lineGetDevCapsW

関数

指定した回線デバイスの機能や能力を取得する(Unicode版)。

DLLTAPI32.dll文字セットUnicode (-W)呼出規約winapi

シグネチャ

// TAPI32.dll  (Unicode / -W)
#include <windows.h>

INT lineGetDevCapsW(
    DWORD hLineApp,
    DWORD dwDeviceID,
    DWORD dwAPIVersion,
    DWORD dwExtVersion,
    LINEDEVCAPS* lpLineDevCaps
);

パラメーター

名前	型	方向
hLineApp	DWORD	in
dwDeviceID	DWORD	in
dwAPIVersion	DWORD	in
dwExtVersion	DWORD	in
lpLineDevCaps	LINEDEVCAPS*	inout

戻り値の型: INT

各言語での呼び出し定義

// TAPI32.dll  (Unicode / -W)
#include <windows.h>

INT lineGetDevCapsW(
    DWORD hLineApp,
    DWORD dwDeviceID,
    DWORD dwAPIVersion,
    DWORD dwExtVersion,
    LINEDEVCAPS* lpLineDevCaps
);

[DllImport("TAPI32.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
static extern int lineGetDevCapsW(
    uint hLineApp,   // DWORD
    uint dwDeviceID,   // DWORD
    uint dwAPIVersion,   // DWORD
    uint dwExtVersion,   // DWORD
    IntPtr lpLineDevCaps   // LINEDEVCAPS* in/out
);

<DllImport("TAPI32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function lineGetDevCapsW(
    hLineApp As UInteger,   ' DWORD
    dwDeviceID As UInteger,   ' DWORD
    dwAPIVersion As UInteger,   ' DWORD
    dwExtVersion As UInteger,   ' DWORD
    lpLineDevCaps As IntPtr   ' LINEDEVCAPS* in/out
) As Integer
End Function

' hLineApp : DWORD
' dwDeviceID : DWORD
' dwAPIVersion : DWORD
' dwExtVersion : DWORD
' lpLineDevCaps : LINEDEVCAPS* in/out
Declare PtrSafe Function lineGetDevCapsW Lib "tapi32" ( _
    ByVal hLineApp As Long, _
    ByVal dwDeviceID As Long, _
    ByVal dwAPIVersion As Long, _
    ByVal dwExtVersion As Long, _
    ByVal lpLineDevCaps 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

lineGetDevCapsW = ctypes.windll.tapi32.lineGetDevCapsW
lineGetDevCapsW.restype = ctypes.c_int
lineGetDevCapsW.argtypes = [
    wintypes.DWORD,  # hLineApp : DWORD
    wintypes.DWORD,  # dwDeviceID : DWORD
    wintypes.DWORD,  # dwAPIVersion : DWORD
    wintypes.DWORD,  # dwExtVersion : DWORD
    ctypes.c_void_p,  # lpLineDevCaps : LINEDEVCAPS* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('TAPI32.dll')
lineGetDevCapsW = Fiddle::Function.new(
  lib['lineGetDevCapsW'],
  [
    -Fiddle::TYPE_INT,  # hLineApp : DWORD
    -Fiddle::TYPE_INT,  # dwDeviceID : DWORD
    -Fiddle::TYPE_INT,  # dwAPIVersion : DWORD
    -Fiddle::TYPE_INT,  # dwExtVersion : DWORD
    Fiddle::TYPE_VOIDP,  # lpLineDevCaps : LINEDEVCAPS* in/out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "tapi32")]
extern "system" {
    fn lineGetDevCapsW(
        hLineApp: u32,  // DWORD
        dwDeviceID: u32,  // DWORD
        dwAPIVersion: u32,  // DWORD
        dwExtVersion: u32,  // DWORD
        lpLineDevCaps: *mut LINEDEVCAPS  // LINEDEVCAPS* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("TAPI32.dll", CharSet = CharSet.Unicode)]
public static extern int lineGetDevCapsW(uint hLineApp, uint dwDeviceID, uint dwAPIVersion, uint dwExtVersion, IntPtr lpLineDevCaps);
"@
$api = Add-Type -MemberDefinition $sig -Name 'TAPI32_lineGetDevCapsW' -Namespace Win32 -PassThru
# $api::lineGetDevCapsW(hLineApp, dwDeviceID, dwAPIVersion, dwExtVersion, lpLineDevCaps)

