tapiRequestMakeCallW

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

INT tapiRequestMakeCallW(
    LPCWSTR lpszDestAddress,
    LPCWSTR lpszAppName,
    LPCWSTR lpszCalledParty,
    LPCWSTR lpszComment
);

<DllImport("TAPI32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function tapiRequestMakeCallW(
    <MarshalAs(UnmanagedType.LPWStr)> lpszDestAddress As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpszAppName As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpszCalledParty As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpszComment As String   ' LPCWSTR
) As Integer
End Function

' lpszDestAddress : LPCWSTR
' lpszAppName : LPCWSTR
' lpszCalledParty : LPCWSTR
' lpszComment : LPCWSTR
Declare PtrSafe Function tapiRequestMakeCallW Lib "tapi32" ( _
    ByVal lpszDestAddress As LongPtr, _
    ByVal lpszAppName As LongPtr, _
    ByVal lpszCalledParty As LongPtr, _
    ByVal lpszComment 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

tapiRequestMakeCallW = ctypes.windll.tapi32.tapiRequestMakeCallW
tapiRequestMakeCallW.restype = ctypes.c_int
tapiRequestMakeCallW.argtypes = [
    wintypes.LPCWSTR,  # lpszDestAddress : LPCWSTR
    wintypes.LPCWSTR,  # lpszAppName : LPCWSTR
    wintypes.LPCWSTR,  # lpszCalledParty : LPCWSTR
    wintypes.LPCWSTR,  # lpszComment : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('TAPI32.dll')
tapiRequestMakeCallW = Fiddle::Function.new(
  lib['tapiRequestMakeCallW'],
  [
    Fiddle::TYPE_VOIDP,  # lpszDestAddress : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpszAppName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpszCalledParty : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpszComment : LPCWSTR
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "tapi32")]
extern "system" {
    fn tapiRequestMakeCallW(
        lpszDestAddress: *const u16,  // LPCWSTR
        lpszAppName: *const u16,  // LPCWSTR
        lpszCalledParty: *const u16,  // LPCWSTR
        lpszComment: *const u16  // LPCWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("TAPI32.dll", CharSet = CharSet.Unicode)]
public static extern int tapiRequestMakeCallW([MarshalAs(UnmanagedType.LPWStr)] string lpszDestAddress, [MarshalAs(UnmanagedType.LPWStr)] string lpszAppName, [MarshalAs(UnmanagedType.LPWStr)] string lpszCalledParty, [MarshalAs(UnmanagedType.LPWStr)] string lpszComment);
"@
$api = Add-Type -MemberDefinition $sig -Name 'TAPI32_tapiRequestMakeCallW' -Namespace Win32 -PassThru
# $api::tapiRequestMakeCallW(lpszDestAddress, lpszAppName, lpszCalledParty, lpszComment)

#uselib "TAPI32.dll"
#func global tapiRequestMakeCallW "tapiRequestMakeCallW" wptr, wptr, wptr, wptr
; tapiRequestMakeCallW lpszDestAddress, lpszAppName, lpszCalledParty, lpszComment   ; 戻り値は stat
; lpszDestAddress : LPCWSTR -> "wptr"
; lpszAppName : LPCWSTR -> "wptr"
; lpszCalledParty : LPCWSTR -> "wptr"
; lpszComment : LPCWSTR -> "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。

#uselib "TAPI32.dll"
#cfunc global tapiRequestMakeCallW "tapiRequestMakeCallW" wstr, wstr, wstr, wstr
; res = tapiRequestMakeCallW(lpszDestAddress, lpszAppName, lpszCalledParty, lpszComment)
; lpszDestAddress : LPCWSTR -> "wstr"
; lpszAppName : LPCWSTR -> "wstr"
; lpszCalledParty : LPCWSTR -> "wstr"
; lpszComment : LPCWSTR -> "wstr"

; INT tapiRequestMakeCallW(LPCWSTR lpszDestAddress, LPCWSTR lpszAppName, LPCWSTR lpszCalledParty, LPCWSTR lpszComment)
#uselib "TAPI32.dll"
#cfunc global tapiRequestMakeCallW "tapiRequestMakeCallW" wstr, wstr, wstr, wstr
; res = tapiRequestMakeCallW(lpszDestAddress, lpszAppName, lpszCalledParty, lpszComment)
; lpszDestAddress : LPCWSTR -> "wstr"
; lpszAppName : LPCWSTR -> "wstr"
; lpszCalledParty : LPCWSTR -> "wstr"
; lpszComment : LPCWSTR -> "wstr"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	tapi32 = windows.NewLazySystemDLL("TAPI32.dll")
	proctapiRequestMakeCallW = tapi32.NewProc("tapiRequestMakeCallW")
)

// lpszDestAddress (LPCWSTR), lpszAppName (LPCWSTR), lpszCalledParty (LPCWSTR), lpszComment (LPCWSTR)
r1, _, err := proctapiRequestMakeCallW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszDestAddress))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszAppName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszCalledParty))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszComment))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function tapiRequestMakeCallW(
  lpszDestAddress: PWideChar;   // LPCWSTR
  lpszAppName: PWideChar;   // LPCWSTR
  lpszCalledParty: PWideChar;   // LPCWSTR
  lpszComment: PWideChar   // LPCWSTR
): Integer; stdcall;
  external 'TAPI32.dll' name 'tapiRequestMakeCallW';

result := DllCall("TAPI32\tapiRequestMakeCallW"
    , "WStr", lpszDestAddress   ; LPCWSTR
    , "WStr", lpszAppName   ; LPCWSTR
    , "WStr", lpszCalledParty   ; LPCWSTR
    , "WStr", lpszComment   ; LPCWSTR
    , "Int")   ; return: INT

●tapiRequestMakeCallW(lpszDestAddress, lpszAppName, lpszCalledParty, lpszComment) = DLL("TAPI32.dll", "int tapiRequestMakeCallW(char*, char*, char*, char*)")
# 呼び出し: tapiRequestMakeCallW(lpszDestAddress, lpszAppName, lpszCalledParty, lpszComment)
# lpszDestAddress : LPCWSTR -> "char*"
# lpszAppName : LPCWSTR -> "char*"
# lpszCalledParty : LPCWSTR -> "char*"
# lpszComment : 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。