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QueryChangesVirtualDisk
関数変更追跡で記録された仮想ディスクの変更範囲を照会する。
シグネチャ
// VirtDisk.dll
#include <windows.h>
WIN32_ERROR QueryChangesVirtualDisk(
HANDLE VirtualDiskHandle,
LPCWSTR ChangeTrackingId,
ULONGLONG ByteOffset,
ULONGLONG ByteLength,
QUERY_CHANGES_VIRTUAL_DISK_FLAG Flags,
QUERY_CHANGES_VIRTUAL_DISK_RANGE* Ranges,
DWORD* RangeCount,
ULONGLONG* ProcessedLength
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| VirtualDiskHandle | HANDLE | in |
| ChangeTrackingId | LPCWSTR | in |
| ByteOffset | ULONGLONG | in |
| ByteLength | ULONGLONG | in |
| Flags | QUERY_CHANGES_VIRTUAL_DISK_FLAG | in |
| Ranges | QUERY_CHANGES_VIRTUAL_DISK_RANGE* | out |
| RangeCount | DWORD* | inout |
| ProcessedLength | ULONGLONG* | out |
戻り値の型: WIN32_ERROR
各言語での呼び出し定義
// VirtDisk.dll
#include <windows.h>
WIN32_ERROR QueryChangesVirtualDisk(
HANDLE VirtualDiskHandle,
LPCWSTR ChangeTrackingId,
ULONGLONG ByteOffset,
ULONGLONG ByteLength,
QUERY_CHANGES_VIRTUAL_DISK_FLAG Flags,
QUERY_CHANGES_VIRTUAL_DISK_RANGE* Ranges,
DWORD* RangeCount,
ULONGLONG* ProcessedLength
);[DllImport("VirtDisk.dll", ExactSpelling = true)]
static extern uint QueryChangesVirtualDisk(
IntPtr VirtualDiskHandle, // HANDLE
[MarshalAs(UnmanagedType.LPWStr)] string ChangeTrackingId, // LPCWSTR
ulong ByteOffset, // ULONGLONG
ulong ByteLength, // ULONGLONG
int Flags, // QUERY_CHANGES_VIRTUAL_DISK_FLAG
IntPtr Ranges, // QUERY_CHANGES_VIRTUAL_DISK_RANGE* out
ref uint RangeCount, // DWORD* in/out
out ulong ProcessedLength // ULONGLONG* out
);<DllImport("VirtDisk.dll", ExactSpelling:=True)>
Public Shared Function QueryChangesVirtualDisk(
VirtualDiskHandle As IntPtr, ' HANDLE
<MarshalAs(UnmanagedType.LPWStr)> ChangeTrackingId As String, ' LPCWSTR
ByteOffset As ULong, ' ULONGLONG
ByteLength As ULong, ' ULONGLONG
Flags As Integer, ' QUERY_CHANGES_VIRTUAL_DISK_FLAG
Ranges As IntPtr, ' QUERY_CHANGES_VIRTUAL_DISK_RANGE* out
ByRef RangeCount As UInteger, ' DWORD* in/out
<Out> ByRef ProcessedLength As ULong ' ULONGLONG* out
) As UInteger
End Function' VirtualDiskHandle : HANDLE
' ChangeTrackingId : LPCWSTR
' ByteOffset : ULONGLONG
' ByteLength : ULONGLONG
' Flags : QUERY_CHANGES_VIRTUAL_DISK_FLAG
' Ranges : QUERY_CHANGES_VIRTUAL_DISK_RANGE* out
' RangeCount : DWORD* in/out
' ProcessedLength : ULONGLONG* out
Declare PtrSafe Function QueryChangesVirtualDisk Lib "virtdisk" ( _
ByVal VirtualDiskHandle As LongPtr, _
ByVal ChangeTrackingId As LongPtr, _
ByVal ByteOffset As LongLong, _
ByVal ByteLength As LongLong, _
ByVal Flags As Long, _
ByVal Ranges As LongPtr, _
ByRef RangeCount As Long, _
ByRef ProcessedLength As LongLong) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
QueryChangesVirtualDisk = ctypes.windll.virtdisk.QueryChangesVirtualDisk
QueryChangesVirtualDisk.restype = wintypes.DWORD
