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CreateDeltaW

関数

ソースとターゲットのファイルから差分デルタを作成する(Unicode版)。

DLLmsdelta.dll文字セットUnicode (-W)呼出規約winapi

シグネチャ

// msdelta.dll  (Unicode / -W)
#include <windows.h>

BOOL CreateDeltaW(
    LONGLONG FileTypeSet,
    LONGLONG SetFlags,
    LONGLONG ResetFlags,
    LPCWSTR lpSourceName,
    LPCWSTR lpTargetName,
    LPCWSTR lpSourceOptionsName,   // optional
    LPCWSTR lpTargetOptionsName,   // optional
    DELTA_INPUT GlobalOptions,
    const FILETIME* lpTargetFileTime,   // optional
    ALG_ID HashAlgId,
    LPCWSTR lpDeltaName
);

パラメーター

名前	型	方向
FileTypeSet	LONGLONG	in
SetFlags	LONGLONG	in
ResetFlags	LONGLONG	in
lpSourceName	LPCWSTR	in
lpTargetName	LPCWSTR	in
lpSourceOptionsName	LPCWSTR	inoptional
lpTargetOptionsName	LPCWSTR	inoptional
GlobalOptions	DELTA_INPUT	in
lpTargetFileTime	FILETIME*	inoptional
HashAlgId	ALG_ID	in
lpDeltaName	LPCWSTR	in

戻り値の型: BOOL

各言語での呼び出し定義

// msdelta.dll  (Unicode / -W)
#include <windows.h>

BOOL CreateDeltaW(
    LONGLONG FileTypeSet,
    LONGLONG SetFlags,
    LONGLONG ResetFlags,
    LPCWSTR lpSourceName,
    LPCWSTR lpTargetName,
    LPCWSTR lpSourceOptionsName,   // optional
    LPCWSTR lpTargetOptionsName,   // optional
    DELTA_INPUT GlobalOptions,
    const FILETIME* lpTargetFileTime,   // optional
    ALG_ID HashAlgId,
    LPCWSTR lpDeltaName
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("msdelta.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
static extern bool CreateDeltaW(
    long FileTypeSet,   // LONGLONG
    long SetFlags,   // LONGLONG
    long ResetFlags,   // LONGLONG
    [MarshalAs(UnmanagedType.LPWStr)] string lpSourceName,   // LPCWSTR
    [MarshalAs(UnmanagedType.LPWStr)] string lpTargetName,   // LPCWSTR
    [MarshalAs(UnmanagedType.LPWStr)] string lpSourceOptionsName,   // LPCWSTR optional
    [MarshalAs(UnmanagedType.LPWStr)] string lpTargetOptionsName,   // LPCWSTR optional
    DELTA_INPUT GlobalOptions,   // DELTA_INPUT
    IntPtr lpTargetFileTime,   // FILETIME* optional
    uint HashAlgId,   // ALG_ID
    [MarshalAs(UnmanagedType.LPWStr)] string lpDeltaName   // LPCWSTR
);

<DllImport("msdelta.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function CreateDeltaW(
    FileTypeSet As Long,   ' LONGLONG
    SetFlags As Long,   ' LONGLONG
    ResetFlags As Long,   ' LONGLONG
    <MarshalAs(UnmanagedType.LPWStr)> lpSourceName As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpTargetName As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpSourceOptionsName As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> lpTargetOptionsName As String,   ' LPCWSTR optional
    GlobalOptions As DELTA_INPUT,   ' DELTA_INPUT
    lpTargetFileTime As IntPtr,   ' FILETIME* optional
    HashAlgId As UInteger,   ' ALG_ID
    <MarshalAs(UnmanagedType.LPWStr)> lpDeltaName As String   ' LPCWSTR
) As Boolean
End Function

