D3DStripShader

// D3DCOMPILER_47.dll
#include <windows.h>

HRESULT D3DStripShader(
    const void* pShaderBytecode,
    UINT_PTR BytecodeLength,
    DWORD uStripFlags,
    ID3DBlob** ppStrippedBlob
);

<DllImport("D3DCOMPILER_47.dll", ExactSpelling:=True)>
Public Shared Function D3DStripShader(
    pShaderBytecode As IntPtr,   ' void*
    BytecodeLength As UIntPtr,   ' UINT_PTR
    uStripFlags As UInteger,   ' DWORD
    ppStrippedBlob As IntPtr   ' ID3DBlob** out
) As Integer
End Function

' pShaderBytecode : void*
' BytecodeLength : UINT_PTR
' uStripFlags : DWORD
' ppStrippedBlob : ID3DBlob** out
Declare PtrSafe Function D3DStripShader Lib "d3dcompiler_47" ( _
    ByVal pShaderBytecode As LongPtr, _
    ByVal BytecodeLength As LongPtr, _
    ByVal uStripFlags As Long, _
    ByVal ppStrippedBlob 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

D3DStripShader = ctypes.windll.d3dcompiler_47.D3DStripShader
D3DStripShader.restype = ctypes.c_int
D3DStripShader.argtypes = [
    ctypes.POINTER(None),  # pShaderBytecode : void*
    ctypes.c_size_t,  # BytecodeLength : UINT_PTR
    wintypes.DWORD,  # uStripFlags : DWORD
    ctypes.c_void_p,  # ppStrippedBlob : ID3DBlob** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('D3DCOMPILER_47.dll')
D3DStripShader = Fiddle::Function.new(
  lib['D3DStripShader'],
  [
    Fiddle::TYPE_VOIDP,  # pShaderBytecode : void*
    Fiddle::TYPE_UINTPTR_T,  # BytecodeLength : UINT_PTR
    -Fiddle::TYPE_INT,  # uStripFlags : DWORD
    Fiddle::TYPE_VOIDP,  # ppStrippedBlob : ID3DBlob** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "d3dcompiler_47")]
extern "system" {
    fn D3DStripShader(
        pShaderBytecode: *const (),  // void*
        BytecodeLength: usize,  // UINT_PTR
        uStripFlags: u32,  // DWORD
        ppStrippedBlob: *mut *mut core::ffi::c_void  // ID3DBlob** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("D3DCOMPILER_47.dll")]
public static extern int D3DStripShader(IntPtr pShaderBytecode, UIntPtr BytecodeLength, uint uStripFlags, IntPtr ppStrippedBlob);
"@
$api = Add-Type -MemberDefinition $sig -Name 'D3DCOMPILER_47_D3DStripShader' -Namespace Win32 -PassThru
# $api::D3DStripShader(pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob)

#uselib "D3DCOMPILER_47.dll"
#func global D3DStripShader "D3DStripShader" sptr, sptr, sptr, sptr
; D3DStripShader pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob   ; 戻り値は stat
; pShaderBytecode : void* -> "sptr"
; BytecodeLength : UINT_PTR -> "sptr"
; uStripFlags : DWORD -> "sptr"
; ppStrippedBlob : ID3DBlob** 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 "D3DCOMPILER_47.dll"
#cfunc global D3DStripShader "D3DStripShader" sptr, sptr, int, sptr
; res = D3DStripShader(pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob)
; pShaderBytecode : void* -> "sptr"
; BytecodeLength : UINT_PTR -> "sptr"
; uStripFlags : DWORD -> "int"
; ppStrippedBlob : ID3DBlob** out -> "sptr"

; HRESULT D3DStripShader(void* pShaderBytecode, UINT_PTR BytecodeLength, DWORD uStripFlags, ID3DBlob** ppStrippedBlob)
#uselib "D3DCOMPILER_47.dll"
#cfunc global D3DStripShader "D3DStripShader" intptr, intptr, int, intptr
; res = D3DStripShader(pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob)
; pShaderBytecode : void* -> "intptr"
; BytecodeLength : UINT_PTR -> "intptr"
; uStripFlags : DWORD -> "int"
; ppStrippedBlob : ID3DBlob** out -> "intptr"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	d3dcompiler_47 = windows.NewLazySystemDLL("D3DCOMPILER_47.dll")
	procD3DStripShader = d3dcompiler_47.NewProc("D3DStripShader")
)

