Win32 API 日本語リファレンス
ホームSystem.Hypervisor › WHvEmulatorTryMmioEmulation

WHvEmulatorTryMmioEmulation

関数
MMIOアクセス命令のエミュレーションを試みる。
DLLWinHvEmulation.dll呼出規約winapi

シグネチャ

// WinHvEmulation.dll
#include <windows.h>

HRESULT WHvEmulatorTryMmioEmulation(
    void* Emulator,
    void* Context,
    const WHV_VP_EXIT_CONTEXT* VpContext,
    const WHV_MEMORY_ACCESS_CONTEXT* MmioInstructionContext,
    WHV_EMULATOR_STATUS* EmulatorReturnStatus
);

パラメーター

名前方向
Emulatorvoid*in
Contextvoid*in
VpContextWHV_VP_EXIT_CONTEXT*in
MmioInstructionContextWHV_MEMORY_ACCESS_CONTEXT*in
EmulatorReturnStatusWHV_EMULATOR_STATUS*out

戻り値の型: HRESULT

各言語での呼び出し定義

// WinHvEmulation.dll
#include <windows.h>

HRESULT WHvEmulatorTryMmioEmulation(
    void* Emulator,
    void* Context,
    const WHV_VP_EXIT_CONTEXT* VpContext,
    const WHV_MEMORY_ACCESS_CONTEXT* MmioInstructionContext,
    WHV_EMULATOR_STATUS* EmulatorReturnStatus
);
[DllImport("WinHvEmulation.dll", ExactSpelling = true)]
static extern int WHvEmulatorTryMmioEmulation(
    IntPtr Emulator,   // void*
    IntPtr Context,   // void*
    IntPtr VpContext,   // WHV_VP_EXIT_CONTEXT*
    IntPtr MmioInstructionContext,   // WHV_MEMORY_ACCESS_CONTEXT*
    IntPtr EmulatorReturnStatus   // WHV_EMULATOR_STATUS* out
);
<DllImport("WinHvEmulation.dll", ExactSpelling:=True)>
Public Shared Function WHvEmulatorTryMmioEmulation(
    Emulator As IntPtr,   ' void*
    Context As IntPtr,   ' void*
    VpContext As IntPtr,   ' WHV_VP_EXIT_CONTEXT*
    MmioInstructionContext As IntPtr,   ' WHV_MEMORY_ACCESS_CONTEXT*
    EmulatorReturnStatus As IntPtr   ' WHV_EMULATOR_STATUS* out
) As Integer
End Function
' Emulator : void*
' Context : void*
' VpContext : WHV_VP_EXIT_CONTEXT*
' MmioInstructionContext : WHV_MEMORY_ACCESS_CONTEXT*
' EmulatorReturnStatus : WHV_EMULATOR_STATUS* out
Declare PtrSafe Function WHvEmulatorTryMmioEmulation Lib "winhvemulation" ( _
    ByVal Emulator As LongPtr, _
    ByVal Context As LongPtr, _
    ByVal VpContext As LongPtr, _
    ByVal MmioInstructionContext As LongPtr, _
    ByVal EmulatorReturnStatus As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

