/// <summary>
/// Default constructor.
/// </summary>
/// <param name="proxy">Owner proxy.</param>
/// <exception cref="ArgumentNullException">Is raised when <b>proxy</b> is null reference.</exception>
internal SIP_Registrar(SIP_Proxy proxy)
{
if (proxy == null)
{
throw new ArgumentNullException("proxy");
}
m_pProxy = proxy;
m_pStack = m_pProxy.Stack;
m_pRegistrations = new SIP_RegistrationCollection();
m_pTimer = new TimerEx(m_pTimer_Elapsed, 15000);
m_pTimer.Start();
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="proxy">Owner proxy.</param>
/// <exception cref="ArgumentNullException">Is raised when <b>proxy</b> is null reference.</exception>
internal SIP_Registrar(SIP_Proxy proxy)
{
if(proxy == null){
throw new ArgumentNullException("proxy");
}
m_pProxy = proxy;
m_pStack = m_pProxy.Stack;
m_pRegistrations = new SIP_RegistrationCollection();
m_pTimer = new Timer(15000);
m_pTimer.Elapsed += new ElapsedEventHandler(m_pTimer_Elapsed);
m_pTimer.Enabled = true;
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="proxy">Owner proxy.</param>
/// <exception cref="ArgumentNullException">Is raised when <b>proxy</b> is null reference.</exception>
internal SIP_Registrar(SIP_Proxy proxy)
{
if (proxy == null)
{
throw new ArgumentNullException("proxy");
}
m_pProxy = proxy;
m_pStack = m_pProxy.Stack;
m_pRegistrations = new SIP_RegistrationCollection();
m_pTimer = new Timer(15000);
m_pTimer.Elapsed += new ElapsedEventHandler(m_pTimer_Elapsed);
m_pTimer.Enabled = true;
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="proxy">Owner SIP proxy server.</param>
/// <param name="request">The request what is represented by this context.</param>
/// <param name="flow">Data flow what received request.</param>
/// <exception cref="ArgumentNullException">Is raised when <b>proxy</b>, <b>request</b> or <b>flow</b> is null reference.</exception>
internal SIP_RequestContext(SIP_Proxy proxy,SIP_Request request,SIP_Flow flow)
{
if(proxy == null){
throw new ArgumentNullException("proxy");
}
if(request == null){
throw new ArgumentNullException("request");
}
if(flow == null){
throw new ArgumentNullException("flow");
}
m_pProxy = proxy;
m_pRequest = request;
m_pFlow = flow;
m_pTargets = new List<SIP_ProxyTarget>();
}
/// <summary>
/// Cleans up any resources being used.
/// </summary>
internal void Dispose()
{
if(m_IsDisposed){
return;
}
m_IsDisposed = true;
this.CanRegister = null;
this.AorRegistered = null;
this.AorUnregistered = null;
this.AorUpdated = null;
m_pProxy = null;
m_pStack = null;
m_pRegistrations = null;
if(m_pTimer != null){
m_pTimer.Dispose();
m_pTimer = null;
}
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="proxy">Owner SIP proxy server.</param>
/// <param name="request">The request what is represented by this context.</param>
/// <param name="flow">Data flow what received request.</param>
/// <exception cref="ArgumentNullException">Is raised when <b>proxy</b>, <b>request</b> or <b>flow</b> is null reference.</exception>
internal SIP_RequestContext(SIP_Proxy proxy, SIP_Request request, SIP_Flow flow)
{
if (proxy == null)
{
throw new ArgumentNullException("proxy");
}
if (request == null)
{
throw new ArgumentNullException("request");
}
if (flow == null)
{
throw new ArgumentNullException("flow");
}
m_pProxy = proxy;
m_pRequest = request;
m_pFlow = flow;
m_pTargets = new List <SIP_ProxyTarget>();
}
/// <summary>
/// Cleans up any resources being used.
