Telegram-Android/TMessagesProj/jni/tgnet/ConnectionSocket.h
2020-01-05 14:50:11 +03:00

95 lines
2.7 KiB
C++

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