ucal_getMillis

関数

カレンダーの時刻をUTCのミリ秒として取得する。

DLLicuin.dll呼出規約cdecl

シグネチャ

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

DOUBLE ucal_getMillis(
    const void** cal,
    UErrorCode* status
);

パラメーター

名前	型	方向
cal	void**	in
status	UErrorCode*	inout

戻り値の型: DOUBLE

各言語での呼び出し定義

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

DOUBLE ucal_getMillis(
    const void** cal,
    UErrorCode* status
);

[DllImport("icuin.dll", ExactSpelling = true, CallingConvention = CallingConvention.Cdecl)]
static extern double ucal_getMillis(
    IntPtr cal,   // void**
    ref int status   // UErrorCode* in/out
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ucal_getMillis(
    cal As IntPtr,   ' void**
    ByRef status As Integer   ' UErrorCode* in/out
) As Double
End Function

' cal : void**
' status : UErrorCode* in/out
Declare PtrSafe Function ucal_getMillis Lib "icuin" ( _
    ByVal cal As LongPtr, _
    ByRef status As Long) As Double
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ucal_getMillis = ctypes.cdll.icuin.ucal_getMillis
ucal_getMillis.restype = ctypes.c_double
ucal_getMillis.argtypes = [
    ctypes.c_void_p,  # cal : void**
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
ucal_getMillis = Fiddle::Function.new(
  lib['ucal_getMillis'],
  [
    Fiddle::TYPE_VOIDP,  # cal : void**
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_DOUBLE, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn ucal_getMillis(
        cal: *const *const (),  // void**
        status: *mut i32  // UErrorCode* in/out
    ) -> f64;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern double ucal_getMillis(IntPtr cal, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_ucal_getMillis' -Namespace Win32 -PassThru
# $api::ucal_getMillis(cal, status)

#uselib "icuin.dll"
#func global ucal_getMillis "ucal_getMillis" sptr, sptr
; ucal_getMillis cal, status   ; 戻り値は stat
; cal : void** -> "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 ucal_getMillis "ucal_getMillis" sptr, int
; res = ucal_getMillis(cal, status)
; cal : void** -> "sptr"
; status : UErrorCode* in/out -> "int"

; DOUBLE ucal_getMillis(void** cal, UErrorCode* status)
#uselib "icuin.dll"
#cfunc global ucal_getMillis "ucal_getMillis" intptr, int
; res = ucal_getMillis(cal, status)
; cal : void** -> "intptr"
; status : UErrorCode* in/out -> "int"

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

var (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procucal_getMillis = icuin.NewProc("ucal_getMillis")
)

// cal (void**), status (UErrorCode* in/out)
r1, _, err := procucal_getMillis.Call(
	uintptr(cal),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DOUBLE

function ucal_getMillis(
  cal: Pointer;   // void**
  status: Pointer   // UErrorCode* in/out
): Double; cdecl;
  external 'icuin.dll' name 'ucal_getMillis';

result := DllCall("icuin\ucal_getMillis"
    , "Ptr", cal   ; void**
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Double")   ; return: DOUBLE

●ucal_getMillis(cal, status) = DLL("icuin.dll", "double ucal_getMillis(void*, void*)")
# 呼び出し: ucal_getMillis(cal, status)
# cal : void** -> "void*"
# 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。