uiter_setState

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

void uiter_setState(
    UCharIterator* iter,
    DWORD state,
    UErrorCode* pErrorCode
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Sub uiter_setState(
    iter As IntPtr,   ' UCharIterator* in/out
    state As UInteger,   ' DWORD
    ByRef pErrorCode As Integer   ' UErrorCode* in/out
)
End Sub

' iter : UCharIterator* in/out
' state : DWORD
' pErrorCode : UErrorCode* in/out
Declare PtrSafe Sub uiter_setState Lib "icuuc" ( _
    ByVal iter As LongPtr, _
    ByVal state As Long, _
    ByRef pErrorCode As Long)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

uiter_setState = ctypes.cdll.icuuc.uiter_setState
uiter_setState.restype = None
uiter_setState.argtypes = [
    ctypes.c_void_p,  # iter : UCharIterator* in/out
    wintypes.DWORD,  # state : DWORD
    ctypes.c_void_p,  # pErrorCode : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
uiter_setState = Fiddle::Function.new(
  lib['uiter_setState'],
  [
    Fiddle::TYPE_VOIDP,  # iter : UCharIterator* in/out
    -Fiddle::TYPE_INT,  # state : DWORD
    Fiddle::TYPE_VOIDP,  # pErrorCode : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOID, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn uiter_setState(
        iter: *mut UCharIterator,  // UCharIterator* in/out
        state: u32,  // DWORD
        pErrorCode: *mut i32  // UErrorCode* in/out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern void uiter_setState(IntPtr iter, uint state, ref int pErrorCode);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_uiter_setState' -Namespace Win32 -PassThru
# $api::uiter_setState(iter, state, pErrorCode)

#uselib "icuuc.dll"
#func global uiter_setState "uiter_setState" sptr, sptr, sptr
; uiter_setState varptr(iter), state, varptr(pErrorCode)
; iter : UCharIterator* in/out -> "sptr"
; state : DWORD -> "sptr"
; pErrorCode : UErrorCode* in/out -> "sptr"

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procuiter_setState = icuuc.NewProc("uiter_setState")
)

// iter (UCharIterator* in/out), state (DWORD), pErrorCode (UErrorCode* in/out)
r1, _, err := procuiter_setState.Call(
	uintptr(iter),
	uintptr(state),
	uintptr(pErrorCode),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure uiter_setState(
  iter: Pointer;   // UCharIterator* in/out
  state: DWORD;   // DWORD
  pErrorCode: Pointer   // UErrorCode* in/out
); cdecl;
  external 'icuuc.dll' name 'uiter_setState';

result := DllCall("icuuc\uiter_setState"
    , "Ptr", iter   ; UCharIterator* in/out
    , "UInt", state   ; DWORD
    , "Ptr", pErrorCode   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: void

●uiter_setState(iter, state, pErrorCode) = DLL("icuuc.dll", "int uiter_setState(void*, dword, void*)")
# 呼び出し: uiter_setState(iter, state, pErrorCode)
# iter : UCharIterator* in/out -> "void*"
# state : DWORD -> "dword"
# pErrorCode : UErrorCode* 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)。
# ※cdecl関数。DLL()宣言はstdcall前提。cdeclは EXEC_PTR(`cdecl`,…) を使用。

const std = @import("std");

extern "icuuc" fn uiter_setState(
    iter: [*c]UCharIterator, // UCharIterator* in/out
    state: u32, // DWORD
    pErrorCode: [*c]i32 // UErrorCode* in/out
) callconv(.c) void;

proc uiter_setState(
    iter: ptr UCharIterator,  # UCharIterator* in/out
    state: uint32,  # DWORD
    pErrorCode: ptr int32  # UErrorCode* in/out
) {.importc: "uiter_setState", cdecl, dynlib: "icuuc.dll".}

pragma(lib, "icuuc");
extern(C)
void uiter_setState(
    UCharIterator* iter,   // UCharIterator* in/out
    uint state,   // DWORD
    int* pErrorCode   // UErrorCode* in/out
);

