeof(skdi), &ReturnLength);
 516     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 517     ok( sizeof(skdi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 518
 519     status = pNtQuerySystemInformation(SystemKernelDebuggerInformation, &skdi, sizeof(skdi) + 2, &ReturnLength);
 520     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 521     ok( sizeof(skdi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 522 }
 523
 524 static void test_query_regquota(void)
 525 {
 526     NTSTATUS status;
 527     ULONG ReturnLength;
 528     SYSTEM_REGISTRY_QUOTA_INFORMATION srqi;
 529
 530     status = pNtQuerySystemInformation(SystemRegistryQuotaInformation, &srqi, 0, &ReturnLength);
 531     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 532
 533     status = pNtQuerySystemInformation(SystemRegistryQuotaInformation, &srqi, sizeof(srqi), &ReturnLength);
 534     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 535     ok( sizeof(srqi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 536
 537     status = pNtQuerySystemInformation(SystemRegistryQuotaInformation, &srqi, sizeof(srqi) + 2, &ReturnLength);
 538     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 539     ok( sizeof(srqi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 540 }
 541
 542 static void test_query_process_basic(void)
 543 {
 544     NTSTATUS status;
 545     ULONG ReturnLength;
 546
 547     typedef struct _PROCESS_BASIC_INFORMATION_PRIVATE {
 548         DWORD ExitStatus;
 549         DWORD PebBaseAddress;
 550         DWORD AffinityMask;
 551         DWORD BasePriority;
 552         ULONG UniqueProcessId;
 553         ULONG InheritedFromUniqueProcessId;
 554     } PROCESS_BASIC_INFORMATION_PRIVATE, *PPROCESS_BASIC_INFORMATION_PRIVATE;
 555
 556     PROCESS_BASIC_INFORMATION_PRIVATE pbi;
 557
 558     /* This test also covers some basic parameter testing that should be the same for
 559      * every information class
 560     */
 561
 562     /* Use a nonexistent info class */
 563     trace("Check nonexistent info class\n");
 564     status = pNtQueryInformationProcess(NULL, -1, NULL, 0, NULL);
 565     ok( status == STATUS_INVALID_INFO_CLASS || status == STATUS_NOT_IMPLEMENTED /* vista */,
 566         "Expected STATUS_INVALID_INFO_CLASS or STATUS_NOT_IMPLEMENTED, got %08x\n", status);
 567
 568     /* Do not give a handle and buffer */
 569     trace("Check NULL handle and buffer and zero-length buffersize\n");
 570     status = pNtQueryInformationProcess(NULL, ProcessBasicInformation, NULL, 0, NULL);
 571     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 572
 573     /* Use a correct info class and buffer size, but still no handle and buffer */
 574     trace("Check NULL handle and buffer\n");
 575     status = pNtQueryInformationProcess(NULL, ProcessBasicInformation, NULL, sizeof(pbi), NULL);
 576     ok( status == STATUS_ACCESS_VIOLATION || status == STATUS_INVALID_HANDLE,
 577         "Expected STATUS_ACCESS_VIOLATION or STATUS_INVALID_HANDLE(W2K3), got %08x\n", status);
 578
 579     /* Use a correct info class and buffer size, but still no handle */
 580     trace("Check NULL handle\n");
 581     status = pNtQueryInformationProcess(NULL, ProcessBasicInformation, &pbi, sizeof(pbi), NULL);
 582     ok( status == STATUS_INVALID_HANDLE, "Expected STATUS_INVALID_HANDLE, got %08x\n", status);
 583
 584     /* Use a greater buffer size */
 585     trace("Check NULL handle and too large buffersize\n");
 586     status = pNtQueryInformationProcess(NULL, ProcessBasicInformation, &pbi, sizeof(pbi) * 2, NULL);
 587     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 588
 589     /* Use no ReturnLength */
 590     trace("Check NULL ReturnLength\n");
 591     status = pNtQueryInformationProcess(GetCurrentProcess(), ProcessBasicInformation, &pbi, sizeof(pbi), NULL);
 592     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 593
 594     /* Finally some correct calls */
 595     trace("Check with correct parameters\n");
 596     status = pNtQueryInformationProcess(GetCurrentProcess(), ProcessBasicInformation, &pbi, sizeof(pbi), &ReturnLength);
 597     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 598     ok( sizeof(pbi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 599
