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/*
* Copyright (c) 2015-2016 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
#pragma once
#include <string>
#include <Swiften/Base/API.h>
#include <Swiften/Crypto/CryptoProvider.h>
#include <Swiften/FileTransfer/FileTransferOptions.h>
#include <Swiften/FileTransfer/FileTransferTransporter.h>
#include <Swiften/FileTransfer/FileTransferTransporterFactory.h>
#include <Swiften/FileTransfer/IBBReceiveSession.h>
#include <Swiften/FileTransfer/IBBReceiveTransportSession.h>
#include <Swiften/FileTransfer/IBBSendSession.h>
#include <Swiften/FileTransfer/IBBSendTransportSession.h>
#include <Swiften/FileTransfer/SOCKS5BytestreamProxiesManager.h>
#include <Swiften/FileTransfer/SOCKS5BytestreamRegistry.h>
#include <Swiften/FileTransfer/SOCKS5BytestreamServerManager.h>
#include <Swiften/FileTransfer/TransportSession.h>
#include <Swiften/JID/JID.h>
#include <Swiften/StringCodecs/Hexify.h>
namespace Swift {
class DummyFileTransferTransporter : public FileTransferTransporter {
public:
enum Role {
Initiator,
Responder
};
public:
DummyFileTransferTransporter(
const JID& initiator,
const JID& responder,
Role role,
SOCKS5BytestreamRegistry* s5bRegistry,
SOCKS5BytestreamServerManager* /* s5bServerManager */,
SOCKS5BytestreamProxiesManager* /* s5bProxy */,
IDGenerator* /* idGenerator */,
ConnectionFactory*,
TimerFactory*,
CryptoProvider* cryptoProvider,
IQRouter* iqRouter,
const FileTransferOptions& ftOptions) : initiator_(initiator), responder_(responder), role_(role), s5bRegistry_(s5bRegistry), crypto_(cryptoProvider), iqRouter_(iqRouter), ftOptions_(ftOptions) {
}
void initialize() {
s5bSessionID_ = s5bRegistry_->generateSessionID();
}
virtual void startGeneratingLocalCandidates() {
std::vector<JingleS5BTransportPayload::Candidate> candidates;
if (ftOptions_.isDirectAllowed()) {
JingleS5BTransportPayload::Candidate candidate;
candidate.cid = "123";
candidate.priority = 1235;
candidates.push_back(candidate);
}
onLocalCandidatesGenerated(s5bSessionID_, candidates, getSOCKS5DstAddr());
}
virtual void stopGeneratingLocalCandidates() {
}
virtual void addRemoteCandidates(const std::vector<JingleS5BTransportPayload::Candidate>&, const std::string&) {
}
virtual void startTryingRemoteCandidates() {
onRemoteCandidateSelectFinished(s5bSessionID_, boost::optional<JingleS5BTransportPayload::Candidate>());
}
virtual void stopTryingRemoteCandidates() {
}
virtual void startActivatingProxy(const JID& /* proxy */) {
}
virtual void stopActivatingProxy() {
}
virtual std::shared_ptr<TransportSession> createIBBSendSession(const std::string& sessionID, unsigned int blockSize, std::shared_ptr<ReadBytestream> stream) {
std::shared_ptr<IBBSendSession> ibbSession = std::make_shared<IBBSendSession>(
sessionID, initiator_, responder_, stream, iqRouter_);
ibbSession->setBlockSize(blockSize);
return std::make_shared<IBBSendTransportSession>(ibbSession);
}
virtual std::shared_ptr<TransportSession> createIBBReceiveSession(const std::string& sessionID, unsigned long long size, std::shared_ptr<WriteBytestream> stream) {
std::shared_ptr<IBBReceiveSession> ibbSession = std::make_shared<IBBReceiveSession>(
sessionID, initiator_, responder_, size, stream, iqRouter_);
return std::make_shared<IBBReceiveTransportSession>(ibbSession);
}
virtual std::shared_ptr<TransportSession> createRemoteCandidateSession(
