89 lines
1.8 KiB
C++
89 lines
1.8 KiB
C++
#pragma once
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#include <sp/common/NonCopyable.h>
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#include <sp/io/IOInterface.h>
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namespace sp {
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namespace io {
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struct TcpTag {
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using SocketHandle = int;
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};
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class SocketError : public std::exception {
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private:
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std::string m_Error;
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public:
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SocketError(std::string&& a_Msg) : m_Error(std::move(a_Msg)) {}
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virtual const char* what() const noexcept override {
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return m_Error.c_str();
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}
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};
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template <>
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class IOInterface<TcpTag> : private NonCopyable {
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public:
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using SocketHandle = TcpTag::SocketHandle;
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/**
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* \enum Status
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* \brief Describes the state of a socket
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*/
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enum class Status {
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/** The socket is connected */
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Connected,
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/** The socket is not connected */
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Disconnected,
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/** Something bad happened */
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Error,
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};
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IOInterface();
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IOInterface(const std::string& a_Host, std::uint16_t a_Port);
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IOInterface(IOInterface&& a_Other);
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IOInterface& operator=(IOInterface&& a_Other);
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virtual ~IOInterface();
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DataBuffer Read(std::size_t a_Amount);
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void Write(const sp::DataBuffer& a_Data);
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/**
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* \brief Allows to set the socket in non blocking/blocking mode
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* \param a_Block If set to true, every call to Read will wait until the socket receives something
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* \return true if the operation was successful
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*/
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bool SetBlocking(bool a_Block);
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/**
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* \brief Getter of the m_Status member
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* \return The TcpSocket::Status of this socket
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*/
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Status GetStatus() const;
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/**
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* \brief Disconnects the socket from the remote
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* \note Does nothing if the socket is not connected. \n
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* This function is also called by the destructor.
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*/
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void Disconnect();
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private:
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SocketHandle m_Handle;
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Status m_Status;
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void Connect(const std::string& a_Host, std::uint16_t a_Port);
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friend class TcpListener;
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};
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/**
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* \typedef TcpSocket
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*/
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using TcpSocket = IOInterface<TcpTag>;
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} // namespace io
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} // namespace sp
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