Win32 API 日本語リファレンス
ホームSystem.ApplicationInstallationAndServicing › SfpVerifyFile

SfpVerifyFile

関数
ファイルが正しいデジタル署名を持つかを検証する。
DLLsfc.dll呼出規約winapi

シグネチャ

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

BOOL SfpVerifyFile(
    LPCSTR pszFileName,
    LPSTR pszError,
    DWORD dwErrSize
);

パラメーター

名前方向
pszFileNameLPCSTRin
pszErrorLPSTRin
dwErrSizeDWORDin

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL SfpVerifyFile(
    LPCSTR pszFileName,
    LPSTR pszError,
    DWORD dwErrSize
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("sfc.dll", ExactSpelling = true)]
static extern bool SfpVerifyFile(
    [MarshalAs(UnmanagedType.LPStr)] string pszFileName,   // LPCSTR
    [MarshalAs(UnmanagedType.LPStr)] string pszError,   // LPSTR
    uint dwErrSize   // DWORD
);
<DllImport("sfc.dll", ExactSpelling:=True)>
Public Shared Function SfpVerifyFile(
    <MarshalAs(UnmanagedType.LPStr)> pszFileName As String,   ' LPCSTR
    <MarshalAs(UnmanagedType.LPStr)> pszError As String,   ' LPSTR
    dwErrSize As UInteger   ' DWORD
) As Boolean
End Function
' pszFileName : LPCSTR
' pszError : LPSTR
' dwErrSize : DWORD
Declare PtrSafe Function SfpVerifyFile Lib "sfc" ( _
    ByVal pszFileName As String, _
    ByVal pszError As String, _
    ByVal dwErrSize 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

SfpVerifyFile = ctypes.windll.sfc.SfpVerifyFile
SfpVerifyFile.restype = wintypes.BOOL
SfpVerifyFile.argtypes = [
    wintypes.LPCSTR,  # pszFileName : LPCSTR
    wintypes.LPCSTR,  # pszError : LPSTR
    wintypes.DWORD,  # dwErrSize : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('sfc.dll')
SfpVerifyFile = Fiddle::Function.new(
  lib['SfpVerifyFile'],
  [
    Fiddle::TYPE_VOIDP,  # pszFileName : LPCSTR
    Fiddle::TYPE_VOIDP,  # pszError : LPSTR
    -Fiddle::TYPE_INT,  # dwErrSize : DWORD
  ],
  Fiddle::TYPE_INT)
#[link(name = "sfc")]
extern "system" {
    fn SfpVerifyFile(
        pszFileName: *const u8,  // LPCSTR
        pszError: *mut u8,  // LPSTR
        dwErrSize: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("sfc.dll")]
public static extern bool SfpVerifyFile([MarshalAs(UnmanagedType.LPStr)] string pszFileName, [MarshalAs(UnmanagedType.LPStr)] string pszError, uint dwErrSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'sfc_SfpVerifyFile' -Namespace Win32 -PassThru
# $api::SfpVerifyFile(pszFileName, pszError, dwErrSize)
#uselib "sfc.dll"
#func global SfpVerifyFile "SfpVerifyFile" sptr, sptr, sptr
; SfpVerifyFile pszFileName, pszError, dwErrSize   ; 戻り値は stat
; pszFileName : LPCSTR -> "sptr"
; pszError : LPSTR -> "sptr"
; dwErrSize : DWORD -> "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。
#uselib "sfc.dll"
#cfunc global SfpVerifyFile "SfpVerifyFile" str, str, int
; res = SfpVerifyFile(pszFileName, pszError, dwErrSize)
; pszFileName : LPCSTR -> "str"
; pszError : LPSTR -> "str"
; dwErrSize : DWORD -> "int"
; BOOL SfpVerifyFile(LPCSTR pszFileName, LPSTR pszError, DWORD dwErrSize)
#uselib "sfc.dll"
#cfunc global SfpVerifyFile "SfpVerifyFile" str, str, int
; res = SfpVerifyFile(pszFileName, pszError, dwErrSize)
; pszFileName : LPCSTR -> "str"
; pszError : LPSTR -> "str"
; dwErrSize : DWORD -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	sfc = windows.NewLazySystemDLL("sfc.dll")
	procSfpVerifyFile = sfc.NewProc("SfpVerifyFile")
)

// pszFileName (LPCSTR), pszError (LPSTR), dwErrSize (DWORD)
r1, _, err := procSfpVerifyFile.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszFileName))),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszError))),
	uintptr(dwErrSize),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function SfpVerifyFile(
  pszFileName: PAnsiChar;   // LPCSTR
  pszError: PAnsiChar;   // LPSTR
  dwErrSize: DWORD   // DWORD
): BOOL; stdcall;
  external 'sfc.dll' name 'SfpVerifyFile';
result := DllCall("sfc\SfpVerifyFile"
    , "AStr", pszFileName   ; LPCSTR
    , "AStr", pszError   ; LPSTR
    , "UInt", dwErrSize   ; DWORD
    , "Int")   ; return: BOOL
●SfpVerifyFile(pszFileName, pszError, dwErrSize) = DLL("sfc.dll", "bool SfpVerifyFile(char*, char*, dword)")
# 呼び出し: SfpVerifyFile(pszFileName, pszError, dwErrSize)
# pszFileName : LPCSTR -> "char*"
# pszError : LPSTR -> "char*"
# dwErrSize : DWORD -> "dword"
# 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)。