usprep_prepare

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

INT usprep_prepare(
    const UStringPrepProfile* prep,
    const WORD* src,
    INT srcLength,
    WORD* dest,
    INT destCapacity,
    INT options,
    UParseError* parseError,
    UErrorCode* status
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function usprep_prepare(
    ByRef prep As IntPtr,   ' UStringPrepProfile*
    ByRef src As UShort,   ' WORD*
    srcLength As Integer,   ' INT
    ByRef dest As UShort,   ' WORD* in/out
    destCapacity As Integer,   ' INT
    options As Integer,   ' INT
    parseError As IntPtr,   ' UParseError* in/out
    ByRef status As Integer   ' UErrorCode* in/out
) As Integer
End Function

' prep : UStringPrepProfile*
' src : WORD*
' srcLength : INT
' dest : WORD* in/out
' destCapacity : INT
' options : INT
' parseError : UParseError* in/out
' status : UErrorCode* in/out
Declare PtrSafe Function usprep_prepare Lib "icuuc" ( _
    ByRef prep As LongPtr, _
    ByRef src As Integer, _
    ByVal srcLength As Long, _
    ByRef dest As Integer, _
    ByVal destCapacity As Long, _
    ByVal options As Long, _
    ByVal parseError As LongPtr, _
    ByRef status 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

usprep_prepare = ctypes.cdll.icuuc.usprep_prepare
usprep_prepare.restype = ctypes.c_int
usprep_prepare.argtypes = [
    ctypes.c_void_p,  # prep : UStringPrepProfile*
    ctypes.POINTER(ctypes.c_ushort),  # src : WORD*
    ctypes.c_int,  # srcLength : INT
    ctypes.POINTER(ctypes.c_ushort),  # dest : WORD* in/out
    ctypes.c_int,  # destCapacity : INT
    ctypes.c_int,  # options : INT
    ctypes.c_void_p,  # parseError : UParseError* in/out
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
usprep_prepare = Fiddle::Function.new(
  lib['usprep_prepare'],
  [
    Fiddle::TYPE_VOIDP,  # prep : UStringPrepProfile*
    Fiddle::TYPE_VOIDP,  # src : WORD*
    Fiddle::TYPE_INT,  # srcLength : INT
    Fiddle::TYPE_VOIDP,  # dest : WORD* in/out
    Fiddle::TYPE_INT,  # destCapacity : INT
    Fiddle::TYPE_INT,  # options : INT
    Fiddle::TYPE_VOIDP,  # parseError : UParseError* in/out
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_INT, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn usprep_prepare(
        prep: *const isize,  // UStringPrepProfile*
        src: *const u16,  // WORD*
        srcLength: i32,  // INT
        dest: *mut u16,  // WORD* in/out
        destCapacity: i32,  // INT
        options: i32,  // INT
        parseError: *mut UParseError,  // UParseError* in/out
        status: *mut i32  // UErrorCode* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern int usprep_prepare(ref IntPtr prep, ref ushort src, int srcLength, ref ushort dest, int destCapacity, int options, IntPtr parseError, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_usprep_prepare' -Namespace Win32 -PassThru
# $api::usprep_prepare(prep, src, srcLength, dest, destCapacity, options, parseError, status)

#uselib "icuuc.dll"
#func global usprep_prepare "usprep_prepare" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; usprep_prepare prep, varptr(src), srcLength, varptr(dest), destCapacity, options, varptr(parseError), status   ; 戻り値は stat
; prep : UStringPrepProfile* -> "sptr"
; src : WORD* -> "sptr"
; srcLength : INT -> "sptr"
; dest : WORD* in/out -> "sptr"
; destCapacity : INT -> "sptr"
; options : INT -> "sptr"
; parseError : UParseError* 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 "icuuc.dll"
#cfunc global usprep_prepare "usprep_prepare" int, var, int, var, int, int, var, int
; res = usprep_prepare(prep, src, srcLength, dest, destCapacity, options, parseError, status)
; prep : UStringPrepProfile* -> "int"
; src : WORD* -> "var"
; srcLength : INT -> "int"
; dest : WORD* in/out -> "var"
; destCapacity : INT -> "int"
; options : INT -> "int"
; parseError : UParseError* in/out -> "var"
; 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。

; INT usprep_prepare(UStringPrepProfile* prep, WORD* src, INT srcLength, WORD* dest, INT destCapacity, INT options, UParseError* parseError, UErrorCode* status)
#uselib "icuuc.dll"
#cfunc global usprep_prepare "usprep_prepare" int, var, int, var, int, int, var, int
; res = usprep_prepare(prep, src, srcLength, dest, destCapacity, options, parseError, status)
; prep : UStringPrepProfile* -> "int"
; src : WORD* -> "var"
; srcLength : INT -> "int"
; dest : WORD* in/out -> "var"
; destCapacity : INT -> "int"
; options : INT -> "int"
; parseError : UParseError* in/out -> "var"
; 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 (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procusprep_prepare = icuuc.NewProc("usprep_prepare")
)

// prep (UStringPrepProfile*), src (WORD*), srcLength (INT), dest (WORD* in/out), destCapacity (INT), options (INT), parseError (UParseError* in/out), status (UErrorCode* in/out)
r1, _, err := procusprep_prepare.Call(
	uintptr(prep),
	uintptr(src),
	uintptr(srcLength),
	uintptr(dest),
	uintptr(destCapacity),
	uintptr(options),
	uintptr(parseError),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function usprep_prepare(
  prep: Pointer;   // UStringPrepProfile*
  src: Pointer;   // WORD*
  srcLength: Integer;   // INT
  dest: Pointer;   // WORD* in/out
  destCapacity: Integer;   // INT
  options: Integer;   // INT
  parseError: Pointer;   // UParseError* in/out
  status: Pointer   // UErrorCode* in/out
): Integer; cdecl;
  external 'icuuc.dll' name 'usprep_prepare';

result := DllCall("icuuc\usprep_prepare"
    , "Ptr", prep   ; UStringPrepProfile*
    , "Ptr", src   ; WORD*
    , "Int", srcLength   ; INT
    , "Ptr", dest   ; WORD* in/out
    , "Int", destCapacity   ; INT
    , "Int", options   ; INT
    , "Ptr", parseError   ; UParseError* in/out
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: INT

●usprep_prepare(prep, src, srcLength, dest, destCapacity, options, parseError, status) = DLL("icuuc.dll", "int usprep_prepare(void*, void*, int, void*, int, int, void*, void*)")
# 呼び出し: usprep_prepare(prep, src, srcLength, dest, destCapacity, options, parseError, status)
# prep : UStringPrepProfile* -> "void*"
# src : WORD* -> "void*"
# srcLength : INT -> "int"
# dest : WORD* in/out -> "void*"
# destCapacity : INT -> "int"
# options : INT -> "int"
# parseError : UParseError* 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。