ccall((:uiter_setState, "icuuc.dll"), Cvoid,
      (Ptr{UCharIterator}, UInt32, Ptr{Int32}),
      iter, state, pErrorCode)
# iter : UCharIterator* in/out -> Ptr{UCharIterator}
# state : DWORD -> UInt32
# pErrorCode : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
void uiter_setState(
    void* iter,
    uint32_t state,
    int32_t* pErrorCode);
]]
local icuuc = ffi.load("icuuc")
-- icuuc.uiter_setState(iter, state, pErrorCode)
-- iter : UCharIterator* in/out
-- state : DWORD
-- pErrorCode : UErrorCode* in/out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('icuuc.dll');
const uiter_setState = lib.func('__cdecl', 'uiter_setState', 'void', ['void *', 'uint32_t', 'int32_t *']);
// uiter_setState(iter, state, pErrorCode)
// iter : UCharIterator* in/out -> 'void *'
// state : DWORD -> 'uint32_t'
// pErrorCode : UErrorCode* in/out -> 'int32_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("icuuc.dll", {
  uiter_setState: { parameters: ["pointer", "u32", "pointer"], result: "void" },
});
// lib.symbols.uiter_setState(iter, state, pErrorCode)
// iter : UCharIterator* in/out -> "pointer"
// state : DWORD -> "u32"
// pErrorCode : UErrorCode* in/out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
void uiter_setState(
    void* iter,
    uint32_t state,
    int32_t* pErrorCode);
C, "icuuc.dll");
// $ffi->uiter_setState(iter, state, pErrorCode);
// iter : UCharIterator* in/out
// state : DWORD
// pErrorCode : UErrorCode* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Icuuc extends Library {
    Icuuc INSTANCE = Native.load("icuuc", Icuuc.class);
    void uiter_setState(
        Pointer iter,   // UCharIterator* in/out
        int state,   // DWORD
        IntByReference pErrorCode   // UErrorCode* in/out
    );
}

@[Link("icuuc")]
lib Libicuuc
  fun uiter_setState = uiter_setState(
    iter : UCharIterator*,   # UCharIterator* in/out
    state : UInt32,   # DWORD
    pErrorCode : Int32*   # UErrorCode* in/out
  ) : Void
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef uiter_setStateNative = Void Function(Pointer<Void>, Uint32, Pointer<Int32>);
typedef uiter_setStateDart = void Function(Pointer<Void>, int, Pointer<Int32>);
final uiter_setState = DynamicLibrary.open('icuuc.dll')
    .lookupFunction<uiter_setStateNative, uiter_setStateDart>('uiter_setState');
// iter : UCharIterator* in/out -> Pointer<Void>
// state : DWORD -> Uint32
// pErrorCode : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure uiter_setState(
  iter: Pointer;   // UCharIterator* in/out
  state: DWORD;   // DWORD
  pErrorCode: Pointer   // UErrorCode* in/out
); cdecl;
  external 'icuuc.dll' name 'uiter_setState';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import ccall safe "uiter_setState"
  c_uiter_setState :: Ptr () -> Word32 -> Ptr Int32 -> IO ()
-- iter : UCharIterator* in/out -> Ptr ()
-- state : DWORD -> Word32
-- pErrorCode : UErrorCode* in/out -> Ptr Int32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let uiter_setstate =
  foreign "uiter_setState"
    ((ptr void) @-> uint32_t @-> (ptr int32_t) @-> returning void)
(* iter : UCharIterator* in/out -> (ptr void) *)
(* state : DWORD -> uint32_t *)
(* pErrorCode : UErrorCode* in/out -> (ptr int32_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library icuuc (t "icuuc.dll"))
(cffi:use-foreign-library icuuc)

(cffi:defcfun ("uiter_setState" uiter-set-state :convention :cdecl) :void
  (iter :pointer)   ; UCharIterator* in/out
  (state :uint32)   ; DWORD
  (p-error-code :pointer))   ; UErrorCode* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $uiter_setState = Win32::API::More->new('icuuc',
    'void uiter_setState(LPVOID iter, DWORD state, LPVOID pErrorCode)');
# my $ret = $uiter_setState->Call($iter, $state, $pErrorCode);
# iter : UCharIterator* in/out -> LPVOID
# state : DWORD -> DWORD
# pErrorCode : UErrorCode* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。