AddStroke

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

HRESULT AddStroke(
    HRECOCONTEXT hrc,
    const PACKET_DESCRIPTION* pPacketDesc,
    DWORD cbPacket,
    const BYTE* pPacket,
    const XFORM* pXForm
);

<DllImport("inkobjcore.dll", ExactSpelling:=True)>
Public Shared Function AddStroke(
    hrc As IntPtr,   ' HRECOCONTEXT
    pPacketDesc As IntPtr,   ' PACKET_DESCRIPTION*
    cbPacket As UInteger,   ' DWORD
    pPacket As IntPtr,   ' BYTE*
    pXForm As IntPtr   ' XFORM*
) As Integer
End Function

' hrc : HRECOCONTEXT
' pPacketDesc : PACKET_DESCRIPTION*
' cbPacket : DWORD
' pPacket : BYTE*
' pXForm : XFORM*
Declare PtrSafe Function AddStroke Lib "inkobjcore" ( _
    ByVal hrc As LongPtr, _
    ByVal pPacketDesc As LongPtr, _
    ByVal cbPacket As Long, _
    ByVal pPacket As LongPtr, _
    ByVal pXForm As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

AddStroke = ctypes.windll.inkobjcore.AddStroke
AddStroke.restype = ctypes.c_int
AddStroke.argtypes = [
    wintypes.HANDLE,  # hrc : HRECOCONTEXT
    ctypes.c_void_p,  # pPacketDesc : PACKET_DESCRIPTION*
    wintypes.DWORD,  # cbPacket : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pPacket : BYTE*
    ctypes.c_void_p,  # pXForm : XFORM*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('inkobjcore.dll')
AddStroke = Fiddle::Function.new(
  lib['AddStroke'],
  [
    Fiddle::TYPE_VOIDP,  # hrc : HRECOCONTEXT
    Fiddle::TYPE_VOIDP,  # pPacketDesc : PACKET_DESCRIPTION*
    -Fiddle::TYPE_INT,  # cbPacket : DWORD
    Fiddle::TYPE_VOIDP,  # pPacket : BYTE*
    Fiddle::TYPE_VOIDP,  # pXForm : XFORM*
  ],
  Fiddle::TYPE_INT)

#[link(name = "inkobjcore")]
extern "system" {
    fn AddStroke(
        hrc: *mut core::ffi::c_void,  // HRECOCONTEXT
        pPacketDesc: *const PACKET_DESCRIPTION,  // PACKET_DESCRIPTION*
        cbPacket: u32,  // DWORD
        pPacket: *const u8,  // BYTE*
        pXForm: *const XFORM  // XFORM*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("inkobjcore.dll")]
public static extern int AddStroke(IntPtr hrc, IntPtr pPacketDesc, uint cbPacket, IntPtr pPacket, IntPtr pXForm);
"@
$api = Add-Type -MemberDefinition $sig -Name 'inkobjcore_AddStroke' -Namespace Win32 -PassThru
# $api::AddStroke(hrc, pPacketDesc, cbPacket, pPacket, pXForm)

#uselib "inkobjcore.dll"
#func global AddStroke "AddStroke" sptr, sptr, sptr, sptr, sptr
; AddStroke hrc, varptr(pPacketDesc), cbPacket, varptr(pPacket), varptr(pXForm)   ; 戻り値は stat
; hrc : HRECOCONTEXT -> "sptr"
; pPacketDesc : PACKET_DESCRIPTION* -> "sptr"
; cbPacket : DWORD -> "sptr"
; pPacket : BYTE* -> "sptr"
; pXForm : XFORM* -> "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 "inkobjcore.dll"
#cfunc global AddStroke "AddStroke" sptr, var, int, var, var
; res = AddStroke(hrc, pPacketDesc, cbPacket, pPacket, pXForm)
; hrc : HRECOCONTEXT -> "sptr"
; pPacketDesc : PACKET_DESCRIPTION* -> "var"
; cbPacket : DWORD -> "int"
; pPacket : BYTE* -> "var"
; pXForm : XFORM* -> "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 AddStroke(HRECOCONTEXT hrc, PACKET_DESCRIPTION* pPacketDesc, DWORD cbPacket, BYTE* pPacket, XFORM* pXForm)
#uselib "inkobjcore.dll"
#cfunc global AddStroke "AddStroke" intptr, var, int, var, var
; res = AddStroke(hrc, pPacketDesc, cbPacket, pPacket, pXForm)
; hrc : HRECOCONTEXT -> "intptr"
; pPacketDesc : PACKET_DESCRIPTION* -> "var"
; cbPacket : DWORD -> "int"
; pPacket : BYTE* -> "var"
; pXForm : XFORM* -> "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 (
	inkobjcore = windows.NewLazySystemDLL("inkobjcore.dll")
	procAddStroke = inkobjcore.NewProc("AddStroke")
)

// hrc (HRECOCONTEXT), pPacketDesc (PACKET_DESCRIPTION*), cbPacket (DWORD), pPacket (BYTE*), pXForm (XFORM*)
r1, _, err := procAddStroke.Call(
	uintptr(hrc),
	uintptr(pPacketDesc),
	uintptr(cbPacket),
	uintptr(pPacket),
	uintptr(pXForm),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function AddStroke(
  hrc: THandle;   // HRECOCONTEXT
  pPacketDesc: Pointer;   // PACKET_DESCRIPTION*
  cbPacket: DWORD;   // DWORD
  pPacket: Pointer;   // BYTE*
  pXForm: Pointer   // XFORM*
): Integer; stdcall;
  external 'inkobjcore.dll' name 'AddStroke';

result := DllCall("inkobjcore\AddStroke"
    , "Ptr", hrc   ; HRECOCONTEXT
    , "Ptr", pPacketDesc   ; PACKET_DESCRIPTION*
    , "UInt", cbPacket   ; DWORD
    , "Ptr", pPacket   ; BYTE*
    , "Ptr", pXForm   ; XFORM*
    , "Int")   ; return: HRESULT

●AddStroke(hrc, pPacketDesc, cbPacket, pPacket, pXForm) = DLL("inkobjcore.dll", "int AddStroke(void*, void*, dword, void*, void*)")
# 呼び出し: AddStroke(hrc, pPacketDesc, cbPacket, pPacket, pXForm)
# hrc : HRECOCONTEXT -> "void*"
# pPacketDesc : PACKET_DESCRIPTION* -> "void*"
# cbPacket : DWORD -> "dword"
# pPacket : BYTE* -> "void*"
# pXForm : XFORM* -> "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)。