mirror of
https://github.com/kasmtech/KasmVNC.git
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304 lines
11 KiB
C++
304 lines
11 KiB
C++
/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
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*
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* This is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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* USA.
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*/
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#ifndef WINVNCCONF_CONNECTIONS
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#define WINVNCCONF_CONNECTIONS
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#include <vector>
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#include <rfb_win32/Registry.h>
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#include <rfb_win32/Dialog.h>
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#include <rfb_win32/ModuleFileName.h>
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#include <rfb/Configuration.h>
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#include <rfb/Blacklist.h>
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#include <network/TcpSocket.h>
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static rfb::IntParameter http_port("HTTPPortNumber",
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"TCP/IP port on which the server will serve the Java applet VNC Viewer ", 5800);
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static rfb::IntParameter port_number("PortNumber",
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"TCP/IP port on which the server will accept connections", 5900);
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static rfb::StringParameter hosts("Hosts",
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"Filter describing which hosts are allowed access to this server", "+");
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static rfb::BoolParameter localHost("LocalHost",
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"Only accept connections from via the local loop-back network interface", false);
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namespace rfb {
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namespace win32 {
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class ConnHostDialog : public Dialog {
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public:
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ConnHostDialog() : Dialog(GetModuleHandle(0)) {}
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bool showDialog(const TCHAR* pat) {
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pattern.replaceBuf(tstrDup(pat));
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return Dialog::showDialog(MAKEINTRESOURCE(IDD_CONN_HOST));
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}
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void initDialog() {
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if (_tcslen(pattern.buf) == 0)
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pattern.replaceBuf(tstrDup("+"));
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if (pattern.buf[0] == _T('+'))
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setItemChecked(IDC_ALLOW, true);
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else if (pattern.buf[0] == _T('?'))
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setItemChecked(IDC_QUERY, true);
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else
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setItemChecked(IDC_DENY, true);
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setItemString(IDC_HOST_PATTERN, &pattern.buf[1]);
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pattern.replaceBuf(0);
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}
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bool onOk() {
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TCharArray host(getItemString(IDC_HOST_PATTERN));
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TCharArray newPat(_tcslen(host.buf)+2);
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if (isItemChecked(IDC_ALLOW))
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newPat.buf[0] = _T('+');
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else if (isItemChecked(IDC_QUERY))
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newPat.buf[0] = _T('?');
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else
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newPat.buf[0] = _T('-');
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newPat.buf[1] = 0;
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_tcscat(newPat.buf, host.buf);
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try {
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network::TcpFilter::Pattern pat(network::TcpFilter::parsePattern(CStr(newPat.buf)));
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pattern.replaceBuf(TCharArray(network::TcpFilter::patternToStr(pat)).takeBuf());
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} catch(rdr::Exception& e) {
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MsgBox(NULL, TStr(e.str()), MB_ICONEXCLAMATION | MB_OK);
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return false;
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}
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return true;
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}
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const TCHAR* getPattern() {return pattern.buf;}
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protected:
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TCharArray pattern;
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};
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class ConnectionsPage : public PropSheetPage {
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public:
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ConnectionsPage(const RegKey& rk)
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: PropSheetPage(GetModuleHandle(0), MAKEINTRESOURCE(IDD_CONNECTIONS)), regKey(rk) {}
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void initDialog() {
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vlog.debug("set IDC_PORT %d", (int)port_number);
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setItemInt(IDC_PORT, port_number ? port_number : 5900);
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setItemChecked(IDC_RFB_ENABLE, port_number != 0);
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setItemInt(IDC_IDLE_TIMEOUT, rfb::Server::idleTimeout);
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vlog.debug("set IDC_HTTP_PORT %d", (int)http_port);
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setItemInt(IDC_HTTP_PORT, http_port ? http_port : 5800);
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setItemChecked(IDC_HTTP_ENABLE, http_port != 0);
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enableItem(IDC_HTTP_PORT, http_port != 0);
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setItemChecked(IDC_LOCALHOST, localHost);
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HWND listBox = GetDlgItem(handle, IDC_HOSTS);
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while (SendMessage(listBox, LB_GETCOUNT, 0, 0))
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SendMessage(listBox, LB_DELETESTRING, 0, 0);
