common: Adding common library for sample vnf

JIRA: SAMPLEVNF-3

This patch adds common libraries required as part of the
sample vnf.

This includes the following libraries

 1. ACL library
 2. SIP
 3. FTP
 4. Connection tracker
 5. L2l3 stack
    - Interface Manager
    - ARP & ICMPv4
    - ND & ICMPv6
and other common libraries needed for ip pipeline framework

Change-Id: I117690b6b63fbcd76974cd7274518484e60980ab
Signed-off-by: Vishwesh M Rudramuni <vishwesh.m.rudramuni@intel.com>
[Push patch to gerrit]
Signed-off-by: Deepak S <deepak.s@linux.intel.com>

1 files changed, 49 insertions, 0 deletions

diff --git a/common/VIL/conntrack/rte_ct_udp.c b/common/VIL/conntrack/rte_ct_udp.c
new file mode 100644
index 00000000..88f3a9a4
--- /dev/null
+++ b/common/VIL/conntrack/rte_ct_udp.c
@@ -0,0 +1,49 @@
+/*
+// Copyright (c) 2017 Intel Corporation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+*/
+
+#include <stdlib.h>
+#include <string.h>
+#include "rte_ct_tcp.h"
+#include "rte_cnxn_tracking.h"
+
+uint8_t rte_ct_udp_new_connection(__rte_unused struct rte_ct_cnxn_tracker *ct,
+		struct rte_ct_cnxn_data *cd,
+		__rte_unused struct rte_mbuf *pkt)
+{
+	/* printf("New connection UDP packet received\n"); */
+	cd->connstatus = RTE_INIT_CONN;
+	return 1;
+}
+enum rte_ct_packet_action rte_ct_udp_packet(struct rte_ct_cnxn_tracker *ct,
+		struct rte_ct_cnxn_data *cd,
+		__rte_unused struct rte_mbuf *pkt,
+		uint8_t  key_was_flipped)
+{
+	enum rte_ct_pkt_direction dir;
+
+	dir = (cd->key_is_client_order == !key_was_flipped);
+	/* printf("packet received verify"); */
+	if (dir == RTE_CT_DIR_REPLY &&
+			cd->connstatus == RTE_INIT_CONN) {
+		rte_ct_set_cnxn_timer_for_udp(ct, cd, RTE_CT_UDP_REPLIED);
+		cd->connstatus = RTE_ASSURED_CONN;
+	} else if (dir == RTE_CT_DIR_REPLY &&
+			cd->connstatus == RTE_ASSURED_CONN)
+		rte_ct_set_cnxn_timer_for_udp(ct, cd, RTE_CT_UDP_REPLIED);
+	else
+		rte_ct_set_cnxn_timer_for_udp(ct, cd, RTE_CT_UDP_UNREPLIED);
+	return RTE_CT_FORWARD_PACKET;
+}