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SRSetRestorePointA

関数
システムの復元ポイントを作成する(ANSI版)。
DLLsfc.dll文字セットANSI (-A)呼出規約winapi対応OSWindows XP 以降
📘 Microsoft Learn (日本語) · English

シグネチャ

// sfc.dll  (ANSI / -A)
#include <windows.h>

BOOL SRSetRestorePointA(
    RESTOREPOINTINFOA* pRestorePtSpec,
    STATEMGRSTATUS* pSMgrStatus
);

パラメーター

名前型方向説明
pRestorePtSpecRESTOREPOINTINFOA*in作成する復元ポイントの種類や説明を指定する RESTOREPOINTINFOA 構造体へのポインター。
pSMgrStatusSTATEMGRSTATUS*out操作の結果ステータスを受け取る STATEMGRSTATUS 構造体へのポインター。

戻り値の型: BOOL

各言語での呼び出し定義

// sfc.dll  (ANSI / -A)
#include <windows.h>

BOOL SRSetRestorePointA(
    RESTOREPOINTINFOA* pRestorePtSpec,
    STATEMGRSTATUS* pSMgrStatus
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("sfc.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern bool SRSetRestorePointA(
    IntPtr pRestorePtSpec,   // RESTOREPOINTINFOA*
    IntPtr pSMgrStatus   // STATEMGRSTATUS* out
);
<DllImport("sfc.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function SRSetRestorePointA(
    pRestorePtSpec As IntPtr,   ' RESTOREPOINTINFOA*
    pSMgrStatus As IntPtr   ' STATEMGRSTATUS* out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function
' pRestorePtSpec : RESTOREPOINTINFOA*
' pSMgrStatus : STATEMGRSTATUS* out
Declare PtrSafe Function SRSetRestorePointA Lib "sfc" ( _
    ByVal pRestorePtSpec As LongPtr, _
    ByVal pSMgrStatus 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

SRSetRestorePointA = ctypes.windll.sfc.SRSetRestorePointA
SRSetRestorePointA.restype = wintypes.BOOL
SRSetRestorePointA.argtypes = [
    ctypes.c_void_p,  # pRestorePtSpec : RESTOREPOINTINFOA*
    ctypes.c_void_p,  # pSMgrStatus : STATEMGRSTATUS* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('sfc.dll')
SRSetRestorePointA = Fiddle::Function.new(
  lib['SRSetRestorePointA'],
  [
    Fiddle::TYPE_VOIDP,  # pRestorePtSpec : RESTOREPOINTINFOA*
    Fiddle::TYPE_VOIDP,  # pSMgrStatus : STATEMGRSTATUS* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "sfc")]
extern "system" {
    fn SRSetRestorePointA(
        pRestorePtSpec: *mut RESTOREPOINTINFOA,  // RESTOREPOINTINFOA*
        pSMgrStatus: *mut STATEMGRSTATUS  // STATEMGRSTATUS* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("sfc.dll", CharSet = CharSet.Ansi)]
public static extern bool SRSetRestorePointA(IntPtr pRestorePtSpec, IntPtr pSMgrStatus);
"@
$api = Add-Type -MemberDefinition $sig -Name 'sfc_SRSetRestorePointA' -Namespace Win32 -PassThru
# $api::SRSetRestorePointA(pRestorePtSpec, pSMgrStatus)
#uselib "sfc.dll"
#func global SRSetRestorePointA "SRSetRestorePointA" sptr, sptr
; SRSetRestorePointA varptr(pRestorePtSpec), varptr(pSMgrStatus)   ; 戻り値は stat
; pRestorePtSpec : RESTOREPOINTINFOA* -> "sptr"
; pSMgrStatus : STATEMGRSTATUS* 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 "sfc.dll"
#cfunc global SRSetRestorePointA "SRSetRestorePointA" var, var
; res = SRSetRestorePointA(pRestorePtSpec, pSMgrStatus)
; pRestorePtSpec : RESTOREPOINTINFOA* -> "var"
; pSMgrStatus : STATEMGRSTATUS* 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: 
; BOOL SRSetRestorePointA(RESTOREPOINTINFOA* pRestorePtSpec, STATEMGRSTATUS* pSMgrStatus)
#uselib "sfc.dll"
#cfunc global SRSetRestorePointA "SRSetRestorePointA" var, var
; res = SRSetRestorePointA(pRestorePtSpec, pSMgrStatus)
; pRestorePtSpec : RESTOREPOINTINFOA* -> "var"
; pSMgrStatus : STATEMGRSTATUS* 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 (
	sfc = windows.NewLazySystemDLL("sfc.dll")
	procSRSetRestorePointA = sfc.NewProc("SRSetRestorePointA")
)