WHvEmulatorTryMmioEmulation = ctypes.windll.winhvemulation.WHvEmulatorTryMmioEmulation
WHvEmulatorTryMmioEmulation.restype = ctypes.c_int
WHvEmulatorTryMmioEmulation.argtypes = [
    ctypes.POINTER(None),  # Emulator : void*
    ctypes.POINTER(None),  # Context : void*
    ctypes.c_void_p,  # VpContext : WHV_VP_EXIT_CONTEXT*
    ctypes.c_void_p,  # MmioInstructionContext : WHV_MEMORY_ACCESS_CONTEXT*
    ctypes.c_void_p,  # EmulatorReturnStatus : WHV_EMULATOR_STATUS* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WinHvEmulation.dll')
WHvEmulatorTryMmioEmulation = Fiddle::Function.new(
  lib['WHvEmulatorTryMmioEmulation'],
  [
    Fiddle::TYPE_VOIDP,  # Emulator : void*
    Fiddle::TYPE_VOIDP,  # Context : void*
    Fiddle::TYPE_VOIDP,  # VpContext : WHV_VP_EXIT_CONTEXT*
    Fiddle::TYPE_VOIDP,  # MmioInstructionContext : WHV_MEMORY_ACCESS_CONTEXT*
    Fiddle::TYPE_VOIDP,  # EmulatorReturnStatus : WHV_EMULATOR_STATUS* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "winhvemulation")]
extern "system" {
    fn WHvEmulatorTryMmioEmulation(
        Emulator: *mut (),  // void*
        Context: *mut (),  // void*
        VpContext: *const WHV_VP_EXIT_CONTEXT,  // WHV_VP_EXIT_CONTEXT*
        MmioInstructionContext: *const WHV_MEMORY_ACCESS_CONTEXT,  // WHV_MEMORY_ACCESS_CONTEXT*
        EmulatorReturnStatus: *mut WHV_EMULATOR_STATUS  // WHV_EMULATOR_STATUS* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("WinHvEmulation.dll")]
public static extern int WHvEmulatorTryMmioEmulation(IntPtr Emulator, IntPtr Context, IntPtr VpContext, IntPtr MmioInstructionContext, IntPtr EmulatorReturnStatus);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WinHvEmulation_WHvEmulatorTryMmioEmulation' -Namespace Win32 -PassThru
# $api::WHvEmulatorTryMmioEmulation(Emulator, Context, VpContext, MmioInstructionContext, EmulatorReturnStatus)
#uselib "WinHvEmulation.dll"
#func global WHvEmulatorTryMmioEmulation "WHvEmulatorTryMmioEmulation" sptr, sptr, sptr, sptr, sptr
; WHvEmulatorTryMmioEmulation Emulator, Context, varptr(VpContext), varptr(MmioInstructionContext), varptr(EmulatorReturnStatus)   ; 戻り値は stat
; Emulator : void* -> "sptr"
; Context : void* -> "sptr"
; VpContext : WHV_VP_EXIT_CONTEXT* -> "sptr"
; MmioInstructionContext : WHV_MEMORY_ACCESS_CONTEXT* -> "sptr"
; EmulatorReturnStatus : WHV_EMULATOR_STATUS* out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。
出力引数:
#uselib "WinHvEmulation.dll"
#cfunc global WHvEmulatorTryMmioEmulation "WHvEmulatorTryMmioEmulation" sptr, sptr, var, var, var
; res = WHvEmulatorTryMmioEmulation(Emulator, Context, VpContext, MmioInstructionContext, EmulatorReturnStatus)
; Emulator : void* -> "sptr"
; Context : void* -> "sptr"
; VpContext : WHV_VP_EXIT_CONTEXT* -> "var"
; MmioInstructionContext : WHV_MEMORY_ACCESS_CONTEXT* -> "var"
; EmulatorReturnStatus : WHV_EMULATOR_STATUS* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
出力引数:
; HRESULT WHvEmulatorTryMmioEmulation(void* Emulator, void* Context, WHV_VP_EXIT_CONTEXT* VpContext, WHV_MEMORY_ACCESS_CONTEXT* MmioInstructionContext, WHV_EMULATOR_STATUS* EmulatorReturnStatus)
#uselib "WinHvEmulation.dll"
#cfunc global WHvEmulatorTryMmioEmulation "WHvEmulatorTryMmioEmulation" intptr, intptr, var, var, var
; res = WHvEmulatorTryMmioEmulation(Emulator, Context, VpContext, MmioInstructionContext, EmulatorReturnStatus)
; Emulator : void* -> "intptr"
; Context : void* -> "intptr"
; VpContext : WHV_VP_EXIT_CONTEXT* -> "var"
; MmioInstructionContext : WHV_MEMORY_ACCESS_CONTEXT* -> "var"
; EmulatorReturnStatus : WHV_EMULATOR_STATUS* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	winhvemulation = windows.NewLazySystemDLL("WinHvEmulation.dll")
	procWHvEmulatorTryMmioEmulation = winhvemulation.NewProc("WHvEmulatorTryMmioEmulation")
)

// Emulator (void*), Context (void*), VpContext (WHV_VP_EXIT_CONTEXT*), MmioInstructionContext (WHV_MEMORY_ACCESS_CONTEXT*), EmulatorReturnStatus (WHV_EMULATOR_STATUS* out)
r1, _, err := procWHvEmulatorTryMmioEmulation.Call(
	uintptr(Emulator),
	uintptr(Context),
	uintptr(VpContext),
	uintptr(MmioInstructionContext),
	uintptr(EmulatorReturnStatus),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function WHvEmulatorTryMmioEmulation(
  Emulator: Pointer;   // void*
  Context: Pointer;   // void*
  VpContext: Pointer;   // WHV_VP_EXIT_CONTEXT*
  MmioInstructionContext: Pointer;   // WHV_MEMORY_ACCESS_CONTEXT*
  EmulatorReturnStatus: Pointer   // WHV_EMULATOR_STATUS* out
): Integer; stdcall;
  external 'WinHvEmulation.dll' name 'WHvEmulatorTryMmioEmulation';
result := DllCall("WinHvEmulation\WHvEmulatorTryMmioEmulation"
    , "Ptr", Emulator   ; void*
    , "Ptr", Context   ; void*
    , "Ptr", VpContext   ; WHV_VP_EXIT_CONTEXT*
    , "Ptr", MmioInstructionContext   ; WHV_MEMORY_ACCESS_CONTEXT*
    , "Ptr", EmulatorReturnStatus   ; WHV_EMULATOR_STATUS* out
    , "Int")   ; return: HRESULT
●WHvEmulatorTryMmioEmulation(Emulator, Context, VpContext, MmioInstructionContext, EmulatorReturnStatus) = DLL("WinHvEmulation.dll", "int WHvEmulatorTryMmioEmulation(void*, void*, void*, void*, void*)")
# 呼び出し: WHvEmulatorTryMmioEmulation(Emulator, Context, VpContext, MmioInstructionContext, EmulatorReturnStatus)
# Emulator : void* -> "void*"
# Context : void* -> "void*"
# VpContext : WHV_VP_EXIT_CONTEXT* -> "void*"
# MmioInstructionContext : WHV_MEMORY_ACCESS_CONTEXT* -> "void*"
# EmulatorReturnStatus : WHV_EMULATOR_STATUS* out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。