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SetupFindNextLine

関数

INFセクション内の現在の行の次の行へ移動する。

DLLSETUPAPI.dll呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

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

BOOL SetupFindNextLine(
    INFCONTEXT* ContextIn,
    INFCONTEXT* ContextOut
);

パラメーター

名前	型	方向
ContextIn	INFCONTEXT*	in
ContextOut	INFCONTEXT*	out

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL SetupFindNextLine(
    INFCONTEXT* ContextIn,
    INFCONTEXT* ContextOut
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SETUPAPI.dll", SetLastError = true, ExactSpelling = true)]
static extern bool SetupFindNextLine(
    IntPtr ContextIn,   // INFCONTEXT*
    IntPtr ContextOut   // INFCONTEXT* out
);

<DllImport("SETUPAPI.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetupFindNextLine(
    ContextIn As IntPtr,   ' INFCONTEXT*
    ContextOut As IntPtr   ' INFCONTEXT* out
) As Boolean
End Function

' ContextIn : INFCONTEXT*
' ContextOut : INFCONTEXT* out
Declare PtrSafe Function SetupFindNextLine Lib "setupapi" ( _
    ByVal ContextIn As LongPtr, _
    ByVal ContextOut 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

SetupFindNextLine = ctypes.windll.setupapi.SetupFindNextLine
SetupFindNextLine.restype = wintypes.BOOL
SetupFindNextLine.argtypes = [
    ctypes.c_void_p,  # ContextIn : INFCONTEXT*
    ctypes.c_void_p,  # ContextOut : INFCONTEXT* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SETUPAPI.dll')
SetupFindNextLine = Fiddle::Function.new(
  lib['SetupFindNextLine'],
  [
    Fiddle::TYPE_VOIDP,  # ContextIn : INFCONTEXT*
    Fiddle::TYPE_VOIDP,  # ContextOut : INFCONTEXT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "setupapi")]
extern "system" {
    fn SetupFindNextLine(
        ContextIn: *mut INFCONTEXT,  // INFCONTEXT*
        ContextOut: *mut INFCONTEXT  // INFCONTEXT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SETUPAPI.dll", SetLastError = true)]
public static extern bool SetupFindNextLine(IntPtr ContextIn, IntPtr ContextOut);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SETUPAPI_SetupFindNextLine' -Namespace Win32 -PassThru
# $api::SetupFindNextLine(ContextIn, ContextOut)

#uselib "SETUPAPI.dll"
#func global SetupFindNextLine "SetupFindNextLine" sptr, sptr
; SetupFindNextLine varptr(ContextIn), varptr(ContextOut)   ; 戻り値は stat
; ContextIn : INFCONTEXT* -> "sptr"
; ContextOut : INFCONTEXT* 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 "SETUPAPI.dll"
#cfunc global SetupFindNextLine "SetupFindNextLine" var, var
; res = SetupFindNextLine(ContextIn, ContextOut)
; ContextIn : INFCONTEXT* -> "var"
; ContextOut : INFCONTEXT* 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。#uselib "SETUPAPI.dll"
#cfunc global SetupFindNextLine "SetupFindNextLine" sptr, sptr
; res = SetupFindNextLine(varptr(ContextIn), varptr(ContextOut))
; ContextIn : INFCONTEXT* -> "sptr"
; ContextOut : INFCONTEXT* 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))。

出力引数:

; BOOL SetupFindNextLine(INFCONTEXT* ContextIn, INFCONTEXT* ContextOut)
#uselib "SETUPAPI.dll"
#cfunc global SetupFindNextLine "SetupFindNextLine" var, var
; res = SetupFindNextLine(ContextIn, ContextOut)
; ContextIn : INFCONTEXT* -> "var"
; ContextOut : INFCONTEXT* 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。; BOOL SetupFindNextLine(INFCONTEXT* ContextIn, INFCONTEXT* ContextOut)
#uselib "SETUPAPI.dll"
#cfunc global SetupFindNextLine "SetupFindNextLine" intptr, intptr
; res = SetupFindNextLine(varptr(ContextIn), varptr(ContextOut))
; ContextIn : INFCONTEXT* -> "intptr"
; ContextOut : INFCONTEXT* 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 (
	setupapi = windows.NewLazySystemDLL("SETUPAPI.dll")
	procSetupFindNextLine = setupapi.NewProc("SetupFindNextLine")
)

// ContextIn (INFCONTEXT*), ContextOut (INFCONTEXT* out)
r1, _, err := procSetupFindNextLine.Call(
	uintptr(ContextIn),
	uintptr(ContextOut),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetupFindNextLine(
  ContextIn: Pointer;   // INFCONTEXT*
  ContextOut: Pointer   // INFCONTEXT* out
): BOOL; stdcall;
  external 'SETUPAPI.dll' name 'SetupFindNextLine';

result := DllCall("SETUPAPI\SetupFindNextLine"
    , "Ptr", ContextIn   ; INFCONTEXT*
    , "Ptr", ContextOut   ; INFCONTEXT* out
    , "Int")   ; return: BOOL

●SetupFindNextLine(ContextIn, ContextOut) = DLL("SETUPAPI.dll", "bool SetupFindNextLine(void*, void*)")
# 呼び出し: SetupFindNextLine(ContextIn, ContextOut)
# ContextIn : INFCONTEXT* -> "void*"
# ContextOut : INFCONTEXT* 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)。