Function test_get_frag_opt

dpdk/app/test/test_ipfrag.c:275–312

}

static inline void
test_get_frag_opt(struct rte_mbuf **mb, int32_t num,
	struct test_opt_data *opt, int ipv, bool opt_copied)
{
	int32_t i;

	for (i = 0; i < num; i++) {
		if (ipv == 4) {
			struct rte_ipv4_hdr *iph =
			    rte_pktmbuf_mtod(mb[i], struct rte_ipv4_hdr *);
			uint16_t header_len = (iph->version_ihl &
				RTE_IPV4_HDR_IHL_MASK) *
				RTE_IPV4_IHL_MULTIPLIER;
			uint16_t opt_len = header_len -
				sizeof(struct rte_ipv4_hdr);

			opt->opt_copied = opt_copied;

			if ((rte_be_to_cpu_16(iph->fragment_offset) &
				    RTE_IPV4_HDR_OFFSET_MASK) == 0)
				opt->is_first_frag = true;
			else
				opt->is_first_frag = false;

			if (likely(opt_len <= RTE_IPV4_HDR_OPT_MAX_LEN)) {
				char *iph_opt = rte_pktmbuf_mtod_offset(mb[i],
				    char *, sizeof(struct rte_ipv4_hdr));
				opt->len = opt_len;
				memcpy(opt->data, iph_opt, opt_len);
			} else {
				opt->len = RTE_IPV4_HDR_OPT_MAX_LEN;
				memset(opt->data, RTE_IPV4_HDR_OPT_EOL,
				    sizeof(opt->data));
			}
			opt++;
		}
	}
}

static int
test_ip_frag(void)