ucol_keyHashCode

関数

照合ソートキーのハッシュコードを計算する。

DLLicuin.dll呼出規約cdecl

シグネチャ

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

INT ucol_keyHashCode(
    const BYTE* key,
    INT length
);

パラメーター

名前	型	方向
key	BYTE*	in
length	INT	in

戻り値の型: INT

各言語での呼び出し定義

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

INT ucol_keyHashCode(
    const BYTE* key,
    INT length
);

[DllImport("icuin.dll", ExactSpelling = true, CallingConvention = CallingConvention.Cdecl)]
static extern int ucol_keyHashCode(
    IntPtr key,   // BYTE*
    int length   // INT
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ucol_keyHashCode(
    key As IntPtr,   ' BYTE*
    length As Integer   ' INT
) As Integer
End Function

' key : BYTE*
' length : INT
Declare PtrSafe Function ucol_keyHashCode Lib "icuin" ( _
    ByVal key As LongPtr, _
    ByVal length 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

ucol_keyHashCode = ctypes.cdll.icuin.ucol_keyHashCode
ucol_keyHashCode.restype = ctypes.c_int
ucol_keyHashCode.argtypes = [
    ctypes.POINTER(ctypes.c_ubyte),  # key : BYTE*
    ctypes.c_int,  # length : INT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
ucol_keyHashCode = Fiddle::Function.new(
  lib['ucol_keyHashCode'],
  [
    Fiddle::TYPE_VOIDP,  # key : BYTE*
    Fiddle::TYPE_INT,  # length : INT
  ],
  Fiddle::TYPE_INT, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn ucol_keyHashCode(
        key: *const u8,  // BYTE*
        length: i32  // INT
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern int ucol_keyHashCode(IntPtr key, int length);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_ucol_keyHashCode' -Namespace Win32 -PassThru
# $api::ucol_keyHashCode(key, length)

#uselib "icuin.dll"
#func global ucol_keyHashCode "ucol_keyHashCode" sptr, sptr
; ucol_keyHashCode varptr(key), length   ; 戻り値は stat
; key : BYTE* -> "sptr"
; length : INT -> "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。

出力引数:

#uselib "icuin.dll"
#cfunc global ucol_keyHashCode "ucol_keyHashCode" var, int
; res = ucol_keyHashCode(key, length)
; key : BYTE* -> "var"
; length : INT -> "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。#uselib "icuin.dll"
#cfunc global ucol_keyHashCode "ucol_keyHashCode" sptr, int
; res = ucol_keyHashCode(varptr(key), length)
; key : BYTE* -> "sptr"
; length : INT -> "int"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; INT ucol_keyHashCode(BYTE* key, INT length)
#uselib "icuin.dll"
#cfunc global ucol_keyHashCode "ucol_keyHashCode" var, int
; res = ucol_keyHashCode(key, length)
; key : BYTE* -> "var"
; length : INT -> "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。; INT ucol_keyHashCode(BYTE* key, INT length)
#uselib "icuin.dll"
#cfunc global ucol_keyHashCode "ucol_keyHashCode" intptr, int
; res = ucol_keyHashCode(varptr(key), length)
; key : BYTE* -> "intptr"
; length : INT -> "int"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

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

var (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procucol_keyHashCode = icuin.NewProc("ucol_keyHashCode")
)

// key (BYTE*), length (INT)
r1, _, err := procucol_keyHashCode.Call(
	uintptr(key),
	uintptr(length),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function ucol_keyHashCode(
  key: Pointer;   // BYTE*
  length: Integer   // INT
): Integer; cdecl;
  external 'icuin.dll' name 'ucol_keyHashCode';

result := DllCall("icuin\ucol_keyHashCode"
    , "Ptr", key   ; BYTE*
    , "Int", length   ; INT
    , "Cdecl Int")   ; return: INT

●ucol_keyHashCode(key, length) = DLL("icuin.dll", "int ucol_keyHashCode(void*, int)")
# 呼び出し: ucol_keyHashCode(key, length)
# key : BYTE* -> "void*"
# length : INT -> "int"
# 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。