160 lines
3.8 KiB
C++
160 lines
3.8 KiB
C++
/************************************************************************
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* Minetest-c55
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* Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
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*
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* socket.h
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* voxelands - 3d voxel world sandbox game
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* Copyright (C) Lisa 'darkrose' Milne 2014 <lisa@ltmnet.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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* License updated from GPLv2 or later to GPLv3 or later by Lisa Milne
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* for Voxelands.
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************************************************************************/
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#ifndef SOCKET_HEADER
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#define SOCKET_HEADER
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#ifdef _WIN32
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#define WIN32_LEAN_AND_MEAN
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// Without this some of the network functions are not found on mingw
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#ifndef _WIN32_WINNT
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#define _WIN32_WINNT 0x0501
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#endif
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#include <windows.h>
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#ifdef _MSC_VER
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#pragma comment(lib, "ws2_32.lib")
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#endif
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typedef SOCKET socket_t;
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typedef int socklen_t;
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#else
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <fcntl.h>
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#include <netdb.h>
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#include <unistd.h>
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typedef int socket_t;
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#endif
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#include <ostream>
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#include "exceptions.h"
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#include "constants.h"
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class SocketException : public BaseException
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{
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public:
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SocketException(const char *s):
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BaseException(s)
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{
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}
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};
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class ResolveError : public BaseException
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{
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public:
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ResolveError(const char *s):
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BaseException(s)
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{
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}
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};
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class SendFailedException : public BaseException
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{
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public:
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SendFailedException(const char *s):
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BaseException(s)
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{
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}
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};
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void sockets_init();
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void sockets_cleanup();
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class Address
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{
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public:
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Address();
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Address(unsigned int address, unsigned short port);
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Address(unsigned int a, unsigned int b,
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unsigned int c, unsigned int d,
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unsigned short port);
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bool operator==(Address &address);
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bool operator!=(Address &address);
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void Resolve(const char *name);
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unsigned int getAddress() const;
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unsigned short getPort() const;
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void setAddress(unsigned int address);
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void setAddress(unsigned int a, unsigned int b,
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unsigned int c, unsigned int d);
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void setPort(unsigned short port);
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void print(std::ostream *s) const;
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void print() const;
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std::string serializeString() const;
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private:
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unsigned int m_address;
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unsigned short m_port;
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};
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class UDPSocket
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{
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public:
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UDPSocket();
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~UDPSocket();
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void Bind(unsigned short port);
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//void Close();
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//bool IsOpen();
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void Send(const Address & destination, const void * data, int size);
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// Returns -1 if there is no data
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int Receive(Address & sender, void * data, int size);
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int GetHandle(); // For debugging purposes only
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void setTimeoutMs(int timeout_ms);
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// Returns true if there is data, false if timeout occurred
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bool WaitData(int timeout_ms);
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private:
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int m_handle;
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int m_timeout_ms;
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};
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class TCPSocket
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{
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public:
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TCPSocket();
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~TCPSocket();
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void Bind(unsigned short port);
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bool Connect(const Address &destination);
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void Send(const void *data, int size);
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// Returns -1 if there is no data
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int Receive(void *data, int size);
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int ReceiveLine(char* data, int size);
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TCPSocket* Accept();
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int GetHandle(); // For debugging purposes only
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void setTimeoutMs(int timeout_ms);
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// Returns true if there is data, false if timeout occurred
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bool WaitData(int timeout_ms);
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private:
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int FillBuffer();
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int m_handle;
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int m_timeout_ms;
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char m_buff[2048];
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int m_bstart;
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int m_bend;
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};
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#endif
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