96 lines
2.7 KiB
C++
96 lines
2.7 KiB
C++
/*
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* This is the source code of tgnet library v. 1.1
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* It is licensed under GNU GPL v. 2 or later.
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* You should have received a copy of the license in this archive (see LICENSE).
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*
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* Copyright Nikolai Kudashov, 2015-2018.
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*/
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#ifndef CONNECTIONSOCKET_H
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#define CONNECTIONSOCKET_H
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#include <sys/epoll.h>
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#include <netinet/in.h>
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#include <string>
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class NativeByteBuffer;
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class ConnectionsManager;
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class ByteStream;
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class EventObject;
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class ByteArray;
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class ConnectionSocket {
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public:
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ConnectionSocket(int32_t instance);
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virtual ~ConnectionSocket();
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void writeBuffer(uint8_t *data, uint32_t size);
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void writeBuffer(NativeByteBuffer *buffer);
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void openConnection(std::string address, uint16_t port, std::string secret, bool ipv6, int32_t networkType);
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void setTimeout(time_t timeout);
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time_t getTimeout();
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bool isDisconnected();
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void dropConnection();
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void setOverrideProxy(std::string address, uint16_t port, std::string username, std::string password, std::string secret);
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void onHostNameResolved(std::string host, std::string ip, bool ipv6);
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protected:
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int32_t instanceNum;
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void onEvent(uint32_t events);
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bool checkTimeout(int64_t now);
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void resetLastEventTime();
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bool hasTlsHashMismatch();
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virtual void onReceivedData(NativeByteBuffer *buffer) = 0;
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virtual void onDisconnected(int32_t reason, int32_t error) = 0;
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virtual void onConnected() = 0;
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virtual bool hasPendingRequests() = 0;
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std::string overrideProxyUser = "";
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std::string overrideProxyPassword = "";
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std::string overrideProxyAddress = "";
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std::string overrideProxySecret = "";
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uint16_t overrideProxyPort = 1080;
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private:
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ByteStream *outgoingByteStream = nullptr;
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struct epoll_event eventMask;
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struct sockaddr_in socketAddress;
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struct sockaddr_in6 socketAddress6;
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int socketFd = -1;
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time_t timeout = 12;
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bool onConnectedSent = false;
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int64_t lastEventTime = 0;
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EventObject *eventObject;
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int32_t currentNetworkType;
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bool isIpv6;
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std::string currentAddress;
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uint16_t currentPort;
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std::string waitingForHostResolve;
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bool adjustWriteOpAfterResolve;
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std::string currentSecret;
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std::string currentSecretDomain;
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bool tlsHashMismatch = false;
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bool tlsBufferSized = true;
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NativeByteBuffer *tlsBuffer = nullptr;
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ByteArray *tempBuffer = nullptr;
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size_t bytesRead = 0;
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int8_t tlsState = 0;
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uint8_t proxyAuthState;
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int32_t checkSocketError(int32_t *error);
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void closeSocket(int32_t reason, int32_t error);
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void openConnectionInternal(bool ipv6);
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void adjustWriteOp();
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friend class EventObject;
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friend class ConnectionsManager;
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friend class Connection;
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};
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#endif
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