[HICN-279] Added libmemif packaging.

Change-Id: Ie8662059163b7a01211bb18fb8f6b77bbbc07279
Signed-off-by: Mauro Sardara <msardara@cisco.com>

10 files changed, 0 insertions, 2615 deletions

diff --git a/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_plugin.c b/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_plugin.c
deleted file mode 100644
index 262e98553..000000000
--- a/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_plugin.c
+++ /dev/null
@@ -1,123 +0,0 @@
-/*
- * Copyright (c) 2019 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.
- */
-#include <inttypes.h>
-#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#include "hicn_plugin.h"
-#include "model/hicn_model.h"
-#include "ietf/ietf_interface.h"
-
-
-sr_subscription_ctx_t *subscription = NULL;
-volatile int exit_application = 0;
-
-int sr_plugin_init_cb(sr_session_ctx_t *session, void **private_ctx) {
-  HICN_INVOKE_BEGIN;
-  sr_subscription_ctx_t *subscription = NULL;
-  int rc = SR_ERR_OK;
-  rc = hicn_connect_vpp();
-  if (SR_ERR_OK != rc) {
-    HICN_LOG_ERR("vpp connect error , with return %d.", rc);
-    return SR_ERR_INTERNAL;
-  }
-
-  // HICN subscribe
-  hicn_subscribe_events(session, &subscription);
-
-  // IETF subscribe
-  ietf_subscribe_events(session, &subscription);
-
-
-  /* set subscription as our private context */
-  *private_ctx = subscription;
-  HICN_INVOKE_END;
-  return SR_ERR_OK;
-}
-
-void sr_plugin_cleanup_cb(sr_session_ctx_t *session, void *private_ctx) {
-  HICN_INVOKE_BEGIN;
-
-  /* subscription was set as our private context */
-  sr_unsubscribe(session, private_ctx);
-  HICN_LOG_DBG_MSG("hicn pligin unload plugin ok.");
-  hicn_disconnect_vpp();
-  HICN_LOG_DBG_MSG("hicn plugin disconnect vpp ok.");
-  HICN_INVOKE_END;
-}
-
-static void sigint_handler(int signum) { exit_application = 1; }
-int subscribe_all_module_events(sr_session_ctx_t *session) {
-  sr_plugin_init_cb(session, (void **)&subscription);
-  return 0;
-}
-
-int main(int argc, char **argv) {
-  sr_conn_ctx_t *connection = NULL;
-  sr_session_ctx_t *session = NULL;
-  int rc = SR_ERR_OK;
-  /* connect to vpp */
-  rc = hicn_connect_vpp();
-  if (-1 == rc) {
-    fprintf(stderr, "vpp connect error");
-    return -1;
-  }
-
-  /* connect to sysrepo */
-  rc = sr_connect("cpe_application", SR_CONN_DEFAULT, &connection);
-  if (SR_ERR_OK != rc) {
-    fprintf(stderr, "Error by sr_connect: %s\n", sr_strerror(rc));
-    goto cleanup;
-  }
-
-  /* start session */
-  rc = sr_session_start(connection, SR_DS_STARTUP, SR_SESS_DEFAULT, &session);
-  if (SR_ERR_OK != rc) {
-    fprintf(stderr, "Error by sr_session_start: %s\n", sr_strerror(rc));
-    goto cleanup;
-  }
-
-  /* subscribe all module events */
-  rc = subscribe_all_module_events(session);
-  if (SR_ERR_OK != rc) {
-    fprintf(stderr, "Error by subscribe module events: %s\n", sr_strerror(rc));
-    goto cleanup;
-  }
-
-  /* loop until ctrl-c is pressed / SIGINT is received */
-  signal(SIGINT, sigint_handler);
-  signal(SIGPIPE, SIG_IGN);
-
-  while (!exit_application) {
-    sleep(2);
-  }
-
-  printf("Application exit requested, exiting.\n");
-
-cleanup:
-  if (NULL != subscription) {
-    sr_unsubscribe(session, subscription);
-  }
-  if (NULL != session) {
-    sr_session_stop(session);
-  }
-  if (NULL != connection) {
-    sr_disconnect(connection);
-  }
-  hicn_disconnect_vpp();
-  return rc;
-}
\ No newline at end of file
diff --git a/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_plugin.h b/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_plugin.h
deleted file mode 100644
index 4e48c8c29..000000000
--- a/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_plugin.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * Copyright (c) 2019 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 __HICN_PLUGIN_H__
-#define __HICN_PLUGIN_H__
-
-#include "hicn_vpp_comm.h"
-
-// functions that sysrepo-plugin need
-int sr_plugin_init_cb(sr_session_ctx_t *session, void **private_ctx);
-void sr_plugin_cleanup_cb(sr_session_ctx_t *session, void *private_ctx);
-
-#endif  //__HICN_PLUGIN_H__
\ No newline at end of file
diff --git a/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_vpp_comm.c b/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_vpp_comm.c
deleted file mode 100644
index f044c5b1b..000000000
--- a/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_vpp_comm.c
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * Copyright (c) 2019 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.
