GdipComment

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

Status GdipComment(
    GpGraphics* graphics,
    DWORD sizeData,
    const BYTE* data
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipComment(
    graphics As IntPtr,   ' GpGraphics* in/out
    sizeData As UInteger,   ' DWORD
    data As IntPtr   ' BYTE*
) As Integer
End Function

' graphics : GpGraphics* in/out
' sizeData : DWORD
' data : BYTE*
Declare PtrSafe Function GdipComment Lib "gdiplus" ( _
    ByVal graphics As LongPtr, _
    ByVal sizeData As Long, _
    ByVal data 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

GdipComment = ctypes.windll.gdiplus.GdipComment
GdipComment.restype = ctypes.c_int
GdipComment.argtypes = [
    ctypes.c_void_p,  # graphics : GpGraphics* in/out
    wintypes.DWORD,  # sizeData : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # data : BYTE*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipComment = Fiddle::Function.new(
  lib['GdipComment'],
  [
    Fiddle::TYPE_VOIDP,  # graphics : GpGraphics* in/out
    -Fiddle::TYPE_INT,  # sizeData : DWORD
    Fiddle::TYPE_VOIDP,  # data : BYTE*
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipComment(
        graphics: *mut GpGraphics,  // GpGraphics* in/out
        sizeData: u32,  // DWORD
        data: *const u8  // BYTE*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipComment(IntPtr graphics, uint sizeData, IntPtr data);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipComment' -Namespace Win32 -PassThru
# $api::GdipComment(graphics, sizeData, data)

#uselib "gdiplus.dll"
#func global GdipComment "GdipComment" sptr, sptr, sptr
; GdipComment varptr(graphics), sizeData, varptr(data)   ; 戻り値は stat
; graphics : GpGraphics* in/out -> "sptr"
; sizeData : DWORD -> "sptr"
; data : BYTE* -> "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 "gdiplus.dll"
#cfunc global GdipComment "GdipComment" var, int, var
; res = GdipComment(graphics, sizeData, data)
; graphics : GpGraphics* in/out -> "var"
; sizeData : DWORD -> "int"
; data : BYTE* -> "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。

; Status GdipComment(GpGraphics* graphics, DWORD sizeData, BYTE* data)
#uselib "gdiplus.dll"
#cfunc global GdipComment "GdipComment" var, int, var
; res = GdipComment(graphics, sizeData, data)
; graphics : GpGraphics* in/out -> "var"
; sizeData : DWORD -> "int"
; data : BYTE* -> "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 (
	gdiplus = windows.NewLazySystemDLL("gdiplus.dll")
	procGdipComment = gdiplus.NewProc("GdipComment")
)

// graphics (GpGraphics* in/out), sizeData (DWORD), data (BYTE*)
r1, _, err := procGdipComment.Call(
	uintptr(graphics),
	uintptr(sizeData),
	uintptr(data),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipComment(
  graphics: Pointer;   // GpGraphics* in/out
  sizeData: DWORD;   // DWORD
  data: Pointer   // BYTE*
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipComment';

result := DllCall("gdiplus\GdipComment"
    , "Ptr", graphics   ; GpGraphics* in/out
    , "UInt", sizeData   ; DWORD
    , "Ptr", data   ; BYTE*
    , "Int")   ; return: Status

●GdipComment(graphics, sizeData, data) = DLL("gdiplus.dll", "int GdipComment(void*, dword, void*)")
# 呼び出し: GdipComment(graphics, sizeData, data)
# graphics : GpGraphics* in/out -> "void*"
# sizeData : DWORD -> "dword"
# data : BYTE* -> "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)。