udtitvfmt_open

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

UDateIntervalFormat* udtitvfmt_open(
    LPCSTR locale,
    const WORD* skeleton,
    INT skeletonLength,
    const WORD* tzID,
    INT tzIDLength,
    UErrorCode* status
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function udtitvfmt_open(
    <MarshalAs(UnmanagedType.LPStr)> locale As String,   ' LPCSTR
    ByRef skeleton As UShort,   ' WORD*
    skeletonLength As Integer,   ' INT
    ByRef tzID As UShort,   ' WORD*
    tzIDLength As Integer,   ' INT
    ByRef status As Integer   ' UErrorCode* in/out
) As IntPtr
End Function

' locale : LPCSTR
' skeleton : WORD*
' skeletonLength : INT
' tzID : WORD*
' tzIDLength : INT
' status : UErrorCode* in/out
Declare PtrSafe Function udtitvfmt_open Lib "icuin" ( _
    ByVal locale As String, _
    ByRef skeleton As Integer, _
    ByVal skeletonLength As Long, _
    ByRef tzID As Integer, _
    ByVal tzIDLength As Long, _
    ByRef status As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

udtitvfmt_open = ctypes.cdll.icuin.udtitvfmt_open
udtitvfmt_open.restype = ctypes.c_void_p
udtitvfmt_open.argtypes = [
    wintypes.LPCSTR,  # locale : LPCSTR
    ctypes.POINTER(ctypes.c_ushort),  # skeleton : WORD*
    ctypes.c_int,  # skeletonLength : INT
    ctypes.POINTER(ctypes.c_ushort),  # tzID : WORD*
    ctypes.c_int,  # tzIDLength : INT
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
udtitvfmt_open = Fiddle::Function.new(
  lib['udtitvfmt_open'],
  [
    Fiddle::TYPE_VOIDP,  # locale : LPCSTR
    Fiddle::TYPE_VOIDP,  # skeleton : WORD*
    Fiddle::TYPE_INT,  # skeletonLength : INT
    Fiddle::TYPE_VOIDP,  # tzID : WORD*
    Fiddle::TYPE_INT,  # tzIDLength : INT
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOIDP, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn udtitvfmt_open(
        locale: *const u8,  // LPCSTR
        skeleton: *const u16,  // WORD*
        skeletonLength: i32,  // INT
        tzID: *const u16,  // WORD*
        tzIDLength: i32,  // INT
        status: *mut i32  // UErrorCode* in/out
    ) -> *mut isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr udtitvfmt_open([MarshalAs(UnmanagedType.LPStr)] string locale, ref ushort skeleton, int skeletonLength, ref ushort tzID, int tzIDLength, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_udtitvfmt_open' -Namespace Win32 -PassThru
# $api::udtitvfmt_open(locale, skeleton, skeletonLength, tzID, tzIDLength, status)

#uselib "icuin.dll"
#func global udtitvfmt_open "udtitvfmt_open" sptr, sptr, sptr, sptr, sptr, sptr
; udtitvfmt_open locale, varptr(skeleton), skeletonLength, varptr(tzID), tzIDLength, status   ; 戻り値は stat
; locale : LPCSTR -> "sptr"
; skeleton : WORD* -> "sptr"
; skeletonLength : INT -> "sptr"
; tzID : WORD* -> "sptr"
; tzIDLength : 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。

#uselib "icuin.dll"
#cfunc global udtitvfmt_open "udtitvfmt_open" str, var, int, var, int, int
; res = udtitvfmt_open(locale, skeleton, skeletonLength, tzID, tzIDLength, status)
; locale : LPCSTR -> "str"
; skeleton : WORD* -> "var"
; skeletonLength : INT -> "int"
; tzID : WORD* -> "var"
; tzIDLength : INT -> "int"
; status : UErrorCode* in/out -> "int"
; ※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。

; UDateIntervalFormat* udtitvfmt_open(LPCSTR locale, WORD* skeleton, INT skeletonLength, WORD* tzID, INT tzIDLength, UErrorCode* status)
#uselib "icuin.dll"
#cfunc global udtitvfmt_open "udtitvfmt_open" str, var, int, var, int, int
; res = udtitvfmt_open(locale, skeleton, skeletonLength, tzID, tzIDLength, status)
; locale : LPCSTR -> "str"
; skeleton : WORD* -> "var"
; skeletonLength : INT -> "int"
; tzID : WORD* -> "var"
; tzIDLength : INT -> "int"
; status : UErrorCode* in/out -> "int"
; ※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 (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procudtitvfmt_open = icuin.NewProc("udtitvfmt_open")
)

// locale (LPCSTR), skeleton (WORD*), skeletonLength (INT), tzID (WORD*), tzIDLength (INT), status (UErrorCode* in/out)
r1, _, err := procudtitvfmt_open.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(locale))),
	uintptr(skeleton),
	uintptr(skeletonLength),
	uintptr(tzID),
	uintptr(tzIDLength),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UDateIntervalFormat*

function udtitvfmt_open(
  locale: PAnsiChar;   // LPCSTR
  skeleton: Pointer;   // WORD*
  skeletonLength: Integer;   // INT
  tzID: Pointer;   // WORD*
  tzIDLength: Integer;   // INT
  status: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuin.dll' name 'udtitvfmt_open';

result := DllCall("icuin\udtitvfmt_open"
    , "AStr", locale   ; LPCSTR
    , "Ptr", skeleton   ; WORD*
    , "Int", skeletonLength   ; INT
    , "Ptr", tzID   ; WORD*
    , "Int", tzIDLength   ; INT
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Ptr")   ; return: UDateIntervalFormat*

●udtitvfmt_open(locale, skeleton, skeletonLength, tzID, tzIDLength, status) = DLL("icuin.dll", "void* udtitvfmt_open(char*, void*, int, void*, int, void*)")
# 呼び出し: udtitvfmt_open(locale, skeleton, skeletonLength, tzID, tzIDLength, status)
# locale : LPCSTR -> "char*"
# skeleton : WORD* -> "void*"
# skeletonLength : INT -> "int"
# tzID : WORD* -> "void*"
# tzIDLength : 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。