// pRestorePtSpec (RESTOREPOINTINFOA*), pSMgrStatus (STATEMGRSTATUS* out)
r1, _, err := procSRSetRestorePointA.Call(
	uintptr(pRestorePtSpec),
	uintptr(pSMgrStatus),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function SRSetRestorePointA(
  pRestorePtSpec: Pointer;   // RESTOREPOINTINFOA*
  pSMgrStatus: Pointer   // STATEMGRSTATUS* out
): BOOL; stdcall;
  external 'sfc.dll' name 'SRSetRestorePointA';
result := DllCall("sfc\SRSetRestorePointA"
    , "Ptr", pRestorePtSpec   ; RESTOREPOINTINFOA*
    , "Ptr", pSMgrStatus   ; STATEMGRSTATUS* out
    , "Int")   ; return: BOOL
●SRSetRestorePointA(pRestorePtSpec, pSMgrStatus) = DLL("sfc.dll", "bool SRSetRestorePointA(void*, void*)")
# 呼び出し: SRSetRestorePointA(pRestorePtSpec, pSMgrStatus)
# pRestorePtSpec : RESTOREPOINTINFOA* -> "void*"
# pSMgrStatus : STATEMGRSTATUS* 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)。
const std = @import("std");

extern "sfc" fn SRSetRestorePointA(
    pRestorePtSpec: [*c]RESTOREPOINTINFOA, // RESTOREPOINTINFOA*
    pSMgrStatus: [*c]STATEMGRSTATUS // STATEMGRSTATUS* out
) callconv(std.os.windows.WINAPI) i32;
proc SRSetRestorePointA(
    pRestorePtSpec: ptr RESTOREPOINTINFOA,  # RESTOREPOINTINFOA*
    pSMgrStatus: ptr STATEMGRSTATUS  # STATEMGRSTATUS* out
): int32 {.importc: "SRSetRestorePointA", stdcall, dynlib: "sfc.dll".}
pragma(lib, "sfc");
extern(Windows)
int SRSetRestorePointA(
    RESTOREPOINTINFOA* pRestorePtSpec,   // RESTOREPOINTINFOA*
    STATEMGRSTATUS* pSMgrStatus   // STATEMGRSTATUS* out
);
ccall((:SRSetRestorePointA, "sfc.dll"), stdcall, Int32,
      (Ptr{RESTOREPOINTINFOA}, Ptr{STATEMGRSTATUS}),
      pRestorePtSpec, pSMgrStatus)
# pRestorePtSpec : RESTOREPOINTINFOA* -> Ptr{RESTOREPOINTINFOA}
# pSMgrStatus : STATEMGRSTATUS* out -> Ptr{STATEMGRSTATUS}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t SRSetRestorePointA(
    void* pRestorePtSpec,
    void* pSMgrStatus);
]]
local sfc = ffi.load("sfc")
-- sfc.SRSetRestorePointA(pRestorePtSpec, pSMgrStatus)
-- pRestorePtSpec : RESTOREPOINTINFOA*
-- pSMgrStatus : STATEMGRSTATUS* out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
const koffi = require('koffi');
const lib = koffi.load('sfc.dll');
const SRSetRestorePointA = lib.func('__stdcall', 'SRSetRestorePointA', 'int32_t', ['void *', 'void *']);
// SRSetRestorePointA(pRestorePtSpec, pSMgrStatus)
// pRestorePtSpec : RESTOREPOINTINFOA* -> 'void *'
// pSMgrStatus : STATEMGRSTATUS* out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。
const lib = Deno.dlopen("sfc.dll", {
  SRSetRestorePointA: { parameters: ["pointer", "pointer"], result: "i32" },
});
// lib.symbols.SRSetRestorePointA(pRestorePtSpec, pSMgrStatus)
// pRestorePtSpec : RESTOREPOINTINFOA* -> "pointer"
// pSMgrStatus : STATEMGRSTATUS* out -> "pointer"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。
