mirror-ac/driver/io.h

#ifndef IO_H
#define IO_H

#include <ntifs.h>
#include <wdftypes.h>
#include <wdf.h>
#include "common.h"

typedef struct _SHARED_MAPPING_INIT
{
        PVOID  buffer;
        SIZE_T size;

} SHARED_MAPPING_INIT, *PSHARED_MAPPING_INIT;

typedef enum _SHARED_STATE_OPERATION_ID
{
        ssRunNmiCallbacks = 0,
        ssValidateDriverObjects,
        ssEnumerateHandleTables,
        ssScanForUnlinkedProcesses,
        ssPerformModuleIntegrityCheck,
        ssScanForAttachedThreads,
        ssScanForEptHooks,
        ssInitiateDpcStackwalk,
        ssValidateSystemModules,

} SHARED_STATE_OPERATION_ID;

typedef struct _SHARED_STATE
{
        volatile UINT32 status;
        volatile UINT16 operation_id;

} SHARED_STATE, *PSHARED_STATE;

typedef struct _SHARED_MAPPING
{
        volatile LONG    work_item_status;
        PVOID            user_buffer;
        PSHARED_STATE    kernel_buffer;
        PMDL             mdl;
        SIZE_T           size;
        volatile BOOLEAN active;
        KTIMER           timer;
        KDPC             timer_dpc;
        PIO_WORKITEM     work_item;

} SHARED_MAPPING, *PSHARED_MAPPING;

NTSTATUS
DeviceControl(_In_ PDEVICE_OBJECT DeviceObject, _Inout_ PIRP Irp);

NTSTATUS
DeviceClose(_In_ PDEVICE_OBJECT DeviceObject, _Inout_ PIRP Irp);

NTSTATUS
DeviceCreate(_In_ PDEVICE_OBJECT DeviceObject, _Inout_ PIRP Irp);

NTSTATUS
ValidateIrpOutputBuffer(_In_ PIRP Irp, _In_ ULONG RequiredSize);

NTSTATUS
ValidateIrpInputBuffer(_In_ PIRP Irp, _In_ ULONG RequiredSize);

NTSTATUS
IrpQueueInitialise();

NTSTATUS
IrpQueueCompleteIrp(_In_ PVOID Buffer, _In_ ULONG BufferSize);

#endif