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WsSendReplyMessage

関数
要求に対する応答メッセージを送信する。
DLLwebservices.dll呼出規約winapi対応OSWindows 7 以降
📘 Microsoft Learn (日本語) · English

シグネチャ

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

HRESULT WsSendReplyMessage(
    WS_CHANNEL* channel,
    WS_MESSAGE* replyMessage,
    const WS_MESSAGE_DESCRIPTION* replyMessageDescription,
    WS_WRITE_OPTION writeOption,
    const void* replyBodyValue,   // optional
    DWORD replyBodyValueSize,
    WS_MESSAGE* requestMessage,
    const WS_ASYNC_CONTEXT* asyncContext,   // optional
    WS_ERROR* error   // optional
);

パラメーター

名前型方向説明
channelWS_CHANNEL*in応答を送信する対象のチャネル。
replyMessageWS_MESSAGE*in送信する応答メッセージ。
replyMessageDescriptionWS_MESSAGE_DESCRIPTION*in応答メッセージのアクションと本文型を記述する。
writeOptionWS_WRITE_OPTIONin応答本文の書き込み方法を示す列挙値。
replyBodyValuevoid*inoptional送信する応答本文データへのポインタ。NULL可。
replyBodyValueSizeDWORDinreplyBodyValueのバイトサイズ。
requestMessageWS_MESSAGE*in対応する受信済み要求メッセージ。相関付けに用いる。
asyncContextWS_ASYNC_CONTEXT*inoptional非同期実行のためのコンテキスト。同期実行ならNULL。
errorWS_ERROR*inoptional失敗時の追加エラー情報を格納するWS_ERRORオブジェクト。NULL可。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT WsSendReplyMessage(
    WS_CHANNEL* channel,
    WS_MESSAGE* replyMessage,
    const WS_MESSAGE_DESCRIPTION* replyMessageDescription,
    WS_WRITE_OPTION writeOption,
    const void* replyBodyValue,   // optional
    DWORD replyBodyValueSize,
    WS_MESSAGE* requestMessage,
    const WS_ASYNC_CONTEXT* asyncContext,   // optional
    WS_ERROR* error   // optional
);
[DllImport("webservices.dll", ExactSpelling = true)]
static extern int WsSendReplyMessage(
    ref IntPtr channel,   // WS_CHANNEL*
    ref IntPtr replyMessage,   // WS_MESSAGE*
    IntPtr replyMessageDescription,   // WS_MESSAGE_DESCRIPTION*
    int writeOption,   // WS_WRITE_OPTION
    IntPtr replyBodyValue,   // void* optional
    uint replyBodyValueSize,   // DWORD
    ref IntPtr requestMessage,   // WS_MESSAGE*
    IntPtr asyncContext,   // WS_ASYNC_CONTEXT* optional
    IntPtr error   // WS_ERROR* optional
);
<DllImport("webservices.dll", ExactSpelling:=True)>
Public Shared Function WsSendReplyMessage(
    ByRef channel As IntPtr,   ' WS_CHANNEL*
    ByRef replyMessage As IntPtr,   ' WS_MESSAGE*
    replyMessageDescription As IntPtr,   ' WS_MESSAGE_DESCRIPTION*
    writeOption As Integer,   ' WS_WRITE_OPTION
    replyBodyValue As IntPtr,   ' void* optional
    replyBodyValueSize As UInteger,   ' DWORD
    ByRef requestMessage As IntPtr,   ' WS_MESSAGE*
    asyncContext As IntPtr,   ' WS_ASYNC_CONTEXT* optional
    [error] As IntPtr   ' WS_ERROR* optional
) As Integer
End Function
' channel : WS_CHANNEL*
' replyMessage : WS_MESSAGE*
' replyMessageDescription : WS_MESSAGE_DESCRIPTION*
' writeOption : WS_WRITE_OPTION
' replyBodyValue : void* optional
' replyBodyValueSize : DWORD
' requestMessage : WS_MESSAGE*
' asyncContext : WS_ASYNC_CONTEXT* optional
' error : WS_ERROR* optional
Declare PtrSafe Function WsSendReplyMessage Lib "webservices" ( _
    ByRef channel As LongPtr, _
    ByRef replyMessage As LongPtr, _
    ByVal replyMessageDescription As LongPtr, _
    ByVal writeOption As Long, _
    ByVal replyBodyValue As LongPtr, _
    ByVal replyBodyValueSize As Long, _