// pShaderBytecode (void*), BytecodeLength (UINT_PTR), uStripFlags (DWORD), ppStrippedBlob (ID3DBlob** out)
r1, _, err := procD3DStripShader.Call(
	uintptr(pShaderBytecode),
	uintptr(BytecodeLength),
	uintptr(uStripFlags),
	uintptr(ppStrippedBlob),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function D3DStripShader(
  pShaderBytecode: Pointer;   // void*
  BytecodeLength: NativeUInt;   // UINT_PTR
  uStripFlags: DWORD;   // DWORD
  ppStrippedBlob: Pointer   // ID3DBlob** out
): Integer; stdcall;
  external 'D3DCOMPILER_47.dll' name 'D3DStripShader';

result := DllCall("D3DCOMPILER_47\D3DStripShader"
    , "Ptr", pShaderBytecode   ; void*
    , "UPtr", BytecodeLength   ; UINT_PTR
    , "UInt", uStripFlags   ; DWORD
    , "Ptr", ppStrippedBlob   ; ID3DBlob** out
    , "Int")   ; return: HRESULT

●D3DStripShader(pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob) = DLL("D3DCOMPILER_47.dll", "int D3DStripShader(void*, int, dword, void*)")
# 呼び出し: D3DStripShader(pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob)
# pShaderBytecode : void* -> "void*"
# BytecodeLength : UINT_PTR -> "int"
# uStripFlags : DWORD -> "dword"
# ppStrippedBlob : ID3DBlob** 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)。

const std = @import("std");

extern "d3dcompiler_47" fn D3DStripShader(
    pShaderBytecode: ?*anyopaque, // void*
    BytecodeLength: usize, // UINT_PTR
    uStripFlags: u32, // DWORD
    ppStrippedBlob: ?*anyopaque // ID3DBlob** out
) callconv(std.os.windows.WINAPI) i32;

proc D3DStripShader(
    pShaderBytecode: pointer,  # void*
    BytecodeLength: uint,  # UINT_PTR
    uStripFlags: uint32,  # DWORD
    ppStrippedBlob: pointer  # ID3DBlob** out
): int32 {.importc: "D3DStripShader", stdcall, dynlib: "D3DCOMPILER_47.dll".}

pragma(lib, "d3dcompiler_47");
extern(Windows)
int D3DStripShader(
    void* pShaderBytecode,   // void*
    size_t BytecodeLength,   // UINT_PTR
    uint uStripFlags,   // DWORD
    void* ppStrippedBlob   // ID3DBlob** out
);

ccall((:D3DStripShader, "D3DCOMPILER_47.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Csize_t, UInt32, Ptr{Cvoid}),
      pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob)
# pShaderBytecode : void* -> Ptr{Cvoid}
# BytecodeLength : UINT_PTR -> Csize_t
# uStripFlags : DWORD -> UInt32
# ppStrippedBlob : ID3DBlob** out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t D3DStripShader(
    void* pShaderBytecode,
    uintptr_t BytecodeLength,
    uint32_t uStripFlags,
    void* ppStrippedBlob);
]]
local d3dcompiler_47 = ffi.load("d3dcompiler_47")
-- d3dcompiler_47.D3DStripShader(pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob)
-- pShaderBytecode : void*
-- BytecodeLength : UINT_PTR
-- uStripFlags : DWORD
-- ppStrippedBlob : ID3DBlob** out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('D3DCOMPILER_47.dll');
const D3DStripShader = lib.func('__stdcall', 'D3DStripShader', 'int32_t', ['void *', 'uintptr_t', 'uint32_t', 'void *']);
// D3DStripShader(pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob)
// pShaderBytecode : void* -> 'void *'
// BytecodeLength : UINT_PTR -> 'uintptr_t'
// uStripFlags : DWORD -> 'uint32_t'
// ppStrippedBlob : ID3DBlob** out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("D3DCOMPILER_47.dll", {
  D3DStripShader: { parameters: ["pointer", "usize", "u32", "pointer"], result: "i32" },
});
// lib.symbols.D3DStripShader(pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob)
// pShaderBytecode : void* -> "pointer"
// BytecodeLength : UINT_PTR -> "usize"
// uStripFlags : DWORD -> "u32"
// ppStrippedBlob : ID3DBlob** out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t D3DStripShader(
    void* pShaderBytecode,
    size_t BytecodeLength,
    uint32_t uStripFlags,
    void* ppStrippedBlob);
C, "D3DCOMPILER_47.dll");
// $ffi->D3DStripShader(pShaderBytecode, BytecodeLength, uStripFlags, ppStrippedBlob);
// pShaderBytecode : void*
// BytecodeLength : UINT_PTR
// uStripFlags : DWORD
// ppStrippedBlob : ID3DBlob** out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface D3dcompiler_47 extends StdCallLibrary {
    D3dcompiler_47 INSTANCE = Native.load("d3dcompiler_47", D3dcompiler_47.class);
    int D3DStripShader(
        Pointer pShaderBytecode,   // void*
        long BytecodeLength,   // UINT_PTR
        int uStripFlags,   // DWORD
        Pointer ppStrippedBlob   // ID3DBlob** out
    );
}

