XDP blog, post 1 gist 4

xdp1-4-dns_qrr.c

struct dns_qrr {
        uint16_t qtype;
        uint16_t qclass;
};
 
struct dns_rr {
        uint16_t type;
        uint16_t class;
        uint32_t ttl;
        uint16_t rdata_len;
} __attribute__((packed));