    ByRef requestMessage As LongPtr, _
    ByVal asyncContext As LongPtr, _
    ByVal error 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

WsSendReplyMessage = ctypes.windll.webservices.WsSendReplyMessage
WsSendReplyMessage.restype = ctypes.c_int
WsSendReplyMessage.argtypes = [
    ctypes.c_void_p,  # channel : WS_CHANNEL*
    ctypes.c_void_p,  # replyMessage : WS_MESSAGE*
    ctypes.c_void_p,  # replyMessageDescription : WS_MESSAGE_DESCRIPTION*
    ctypes.c_int,  # writeOption : WS_WRITE_OPTION
    ctypes.POINTER(None),  # replyBodyValue : void* optional
    wintypes.DWORD,  # replyBodyValueSize : DWORD
    ctypes.c_void_p,  # requestMessage : WS_MESSAGE*
    ctypes.c_void_p,  # asyncContext : WS_ASYNC_CONTEXT* optional
    ctypes.c_void_p,  # error : WS_ERROR* optional
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('webservices.dll')
WsSendReplyMessage = Fiddle::Function.new(
  lib['WsSendReplyMessage'],
  [
    Fiddle::TYPE_VOIDP,  # channel : WS_CHANNEL*
    Fiddle::TYPE_VOIDP,  # replyMessage : WS_MESSAGE*
    Fiddle::TYPE_VOIDP,  # replyMessageDescription : WS_MESSAGE_DESCRIPTION*
    Fiddle::TYPE_INT,  # writeOption : WS_WRITE_OPTION
    Fiddle::TYPE_VOIDP,  # replyBodyValue : void* optional
    -Fiddle::TYPE_INT,  # replyBodyValueSize : DWORD
    Fiddle::TYPE_VOIDP,  # requestMessage : WS_MESSAGE*
    Fiddle::TYPE_VOIDP,  # asyncContext : WS_ASYNC_CONTEXT* optional
    Fiddle::TYPE_VOIDP,  # error : WS_ERROR* optional
  ],
  Fiddle::TYPE_INT)
#[link(name = "webservices")]
extern "system" {
    fn WsSendReplyMessage(
        channel: *mut isize,  // WS_CHANNEL*
        replyMessage: *mut isize,  // WS_MESSAGE*
        replyMessageDescription: *const WS_MESSAGE_DESCRIPTION,  // WS_MESSAGE_DESCRIPTION*
        writeOption: i32,  // WS_WRITE_OPTION
        replyBodyValue: *const (),  // void* optional
        replyBodyValueSize: u32,  // DWORD
        requestMessage: *mut isize,  // WS_MESSAGE*
        asyncContext: *const WS_ASYNC_CONTEXT,  // WS_ASYNC_CONTEXT* optional
        error: *mut isize  // WS_ERROR* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("webservices.dll")]
public static extern int WsSendReplyMessage(ref IntPtr channel, ref IntPtr replyMessage, IntPtr replyMessageDescription, int writeOption, IntPtr replyBodyValue, uint replyBodyValueSize, ref IntPtr requestMessage, IntPtr asyncContext, IntPtr error);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webservices_WsSendReplyMessage' -Namespace Win32 -PassThru
# $api::WsSendReplyMessage(channel, replyMessage, replyMessageDescription, writeOption, replyBodyValue, replyBodyValueSize, requestMessage, asyncContext, error)
#uselib "webservices.dll"
#func global WsSendReplyMessage "WsSendReplyMessage" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; WsSendReplyMessage varptr(channel), varptr(replyMessage), varptr(replyMessageDescription), writeOption, replyBodyValue, replyBodyValueSize, varptr(requestMessage), varptr(asyncContext), varptr(error)   ; 戻り値は stat
; channel : WS_CHANNEL* -> "sptr"
; replyMessage : WS_MESSAGE* -> "sptr"
; replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> "sptr"
; writeOption : WS_WRITE_OPTION -> "sptr"
; replyBodyValue : void* optional -> "sptr"
