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WHvMapVpciDeviceInterrupt

関数
仮想PCIデバイスの割り込みをマップしMSI情報を取得する。
DLLWinHvPlatform.dll呼出規約winapi

シグネチャ

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

HRESULT WHvMapVpciDeviceInterrupt(
    WHV_PARTITION_HANDLE Partition,
    ULONGLONG LogicalDeviceId,
    DWORD Index,
    DWORD MessageCount,
    const WHV_VPCI_INTERRUPT_TARGET* Target,
    ULONGLONG* MsiAddress,
    DWORD* MsiData
);

パラメーター

名前方向
PartitionWHV_PARTITION_HANDLEin
LogicalDeviceIdULONGLONGin
IndexDWORDin
MessageCountDWORDin
TargetWHV_VPCI_INTERRUPT_TARGET*in
MsiAddressULONGLONG*out
MsiDataDWORD*out

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT WHvMapVpciDeviceInterrupt(
    WHV_PARTITION_HANDLE Partition,
    ULONGLONG LogicalDeviceId,
    DWORD Index,
    DWORD MessageCount,
    const WHV_VPCI_INTERRUPT_TARGET* Target,
    ULONGLONG* MsiAddress,
    DWORD* MsiData
);
[DllImport("WinHvPlatform.dll", ExactSpelling = true)]
static extern int WHvMapVpciDeviceInterrupt(
    IntPtr Partition,   // WHV_PARTITION_HANDLE
    ulong LogicalDeviceId,   // ULONGLONG
    uint Index,   // DWORD
    uint MessageCount,   // DWORD
    IntPtr Target,   // WHV_VPCI_INTERRUPT_TARGET*
    out ulong MsiAddress,   // ULONGLONG* out
    out uint MsiData   // DWORD* out
);
<DllImport("WinHvPlatform.dll", ExactSpelling:=True)>
Public Shared Function WHvMapVpciDeviceInterrupt(
    Partition As IntPtr,   ' WHV_PARTITION_HANDLE
    LogicalDeviceId As ULong,   ' ULONGLONG
    Index As UInteger,   ' DWORD
    MessageCount As UInteger,   ' DWORD
    Target As IntPtr,   ' WHV_VPCI_INTERRUPT_TARGET*
    <Out> ByRef MsiAddress As ULong,   ' ULONGLONG* out
    <Out> ByRef MsiData As UInteger   ' DWORD* out
) As Integer
End Function
' Partition : WHV_PARTITION_HANDLE
' LogicalDeviceId : ULONGLONG
' Index : DWORD
' MessageCount : DWORD
' Target : WHV_VPCI_INTERRUPT_TARGET*
' MsiAddress : ULONGLONG* out
' MsiData : DWORD* out
Declare PtrSafe Function WHvMapVpciDeviceInterrupt Lib "winhvplatform" ( _
    ByVal Partition As LongPtr, _
    ByVal LogicalDeviceId As LongLong, _
    ByVal Index As Long, _
    ByVal MessageCount As Long, _
    ByVal Target As LongPtr, _
    ByRef MsiAddress As LongLong, _
    ByRef MsiData As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