QueryChangesVirtualDisk.argtypes = [
wintypes.HANDLE, # VirtualDiskHandle : HANDLE
wintypes.LPCWSTR, # ChangeTrackingId : LPCWSTR
ctypes.c_ulonglong, # ByteOffset : ULONGLONG
ctypes.c_ulonglong, # ByteLength : ULONGLONG
ctypes.c_int, # Flags : QUERY_CHANGES_VIRTUAL_DISK_FLAG
ctypes.c_void_p, # Ranges : QUERY_CHANGES_VIRTUAL_DISK_RANGE* out
ctypes.POINTER(wintypes.DWORD), # RangeCount : DWORD* in/out
ctypes.POINTER(ctypes.c_ulonglong), # ProcessedLength : ULONGLONG* out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('VirtDisk.dll')
QueryChangesVirtualDisk = Fiddle::Function.new(
lib['QueryChangesVirtualDisk'],
[
Fiddle::TYPE_VOIDP, # VirtualDiskHandle : HANDLE
Fiddle::TYPE_VOIDP, # ChangeTrackingId : LPCWSTR
-Fiddle::TYPE_LONG_LONG, # ByteOffset : ULONGLONG
-Fiddle::TYPE_LONG_LONG, # ByteLength : ULONGLONG
Fiddle::TYPE_INT, # Flags : QUERY_CHANGES_VIRTUAL_DISK_FLAG
Fiddle::TYPE_VOIDP, # Ranges : QUERY_CHANGES_VIRTUAL_DISK_RANGE* out
Fiddle::TYPE_VOIDP, # RangeCount : DWORD* in/out
Fiddle::TYPE_VOIDP, # ProcessedLength : ULONGLONG* out
],
-Fiddle::TYPE_INT)#[link(name = "virtdisk")]
extern "system" {
fn QueryChangesVirtualDisk(
VirtualDiskHandle: *mut core::ffi::c_void, // HANDLE
ChangeTrackingId: *const u16, // LPCWSTR
ByteOffset: u64, // ULONGLONG
ByteLength: u64, // ULONGLONG
Flags: i32, // QUERY_CHANGES_VIRTUAL_DISK_FLAG
Ranges: *mut QUERY_CHANGES_VIRTUAL_DISK_RANGE, // QUERY_CHANGES_VIRTUAL_DISK_RANGE* out
RangeCount: *mut u32, // DWORD* in/out
ProcessedLength: *mut u64 // ULONGLONG* out
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("VirtDisk.dll")]
public static extern uint QueryChangesVirtualDisk(IntPtr VirtualDiskHandle, [MarshalAs(UnmanagedType.LPWStr)] string ChangeTrackingId, ulong ByteOffset, ulong ByteLength, int Flags, IntPtr Ranges, ref uint RangeCount, out ulong ProcessedLength);
"@
$api = Add-Type -MemberDefinition $sig -Name 'VirtDisk_QueryChangesVirtualDisk' -Namespace Win32 -PassThru
# $api::QueryChangesVirtualDisk(VirtualDiskHandle, ChangeTrackingId, ByteOffset, ByteLength, Flags, Ranges, RangeCount, ProcessedLength)#uselib "VirtDisk.dll"
#func global QueryChangesVirtualDisk "QueryChangesVirtualDisk" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; QueryChangesVirtualDisk VirtualDiskHandle, ChangeTrackingId, ByteOffset, ByteLength, Flags, varptr(Ranges), varptr(RangeCount), varptr(ProcessedLength) ; 戻り値は stat
; VirtualDiskHandle : HANDLE -> "sptr"
; ChangeTrackingId : LPCWSTR -> "sptr"
; ByteOffset : ULONGLONG -> "sptr"
; ByteLength : ULONGLONG -> "sptr"
; Flags : QUERY_CHANGES_VIRTUAL_DISK_FLAG -> "sptr"
; Ranges : QUERY_CHANGES_VIRTUAL_DISK_RANGE* out -> "sptr"
; RangeCount : DWORD* in/out -> "sptr"
