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108 lines
3.3 KiB
108 lines
3.3 KiB
// CrossSockets
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// Copyright Jeroen Saey
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// Created 27-01-2013
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// BaseCrossSocket.h
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#pragma once
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#include "CrossSocketsCore.h"
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#include "CrossSocketConfig.h"
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#include "CrossSocketErrors.h"
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#include <unistd.h>
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#include <string>
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class CrossThreadsHandler;
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class CrossSocket;
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class BaseCrossSocket
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{
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public:
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BaseCrossSocket();
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virtual ~BaseCrossSocket();
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// Blocking : Everything blocks until operation is done
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// noWait : First call time blocking only
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// nonBlocking : Allow everything simultaneously
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enum blockTypeEnum
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{
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blocking,
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noWait,
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nonblocking
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};
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// wait for I/O (with timeout)
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enum ioTypeEnum
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{
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ioread,
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iowrite,
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ioexception,
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ioreadWrite,
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ioall
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};
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virtual bool listen(int connectionLimit = 5, CrossSocketErrors* = NULL);
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virtual BaseCrossSocket* accept(CrossSocketErrors* = NULL);
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virtual bool isConnected();
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virtual bool disconnect(CrossSocketErrors* = NULL);
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virtual bool checkPassword(BaseCrossSocket *socket);
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// force to close the socket
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virtual bool closeSocketHandle();
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virtual int write(const std::string message, CrossSocketErrors *error = NULL);
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virtual int write(const std::string message, size_t length, CrossSocketErrors *error = NULL);
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virtual int writeLine(std::string message, CrossSocketErrors *error = NULL);
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virtual int writeLine(std::string message, size_t length, CrossSocketErrors *error = NULL);
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virtual ssize_t read(char *buffer, int bytes, CrossSocketErrors *error = NULL);
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virtual ssize_t read(char *buffer, CrossSocketErrors *error = NULL);
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virtual ssize_t readLine(char *buffer, int bytes, CrossSocketErrors *error = NULL);
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virtual std::string readLine(int size, CrossSocketErrors *error = NULL);
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virtual void setPassword(const std::string password);
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virtual int getClientSocket(CrossSocketErrors *error);
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virtual bool getServerHost(sockaddr *host, CrossSocketErrors *error = NULL);
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virtual bool getClientHost(sockaddr *client, CrossSocketErrors *error = NULL);
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// Receive timeout (can only be used in blocking mode)
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void setTimeout(unsigned int seconds, unsigned int miliseconds);
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// Error handling
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virtual void printError();
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virtual std::string getError();
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protected:
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virtual void getSocket() = 0;
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virtual BaseCrossSocket* create(int socketdescriptor, CrossSocketErrors *error) = 0;
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virtual void reset();
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virtual bool waitIO(ioTypeEnum &type, CrossSocketErrors *error);
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bool waitRead(CrossSocketErrors *error);
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bool waitWrite(CrossSocketErrors *error);
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virtual void handleError(CrossSocketErrors *error, std::string message);
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virtual void noError(CrossSocketErrors *error);
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virtual void setError(CrossSocketErrors *error, CrossSocketErrors name, std::string message);
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int _socketHandle;
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std::string _password;
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BaseCrossSocket *_clientSocket;
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// last error
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std::string _error;
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// have we received a shutdown signal?
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bool _closeSignal;
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// blocking mode
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blockTypeEnum _blockingMode;
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CrossThreadsHandler *_threadHandler;
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// timeout for waitIO()
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int _timeoutSeconds;
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int _timeoutMicroSeconds;
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};
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