78 lines
2.5 KiB
C
78 lines
2.5 KiB
C
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//
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// libtgvoip is free and unencumbered public domain software.
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// For more information, see http://unlicense.org or the UNLICENSE file
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// you should have received with this source code distribution.
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//
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#ifndef LIBTGVOIP_NETWORKSOCKETPOSIX_H
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#define LIBTGVOIP_NETWORKSOCKETPOSIX_H
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#include "../../NetworkSocket.h"
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#include "../../Buffers.h"
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#include <vector>
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#include <mutex>
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#include <sys/select.h>
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#include <pthread.h>
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namespace tgvoip {
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class SocketSelectCancellerPosix : public SocketSelectCanceller {
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friend class NetworkSocketPosix;
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public:
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SocketSelectCancellerPosix();
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virtual ~SocketSelectCancellerPosix();
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virtual void CancelSelect();
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private:
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int pipeRead;
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int pipeWrite;
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};
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class NetworkSocketPosix : public NetworkSocket {
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public:
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NetworkSocketPosix(NetworkProtocol protocol);
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virtual ~NetworkSocketPosix() override;
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virtual void Send(NetworkPacket packet) override;
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virtual NetworkPacket Receive(size_t maxLen) override;
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virtual void Open() override;
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virtual void Close() override;
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virtual void Connect(const NetworkAddress address, uint16_t port) override;
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virtual std::string GetLocalInterfaceInfo(NetworkAddress* v4addr, NetworkAddress* v6addr) override;
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virtual void OnActiveInterfaceChanged() override;
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virtual uint16_t GetLocalPort() override;
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static std::string V4AddressToString(uint32_t address);
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static std::string V6AddressToString(const unsigned char address[16]);
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static uint32_t StringToV4Address(std::string address);
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static void StringToV6Address(std::string address, unsigned char* out);
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static NetworkAddress ResolveDomainName(std::string name);
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static bool Select(std::vector<NetworkSocket*>& readFds, std::vector<NetworkSocket*>& writeFds, std::vector<NetworkSocket*>& errorFds, SocketSelectCanceller* canceller);
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virtual NetworkAddress GetConnectedAddress() override;
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virtual uint16_t GetConnectedPort() override;
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virtual void SetTimeouts(int sendTimeout, int recvTimeout) override;
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virtual bool OnReadyToSend() override;
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protected:
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virtual void SetMaxPriority() override;
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private:
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static int GetDescriptorFromSocket(NetworkSocket* socket);
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std::atomic<int> fd;
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std::mutex m_fd;
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bool needUpdateNat64Prefix;
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bool nat64Present;
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double switchToV6at;
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std::atomic<bool> isV4Available;
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std::atomic<bool> closing;
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NetworkAddress tcpConnectedAddress = NetworkAddress::Empty();
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uint16_t tcpConnectedPort;
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NetworkPacket pendingOutgoingPacket = NetworkPacket::Empty();
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Buffer recvBuffer = Buffer(2048);
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};
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}
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#endif //LIBTGVOIP_NETWORKSOCKETPOSIX_H
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