uregex_groupNumberFromCName

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

INT uregex_groupNumberFromCName(
    URegularExpression* regexp,
    LPCSTR groupName,
    INT nameLength,
    UErrorCode* status
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function uregex_groupNumberFromCName(
    ByRef regexp As IntPtr,   ' URegularExpression* in/out
    <MarshalAs(UnmanagedType.LPStr)> groupName As String,   ' LPCSTR
    nameLength As Integer,   ' INT
    ByRef status As Integer   ' UErrorCode* in/out
) As Integer
End Function

' regexp : URegularExpression* in/out
' groupName : LPCSTR
' nameLength : INT
' status : UErrorCode* in/out
Declare PtrSafe Function uregex_groupNumberFromCName Lib "icuin" ( _
    ByRef regexp As LongPtr, _
    ByVal groupName As String, _
    ByVal nameLength As Long, _
    ByRef status As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

uregex_groupNumberFromCName = ctypes.cdll.icuin.uregex_groupNumberFromCName
uregex_groupNumberFromCName.restype = ctypes.c_int
uregex_groupNumberFromCName.argtypes = [
    ctypes.c_void_p,  # regexp : URegularExpression* in/out
    wintypes.LPCSTR,  # groupName : LPCSTR
    ctypes.c_int,  # nameLength : INT
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
uregex_groupNumberFromCName = Fiddle::Function.new(
  lib['uregex_groupNumberFromCName'],
  [
    Fiddle::TYPE_VOIDP,  # regexp : URegularExpression* in/out
    Fiddle::TYPE_VOIDP,  # groupName : LPCSTR
    Fiddle::TYPE_INT,  # nameLength : INT
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_INT, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn uregex_groupNumberFromCName(
        regexp: *mut isize,  // URegularExpression* in/out
        groupName: *const u8,  // LPCSTR
        nameLength: i32,  // INT
        status: *mut i32  // UErrorCode* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern int uregex_groupNumberFromCName(ref IntPtr regexp, [MarshalAs(UnmanagedType.LPStr)] string groupName, int nameLength, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_uregex_groupNumberFromCName' -Namespace Win32 -PassThru
# $api::uregex_groupNumberFromCName(regexp, groupName, nameLength, status)

#uselib "icuin.dll"
#func global uregex_groupNumberFromCName "uregex_groupNumberFromCName" sptr, sptr, sptr, sptr
; uregex_groupNumberFromCName varptr(regexp), groupName, nameLength, varptr(status)   ; 戻り値は stat
; regexp : URegularExpression* in/out -> "sptr"
; groupName : LPCSTR -> "sptr"
; nameLength : INT -> "sptr"
; status : 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 (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procuregex_groupNumberFromCName = icuin.NewProc("uregex_groupNumberFromCName")
)

// regexp (URegularExpression* in/out), groupName (LPCSTR), nameLength (INT), status (UErrorCode* in/out)
r1, _, err := procuregex_groupNumberFromCName.Call(
	uintptr(regexp),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(groupName))),
	uintptr(nameLength),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function uregex_groupNumberFromCName(
  regexp: Pointer;   // URegularExpression* in/out
  groupName: PAnsiChar;   // LPCSTR
  nameLength: Integer;   // INT
  status: Pointer   // UErrorCode* in/out
): Integer; cdecl;
  external 'icuin.dll' name 'uregex_groupNumberFromCName';

result := DllCall("icuin\uregex_groupNumberFromCName"
    , "Ptr", regexp   ; URegularExpression* in/out
    , "AStr", groupName   ; LPCSTR
    , "Int", nameLength   ; INT
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: INT

●uregex_groupNumberFromCName(regexp, groupName, nameLength, status) = DLL("icuin.dll", "int uregex_groupNumberFromCName(void*, char*, int, void*)")
# 呼び出し: uregex_groupNumberFromCName(regexp, groupName, nameLength, status)
# regexp : URegularExpression* in/out -> "void*"
# groupName : LPCSTR -> "char*"
# nameLength : INT -> "int"
# status : 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 "icuin" fn uregex_groupNumberFromCName(
    regexp: [*c]isize, // URegularExpression* in/out
    groupName: [*c]const u8, // LPCSTR
    nameLength: i32, // INT
    status: [*c]i32 // UErrorCode* in/out
) callconv(.c) i32;

proc uregex_groupNumberFromCName(
    regexp: ptr int,  # URegularExpression* in/out
    groupName: cstring,  # LPCSTR
    nameLength: int32,  # INT
    status: ptr int32  # UErrorCode* in/out
): int32 {.importc: "uregex_groupNumberFromCName", cdecl, dynlib: "icuin.dll".}

pragma(lib, "icuin");
extern(C)
int uregex_groupNumberFromCName(
    ptrdiff_t* regexp,   // URegularExpression* in/out
    const(char)* groupName,   // LPCSTR
    int nameLength,   // INT
    int* status   // UErrorCode* in/out
);

