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/*
* Copyright (c) 2010-2012 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#pragma once
#include <Swiften/Base/boost_bsignals.h>
#include <boost/shared_ptr.hpp>
#include <boost/optional.hpp>
#include <Swiften/Elements/ProtocolHeader.h>
#include <Swiften/Elements/Element.h>
#include <Swiften/Base/Error.h>
#include <Swiften/Base/SafeByteArray.h>
#include <Swiften/TLS/CertificateWithKey.h>
#include <Swiften/TLS/Certificate.h>
#include <Swiften/TLS/CertificateVerificationError.h>
namespace Swift {
class SessionStream {
public:
class SessionStreamError : public Swift::Error {
public:
enum Type {
ParseError,
TLSError,
InvalidTLSCertificateError,
ConnectionReadError,
ConnectionWriteError
};
SessionStreamError(Type type) : type(type) {}
Type type;
};
SessionStream(): certificate() {}
virtual ~SessionStream();
virtual void close() = 0;
virtual bool isOpen() = 0;
virtual void writeHeader(const ProtocolHeader& header) = 0;
virtual void writeFooter() = 0;
virtual void writeElement(boost::shared_ptr<Element>) = 0;
virtual void writeData(const std::string& data) = 0;
virtual bool supportsZLibCompression() = 0;
virtual void addZLibCompression() = 0;
virtual bool supportsTLSEncryption() = 0;
virtual void addTLSEncryption() = 0;
virtual bool isTLSEncrypted() = 0;
virtual void setWhitespacePingEnabled(bool enabled) = 0;
virtual void resetXMPPParser() = 0;
void setTLSCertificate(CertificateWithKey::ref cert) {
certificate = cert;
}
virtual bool hasTLSCertificate() {
return certificate && !certificate->isNull();
}
virtual Certificate::ref getPeerCertificate() const = 0;
virtual std::vector<Certificate::ref> getPeerCertificateChain() const = 0;
virtual boost::shared_ptr<CertificateVerificationError> getPeerCertificateVerificationError() const = 0;
virtual ByteArray getTLSFinishMessage() const = 0;
boost::signal<void (const ProtocolHeader&)> onStreamStartReceived;
boost::signal<void (boost::shared_ptr<Element>)> onElementReceived;
boost::signal<void (boost::shared_ptr<Error>)> onClosed;
boost::signal<void ()> onTLSEncrypted;
boost::signal<void (const SafeByteArray&)> onDataRead;
boost::signal<void (const SafeByteArray&)> onDataWritten;
protected:
CertificateWithKey::ref getTLSCertificate() const {
return certificate;
}
private:
CertificateWithKey::ref certificate;
};
}
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Swift