ethernetframe.h

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#ifndef MAXOS_NET_ETHERNETFRAME_H
#define MAXOS_NET_ETHERNETFRAME_H
 
#include <cstdint>
#include <common/map.h>
#include <drivers/ethernet/ethernet.h>
#include <memory/memorymanagement.h>
 
 
namespace MaxOS::net {
 
    typedef struct PACKED EthernetFrameHeader {
 
        uint64_t destination_mac : 48;     
        uint64_t source_mac : 48;          
 
        uint16_t type;                  
 
    } ethernet_frame_header_t;
 
    typedef struct PACKED EthernetFrameFooter {
 
        uint32_t checksum;            
 
    } ethernet_frame_footer_t;
 
    class EthernetFrameHandler;
 
    class EthernetFramePayloadHandler {
            friend class EthernetFrameHandler;
 
        protected:
            EthernetFrameHandler* frame_handler; 
            uint16_t handled_type;               
 
        public:
            EthernetFramePayloadHandler(EthernetFrameHandler* frame_handler, uint16_t handled_type);
            ~EthernetFramePayloadHandler();
 
            virtual bool handle_ethernetframe_payload(uint8_t* ethernetframe_payload, uint32_t size);
            void send(uint64_t destination, uint8_t* data, uint32_t size);
    };
 
    class EthernetFrameHandler : public drivers::ethernet::EthernetDriverEventHandler {
        protected:
 
            common::Map<uint16_t, EthernetFramePayloadHandler*> frame_handlers;  
 
            drivers::ethernet::EthernetDriver* ethernet_driver;                  
            common::OutputStream* error_messages;                                
 
        public:
            EthernetFrameHandler(drivers::ethernet::EthernetDriver* driver, common::OutputStream* error_messages);
            ~EthernetFrameHandler();
 
            drivers::ethernet::MediaAccessControlAddress get_mac();
            bool data_received(uint8_t* data, uint32_t size) override;
            void connect_handler(EthernetFramePayloadHandler* handler);
            void send_ethernet_frame(uint64_t destination_mac, uint16_t frame_type, uint8_t* data, uint32_t size);
 
    };
}
 
 
#endif //MAXOS_NET_ETHERNETFRAME_H