 600     /* Everything is correct except a too large buffersize */
 601     trace("Too large buffersize\n");
 602     status = pNtQueryInformationProcess(GetCurrentProcess(), ProcessBasicInformation, &pbi, sizeof(pbi) * 2, &ReturnLength);
 603     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 604     ok( sizeof(pbi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 605
 606     /* Check if we have some return values */
 607     trace("ProcessID : %d\n", pbi.UniqueProcessId);
 608     ok( pbi.UniqueProcessId > 0, "Expected a ProcessID > 0, got 0\n");
 609 }
 610
 611 static void test_query_process_vm(void)
 612 {
 613     NTSTATUS status;
 614     ULONG ReturnLength;
 615     VM_COUNTERS pvi;
 616
 617     status = pNtQueryInformationProcess(NULL, ProcessVmCounters, NULL, sizeof(pvi), NULL);
 618     ok( status == STATUS_ACCESS_VIOLATION || status == STATUS_INVALID_HANDLE,
 619         "Expected STATUS_ACCESS_VIOLATION or STATUS_INVALID_HANDLE(W2K3), got %08x\n", status);
 620
 621     status = pNtQueryInformationProcess(NULL, ProcessVmCounters, &pvi, sizeof(pvi), NULL);
 622     ok( status == STATUS_INVALID_HANDLE, "Expected STATUS_INVALID_HANDLE, got %08x\n", status);
 623
 624     /* Windows XP and W2K3 will report success for a size of 44 AND 48 !
 625        Windows W2K will only report success for 44.
 626        For now we only care for 44, which is sizeof(VM_COUNTERS)
 627        If an app depends on it, we have to implement this in ntdll/process.c
 628     */
 629
 630     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessVmCounters, &pvi, 24, &ReturnLength);
 631     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 632
 633     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessVmCounters, &pvi, sizeof(pvi), &ReturnLength);
 634     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 635     ok( sizeof(pvi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 636
 637     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessVmCounters, &pvi, 46, &ReturnLength);
 638     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 639     ok( sizeof(pvi) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 640
 641     /* Check if we have some return values */
 642     trace("WorkingSetSize : %ld\n", pvi.WorkingSetSize);
 643     todo_wine
 644     {
 645         ok( pvi.WorkingSetSize > 0, "Expected a WorkingSetSize > 0\n");
 646     }
 647 }
 648
 649 static void test_query_process_io(void)
 650 {
 651     NTSTATUS status;
 652     ULONG ReturnLength;
 653     IO_COUNTERS pii;
 654
 655     /* NT4 doesn't support this information class, so check for it */
 656     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessIoCounters, &pii, sizeof(pii), &ReturnLength);
 657     if (status == STATUS_NOT_SUPPORTED)
 658     {
 659         skip("ProcessIoCounters information class is not supported\n");
 660         return;
 661     }
 662
 663     status = pNtQueryInformationProcess(NULL, ProcessIoCounters, NULL, sizeof(pii), NULL);
 664     ok( status == STATUS_ACCESS_VIOLATION || status == STATUS_INVALID_HANDLE,
 665         "Expected STATUS_ACCESS_VIOLATION or STATUS_INVALID_HANDLE(W2K3), got %08x\n", status);
 666
 667     status = pNtQueryInformationProcess(NULL, ProcessIoCounters, &pii, sizeof(pii), NULL);
 668     ok( status == STATUS_INVALID_HANDLE, "Expected STATUS_INVALID_HANDLE, got %08x\n", status);
 669
 670     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessIoCounters, &pii, 24, &ReturnLength);
 671     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 672
 673     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessIoCounters, &pii, sizeof(pii), &ReturnLength);
 674     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 675     ok( sizeof(pii) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 676
 677     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessIoCounters, &pii, sizeof(pii) * 2, &ReturnLength);
 678     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 679     ok( sizeof(pii) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 680
 681     /* Check if we have some return values */
 682     trace("OtherOperationCount : 0x%x%08x\n", (DWORD)(pii.OtherOperationCount >> 32), (DWORD)pii.OtherOperationCount);