std::shared_ptr<ReadBytestream>, const JingleS5BTransportPayload::Candidate& /* candidate */) {
return std::shared_ptr<TransportSession>();
}
virtual std::shared_ptr<TransportSession> createRemoteCandidateSession(
std::shared_ptr<WriteBytestream>, const JingleS5BTransportPayload::Candidate& /* candidate */) {
return std::shared_ptr<TransportSession>();
}
virtual std::shared_ptr<TransportSession> createLocalCandidateSession(
std::shared_ptr<ReadBytestream>, const JingleS5BTransportPayload::Candidate& /* candidate */) {
return std::shared_ptr<TransportSession>();
}
virtual std::shared_ptr<TransportSession> createLocalCandidateSession(
std::shared_ptr<WriteBytestream>, const JingleS5BTransportPayload::Candidate& /* candidate */) {
return std::shared_ptr<TransportSession>();
}
private:
std::string getSOCKS5DstAddr() const {
std::string result;
if (role_ == Initiator) {
result = getInitiatorCandidateSOCKS5DstAddr();
}
else {
result = getResponderCandidateSOCKS5DstAddr();
}
return result;
}
std::string getInitiatorCandidateSOCKS5DstAddr() const {
return Hexify::hexify(crypto_->getSHA1Hash(createSafeByteArray(s5bSessionID_ + initiator_.toString() + responder_.toString())));
}
std::string getResponderCandidateSOCKS5DstAddr() const {
return Hexify::hexify(crypto_->getSHA1Hash(createSafeByteArray(s5bSessionID_ + responder_.toString() + initiator_.toString())));
}
private:
JID initiator_;
JID responder_;
Role role_;
SOCKS5BytestreamRegistry* s5bRegistry_;
CryptoProvider* crypto_;
std::string s5bSessionID_;
IQRouter* iqRouter_;
FileTransferOptions ftOptions_;
};
class DummyFileTransferTransporterFactory : public FileTransferTransporterFactory {
public:
DummyFileTransferTransporterFactory(
SOCKS5BytestreamRegistry* s5bRegistry,
SOCKS5BytestreamServerManager* s5bServerManager,
SOCKS5BytestreamProxiesManager* s5bProxy,
IDGenerator* idGenerator,
ConnectionFactory* connectionFactory,
TimerFactory* timerFactory,
CryptoProvider* cryptoProvider,
IQRouter* iqRouter) : s5bRegistry_(s5bRegistry), s5bServerManager_(s5bServerManager), s5bProxy_(s5bProxy), idGenerator_(idGenerator), connectionFactory_(connectionFactory), timerFactory_(timerFactory), cryptoProvider_(cryptoProvider), iqRouter_(iqRouter) {
}
virtual ~DummyFileTransferTransporterFactory() {
}
virtual FileTransferTransporter* createInitiatorTransporter(const JID& initiator, const JID& responder, const FileTransferOptions& options) {
DummyFileTransferTransporter* transporter = new DummyFileTransferTransporter(
initiator,
responder,
DummyFileTransferTransporter::Initiator,
s5bRegistry_,
s5bServerManager_,
s5bProxy_,
idGenerator_,
connectionFactory_,
timerFactory_,
cryptoProvider_,
iqRouter_,
options);
transporter->initialize();
return transporter;
}
virtual FileTransferTransporter* createResponderTransporter(const JID& /* initiator */, const JID& /* responder */, const std::string& /* s5bSessionID */, const FileTransferOptions& /* options */) {
return nullptr;
}
private:
SOCKS5BytestreamRegistry* s5bRegistry_;
SOCKS5BytestreamServerManager* s5bServerManager_;
SOCKS5BytestreamProxiesManager* s5bProxy_;
IDGenerator* idGenerator_;
ConnectionFactory* connectionFactory_;
TimerFactory* timerFactory_;
CryptoProvider* cryptoProvider_;
IQRouter* iqRouter_;
};
}
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Swift