rostests/kmtests/ntos_ke/KeMutex.c

   1 /*
   2  * PROJECT:         ReactOS kernel-mode tests
   3  * LICENSE:         GPLv2+ - See COPYING in the top level directory
   4  * PURPOSE:         Kernel-Mode Test Suite Mutant/Mutex test
   5  * PROGRAMMER:      Thomas Faber <thfabba@gmx.de>
   6  */
   7
   8 #include <kmt_test.h>
   9
  10 #define ULONGS_PER_POINTER (sizeof(PVOID) / sizeof(ULONG))
  11 #define MUTANT_SIZE (2 + 6 * ULONGS_PER_POINTER)
  12
  13 C_ASSERT(sizeof(DISPATCHER_HEADER) == 8 + 2 * sizeof(PVOID));
  14 C_ASSERT(sizeof(KMUTANT) == sizeof(DISPATCHER_HEADER) + 3 * sizeof(PVOID) + sizeof(PVOID));
  15 C_ASSERT(sizeof(KMUTANT) == MUTANT_SIZE * sizeof(ULONG));
  16
  17 #define CheckMutex(Mutex, Held, New, ExpectedApcDisable) do {                   \
  18     PKTHREAD Thread = KeGetCurrentThread();                                     \
  19     ok_eq_uint((Mutex)->Header.Type, MutantObject);                             \
  20     ok_eq_uint((Mutex)->Header.Abandoned, 0x55);                                \
  21     ok_eq_uint((Mutex)->Header.Size, MUTANT_SIZE);                              \
  22     ok_eq_uint((Mutex)->Header.DpcActive, 0x55);                                \
  23     ok_eq_pointer((Mutex)->Header.WaitListHead.Flink,                           \
  24                   &(Mutex)->Header.WaitListHead);                               \
  25     ok_eq_pointer((Mutex)->Header.WaitListHead.Blink,                           \
  26                   &(Mutex)->Header.WaitListHead);                               \
  27     if (Held)                                                                   \
  28     {                                                                           \
  29         ok_eq_long((Mutex)->Header.SignalState, 0);                             \
  30         ok_eq_pointer((Mutex)->MutantListEntry.Flink, &Thread->MutantListHead); \
  31         ok_eq_pointer((Mutex)->MutantListEntry.Blink, &Thread->MutantListHead); \
  32         ok_eq_pointer(Thread->MutantListHead.Flink, &(Mutex)->MutantListEntry); \
  33         ok_eq_pointer(Thread->MutantListHead.Blink, &(Mutex)->MutantListEntry); \
  34         ok_eq_pointer((Mutex)->OwnerThread, Thread);                            \
  35     }                                                                           \
  36     else                                                                        \
  37     {                                                                           \
  38         ok_eq_long((Mutex)->Header.SignalState, 1);                             \
  39         if (New)                                                                \
  40         {                                                                       \
  41             ok_eq_pointer((Mutex)->MutantListEntry.Flink,                       \
  42                           (PVOID)0x5555555555555555ULL);                        \
  43             ok_eq_pointer((Mutex)->MutantListEntry.Blink,                       \
  44                           (PVOID)0x5555555555555555ULL);                        \
  45         }                                                                       \
  46         ok_eq_pointer(Thread->MutantListHead.Flink, &Thread->MutantListHead);   \
  47         ok_eq_pointer(Thread->MutantListHead.Blink, &Thread->MutantListHead);   \
  48         ok_eq_pointer((Mutex)->OwnerThread, NULL);                              \
  49     }                                                                           \
  50     ok_eq_uint((Mutex)->Abandoned, 0);                                          \
  51     ok_eq_uint((Mutex)->ApcDisable, ExpectedApcDisable);                        \
  52 } while (0)
  53
  54 static
  55 VOID
  56 TestMutant(VOID)
  57 {
  58     KMUTANT Mutant;
  59     LONG State;
  60
  61     RtlFillMemory(&Mutant, sizeof(Mutant), 0x55);
  62     KeInitializeMutant(&Mutant, FALSE);
  63     ok_irql(PASSIVE_LEVEL);
  64     CheckMutex(&Mutant, FALSE, TRUE, 0);
  65
  66     RtlFillMemory(&Mutant, sizeof(Mutant), 0x55);
  67     KeInitializeMutant(&Mutant, TRUE);
  68     ok_irql(PASSIVE_LEVEL);
  69     CheckMutex(&Mutant, TRUE, TRUE, 0);
  70     State = KeReleaseMutant(&Mutant, 1, FALSE, FALSE);
  71     ok_eq_long(State, 0);
  72     ok_irql(PASSIVE_LEVEL);
  73     CheckMutex(&Mutant, FALSE, FALSE, 0);
  74 }
  75
  76 static
  77 VOID
  78 TestMutex(VOID)
  79 {
  80     KMUTEX Mutex;
  81
  82     RtlFillMemory(&Mutex, sizeof(Mutex), 0x55);
  83     KeInitializeMutex(&Mutex, 0);
  84     ok_irql(PASSIVE_LEVEL);
  85     CheckMutex(&Mutex, FALSE, TRUE, 1);
  86
  87     RtlFillMemory(&Mutex, sizeof(Mutex), 0x55);
  88     KeInitializeMutex(&Mutex, 123);
  89     ok_irql(PASSIVE_LEVEL);
  90     CheckMutex(&Mutex, FALSE, TRUE, 1);
  91 }
  92
  93 START_TEST(KeMutex)
  94 {
  95     TestMutant();
  96     TestMutex();
  97 }