mirror of
https://github.com/RGBCube/serenity
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95 lines
3.6 KiB
C++
95 lines
3.6 KiB
C++
#pragma once
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#include <AK/HashMap.h>
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#include <AK/SinglyLinkedList.h>
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#include <Kernel/DoubleBuffer.h>
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#include <Kernel/KBuffer.h>
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#include <Kernel/Lock.h>
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#include <Kernel/Net/IPv4.h>
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#include <Kernel/Net/IPv4SocketTuple.h>
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#include <Kernel/Net/Socket.h>
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class NetworkAdapter;
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class TCPPacket;
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class TCPSocket;
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class IPv4Socket : public Socket {
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public:
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static NonnullRefPtr<IPv4Socket> create(int type, int protocol);
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virtual ~IPv4Socket() override;
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static Lockable<HashTable<IPv4Socket*>>& all_sockets();
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virtual KResult bind(const sockaddr*, socklen_t) override;
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virtual KResult connect(FileDescription&, const sockaddr*, socklen_t, ShouldBlock = ShouldBlock::Yes) override;
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virtual KResult listen(int) override;
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virtual bool get_local_address(sockaddr*, socklen_t*) override;
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virtual bool get_peer_address(sockaddr*, socklen_t*) override;
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virtual void attach(FileDescription&) override;
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virtual void detach(FileDescription&) override;
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virtual bool can_read(const FileDescription&) const override;
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virtual bool can_write(const FileDescription&) const override;
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virtual ssize_t sendto(FileDescription&, const void*, size_t, int, const sockaddr*, socklen_t) override;
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virtual ssize_t recvfrom(FileDescription&, void*, size_t, int flags, sockaddr*, socklen_t*) override;
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virtual KResult setsockopt(int level, int option, const void*, socklen_t) override;
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virtual KResult getsockopt(FileDescription&, int level, int option, void*, socklen_t*) override;
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virtual int ioctl(FileDescription&, unsigned request, unsigned arg) override;
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bool did_receive(const IPv4Address& peer_address, u16 peer_port, KBuffer&&);
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const IPv4Address& local_address() const { return m_local_address; }
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u16 local_port() const { return m_local_port; }
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void set_local_port(u16 port) { m_local_port = port; }
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bool has_specific_local_address() { return m_local_address.to_u32() != 0; }
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const IPv4Address& peer_address() const { return m_peer_address; }
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u16 peer_port() const { return m_peer_port; }
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void set_peer_port(u16 port) { m_peer_port = port; }
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IPv4SocketTuple tuple() const { return IPv4SocketTuple(m_local_address, m_local_port, m_peer_address, m_peer_port); }
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String absolute_path(const FileDescription& description) const override;
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u8 ttl() const { return m_ttl; }
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protected:
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IPv4Socket(int type, int protocol);
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virtual const char* class_name() const override { return "IPv4Socket"; }
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int allocate_local_port_if_needed();
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virtual KResult protocol_bind() { return KSuccess; }
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virtual KResult protocol_listen() { return KSuccess; }
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virtual int protocol_receive(const KBuffer&, void*, size_t, int) { return -ENOTIMPL; }
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virtual int protocol_send(const void*, int) { return -ENOTIMPL; }
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virtual KResult protocol_connect(FileDescription&, ShouldBlock) { return KSuccess; }
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virtual int protocol_allocate_local_port() { return 0; }
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virtual bool protocol_is_disconnected() const { return false; }
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void set_local_address(IPv4Address address) { m_local_address = address; }
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void set_peer_address(IPv4Address address) { m_peer_address = address; }
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private:
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virtual bool is_ipv4() const override { return true; }
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IPv4Address m_local_address;
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IPv4Address m_peer_address;
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struct ReceivedPacket {
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IPv4Address peer_address;
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u16 peer_port;
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Optional<KBuffer> data;
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};
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SinglyLinkedList<ReceivedPacket> m_receive_queue;
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u16 m_local_port { 0 };
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u16 m_peer_port { 0 };
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u32 m_bytes_received { 0 };
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u8 m_ttl { 64 };
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bool m_can_read { false };
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};
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