| 1 | // %flair:license{
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| 2 | // This file is part of the Flair framework distributed under the
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| 3 | // CECILL-C License, Version 1.0.
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| 4 | // %flair:license}
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| 5 | /*!
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| 6 | * \file Socket.h
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| 7 | * \brief Class defining a UDP socket
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| 8 | * \author Guillaume Sanahuja, Copyright Heudiasyc UMR UTC/CNRS 7253
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| 9 | * \date 2013/11/17
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| 10 | * \version 4.0
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| 11 | */
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| 12 |
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| 13 | #ifndef SOCKET_H
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| 14 | #define SOCKET_H
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| 15 |
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| 16 | #include <unistd.h>
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| 17 | #include <stdint.h>
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| 18 | #include <Object.h>
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| 19 |
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| 20 | class Socket_impl;
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| 21 |
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| 22 | namespace flair
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| 23 | {
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| 24 | namespace core
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| 25 | {
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| 26 |
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| 27 | /*! \class Socket
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| 28 | *
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| 29 | * \brief Class encapsulating a UDP socket. It assumes packets are coming from only one distant host on a given port.
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| 30 | *
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| 31 | */
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| 32 | class Socket: public Object {
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| 33 | public:
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| 34 | /*!
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| 35 | * \brief Constructor
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| 36 | *
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| 37 | * Construct the client side of the socket
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| 38 | *
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| 39 | * \param parent parent
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| 40 | * \param name name
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| 41 | * \param address server address (ex 192.168.1.1:9000)
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| 42 | * \param broadcast true if address is a broadcast address
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| 43 | */
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| 44 | Socket(const Object* parent, std::string name,std::string address,bool broadcast=false);
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| 45 |
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| 46 | /*!
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| 47 | * \brief Constructor
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| 48 | *
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| 49 | * Construct the server side of the socket
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| 50 | *
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| 51 | * \param parent parent
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| 52 | * \param name name
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| 53 | * \param port listening port
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| 54 | */
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| 55 | Socket(const Object* parent, std::string name,uint16_t port);
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| 56 |
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| 57 | /*!
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| 58 | * \brief Destructor
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| 59 | *
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| 60 | */
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| 61 | ~Socket();
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| 62 |
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| 63 | /*!
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| 64 | * \brief Send a message
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| 65 | *
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| 66 | * In case of a broadcast Socket, Parent()->ObjectName() is used as source of the message, this name should be unique.
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| 67 | *
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| 68 | * \param message message
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| 69 | */
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| 70 | void SendMessage(std::string message);
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| 71 |
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| 72 | /*!
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| 73 | * \brief Send a message
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| 74 | *
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| 75 | * \param message message
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| 76 | * \param message_len message length
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| 77 | */
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| 78 | void SendMessage(const char* message,size_t message_len);
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| 79 |
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| 80 | /*!
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| 81 | * \brief Receive a message
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| 82 | *
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| 83 | * Receive a message and wait up to timeout. \n
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| 84 | * If src and src_len are specified, the source of the message will be
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| 85 | * copied in the src buffer. \n
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| 86 | * Note that in case of a broadcast socket, own messages are filtered and
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| 87 | * are not received.
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| 88 | *
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| 89 | * \param buf buffer to put the message
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| 90 | * \param buf_len buffer length
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| 91 | * \param timeout timeout
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| 92 | * \param src buffer to put source name
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| 93 | * \param src_len buffer length
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| 94 | *
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| 95 | * \return size of the received message
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| 96 | */
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| 97 | ssize_t RecvMessage(char* buf,size_t buf_len,Time timeout,char* src=NULL,size_t* src_len=NULL);
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| 98 |
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| 99 | void NetworkToHost(char *data,size_t dataSize);
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| 100 | void HostToNetwork(char *data,size_t dataSize);
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| 101 |
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| 102 | private:
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| 103 | class Socket_impl* pimpl_;
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| 104 | };
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| 105 |
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| 106 | } // end namespace core
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| 107 | } // end namespace flair
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| 108 |
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| 109 | #endif // SOCKET_H
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