GdipCreatePathIter

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

Status GdipCreatePathIter(
    GpPathIterator** iterator,
    GpPath* path
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipCreatePathIter(
    iterator As IntPtr,   ' GpPathIterator** in/out
    path As IntPtr   ' GpPath* in/out
) As Integer
End Function

' iterator : GpPathIterator** in/out
' path : GpPath* in/out
Declare PtrSafe Function GdipCreatePathIter Lib "gdiplus" ( _
    ByVal iterator As LongPtr, _
    ByVal path 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

GdipCreatePathIter = ctypes.windll.gdiplus.GdipCreatePathIter
GdipCreatePathIter.restype = ctypes.c_int
GdipCreatePathIter.argtypes = [
    ctypes.c_void_p,  # iterator : GpPathIterator** in/out
    ctypes.c_void_p,  # path : GpPath* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipCreatePathIter = Fiddle::Function.new(
  lib['GdipCreatePathIter'],
  [
    Fiddle::TYPE_VOIDP,  # iterator : GpPathIterator** in/out
    Fiddle::TYPE_VOIDP,  # path : GpPath* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipCreatePathIter(
        iterator: *mut *mut GpPathIterator,  // GpPathIterator** in/out
        path: *mut GpPath  // GpPath* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipCreatePathIter(IntPtr iterator, IntPtr path);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipCreatePathIter' -Namespace Win32 -PassThru
# $api::GdipCreatePathIter(iterator, path)

#uselib "gdiplus.dll"
#func global GdipCreatePathIter "GdipCreatePathIter" sptr, sptr
; GdipCreatePathIter varptr(iterator), varptr(path)   ; 戻り値は stat
; iterator : GpPathIterator** in/out -> "sptr"
; path : GpPath* 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 "gdiplus.dll"
#cfunc global GdipCreatePathIter "GdipCreatePathIter" var, var
; res = GdipCreatePathIter(iterator, path)
; iterator : GpPathIterator** in/out -> "var"
; path : GpPath* 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。

; Status GdipCreatePathIter(GpPathIterator** iterator, GpPath* path)
#uselib "gdiplus.dll"
#cfunc global GdipCreatePathIter "GdipCreatePathIter" var, var
; res = GdipCreatePathIter(iterator, path)
; iterator : GpPathIterator** in/out -> "var"
; path : GpPath* 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 (
	gdiplus = windows.NewLazySystemDLL("gdiplus.dll")
	procGdipCreatePathIter = gdiplus.NewProc("GdipCreatePathIter")
)

// iterator (GpPathIterator** in/out), path (GpPath* in/out)
r1, _, err := procGdipCreatePathIter.Call(
	uintptr(iterator),
	uintptr(path),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipCreatePathIter(
  iterator: Pointer;   // GpPathIterator** in/out
  path: Pointer   // GpPath* in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipCreatePathIter';

result := DllCall("gdiplus\GdipCreatePathIter"
    , "Ptr", iterator   ; GpPathIterator** in/out
    , "Ptr", path   ; GpPath* in/out
    , "Int")   ; return: Status

●GdipCreatePathIter(iterator, path) = DLL("gdiplus.dll", "int GdipCreatePathIter(void*, void*)")
# 呼び出し: GdipCreatePathIter(iterator, path)
# iterator : GpPathIterator** in/out -> "void*"
# path : GpPath* 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)。