Events.h

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#pragma once

//                  Definitions                 //

#ifndef RESERVED_MSR_RANGE_LOW
#    define RESERVED_MSR_RANGE_LOW 0x40000000
#endif // !RESERVED_MSR_RANGE_LOW

#ifndef RESERVED_MSR_RANGE_HI
#    define RESERVED_MSR_RANGE_HI 0x4000109F
#endif // !RESERVED_MSR_RANGE_HI

#define EXCEPTION_BITMAP_MASK_ALL 0xffffffff

//                  Enums                       //

typedef enum _INTERRUPT_TYPE
{
    INTERRUPT_TYPE_EXTERNAL_INTERRUPT            = 0,
    INTERRUPT_TYPE_RESERVED                      = 1,
    INTERRUPT_TYPE_NMI                           = 2,
    INTERRUPT_TYPE_HARDWARE_EXCEPTION            = 3,
    INTERRUPT_TYPE_SOFTWARE_INTERRUPT            = 4,
    INTERRUPT_TYPE_PRIVILEGED_SOFTWARE_INTERRUPT = 5,
    INTERRUPT_TYPE_SOFTWARE_EXCEPTION            = 6,
    INTERRUPT_TYPE_OTHER_EVENT                   = 7
} INTERRUPT_TYPE;

//                  Structures                  //

typedef union _INTERRUPT_INFO
{
    struct
    {
        UINT32 Vector : 8;
        /* 0=Ext Int, 1=Rsvd, 2=NMI, 3=Exception, 4=Soft INT,
         * 5=Priv Soft Trap, 6=Unpriv Soft Trap, 7=Other */
        UINT32 InterruptType : 3;
        UINT32 DeliverCode : 1; /* 0=Do not deliver, 1=Deliver */
        UINT32 Reserved : 19;
        UINT32 Valid : 1; /* 0=Not valid, 1=Valid. Must be checked first */
    } Fields;
    UINT32 Flags;
} INTERRUPT_INFO, *PINTERRUPT_INFO;

typedef struct _EVENT_INFORMATION
{
    INTERRUPT_INFO InterruptInfo;
    UINT32         InstructionLength;
    UINT64         ErrorCode;
} EVENT_INFORMATION, *PEVENT_INFORMATION;

//                  Functions                   //
 
VOID
EventInjectInterruptOrException(_In_ VMEXIT_INTERRUPT_INFORMATION InterruptExit);
 
VOID
EventInjectPageFaults(_Inout_ VIRTUAL_MACHINE_STATE *   VCpu,
                      _In_ VMEXIT_INTERRUPT_INFORMATION InterruptExit,
                      _In_ UINT64                       PageFaultAddress,
                      _In_ PAGE_FAULT_EXCEPTION         PageFaultCode);
 
VOID
EventInjectBreakpoint();
 
VOID
EventInjectInterruption(INTERRUPT_TYPE    InterruptionType,
                        EXCEPTION_VECTORS Vector,
                        BOOLEAN           DeliverErrorCode,
                        UINT32            ErrorCode);
 
VOID
EventInjectGeneralProtection();
 
VOID
EventInjectUndefinedOpcode(VIRTUAL_MACHINE_STATE * VCpu);
 
VOID
EventInjectNmi(VIRTUAL_MACHINE_STATE * VCpu);
 
VOID
EventInjectPageFaultWithoutErrorCode(UINT64 PageFaultAddress);
 
VOID
EventInjectDebugBreakpoint();
 
VOID
EventInjectPageFaultWithCr2(VIRTUAL_MACHINE_STATE * VCpu, UINT64 Address, UINT32 PageFaultCode);
 
VOID
EventInjectPageFaultRangeAddress(VIRTUAL_MACHINE_STATE * VCpu,
                                 UINT64                  AddressFrom,
                                 UINT64                  AddressTo,
                                 UINT32                  PageFaultCode);