/// </summary>
internal void Dispose()
{
if (m_IsDisposed)
{
return;
}
m_IsDisposed = true;
this.CanRegister = null;
this.AorRegistered = null;
this.AorUnregistered = null;
this.AorUpdated = null;
m_pProxy = null;
m_pStack = null;
m_pRegistrations = null;
if (m_pTimer != null)
{
m_pTimer.Dispose();
m_pTimer = null;
}
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="owner">Onwer SIP proxy.</param>
internal SIP_B2BUA(SIP_Proxy owner)
{
m_pProxy = owner;
m_pCalls = new List<SIP_B2BUA_Call>();
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="owner">Onwer SIP proxy.</param>
internal SIP_B2BUA(SIP_Proxy owner)
{
m_pProxy = owner;
m_pCalls = new List <SIP_B2BUA_Call>();
}
/// <summary>
/// Cleans up any resources being used.
/// </summary>
public void Dispose()
{
lock(m_pLock){
if(m_IsDisposed){
return;
}
m_IsDisposed = true;
m_pProxy.Stack.Logger.AddText("ProxyContext(id='" + m_ID + "') disposed.");
m_pProxy.m_pProxyContexts.Remove(this);
m_pProxy = null;
m_pServerTransaction = null;
m_pTargetsHandlers = null;
m_pResponses = null;
m_pTargets = null;
}
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="proxy">Owner proxy.</param>
/// <param name="transaction">Server transaction what is used to send SIP responses back to caller.</param>
/// <param name="request">Request to forward.</param>
/// <param name="addRecordRoute">If true, Record-Route header field will be added.</param>
/// <param name="forkingMode">Specifies how proxy context must handle forking.</param>
/// <param name="isB2BUA">Specifies if proxy context is in B2BUA or just transaction satefull mode.</param>
/// <param name="noCancel">Specifies if proxy should not send Cancel to forked requests.</param>
/// <param name="noRecurse">Specifies what proxy server does when it gets 3xx response. If true proxy will forward
/// request to new specified address if false, proxy will return 3xx response to caller.</param>
/// <param name="targets">Possible remote targets. NOTE: These values must be in priority order !</param>
/// <exception cref="ArgumentNullException">Is raised when any of the reference type prameters is null.</exception>
/// <exception cref="ArgumentException">Is raised when any of the arguments has invalid value.</exception>
internal SIP_ProxyContext(SIP_Proxy proxy,SIP_ServerTransaction transaction,SIP_Request request,bool addRecordRoute,SIP_ForkingMode forkingMode,bool isB2BUA,bool noCancel,bool noRecurse,SIP_ProxyTarget[] targets)
{
if(proxy == null){
throw new ArgumentNullException("proxy");
}
if(transaction == null){
throw new ArgumentNullException("transaction");
}
if(request == null){
throw new ArgumentNullException("request");
}
if(targets == null){
throw new ArgumentNullException("targets");
}
if(targets.Length == 0){
throw new ArgumentException("Argumnet 'targets' must contain at least 1 value.");
}
m_pProxy = proxy;
m_pServerTransaction = transaction;
m_pServerTransaction.Canceled += new EventHandler(m_pServerTransaction_Canceled);
m_pServerTransaction.Disposed += new EventHandler(m_pServerTransaction_Disposed);
m_pRequest = request;
m_AddRecordRoute = addRecordRoute;
m_ForkingMode = forkingMode;
m_IsB2BUA = isB2BUA;
m_NoCancel = noCancel;
m_NoRecurse = noRecurse;
m_pTargetsHandlers = new List<TargetHandler>();
m_pResponses = new List<SIP_Response>();
m_ID = Guid.NewGuid().ToString();
m_CreateTime = DateTime.Now;
// Queue targets up, higest to lowest.
m_pTargets = new Queue<TargetHandler>();
foreach(SIP_ProxyTarget target in targets){
m_pTargets.Enqueue(new TargetHandler(this,target.Flow,target.TargetUri,m_AddRecordRoute,false));
}
m_pCredentials = new List<NetworkCredential>();
/* RFC 3841 9.1.
The Request-Disposition header field specifies caller preferences for
how a server should process a request.
Override SIP proxy default value.
*/
foreach(SIP_t_Directive directive in request.RequestDisposition.GetAllValues()){
if(directive.Directive == SIP_t_Directive.DirectiveType.NoFork){
m_ForkingMode = SIP_ForkingMode.None;
}
else if(directive.Directive == SIP_t_Directive.DirectiveType.Parallel){
m_ForkingMode = SIP_ForkingMode.Parallel;
}
else if(directive.Directive == SIP_t_Directive.DirectiveType.Sequential){
m_ForkingMode = SIP_ForkingMode.Sequential;
}
else if(directive.Directive == SIP_t_Directive.DirectiveType.NoCancel){
m_NoCancel = true;
}
else if(directive.Directive == SIP_t_Directive.DirectiveType.NoRecurse){
m_NoRecurse = true;
}
}
m_pProxy.Stack.Logger.AddText("ProxyContext(id='" + m_ID + "') created.");
}
/// <summary>
/// Stops this virtual server.
