/*=============================================================================

*

* ＲＡＳ関係

*

===============================================================================

/ Copyright (C) 1997-2007 Sota. All rights reserved.

/

/ Redistribution and use in source and binary forms, with or without

/ modification, are permitted provided that the following conditions

/ are met:

/

/ 1. Redistributions of source code must retain the above copyright

/ notice, this list of conditions and the following disclaimer.

/ 2. Redistributions in binary form must reproduce the above copyright

/ notice, this list of conditions and the following disclaimer in the

/ documentation and/or other materials provided with the distribution.

/

/ THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

/ IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

/ OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

/ IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,

/ INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,

/ BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

/ USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON

/ ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

/ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

/ THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

/============================================================================*/

#include "common.h"

#include <Ras.h>

#include <RasDlg.h>

#include <RasError.h>

// これらはリンクオプションで遅延ロードに設定する

#pragma comment(lib, "Rasapi32.lib")

#pragma comment(lib, "Rasdlg.lib")

static auto GetConnections() {

std::vector<RASCONNW> connections;

if (DWORD size = 0, count = 0, result = RasEnumConnectionsW(nullptr, &size, &count); result == ERROR_BUFFER_TOO_SMALL) {

connections.resize(size / sizeof(RASCONNW));

size = sizeof(RASCONNW) * size_as<DWORD>(connections);

connections[0].dwSize = sizeof(RASCONNW);

result = RasEnumConnectionsW(data(connections), &size, &count);

connections.resize(count);

}

return connections;

}

static void DisconnectAll(std::vector<RASCONNW> const& connections) {

if (empty(connections))

return;

Notice(IDS_MSGJPN220);

for (auto const& connection : connections) {

RasHangUpW(connection.hrasconn);

for (RASCONNSTATUSW status{ sizeof(RASCONNSTATUSW) }; RasGetConnectStatusW(connection.hrasconn, &status) != ERROR_INVALID_HANDLE;)

Sleep(10);

}

}

// RASを切断する

// confirm: 切断前に確認を行う

void DisconnectRas(bool confirm) {

if (auto connections = GetConnections(); !empty(connections) && (!confirm || Dialog(GetFtpInst(), rasnotify_dlg, GetMainHwnd())))

DisconnectAll(connections);

}

// RASのエントリ一覧をコンボボックスにセットする

void SetRasEntryToComboBox(HWND hdlg, int item, std::wstring const& selected) {

if (DWORD size = 0, count = 0, result = RasEnumEntriesW(nullptr, nullptr, nullptr, &size, &count); result == ERROR_BUFFER_TOO_SMALL) {

std::vector<RASENTRYNAMEW> entries{ size / sizeof(RASENTRYNAMEW) };

size = sizeof(RASENTRYNAMEW) * size_as<DWORD>(entries);

result = RasEnumEntriesW(nullptr, nullptr, data(entries), &size, &count);

for (DWORD i = 0; i < count; i++)

SendDlgItemMessageW(hdlg, item, CB_ADDSTRING, 0, (LPARAM)entries[i].szEntryName);

SendDlgItemMessageW(hdlg, item, CB_SELECTSTRING, -1, (LPARAM)selected.c_str());

}

}

// RASの接続を行う

// dialup: ダイアルアップ接続を行う

// explicitly: nameで指定した接続先へ接続する

// confirm: 既存の接続を切断する前に確認を行う

// name: 接続先名

bool ConnectRas(bool dialup, bool explicitly, bool confirm, std::wstring const& name) {

if (!dialup)

return true;

/* 現在の接続を確認 */

if (auto connections = GetConnections(); !empty(connections)) {

if (!explicitly)

return true;

for (auto const& connection : connections)

if (name == connection.szEntryName)

return true;

if (!confirm || Dialog(GetFtpInst(), rasreconnect_dlg, GetMainHwnd()))

DisconnectAll(connections);

else

return true;

}

/* 接続する */

Notice(IDS_MSGJPN221);

RASDIALDLG info{ sizeof(RASDIALDLG), GetMainHwnd() };

return RasDialDlgW(nullptr, const_cast<LPWSTR>(name.c_str()), nullptr, &info);

}