; replyBodyValueSize : DWORD -> "sptr"
; requestMessage : WS_MESSAGE* -> "sptr"
; asyncContext : WS_ASYNC_CONTEXT* optional -> "sptr"
; error : WS_ERROR* optional -> "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。
出力引数: 
#uselib "webservices.dll"
#cfunc global WsSendReplyMessage "WsSendReplyMessage" var, var, var, int, sptr, int, var, var, var
; res = WsSendReplyMessage(channel, replyMessage, replyMessageDescription, writeOption, replyBodyValue, replyBodyValueSize, requestMessage, asyncContext, error)
; channel : WS_CHANNEL* -> "var"
; replyMessage : WS_MESSAGE* -> "var"
; replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> "var"
; writeOption : WS_WRITE_OPTION -> "int"
; replyBodyValue : void* optional -> "sptr"
; replyBodyValueSize : DWORD -> "int"
; requestMessage : WS_MESSAGE* -> "var"
; asyncContext : WS_ASYNC_CONTEXT* optional -> "var"
; error : WS_ERROR* optional -> "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。
出力引数: 
; HRESULT WsSendReplyMessage(WS_CHANNEL* channel, WS_MESSAGE* replyMessage, WS_MESSAGE_DESCRIPTION* replyMessageDescription, WS_WRITE_OPTION writeOption, void* replyBodyValue, DWORD replyBodyValueSize, WS_MESSAGE* requestMessage, WS_ASYNC_CONTEXT* asyncContext, WS_ERROR* error)
#uselib "webservices.dll"
#cfunc global WsSendReplyMessage "WsSendReplyMessage" var, var, var, int, intptr, int, var, var, var
; res = WsSendReplyMessage(channel, replyMessage, replyMessageDescription, writeOption, replyBodyValue, replyBodyValueSize, requestMessage, asyncContext, error)
; channel : WS_CHANNEL* -> "var"
; replyMessage : WS_MESSAGE* -> "var"
; replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> "var"
; writeOption : WS_WRITE_OPTION -> "int"
; replyBodyValue : void* optional -> "intptr"
; replyBodyValueSize : DWORD -> "int"
; requestMessage : WS_MESSAGE* -> "var"
; asyncContext : WS_ASYNC_CONTEXT* optional -> "var"
; error : WS_ERROR* optional -> "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 (
	webservices = windows.NewLazySystemDLL("webservices.dll")
	procWsSendReplyMessage = webservices.NewProc("WsSendReplyMessage")
)

// channel (WS_CHANNEL*), replyMessage (WS_MESSAGE*), replyMessageDescription (WS_MESSAGE_DESCRIPTION*), writeOption (WS_WRITE_OPTION), replyBodyValue (void* optional), replyBodyValueSize (DWORD), requestMessage (WS_MESSAGE*), asyncContext (WS_ASYNC_CONTEXT* optional), error (WS_ERROR* optional)
r1, _, err := procWsSendReplyMessage.Call(
	uintptr(channel),
	uintptr(replyMessage),
	uintptr(replyMessageDescription),
	uintptr(writeOption),
	uintptr(replyBodyValue),
	uintptr(replyBodyValueSize),
	uintptr(requestMessage),
	uintptr(asyncContext),
	uintptr(error),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function WsSendReplyMessage(
  channel: Pointer;   // WS_CHANNEL*
  replyMessage: Pointer;   // WS_MESSAGE*
  replyMessageDescription: Pointer;   // WS_MESSAGE_DESCRIPTION*
  writeOption: Integer;   // WS_WRITE_OPTION
  replyBodyValue: Pointer;   // void* optional
  replyBodyValueSize: DWORD;   // DWORD
  requestMessage: Pointer;   // WS_MESSAGE*
  asyncContext: Pointer;   // WS_ASYNC_CONTEXT* optional
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsSendReplyMessage';
result := DllCall("webservices\WsSendReplyMessage"
    , "Ptr", channel   ; WS_CHANNEL*
    , "Ptr", replyMessage   ; WS_MESSAGE*
    , "Ptr", replyMessageDescription   ; WS_MESSAGE_DESCRIPTION*
    , "Int", writeOption   ; WS_WRITE_OPTION
    , "Ptr", replyBodyValue   ; void* optional
    , "UInt", replyBodyValueSize   ; DWORD
    , "Ptr", requestMessage   ; WS_MESSAGE*
    , "Ptr", asyncContext   ; WS_ASYNC_CONTEXT* optional
    , "Ptr", error   ; WS_ERROR* optional
    , "Int")   ; return: HRESULT
●WsSendReplyMessage(channel, replyMessage, replyMessageDescription, writeOption, replyBodyValue, replyBodyValueSize, requestMessage, asyncContext, error) = DLL("webservices.dll", "int WsSendReplyMessage(void*, void*, void*, int, void*, dword, void*, void*, void*)")
# 呼び出し: WsSendReplyMessage(channel, replyMessage, replyMessageDescription, writeOption, replyBodyValue, replyBodyValueSize, requestMessage, asyncContext, error)
# channel : WS_CHANNEL* -> "void*"
# replyMessage : WS_MESSAGE* -> "void*"
# replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> "void*"
# writeOption : WS_WRITE_OPTION -> "int"
# replyBodyValue : void* optional -> "void*"
# replyBodyValueSize : DWORD -> "dword"
# requestMessage : WS_MESSAGE* -> "void*"
# asyncContext : WS_ASYNC_CONTEXT* optional -> "void*"
# error : WS_ERROR* optional -> "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 "webservices" fn WsSendReplyMessage(
    channel: [*c]isize, // WS_CHANNEL*
    replyMessage: [*c]isize, // WS_MESSAGE*
    replyMessageDescription: [*c]WS_MESSAGE_DESCRIPTION, // WS_MESSAGE_DESCRIPTION*
    writeOption: i32, // WS_WRITE_OPTION
    replyBodyValue: ?*anyopaque, // void* optional
    replyBodyValueSize: u32, // DWORD
    requestMessage: [*c]isize, // WS_MESSAGE*
    asyncContext: [*c]WS_ASYNC_CONTEXT, // WS_ASYNC_CONTEXT* optional
    error: [*c]isize // WS_ERROR* optional
) callconv(std.os.windows.WINAPI) i32;
proc WsSendReplyMessage(
    channel: ptr int,  # WS_CHANNEL*
    replyMessage: ptr int,  # WS_MESSAGE*
    replyMessageDescription: ptr WS_MESSAGE_DESCRIPTION,  # WS_MESSAGE_DESCRIPTION*
    writeOption: int32,  # WS_WRITE_OPTION
    replyBodyValue: pointer,  # void* optional
    replyBodyValueSize: uint32,  # DWORD
    requestMessage: ptr int,  # WS_MESSAGE*
    asyncContext: ptr WS_ASYNC_CONTEXT,  # WS_ASYNC_CONTEXT* optional
    error: ptr int  # WS_ERROR* optional
): int32 {.importc: "WsSendReplyMessage", stdcall, dynlib: "webservices.dll".}
pragma(lib, "webservices");
extern(Windows)
int WsSendReplyMessage(
    ptrdiff_t* channel,   // WS_CHANNEL*
    ptrdiff_t* replyMessage,   // WS_MESSAGE*
    WS_MESSAGE_DESCRIPTION* replyMessageDescription,   // WS_MESSAGE_DESCRIPTION*
    int writeOption,   // WS_WRITE_OPTION
    void* replyBodyValue,   // void* optional
    uint replyBodyValueSize,   // DWORD
    ptrdiff_t* requestMessage,   // WS_MESSAGE*
    WS_ASYNC_CONTEXT* asyncContext,   // WS_ASYNC_CONTEXT* optional
    ptrdiff_t* error   // WS_ERROR* optional
);
ccall((:WsSendReplyMessage, "webservices.dll"), stdcall, Int32,
      (Ptr{Int}, Ptr{Int}, Ptr{WS_MESSAGE_DESCRIPTION}, Int32, Ptr{Cvoid}, UInt32, Ptr{Int}, Ptr{WS_ASYNC_CONTEXT}, Ptr{Int}),
      channel, replyMessage, replyMessageDescription, writeOption, replyBodyValue, replyBodyValueSize, requestMessage, asyncContext, error)