- */
-#include "hicn_vpp_comm.h"
-#include <vapi/vapi.h>
-
-
-
-
-#define APP_NAME "hicn_plugin"
-#define MAX_OUTSTANDING_REQUESTS 4
-#define RESPONSE_QUEUE_SIZE 2
-vapi_ctx_t g_vapi_ctx_instance=NULL;
-
-// Use VAPI macros to define symbols
-
-
-
-int hicn_connect_vpp() {
-  HICN_INVOKE_BEGIN;
-  if (g_vapi_ctx_instance == NULL) {
-    vapi_error_e rv = vapi_ctx_alloc(&g_vapi_ctx_instance);
-    rv = vapi_connect(g_vapi_ctx_instance, APP_NAME, NULL,
-                      MAX_OUTSTANDING_REQUESTS, RESPONSE_QUEUE_SIZE,
-                      VAPI_MODE_BLOCKING, true);
-    if (rv != VAPI_OK) {
-      HICN_LOG_ERR("*connect %s faild,with return %d", APP_NAME, rv);
-      vapi_ctx_free(g_vapi_ctx_instance);
-      return -1;
-    }
-    HICN_LOG_DBG("*connected %s ok", APP_NAME);
-  } else {
-    HICN_LOG_DBG("connection %s keeping", APP_NAME);
-  }
-  HICN_INVOKE_END;
-  return 0;
-}
-
-int hicn_disconnect_vpp() {
-  if (NULL != g_vapi_ctx_instance) {
-    vapi_disconnect(g_vapi_ctx_instance);
-    vapi_ctx_free(g_vapi_ctx_instance);
-    g_vapi_ctx_instance = NULL;
-  }
-  return 0;
-}
\ No newline at end of file
diff --git a/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_vpp_comm.h b/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_vpp_comm.h
deleted file mode 100644
index fd71dbaf2..000000000
--- a/utils/sysrepo-plugins/hicn-plugin/plugin/hicn_vpp_comm.h
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * Copyright (c) 2019 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 __HICN_VPP_COMMM_H__
-#define __HICN_VPP_COMMM_H__
-#include <sysrepo.h>
-#include <sysrepo/plugins.h>  //for HICN_LOG_DBG
-#include <sysrepo/values.h>
-#include <vapi/vapi.h>
-
-#ifndef HICN_THIS_FUNC
-#ifdef __FUNCTION__
-#define HICN_THIS_FUNC __FUNCTION__
-#else
-#define HICN_THIS_FUNC __func__
-#endif
-#endif
-
-#ifndef _NOLOG
-#define HICN_LOG_DBG SRP_LOG_DBG
-#define HICN_LOG_ERR SRP_LOG_ERR
-#define HICN_LOG_DBG_MSG SRP_LOG_DBG_MSG
-#define HICN_LOG_ERR_MSG SRP_LOG_ERR_MSG
-#else
-#define HICN_LOG_DBG      // printf
-#define HICN_LOG_DBG      // SRP_LOG_DBG
-#define HICN_LOG_ERR      // SRP_LOG_ERR
-#define HICN_LOG_DBG_MSG  // SRP_LOG_DBG_MSG
-#define HICN_LOG_ERR_MSG  // SRP_LOG_ERR_MSG
-#endif
-
-
-// ctx vpp connect
-extern vapi_ctx_t g_vapi_ctx_instance;
-
-//Here it is the definition
-
-#define VPP_INTFC_NAME_LEN 64
-#define VPP_MAC_ADDRESS_LEN 8
-#define VPP_IP6_ADDRESS_LEN 16
-#define HICN_INVOKE_BEGIN HICN_LOG_DBG("inovke %s bein.", HICN_THIS_FUNC);
-#define HICN_INVOKE_END \
-  HICN_LOG_DBG("inovke %s end,with return OK.", HICN_THIS_FUNC);
-#define HICN_INVOKE_ENDX(...) \
-  HICN_LOG_DBG("inovke %s end,with %s.", HICN_THIS_FUNC, ##__VA_ARGS__)
-
-#define ARG_CHECK(retval, arg)                        \
-  do {                                                \
-    if (NULL == (arg)) {                              \
-      HICN_LOG_ERR_MSG(#arg ":NULL pointer passed."); \
-      return (retval);                                \
-    }                                                 \
-  } while (0)
-
-
-
-#define ARG_CHECK2(retval, arg1, arg2) \
-    ARG_CHECK(retval, arg1); \
-    ARG_CHECK(retval, arg2)
-
-#define ARG_CHECK6(retval, arg1, arg2, arg3, arg4, arg5, arg6) \
-    ARG_CHECK(retval, arg1); \
-    ARG_CHECK(retval, arg2); \
-    ARG_CHECK(retval, arg3); \
-    ARG_CHECK(retval, arg4); \
-    ARG_CHECK(retval, arg5); \
-    ARG_CHECK(retval, arg6)
-
-
-/**
- * when use tihs must fist DEFINE_VAPI_MSG_IDS_VXLAN_API_JSON
- */
-#define HICN_VPP_VAPI_RECV                                                   \
