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_