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d5f515cf6c
Track how many fds are open for a socket's Accepted and Connected roles. This allows fork() to clone a socket fd without a subsequent close() walking all over the parent process's fd.
39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
#pragma once
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#include <Kernel/Socket.h>
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#include <Kernel/DoubleBuffer.h>
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class FileDescriptor;
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class LocalSocket final : public Socket {
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public:
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static RetainPtr<LocalSocket> create(int type);
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virtual ~LocalSocket() override;
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virtual bool bind(const sockaddr*, socklen_t, int& error) override;
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virtual bool connect(const sockaddr*, socklen_t, int& error) override;
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virtual bool get_address(sockaddr*, socklen_t*) override;
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virtual void attach_fd(SocketRole) override;
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virtual void detach_fd(SocketRole) override;
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virtual bool can_read(SocketRole) const override;
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virtual ssize_t read(SocketRole, byte*, size_t) override;
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virtual ssize_t write(SocketRole, const byte*, size_t) override;
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virtual bool can_write(SocketRole) const override;
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private:
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explicit LocalSocket(int type);
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virtual bool is_local() const override { return true; }
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RetainPtr<FileDescriptor> m_file;
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RetainPtr<LocalSocket> m_peer;
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bool m_bound { false };
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int m_accepted_fds_open { 0 };
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int m_connected_fds_open { 0 };
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sockaddr_un m_address;
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DoubleBuffer m_for_client;
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DoubleBuffer m_for_server;
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};
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