# channel : WS_CHANNEL* -> Ptr{Int}
# replyMessage : WS_MESSAGE* -> Ptr{Int}
# replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> Ptr{WS_MESSAGE_DESCRIPTION}
# writeOption : WS_WRITE_OPTION -> Int32
# replyBodyValue : void* optional -> Ptr{Cvoid}
# replyBodyValueSize : DWORD -> UInt32
# requestMessage : WS_MESSAGE* -> Ptr{Int}
# asyncContext : WS_ASYNC_CONTEXT* optional -> Ptr{WS_ASYNC_CONTEXT}
# error : WS_ERROR* optional -> Ptr{Int}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t WsSendReplyMessage(
    intptr_t* channel,
    intptr_t* replyMessage,
    void* replyMessageDescription,
    int32_t writeOption,
    void* replyBodyValue,
    uint32_t replyBodyValueSize,
    intptr_t* requestMessage,
    void* asyncContext,
    intptr_t* error);
]]
local webservices = ffi.load("webservices")
-- webservices.WsSendReplyMessage(channel, replyMessage, replyMessageDescription, writeOption, replyBodyValue, replyBodyValueSize, requestMessage, asyncContext, error)
-- channel : WS_CHANNEL*
-- replyMessage : WS_MESSAGE*
-- replyMessageDescription : WS_MESSAGE_DESCRIPTION*
-- writeOption : WS_WRITE_OPTION
-- replyBodyValue : void* optional
-- replyBodyValueSize : DWORD
-- requestMessage : WS_MESSAGE*
-- asyncContext : WS_ASYNC_CONTEXT* optional
-- error : WS_ERROR* optional
-- 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('webservices.dll');
const WsSendReplyMessage = lib.func('__stdcall', 'WsSendReplyMessage', 'int32_t', ['intptr_t *', 'intptr_t *', 'void *', 'int32_t', 'void *', 'uint32_t', 'intptr_t *', 'void *', 'intptr_t *']);
// WsSendReplyMessage(channel, replyMessage, replyMessageDescription, writeOption, replyBodyValue, replyBodyValueSize, requestMessage, asyncContext, error)
// channel : WS_CHANNEL* -> 'intptr_t *'
// replyMessage : WS_MESSAGE* -> 'intptr_t *'
// replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> 'void *'
// writeOption : WS_WRITE_OPTION -> 'int32_t'
// replyBodyValue : void* optional -> 'void *'
// replyBodyValueSize : DWORD -> 'uint32_t'
// requestMessage : WS_MESSAGE* -> 'intptr_t *'
// asyncContext : WS_ASYNC_CONTEXT* optional -> 'void *'
// error : WS_ERROR* optional -> 'intptr_t *'
// 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("webservices.dll", {
  WsSendReplyMessage: { parameters: ["pointer", "pointer", "pointer", "i32", "pointer", "u32", "pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.WsSendReplyMessage(channel, replyMessage, replyMessageDescription, writeOption, replyBodyValue, replyBodyValueSize, requestMessage, asyncContext, error)
// channel : WS_CHANNEL* -> "pointer"
// replyMessage : WS_MESSAGE* -> "pointer"
// replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> "pointer"
// writeOption : WS_WRITE_OPTION -> "i32"
// replyBodyValue : void* optional -> "pointer"
// replyBodyValueSize : DWORD -> "u32"
// requestMessage : WS_MESSAGE* -> "pointer"
// asyncContext : WS_ASYNC_CONTEXT* optional -> "pointer"
// error : WS_ERROR* optional -> "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 WsSendReplyMessage(
    intptr_t* channel,
    intptr_t* replyMessage,
    void* replyMessageDescription,
    int32_t writeOption,
    void* replyBodyValue,