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CharArray tmp;
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tmp.buf = hosts.getData();
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while (tmp.buf) {
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CharArray first;
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strSplit(tmp.buf, ',', &first.buf, &tmp.buf);
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if (strlen(first.buf))
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SendMessage(listBox, LB_ADDSTRING, 0, (LPARAM)(const TCHAR*)TStr(first.buf));
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}
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onCommand(IDC_RFB_ENABLE, EN_CHANGE);
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}
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bool onCommand(int id, int cmd) {
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switch (id) {
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case IDC_HOSTS:
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{
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DWORD selected = SendMessage(GetDlgItem(handle, IDC_HOSTS), LB_GETCURSEL, 0, 0);
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DWORD count = SendMessage(GetDlgItem(handle, IDC_HOSTS), LB_GETCOUNT, 0, 0);
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bool enable = selected != (DWORD)LB_ERR;
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enableItem(IDC_HOST_REMOVE, enable);
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enableItem(IDC_HOST_UP, enable && (selected > 0));
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enableItem(IDC_HOST_DOWN, enable && (selected+1 < count));
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enableItem(IDC_HOST_EDIT, enable);
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setChanged(isChanged());
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}
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return true;
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case IDC_PORT:
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if (cmd == EN_CHANGE) {
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try {
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setItemInt(IDC_HTTP_PORT, rfbPortToHTTP(getItemInt(IDC_PORT)));
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} catch (...) {
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}
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}
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case IDC_HTTP_PORT:
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case IDC_IDLE_TIMEOUT:
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if (cmd == EN_CHANGE)
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setChanged(isChanged());
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return false;
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case IDC_HTTP_ENABLE:
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case IDC_RFB_ENABLE:
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case IDC_LOCALHOST:
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{
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// HTTP port
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enableItem(IDC_HTTP_PORT, isItemChecked(IDC_HTTP_ENABLE) && isItemChecked(IDC_RFB_ENABLE));
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enableItem(IDC_HTTP_ENABLE, isItemChecked(IDC_RFB_ENABLE));
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// RFB port
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enableItem(IDC_PORT, isItemChecked(IDC_RFB_ENABLE));
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// Hosts
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enableItem(IDC_LOCALHOST, isItemChecked(IDC_RFB_ENABLE));
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bool enableHosts = !isItemChecked(IDC_LOCALHOST) && isItemChecked(IDC_RFB_ENABLE);
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enableItem(IDC_HOSTS, enableHosts);
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enableItem(IDC_HOST_ADD, enableHosts);
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if (!enableHosts) {
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enableItem(IDC_HOST_REMOVE, enableHosts);
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enableItem(IDC_HOST_UP, enableHosts);
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enableItem(IDC_HOST_DOWN, enableHosts);
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enableItem(IDC_HOST_EDIT, enableHosts);
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} else {
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onCommand(IDC_HOSTS, EN_CHANGE);
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}
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setChanged(isChanged());
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return false;
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}
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case IDC_HOST_ADD:
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if (hostDialog.showDialog(_T("")))
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{
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const TCHAR* pattern = hostDialog.getPattern();
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if (pattern)
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SendMessage(GetDlgItem(handle, IDC_HOSTS), LB_ADDSTRING, 0, (LPARAM)pattern);
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}
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return true;
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case IDC_HOST_EDIT:
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{
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HWND listBox = GetDlgItem(handle, IDC_HOSTS);
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int item = SendMessage(listBox, LB_GETCURSEL, 0, 0);
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TCharArray pattern(SendMessage(listBox, LB_GETTEXTLEN, item, 0)+1);
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SendMessage(listBox, LB_GETTEXT, item, (LPARAM)pattern.buf);
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if (hostDialog.showDialog(pattern.buf)) {
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const TCHAR* newPat = hostDialog.getPattern();
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if (newPat) {
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item = SendMessage(listBox, LB_FINDSTRINGEXACT, item, (LPARAM)pattern.buf);
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if (item != LB_ERR) {
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SendMessage(listBox, LB_DELETESTRING, item, 0);
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SendMessage(listBox, LB_INSERTSTRING, item, (LPARAM)newPat);
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SendMessage(listBox, LB_SETCURSEL, item, 0);
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onCommand(IDC_HOSTS, EN_CHANGE);
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}
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}
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}
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}
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return true;
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case IDC_HOST_UP:
