NetShareCheck

// NETAPI32.dll
#include <windows.h>

DWORD NetShareCheck(
    LPWSTR servername,   // optional
    LPWSTR device,
    DWORD* type
);

<DllImport("NETAPI32.dll", ExactSpelling:=True)>
Public Shared Function NetShareCheck(
    <MarshalAs(UnmanagedType.LPWStr)> servername As String,   ' LPWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> device As String,   ' LPWSTR
    <Out> ByRef type As UInteger   ' DWORD* out
) As UInteger
End Function

' servername : LPWSTR optional
' device : LPWSTR
' type : DWORD* out
Declare PtrSafe Function NetShareCheck Lib "netapi32" ( _
    ByVal servername As LongPtr, _
    ByVal device As LongPtr, _
    ByRef type 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

NetShareCheck = ctypes.windll.netapi32.NetShareCheck
NetShareCheck.restype = wintypes.DWORD
NetShareCheck.argtypes = [
    wintypes.LPCWSTR,  # servername : LPWSTR optional
    wintypes.LPCWSTR,  # device : LPWSTR
    ctypes.POINTER(wintypes.DWORD),  # type : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NETAPI32.dll')
NetShareCheck = Fiddle::Function.new(
  lib['NetShareCheck'],
  [
    Fiddle::TYPE_VOIDP,  # servername : LPWSTR optional
    Fiddle::TYPE_VOIDP,  # device : LPWSTR
    Fiddle::TYPE_VOIDP,  # type : DWORD* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "netapi32")]
extern "system" {
    fn NetShareCheck(
        servername: *mut u16,  // LPWSTR optional
        device: *mut u16,  // LPWSTR
        type: *mut u32  // DWORD* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NETAPI32.dll")]
public static extern uint NetShareCheck([MarshalAs(UnmanagedType.LPWStr)] string servername, [MarshalAs(UnmanagedType.LPWStr)] string device, out uint type);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NETAPI32_NetShareCheck' -Namespace Win32 -PassThru
# $api::NetShareCheck(servername, device, type)

#uselib "NETAPI32.dll"
#func global NetShareCheck "NetShareCheck" sptr, sptr, sptr
; NetShareCheck servername, device, varptr(type)   ; 戻り値は stat
; servername : LPWSTR optional -> "sptr"
; device : LPWSTR -> "sptr"
; type : DWORD* 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。

#uselib "NETAPI32.dll"
#cfunc global NetShareCheck "NetShareCheck" wstr, wstr, var
; res = NetShareCheck(servername, device, type)
; servername : LPWSTR optional -> "wstr"
; device : LPWSTR -> "wstr"
; type : DWORD* 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。

; DWORD NetShareCheck(LPWSTR servername, LPWSTR device, DWORD* type)
#uselib "NETAPI32.dll"
#cfunc global NetShareCheck "NetShareCheck" wstr, wstr, var
; res = NetShareCheck(servername, device, type)
; servername : LPWSTR optional -> "wstr"
; device : LPWSTR -> "wstr"
; type : DWORD* 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 (
	netapi32 = windows.NewLazySystemDLL("NETAPI32.dll")
	procNetShareCheck = netapi32.NewProc("NetShareCheck")
)

// servername (LPWSTR optional), device (LPWSTR), type (DWORD* out)
r1, _, err := procNetShareCheck.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(servername))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(device))),
	uintptr(type),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function NetShareCheck(
  servername: PWideChar;   // LPWSTR optional
  device: PWideChar;   // LPWSTR
  type: Pointer   // DWORD* out
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'NetShareCheck';

result := DllCall("NETAPI32\NetShareCheck"
    , "WStr", servername   ; LPWSTR optional
    , "WStr", device   ; LPWSTR
    , "Ptr", type   ; DWORD* out
    , "UInt")   ; return: DWORD

●NetShareCheck(servername, device, type) = DLL("NETAPI32.dll", "dword NetShareCheck(char*, char*, void*)")
# 呼び出し: NetShareCheck(servername, device, type)
# servername : LPWSTR optional -> "char*"
# device : LPWSTR -> "char*"
# type : DWORD* 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)。