 683     todo_wine
 684     {
 685         ok( pii.OtherOperationCount > 0, "Expected an OtherOperationCount > 0\n");
 686     }
 687 }
 688
 689 static void test_query_process_times(void)
 690 {
 691     NTSTATUS status;
 692     ULONG ReturnLength;
 693     HANDLE process;
 694     SYSTEMTIME UTC, Local;
 695     KERNEL_USER_TIMES spti;
 696
 697     status = pNtQueryInformationProcess(NULL, ProcessTimes, NULL, sizeof(spti), NULL);
 698     ok( status == STATUS_ACCESS_VIOLATION || status == STATUS_INVALID_HANDLE,
 699         "Expected STATUS_ACCESS_VIOLATION or STATUS_INVALID_HANDLE(W2K3), got %08x\n", status);
 700
 701     status = pNtQueryInformationProcess(NULL, ProcessTimes, &spti, sizeof(spti), NULL);
 702     ok( status == STATUS_INVALID_HANDLE, "Expected STATUS_INVALID_HANDLE, got %08x\n", status);
 703
 704     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessTimes, &spti, 24, &ReturnLength);
 705     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 706
 707     process = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, one_before_last_pid);
 708     if (!process)
 709     {
 710         trace("Could not open process with ID : %d, error : %u. Going to use current one.\n", one_before_last_pid, GetLastError());
 711         process = GetCurrentProcess();
 712         trace("ProcessTimes for current process\n");
 713     }
 714     else
 715         trace("ProcessTimes for process with ID : %d\n", one_before_last_pid);
 716
 717     status = pNtQueryInformationProcess( process, ProcessTimes, &spti, sizeof(spti), &ReturnLength);
 718     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 719     ok( sizeof(spti) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 720     CloseHandle(process);
 721
 722     FileTimeToSystemTime((const FILETIME *)&spti.CreateTime, &UTC);
 723     SystemTimeToTzSpecificLocalTime(NULL, &UTC, &Local);
 724     trace("CreateTime : %02d/%02d/%04d %02d:%02d:%02d\n", Local.wMonth, Local.wDay, Local.wYear,
 725            Local.wHour, Local.wMinute, Local.wSecond);
 726
 727     FileTimeToSystemTime((const FILETIME *)&spti.ExitTime, &UTC);
 728     SystemTimeToTzSpecificLocalTime(NULL, &UTC, &Local);
 729     trace("ExitTime   : %02d/%02d/%04d %02d:%02d:%02d\n", Local.wMonth, Local.wDay, Local.wYear,
 730            Local.wHour, Local.wMinute, Local.wSecond);
 731
 732     FileTimeToSystemTime((const FILETIME *)&spti.KernelTime, &Local);
 733     trace("KernelTime : %02d:%02d:%02d.%03d\n", Local.wHour, Local.wMinute, Local.wSecond, Local.wMilliseconds);
 734
 735     FileTimeToSystemTime((const FILETIME *)&spti.UserTime, &Local);
 736     trace("UserTime   : %02d:%02d:%02d.%03d\n", Local.wHour, Local.wMinute, Local.wSecond, Local.wMilliseconds);
 737
 738     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessTimes, &spti, sizeof(spti) * 2, &ReturnLength);
 739     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 740     ok( sizeof(spti) == ReturnLength || ReturnLength == 0 /* vista */,
 741         "Inconsistent length %d\n", ReturnLength);
 742 }
 743
 744 static void test_query_process_handlecount(void)
 745 {
 746     NTSTATUS status;
 747     ULONG ReturnLength;
 748     DWORD handlecount;
 749     HANDLE process;
 750
 751     status = pNtQueryInformationProcess(NULL, ProcessHandleCount, NULL, sizeof(handlecount), NULL);
 752     ok( status == STATUS_ACCESS_VIOLATION || status == STATUS_INVALID_HANDLE,
 753         "Expected STATUS_ACCESS_VIOLATION or STATUS_INVALID_HANDLE(W2K3), got %08x\n", status);
 754
 755     status = pNtQueryInformationProcess(NULL, ProcessHandleCount, &handlecount, sizeof(handlecount), NULL);
 756     ok( status == STATUS_INVALID_HANDLE, "Expected STATUS_INVALID_HANDLE, got %08x\n", status);
 757
 758     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessHandleCount, &handlecount, 2, &ReturnLength);
 759     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 760
 761     process = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, one_before_last_pid);
 762     if (!process)
 763     {
 764         trace("Could not open process with ID : %d, error : %u. Going to use current one.\n", one_before_last_pid, GetLastError());
