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Code Issues Releases Activity

shared pointer for I2PTunnelConnection

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This commit is contained in:
orignal 2014-11-23 22:23:17 -05:00
parent 0262a8b057
commit 97656e7349
2 changed files with 44 additions and 36 deletions
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68
I2PTunnel.cpp
View File

@ -1,4 +1,3 @@
#include <boost/bind.hpp>
#include "base64.h"
#include "Log.h"
#include "NetDb.h"
@ -12,21 +11,15 @@ namespace client
{
I2PTunnelConnection::I2PTunnelConnection (I2PTunnel * owner,
boost::asio::ip::tcp::socket * socket, const i2p::data::LeaseSet * leaseSet):
m_Socket (socket), m_Owner (owner)
m_Socket (socket), m_Owner (owner), m_RemoteEndpoint (socket->remote_endpoint ())
{
m_Stream = m_Owner->GetLocalDestination ()->CreateStream (*leaseSet);
m_Stream->Send (m_Buffer, 0); // connect
StreamReceive ();
Receive ();
}
I2PTunnelConnection::I2PTunnelConnection (I2PTunnel * owner, std::shared_ptr<i2p::stream::Stream> stream,
boost::asio::ip::tcp::socket * socket, const boost::asio::ip::tcp::endpoint& target):
m_Socket (socket), m_Stream (stream), m_Owner (owner)
m_Socket (socket), m_Stream (stream), m_Owner (owner), m_RemoteEndpoint (target)
{
if (m_Socket)
m_Socket->async_connect (target, boost::bind (&I2PTunnelConnection::HandleConnect,
this, boost::asio::placeholders::error));
}
I2PTunnelConnection::~I2PTunnelConnection ()
@ -34,6 +27,20 @@ namespace client
delete m_Socket;
}
void I2PTunnelConnection::I2PConnect ()
{
m_Stream->Send (m_Buffer, 0); // connect
StreamReceive ();
Receive ();
}
void I2PTunnelConnection::Connect ()
{
if (m_Socket)
m_Socket->async_connect (m_RemoteEndpoint, std::bind (&I2PTunnelConnection::HandleConnect,
shared_from_this (), std::placeholders::_1));
}
void I2PTunnelConnection::Terminate ()
{
if (m_Stream)
@ -44,15 +51,14 @@ namespace client
}
m_Socket->close ();
if (m_Owner)
m_Owner->RemoveConnection (this);
//delete this;
m_Owner->RemoveConnection (shared_from_this ());
}
void I2PTunnelConnection::Receive ()
{
m_Socket->async_read_some (boost::asio::buffer(m_Buffer, I2P_TUNNEL_CONNECTION_BUFFER_SIZE),
boost::bind(&I2PTunnelConnection::HandleReceived, this,
boost::asio::placeholders::error, boost::asio::placeholders::bytes_transferred));
std::bind(&I2PTunnelConnection::HandleReceived, shared_from_this (),
std::placeholders::_1, std::placeholders::_2));
}
void I2PTunnelConnection::HandleReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred)
@ -87,8 +93,8 @@ namespace client
{
if (m_Stream)
m_Stream->AsyncReceive (boost::asio::buffer (m_StreamBuffer, I2P_TUNNEL_CONNECTION_BUFFER_SIZE),
boost::bind (&I2PTunnelConnection::HandleStreamReceive, this,
boost::asio::placeholders::error, boost::asio::placeholders::bytes_transferred),
std::bind (&I2PTunnelConnection::HandleStreamReceive, shared_from_this (),
std::placeholders::_1, std::placeholders::_2),
I2P_TUNNEL_CONNECTION_MAX_IDLE);
}
@ -103,7 +109,7 @@ namespace client
else
{
boost::asio::async_write (*m_Socket, boost::asio::buffer (m_StreamBuffer, bytes_transferred),
boost::bind (&I2PTunnelConnection::HandleWrite, this, boost::asio::placeholders::error));
std::bind (&I2PTunnelConnection::HandleWrite, shared_from_this (), std::placeholders::_1));
}
}
@ -112,12 +118,7 @@ namespace client
if (ecode)
{
LogPrint ("I2PTunnel connect error: ", ecode.message ());
if (ecode != boost::asio::error::operation_aborted)
{
if (m_Stream) m_Stream->Close ();
i2p::stream::DeleteStream (m_Stream);
m_Stream = nullptr;
}
Terminate ();
}
else
{
@ -127,20 +128,18 @@ namespace client
}
}
void I2PTunnel::AddConnection (I2PTunnelConnection * conn)
void I2PTunnel::AddConnection (std::shared_ptr<I2PTunnelConnection> conn)
{
m_Connections.insert (conn);
}
void I2PTunnel::RemoveConnection (I2PTunnelConnection * conn)
void I2PTunnel::RemoveConnection (std::shared_ptr<I2PTunnelConnection> conn)
{
m_Connections.erase (conn);
}
void I2PTunnel::ClearConnections ()
{
for (auto it: m_Connections)
delete it;
m_Connections.clear ();
}
@ -181,8 +180,8 @@ namespace client
void I2PClientTunnel::Accept ()
{
auto newSocket = new boost::asio::ip::tcp::socket (GetService ());
m_Acceptor.async_accept (*newSocket, boost::bind (&I2PClientTunnel::HandleAccept, this,
boost::asio::placeholders::error, newSocket));
m_Acceptor.async_accept (*newSocket, std::bind (&I2PClientTunnel::HandleAccept, this,
std::placeholders::_1, newSocket));
}
void I2PClientTunnel::HandleAccept (const boost::system::error_code& ecode, boost::asio::ip::tcp::socket * socket)
@ -205,8 +204,8 @@ namespace client
{
i2p::data::netdb.RequestDestination (*m_DestinationIdentHash, true, GetLocalDestination ()->GetTunnelPool ());
m_Timer.expires_from_now (boost::posix_time::seconds (I2P_TUNNEL_DESTINATION_REQUEST_TIMEOUT));
m_Timer.async_wait (boost::bind (&I2PClientTunnel::HandleDestinationRequestTimer,
this, boost::asio::placeholders::error, socket));
m_Timer.async_wait (std::bind (&I2PClientTunnel::HandleDestinationRequestTimer,
this, std::placeholders::_1, socket));
}
}
else
@ -240,8 +239,9 @@ namespace client
if (m_RemoteLeaseSet) // leaseSet found
{
LogPrint ("New I2PTunnel connection");
auto connection = new I2PTunnelConnection (this, socket, m_RemoteLeaseSet);
auto connection = std::make_shared<I2PTunnelConnection>(this, socket, m_RemoteLeaseSet);
AddConnection (connection);
connection->I2PConnect ();
}
else
{
@ -278,7 +278,11 @@ namespace client
void I2PServerTunnel::HandleAccept (std::shared_ptr<i2p::stream::Stream> stream)
{
if (stream)
new I2PTunnelConnection (this, stream, new boost::asio::ip::tcp::socket (GetService ()), m_Endpoint);
{
auto conn = std::make_shared<I2PTunnelConnection> (this, stream, new boost::asio::ip::tcp::socket (GetService ()), m_Endpoint);
AddConnection (conn);
conn->Connect ();
}
}
}
}

