Vmcall.h

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#pragma once
 
//                  Constants                   //
 
#define VMCALL_TEST 0x00000001
 
#define VMCALL_VMXOFF 0x00000002
 
#define VMCALL_CHANGE_PAGE_ATTRIB 0x00000003
 
#define VMCALL_INVEPT_ALL_CONTEXTS 0x00000004
 
#define VMCALL_INVEPT_SINGLE_CONTEXT 0x00000005
 
#define VMCALL_UNHOOK_ALL_PAGES 0x00000006
 
#define VMCALL_UNHOOK_SINGLE_PAGE 0x00000007
 
#define VMCALL_ENABLE_SYSCALL_HOOK_EFER 0x00000008
 
#define VMCALL_DISABLE_SYSCALL_HOOK_EFER 0x00000009
 
#define VMCALL_CHANGE_MSR_BITMAP_READ 0x0000000A
 
#define VMCALL_CHANGE_MSR_BITMAP_WRITE 0x0000000B
 
#define VMCALL_SET_RDTSC_EXITING 0x0000000C
 
#define VMCALL_SET_RDPMC_EXITING 0x0000000D
 
#define VMCALL_SET_EXCEPTION_BITMAP 0x0000000E
 
#define VMCALL_ENABLE_MOV_TO_DEBUG_REGS_EXITING 0x0000000F
 
#define VMCALL_ENABLE_EXTERNAL_INTERRUPT_EXITING 0x00000010
 
#define VMCALL_CHANGE_IO_BITMAP 0x00000011
 
#define VMCALL_SET_HIDDEN_CC_BREAKPOINT 0x00000012
 
#define VMCALL_UNSET_RDTSC_EXITING 0x00000013
 
#define VMCALL_DISABLE_EXTERNAL_INTERRUPT_EXITING_ONLY_TO_CLEAR_INTERRUPT_COMMANDS 0x00000014
 
#define VMCALL_UNSET_RDPMC_EXITING 0x00000015
 
#define VMCALL_DISABLE_MOV_TO_DEBUG_REGS_EXITING 0x00000016
 
#define VMCALL_RESET_MSR_BITMAP_READ 0x00000017
 
#define VMCALL_RESET_MSR_BITMAP_WRITE 0x00000018
 
#define VMCALL_RESET_EXCEPTION_BITMAP_ONLY_ON_CLEARING_EXCEPTION_EVENTS 0x00000019
 
#define VMCALL_RESET_IO_BITMAP 0x0000001A
 
#define VMCALL_ENABLE_MOV_TO_CR3_EXITING 0x0000001B
 
#define VMCALL_DISABLE_MOV_TO_CR3_EXITING 0x0000001C
 
#define VMCALL_UNSET_EXCEPTION_BITMAP 0x0000001D
 
#define VMCALL_SET_VM_ENTRY_LOAD_DEBUG_CONTROLS 0x0000001E
 
#define VMCALL_UNSET_VM_ENTRY_LOAD_DEBUG_CONTROLS 0x0000001F
 
#define VMCALL_SET_VM_EXIT_SAVE_DEBUG_CONTROLS 0x00000020
 
#define VMCALL_UNSET_VM_EXIT_SAVE_DEBUG_CONTROLS 0x00000021
 
#define VMCALL_SET_VM_EXIT_ON_NMIS 0x00000022
 
#define VMCALL_UNSET_VM_EXIT_ON_NMIS 0x00000023
 
#define VMCALL_DISABLE_RDTSC_EXITING_ONLY_FOR_TSC_EVENTS 0x00000024
 
#define VMCALL_DISABLE_MOV_TO_HW_DR_EXITING_ONLY_FOR_DR_EVENTS 0x00000025
 
#define VMCALL_ENABLE_MOV_TO_CONTROL_REGS_EXITING 0x00000026
 
#define VMCALL_DISABLE_MOV_TO_CONTROL_REGS_EXITING 0x00000027
 
#define VMCALL_DISABLE_MOV_TO_CR_EXITING_ONLY_FOR_CR_EVENTS 0x00000028
 
#define VMCALL_ENABLE_DIRTY_LOGGING_MECHANISM 0x00000029
 
#define VMCALL_DISABLE_DIRTY_LOGGING_MECHANISM 0x0000002a
 
#define VMCALL_CHANGE_TO_MBEC_SUPPORTED_EPTP 0x0000002b
 
#define VMCALL_RESTORE_TO_NORMAL_EPTP 0x0000002c
 
#define VMCALL_DISABLE_OR_ENABLE_MBEC 0x0000002d
 
//                  Functions                   //
 
// ----------------------------------------------------------------------------
// Private Interfaces
//
 
static NTSTATUS
VmxHypervVmcallHandler(_Inout_ VIRTUAL_MACHINE_STATE * VCpu, _Inout_ PGUEST_REGS GuestRegs);
 
NTSTATUS
VmxHandleVmcallVmExit(_Inout_ VIRTUAL_MACHINE_STATE * VCpu);
 
NTSTATUS
VmxVmcallDirectVmcallHandler(VIRTUAL_MACHINE_STATE *    VCpu,
                             UINT64                     VmcallNumber,
                             DIRECT_VMCALL_PARAMETERS * DirectVmcallOptions);
 
NTSTATUS
VmxVmcallHandler(_Inout_ VIRTUAL_MACHINE_STATE * VCpu,
                 _In_ UINT64                     VmcallNumber,
                 _In_ UINT64                     OptionalParam1,
                 _In_ UINT64                     OptionalParam2,
                 _In_ UINT64                     OptionalParam3);
 
NTSTATUS
VmcallTest(_In_ UINT64 Param1,
           _In_ UINT64 Param2,
           _In_ UINT64 Param3);