    uint32_t replyBodyValueSize,
    intptr_t* requestMessage,
    void* asyncContext,
    intptr_t* error);
C, "webservices.dll");
// $ffi->WsSendReplyMessage(channel, replyMessage, replyMessageDescription, writeOption, replyBodyValue, replyBodyValueSize, requestMessage, asyncContext, error);
// channel : WS_CHANNEL*
// replyMessage : WS_MESSAGE*
// replyMessageDescription : WS_MESSAGE_DESCRIPTION*
// writeOption : WS_WRITE_OPTION
// replyBodyValue : void* optional
// replyBodyValueSize : DWORD
// requestMessage : WS_MESSAGE*
// asyncContext : WS_ASYNC_CONTEXT* optional
// error : WS_ERROR* optional
// 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 Webservices extends StdCallLibrary {
    Webservices INSTANCE = Native.load("webservices", Webservices.class);
    int WsSendReplyMessage(
        LongByReference channel,   // WS_CHANNEL*
        LongByReference replyMessage,   // WS_MESSAGE*
        Pointer replyMessageDescription,   // WS_MESSAGE_DESCRIPTION*
        int writeOption,   // WS_WRITE_OPTION
        Pointer replyBodyValue,   // void* optional
        int replyBodyValueSize,   // DWORD
        LongByReference requestMessage,   // WS_MESSAGE*
        Pointer asyncContext,   // WS_ASYNC_CONTEXT* optional
        LongByReference error   // WS_ERROR* optional
    );
}
@[Link("webservices")]
lib Libwebservices
  fun WsSendReplyMessage = WsSendReplyMessage(
    channel : LibC::SSizeT*,   # WS_CHANNEL*
    replyMessage : LibC::SSizeT*,   # WS_MESSAGE*
    replyMessageDescription : WS_MESSAGE_DESCRIPTION*,   # WS_MESSAGE_DESCRIPTION*
    writeOption : Int32,   # WS_WRITE_OPTION
    replyBodyValue : Void*,   # void* optional
    replyBodyValueSize : UInt32,   # DWORD
    requestMessage : LibC::SSizeT*,   # WS_MESSAGE*
    asyncContext : WS_ASYNC_CONTEXT*,   # WS_ASYNC_CONTEXT* optional
    error : LibC::SSizeT*   # WS_ERROR* optional
  ) : 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 WsSendReplyMessageNative = Int32 Function(Pointer<IntPtr>, Pointer<IntPtr>, Pointer<Void>, Int32, Pointer<Void>, Uint32, Pointer<IntPtr>, Pointer<Void>, Pointer<IntPtr>);
typedef WsSendReplyMessageDart = int Function(Pointer<IntPtr>, Pointer<IntPtr>, Pointer<Void>, int, Pointer<Void>, int, Pointer<IntPtr>, Pointer<Void>, Pointer<IntPtr>);
final WsSendReplyMessage = DynamicLibrary.open('webservices.dll')
    .lookupFunction<WsSendReplyMessageNative, WsSendReplyMessageDart>('WsSendReplyMessage');
// channel : WS_CHANNEL* -> Pointer<IntPtr>
// replyMessage : WS_MESSAGE* -> Pointer<IntPtr>
// replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> Pointer<Void>
// writeOption : WS_WRITE_OPTION -> Int32
// replyBodyValue : void* optional -> Pointer<Void>
// replyBodyValueSize : DWORD -> Uint32
// requestMessage : WS_MESSAGE* -> Pointer<IntPtr>
// asyncContext : WS_ASYNC_CONTEXT* optional -> Pointer<Void>
// error : WS_ERROR* optional -> Pointer<IntPtr>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function WsSendReplyMessage(
  channel: Pointer;   // WS_CHANNEL*
  replyMessage: Pointer;   // WS_MESSAGE*
  replyMessageDescription: Pointer;   // WS_MESSAGE_DESCRIPTION*
  writeOption: Integer;   // WS_WRITE_OPTION
  replyBodyValue: Pointer;   // void* optional
  replyBodyValueSize: DWORD;   // DWORD
