ScriptGetFontLanguageTags

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

HRESULT ScriptGetFontLanguageTags(
    HDC hdc,   // optional
    void** psc,
    SCRIPT_ANALYSIS* psa,   // optional
    DWORD tagScript,
    INT cMaxTags,
    DWORD* pLangsysTags,
    INT* pcTags
);

<DllImport("USP10.dll", ExactSpelling:=True)>
Public Shared Function ScriptGetFontLanguageTags(
    hdc As IntPtr,   ' HDC optional
    psc As IntPtr,   ' void** in/out
    psa As IntPtr,   ' SCRIPT_ANALYSIS* optional
    tagScript As UInteger,   ' DWORD
    cMaxTags As Integer,   ' INT
    <Out> ByRef pLangsysTags As UInteger,   ' DWORD* out
    <Out> ByRef pcTags As Integer   ' INT* out
) As Integer
End Function

' hdc : HDC optional
' psc : void** in/out
' psa : SCRIPT_ANALYSIS* optional
' tagScript : DWORD
' cMaxTags : INT
' pLangsysTags : DWORD* out
' pcTags : INT* out
Declare PtrSafe Function ScriptGetFontLanguageTags Lib "usp10" ( _
    ByVal hdc As LongPtr, _
    ByVal psc As LongPtr, _
    ByVal psa As LongPtr, _
    ByVal tagScript As Long, _
    ByVal cMaxTags As Long, _
    ByRef pLangsysTags As Long, _
    ByRef pcTags 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

ScriptGetFontLanguageTags = ctypes.windll.usp10.ScriptGetFontLanguageTags
ScriptGetFontLanguageTags.restype = ctypes.c_int
ScriptGetFontLanguageTags.argtypes = [
    wintypes.HANDLE,  # hdc : HDC optional
    ctypes.c_void_p,  # psc : void** in/out
    ctypes.c_void_p,  # psa : SCRIPT_ANALYSIS* optional
    wintypes.DWORD,  # tagScript : DWORD
    ctypes.c_int,  # cMaxTags : INT
    ctypes.POINTER(wintypes.DWORD),  # pLangsysTags : DWORD* out
    ctypes.POINTER(ctypes.c_int),  # pcTags : INT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USP10.dll')
ScriptGetFontLanguageTags = Fiddle::Function.new(
  lib['ScriptGetFontLanguageTags'],
  [
    Fiddle::TYPE_VOIDP,  # hdc : HDC optional
    Fiddle::TYPE_VOIDP,  # psc : void** in/out
    Fiddle::TYPE_VOIDP,  # psa : SCRIPT_ANALYSIS* optional
    -Fiddle::TYPE_INT,  # tagScript : DWORD
    Fiddle::TYPE_INT,  # cMaxTags : INT
    Fiddle::TYPE_VOIDP,  # pLangsysTags : DWORD* out
    Fiddle::TYPE_VOIDP,  # pcTags : INT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "usp10")]
extern "system" {
    fn ScriptGetFontLanguageTags(
        hdc: *mut core::ffi::c_void,  // HDC optional
        psc: *mut *mut (),  // void** in/out
        psa: *mut SCRIPT_ANALYSIS,  // SCRIPT_ANALYSIS* optional
        tagScript: u32,  // DWORD
        cMaxTags: i32,  // INT
        pLangsysTags: *mut u32,  // DWORD* out
        pcTags: *mut i32  // INT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("USP10.dll")]
public static extern int ScriptGetFontLanguageTags(IntPtr hdc, IntPtr psc, IntPtr psa, uint tagScript, int cMaxTags, out uint pLangsysTags, out int pcTags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USP10_ScriptGetFontLanguageTags' -Namespace Win32 -PassThru
# $api::ScriptGetFontLanguageTags(hdc, psc, psa, tagScript, cMaxTags, pLangsysTags, pcTags)

