86 lines
3.0 KiB
C++
86 lines
3.0 KiB
C++
#pragma once
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#include "ehs/EHS.h"
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#include "ehs/Str.h"
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#include "BaseUDP.h"
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namespace ehs
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{
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/// A wrapper class for the user datagram protocol socket.
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class UDP : public BaseUDP
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{
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private:
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Socket hdl;
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public:
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/// Frees any native handles.
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~UDP() override;
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UDP();
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/// Default members initialization.
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UDP(const AddrType addrType);
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UDP(UDP&& udp) noexcept;
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/// Copies some members from the given UDP object.
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/// @param [in] udp The UDP object to copy from.
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UDP(const UDP& udp);
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UDP& operator=(UDP&& udp) noexcept;
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/// Copies some members from the given UDP object.
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/// @param [in] udp The UDP object to copy from.
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/// @returns The UDP object that has been assigned to.
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UDP& operator=(const UDP& udp);
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/// Frees native handles and uninitializes them.
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void Release() override;
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/// Binds the UDP socket to a local address and port.
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/// @param [in] address The local IPv4 or IPv6 address to bind to. Resolves domain names. The given address can be empty, "127.0.0.1", or "localhost" to automatically find the appropriate device.
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/// @param [in] port The port to bind to.
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/// @note Requires the port given to be forwarded if this is called.
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void Bind(AddrType type, const Str_8& address, UInt_16 port) override;
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/// Sends data using a C-style byte array.
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/// @param [in] addr The remote Ipv4 or Ipv6 address to send to. Resolves domain names. The given address can be empty, "127.0.0.1", or "localhost" to automatically find the appropriate device.
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/// @param [in] port The remote port to send to.
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/// @param [in] data The C-style byte array to send.
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/// @param [in] size The size of the C-style byte array.
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/// @note The size of data to be sent cannot exceed "UDP::maxPayloadIpv4" or "UDP::maxPayloadIpv6".
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UInt_64 Send(AddrType type, const Str_8& addr, UInt_16 port, const Byte* data, UInt_64 size) override;
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/// Receives data using the packet helper class.
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/// @param [out] addr The Ipv4 or Ipv6 address of the sender.
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/// @param [out] port The port of the sender.
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/// @param [out] data The C-style byte array received.
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/// @param [in] size The size of the pre-allocated C-style byte array.
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/// @returns The size of the data received.
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/// @warning The provided C-style byte array must be freed when finished using.
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UInt_64 Receive(AddrType* type, Str_8* addr, UInt_16* port, Byte* data, UInt_64 size) override;
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/// Sets whether or not receiving data blocks the next task.
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/// @param [in] blocking Whether or not to block.
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void SetBlocking(bool blocking) override;
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/// Retrieves whether or not this socket will block when receiving data.
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/// @returns The result.
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bool IsBlocking() const override;
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void SetIPv6Only(bool value) override;
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bool IsIPv6Only() const override;
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bool IsValid() const override;
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private:
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void Bind_v6(const Str_8& address, UInt_16 port);
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void Bind_v4(const Str_8& address, UInt_16 port);
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UInt_64 Send_v6(const Str_8& addr, UInt_16 port, const Byte* data, UInt_64 size);
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UInt_64 Send_v4(const Str_8& addr, UInt_16 port, const Byte* data, UInt_64 size);
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};
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} |