usearch_open

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

UStringSearch* usearch_open(
    const WORD* pattern,
    INT patternlength,
    const WORD* text,
    INT textlength,
    LPCSTR locale,
    UBreakIterator* breakiter,
    UErrorCode* status
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function usearch_open(
    ByRef pattern As UShort,   ' WORD*
    patternlength As Integer,   ' INT
    ByRef text As UShort,   ' WORD*
    textlength As Integer,   ' INT
    <MarshalAs(UnmanagedType.LPStr)> locale As String,   ' LPCSTR
    ByRef breakiter As IntPtr,   ' UBreakIterator* in/out
    ByRef status As Integer   ' UErrorCode* in/out
) As IntPtr
End Function

' pattern : WORD*
' patternlength : INT
' text : WORD*
' textlength : INT
' locale : LPCSTR
' breakiter : UBreakIterator* in/out
' status : UErrorCode* in/out
Declare PtrSafe Function usearch_open Lib "icuin" ( _
    ByRef pattern As Integer, _
    ByVal patternlength As Long, _
    ByRef text As Integer, _
    ByVal textlength As Long, _
    ByVal locale As String, _
    ByRef breakiter As LongPtr, _
    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

usearch_open = ctypes.cdll.icuin.usearch_open
usearch_open.restype = ctypes.c_void_p
usearch_open.argtypes = [
    ctypes.POINTER(ctypes.c_ushort),  # pattern : WORD*
    ctypes.c_int,  # patternlength : INT
    ctypes.POINTER(ctypes.c_ushort),  # text : WORD*
    ctypes.c_int,  # textlength : INT
    wintypes.LPCSTR,  # locale : LPCSTR
    ctypes.c_void_p,  # breakiter : UBreakIterator* in/out
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
usearch_open = Fiddle::Function.new(
  lib['usearch_open'],
  [
    Fiddle::TYPE_VOIDP,  # pattern : WORD*
    Fiddle::TYPE_INT,  # patternlength : INT
    Fiddle::TYPE_VOIDP,  # text : WORD*
    Fiddle::TYPE_INT,  # textlength : INT
    Fiddle::TYPE_VOIDP,  # locale : LPCSTR
    Fiddle::TYPE_VOIDP,  # breakiter : UBreakIterator* in/out
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOIDP, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn usearch_open(
        pattern: *const u16,  // WORD*
        patternlength: i32,  // INT
        text: *const u16,  // WORD*
        textlength: i32,  // INT
        locale: *const u8,  // LPCSTR
        breakiter: *mut isize,  // UBreakIterator* in/out
        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 usearch_open(ref ushort pattern, int patternlength, ref ushort text, int textlength, [MarshalAs(UnmanagedType.LPStr)] string locale, ref IntPtr breakiter, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_usearch_open' -Namespace Win32 -PassThru
# $api::usearch_open(pattern, patternlength, text, textlength, locale, breakiter, status)

#uselib "icuin.dll"
#func global usearch_open "usearch_open" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; usearch_open varptr(pattern), patternlength, varptr(text), textlength, locale, breakiter, status   ; 戻り値は stat
; pattern : WORD* -> "sptr"
; patternlength : INT -> "sptr"
; text : WORD* -> "sptr"
; textlength : INT -> "sptr"
; locale : LPCSTR -> "sptr"
; breakiter : UBreakIterator* in/out -> "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 usearch_open "usearch_open" var, int, var, int, str, int, int
; res = usearch_open(pattern, patternlength, text, textlength, locale, breakiter, status)
; pattern : WORD* -> "var"
; patternlength : INT -> "int"
; text : WORD* -> "var"
; textlength : INT -> "int"
; locale : LPCSTR -> "str"
; breakiter : UBreakIterator* in/out -> "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。

; UStringSearch* usearch_open(WORD* pattern, INT patternlength, WORD* text, INT textlength, LPCSTR locale, UBreakIterator* breakiter, UErrorCode* status)
#uselib "icuin.dll"
#cfunc global usearch_open "usearch_open" var, int, var, int, str, int, int
; res = usearch_open(pattern, patternlength, text, textlength, locale, breakiter, status)
; pattern : WORD* -> "var"
; patternlength : INT -> "int"
; text : WORD* -> "var"
; textlength : INT -> "int"
; locale : LPCSTR -> "str"
; breakiter : UBreakIterator* in/out -> "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")
	procusearch_open = icuin.NewProc("usearch_open")
)

// pattern (WORD*), patternlength (INT), text (WORD*), textlength (INT), locale (LPCSTR), breakiter (UBreakIterator* in/out), status (UErrorCode* in/out)
r1, _, err := procusearch_open.Call(
	uintptr(pattern),
	uintptr(patternlength),
	uintptr(text),
	uintptr(textlength),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(locale))),
	uintptr(breakiter),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UStringSearch*

function usearch_open(
  pattern: Pointer;   // WORD*
  patternlength: Integer;   // INT
  text: Pointer;   // WORD*
  textlength: Integer;   // INT
  locale: PAnsiChar;   // LPCSTR
  breakiter: Pointer;   // UBreakIterator* in/out
  status: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuin.dll' name 'usearch_open';

result := DllCall("icuin\usearch_open"
    , "Ptr", pattern   ; WORD*
    , "Int", patternlength   ; INT
    , "Ptr", text   ; WORD*
    , "Int", textlength   ; INT
    , "AStr", locale   ; LPCSTR
    , "Ptr", breakiter   ; UBreakIterator* in/out
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Ptr")   ; return: UStringSearch*

●usearch_open(pattern, patternlength, text, textlength, locale, breakiter, status) = DLL("icuin.dll", "void* usearch_open(void*, int, void*, int, char*, void*, void*)")
# 呼び出し: usearch_open(pattern, patternlength, text, textlength, locale, breakiter, status)
# pattern : WORD* -> "void*"
# patternlength : INT -> "int"
# text : WORD* -> "void*"
# textlength : INT -> "int"
# locale : LPCSTR -> "char*"
# breakiter : UBreakIterator* in/out -> "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。