ureldatefmt_format

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

INT ureldatefmt_format(
    const URelativeDateTimeFormatter* reldatefmt,
    DOUBLE offset,
    URelativeDateTimeUnit unit,
    WORD* result,
    INT resultCapacity,
    UErrorCode* status
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ureldatefmt_format(
    ByRef reldatefmt As IntPtr,   ' URelativeDateTimeFormatter*
    offset As Double,   ' DOUBLE
    unit As Integer,   ' URelativeDateTimeUnit
    ByRef result As UShort,   ' WORD* in/out
    resultCapacity As Integer,   ' INT
    ByRef status As Integer   ' UErrorCode* in/out
) As Integer
End Function

' reldatefmt : URelativeDateTimeFormatter*
' offset : DOUBLE
' unit : URelativeDateTimeUnit
' result : WORD* in/out
' resultCapacity : INT
' status : UErrorCode* in/out
Declare PtrSafe Function ureldatefmt_format Lib "icuin" ( _
    ByRef reldatefmt As LongPtr, _
    ByVal offset As Double, _
    ByVal unit As Long, _
    ByRef result As Integer, _
    ByVal resultCapacity 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

ureldatefmt_format = ctypes.cdll.icuin.ureldatefmt_format
ureldatefmt_format.restype = ctypes.c_int
ureldatefmt_format.argtypes = [
    ctypes.c_void_p,  # reldatefmt : URelativeDateTimeFormatter*
    ctypes.c_double,  # offset : DOUBLE
    ctypes.c_int,  # unit : URelativeDateTimeUnit
    ctypes.POINTER(ctypes.c_ushort),  # result : WORD* in/out
    ctypes.c_int,  # resultCapacity : INT
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
ureldatefmt_format = Fiddle::Function.new(
  lib['ureldatefmt_format'],
  [
    Fiddle::TYPE_VOIDP,  # reldatefmt : URelativeDateTimeFormatter*
    Fiddle::TYPE_DOUBLE,  # offset : DOUBLE
    Fiddle::TYPE_INT,  # unit : URelativeDateTimeUnit
    Fiddle::TYPE_VOIDP,  # result : WORD* in/out
    Fiddle::TYPE_INT,  # resultCapacity : INT
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_INT, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn ureldatefmt_format(
        reldatefmt: *const isize,  // URelativeDateTimeFormatter*
        offset: f64,  // DOUBLE
        unit: i32,  // URelativeDateTimeUnit
        result: *mut u16,  // WORD* in/out
        resultCapacity: 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 ureldatefmt_format(ref IntPtr reldatefmt, double offset, int unit, ref ushort result, int resultCapacity, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_ureldatefmt_format' -Namespace Win32 -PassThru
# $api::ureldatefmt_format(reldatefmt, offset, unit, result, resultCapacity, status)

#uselib "icuin.dll"
#func global ureldatefmt_format "ureldatefmt_format" sptr, double, sptr, sptr, sptr, sptr
; ureldatefmt_format varptr(reldatefmt), offset, unit, varptr(result), resultCapacity, varptr(status)   ; 戻り値は stat
; reldatefmt : URelativeDateTimeFormatter* -> "sptr"
; offset : DOUBLE -> "double"
; unit : URelativeDateTimeUnit -> "sptr"
; result : WORD* in/out -> "sptr"
; resultCapacity : 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 (
	"math"
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procureldatefmt_format = icuin.NewProc("ureldatefmt_format")
)

// reldatefmt (URelativeDateTimeFormatter*), offset (DOUBLE), unit (URelativeDateTimeUnit), result (WORD* in/out), resultCapacity (INT), status (UErrorCode* in/out)
r1, _, err := procureldatefmt_format.Call(
	uintptr(reldatefmt),
	uintptr(math.Float64bits(offset)),
	uintptr(unit),
	uintptr(result),
	uintptr(resultCapacity),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT
// 注意: float/double 引数は proc.Call では XMM レジスタに渡せません。
// windows.SyscallN(proc.Addr(), math.Float64bits(x), ...) もしくは cgo を使用してください。

function ureldatefmt_format(
  reldatefmt: Pointer;   // URelativeDateTimeFormatter*
  offset: Double;   // DOUBLE
  unit: Integer;   // URelativeDateTimeUnit
  result: Pointer;   // WORD* in/out
  resultCapacity: Integer;   // INT
  status: Pointer   // UErrorCode* in/out
): Integer; cdecl;
  external 'icuin.dll' name 'ureldatefmt_format';

result := DllCall("icuin\ureldatefmt_format"
    , "Ptr", reldatefmt   ; URelativeDateTimeFormatter*
    , "Double", offset   ; DOUBLE
    , "Int", unit   ; URelativeDateTimeUnit
    , "Ptr", result   ; WORD* in/out
    , "Int", resultCapacity   ; INT
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: INT