WHvMapVpciDeviceInterrupt = ctypes.windll.winhvplatform.WHvMapVpciDeviceInterrupt
WHvMapVpciDeviceInterrupt.restype = ctypes.c_int
WHvMapVpciDeviceInterrupt.argtypes = [
    ctypes.c_ssize_t,  # Partition : WHV_PARTITION_HANDLE
    ctypes.c_ulonglong,  # LogicalDeviceId : ULONGLONG
    wintypes.DWORD,  # Index : DWORD
    wintypes.DWORD,  # MessageCount : DWORD
    ctypes.c_void_p,  # Target : WHV_VPCI_INTERRUPT_TARGET*
    ctypes.POINTER(ctypes.c_ulonglong),  # MsiAddress : ULONGLONG* out
    ctypes.POINTER(wintypes.DWORD),  # MsiData : DWORD* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WinHvPlatform.dll')
WHvMapVpciDeviceInterrupt = Fiddle::Function.new(
  lib['WHvMapVpciDeviceInterrupt'],
  [
    Fiddle::TYPE_INTPTR_T,  # Partition : WHV_PARTITION_HANDLE
    -Fiddle::TYPE_LONG_LONG,  # LogicalDeviceId : ULONGLONG
    -Fiddle::TYPE_INT,  # Index : DWORD
    -Fiddle::TYPE_INT,  # MessageCount : DWORD
    Fiddle::TYPE_VOIDP,  # Target : WHV_VPCI_INTERRUPT_TARGET*
    Fiddle::TYPE_VOIDP,  # MsiAddress : ULONGLONG* out
    Fiddle::TYPE_VOIDP,  # MsiData : DWORD* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "winhvplatform")]
extern "system" {
    fn WHvMapVpciDeviceInterrupt(
        Partition: isize,  // WHV_PARTITION_HANDLE
        LogicalDeviceId: u64,  // ULONGLONG
        Index: u32,  // DWORD
        MessageCount: u32,  // DWORD
        Target: *const WHV_VPCI_INTERRUPT_TARGET,  // WHV_VPCI_INTERRUPT_TARGET*
        MsiAddress: *mut u64,  // ULONGLONG* out
        MsiData: *mut u32  // DWORD* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("WinHvPlatform.dll")]
public static extern int WHvMapVpciDeviceInterrupt(IntPtr Partition, ulong LogicalDeviceId, uint Index, uint MessageCount, IntPtr Target, out ulong MsiAddress, out uint MsiData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WinHvPlatform_WHvMapVpciDeviceInterrupt' -Namespace Win32 -PassThru
# $api::WHvMapVpciDeviceInterrupt(Partition, LogicalDeviceId, Index, MessageCount, Target, MsiAddress, MsiData)
#uselib "WinHvPlatform.dll"
#func global WHvMapVpciDeviceInterrupt "WHvMapVpciDeviceInterrupt" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; WHvMapVpciDeviceInterrupt Partition, LogicalDeviceId, Index, MessageCount, varptr(Target), varptr(MsiAddress), varptr(MsiData)   ; 戻り値は stat
; Partition : WHV_PARTITION_HANDLE -> "sptr"
; LogicalDeviceId : ULONGLONG -> "sptr"
; Index : DWORD -> "sptr"
; MessageCount : DWORD -> "sptr"
; Target : WHV_VPCI_INTERRUPT_TARGET* -> "sptr"
; MsiAddress : ULONGLONG* out -> "sptr"
; MsiData : DWORD* out -> "sptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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 "WinHvPlatform.dll"
#cfunc global WHvMapVpciDeviceInterrupt "WHvMapVpciDeviceInterrupt" sptr, int64, int, int, var, var, var
; res = WHvMapVpciDeviceInterrupt(Partition, LogicalDeviceId, Index, MessageCount, Target, MsiAddress, MsiData)
; Partition : WHV_PARTITION_HANDLE -> "sptr"
; LogicalDeviceId : ULONGLONG -> "int64"
; Index : DWORD -> "int"
; MessageCount : DWORD -> "int"
; Target : WHV_VPCI_INTERRUPT_TARGET* -> "var"
; MsiAddress : ULONGLONG* out -> "var"
; MsiData : DWORD* 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。
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。
出力引数:
; HRESULT WHvMapVpciDeviceInterrupt(WHV_PARTITION_HANDLE Partition, ULONGLONG LogicalDeviceId, DWORD Index, DWORD MessageCount, WHV_VPCI_INTERRUPT_TARGET* Target, ULONGLONG* MsiAddress, DWORD* MsiData)
#uselib "WinHvPlatform.dll"
#cfunc global WHvMapVpciDeviceInterrupt "WHvMapVpciDeviceInterrupt" intptr, int64, int, int, var, var, var
; res = WHvMapVpciDeviceInterrupt(Partition, LogicalDeviceId, Index, MessageCount, Target, MsiAddress, MsiData)
; Partition : WHV_PARTITION_HANDLE -> "intptr"
; LogicalDeviceId : ULONGLONG -> "int64"
; Index : DWORD -> "int"
; MessageCount : DWORD -> "int"
; Target : WHV_VPCI_INTERRUPT_TARGET* -> "var"
; MsiAddress : ULONGLONG* out -> "var"
; MsiData : DWORD* 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 (
	winhvplatform = windows.NewLazySystemDLL("WinHvPlatform.dll")
	procWHvMapVpciDeviceInterrupt = winhvplatform.NewProc("WHvMapVpciDeviceInterrupt")
)

// Partition (WHV_PARTITION_HANDLE), LogicalDeviceId (ULONGLONG), Index (DWORD), MessageCount (DWORD), Target (WHV_VPCI_INTERRUPT_TARGET*), MsiAddress (ULONGLONG* out), MsiData (DWORD* out)
r1, _, err := procWHvMapVpciDeviceInterrupt.Call(
	uintptr(Partition),
	uintptr(LogicalDeviceId),
	uintptr(Index),
	uintptr(MessageCount),
	uintptr(Target),
	uintptr(MsiAddress),
	uintptr(MsiData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function WHvMapVpciDeviceInterrupt(
  Partition: NativeInt;   // WHV_PARTITION_HANDLE
  LogicalDeviceId: UInt64;   // ULONGLONG
  Index: DWORD;   // DWORD
  MessageCount: DWORD;   // DWORD
  Target: Pointer;   // WHV_VPCI_INTERRUPT_TARGET*
  MsiAddress: Pointer;   // ULONGLONG* out
  MsiData: Pointer   // DWORD* out
): Integer; stdcall;
  external 'WinHvPlatform.dll' name 'WHvMapVpciDeviceInterrupt';
result := DllCall("WinHvPlatform\WHvMapVpciDeviceInterrupt"
    , "Ptr", Partition   ; WHV_PARTITION_HANDLE
    , "Int64", LogicalDeviceId   ; ULONGLONG
    , "UInt", Index   ; DWORD
    , "UInt", MessageCount   ; DWORD
    , "Ptr", Target   ; WHV_VPCI_INTERRUPT_TARGET*
    , "Ptr", MsiAddress   ; ULONGLONG* out
    , "Ptr", MsiData   ; DWORD* out
    , "Int")   ; return: HRESULT
●WHvMapVpciDeviceInterrupt(Partition, LogicalDeviceId, Index, MessageCount, Target, MsiAddress, MsiData) = DLL("WinHvPlatform.dll", "int WHvMapVpciDeviceInterrupt(int, qword, dword, dword, void*, void*, void*)")
# 呼び出し: WHvMapVpciDeviceInterrupt(Partition, LogicalDeviceId, Index, MessageCount, Target, MsiAddress, MsiData)
# Partition : WHV_PARTITION_HANDLE -> "int"
# LogicalDeviceId : ULONGLONG -> "qword"
# Index : DWORD -> "dword"
# MessageCount : DWORD -> "dword"
# Target : WHV_VPCI_INTERRUPT_TARGET* -> "void*"
# MsiAddress : ULONGLONG* out -> "void*"
# MsiData : DWORD* 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)。