ScriptCPtoX

// USP10.dll
#include <windows.h>

HRESULT ScriptCPtoX(
    INT iCP,
    BOOL fTrailing,
    INT cChars,
    INT cGlyphs,
    const WORD* pwLogClust,
    const SCRIPT_VISATTR* psva,
    const INT* piAdvance,
    const SCRIPT_ANALYSIS* psa,
    INT* piX
);

<DllImport("USP10.dll", ExactSpelling:=True)>
Public Shared Function ScriptCPtoX(
    iCP As Integer,   ' INT
    fTrailing As Boolean,   ' BOOL
    cChars As Integer,   ' INT
    cGlyphs As Integer,   ' INT
    ByRef pwLogClust As UShort,   ' WORD*
    psva As IntPtr,   ' SCRIPT_VISATTR*
    ByRef piAdvance As Integer,   ' INT*
    psa As IntPtr,   ' SCRIPT_ANALYSIS*
    ByRef piX As Integer   ' INT* in/out
) As Integer
End Function

' iCP : INT
' fTrailing : BOOL
' cChars : INT
' cGlyphs : INT
' pwLogClust : WORD*
' psva : SCRIPT_VISATTR*
' piAdvance : INT*
' psa : SCRIPT_ANALYSIS*
' piX : INT* in/out
Declare PtrSafe Function ScriptCPtoX Lib "usp10" ( _
    ByVal iCP As Long, _
    ByVal fTrailing As Long, _
    ByVal cChars As Long, _
    ByVal cGlyphs As Long, _
    ByRef pwLogClust As Integer, _
    ByVal psva As LongPtr, _
    ByRef piAdvance As Long, _
    ByVal psa As LongPtr, _
    ByRef piX 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

ScriptCPtoX = ctypes.windll.usp10.ScriptCPtoX
ScriptCPtoX.restype = ctypes.c_int
ScriptCPtoX.argtypes = [
    ctypes.c_int,  # iCP : INT
    wintypes.BOOL,  # fTrailing : BOOL
    ctypes.c_int,  # cChars : INT
    ctypes.c_int,  # cGlyphs : INT
    ctypes.POINTER(ctypes.c_ushort),  # pwLogClust : WORD*
    ctypes.c_void_p,  # psva : SCRIPT_VISATTR*
    ctypes.POINTER(ctypes.c_int),  # piAdvance : INT*
    ctypes.c_void_p,  # psa : SCRIPT_ANALYSIS*
    ctypes.POINTER(ctypes.c_int),  # piX : INT* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USP10.dll')
ScriptCPtoX = Fiddle::Function.new(
  lib['ScriptCPtoX'],
  [
    Fiddle::TYPE_INT,  # iCP : INT
    Fiddle::TYPE_INT,  # fTrailing : BOOL
    Fiddle::TYPE_INT,  # cChars : INT
    Fiddle::TYPE_INT,  # cGlyphs : INT
    Fiddle::TYPE_VOIDP,  # pwLogClust : WORD*
    Fiddle::TYPE_VOIDP,  # psva : SCRIPT_VISATTR*
    Fiddle::TYPE_VOIDP,  # piAdvance : INT*
    Fiddle::TYPE_VOIDP,  # psa : SCRIPT_ANALYSIS*
    Fiddle::TYPE_VOIDP,  # piX : INT* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "usp10")]
extern "system" {
    fn ScriptCPtoX(
        iCP: i32,  // INT
        fTrailing: i32,  // BOOL
        cChars: i32,  // INT
        cGlyphs: i32,  // INT
        pwLogClust: *const u16,  // WORD*
        psva: *const SCRIPT_VISATTR,  // SCRIPT_VISATTR*
        piAdvance: *const i32,  // INT*
        psa: *const SCRIPT_ANALYSIS,  // SCRIPT_ANALYSIS*
        piX: *mut i32  // INT* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("USP10.dll")]
public static extern int ScriptCPtoX(int iCP, bool fTrailing, int cChars, int cGlyphs, ref ushort pwLogClust, IntPtr psva, ref int piAdvance, IntPtr psa, ref int piX);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USP10_ScriptCPtoX' -Namespace Win32 -PassThru
# $api::ScriptCPtoX(iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piX)