' FileTypeSet : LONGLONG
' SetFlags : LONGLONG
' ResetFlags : LONGLONG
' lpSourceName : LPCWSTR
' lpTargetName : LPCWSTR
' lpSourceOptionsName : LPCWSTR optional
' lpTargetOptionsName : LPCWSTR optional
' GlobalOptions : DELTA_INPUT
' lpTargetFileTime : FILETIME* optional
' HashAlgId : ALG_ID
' lpDeltaName : LPCWSTR
Declare PtrSafe Function CreateDeltaW Lib "msdelta" ( _
    ByVal FileTypeSet As LongLong, _
    ByVal SetFlags As LongLong, _
    ByVal ResetFlags As LongLong, _
    ByVal lpSourceName As LongPtr, _
    ByVal lpTargetName As LongPtr, _
    ByVal lpSourceOptionsName As LongPtr, _
    ByVal lpTargetOptionsName As LongPtr, _
    ByVal GlobalOptions As LongPtr, _
    ByVal lpTargetFileTime As LongPtr, _
    ByVal HashAlgId As Long, _
    ByVal lpDeltaName As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CreateDeltaW = ctypes.windll.msdelta.CreateDeltaW
CreateDeltaW.restype = wintypes.BOOL
CreateDeltaW.argtypes = [
    ctypes.c_longlong,  # FileTypeSet : LONGLONG
    ctypes.c_longlong,  # SetFlags : LONGLONG
    ctypes.c_longlong,  # ResetFlags : LONGLONG
    wintypes.LPCWSTR,  # lpSourceName : LPCWSTR
    wintypes.LPCWSTR,  # lpTargetName : LPCWSTR
    wintypes.LPCWSTR,  # lpSourceOptionsName : LPCWSTR optional
    wintypes.LPCWSTR,  # lpTargetOptionsName : LPCWSTR optional
    DELTA_INPUT,  # GlobalOptions : DELTA_INPUT
    ctypes.c_void_p,  # lpTargetFileTime : FILETIME* optional
    wintypes.DWORD,  # HashAlgId : ALG_ID
    wintypes.LPCWSTR,  # lpDeltaName : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('msdelta.dll')
CreateDeltaW = Fiddle::Function.new(
  lib['CreateDeltaW'],
  [
    Fiddle::TYPE_LONG_LONG,  # FileTypeSet : LONGLONG
    Fiddle::TYPE_LONG_LONG,  # SetFlags : LONGLONG
    Fiddle::TYPE_LONG_LONG,  # ResetFlags : LONGLONG
    Fiddle::TYPE_VOIDP,  # lpSourceName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpTargetName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpSourceOptionsName : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # lpTargetOptionsName : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # GlobalOptions : DELTA_INPUT
    Fiddle::TYPE_VOIDP,  # lpTargetFileTime : FILETIME* optional
    -Fiddle::TYPE_INT,  # HashAlgId : ALG_ID
    Fiddle::TYPE_VOIDP,  # lpDeltaName : LPCWSTR
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "msdelta")]
extern "system" {
    fn CreateDeltaW(
        FileTypeSet: i64,  // LONGLONG
        SetFlags: i64,  // LONGLONG
        ResetFlags: i64,  // LONGLONG
        lpSourceName: *const u16,  // LPCWSTR
        lpTargetName: *const u16,  // LPCWSTR
        lpSourceOptionsName: *const u16,  // LPCWSTR optional
        lpTargetOptionsName: *const u16,  // LPCWSTR optional
        GlobalOptions: DELTA_INPUT,  // DELTA_INPUT
        lpTargetFileTime: *const FILETIME,  // FILETIME* optional
        HashAlgId: u32,  // ALG_ID
        lpDeltaName: *const u16  // LPCWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("msdelta.dll", CharSet = CharSet.Unicode)]
public static extern bool CreateDeltaW(long FileTypeSet, long SetFlags, long ResetFlags, [MarshalAs(UnmanagedType.LPWStr)] string lpSourceName, [MarshalAs(UnmanagedType.LPWStr)] string lpTargetName, [MarshalAs(UnmanagedType.LPWStr)] string lpSourceOptionsName, [MarshalAs(UnmanagedType.LPWStr)] string lpTargetOptionsName, DELTA_INPUT GlobalOptions, IntPtr lpTargetFileTime, uint HashAlgId, [MarshalAs(UnmanagedType.LPWStr)] string lpDeltaName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'msdelta_CreateDeltaW' -Namespace Win32 -PassThru
# $api::CreateDeltaW(FileTypeSet, SetFlags, ResetFlags, lpSourceName, lpTargetName, lpSourceOptionsName, lpTargetOptionsName, GlobalOptions, lpTargetFileTime, HashAlgId, lpDeltaName)

