ucol_getReorderCodes

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

INT ucol_getReorderCodes(
    const UCollator* coll,
    INT* dest,
    INT destCapacity,
    UErrorCode* pErrorCode
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ucol_getReorderCodes(
    ByRef coll As IntPtr,   ' UCollator*
    ByRef dest As Integer,   ' INT* in/out
    destCapacity As Integer,   ' INT
    ByRef pErrorCode As Integer   ' UErrorCode* in/out
) As Integer
End Function

' coll : UCollator*
' dest : INT* in/out
' destCapacity : INT
' pErrorCode : UErrorCode* in/out
Declare PtrSafe Function ucol_getReorderCodes Lib "icuin" ( _
    ByRef coll As LongPtr, _
    ByRef dest As Long, _
    ByVal destCapacity As Long, _
    ByRef pErrorCode 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_getReorderCodes = ctypes.cdll.icuin.ucol_getReorderCodes
ucol_getReorderCodes.restype = ctypes.c_int
ucol_getReorderCodes.argtypes = [
    ctypes.c_void_p,  # coll : UCollator*
    ctypes.POINTER(ctypes.c_int),  # dest : INT* in/out
    ctypes.c_int,  # destCapacity : INT
    ctypes.c_void_p,  # pErrorCode : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
ucol_getReorderCodes = Fiddle::Function.new(
  lib['ucol_getReorderCodes'],
  [
    Fiddle::TYPE_VOIDP,  # coll : UCollator*
    Fiddle::TYPE_VOIDP,  # dest : INT* in/out
    Fiddle::TYPE_INT,  # destCapacity : INT
    Fiddle::TYPE_VOIDP,  # pErrorCode : UErrorCode* in/out
  ],
  Fiddle::TYPE_INT, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn ucol_getReorderCodes(
        coll: *const isize,  // UCollator*
        dest: *mut i32,  // INT* in/out
        destCapacity: i32,  // INT
        pErrorCode: *mut i32  // UErrorCode* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern int ucol_getReorderCodes(ref IntPtr coll, ref int dest, int destCapacity, ref int pErrorCode);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_ucol_getReorderCodes' -Namespace Win32 -PassThru
# $api::ucol_getReorderCodes(coll, dest, destCapacity, pErrorCode)

#uselib "icuin.dll"
#func global ucol_getReorderCodes "ucol_getReorderCodes" sptr, sptr, sptr, sptr
; ucol_getReorderCodes coll, varptr(dest), destCapacity, pErrorCode   ; 戻り値は stat
; coll : UCollator* -> "sptr"
; dest : INT* in/out -> "sptr"
; destCapacity : INT -> "sptr"
; pErrorCode : 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 ucol_getReorderCodes "ucol_getReorderCodes" int, var, int, int
; res = ucol_getReorderCodes(coll, dest, destCapacity, pErrorCode)
; coll : UCollator* -> "int"
; dest : INT* in/out -> "var"
; destCapacity : INT -> "int"
; pErrorCode : 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。

; INT ucol_getReorderCodes(UCollator* coll, INT* dest, INT destCapacity, UErrorCode* pErrorCode)
#uselib "icuin.dll"
#cfunc global ucol_getReorderCodes "ucol_getReorderCodes" int, var, int, int
; res = ucol_getReorderCodes(coll, dest, destCapacity, pErrorCode)
; coll : UCollator* -> "int"
; dest : INT* in/out -> "var"
; destCapacity : INT -> "int"
; pErrorCode : 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")
	procucol_getReorderCodes = icuin.NewProc("ucol_getReorderCodes")
)

// coll (UCollator*), dest (INT* in/out), destCapacity (INT), pErrorCode (UErrorCode* in/out)
r1, _, err := procucol_getReorderCodes.Call(
	uintptr(coll),
	uintptr(dest),
	uintptr(destCapacity),
	uintptr(pErrorCode),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function ucol_getReorderCodes(
  coll: Pointer;   // UCollator*
  dest: Pointer;   // INT* in/out
  destCapacity: Integer;   // INT
  pErrorCode: Pointer   // UErrorCode* in/out
): Integer; cdecl;
  external 'icuin.dll' name 'ucol_getReorderCodes';

result := DllCall("icuin\ucol_getReorderCodes"
    , "Ptr", coll   ; UCollator*
    , "Ptr", dest   ; INT* in/out
    , "Int", destCapacity   ; INT
    , "Ptr", pErrorCode   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: INT

●ucol_getReorderCodes(coll, dest, destCapacity, pErrorCode) = DLL("icuin.dll", "int ucol_getReorderCodes(void*, void*, int, void*)")
# 呼び出し: ucol_getReorderCodes(coll, dest, destCapacity, pErrorCode)
# coll : UCollator* -> "void*"
# dest : INT* in/out -> "void*"
# destCapacity : INT -> "int"
# pErrorCode : 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。