#uselib "USP10.dll"
#func global ScriptCPtoX "ScriptCPtoX" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; ScriptCPtoX iCP, fTrailing, cChars, cGlyphs, varptr(pwLogClust), varptr(psva), varptr(piAdvance), varptr(psa), varptr(piX)   ; 戻り値は stat
; iCP : INT -> "sptr"
; fTrailing : BOOL -> "sptr"
; cChars : INT -> "sptr"
; cGlyphs : INT -> "sptr"
; pwLogClust : WORD* -> "sptr"
; psva : SCRIPT_VISATTR* -> "sptr"
; piAdvance : INT* -> "sptr"
; psa : SCRIPT_ANALYSIS* -> "sptr"
; piX : INT* 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 "USP10.dll"
#cfunc global ScriptCPtoX "ScriptCPtoX" int, int, int, int, var, var, var, var, var
; res = ScriptCPtoX(iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piX)
; iCP : INT -> "int"
; fTrailing : BOOL -> "int"
; cChars : INT -> "int"
; cGlyphs : INT -> "int"
; pwLogClust : WORD* -> "var"
; psva : SCRIPT_VISATTR* -> "var"
; piAdvance : INT* -> "var"
; psa : SCRIPT_ANALYSIS* -> "var"
; piX : INT* in/out -> "var"
; ※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。

; HRESULT ScriptCPtoX(INT iCP, BOOL fTrailing, INT cChars, INT cGlyphs, WORD* pwLogClust, SCRIPT_VISATTR* psva, INT* piAdvance, SCRIPT_ANALYSIS* psa, INT* piX)
#uselib "USP10.dll"
#cfunc global ScriptCPtoX "ScriptCPtoX" int, int, int, int, var, var, var, var, var
; res = ScriptCPtoX(iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piX)
; iCP : INT -> "int"
; fTrailing : BOOL -> "int"
; cChars : INT -> "int"
; cGlyphs : INT -> "int"
; pwLogClust : WORD* -> "var"
; psva : SCRIPT_VISATTR* -> "var"
; piAdvance : INT* -> "var"
; psa : SCRIPT_ANALYSIS* -> "var"
; piX : INT* in/out -> "var"
; ※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 (
	usp10 = windows.NewLazySystemDLL("USP10.dll")
	procScriptCPtoX = usp10.NewProc("ScriptCPtoX")
)

// iCP (INT), fTrailing (BOOL), cChars (INT), cGlyphs (INT), pwLogClust (WORD*), psva (SCRIPT_VISATTR*), piAdvance (INT*), psa (SCRIPT_ANALYSIS*), piX (INT* in/out)
r1, _, err := procScriptCPtoX.Call(
	uintptr(iCP),
	uintptr(fTrailing),
	uintptr(cChars),
	uintptr(cGlyphs),
	uintptr(pwLogClust),
	uintptr(psva),
	uintptr(piAdvance),
	uintptr(psa),
	uintptr(piX),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function ScriptCPtoX(
  iCP: Integer;   // INT
  fTrailing: BOOL;   // BOOL
  cChars: Integer;   // INT
  cGlyphs: Integer;   // INT
  pwLogClust: Pointer;   // WORD*
  psva: Pointer;   // SCRIPT_VISATTR*
  piAdvance: Pointer;   // INT*
  psa: Pointer;   // SCRIPT_ANALYSIS*
  piX: Pointer   // INT* in/out
): Integer; stdcall;
  external 'USP10.dll' name 'ScriptCPtoX';

result := DllCall("USP10\ScriptCPtoX"
    , "Int", iCP   ; INT
    , "Int", fTrailing   ; BOOL
    , "Int", cChars   ; INT
    , "Int", cGlyphs   ; INT
    , "Ptr", pwLogClust   ; WORD*
    , "Ptr", psva   ; SCRIPT_VISATTR*
    , "Ptr", piAdvance   ; INT*
    , "Ptr", psa   ; SCRIPT_ANALYSIS*
    , "Ptr", piX   ; INT* in/out
    , "Int")   ; return: HRESULT

●ScriptCPtoX(iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piX) = DLL("USP10.dll", "int ScriptCPtoX(int, bool, int, int, void*, void*, void*, void*, void*)")
# 呼び出し: ScriptCPtoX(iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piX)
# iCP : INT -> "int"
# fTrailing : BOOL -> "bool"
# cChars : INT -> "int"
# cGlyphs : INT -> "int"
# pwLogClust : WORD* -> "void*"
# psva : SCRIPT_VISATTR* -> "void*"
# piAdvance : INT* -> "void*"
# psa : SCRIPT_ANALYSIS* -> "void*"
# piX : INT* 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)。