godot-xterm/addons/godot_xterm/native/src/pseudoterminal.h

#ifndef PSEUDOTERMINAL_H
#define PSEUDOTERMINAL_H

#include <Godot.hpp>
#include <Node.hpp>
#include <thread>
#include <mutex>

namespace godot
{

    class Pseudoterminal : public Node
    {
        GODOT_CLASS(Pseudoterminal, Node)

    public:
        static const int MAX_READ_BUFFER_LENGTH = 1024;
        static const int MAX_WRITE_BUFFER_LENGTH = 1024;

    private:
        std::thread pty_thread;
        bool should_process_pty;

        char write_buffer[MAX_WRITE_BUFFER_LENGTH];
        int bytes_to_write;
        std::mutex write_buffer_mutex;

        char read_buffer[MAX_READ_BUFFER_LENGTH];
        int bytes_to_read;
        std::mutex read_buffer_mutex;

        Vector2 size;
        std::mutex size_mutex;

        void process_pty();

    public:
        static void _register_methods();

        Pseudoterminal();
        ~Pseudoterminal();

        void _init();
        void _ready();

        void write(PoolByteArray data);
        void resize(Vector2 size);
    };
} // namespace godot

#endif // PSEUDOTERMINAL_H