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authorAkshayaNadahalli <anadahal@cisco.com>2016-12-01 16:33:51 +0530
committerNeale Ranns <nranns@cisco.com>2017-02-13 08:36:59 +0000
commitfdd81af6afe6c782ad2c1a139210378badec626b (patch)
treeb562b391bded3afc0f5b4d0f83eceb20f2c8e772 /src/plugins/ioam/ipfixcollector/ipfixcollector.h
parentfed79e83910459ed700615d2a5a24024f835a66c (diff)
VPP-632 : InBand OAM Analyser
Refer to jira ticket for more details. Change-Id: I6facb9ef8553a21464f9a2e612706f152badbb68 Signed-off-by: AkshayaNadahalli <anadahal@cisco.com>
Diffstat (limited to 'src/plugins/ioam/ipfixcollector/ipfixcollector.h')
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diff --git a/src/plugins/ioam/ipfixcollector/ipfixcollector.h b/src/plugins/ioam/ipfixcollector/ipfixcollector.h
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+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * 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.
+ */
+
+#ifndef PLUGINS_IPFIXCOLLECTOR_PLUGIN_IPFIXCOLLECTOR_IPFIXCOLLECTOR_H_
+#define PLUGINS_IPFIXCOLLECTOR_PLUGIN_IPFIXCOLLECTOR_IPFIXCOLLECTOR_H_
+
+#include <vppinfra/pool.h>
+#include <vppinfra/hash.h>
+#include <vppinfra/error.h>
+
+#define IPFIX_COLLECTOR_CLIENT_NAME_MAX 64
+
+#define IPFIX_COLLECTOR_ERR_INVALID_PARAM -1
+#define IPFIX_COLLECTOR_ERR_REG_EXISTS -2
+
+/** @brief Structure other nodes to use for registering with IP-FIX collector.
+*/
+typedef struct
+{
+ /** String containing name of the client interested in getting
+ ip-fix packets. */
+ u8 *client_name;
+
+ /** Node index where packets have to be redirected. */
+ u32 client_node;
+
+ /** Setid of IPFix for which client is intereseted in getting packets. */
+ u16 ipfix_setid;
+
+ /** Add(0) or del(1) operation. */
+ u16 del;
+} ipfix_client_add_del_t;
+
+/** @brief IP-FIX collector internal client structure to store SetID to
+ client node ID.
+*/
+typedef struct
+{
+ /** String containing name of the client interested in getting
+ ip-fix packets. */
+ u8 *client_name;
+
+ /** Node index where packets have to be redirected. */
+ u32 client_node;
+
+ /** ipfix-collector next index where packets have to be redirected. */
+ u32 client_next_node;
+
+ /** Setid of IPFix for which client is intereseted in getting packets. */
+ u16 set_id;
+} ipfix_client;
+
+/** @brief IP-FIX collector main structure to SetID to client node ID mapping.
+ @note cache aligned.
+*/
+typedef struct
+{
+ /** Hash table to map IP-FIX setid to a client registration pool. SetId is
+ key to hash map. */
+ uword *client_reg_table;
+
+ /** Pool of Client node information for the IP-FIX SetID. */
+ ipfix_client *client_reg_pool;
+
+ /** Pointer to VLib main for the node - ipfix-collector. */
+ vlib_main_t *vlib_main;
+
+ /** Pointer to vnet main for convenience. */
+ vnet_main_t *vnet_main;
+} ipfix_collector_main_t;
+
+extern vlib_node_registration_t ipfix_collector_node;
+
+extern ipfix_collector_main_t ipfix_collector_main;
+
+/**
+ * @brief IP-FIX SetID registration function.
+ *
+ * This function can be used by other VPP graph nodes to receive IP-FIX packets
+ * with a particular setid.
+ *
+ * @param vlib_main_t Vlib main of the graph node which is interseted in
+ * getting IP-Fix packet.
+ * @param ipfix_client_add_del_t Structure describing the client node which
+ * is interested in getting the IP-Fix packets for
+ * a SetID.
+ *
+ * @returns 0 on success.
+ * @returns Error codes(<0) otherwise.
+ */
+int
+ipfix_collector_reg_setid (vlib_main_t * vm, ipfix_client_add_del_t * info);
+
+always_inline ipfix_client *
+ipfix_collector_get_client (u16 set_id)
+{
+ ipfix_collector_main_t *cm = &ipfix_collector_main;
+ uword *p;
+
+ p = hash_get (cm->client_reg_table, set_id);
+ return (p ? pool_elt_at_index (cm->client_reg_pool, (*p)) : NULL);
+}
+
+#endif /* PLUGINS_IPFIXCOLLECTOR_PLUGIN_IPFIXCOLLECTOR_IPFIXCOLLECTOR_H_ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */