SnmpUtilVarBindListCpy

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

INT SnmpUtilVarBindListCpy(
    SnmpVarBindList* pVblDst,
    SnmpVarBindList* pVblSrc
);

<DllImport("snmpapi.dll", ExactSpelling:=True)>
Public Shared Function SnmpUtilVarBindListCpy(
    pVblDst As IntPtr,   ' SnmpVarBindList* in/out
    pVblSrc As IntPtr   ' SnmpVarBindList* in/out
) As Integer
End Function

' pVblDst : SnmpVarBindList* in/out
' pVblSrc : SnmpVarBindList* in/out
Declare PtrSafe Function SnmpUtilVarBindListCpy Lib "snmpapi" ( _
    ByVal pVblDst As LongPtr, _
    ByVal pVblSrc 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

SnmpUtilVarBindListCpy = ctypes.windll.snmpapi.SnmpUtilVarBindListCpy
SnmpUtilVarBindListCpy.restype = ctypes.c_int
SnmpUtilVarBindListCpy.argtypes = [
    ctypes.c_void_p,  # pVblDst : SnmpVarBindList* in/out
    ctypes.c_void_p,  # pVblSrc : SnmpVarBindList* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('snmpapi.dll')
SnmpUtilVarBindListCpy = Fiddle::Function.new(
  lib['SnmpUtilVarBindListCpy'],
  [
    Fiddle::TYPE_VOIDP,  # pVblDst : SnmpVarBindList* in/out
    Fiddle::TYPE_VOIDP,  # pVblSrc : SnmpVarBindList* in/out
  ],
  Fiddle::TYPE_INT)

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

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

#uselib "snmpapi.dll"
#func global SnmpUtilVarBindListCpy "SnmpUtilVarBindListCpy" sptr, sptr
; SnmpUtilVarBindListCpy varptr(pVblDst), varptr(pVblSrc)   ; 戻り値は stat
; pVblDst : SnmpVarBindList* in/out -> "sptr"
; pVblSrc : SnmpVarBindList* 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 SnmpUtilVarBindListCpy "SnmpUtilVarBindListCpy" var, var
; res = SnmpUtilVarBindListCpy(pVblDst, pVblSrc)
; pVblDst : SnmpVarBindList* in/out -> "var"
; pVblSrc : SnmpVarBindList* 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 SnmpUtilVarBindListCpy(SnmpVarBindList* pVblDst, SnmpVarBindList* pVblSrc)
#uselib "snmpapi.dll"
#cfunc global SnmpUtilVarBindListCpy "SnmpUtilVarBindListCpy" var, var
; res = SnmpUtilVarBindListCpy(pVblDst, pVblSrc)
; pVblDst : SnmpVarBindList* in/out -> "var"
; pVblSrc : SnmpVarBindList* 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")
	procSnmpUtilVarBindListCpy = snmpapi.NewProc("SnmpUtilVarBindListCpy")
)

// pVblDst (SnmpVarBindList* in/out), pVblSrc (SnmpVarBindList* in/out)
r1, _, err := procSnmpUtilVarBindListCpy.Call(
	uintptr(pVblDst),
	uintptr(pVblSrc),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function SnmpUtilVarBindListCpy(
  pVblDst: Pointer;   // SnmpVarBindList* in/out
  pVblSrc: Pointer   // SnmpVarBindList* in/out
): Integer; stdcall;
  external 'snmpapi.dll' name 'SnmpUtilVarBindListCpy';

result := DllCall("snmpapi\SnmpUtilVarBindListCpy"
    , "Ptr", pVblDst   ; SnmpVarBindList* in/out
    , "Ptr", pVblSrc   ; SnmpVarBindList* in/out
    , "Int")   ; return: INT

●SnmpUtilVarBindListCpy(pVblDst, pVblSrc) = DLL("snmpapi.dll", "int SnmpUtilVarBindListCpy(void*, void*)")
# 呼び出し: SnmpUtilVarBindListCpy(pVblDst, pVblSrc)
# pVblDst : SnmpVarBindList* in/out -> "void*"
# pVblSrc : SnmpVarBindList* 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)。