#uselib "msdelta.dll"
#func global CreateDeltaW "CreateDeltaW" wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr
; CreateDeltaW FileTypeSet, SetFlags, ResetFlags, lpSourceName, lpTargetName, lpSourceOptionsName, lpTargetOptionsName, GlobalOptions, varptr(lpTargetFileTime), HashAlgId, lpDeltaName   ; 戻り値は stat
; FileTypeSet : LONGLONG -> "wptr"
; SetFlags : LONGLONG -> "wptr"
; ResetFlags : LONGLONG -> "wptr"
; lpSourceName : LPCWSTR -> "wptr"
; lpTargetName : LPCWSTR -> "wptr"
; lpSourceOptionsName : LPCWSTR optional -> "wptr"
; lpTargetOptionsName : LPCWSTR optional -> "wptr"
; GlobalOptions : DELTA_INPUT -> "wptr"
; lpTargetFileTime : FILETIME* optional -> "wptr"
; HashAlgId : ALG_ID -> "wptr"
; lpDeltaName : LPCWSTR -> "wptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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 "msdelta.dll"
#cfunc global CreateDeltaW "CreateDeltaW" int64, int64, int64, wstr, wstr, wstr, wstr, int, var, int, wstr
; res = CreateDeltaW(FileTypeSet, SetFlags, ResetFlags, lpSourceName, lpTargetName, lpSourceOptionsName, lpTargetOptionsName, GlobalOptions, lpTargetFileTime, HashAlgId, lpDeltaName)
; FileTypeSet : LONGLONG -> "int64"
; SetFlags : LONGLONG -> "int64"
; ResetFlags : LONGLONG -> "int64"
; lpSourceName : LPCWSTR -> "wstr"
; lpTargetName : LPCWSTR -> "wstr"
; lpSourceOptionsName : LPCWSTR optional -> "wstr"
; lpTargetOptionsName : LPCWSTR optional -> "wstr"
; GlobalOptions : DELTA_INPUT -> "int"
; lpTargetFileTime : FILETIME* optional -> "var"
; HashAlgId : ALG_ID -> "int"
; lpDeltaName : LPCWSTR -> "wstr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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 "msdelta.dll"
#cfunc global CreateDeltaW "CreateDeltaW" int64, int64, int64, wstr, wstr, wstr, wstr, int, sptr, int, wstr
; res = CreateDeltaW(FileTypeSet, SetFlags, ResetFlags, lpSourceName, lpTargetName, lpSourceOptionsName, lpTargetOptionsName, GlobalOptions, varptr(lpTargetFileTime), HashAlgId, lpDeltaName)
; FileTypeSet : LONGLONG -> "int64"
; SetFlags : LONGLONG -> "int64"
; ResetFlags : LONGLONG -> "int64"
; lpSourceName : LPCWSTR -> "wstr"
; lpTargetName : LPCWSTR -> "wstr"
; lpSourceOptionsName : LPCWSTR optional -> "wstr"
; lpTargetOptionsName : LPCWSTR optional -> "wstr"
; GlobalOptions : DELTA_INPUT -> "int"
; lpTargetFileTime : FILETIME* optional -> "sptr"
; HashAlgId : ALG_ID -> "int"
; lpDeltaName : LPCWSTR -> "wstr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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:

; BOOL CreateDeltaW(LONGLONG FileTypeSet, LONGLONG SetFlags, LONGLONG ResetFlags, LPCWSTR lpSourceName, LPCWSTR lpTargetName, LPCWSTR lpSourceOptionsName, LPCWSTR lpTargetOptionsName, DELTA_INPUT GlobalOptions, FILETIME* lpTargetFileTime, ALG_ID HashAlgId, LPCWSTR lpDeltaName)
#uselib "msdelta.dll"
#cfunc global CreateDeltaW "CreateDeltaW" int64, int64, int64, wstr, wstr, wstr, wstr, int, var, int, wstr
; res = CreateDeltaW(FileTypeSet, SetFlags, ResetFlags, lpSourceName, lpTargetName, lpSourceOptionsName, lpTargetOptionsName, GlobalOptions, lpTargetFileTime, HashAlgId, lpDeltaName)
; FileTypeSet : LONGLONG -> "int64"
; SetFlags : LONGLONG -> "int64"
; ResetFlags : LONGLONG -> "int64"
; lpSourceName : LPCWSTR -> "wstr"
; lpTargetName : LPCWSTR -> "wstr"
; lpSourceOptionsName : LPCWSTR optional -> "wstr"
; lpTargetOptionsName : LPCWSTR optional -> "wstr"
; GlobalOptions : DELTA_INPUT -> "int"
; lpTargetFileTime : FILETIME* optional -> "var"
; HashAlgId : ALG_ID -> "int"
; lpDeltaName : LPCWSTR -> "wstr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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。; BOOL CreateDeltaW(LONGLONG FileTypeSet, LONGLONG SetFlags, LONGLONG ResetFlags, LPCWSTR lpSourceName, LPCWSTR lpTargetName, LPCWSTR lpSourceOptionsName, LPCWSTR lpTargetOptionsName, DELTA_INPUT GlobalOptions, FILETIME* lpTargetFileTime, ALG_ID HashAlgId, LPCWSTR lpDeltaName)
#uselib "msdelta.dll"
#cfunc global CreateDeltaW "CreateDeltaW" int64, int64, int64, wstr, wstr, wstr, wstr, int, intptr, int, wstr
; res = CreateDeltaW(FileTypeSet, SetFlags, ResetFlags, lpSourceName, lpTargetName, lpSourceOptionsName, lpTargetOptionsName, GlobalOptions, varptr(lpTargetFileTime), HashAlgId, lpDeltaName)
; FileTypeSet : LONGLONG -> "int64"
; SetFlags : LONGLONG -> "int64"
; ResetFlags : LONGLONG -> "int64"
; lpSourceName : LPCWSTR -> "wstr"
; lpTargetName : LPCWSTR -> "wstr"
; lpSourceOptionsName : LPCWSTR optional -> "wstr"
; lpTargetOptionsName : LPCWSTR optional -> "wstr"
; GlobalOptions : DELTA_INPUT -> "int"
; lpTargetFileTime : FILETIME* optional -> "intptr"
; HashAlgId : ALG_ID -> "int"
; lpDeltaName : LPCWSTR -> "wstr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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 (
	msdelta = windows.NewLazySystemDLL("msdelta.dll")
	procCreateDeltaW = msdelta.NewProc("CreateDeltaW")
)

