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/*
* Copyright (c) 2011 Thilo Cestonaro
* Licensed under the simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
/*
* Copyright (c) 2011-2017 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
#pragma once
#include <memory>
#include <Swiften/Base/API.h>
#include <Swiften/Base/Error.h>
#include <Swiften/Base/String.h>
#include <Swiften/Base/URL.h>
#include <Swiften/Network/Connection.h>
#include <Swiften/Network/Connector.h>
#include <Swiften/Network/HostAddressPort.h>
#include <Swiften/Session/SessionStream.h>
#include <Swiften/TLS/TLSError.h>
namespace boost {
class thread;
namespace system {
class error_code;
}
}
class BOSHConnectionTest;
namespace Swift {
class XMLParserFactory;
class TLSContextFactory;
class TLSLayer;
struct TLSOptions;
class HighLayer;
class SWIFTEN_API BOSHError : public SessionStream::SessionStreamError {
public:
enum Type {
BadRequest, HostGone, HostUnknown, ImproperAddressing,
InternalServerError, ItemNotFound, OtherRequest, PolicyViolation,
RemoteConnectionFailed, RemoteStreamError, SeeOtherURI, SystemShutdown, UndefinedCondition,
NoError};
BOSHError(Type type) : SessionStream::SessionStreamError(SessionStream::SessionStreamError::ConnectionReadError), type(type) {}
Type getType() const {return type;}
typedef std::shared_ptr<BOSHError> ref;
private:
Type type;
};
class SWIFTEN_API BOSHConnection : public std::enable_shared_from_this<BOSHConnection> {
public:
typedef std::shared_ptr<BOSHConnection> ref;
static ref create(const URL& boshURL, Connector::ref connector, XMLParserFactory* parserFactory, TLSContextFactory* tlsContextFactory, const TLSOptions& tlsOptions) {
return ref(new BOSHConnection(boshURL, connector, parserFactory, tlsContextFactory, tlsOptions));
}
virtual ~BOSHConnection();
virtual void connect();
virtual void disconnect();
virtual void write(const SafeByteArray& data);
const std::string& getSID();
void setRID(unsigned long long rid);
void setSID(const std::string& sid);
void startStream(const std::string& to, unsigned long long rid);
void terminateStream();
bool isReadyToSend();
void restartStream();
bool setClientCertificate(CertificateWithKey::ref cert);
Certificate::ref getPeerCertificate() const;
std::vector<Certificate::ref> getPeerCertificateChain() const;
CertificateVerificationError::ref getPeerCertificateVerificationError() const;
boost::signals2::signal<void (bool /* error */)> onConnectFinished;
boost::signals2::signal<void (bool /* error */)> onDisconnected;
boost::signals2::signal<void (BOSHError::ref)> onSessionTerminated;
boost::signals2::signal<void (const std::string& /*sid*/, size_t /*requests*/)> onSessionStarted;
boost::signals2::signal<void (const SafeByteArray&)> onXMPPDataRead;
boost::signals2::signal<void (const SafeByteArray&)> onBOSHDataRead;
boost::signals2::signal<void (const SafeByteArray&)> onBOSHDataWritten;
boost::signals2::signal<void (const std::string&)> onHTTPError;
private:
friend class ::BOSHConnectionTest;
BOSHConnection(const URL& boshURL, Connector::ref connector, XMLParserFactory* parserFactory, TLSContextFactory* tlsContextFactory, const TLSOptions& tlsOptions);
static std::pair<SafeByteArray, size_t> createHTTPRequest(const SafeByteArray& data, bool streamRestart, bool terminate, unsigned long long rid, const std::string& sid, const URL& boshURL);
void handleConnectFinished(Connection::ref);
void handleDataRead(std::shared_ptr<SafeByteArray> data);
void handleDisconnected(const boost::optional<Connection::Error>& error);
void write(const SafeByteArray& data, bool streamRestart, bool terminate); /* FIXME: refactor */
BOSHError::Type parseTerminationCondition(const std::string& text);
void cancelConnector();
void handleTLSConnected();
void handleTLSApplicationDataRead(const SafeByteArray& data);
void handleTLSNetowrkDataWriteRequest(const SafeByteArray& data);
void handleRawDataRead(std::shared_ptr<SafeByteArray> data);
void handleTLSError(std::shared_ptr<TLSError> error);
void writeData(const SafeByteArray& data);
URL boshURL_;
Connector::ref connector_;
XMLParserFactory* parserFactory_;
std::shared_ptr<Connection> connection_;
std::shared_ptr<HighLayer> dummyLayer_;
std::shared_ptr<TLSLayer> tlsLayer_;
std::string sid_;
bool waitingForStartResponse_;
unsigned long long rid_;
SafeByteArray buffer_;
bool pending_;
bool connectionReady_;
};
}
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Swift