ucfpos_matchesField

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

CHAR ucfpos_matchesField(
    const UConstrainedFieldPosition* ucfpos,
    INT category,
    INT field,
    UErrorCode* ec
);

<DllImport("icu.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ucfpos_matchesField(
    ByRef ucfpos As IntPtr,   ' UConstrainedFieldPosition*
    category As Integer,   ' INT
    field As Integer,   ' INT
    ByRef ec As Integer   ' UErrorCode* in/out
) As SByte
End Function

' ucfpos : UConstrainedFieldPosition*
' category : INT
' field : INT
' ec : UErrorCode* in/out
Declare PtrSafe Function ucfpos_matchesField Lib "icu" ( _
    ByRef ucfpos As LongPtr, _
    ByVal category As Long, _
    ByVal field As Long, _
    ByRef ec As Long) As Byte
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ucfpos_matchesField = ctypes.cdll.icu.ucfpos_matchesField
ucfpos_matchesField.restype = ctypes.c_byte
ucfpos_matchesField.argtypes = [
    ctypes.c_void_p,  # ucfpos : UConstrainedFieldPosition*
    ctypes.c_int,  # category : INT
    ctypes.c_int,  # field : INT
    ctypes.c_void_p,  # ec : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icu.dll')
ucfpos_matchesField = Fiddle::Function.new(
  lib['ucfpos_matchesField'],
  [
    Fiddle::TYPE_VOIDP,  # ucfpos : UConstrainedFieldPosition*
    Fiddle::TYPE_INT,  # category : INT
    Fiddle::TYPE_INT,  # field : INT
    Fiddle::TYPE_VOIDP,  # ec : UErrorCode* in/out
  ],
  Fiddle::TYPE_CHAR, Fiddle::Function::CDECL)

#[link(name = "icu")]
extern "C" {
    fn ucfpos_matchesField(
        ucfpos: *const isize,  // UConstrainedFieldPosition*
        category: i32,  // INT
        field: i32,  // INT
        ec: *mut i32  // UErrorCode* in/out
    ) -> i8;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icu.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern sbyte ucfpos_matchesField(ref IntPtr ucfpos, int category, int field, ref int ec);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icu_ucfpos_matchesField' -Namespace Win32 -PassThru
# $api::ucfpos_matchesField(ucfpos, category, field, ec)

#uselib "icu.dll"
#func global ucfpos_matchesField "ucfpos_matchesField" sptr, sptr, sptr, sptr
; ucfpos_matchesField varptr(ucfpos), category, field, varptr(ec)   ; 戻り値は stat
; ucfpos : UConstrainedFieldPosition* -> "sptr"
; category : INT -> "sptr"
; field : INT -> "sptr"
; ec : UErrorCode* 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。

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

var (
	icu = windows.NewLazySystemDLL("icu.dll")
	procucfpos_matchesField = icu.NewProc("ucfpos_matchesField")
)

// ucfpos (UConstrainedFieldPosition*), category (INT), field (INT), ec (UErrorCode* in/out)
r1, _, err := procucfpos_matchesField.Call(
	uintptr(ucfpos),
	uintptr(category),
	uintptr(field),
	uintptr(ec),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CHAR

function ucfpos_matchesField(
  ucfpos: Pointer;   // UConstrainedFieldPosition*
  category: Integer;   // INT
  field: Integer;   // INT
  ec: Pointer   // UErrorCode* in/out
): Shortint; cdecl;
  external 'icu.dll' name 'ucfpos_matchesField';

result := DllCall("icu\ucfpos_matchesField"
    , "Ptr", ucfpos   ; UConstrainedFieldPosition*
    , "Int", category   ; INT
    , "Int", field   ; INT
    , "Ptr", ec   ; UErrorCode* in/out
    , "Cdecl Char")   ; return: CHAR

●ucfpos_matchesField(ucfpos, category, field, ec) = DLL("icu.dll", "char ucfpos_matchesField(void*, int, int, void*)")
# 呼び出し: ucfpos_matchesField(ucfpos, category, field, ec)
# ucfpos : UConstrainedFieldPosition* -> "void*"
# category : INT -> "int"
# field : INT -> "int"
# ec : 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 "icu" fn ucfpos_matchesField(
    ucfpos: [*c]isize, // UConstrainedFieldPosition*
    category: i32, // INT
    field: i32, // INT
    ec: [*c]i32 // UErrorCode* in/out
) callconv(.c) i8;

proc ucfpos_matchesField(
    ucfpos: ptr int,  # UConstrainedFieldPosition*
    category: int32,  # INT
    field: int32,  # INT
    ec: ptr int32  # UErrorCode* in/out
): int8 {.importc: "ucfpos_matchesField", cdecl, dynlib: "icu.dll".}

pragma(lib, "icu");
extern(C)
byte ucfpos_matchesField(
    ptrdiff_t* ucfpos,   // UConstrainedFieldPosition*
    int category,   // INT
    int field,   // INT
    int* ec   // UErrorCode* in/out
);