// FileTypeSet (LONGLONG), SetFlags (LONGLONG), ResetFlags (LONGLONG), lpSourceName (LPCWSTR), lpTargetName (LPCWSTR), lpSourceOptionsName (LPCWSTR optional), lpTargetOptionsName (LPCWSTR optional), GlobalOptions (DELTA_INPUT), lpTargetFileTime (FILETIME* optional), HashAlgId (ALG_ID), lpDeltaName (LPCWSTR)
r1, _, err := procCreateDeltaW.Call(
	uintptr(FileTypeSet),
	uintptr(SetFlags),
	uintptr(ResetFlags),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpSourceName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpTargetName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpSourceOptionsName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpTargetOptionsName))),
	uintptr(GlobalOptions),
	uintptr(lpTargetFileTime),
	uintptr(HashAlgId),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpDeltaName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CreateDeltaW(
  FileTypeSet: Int64;   // LONGLONG
  SetFlags: Int64;   // LONGLONG
  ResetFlags: Int64;   // LONGLONG
  lpSourceName: PWideChar;   // LPCWSTR
  lpTargetName: PWideChar;   // LPCWSTR
  lpSourceOptionsName: PWideChar;   // LPCWSTR optional
  lpTargetOptionsName: PWideChar;   // LPCWSTR optional
  GlobalOptions: DELTA_INPUT;   // DELTA_INPUT
  lpTargetFileTime: Pointer;   // FILETIME* optional
  HashAlgId: DWORD;   // ALG_ID
  lpDeltaName: PWideChar   // LPCWSTR
): BOOL; stdcall;
  external 'msdelta.dll' name 'CreateDeltaW';

result := DllCall("msdelta\CreateDeltaW"
    , "Int64", FileTypeSet   ; LONGLONG
    , "Int64", SetFlags   ; LONGLONG
    , "Int64", ResetFlags   ; LONGLONG
    , "WStr", lpSourceName   ; LPCWSTR
    , "WStr", lpTargetName   ; LPCWSTR
    , "WStr", lpSourceOptionsName   ; LPCWSTR optional
    , "WStr", lpTargetOptionsName   ; LPCWSTR optional
    , "Ptr", GlobalOptions   ; DELTA_INPUT
    , "Ptr", lpTargetFileTime   ; FILETIME* optional
    , "UInt", HashAlgId   ; ALG_ID
    , "WStr", lpDeltaName   ; LPCWSTR
    , "Int")   ; return: BOOL

●CreateDeltaW(FileTypeSet, SetFlags, ResetFlags, lpSourceName, lpTargetName, lpSourceOptionsName, lpTargetOptionsName, GlobalOptions, lpTargetFileTime, HashAlgId, lpDeltaName) = DLL("msdelta.dll", "bool CreateDeltaW(int64, int64, int64, char*, char*, char*, char*, void*, void*, dword, char*)")
# 呼び出し: CreateDeltaW(FileTypeSet, SetFlags, ResetFlags, lpSourceName, lpTargetName, lpSourceOptionsName, lpTargetOptionsName, GlobalOptions, lpTargetFileTime, HashAlgId, lpDeltaName)
# FileTypeSet : LONGLONG -> "int64"
# SetFlags : LONGLONG -> "int64"
# ResetFlags : LONGLONG -> "int64"
# lpSourceName : LPCWSTR -> "char*"
# lpTargetName : LPCWSTR -> "char*"
# lpSourceOptionsName : LPCWSTR optional -> "char*"
# lpTargetOptionsName : LPCWSTR optional -> "char*"
# GlobalOptions : DELTA_INPUT -> "void*"
# lpTargetFileTime : FILETIME* optional -> "void*"
# HashAlgId : ALG_ID -> "dword"
# lpDeltaName : LPCWSTR -> "char*"
# 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。