 765         process = GetCurrentProcess();
 766         trace("ProcessHandleCount for current process\n");
 767     }
 768     else
 769         trace("ProcessHandleCount for process with ID : %d\n", one_before_last_pid);
 770
 771     status = pNtQueryInformationProcess( process, ProcessHandleCount, &handlecount, sizeof(handlecount), &ReturnLength);
 772     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 773     ok( sizeof(handlecount) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 774     CloseHandle(process);
 775
 776     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessHandleCount, &handlecount, sizeof(handlecount) * 2, &ReturnLength);
 777     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 778     ok( sizeof(handlecount) == ReturnLength, "Inconsistent length %d\n", ReturnLength);
 779
 780     /* Check if we have some return values */
 781     trace("HandleCount : %d\n", handlecount);
 782     todo_wine
 783     {
 784         ok( handlecount > 0, "Expected some handles, got 0\n");
 785     }
 786 }
 787
 788 static void test_query_process_image_file_name(void)
 789 {
 790     NTSTATUS status;
 791     ULONG ReturnLength;
 792     UNICODE_STRING image_file_name;
 793     void *buffer;
 794     char *file_nameA;
 795     INT len;
 796
 797     status = pNtQueryInformationProcess(NULL, ProcessImageFileName, &image_file_name, sizeof(image_file_name), NULL);
 798     if (status == STATUS_INVALID_INFO_CLASS)
 799     {
 800         skip("ProcessImageFileName is not supported\n");
 801         return;
 802     }
 803     ok( status == STATUS_INVALID_HANDLE, "Expected STATUS_INVALID_HANDLE, got %08x\n", status);
 804
 805     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessImageFileName, &image_file_name, 2, &ReturnLength);
 806     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 807
 808     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessImageFileName, &image_file_name, sizeof(image_file_name), &ReturnLength);
 809     ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
 810
 811     buffer = HeapAlloc(GetProcessHeap(), 0, ReturnLength);
 812     status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessImageFileName, buffer, ReturnLength, &ReturnLength);
 813     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 814     memcpy(&image_file_name, buffer, sizeof(image_file_name));
 815     len = WideCharToMultiByte(CP_ACP, 0, image_file_name.Buffer, image_file_name.Length/sizeof(WCHAR), NULL, 0, NULL, NULL);
 816     file_nameA = HeapAlloc(GetProcessHeap(), 0, len + 1);
 817     WideCharToMultiByte(CP_ACP, 0, image_file_name.Buffer, image_file_name.Length/sizeof(WCHAR), file_nameA, len, NULL, NULL);
 818     file_nameA[len] = '\0';
 819     HeapFree(GetProcessHeap(), 0, buffer);
 820     trace("process image file name: %s\n", file_nameA);
 821     HeapFree(GetProcessHeap(), 0, file_nameA);
 822 }
 823
 824
 825 static void test_readvirtualmemory(void)
 826 {
 827     HANDLE process;
 828     NTSTATUS status;
 829     SIZE_T readcount;
 830     static const char teststring[] = "test string";
 831     char buffer[12];
 832
 833     process = OpenProcess(PROCESS_VM_READ, FALSE, GetCurrentProcessId());
 834     ok(process != 0, "Expected to be able to open own process for reading memory\n");
 835
 836     /* normal operation */
 837     status = pNtReadVirtualMemory(process, teststring, buffer, 12, &readcount);
 838     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 839     ok( readcount == 12, "Expected to read 12 bytes, got %ld\n",readcount);
 840     ok( strcmp(teststring, buffer) == 0, "Expected read memory to be the same as original memory\n");
 841
 842     /* no number of bytes */
 843     memset(buffer, 0, 12);
 844     status = pNtReadVirtualMemory(process, teststring, buffer, 12, NULL);
 845     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 846     ok( strcmp(teststring, buffer) == 0, "Expected read memory to be the same as original memory\n");
 847
 848     /* illegal remote address */
 849     todo_wine{
 850     status = pNtReadVirtualMemory(process, (void *) 0x1234, buffer, 12, &readcount);
 851     ok( status == STATUS_PARTIAL_COPY || broken(status == STATUS_ACCESS_VIOLATION), "Expected STATUS_PARTIAL_COPY, got %08x\n", status);
