MultinetGetConnectionPerformanceA

// MPR.dll  (ANSI / -A)
#include <windows.h>

DWORD MultinetGetConnectionPerformanceA(
    NETRESOURCEA* lpNetResource,
    NETCONNECTINFOSTRUCT* lpNetConnectInfoStruct
);

<DllImport("MPR.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function MultinetGetConnectionPerformanceA(
    lpNetResource As IntPtr,   ' NETRESOURCEA*
    lpNetConnectInfoStruct As IntPtr   ' NETCONNECTINFOSTRUCT* out
) As UInteger
End Function

' lpNetResource : NETRESOURCEA*
' lpNetConnectInfoStruct : NETCONNECTINFOSTRUCT* out
Declare PtrSafe Function MultinetGetConnectionPerformanceA Lib "mpr" ( _
    ByVal lpNetResource As LongPtr, _
    ByVal lpNetConnectInfoStruct 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

MultinetGetConnectionPerformanceA = ctypes.windll.mpr.MultinetGetConnectionPerformanceA
MultinetGetConnectionPerformanceA.restype = wintypes.DWORD
MultinetGetConnectionPerformanceA.argtypes = [
    ctypes.c_void_p,  # lpNetResource : NETRESOURCEA*
    ctypes.c_void_p,  # lpNetConnectInfoStruct : NETCONNECTINFOSTRUCT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MPR.dll')
MultinetGetConnectionPerformanceA = Fiddle::Function.new(
  lib['MultinetGetConnectionPerformanceA'],
  [
    Fiddle::TYPE_VOIDP,  # lpNetResource : NETRESOURCEA*
    Fiddle::TYPE_VOIDP,  # lpNetConnectInfoStruct : NETCONNECTINFOSTRUCT* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "mpr")]
extern "system" {
    fn MultinetGetConnectionPerformanceA(
        lpNetResource: *mut NETRESOURCEA,  // NETRESOURCEA*
        lpNetConnectInfoStruct: *mut NETCONNECTINFOSTRUCT  // NETCONNECTINFOSTRUCT* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MPR.dll", CharSet = CharSet.Ansi)]
public static extern uint MultinetGetConnectionPerformanceA(IntPtr lpNetResource, IntPtr lpNetConnectInfoStruct);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MPR_MultinetGetConnectionPerformanceA' -Namespace Win32 -PassThru
# $api::MultinetGetConnectionPerformanceA(lpNetResource, lpNetConnectInfoStruct)

#uselib "MPR.dll"
#func global MultinetGetConnectionPerformanceA "MultinetGetConnectionPerformanceA" sptr, sptr
; MultinetGetConnectionPerformanceA varptr(lpNetResource), varptr(lpNetConnectInfoStruct)   ; 戻り値は stat
; lpNetResource : NETRESOURCEA* -> "sptr"
; lpNetConnectInfoStruct : NETCONNECTINFOSTRUCT* 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 "MPR.dll"
#cfunc global MultinetGetConnectionPerformanceA "MultinetGetConnectionPerformanceA" var, var
; res = MultinetGetConnectionPerformanceA(lpNetResource, lpNetConnectInfoStruct)
; lpNetResource : NETRESOURCEA* -> "var"
; lpNetConnectInfoStruct : NETCONNECTINFOSTRUCT* 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 MultinetGetConnectionPerformanceA(NETRESOURCEA* lpNetResource, NETCONNECTINFOSTRUCT* lpNetConnectInfoStruct)
#uselib "MPR.dll"
#cfunc global MultinetGetConnectionPerformanceA "MultinetGetConnectionPerformanceA" var, var
; res = MultinetGetConnectionPerformanceA(lpNetResource, lpNetConnectInfoStruct)
; lpNetResource : NETRESOURCEA* -> "var"
; lpNetConnectInfoStruct : NETCONNECTINFOSTRUCT* 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 (
	mpr = windows.NewLazySystemDLL("MPR.dll")
	procMultinetGetConnectionPerformanceA = mpr.NewProc("MultinetGetConnectionPerformanceA")
)

// lpNetResource (NETRESOURCEA*), lpNetConnectInfoStruct (NETCONNECTINFOSTRUCT* out)
r1, _, err := procMultinetGetConnectionPerformanceA.Call(
	uintptr(lpNetResource),
	uintptr(lpNetConnectInfoStruct),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function MultinetGetConnectionPerformanceA(
  lpNetResource: Pointer;   // NETRESOURCEA*
  lpNetConnectInfoStruct: Pointer   // NETCONNECTINFOSTRUCT* out
): DWORD; stdcall;
  external 'MPR.dll' name 'MultinetGetConnectionPerformanceA';

result := DllCall("MPR\MultinetGetConnectionPerformanceA"
    , "Ptr", lpNetResource   ; NETRESOURCEA*
    , "Ptr", lpNetConnectInfoStruct   ; NETCONNECTINFOSTRUCT* out
    , "UInt")   ; return: DWORD

●MultinetGetConnectionPerformanceA(lpNetResource, lpNetConnectInfoStruct) = DLL("MPR.dll", "dword MultinetGetConnectionPerformanceA(void*, void*)")
# 呼び出し: MultinetGetConnectionPerformanceA(lpNetResource, lpNetConnectInfoStruct)
# lpNetResource : NETRESOURCEA* -> "void*"
# lpNetConnectInfoStruct : NETCONNECTINFOSTRUCT* 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)。