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uaw_wcschr

関数

アドレス未整列対応版で文字列中の指定文字を前方検索する。

DLLKERNEL32.dll呼出規約winapi

シグネチャ

// KERNEL32.dll
#include <windows.h>

WORD* uaw_wcschr(
    WORD* String,
    WCHAR Character
);

パラメーター

名前	型	方向
String	WORD*	in
Character	WCHAR	in

戻り値の型: WORD*

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

WORD* uaw_wcschr(
    WORD* String,
    WCHAR Character
);

[DllImport("KERNEL32.dll", ExactSpelling = true)]
static extern IntPtr uaw_wcschr(
    ref ushort String,   // WORD*
    char Character   // WCHAR
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function uaw_wcschr(
    ByRef [String] As UShort,   ' WORD*
    Character As Char   ' WCHAR
) As IntPtr
End Function

' String : WORD*
' Character : WCHAR
Declare PtrSafe Function uaw_wcschr Lib "kernel32" ( _
    ByRef String As Integer, _
    ByVal Character As Integer) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

uaw_wcschr = ctypes.windll.kernel32.uaw_wcschr
uaw_wcschr.restype = ctypes.c_void_p
uaw_wcschr.argtypes = [
    ctypes.POINTER(ctypes.c_ushort),  # String : WORD*
    ctypes.c_wchar,  # Character : WCHAR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
uaw_wcschr = Fiddle::Function.new(
  lib['uaw_wcschr'],
  [
    Fiddle::TYPE_VOIDP,  # String : WORD*
    Fiddle::TYPE_SHORT,  # Character : WCHAR
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "kernel32")]
extern "system" {
    fn uaw_wcschr(
        String: *mut u16,  // WORD*
        Character: u16  // WCHAR
    ) -> *mut u16;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll")]
public static extern IntPtr uaw_wcschr(ref ushort String, char Character);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_uaw_wcschr' -Namespace Win32 -PassThru
# $api::uaw_wcschr(String, Character)

#uselib "KERNEL32.dll"
#func global uaw_wcschr "uaw_wcschr" sptr, sptr
; uaw_wcschr varptr(String), Character   ; 戻り値は stat
; String : WORD* -> "sptr"
; Character : WCHAR -> "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 "KERNEL32.dll"
#cfunc global uaw_wcschr "uaw_wcschr" var, int
; res = uaw_wcschr(String, Character)
; String : WORD* -> "var"
; Character : WCHAR -> "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 "KERNEL32.dll"
#cfunc global uaw_wcschr "uaw_wcschr" sptr, int
; res = uaw_wcschr(varptr(String), Character)
; String : WORD* -> "sptr"
; Character : WCHAR -> "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:

; WORD* uaw_wcschr(WORD* String, WCHAR Character)
#uselib "KERNEL32.dll"
#cfunc global uaw_wcschr "uaw_wcschr" var, int
; res = uaw_wcschr(String, Character)
; String : WORD* -> "var"
; Character : WCHAR -> "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。; WORD* uaw_wcschr(WORD* String, WCHAR Character)
#uselib "KERNEL32.dll"
#cfunc global uaw_wcschr "uaw_wcschr" intptr, int
; res = uaw_wcschr(varptr(String), Character)
; String : WORD* -> "intptr"
; Character : WCHAR -> "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 (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procuaw_wcschr = kernel32.NewProc("uaw_wcschr")
)

// String (WORD*), Character (WCHAR)
r1, _, err := procuaw_wcschr.Call(
	uintptr(String),
	uintptr(Character),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WORD*

function uaw_wcschr(
  String: Pointer;   // WORD*
  Character: WideChar   // WCHAR
): Pointer; stdcall;
  external 'KERNEL32.dll' name 'uaw_wcschr';

result := DllCall("KERNEL32\uaw_wcschr"
    , "Ptr", String   ; WORD*
    , "Short", Character   ; WCHAR
    , "Ptr")   ; return: WORD*

●uaw_wcschr(String, Character) = DLL("KERNEL32.dll", "void* uaw_wcschr(void*, int)")
# 呼び出し: uaw_wcschr(String, Character)
# String : WORD* -> "void*"
# Character : WCHAR -> "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)。