+/*-
+ * BSD LICENSE
+ *
+ * Copyright 2016 6WIND S.A.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of 6WIND S.A. nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdint.h>
+
+#include <rte_mbuf.h>
+#include <rte_mbuf_ptype.h>
+
+/* get the name of the l2 packet type */
+const char *rte_get_ptype_l2_name(uint32_t ptype)
+{
+ switch (ptype & RTE_PTYPE_L2_MASK) {
+ case RTE_PTYPE_L2_ETHER: return "L2_ETHER";
+ case RTE_PTYPE_L2_ETHER_TIMESYNC: return "L2_ETHER_TIMESYNC";
+ case RTE_PTYPE_L2_ETHER_ARP: return "L2_ETHER_ARP";
+ case RTE_PTYPE_L2_ETHER_LLDP: return "L2_ETHER_LLDP";
+ case RTE_PTYPE_L2_ETHER_NSH: return "L2_ETHER_NSH";
+ case RTE_PTYPE_L2_ETHER_VLAN: return "L2_ETHER_VLAN";
+ case RTE_PTYPE_L2_ETHER_QINQ: return "L2_ETHER_QINQ";
+ default: return "L2_UNKNOWN";
+ }
+}
+
+/* get the name of the l3 packet type */
+const char *rte_get_ptype_l3_name(uint32_t ptype)
+{
+ switch (ptype & RTE_PTYPE_L3_MASK) {
+ case RTE_PTYPE_L3_IPV4: return "L3_IPV4";
+ case RTE_PTYPE_L3_IPV4_EXT: return "L3_IPV4_EXT";
+ case RTE_PTYPE_L3_IPV6: return "L3_IPV6";
+ case RTE_PTYPE_L3_IPV4_EXT_UNKNOWN: return "L3_IPV4_EXT_UNKNOWN";
+ case RTE_PTYPE_L3_IPV6_EXT: return "L3_IPV6_EXT";
+ case RTE_PTYPE_L3_IPV6_EXT_UNKNOWN: return "L3_IPV6_EXT_UNKNOWN";
+ default: return "L3_UNKNOWN";
+ }
+}
+
+/* get the name of the l4 packet type */
+const char *rte_get_ptype_l4_name(uint32_t ptype)
+{
+ switch (ptype & RTE_PTYPE_L4_MASK) {
+ case RTE_PTYPE_L4_TCP: return "L4_TCP";
+ case RTE_PTYPE_L4_UDP: return "L4_UDP";
+ case RTE_PTYPE_L4_FRAG: return "L4_FRAG";
+ case RTE_PTYPE_L4_SCTP: return "L4_SCTP";
+ case RTE_PTYPE_L4_ICMP: return "L4_ICMP";
+ case RTE_PTYPE_L4_NONFRAG: return "L4_NONFRAG";
+ default: return "L4_UNKNOWN";
+ }
+}
+
+/* get the name of the tunnel packet type */
+const char *rte_get_ptype_tunnel_name(uint32_t ptype)
+{
+ switch (ptype & RTE_PTYPE_TUNNEL_MASK) {
+ case RTE_PTYPE_TUNNEL_IP: return "TUNNEL_IP";
+ case RTE_PTYPE_TUNNEL_GRE: return "TUNNEL_GRE";
+ case RTE_PTYPE_TUNNEL_VXLAN: return "TUNNEL_VXLAN";
+ case RTE_PTYPE_TUNNEL_NVGRE: return "TUNNEL_NVGRE";
+ case RTE_PTYPE_TUNNEL_GENEVE: return "TUNNEL_GENEVE";
+ case RTE_PTYPE_TUNNEL_GRENAT: return "TUNNEL_GRENAT";
+ default: return "TUNNEL_UNKNOWN";
+ }
+}
+
+/* get the name of the inner_l2 packet type */
+const char *rte_get_ptype_inner_l2_name(uint32_t ptype)
+{
+ switch (ptype & RTE_PTYPE_INNER_L2_MASK) {
+ case RTE_PTYPE_INNER_L2_ETHER: return "INNER_L2_ETHER";
+ case RTE_PTYPE_INNER_L2_ETHER_VLAN: return "INNER_L2_ETHER_VLAN";
+ case RTE_PTYPE_INNER_L2_ETHER_QINQ: return "INNER_L2_ETHER_QINQ";
+ default: return "INNER_L2_UNKNOWN";
+ }
+}
+
+/* get the name of the inner_l3 packet type */
+const char *rte_get_ptype_inner_l3_name(uint32_t ptype)
+{
+ switch (ptype & RTE_PTYPE_INNER_L3_MASK) {
+ case RTE_PTYPE_INNER_L3_IPV4: return "INNER_L3_IPV4";