  requestMessage: Pointer;   // WS_MESSAGE*
  asyncContext: Pointer;   // WS_ASYNC_CONTEXT* optional
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsSendReplyMessage';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "WsSendReplyMessage"
  c_WsSendReplyMessage :: Ptr CIntPtr -> Ptr CIntPtr -> Ptr () -> Int32 -> Ptr () -> Word32 -> Ptr CIntPtr -> Ptr () -> Ptr CIntPtr -> IO Int32
-- channel : WS_CHANNEL* -> Ptr CIntPtr
-- replyMessage : WS_MESSAGE* -> Ptr CIntPtr
-- replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> Ptr ()
-- writeOption : WS_WRITE_OPTION -> Int32
-- replyBodyValue : void* optional -> Ptr ()
-- replyBodyValueSize : DWORD -> Word32
-- requestMessage : WS_MESSAGE* -> Ptr CIntPtr
-- asyncContext : WS_ASYNC_CONTEXT* optional -> Ptr ()
-- error : WS_ERROR* optional -> Ptr CIntPtr
-- 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 wssendreplymessage =
  foreign "WsSendReplyMessage"
    ((ptr intptr_t) @-> (ptr intptr_t) @-> (ptr void) @-> int32_t @-> (ptr void) @-> uint32_t @-> (ptr intptr_t) @-> (ptr void) @-> (ptr intptr_t) @-> returning int32_t)
(* channel : WS_CHANNEL* -> (ptr intptr_t) *)
(* replyMessage : WS_MESSAGE* -> (ptr intptr_t) *)
(* replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> (ptr void) *)
(* writeOption : WS_WRITE_OPTION -> int32_t *)
(* replyBodyValue : void* optional -> (ptr void) *)
(* replyBodyValueSize : DWORD -> uint32_t *)
(* requestMessage : WS_MESSAGE* -> (ptr intptr_t) *)
(* asyncContext : WS_ASYNC_CONTEXT* optional -> (ptr void) *)
(* error : WS_ERROR* optional -> (ptr intptr_t) *)
(* 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 webservices (t "webservices.dll"))
(cffi:use-foreign-library webservices)

(cffi:defcfun ("WsSendReplyMessage" ws-send-reply-message :convention :stdcall) :int32
  (channel :pointer)   ; WS_CHANNEL*
  (reply-message :pointer)   ; WS_MESSAGE*
  (reply-message-description :pointer)   ; WS_MESSAGE_DESCRIPTION*
  (write-option :int32)   ; WS_WRITE_OPTION
  (reply-body-value :pointer)   ; void* optional
  (reply-body-value-size :uint32)   ; DWORD
  (request-message :pointer)   ; WS_MESSAGE*
  (async-context :pointer)   ; WS_ASYNC_CONTEXT* optional
  (error :pointer))   ; WS_ERROR* optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $WsSendReplyMessage = Win32::API::More->new('webservices',
    'int WsSendReplyMessage(LPVOID channel, LPVOID replyMessage, LPVOID replyMessageDescription, int writeOption, LPVOID replyBodyValue, DWORD replyBodyValueSize, LPVOID requestMessage, LPVOID asyncContext, LPVOID error)');
# my $ret = $WsSendReplyMessage->Call($channel, $replyMessage, $replyMessageDescription, $writeOption, $replyBodyValue, $replyBodyValueSize, $requestMessage, $asyncContext, $error);
# channel : WS_CHANNEL* -> LPVOID
# replyMessage : WS_MESSAGE* -> LPVOID
# replyMessageDescription : WS_MESSAGE_DESCRIPTION* -> LPVOID
# writeOption : WS_WRITE_OPTION -> int
# replyBodyValue : void* optional -> LPVOID
# replyBodyValueSize : DWORD -> DWORD
# requestMessage : WS_MESSAGE* -> LPVOID
# asyncContext : WS_ASYNC_CONTEXT* optional -> LPVOID
# error : WS_ERROR* optional -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

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