IPV4UDPPacket.hpp

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#ifndef DPDKLIBS_SRC_UDP_IPV4UDPPACKET_HPP_
#define DPDKLIBS_SRC_UDP_IPV4UDPPACKET_HPP_
 
#include <rte_ether.h>
#include <rte_ip.h>
#include <rte_udp.h>
 
namespace dunedaq {
namespace dpdklibs {
namespace udp {
 
struct ipaddr {
    uint8_t addr_bytes[4];
};
 
struct ipv4_udp_packet_hdr {
    struct rte_ether_hdr eth_hdr;
    // l3 header
    //struct rte_ether_hdr {
    //        struct rte_ether_addr d_addr; /**< Destination address. */
    //        struct rte_ether_addr s_addr; /**< Source address. */
    //        rte_be16_t ether_type;      /**< Frame type. */
    //} __rte_aligned(2);
    struct rte_ipv4_hdr ipv4_hdr;
    // l3 header
    //struct rte_ipv4_hdr {
    //    uint8_t  version_ihl;       /**< version and header length */
    //    uint8_t  type_of_service;   /**< type of service */
    //    rte_be16_t total_length;    /**< length of packet */
    //    rte_be16_t packet_id;       /**< packet ID */
    //    rte_be16_t fragment_offset; /**< fragmentation offset */
    //    uint8_t  time_to_live;      /**< time to live */
    //    uint8_t  next_proto_id;     /**< protocol ID */
    //    rte_be16_t hdr_checksum;    /**< header checksum */
    //    rte_be32_t src_addr;        /**< source address */
    //    rte_be32_t dst_addr;        /**< destination address */
    //} __rte_packed;
    struct rte_udp_hdr udp_hdr;
    //struct rte_udp_hdr {
    //        rte_be16_t src_port;    /**< UDP source port. */
    //        rte_be16_t dst_port;    /**< UDP destination port. */
    //        rte_be16_t dgram_len;   /**< UDP datagram length */
    //        rte_be16_t dgram_cksum; /**< UDP datagram checksum */
    //} __rte_packed;
} __rte_packed;
 
} // namespace udp
} // namespace dpdklibs
} // namespace dunedaq
 
#endif // DPDKLIBS_SRC_UDP_IPV4UDPPACKET_HPP_