/// </summary>
public void Stop()
{
m_Running = false;
if(m_pDnsClient != null){
m_pDnsClient.Dispose();
m_pDnsClient = null;
}
if(m_pSmtpServer != null){
try{
m_pSmtpServer.Dispose();
}
catch{
}
m_pSmtpServer = null;
}
if(m_pPop3Server != null){
try{
m_pPop3Server.Dispose();
}
catch{
}
m_pPop3Server = null;
}
if(m_pImapServer != null){
try{
m_pImapServer.Dispose();
}
catch{
}
m_pImapServer = null;
}
if(m_pRelayServer != null){
try{
m_pRelayServer.Dispose();
}
catch{
}
m_pRelayServer = null;
}
if(m_pFetchServer != null){
try{
m_pFetchServer.Dispose();
}
catch{
}
m_pFetchServer = null;
}
if(m_pSipServer != null){
try{
m_pSipServer.Stack.Stop();
}
catch{
}
m_pSipServer = null;
}
if(m_pTimer != null){
try{
m_pTimer.Dispose();
}
catch{
}
m_pTimer = null;
}
if(m_pRecycleBinManager != null){
try{
m_pRecycleBinManager.Dispose();
}
catch{
}
m_pRecycleBinManager = null;
}
if(m_pBadLoginManager != null){
try{
m_pBadLoginManager.Dispose();
}
catch{
}
m_pBadLoginManager = null;
}
}
/// <summary>
/// Starts this virtual server.
/// </summary>
public void Start()
{
if(m_Running){
return;
}
m_Running = true;
m_pDnsClient = new Dns_Client();
m_pSmtpServer = new SMTP_Server();
m_pSmtpServer.Error += new LumiSoft.Net.ErrorEventHandler(OnServer_SysError);
m_pSmtpServer.SessionCreated += new EventHandler<TCP_ServerSessionEventArgs<SMTP_Session>>(m_pSmtpServer_SessionCreated);
m_pPop3Server = new POP3_Server();
m_pPop3Server.Error += new LumiSoft.Net.ErrorEventHandler(OnServer_SysError);
m_pPop3Server.SessionCreated += new EventHandler<TCP_ServerSessionEventArgs<POP3_Session>>(m_pPop3Server_SessionCreated);
m_pImapServer = new IMAP_Server();
m_pImapServer.Error += new LumiSoft.Net.ErrorEventHandler(OnServer_SysError);
m_pImapServer.SessionCreated += new EventHandler<TCP_ServerSessionEventArgs<IMAP_Session>>(m_pImapServer_SessionCreated);
m_pRelayServer = new RelayServer(this);
m_pRelayServer.DnsClient = m_pDnsClient;
m_pFetchServer = new FetchPop3(this,m_pApi);
m_pSipServer = new SIP_Proxy(new SIP_Stack());
m_pSipServer.Authenticate += new SIP_AuthenticateEventHandler(m_pSipServer_Authenticate);
m_pSipServer.IsLocalUri += new SIP_IsLocalUriEventHandler(m_pSipServer_IsLocalUri);
m_pSipServer.AddressExists += new SIP_AddressExistsEventHandler(m_pSipServer_AddressExists);
m_pSipServer.Registrar.CanRegister += new SIP_CanRegisterEventHandler(m_pSipServer_CanRegister);
m_pSipServer.Stack.Error += new EventHandler<ExceptionEventArgs>(m_pSipServer_Error);
m_pRecycleBinManager = new RecycleBinManager(m_pApi);
m_pBadLoginManager = new BadLoginManager();
m_pTimer = new System.Timers.Timer();
m_pTimer.Interval = 15000;
m_pTimer.Elapsed += new System.Timers.ElapsedEventHandler(m_pTimer_Elapsed);
m_pTimer.Enabled = true;
LoadSettings();
}