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{
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HWND listBox = GetDlgItem(handle, IDC_HOSTS);
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int item = SendMessage(listBox, LB_GETCURSEL, 0, 0);
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TCharArray pattern(SendMessage(listBox, LB_GETTEXTLEN, item, 0)+1);
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SendMessage(listBox, LB_GETTEXT, item, (LPARAM)pattern.buf);
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SendMessage(listBox, LB_DELETESTRING, item, 0);
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SendMessage(listBox, LB_INSERTSTRING, item-1, (LPARAM)pattern.buf);
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SendMessage(listBox, LB_SETCURSEL, item-1, 0);
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onCommand(IDC_HOSTS, EN_CHANGE);
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}
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return true;
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case IDC_HOST_DOWN:
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{
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HWND listBox = GetDlgItem(handle, IDC_HOSTS);
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int item = SendMessage(listBox, LB_GETCURSEL, 0, 0);
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TCharArray pattern(SendMessage(listBox, LB_GETTEXTLEN, item, 0)+1);
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SendMessage(listBox, LB_GETTEXT, item, (LPARAM)pattern.buf);
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SendMessage(listBox, LB_DELETESTRING, item, 0);
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SendMessage(listBox, LB_INSERTSTRING, item+1, (LPARAM)pattern.buf);
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SendMessage(listBox, LB_SETCURSEL, item+1, 0);
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onCommand(IDC_HOSTS, EN_CHANGE);
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}
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return true;
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case IDC_HOST_REMOVE:
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{
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HWND listBox = GetDlgItem(handle, IDC_HOSTS);
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int item = SendMessage(listBox, LB_GETCURSEL, 0, 0);
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SendMessage(listBox, LB_DELETESTRING, item, 0);
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onCommand(IDC_HOSTS, EN_CHANGE);
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}
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}
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return false;
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}
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bool onOk() {
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regKey.setInt(_T("PortNumber"), isItemChecked(IDC_RFB_ENABLE) ? getItemInt(IDC_PORT) : 0);
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regKey.setInt(_T("IdleTimeout"), getItemInt(IDC_IDLE_TIMEOUT));
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regKey.setInt(_T("HTTPPortNumber"), isItemChecked(IDC_HTTP_ENABLE) && isItemChecked(IDC_RFB_ENABLE)
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? getItemInt(IDC_HTTP_PORT) : 0);
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regKey.setInt(_T("LocalHost"), isItemChecked(IDC_LOCALHOST));
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regKey.setString(_T("Hosts"), TCharArray(getHosts()).buf);
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return true;
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}
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bool isChanged() {
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try {
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CharArray new_hosts(getHosts());
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CharArray old_hosts(hosts.getData());
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return (strcmp(new_hosts.buf, old_hosts.buf) != 0) ||
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(localHost != isItemChecked(IDC_LOCALHOST)) ||
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(port_number != getItemInt(IDC_PORT)) ||
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(http_port != getItemInt(IDC_HTTP_PORT)) ||
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((http_port!=0) != (isItemChecked(IDC_HTTP_ENABLE)!=0)) ||
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(rfb::Server::idleTimeout != getItemInt(IDC_IDLE_TIMEOUT));
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} catch (rdr::Exception&) {
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return false;
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}
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}
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char* getHosts() {
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int bufLen = 1, i;
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HWND listBox = GetDlgItem(handle, IDC_HOSTS);
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for (i=0; i<SendMessage(listBox, LB_GETCOUNT, 0, 0); i++)
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bufLen+=SendMessage(listBox, LB_GETTEXTLEN, i, 0)+1;
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TCharArray hosts_str(bufLen);
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hosts_str.buf[0] = 0;
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TCHAR* outPos = hosts_str.buf;
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for (i=0; i<SendMessage(listBox, LB_GETCOUNT, 0, 0); i++) {
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outPos += SendMessage(listBox, LB_GETTEXT, i, (LPARAM)outPos);
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outPos[0] = ',';
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outPos[1] = 0;
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outPos++;
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}
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return strDup(hosts_str.buf);
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}
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int rfbPortToHTTP(int rfbPort) {
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int offset = -100;
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if (http_port)
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offset = http_port - port_number;
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int httpPort = rfbPort + offset;
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if (httpPort <= 0)
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httpPort = rfbPort;
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return httpPort;
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}
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protected:
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RegKey regKey;
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ConnHostDialog hostDialog;
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};
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};
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};
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#endif
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