ccall((:ucfpos_matchesField, "icu.dll"), Int8,
      (Ptr{Int}, Int32, Int32, Ptr{Int32}),
      ucfpos, category, field, ec)
# ucfpos : UConstrainedFieldPosition* -> Ptr{Int}
# category : INT -> Int32
# field : INT -> Int32
# ec : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
int8_t ucfpos_matchesField(
    intptr_t* ucfpos,
    int32_t category,
    int32_t field,
    int32_t* ec);
]]
local icu = ffi.load("icu")
-- icu.ucfpos_matchesField(ucfpos, category, field, ec)
-- ucfpos : UConstrainedFieldPosition*
-- category : INT
-- field : INT
-- ec : 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('icu.dll');
const ucfpos_matchesField = lib.func('__cdecl', 'ucfpos_matchesField', 'int8_t', ['intptr_t *', 'int32_t', 'int32_t', 'int32_t *']);
// ucfpos_matchesField(ucfpos, category, field, ec)
// ucfpos : UConstrainedFieldPosition* -> 'intptr_t *'
// category : INT -> 'int32_t'
// field : INT -> 'int32_t'
// ec : 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("icu.dll", {
  ucfpos_matchesField: { parameters: ["pointer", "i32", "i32", "pointer"], result: "i8" },
});
// lib.symbols.ucfpos_matchesField(ucfpos, category, field, ec)
// ucfpos : UConstrainedFieldPosition* -> "pointer"
// category : INT -> "i32"
// field : INT -> "i32"
// ec : 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
int8_t ucfpos_matchesField(
    intptr_t* ucfpos,
    int32_t category,
    int32_t field,
    int32_t* ec);
C, "icu.dll");
// $ffi->ucfpos_matchesField(ucfpos, category, field, ec);
// ucfpos : UConstrainedFieldPosition*
// category : INT
// field : INT
// ec : 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 Icu extends Library {
    Icu INSTANCE = Native.load("icu", Icu.class);
    byte ucfpos_matchesField(
        LongByReference ucfpos,   // UConstrainedFieldPosition*
        int category,   // INT
        int field,   // INT
        IntByReference ec   // UErrorCode* in/out
    );
}

@[Link("icu")]
lib Libicu
  fun ucfpos_matchesField = ucfpos_matchesField(
    ucfpos : LibC::SSizeT*,   # UConstrainedFieldPosition*
    category : Int32,   # INT
    field : Int32,   # INT
    ec : Int32*   # UErrorCode* in/out
  ) : Int8
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 ucfpos_matchesFieldNative = Int8 Function(Pointer<IntPtr>, Int32, Int32, Pointer<Int32>);
typedef ucfpos_matchesFieldDart = int Function(Pointer<IntPtr>, int, int, Pointer<Int32>);
final ucfpos_matchesField = DynamicLibrary.open('icu.dll')
    .lookupFunction<ucfpos_matchesFieldNative, ucfpos_matchesFieldDart>('ucfpos_matchesField');
// ucfpos : UConstrainedFieldPosition* -> Pointer<IntPtr>
// category : INT -> Int32
// field : INT -> Int32
// ec : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ucfpos_matchesField(
  ucfpos: Pointer;   // UConstrainedFieldPosition*
  category: Integer;   // INT
  field: Integer;   // INT
  ec: Pointer   // UErrorCode* in/out
): Shortint; cdecl;
  external 'icu.dll' name 'ucfpos_matchesField';

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

foreign import ccall safe "ucfpos_matchesField"
  c_ucfpos_matchesField :: Ptr CIntPtr -> Int32 -> Int32 -> Ptr Int32 -> IO Int8
-- ucfpos : UConstrainedFieldPosition* -> Ptr CIntPtr
-- category : INT -> Int32
-- field : INT -> Int32
-- ec : 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 ucfpos_matchesfield =
  foreign "ucfpos_matchesField"
    ((ptr intptr_t) @-> int32_t @-> int32_t @-> (ptr int32_t) @-> returning int8_t)
(* ucfpos : UConstrainedFieldPosition* -> (ptr intptr_t) *)
(* category : INT -> int32_t *)
(* field : INT -> int32_t *)
(* ec : 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 icu (t "icu.dll"))
(cffi:use-foreign-library icu)

(cffi:defcfun ("ucfpos_matchesField" ucfpos-matches-field :convention :cdecl) :int8
  (ucfpos :pointer)   ; UConstrainedFieldPosition*
  (category :int32)   ; INT
  (field :int32)   ; INT
  (ec :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 $ucfpos_matchesField = Win32::API::More->new('icu',
    'char ucfpos_matchesField(LPVOID ucfpos, int category, int field, LPVOID ec)');
# my $ret = $ucfpos_matchesField->Call($ucfpos, $category, $field, $ec);
# ucfpos : UConstrainedFieldPosition* -> LPVOID
# category : INT -> int
# field : INT -> int
# ec : 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。