+ case RTE_PTYPE_INNER_L3_IPV4_EXT: return "INNER_L3_IPV4_EXT";
+ case RTE_PTYPE_INNER_L3_IPV6: return "INNER_L3_IPV6";
+ case RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN:
+ return "INNER_L3_IPV4_EXT_UNKNOWN";
+ case RTE_PTYPE_INNER_L3_IPV6_EXT: return "INNER_L3_IPV6_EXT";
+ case RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN:
+ return "INNER_L3_IPV6_EXT_UNKNOWN";
+ default: return "INNER_L3_UNKNOWN";
+ }
+}
+
+/* get the name of the inner_l4 packet type */
+const char *rte_get_ptype_inner_l4_name(uint32_t ptype)
+{
+ switch (ptype & RTE_PTYPE_INNER_L4_MASK) {
+ case RTE_PTYPE_INNER_L4_TCP: return "INNER_L4_TCP";
+ case RTE_PTYPE_INNER_L4_UDP: return "INNER_L4_UDP";
+ case RTE_PTYPE_INNER_L4_FRAG: return "INNER_L4_FRAG";
+ case RTE_PTYPE_INNER_L4_SCTP: return "INNER_L4_SCTP";
+ case RTE_PTYPE_INNER_L4_ICMP: return "INNER_L4_ICMP";
+ case RTE_PTYPE_INNER_L4_NONFRAG: return "INNER_L4_NONFRAG";
+ default: return "INNER_L4_UNKNOWN";
+ }
+}
+
+/* write the packet type name into the buffer */
+int rte_get_ptype_name(uint32_t ptype, char *buf, size_t buflen)
+{
+ int ret;
+
+ if (buflen == 0)
+ return -1;
+
+ buf[0] = '\0';
+ if ((ptype & RTE_PTYPE_ALL_MASK) == RTE_PTYPE_UNKNOWN) {
+ ret = snprintf(buf, buflen, "UNKNOWN");
+ if (ret < 0)
+ return -1;
+ if ((size_t)ret >= buflen)
+ return -1;
+ return 0;
+ }
+
+ if ((ptype & RTE_PTYPE_L2_MASK) != 0) {
+ ret = snprintf(buf, buflen, "%s ",
+ rte_get_ptype_l2_name(ptype));
+ if (ret < 0)
+ return -1;
+ if ((size_t)ret >= buflen)
+ return -1;
+ buf += ret;
+ buflen -= ret;
+ }
+ if ((ptype & RTE_PTYPE_L3_MASK) != 0) {
+ ret = snprintf(buf, buflen, "%s ",
+ rte_get_ptype_l3_name(ptype));
+ if (ret < 0)
+ return -1;
+ if ((size_t)ret >= buflen)
+ return -1;
+ buf += ret;
+ buflen -= ret;
+ }
+ if ((ptype & RTE_PTYPE_L4_MASK) != 0) {
+ ret = snprintf(buf, buflen, "%s ",
+ rte_get_ptype_l4_name(ptype));
+ if (ret < 0)
+ return -1;
+ if ((size_t)ret >= buflen)
+ return -1;
+ buf += ret;
+ buflen -= ret;
+ }
+ if ((ptype & RTE_PTYPE_TUNNEL_MASK) != 0) {
+ ret = snprintf(buf, buflen, "%s ",
+ rte_get_ptype_tunnel_name(ptype));
+ if (ret < 0)
+ return -1;
+ if ((size_t)ret >= buflen)
+ return -1;
+ buf += ret;
+ buflen -= ret;
+ }
+ if ((ptype & RTE_PTYPE_INNER_L2_MASK) != 0) {
+ ret = snprintf(buf, buflen, "%s ",
+ rte_get_ptype_inner_l2_name(ptype));
+ if (ret < 0)
+ return -1;
+ if ((size_t)ret >= buflen)
+ return -1;
+ buf += ret;
+ buflen -= ret;
+ }
+ if ((ptype & RTE_PTYPE_INNER_L3_MASK) != 0) {
+ ret = snprintf(buf, buflen, "%s ",
+ rte_get_ptype_inner_l3_name(ptype));
+ if (ret < 0)
+ return -1;
+ if ((size_t)ret >= buflen)
+ return -1;
+ buf += ret;
+ buflen -= ret;
+ }
+ if ((ptype & RTE_PTYPE_INNER_L4_MASK) != 0) {
+ ret = snprintf(buf, buflen, "%s ",
+ rte_get_ptype_inner_l4_name(ptype));
+ if (ret < 0)
+ return -1;
+ if ((size_t)ret >= buflen)
+ return -1;
+ buf += ret;
+ buflen -= ret;
+ }
+
+ return 0;
+}