●ureldatefmt_format(reldatefmt, offset, unit, result, resultCapacity, status) = DLL("icuin.dll", "int ureldatefmt_format(void*, double, int, void*, int, void*)")
# 呼び出し: ureldatefmt_format(reldatefmt, offset, unit, result, resultCapacity, status)
# reldatefmt : URelativeDateTimeFormatter* -> "void*"
# offset : DOUBLE -> "double"
# unit : URelativeDateTimeUnit -> "int"
# result : WORD* in/out -> "void*"
# resultCapacity : 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 ureldatefmt_format(
    reldatefmt: [*c]isize, // URelativeDateTimeFormatter*
    offset: f64, // DOUBLE
    unit: i32, // URelativeDateTimeUnit
    result: [*c]u16, // WORD* in/out
    resultCapacity: i32, // INT
    status: [*c]i32 // UErrorCode* in/out
) callconv(.c) i32;

proc ureldatefmt_format(
    reldatefmt: ptr int,  # URelativeDateTimeFormatter*
    offset: float64,  # DOUBLE
    unit: int32,  # URelativeDateTimeUnit
    result: ptr uint16,  # WORD* in/out
    resultCapacity: int32,  # INT
    status: ptr int32  # UErrorCode* in/out
): int32 {.importc: "ureldatefmt_format", cdecl, dynlib: "icuin.dll".}

pragma(lib, "icuin");
extern(C)
int ureldatefmt_format(
    ptrdiff_t* reldatefmt,   // URelativeDateTimeFormatter*
    double offset,   // DOUBLE
    int unit,   // URelativeDateTimeUnit
    ushort* result,   // WORD* in/out
    int resultCapacity,   // INT
    int* status   // UErrorCode* in/out
);

ccall((:ureldatefmt_format, "icuin.dll"), Int32,
      (Ptr{Int}, Float64, Int32, Ptr{UInt16}, Int32, Ptr{Int32}),
      reldatefmt, offset, unit, result, resultCapacity, status)
# reldatefmt : URelativeDateTimeFormatter* -> Ptr{Int}
# offset : DOUBLE -> Float64
# unit : URelativeDateTimeUnit -> Int32
# result : WORD* in/out -> Ptr{UInt16}
# resultCapacity : INT -> Int32
# status : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
int32_t ureldatefmt_format(
    intptr_t* reldatefmt,
    double offset,
    int32_t unit,
    uint16_t* result,
    int32_t resultCapacity,
    int32_t* status);
]]
local icuin = ffi.load("icuin")
-- icuin.ureldatefmt_format(reldatefmt, offset, unit, result, resultCapacity, status)
-- reldatefmt : URelativeDateTimeFormatter*
-- offset : DOUBLE
-- unit : URelativeDateTimeUnit
-- result : WORD* in/out
-- resultCapacity : 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 ureldatefmt_format = lib.func('__cdecl', 'ureldatefmt_format', 'int32_t', ['intptr_t *', 'double', 'int32_t', 'uint16_t *', 'int32_t', 'int32_t *']);
// ureldatefmt_format(reldatefmt, offset, unit, result, resultCapacity, status)
// reldatefmt : URelativeDateTimeFormatter* -> 'intptr_t *'
// offset : DOUBLE -> 'double'
// unit : URelativeDateTimeUnit -> 'int32_t'
// result : WORD* in/out -> 'uint16_t *'
// resultCapacity : 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", {
  ureldatefmt_format: { parameters: ["pointer", "f64", "i32", "pointer", "i32", "pointer"], result: "i32" },
});
// lib.symbols.ureldatefmt_format(reldatefmt, offset, unit, result, resultCapacity, status)
// reldatefmt : URelativeDateTimeFormatter* -> "pointer"
// offset : DOUBLE -> "f64"
// unit : URelativeDateTimeUnit -> "i32"
// result : WORD* in/out -> "pointer"
// resultCapacity : 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 ureldatefmt_format(
    intptr_t* reldatefmt,
    double offset,
    int32_t unit,
    uint16_t* result,
    int32_t resultCapacity,
    int32_t* status);
C, "icuin.dll");
// $ffi->ureldatefmt_format(reldatefmt, offset, unit, result, resultCapacity, status);
// reldatefmt : URelativeDateTimeFormatter*
// offset : DOUBLE
// unit : URelativeDateTimeUnit
// result : WORD* in/out
// resultCapacity : 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 ureldatefmt_format(
        LongByReference reldatefmt,   // URelativeDateTimeFormatter*
        double offset,   // DOUBLE
        int unit,   // URelativeDateTimeUnit
        ShortByReference result,   // WORD* in/out
        int resultCapacity,   // INT
        IntByReference status   // UErrorCode* in/out
    );
}