12
I2PTunnel.h
View File

@ -19,7 +19,7 @@ namespace client
const int I2P_TUNNEL_DESTINATION_REQUEST_TIMEOUT = 10; // in seconds
class I2PTunnel;
class I2PTunnelConnection
class I2PTunnelConnection: public std::enable_shared_from_this<I2PTunnelConnection>
{
public:
@ -29,6 +29,9 @@ namespace client
const boost::asio::ip::tcp::endpoint& target);
~I2PTunnelConnection ();
void I2PConnect ();
void Connect ();
private:
void Terminate ();
@ -47,6 +50,7 @@ namespace client
boost::asio::ip::tcp::socket * m_Socket;
std::shared_ptr<i2p::stream::Stream> m_Stream;
I2PTunnel * m_Owner;
boost::asio::ip::tcp::endpoint m_RemoteEndpoint;
};
class I2PTunnel
@ -57,8 +61,8 @@ namespace client
m_Service (service), m_LocalDestination (localDestination) {};
virtual ~I2PTunnel () { ClearConnections (); };
void AddConnection (I2PTunnelConnection * conn);
void RemoveConnection (I2PTunnelConnection * conn);
void AddConnection (std::shared_ptr<I2PTunnelConnection> conn);
void RemoveConnection (std::shared_ptr<I2PTunnelConnection> conn);
void ClearConnections ();
ClientDestination * GetLocalDestination () { return m_LocalDestination; };
void SetLocalDestination (ClientDestination * dest) { m_LocalDestination = dest; };
@ -69,7 +73,7 @@ namespace client
boost::asio::io_service& m_Service;
ClientDestination * m_LocalDestination;
std::set<I2PTunnelConnection *> m_Connections;
std::set<std::shared_ptr<I2PTunnelConnection> > m_Connections;
};
class I2PClientTunnel: public I2PTunnel