hookfun.h

该代码为我学习winnt内核时所写

#ifndef __HOOKFUN_H__
#define __HOOKFUN_H__

typedef enum _SYSTEM_INFORMATION_CLASS {
    SystemBasicInformation,              // 0        Y        N
    SystemProcessorInformation,          // 1        Y        N
    SystemPerformanceInformation,        // 2        Y        N
    SystemTimeOfDayInformation,          // 3        Y        N
    SystemNotImplemented1,               // 4        Y        N
    SystemProcessesAndThreadsInformation, // 5       Y        N
    SystemCallCounts,                    // 6        Y        N
    SystemConfigurationInformation,      // 7        Y        N
    SystemProcessorTimes,                // 8        Y        N
    SystemGlobalFlag,                    // 9        Y        Y
    SystemNotImplemented2,               // 10       Y        N
    SystemModuleInformation,             // 11       Y        N
    SystemLockInformation,               // 12       Y        N
    SystemNotImplemented3,               // 13       Y        N
    SystemNotImplemented4,               // 14       Y        N
    SystemNotImplemented5,               // 15       Y        N
    SystemHandleInformation,             // 16       Y        N
    SystemObjectInformation,             // 17       Y        N
    SystemPagefileInformation,           // 18       Y        N
    SystemInstructionEmulationCounts,    // 19       Y        N
    SystemInvalidInfoClass1,             // 20
    SystemCacheInformation,              // 21       Y        Y
    SystemPoolTagInformation,            // 22       Y        N
    SystemProcessorStatistics,           // 23       Y        N
    SystemDpcInformation,                // 24       Y        Y
    SystemNotImplemented6,               // 25       Y        N
    SystemLoadImage,                     // 26       N        Y
    SystemUnloadImage,                   // 27       N        Y
    SystemTimeAdjustment,                // 28       Y        Y
    SystemNotImplemented7,               // 29       Y        N
    SystemNotImplemented8,               // 30       Y        N
    SystemNotImplemented9,               // 31       Y        N
    SystemCrashDumpInformation,          // 32       Y        N
    SystemExceptionInformation,          // 33       Y        N
    SystemCrashDumpStateInformation,     // 34       Y        Y/N
    SystemKernelDebuggerInformation,     // 35       Y        N
    SystemContextSwitchInformation,      // 36       Y        N
    SystemRegistryQuotaInformation,      // 37       Y        Y
    SystemLoadAndCallImage,              // 38       N        Y
    SystemPrioritySeparation,            // 39       N        Y
    SystemNotImplemented10,              // 40       Y        N
    SystemNotImplemented11,              // 41       Y        N
    SystemInvalidInfoClass2,             // 42
    SystemInvalidInfoClass3,             // 43
    SystemTimeZoneInformation,           // 44       Y        N
    SystemLookasideInformation,          // 45       Y        N
    SystemSetTimeSlipEvent,              // 46       N        Y
    SystemCreateSession,                 // 47       N        Y
    SystemDeleteSession,                 // 48       N        Y
    SystemInvalidInfoClass4,             // 49
    SystemRangeStartInformation,         // 50       Y        N
    SystemVerifierInformation,           // 51       Y        Y
    SystemAddVerifier,                   // 52       N        Y
    SystemSessionProcessesInformation    // 53       Y        N
} SYSTEM_INFORMATION_CLASS;

typedef struct _SYSTEM_PROCESSES { // Information Class 5
    ULONG NextEntryDelta;
    ULONG ThreadCount;
    ULONG Reserved1[6];
    LARGE_INTEGER CreateTime;
    LARGE_INTEGER UserTime;
    LARGE_INTEGER KernelTime;
    UNICODE_STRING ProcessName;
    KPRIORITY BasePriority;
    ULONG ProcessId;
    //...
} SYSTEM_PROCESSES, *PSYSTEM_PROCESSES;

typedef NTSTATUS (* PZW_QUERY_SYSTEMINFORMATION)(
    IN  SYSTEM_INFORMATION_CLASS SystemInformationClass,
    OUT PVOID SystemInformation,
    IN  ULONG SystemInformationLength,
    OUT PULONG ReturnLength
    );

NTSTATUS NTAPI NewZwQuerySystemInformation(
    IN  SYSTEM_INFORMATION_CLASS SystemInformationClass,
    OUT PVOID SystemInformation,
    IN  ULONG SystemInformationLength,
    OUT PULONG ReturnLength
    );

void StartHook(ULONG ulPID);
void EndHook();

#endif  //__HOOKFUN_H__