@[Link("icuin")]
lib Libicuin
  fun ureldatefmt_format = ureldatefmt_format(
    reldatefmt : LibC::SSizeT*,   # URelativeDateTimeFormatter*
    offset : Float64,   # DOUBLE
    unit : Int32,   # URelativeDateTimeUnit
    result : UInt16*,   # WORD* in/out
    resultCapacity : 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 ureldatefmt_formatNative = Int32 Function(Pointer<IntPtr>, Double, Int32, Pointer<Uint16>, Int32, Pointer<Int32>);
typedef ureldatefmt_formatDart = int Function(Pointer<IntPtr>, double, int, Pointer<Uint16>, int, Pointer<Int32>);
final ureldatefmt_format = DynamicLibrary.open('icuin.dll')
    .lookupFunction<ureldatefmt_formatNative, ureldatefmt_formatDart>('ureldatefmt_format');
// reldatefmt : URelativeDateTimeFormatter* -> Pointer<IntPtr>
// offset : DOUBLE -> Double
// unit : URelativeDateTimeUnit -> Int32
// result : WORD* in/out -> Pointer<Uint16>
// resultCapacity : INT -> Int32
// status : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ureldatefmt_format(
  reldatefmt: Pointer;   // URelativeDateTimeFormatter*
  offset: Double;   // DOUBLE
  unit: Integer;   // URelativeDateTimeUnit
  result: Pointer;   // WORD* in/out
  resultCapacity: Integer;   // INT
  status: Pointer   // UErrorCode* in/out
): Integer; cdecl;
  external 'icuin.dll' name 'ureldatefmt_format';

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

foreign import ccall safe "ureldatefmt_format"
  c_ureldatefmt_format :: Ptr CIntPtr -> CDouble -> Int32 -> Ptr Word16 -> Int32 -> Ptr Int32 -> IO Int32
-- reldatefmt : URelativeDateTimeFormatter* -> Ptr CIntPtr
-- offset : DOUBLE -> CDouble
-- unit : URelativeDateTimeUnit -> Int32
-- result : WORD* in/out -> Ptr Word16
-- resultCapacity : 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 ureldatefmt_format =
  foreign "ureldatefmt_format"
    ((ptr intptr_t) @-> double @-> int32_t @-> (ptr uint16_t) @-> int32_t @-> (ptr int32_t) @-> returning int32_t)
(* reldatefmt : URelativeDateTimeFormatter* -> (ptr intptr_t) *)
(* offset : DOUBLE -> double *)
(* unit : URelativeDateTimeUnit -> int32_t *)
(* result : WORD* in/out -> (ptr uint16_t) *)
(* resultCapacity : 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 ("ureldatefmt_format" ureldatefmt-format :convention :cdecl) :int32
  (reldatefmt :pointer)   ; URelativeDateTimeFormatter*
  (offset :double)   ; DOUBLE
  (unit :int32)   ; URelativeDateTimeUnit
  (result :pointer)   ; WORD* in/out
  (result-capacity :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 $ureldatefmt_format = Win32::API::More->new('icuin',
    'int ureldatefmt_format(LPVOID reldatefmt, double offset, int unit, LPVOID result, int resultCapacity, LPVOID status)');
# my $ret = $ureldatefmt_format->Call($reldatefmt, $offset, $unit, $result, $resultCapacity, $status);
# reldatefmt : URelativeDateTimeFormatter* -> LPVOID
# offset : DOUBLE -> double
# unit : URelativeDateTimeUnit -> int
# result : WORD* in/out -> LPVOID
# resultCapacity : 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。