ccall((:uregex_groupNumberFromCName, "icuin.dll"), Int32,
      (Ptr{Int}, Cstring, Int32, Ptr{Int32}),
      regexp, groupName, nameLength, status)
# regexp : URegularExpression* in/out -> Ptr{Int}
# groupName : LPCSTR -> Cstring
# nameLength : INT -> Int32
# status : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
int32_t uregex_groupNumberFromCName(
    intptr_t* regexp,
    const char* groupName,
    int32_t nameLength,
    int32_t* status);
]]
local icuin = ffi.load("icuin")
-- icuin.uregex_groupNumberFromCName(regexp, groupName, nameLength, status)
-- regexp : URegularExpression* in/out
-- groupName : LPCSTR
-- nameLength : INT
-- status : 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('icuin.dll');
const uregex_groupNumberFromCName = lib.func('__cdecl', 'uregex_groupNumberFromCName', 'int32_t', ['intptr_t *', 'str', 'int32_t', 'int32_t *']);
// uregex_groupNumberFromCName(regexp, groupName, nameLength, status)
// regexp : URegularExpression* in/out -> 'intptr_t *'
// groupName : LPCSTR -> 'str'
// nameLength : INT -> 'int32_t'
// status : 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("icuin.dll", {
  uregex_groupNumberFromCName: { parameters: ["pointer", "buffer", "i32", "pointer"], result: "i32" },
});
// lib.symbols.uregex_groupNumberFromCName(regexp, groupName, nameLength, status)
// regexp : URegularExpression* in/out -> "pointer"
// groupName : LPCSTR -> "buffer"
// nameLength : INT -> "i32"
// status : 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
int32_t uregex_groupNumberFromCName(
    intptr_t* regexp,
    const char* groupName,
    int32_t nameLength,
    int32_t* status);
C, "icuin.dll");
// $ffi->uregex_groupNumberFromCName(regexp, groupName, nameLength, status);
// regexp : URegularExpression* in/out
// groupName : LPCSTR
// nameLength : INT
// status : 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 Icuin extends Library {
    Icuin INSTANCE = Native.load("icuin", Icuin.class);
    int uregex_groupNumberFromCName(
        LongByReference regexp,   // URegularExpression* in/out
        String groupName,   // LPCSTR
        int nameLength,   // INT
        IntByReference status   // UErrorCode* in/out
    );
}

@[Link("icuin")]
lib Libicuin
  fun uregex_groupNumberFromCName = uregex_groupNumberFromCName(
    regexp : LibC::SSizeT*,   # URegularExpression* in/out
    groupName : UInt8*,   # LPCSTR
    nameLength : Int32,   # INT
    status : Int32*   # UErrorCode* in/out
  ) : Int32
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 uregex_groupNumberFromCNameNative = Int32 Function(Pointer<IntPtr>, Pointer<Utf8>, Int32, Pointer<Int32>);
typedef uregex_groupNumberFromCNameDart = int Function(Pointer<IntPtr>, Pointer<Utf8>, int, Pointer<Int32>);
final uregex_groupNumberFromCName = DynamicLibrary.open('icuin.dll')
    .lookupFunction<uregex_groupNumberFromCNameNative, uregex_groupNumberFromCNameDart>('uregex_groupNumberFromCName');
// regexp : URegularExpression* in/out -> Pointer<IntPtr>
// groupName : LPCSTR -> Pointer<Utf8>
// nameLength : INT -> Int32
// status : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function uregex_groupNumberFromCName(
  regexp: Pointer;   // URegularExpression* in/out
  groupName: PAnsiChar;   // LPCSTR
  nameLength: Integer;   // INT
  status: Pointer   // UErrorCode* in/out
): Integer; cdecl;
  external 'icuin.dll' name 'uregex_groupNumberFromCName';

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

foreign import ccall safe "uregex_groupNumberFromCName"
  c_uregex_groupNumberFromCName :: Ptr CIntPtr -> CString -> Int32 -> Ptr Int32 -> IO Int32
-- regexp : URegularExpression* in/out -> Ptr CIntPtr
-- groupName : LPCSTR -> CString
-- nameLength : INT -> Int32
-- status : 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 uregex_groupnumberfromcname =
  foreign "uregex_groupNumberFromCName"
    ((ptr intptr_t) @-> string @-> int32_t @-> (ptr int32_t) @-> returning int32_t)
(* regexp : URegularExpression* in/out -> (ptr intptr_t) *)
(* groupName : LPCSTR -> string *)
(* nameLength : INT -> int32_t *)
(* status : 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 icuin (t "icuin.dll"))
(cffi:use-foreign-library icuin)

(cffi:defcfun ("uregex_groupNumberFromCName" uregex-group-number-from-cname :convention :cdecl) :int32
  (regexp :pointer)   ; URegularExpression* in/out
  (group-name :string)   ; LPCSTR
  (name-length :int32)   ; INT
  (status :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 $uregex_groupNumberFromCName = Win32::API::More->new('icuin',
    'int uregex_groupNumberFromCName(LPVOID regexp, LPCSTR groupName, int nameLength, LPVOID status)');
# my $ret = $uregex_groupNumberFromCName->Call($regexp, $groupName, $nameLength, $status);
# regexp : URegularExpression* in/out -> LPVOID
# groupName : LPCSTR -> LPCSTR
# nameLength : INT -> int
# status : 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。