RetroShare/libretroshare/src/tor/HiddenService.h
2021-12-20 16:10:52 +01:00

109 lines
3.7 KiB
C++

/* Ricochet - https://ricochet.im/
* Copyright (C) 2014, John Brooks <john.brooks@dereferenced.net>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* * Neither the names of the copyright owners nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "CryptoKey.h"
#include "bytearray.h"
namespace Tor
{
// This class is used to receive synchroneous notifications from the hidden service.
// Each client should implement its own notification handling.
class HiddenServiceClient
{
public:
virtual void hiddenServiceStatusChanged(int /* newStatus */, int /* oldStatus */) =0;
virtual void hiddenServiceOnline() =0;
virtual void hiddenServicePrivateKeyChanged() =0;
virtual void hiddenServiceHostnameChanged() =0;
};
class HiddenService
{
friend class TorControl;
public:
struct Target
{
std::string targetAddress;
uint16_t servicePort, targetPort;
};
enum Status
{
NotCreated = -1, /* Service has not been created yet */
Offline = 0, /* Data exists, but service is not published */
Online /* Published */
};
HiddenService(HiddenServiceClient *client);
HiddenService(HiddenServiceClient *client, const std::string &dataPath);
HiddenService(HiddenServiceClient *client, const CryptoKey &privateKey, const std::string &dataPath = std::string());
Status status() const { return m_status; }
const std::string& hostname() const { return m_hostname; }
const std::string serviceId() const { return m_service_id.toString(); }
const std::string& dataPath() const { return m_dataPath; }
CryptoKey privateKey() { return m_privateKey; }
void setPrivateKey(const CryptoKey &privateKey);
void setServiceId(const ByteArray &sid);
const std::list<Target> &targets() const { return m_targets; }
void addTarget(const Target &target);
void addTarget(uint16_t servicePort, std::string targetAddress, uint16_t targetPort);
void servicePublished();
private:
std::string m_dataPath;
std::list<Target> m_targets;
std::string m_hostname;
Status m_status;
CryptoKey m_privateKey;
ByteArray m_service_id;
bool loadPrivateKey();
void setStatus(Status newStatus);
HiddenServiceClient *m_client;
// make the object non copyable
HiddenService(const HiddenService&) {}
HiddenService& operator=(const HiddenService&) { return *this ; }
};
}