; ProcessedLength : ULONGLONG* 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 "VirtDisk.dll" #cfunc global QueryChangesVirtualDisk "QueryChangesVirtualDisk" sptr, wstr, int64, int64, int, var, var, var ; res = QueryChangesVirtualDisk(VirtualDiskHandle, ChangeTrackingId, ByteOffset, ByteLength, Flags, Ranges, RangeCount, ProcessedLength) ; VirtualDiskHandle : HANDLE -> "sptr" ; ChangeTrackingId : LPCWSTR -> "wstr" ; ByteOffset : ULONGLONG -> "int64" ; ByteLength : ULONGLONG -> "int64" ; Flags : QUERY_CHANGES_VIRTUAL_DISK_FLAG -> "int" ; Ranges : QUERY_CHANGES_VIRTUAL_DISK_RANGE* out -> "var" ; RangeCount : DWORD* in/out -> "var" ; ProcessedLength : ULONGLONG* 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)。#uselib "VirtDisk.dll" #cfunc global QueryChangesVirtualDisk "QueryChangesVirtualDisk" sptr, wstr, int64, int64, int, sptr, sptr, sptr ; res = QueryChangesVirtualDisk(VirtualDiskHandle, ChangeTrackingId, ByteOffset, ByteLength, Flags, varptr(Ranges), varptr(RangeCount), varptr(ProcessedLength)) ; VirtualDiskHandle : HANDLE -> "sptr" ; ChangeTrackingId : LPCWSTR -> "wstr" ; ByteOffset : ULONGLONG -> "int64" ; ByteLength : ULONGLONG -> "int64" ; Flags : QUERY_CHANGES_VIRTUAL_DISK_FLAG -> "int" ; Ranges : QUERY_CHANGES_VIRTUAL_DISK_RANGE* out -> "sptr" ; RangeCount : DWORD* in/out -> "sptr" ; ProcessedLength : ULONGLONG* out -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。 ; ※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:
; WIN32_ERROR QueryChangesVirtualDisk(HANDLE VirtualDiskHandle, LPCWSTR ChangeTrackingId, ULONGLONG ByteOffset, ULONGLONG ByteLength, QUERY_CHANGES_VIRTUAL_DISK_FLAG Flags, QUERY_CHANGES_VIRTUAL_DISK_RANGE* Ranges, DWORD* RangeCount, ULONGLONG* ProcessedLength) #uselib "VirtDisk.dll" #cfunc global QueryChangesVirtualDisk "QueryChangesVirtualDisk" intptr, wstr, int64, int64, int, var, var, var ; res = QueryChangesVirtualDisk(VirtualDiskHandle, ChangeTrackingId, ByteOffset, ByteLength, Flags, Ranges, RangeCount, ProcessedLength) ; VirtualDiskHandle : HANDLE -> "intptr" ; ChangeTrackingId : LPCWSTR -> "wstr" ; ByteOffset : ULONGLONG -> "int64" ; ByteLength : ULONGLONG -> "int64" ; Flags : QUERY_CHANGES_VIRTUAL_DISK_FLAG -> "int" ; Ranges : QUERY_CHANGES_VIRTUAL_DISK_RANGE* out -> "var" ; RangeCount : DWORD* in/out -> "var" ; ProcessedLength : ULONGLONG* 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。; WIN32_ERROR QueryChangesVirtualDisk(HANDLE VirtualDiskHandle, LPCWSTR ChangeTrackingId, ULONGLONG ByteOffset, ULONGLONG ByteLength, QUERY_CHANGES_VIRTUAL_DISK_FLAG Flags, QUERY_CHANGES_VIRTUAL_DISK_RANGE* Ranges, DWORD* RangeCount, ULONGLONG* ProcessedLength) #uselib "VirtDisk.dll" #cfunc global QueryChangesVirtualDisk "QueryChangesVirtualDisk" intptr, wstr, int64, int64, int, intptr, intptr, intptr ; res = QueryChangesVirtualDisk(VirtualDiskHandle, ChangeTrackingId, ByteOffset, ByteLength, Flags, varptr(Ranges), varptr(RangeCount), varptr(ProcessedLength)) ; VirtualDiskHandle : HANDLE -> "intptr" ; ChangeTrackingId : LPCWSTR -> "wstr" ; ByteOffset : ULONGLONG -> "int64" ; ByteLength : ULONGLONG -> "int64" ; Flags : QUERY_CHANGES_VIRTUAL_DISK_FLAG -> "int" ; Ranges : QUERY_CHANGES_VIRTUAL_DISK_RANGE* out -> "intptr" ; RangeCount : DWORD* in/out -> "intptr" ; ProcessedLength : ULONGLONG* out -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
virtdisk = windows.NewLazySystemDLL("VirtDisk.dll")
procQueryChangesVirtualDisk = virtdisk.NewProc("QueryChangesVirtualDisk")
)
// VirtualDiskHandle (HANDLE), ChangeTrackingId (LPCWSTR), ByteOffset (ULONGLONG), ByteLength (ULONGLONG), Flags (QUERY_CHANGES_VIRTUAL_DISK_FLAG), Ranges (QUERY_CHANGES_VIRTUAL_DISK_RANGE* out), RangeCount (DWORD* in/out), ProcessedLength (ULONGLONG* out)
r1, _, err := procQueryChangesVirtualDisk.Call(
uintptr(VirtualDiskHandle),
uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(ChangeTrackingId))),
uintptr(ByteOffset),
uintptr(ByteLength),
uintptr(Flags),
uintptr(Ranges),
uintptr(RangeCount),
uintptr(ProcessedLength),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // WIN32_ERRORfunction QueryChangesVirtualDisk(
VirtualDiskHandle: THandle; // HANDLE
ChangeTrackingId: PWideChar; // LPCWSTR
ByteOffset: UInt64; // ULONGLONG
ByteLength: UInt64; // ULONGLONG
Flags: Integer; // QUERY_CHANGES_VIRTUAL_DISK_FLAG
Ranges: Pointer; // QUERY_CHANGES_VIRTUAL_DISK_RANGE* out
RangeCount: Pointer; // DWORD* in/out
ProcessedLength: Pointer // ULONGLONG* out
): DWORD; stdcall;
external 'VirtDisk.dll' name 'QueryChangesVirtualDisk';result := DllCall("VirtDisk\QueryChangesVirtualDisk"
, "Ptr", VirtualDiskHandle ; HANDLE
, "WStr", ChangeTrackingId ; LPCWSTR
, "Int64", ByteOffset ; ULONGLONG
, "Int64", ByteLength ; ULONGLONG
, "Int", Flags ; QUERY_CHANGES_VIRTUAL_DISK_FLAG
, "Ptr", Ranges ; QUERY_CHANGES_VIRTUAL_DISK_RANGE* out
, "Ptr", RangeCount ; DWORD* in/out
, "Ptr", ProcessedLength ; ULONGLONG* out
, "UInt") ; return: WIN32_ERROR●QueryChangesVirtualDisk(VirtualDiskHandle, ChangeTrackingId, ByteOffset, ByteLength, Flags, Ranges, RangeCount, ProcessedLength) = DLL("VirtDisk.dll", "dword QueryChangesVirtualDisk(void*, char*, qword, qword, int, void*, void*, void*)")
# 呼び出し: QueryChangesVirtualDisk(VirtualDiskHandle, ChangeTrackingId, ByteOffset, ByteLength, Flags, Ranges, RangeCount, ProcessedLength)
# VirtualDiskHandle : HANDLE -> "void*"
# ChangeTrackingId : LPCWSTR -> "char*"
# ByteOffset : ULONGLONG -> "qword"
# ByteLength : ULONGLONG -> "qword"
# Flags : QUERY_CHANGES_VIRTUAL_DISK_FLAG -> "int"
# Ranges : QUERY_CHANGES_VIRTUAL_DISK_RANGE* out -> "void*"
# RangeCount : DWORD* in/out -> "void*"
# ProcessedLength : ULONGLONG* 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)。