@[Link("d3dcompiler_47")]
lib LibD3DCOMPILER_47
  fun D3DStripShader = D3DStripShader(
    pShaderBytecode : Void*,   # void*
    BytecodeLength : LibC::SizeT,   # UINT_PTR
    uStripFlags : UInt32,   # DWORD
    ppStrippedBlob : Void*   # ID3DBlob** out
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef D3DStripShaderNative = Int32 Function(Pointer<Void>, UintPtr, Uint32, Pointer<Void>);
typedef D3DStripShaderDart = int Function(Pointer<Void>, int, int, Pointer<Void>);
final D3DStripShader = DynamicLibrary.open('D3DCOMPILER_47.dll')
    .lookupFunction<D3DStripShaderNative, D3DStripShaderDart>('D3DStripShader');
// pShaderBytecode : void* -> Pointer<Void>
// BytecodeLength : UINT_PTR -> UintPtr
// uStripFlags : DWORD -> Uint32
// ppStrippedBlob : ID3DBlob** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function D3DStripShader(
  pShaderBytecode: Pointer;   // void*
  BytecodeLength: NativeUInt;   // UINT_PTR
  uStripFlags: DWORD;   // DWORD
  ppStrippedBlob: Pointer   // ID3DBlob** out
): Integer; stdcall;
  external 'D3DCOMPILER_47.dll' name 'D3DStripShader';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "D3DStripShader"
  c_D3DStripShader :: Ptr () -> CUIntPtr -> Word32 -> Ptr () -> IO Int32
-- pShaderBytecode : void* -> Ptr ()
-- BytecodeLength : UINT_PTR -> CUIntPtr
-- uStripFlags : DWORD -> Word32
-- ppStrippedBlob : ID3DBlob** out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let d3dstripshader =
  foreign "D3DStripShader"
    ((ptr void) @-> size_t @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* pShaderBytecode : void* -> (ptr void) *)
(* BytecodeLength : UINT_PTR -> size_t *)
(* uStripFlags : DWORD -> uint32_t *)
(* ppStrippedBlob : ID3DBlob** out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library d3dcompiler_47 (t "D3DCOMPILER_47.dll"))
(cffi:use-foreign-library d3dcompiler_47)

(cffi:defcfun ("D3DStripShader" d3-dstrip-shader :convention :stdcall) :int32
  (p-shader-bytecode :pointer)   ; void*
  (bytecode-length :uint64)   ; UINT_PTR
  (u-strip-flags :uint32)   ; DWORD
  (pp-stripped-blob :pointer))   ; ID3DBlob** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $D3DStripShader = Win32::API::More->new('D3DCOMPILER_47',
    'int D3DStripShader(LPVOID pShaderBytecode, WPARAM BytecodeLength, DWORD uStripFlags, LPVOID ppStrippedBlob)');
# my $ret = $D3DStripShader->Call($pShaderBytecode, $BytecodeLength, $uStripFlags, $ppStrippedBlob);
# pShaderBytecode : void* -> LPVOID
# BytecodeLength : UINT_PTR -> WPARAM
# uStripFlags : DWORD -> DWORD
# ppStrippedBlob : ID3DBlob** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。