 852     if (status == STATUS_PARTIAL_COPY)
 853         ok( readcount == 0, "Expected to read 0 bytes, got %ld\n",readcount);
 854     }
 855
 856     /* 0 handle */
 857     status = pNtReadVirtualMemory(0, teststring, buffer, 12, &readcount);
 858     ok( status == STATUS_INVALID_HANDLE, "Expected STATUS_INVALID_HANDLE, got %08x\n", status);
 859     ok( readcount == 0, "Expected to read 0 bytes, got %ld\n",readcount);
 860
 861     /* pseudo handle for current process*/
 862     memset(buffer, 0, 12);
 863     status = pNtReadVirtualMemory((HANDLE)-1, teststring, buffer, 12, &readcount);
 864     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
 865     ok( readcount == 12, "Expected to read 12 bytes, got %ld\n",readcount);
 866     ok( strcmp(teststring, buffer) == 0, "Expected read memory to be the same as original memory\n");
 867
 868     /* this test currently crashes wine with "wine client error:<process id>: read: Bad address"
 869      * because the reply from wine server is directly read into the buffer and that fails with EFAULT
 870      */
 871     /* illegal local address */
 872     /*status = pNtReadVirtualMemory(process, teststring, (void *)0x1234, 12, &readcount);
 873     ok( status == STATUS_ACCESS_VIOLATION, "Expected STATUS_ACCESS_VIOLATION, got %08lx\n", status);
 874     ok( readcount == 0, "Expected to read 0 bytes, got %ld\n",readcount);
 875     */
 876
 877     CloseHandle(process);
 878 }
 879
 880 START_TEST(info)
 881 {
 882     if(!InitFunctionPtrs())
 883         return;
 884
 885     /* NtQuerySystemInformation */
 886
 887     /* 0x0 SystemBasicInformation */
 888     trace("Starting test_query_basic()\n");
 889     test_query_basic();
 890
 891     /* 0x1 SystemCpuInformation */
 892     trace("Starting test_query_cpu()\n");
 893     test_query_cpu();
 894
 895     /* 0x2 SystemPerformanceInformation */
 896     trace("Starting test_query_performance()\n");
 897     test_query_performance();
 898
 899     /* 0x3 SystemTimeOfDayInformation */
 900     trace("Starting test_query_timeofday()\n");
 901     test_query_timeofday();
 902
 903     /* 0x5 SystemProcessInformation */
 904     trace("Starting test_query_process()\n");
 905     test_query_process();
 906
 907     /* 0x8 SystemProcessorPerformanceInformation */
 908     trace("Starting test_query_procperf()\n");
 909     test_query_procperf();
 910
 911     /* 0xb SystemModuleInformation */
 912     trace("Starting test_query_module()\n");
 913     test_query_module();
 914
 915     /* 0x10 SystemHandleInformation */
 916     trace("Starting test_query_handle()\n");
 917     test_query_handle();
 918
 919     /* 0x15 SystemCacheInformation */
 920     trace("Starting test_query_cache()\n");
 921     test_query_cache();
 922
 923     /* 0x17 SystemInterruptInformation */
 924     trace("Starting test_query_interrupt()\n");
 925     test_query_interrupt();
 926
 927     /* 0x23 SystemKernelDebuggerInformation */
 928     trace("Starting test_query_kerndebug()\n");
 929     test_query_kerndebug();
 930
 931     /* 0x25 SystemRegistryQuotaInformation */
 932     trace("Starting test_query_regquota()\n");
 933     test_query_regquota();
 934
 935     /* NtQueryInformationProcess */
 936
 937     /* 0x0 ProcessBasicInformation */
 938     trace("Starting test_query_process_basic()\n");
 939     test_query_process_basic();
 940
 941     /* 0x2 ProcessIoCounters */
 942     trace("Starting test_query_process_io()\n");
 943     test_query_process_io();
 944
 945     /* 0x3 ProcessVmCounters */
 946     trace("Starting test_query_process_vm()\n");
 947     test_query_process_vm();
 948
 949     /* 0x4 ProcessTimes */
 950     trace("Starting test_query_process_times()\n");
 951     test_query_process_times();
 952
 953     /* 0x14 ProcessHandleCount */
 954     trace("Starting test_query_process_handlecount()\n");
 955     test_query_process_handlecount();
 956
 957     /* 27 ProcessImageFileName */
 958     trace("Starting test_query_process_image_file_name()\n");
 959     test_query_process_image_file_name();
 960
 961     /* belongs into it's own file */
 962     trace("Starting test_readvirtualmemory()\n");
 963     test_readvirtualmemory();
 964 }