<?php
$ffi = FFI::cdef(<<<C
int32_t SRSetRestorePointA(
    void* pRestorePtSpec,
    void* pSMgrStatus);
C, "sfc.dll");
// $ffi->SRSetRestorePointA(pRestorePtSpec, pSMgrStatus);
// pRestorePtSpec : RESTOREPOINTINFOA*
// pSMgrStatus : STATEMGRSTATUS* out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。
import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Sfc extends StdCallLibrary {
    Sfc INSTANCE = Native.load("sfc", Sfc.class, W32APIOptions.ASCII_OPTIONS);
    boolean SRSetRestorePointA(
        Pointer pRestorePtSpec,   // RESTOREPOINTINFOA*
        Pointer pSMgrStatus   // STATEMGRSTATUS* out
    );
}
@[Link("sfc")]
lib Libsfc
  fun SRSetRestorePointA = SRSetRestorePointA(
    pRestorePtSpec : RESTOREPOINTINFOA*,   # RESTOREPOINTINFOA*
    pSMgrStatus : STATEMGRSTATUS*   # STATEMGRSTATUS* out
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。
import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef SRSetRestorePointANative = Int32 Function(Pointer<Void>, Pointer<Void>);
typedef SRSetRestorePointADart = int Function(Pointer<Void>, Pointer<Void>);
final SRSetRestorePointA = DynamicLibrary.open('sfc.dll')
    .lookupFunction<SRSetRestorePointANative, SRSetRestorePointADart>('SRSetRestorePointA');
// pRestorePtSpec : RESTOREPOINTINFOA* -> Pointer<Void>
// pSMgrStatus : STATEMGRSTATUS* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function SRSetRestorePointA(
  pRestorePtSpec: Pointer;   // RESTOREPOINTINFOA*
  pSMgrStatus: Pointer   // STATEMGRSTATUS* out
): BOOL; stdcall;
  external 'sfc.dll' name 'SRSetRestorePointA';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "SRSetRestorePointA"
  c_SRSetRestorePointA :: Ptr () -> Ptr () -> IO CInt
-- pRestorePtSpec : RESTOREPOINTINFOA* -> Ptr ()
-- pSMgrStatus : STATEMGRSTATUS* out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。
open Ctypes
open Foreign

let srsetrestorepointa =
  foreign "SRSetRestorePointA"
    ((ptr void) @-> (ptr void) @-> returning int32_t)
(* pRestorePtSpec : RESTOREPOINTINFOA* -> (ptr void) *)
(* pSMgrStatus : STATEMGRSTATUS* out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)
(cffi:define-foreign-library sfc (t "sfc.dll"))
(cffi:use-foreign-library sfc)

(cffi:defcfun ("SRSetRestorePointA" srset-restore-point-a :convention :stdcall) :int32
  (p-restore-pt-spec :pointer)   ; RESTOREPOINTINFOA*
  (p-smgr-status :pointer))   ; STATEMGRSTATUS* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $SRSetRestorePointA = Win32::API::More->new('sfc',
    'BOOL SRSetRestorePointA(LPVOID pRestorePtSpec, LPVOID pSMgrStatus)');
# my $ret = $SRSetRestorePointA->Call($pRestorePtSpec, $pSMgrStatus);
# pRestorePtSpec : RESTOREPOINTINFOA* -> LPVOID
# pSMgrStatus : STATEMGRSTATUS* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

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