ubidi_getParagraphByIndex

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

void ubidi_getParagraphByIndex(
    const UBiDi* pBiDi,
    INT paraIndex,
    INT* pParaStart,
    INT* pParaLimit,
    BYTE* pParaLevel,
    UErrorCode* pErrorCode
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Sub ubidi_getParagraphByIndex(
    ByRef pBiDi As IntPtr,   ' UBiDi*
    paraIndex As Integer,   ' INT
    ByRef pParaStart As Integer,   ' INT* in/out
    ByRef pParaLimit As Integer,   ' INT* in/out
    pParaLevel As IntPtr,   ' BYTE* in/out
    ByRef pErrorCode As Integer   ' UErrorCode* in/out
)
End Sub

' pBiDi : UBiDi*
' paraIndex : INT
' pParaStart : INT* in/out
' pParaLimit : INT* in/out
' pParaLevel : BYTE* in/out
' pErrorCode : UErrorCode* in/out
Declare PtrSafe Sub ubidi_getParagraphByIndex Lib "icuuc" ( _
    ByRef pBiDi As LongPtr, _
    ByVal paraIndex As Long, _
    ByRef pParaStart As Long, _
    ByRef pParaLimit As Long, _
    ByVal pParaLevel As LongPtr, _
    ByRef pErrorCode As Long)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ubidi_getParagraphByIndex = ctypes.cdll.icuuc.ubidi_getParagraphByIndex
ubidi_getParagraphByIndex.restype = None
ubidi_getParagraphByIndex.argtypes = [
    ctypes.c_void_p,  # pBiDi : UBiDi*
    ctypes.c_int,  # paraIndex : INT
    ctypes.POINTER(ctypes.c_int),  # pParaStart : INT* in/out
    ctypes.POINTER(ctypes.c_int),  # pParaLimit : INT* in/out
    ctypes.POINTER(ctypes.c_ubyte),  # pParaLevel : BYTE* in/out
    ctypes.c_void_p,  # pErrorCode : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
ubidi_getParagraphByIndex = Fiddle::Function.new(
  lib['ubidi_getParagraphByIndex'],
  [
    Fiddle::TYPE_VOIDP,  # pBiDi : UBiDi*
    Fiddle::TYPE_INT,  # paraIndex : INT
    Fiddle::TYPE_VOIDP,  # pParaStart : INT* in/out
    Fiddle::TYPE_VOIDP,  # pParaLimit : INT* in/out
    Fiddle::TYPE_VOIDP,  # pParaLevel : BYTE* in/out
    Fiddle::TYPE_VOIDP,  # pErrorCode : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOID, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn ubidi_getParagraphByIndex(
        pBiDi: *const isize,  // UBiDi*
        paraIndex: i32,  // INT
        pParaStart: *mut i32,  // INT* in/out
        pParaLimit: *mut i32,  // INT* in/out
        pParaLevel: *mut u8,  // BYTE* in/out
        pErrorCode: *mut i32  // UErrorCode* in/out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern void ubidi_getParagraphByIndex(ref IntPtr pBiDi, int paraIndex, ref int pParaStart, ref int pParaLimit, IntPtr pParaLevel, ref int pErrorCode);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_ubidi_getParagraphByIndex' -Namespace Win32 -PassThru
# $api::ubidi_getParagraphByIndex(pBiDi, paraIndex, pParaStart, pParaLimit, pParaLevel, pErrorCode)

#uselib "icuuc.dll"
#func global ubidi_getParagraphByIndex "ubidi_getParagraphByIndex" sptr, sptr, sptr, sptr, sptr, sptr
; ubidi_getParagraphByIndex pBiDi, paraIndex, varptr(pParaStart), varptr(pParaLimit), varptr(pParaLevel), pErrorCode
; pBiDi : UBiDi* -> "sptr"
; paraIndex : INT -> "sptr"
; pParaStart : INT* in/out -> "sptr"
; pParaLimit : INT* in/out -> "sptr"
; pParaLevel : BYTE* in/out -> "sptr"
; pErrorCode : UErrorCode* in/out -> "sptr"

#uselib "icuuc.dll"
#func global ubidi_getParagraphByIndex "ubidi_getParagraphByIndex" int, int, var, var, var, int
; ubidi_getParagraphByIndex pBiDi, paraIndex, pParaStart, pParaLimit, pParaLevel, pErrorCode
; pBiDi : UBiDi* -> "int"
; paraIndex : INT -> "int"
; pParaStart : INT* in/out -> "var"
; pParaLimit : INT* in/out -> "var"
; pParaLevel : BYTE* in/out -> "var"
; 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。

; void ubidi_getParagraphByIndex(UBiDi* pBiDi, INT paraIndex, INT* pParaStart, INT* pParaLimit, BYTE* pParaLevel, UErrorCode* pErrorCode)
#uselib "icuuc.dll"
#func global ubidi_getParagraphByIndex "ubidi_getParagraphByIndex" int, int, var, var, var, int
; ubidi_getParagraphByIndex pBiDi, paraIndex, pParaStart, pParaLimit, pParaLevel, pErrorCode
; pBiDi : UBiDi* -> "int"
; paraIndex : INT -> "int"
; pParaStart : INT* in/out -> "var"
; pParaLimit : INT* in/out -> "var"
; pParaLevel : BYTE* in/out -> "var"
; 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 (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procubidi_getParagraphByIndex = icuuc.NewProc("ubidi_getParagraphByIndex")
)

// pBiDi (UBiDi*), paraIndex (INT), pParaStart (INT* in/out), pParaLimit (INT* in/out), pParaLevel (BYTE* in/out), pErrorCode (UErrorCode* in/out)
r1, _, err := procubidi_getParagraphByIndex.Call(
	uintptr(pBiDi),
	uintptr(paraIndex),
	uintptr(pParaStart),
	uintptr(pParaLimit),
	uintptr(pParaLevel),
	uintptr(pErrorCode),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure ubidi_getParagraphByIndex(
  pBiDi: Pointer;   // UBiDi*
  paraIndex: Integer;   // INT
  pParaStart: Pointer;   // INT* in/out
  pParaLimit: Pointer;   // INT* in/out
  pParaLevel: Pointer;   // BYTE* in/out
  pErrorCode: Pointer   // UErrorCode* in/out
); cdecl;
  external 'icuuc.dll' name 'ubidi_getParagraphByIndex';

result := DllCall("icuuc\ubidi_getParagraphByIndex"
    , "Ptr", pBiDi   ; UBiDi*
    , "Int", paraIndex   ; INT
    , "Ptr", pParaStart   ; INT* in/out
    , "Ptr", pParaLimit   ; INT* in/out
    , "Ptr", pParaLevel   ; BYTE* in/out
    , "Ptr", pErrorCode   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: void

●ubidi_getParagraphByIndex(pBiDi, paraIndex, pParaStart, pParaLimit, pParaLevel, pErrorCode) = DLL("icuuc.dll", "int ubidi_getParagraphByIndex(void*, int, void*, void*, void*, void*)")
# 呼び出し: ubidi_getParagraphByIndex(pBiDi, paraIndex, pParaStart, pParaLimit, pParaLevel, pErrorCode)
# pBiDi : UBiDi* -> "void*"
# paraIndex : INT -> "int"
# pParaStart : INT* in/out -> "void*"
# pParaLimit : INT* in/out -> "void*"
# pParaLevel : BYTE* in/out -> "void*"
# 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。