struct_sk_buff (9) Linux Manual Page

struct_sk_buff – socket buffer

Synopsis

struct sk_buff {
    union {
        unnamed_union
    };
    __u16 inner_transport_header;
    __u16 inner_network_header;
    __u16 inner_mac_header;
    __be16 protocol;
    __u16 transport_header;
    __u16 network_header;
    __u16 mac_header;
    sk_buff_data_t tail;
    sk_buff_data_t end;
    unsigned char *head;
    unsigned char *data;
    unsigned int truesize;
    atomic_t users;
};

Members

{unnamed_union}

anonymous

inner_transport_header

Inner transport layer header (encapsulation)

inner_network_header

Network layer header (encapsulation)

inner_mac_header

Link layer header (encapsulation)

protocol

Packet protocol from driver

transport_header

Transport layer header

network_header

Network layer header

mac_header

Link layer header

tail

Tail pointer

end

End pointer

head

Head of buffer

data

Data head pointer

truesize

Buffer size

users

User count – see {datagram,tcp}.c

Copyright