SnmpUtilVarBindCpy

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

INT SnmpUtilVarBindCpy(
    SnmpVarBind* pVbDst,
    SnmpVarBind* pVbSrc
);

<DllImport("snmpapi.dll", ExactSpelling:=True)>
Public Shared Function SnmpUtilVarBindCpy(
    pVbDst As IntPtr,   ' SnmpVarBind* in/out
    pVbSrc As IntPtr   ' SnmpVarBind* in/out
) As Integer
End Function

' pVbDst : SnmpVarBind* in/out
' pVbSrc : SnmpVarBind* in/out
Declare PtrSafe Function SnmpUtilVarBindCpy Lib "snmpapi" ( _
    ByVal pVbDst As LongPtr, _
    ByVal pVbSrc 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

SnmpUtilVarBindCpy = ctypes.windll.snmpapi.SnmpUtilVarBindCpy
SnmpUtilVarBindCpy.restype = ctypes.c_int
SnmpUtilVarBindCpy.argtypes = [
    ctypes.c_void_p,  # pVbDst : SnmpVarBind* in/out
    ctypes.c_void_p,  # pVbSrc : SnmpVarBind* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('snmpapi.dll')
SnmpUtilVarBindCpy = Fiddle::Function.new(
  lib['SnmpUtilVarBindCpy'],
  [
    Fiddle::TYPE_VOIDP,  # pVbDst : SnmpVarBind* in/out
    Fiddle::TYPE_VOIDP,  # pVbSrc : SnmpVarBind* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "snmpapi")]
extern "system" {
    fn SnmpUtilVarBindCpy(
        pVbDst: *mut SnmpVarBind,  // SnmpVarBind* in/out
        pVbSrc: *mut SnmpVarBind  // SnmpVarBind* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("snmpapi.dll")]
public static extern int SnmpUtilVarBindCpy(IntPtr pVbDst, IntPtr pVbSrc);
"@
$api = Add-Type -MemberDefinition $sig -Name 'snmpapi_SnmpUtilVarBindCpy' -Namespace Win32 -PassThru
# $api::SnmpUtilVarBindCpy(pVbDst, pVbSrc)

#uselib "snmpapi.dll"
#func global SnmpUtilVarBindCpy "SnmpUtilVarBindCpy" sptr, sptr
; SnmpUtilVarBindCpy varptr(pVbDst), varptr(pVbSrc)   ; 戻り値は stat
; pVbDst : SnmpVarBind* in/out -> "sptr"
; pVbSrc : SnmpVarBind* in/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 "snmpapi.dll"
#cfunc global SnmpUtilVarBindCpy "SnmpUtilVarBindCpy" var, var
; res = SnmpUtilVarBindCpy(pVbDst, pVbSrc)
; pVbDst : SnmpVarBind* in/out -> "var"
; pVbSrc : SnmpVarBind* 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 SnmpUtilVarBindCpy(SnmpVarBind* pVbDst, SnmpVarBind* pVbSrc)
#uselib "snmpapi.dll"
#cfunc global SnmpUtilVarBindCpy "SnmpUtilVarBindCpy" var, var
; res = SnmpUtilVarBindCpy(pVbDst, pVbSrc)
; pVbDst : SnmpVarBind* in/out -> "var"
; pVbSrc : SnmpVarBind* 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。

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

var (
	snmpapi = windows.NewLazySystemDLL("snmpapi.dll")
	procSnmpUtilVarBindCpy = snmpapi.NewProc("SnmpUtilVarBindCpy")
)

// pVbDst (SnmpVarBind* in/out), pVbSrc (SnmpVarBind* in/out)
r1, _, err := procSnmpUtilVarBindCpy.Call(
	uintptr(pVbDst),
	uintptr(pVbSrc),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function SnmpUtilVarBindCpy(
  pVbDst: Pointer;   // SnmpVarBind* in/out
  pVbSrc: Pointer   // SnmpVarBind* in/out
): Integer; stdcall;
  external 'snmpapi.dll' name 'SnmpUtilVarBindCpy';

result := DllCall("snmpapi\SnmpUtilVarBindCpy"
    , "Ptr", pVbDst   ; SnmpVarBind* in/out
    , "Ptr", pVbSrc   ; SnmpVarBind* in/out
    , "Int")   ; return: INT

●SnmpUtilVarBindCpy(pVbDst, pVbSrc) = DLL("snmpapi.dll", "int SnmpUtilVarBindCpy(void*, void*)")
# 呼び出し: SnmpUtilVarBindCpy(pVbDst, pVbSrc)
# pVbDst : SnmpVarBind* in/out -> "void*"
# pVbSrc : SnmpVarBind* 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)。