/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2010-2014 Intel Corporation
 */

#ifndef PACKET_BURST_GENERATOR_H_
#define PACKET_BURST_GENERATOR_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <rte_mbuf.h>
#include <rte_ether.h>
#include <rte_arp.h>
#include <rte_ip.h>
#include <rte_udp.h>
#include <rte_tcp.h>
#include <rte_sctp.h>

#define IPV4_ADDR(a, b, c, d)(((a & 0xff) << 24) | ((b & 0xff) << 16) | \
		((c & 0xff) << 8) | (d & 0xff))

#define PACKET_BURST_GEN_PKT_LEN 60
#define PACKET_BURST_GEN_PKT_LEN_128 128

void
initialize_eth_header(struct ether_hdr *eth_hdr, struct ether_addr *src_mac,
		struct ether_addr *dst_mac, uint16_t ether_type,
		uint8_t vlan_enabled, uint16_t van_id);

void
initialize_arp_header(struct arp_hdr *arp_hdr, struct ether_addr *src_mac,
		struct ether_addr *dst_mac, uint32_t src_ip, uint32_t dst_ip,
		uint32_t opcode);

uint16_t
initialize_udp_header(struct udp_hdr *udp_hdr, uint16_t src_port,
		uint16_t dst_port, uint16_t pkt_data_len);

uint16_t
initialize_tcp_header(struct tcp_hdr *tcp_hdr, uint16_t src_port,
		uint16_t dst_port, uint16_t pkt_data_len);

uint16_t
initialize_sctp_header(struct sctp_hdr *sctp_hdr, uint16_t src_port,
		uint16_t dst_port, uint16_t pkt_data_len);

uint16_t
initialize_ipv6_header(struct ipv6_hdr *ip_hdr, uint8_t *src_addr,
		uint8_t *dst_addr, uint16_t pkt_data_len);

uint16_t
initialize_ipv4_header(struct ipv4_hdr *ip_hdr, uint32_t src_addr,
		uint32_t dst_addr, uint16_t pkt_data_len);

uint16_t
initialize_ipv4_header_proto(struct ipv4_hdr *ip_hdr, uint32_t src_addr,
		uint32_t dst_addr, uint16_t pkt_data_len, uint8_t proto);

int
generate_packet_burst(struct rte_mempool *mp, struct rte_mbuf **pkts_burst,
		struct ether_hdr *eth_hdr, uint8_t vlan_enabled, void *ip_hdr,
		uint8_t ipv4, struct udp_hdr *udp_hdr, int nb_pkt_per_burst,
		uint8_t pkt_len, uint8_t nb_pkt_segs);

int
generate_packet_burst_proto(struct rte_mempool *mp,
		struct rte_mbuf **pkts_burst,
		struct ether_hdr *eth_hdr, uint8_t vlan_enabled, void *ip_hdr,
		uint8_t ipv4, uint8_t proto, void *proto_hdr,
		int nb_pkt_per_burst, uint8_t pkt_len, uint8_t nb_pkt_segs);

#ifdef __cplusplus
}
#endif

#endif /* PACKET_BURST_GENERATOR_H_ */
