uset_containsString

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

CHAR uset_containsString(
    const USet* set,
    const WORD* str,
    INT strLen
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function uset_containsString(
    ByRef [set] As IntPtr,   ' USet*
    ByRef str As UShort,   ' WORD*
    strLen As Integer   ' INT
) As SByte
End Function

' set : USet*
' str : WORD*
' strLen : INT
Declare PtrSafe Function uset_containsString Lib "icuuc" ( _
    ByRef set As LongPtr, _
    ByRef str As Integer, _
    ByVal strLen As Long) As Byte
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

uset_containsString = ctypes.cdll.icuuc.uset_containsString
uset_containsString.restype = ctypes.c_byte
uset_containsString.argtypes = [
    ctypes.c_void_p,  # set : USet*
    ctypes.POINTER(ctypes.c_ushort),  # str : WORD*
    ctypes.c_int,  # strLen : INT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
uset_containsString = Fiddle::Function.new(
  lib['uset_containsString'],
  [
    Fiddle::TYPE_VOIDP,  # set : USet*
    Fiddle::TYPE_VOIDP,  # str : WORD*
    Fiddle::TYPE_INT,  # strLen : INT
  ],
  Fiddle::TYPE_CHAR, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn uset_containsString(
        set: *const isize,  // USet*
        str: *const u16,  // WORD*
        strLen: i32  // INT
    ) -> i8;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern sbyte uset_containsString(ref IntPtr set, ref ushort str, int strLen);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_uset_containsString' -Namespace Win32 -PassThru
# $api::uset_containsString(set, str, strLen)

#uselib "icuuc.dll"
#func global uset_containsString "uset_containsString" sptr, sptr, sptr
; uset_containsString set, varptr(str), strLen   ; 戻り値は stat
; set : USet* -> "sptr"
; str : WORD* -> "sptr"
; strLen : 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。

#uselib "icuuc.dll"
#cfunc global uset_containsString "uset_containsString" int, var, int
; res = uset_containsString(set, str, strLen)
; set : USet* -> "int"
; str : WORD* -> "var"
; strLen : 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。

; CHAR uset_containsString(USet* set, WORD* str, INT strLen)
#uselib "icuuc.dll"
#cfunc global uset_containsString "uset_containsString" int, var, int
; res = uset_containsString(set, str, strLen)
; set : USet* -> "int"
; str : WORD* -> "var"
; strLen : 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。

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procuset_containsString = icuuc.NewProc("uset_containsString")
)

// set (USet*), str (WORD*), strLen (INT)
r1, _, err := procuset_containsString.Call(
	uintptr(set),
	uintptr(str),
	uintptr(strLen),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CHAR

function uset_containsString(
  set: Pointer;   // USet*
  str: Pointer;   // WORD*
  strLen: Integer   // INT
): Shortint; cdecl;
  external 'icuuc.dll' name 'uset_containsString';

result := DllCall("icuuc\uset_containsString"
    , "Ptr", set   ; USet*
    , "Ptr", str   ; WORD*
    , "Int", strLen   ; INT
    , "Cdecl Char")   ; return: CHAR

●uset_containsString(set, str, strLen) = DLL("icuuc.dll", "char uset_containsString(void*, void*, int)")
# 呼び出し: uset_containsString(set, str, strLen)
# set : USet* -> "void*"
# str : WORD* -> "void*"
# strLen : 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。