#uselib "USP10.dll"
#func global ScriptGetFontLanguageTags "ScriptGetFontLanguageTags" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; ScriptGetFontLanguageTags hdc, psc, varptr(psa), tagScript, cMaxTags, varptr(pLangsysTags), varptr(pcTags)   ; 戻り値は stat
; hdc : HDC optional -> "sptr"
; psc : void** in/out -> "sptr"
; psa : SCRIPT_ANALYSIS* optional -> "sptr"
; tagScript : DWORD -> "sptr"
; cMaxTags : INT -> "sptr"
; pLangsysTags : DWORD* out -> "sptr"
; pcTags : INT* 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 ScriptGetFontLanguageTags "ScriptGetFontLanguageTags" sptr, sptr, var, int, int, var, var
; res = ScriptGetFontLanguageTags(hdc, psc, psa, tagScript, cMaxTags, pLangsysTags, pcTags)
; hdc : HDC optional -> "sptr"
; psc : void** in/out -> "sptr"
; psa : SCRIPT_ANALYSIS* optional -> "var"
; tagScript : DWORD -> "int"
; cMaxTags : INT -> "int"
; pLangsysTags : DWORD* out -> "var"
; pcTags : INT* 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 ScriptGetFontLanguageTags(HDC hdc, void** psc, SCRIPT_ANALYSIS* psa, DWORD tagScript, INT cMaxTags, DWORD* pLangsysTags, INT* pcTags)
#uselib "USP10.dll"
#cfunc global ScriptGetFontLanguageTags "ScriptGetFontLanguageTags" intptr, intptr, var, int, int, var, var
; res = ScriptGetFontLanguageTags(hdc, psc, psa, tagScript, cMaxTags, pLangsysTags, pcTags)
; hdc : HDC optional -> "intptr"
; psc : void** in/out -> "intptr"
; psa : SCRIPT_ANALYSIS* optional -> "var"
; tagScript : DWORD -> "int"
; cMaxTags : INT -> "int"
; pLangsysTags : DWORD* out -> "var"
; pcTags : INT* 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")
	procScriptGetFontLanguageTags = usp10.NewProc("ScriptGetFontLanguageTags")
)

// hdc (HDC optional), psc (void** in/out), psa (SCRIPT_ANALYSIS* optional), tagScript (DWORD), cMaxTags (INT), pLangsysTags (DWORD* out), pcTags (INT* out)
r1, _, err := procScriptGetFontLanguageTags.Call(
	uintptr(hdc),
	uintptr(psc),
	uintptr(psa),
	uintptr(tagScript),
	uintptr(cMaxTags),
	uintptr(pLangsysTags),
	uintptr(pcTags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function ScriptGetFontLanguageTags(
  hdc: THandle;   // HDC optional
  psc: Pointer;   // void** in/out
  psa: Pointer;   // SCRIPT_ANALYSIS* optional
  tagScript: DWORD;   // DWORD
  cMaxTags: Integer;   // INT
  pLangsysTags: Pointer;   // DWORD* out
  pcTags: Pointer   // INT* out
): Integer; stdcall;
  external 'USP10.dll' name 'ScriptGetFontLanguageTags';

result := DllCall("USP10\ScriptGetFontLanguageTags"
    , "Ptr", hdc   ; HDC optional
    , "Ptr", psc   ; void** in/out
    , "Ptr", psa   ; SCRIPT_ANALYSIS* optional
    , "UInt", tagScript   ; DWORD
    , "Int", cMaxTags   ; INT
    , "Ptr", pLangsysTags   ; DWORD* out
    , "Ptr", pcTags   ; INT* out
    , "Int")   ; return: HRESULT

●ScriptGetFontLanguageTags(hdc, psc, psa, tagScript, cMaxTags, pLangsysTags, pcTags) = DLL("USP10.dll", "int ScriptGetFontLanguageTags(void*, void*, void*, dword, int, void*, void*)")
# 呼び出し: ScriptGetFontLanguageTags(hdc, psc, psa, tagScript, cMaxTags, pLangsysTags, pcTags)
# hdc : HDC optional -> "void*"
# psc : void** in/out -> "void*"
# psa : SCRIPT_ANALYSIS* optional -> "void*"
# tagScript : DWORD -> "dword"
# cMaxTags : INT -> "int"
# pLangsysTags : DWORD* out -> "void*"
# pcTags : INT* 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)。