#uselib "TAPI32.dll"
#func global lineGetDevCapsW "lineGetDevCapsW" wptr, wptr, wptr, wptr, wptr
; lineGetDevCapsW hLineApp, dwDeviceID, dwAPIVersion, dwExtVersion, varptr(lpLineDevCaps)   ; 戻り値は stat
; hLineApp : DWORD -> "wptr"
; dwDeviceID : DWORD -> "wptr"
; dwAPIVersion : DWORD -> "wptr"
; dwExtVersion : DWORD -> "wptr"
; lpLineDevCaps : LINEDEVCAPS* in/out -> "wptr"
; ※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 "TAPI32.dll"
#cfunc global lineGetDevCapsW "lineGetDevCapsW" int, int, int, int, var
; res = lineGetDevCapsW(hLineApp, dwDeviceID, dwAPIVersion, dwExtVersion, lpLineDevCaps)
; hLineApp : DWORD -> "int"
; dwDeviceID : DWORD -> "int"
; dwAPIVersion : DWORD -> "int"
; dwExtVersion : DWORD -> "int"
; lpLineDevCaps : LINEDEVCAPS* in/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 "TAPI32.dll"
#cfunc global lineGetDevCapsW "lineGetDevCapsW" int, int, int, int, sptr
; res = lineGetDevCapsW(hLineApp, dwDeviceID, dwAPIVersion, dwExtVersion, varptr(lpLineDevCaps))
; hLineApp : DWORD -> "int"
; dwDeviceID : DWORD -> "int"
; dwAPIVersion : DWORD -> "int"
; dwExtVersion : DWORD -> "int"
; lpLineDevCaps : LINEDEVCAPS* in/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:

; INT lineGetDevCapsW(DWORD hLineApp, DWORD dwDeviceID, DWORD dwAPIVersion, DWORD dwExtVersion, LINEDEVCAPS* lpLineDevCaps)
#uselib "TAPI32.dll"
#cfunc global lineGetDevCapsW "lineGetDevCapsW" int, int, int, int, var
; res = lineGetDevCapsW(hLineApp, dwDeviceID, dwAPIVersion, dwExtVersion, lpLineDevCaps)
; hLineApp : DWORD -> "int"
; dwDeviceID : DWORD -> "int"
; dwAPIVersion : DWORD -> "int"
; dwExtVersion : DWORD -> "int"
; lpLineDevCaps : LINEDEVCAPS* in/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。; INT lineGetDevCapsW(DWORD hLineApp, DWORD dwDeviceID, DWORD dwAPIVersion, DWORD dwExtVersion, LINEDEVCAPS* lpLineDevCaps)
#uselib "TAPI32.dll"
#cfunc global lineGetDevCapsW "lineGetDevCapsW" int, int, int, int, intptr
; res = lineGetDevCapsW(hLineApp, dwDeviceID, dwAPIVersion, dwExtVersion, varptr(lpLineDevCaps))
; hLineApp : DWORD -> "int"
; dwDeviceID : DWORD -> "int"
; dwAPIVersion : DWORD -> "int"
; dwExtVersion : DWORD -> "int"
; lpLineDevCaps : LINEDEVCAPS* in/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 (
	tapi32 = windows.NewLazySystemDLL("TAPI32.dll")
	proclineGetDevCapsW = tapi32.NewProc("lineGetDevCapsW")
)

// hLineApp (DWORD), dwDeviceID (DWORD), dwAPIVersion (DWORD), dwExtVersion (DWORD), lpLineDevCaps (LINEDEVCAPS* in/out)
r1, _, err := proclineGetDevCapsW.Call(
	uintptr(hLineApp),
	uintptr(dwDeviceID),
	uintptr(dwAPIVersion),
	uintptr(dwExtVersion),
	uintptr(lpLineDevCaps),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function lineGetDevCapsW(
  hLineApp: DWORD;   // DWORD
  dwDeviceID: DWORD;   // DWORD
  dwAPIVersion: DWORD;   // DWORD
  dwExtVersion: DWORD;   // DWORD
  lpLineDevCaps: Pointer   // LINEDEVCAPS* in/out
): Integer; stdcall;
  external 'TAPI32.dll' name 'lineGetDevCapsW';

result := DllCall("TAPI32\lineGetDevCapsW"
    , "UInt", hLineApp   ; DWORD
    , "UInt", dwDeviceID   ; DWORD
    , "UInt", dwAPIVersion   ; DWORD
    , "UInt", dwExtVersion   ; DWORD
    , "Ptr", lpLineDevCaps   ; LINEDEVCAPS* in/out
    , "Int")   ; return: INT

●lineGetDevCapsW(hLineApp, dwDeviceID, dwAPIVersion, dwExtVersion, lpLineDevCaps) = DLL("TAPI32.dll", "int lineGetDevCapsW(dword, dword, dword, dword, void*)")
# 呼び出し: lineGetDevCapsW(hLineApp, dwDeviceID, dwAPIVersion, dwExtVersion, lpLineDevCaps)
# hLineApp : DWORD -> "dword"
# dwDeviceID : DWORD -> "dword"
# dwAPIVersion : DWORD -> "dword"
# dwExtVersion : DWORD -> "dword"
# lpLineDevCaps : LINEDEVCAPS* in/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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。