-  do {                                                                       \
-    size_t size;                                                             \
-    int recv_vapimsgid = -1;                                                 \
-    vapi_recv(g_vapi_ctx_instance, (void *)&resp, &size, 0, 0);              \
-    recv_vapimsgid = vapi_lookup_vapi_msg_id_t(                              \
-        g_vapi_ctx_instance, ntohs(resp->header._vl_msg_id));                \
-    if (recv_vapimsgid <= vapi_msg_id_get_next_index_reply ||                \
-        recv_vapimsgid >= vapi_get_message_count()) {                        \
-      HICN_LOG_DBG("***recv error msgid[%d] not in [0-%d) ,try again!***\n", \
-                   recv_vapimsgid, vapi_get_message_count());                \
-    } else {                                                                 \
-      HICN_LOG_DBG("recv msgid [%d]\n", recv_vapimsgid);                     \
-      break;                                                                 \
-    }                                                                        \
-  } while (1);
-
-#define HICN_REGISTER_RPC_EVT_HANDLER(rpc_evt_handle)          \
-  do {                                                         \
-    sr_error_t rc = rpc_evt_handle(session, &subscription);    \
-    if (SR_ERR_OK != rc) {                                     \
-      HICN_LOG_ERR("load plugin failed: %s", sr_strerror(rc)); \
-      sr_unsubscribe(session, subscription);                   \
-      HICN_INVOKE_ENDX(sr_strerror(rc));                       \
-      return rc;                                               \
-    }                                                          \
-  } while (0);
-
-
-// define the error list
-typedef enum {
-    HICN_OK = 0,       /* Success */
-    HICN_EINVAL,       /* Invalid value encountered */
-    HICN_EAGAIN,       /* Operation would block */
-    HICN_ENOTSUP,      /* Operation not supported */
-    HICN_ENOMEM,       /* Out of memory */
-    HICN_NOT_FOUND,    /* Required element can not be found */
-} hicn_error_e;
-
-
-int hicn_connect_vpp();
-int hicn_disconnect_vpp();
-
-#endif  //__HICN_VPP_COMMM_H__
\ No newline at end of file
diff --git a/utils/sysrepo-plugins/hicn-plugin/plugin/ietf/ietf_interface.c b/utils/sysrepo-plugins/hicn-plugin/plugin/ietf/ietf_interface.c
deleted file mode 100644
index f02605895..000000000
--- a/utils/sysrepo-plugins/hicn-plugin/plugin/ietf/ietf_interface.c
+++ /dev/null
@@ -1,597 +0,0 @@
-/*
- * Copyright (c) 2016 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.
- */
-
-#include <stdio.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-
-#include <sysrepo.h>
-#include <sysrepo/plugins.h>
-#include <sysrepo/values.h>
-#include <sysrepo/xpath.h>
-#include <vnet/interface.h>
-#include <vnet/vnet.h>
-#include <vnet/ip/ip.h>
-#include <vapi/interface.api.vapi.h>
-
-#include "ietf_interface.h"
-#include "../hicn_vpp_comm.h"
-
-
-
-DEFINE_VAPI_MSG_IDS_INTERFACE_API_JSON;
-
-typedef struct hicn_interface_
-{
-  u32 sw_if_index;
-  char interface_name[VPP_INTFC_NAME_LEN];
-  u8 l2_address[VPP_MAC_ADDRESS_LEN];
-  u32 l2_address_length;
-  u64 link_speed;
-  u16 link_mtu;
-  u8 admin_up_down;
-  u8 link_up_down;
-} hicnIntfc;
-
-typedef struct _ietf_sw_interface_dump_ctx
-{
-  u8 last_called;
-  int num_ifs;
-  int capacity;
-  hicnIntfc * intfcArray;
-} ietf_sw_interface_dump_ctx;
-
-static i32 ietf_setInterfaceFlags(u32 sw_if_index, u8 admin_up_down);
-static i32 ietf_interface_name2index(const char *name, u32* if_index);
-static i32 ietf_interface_add_del_addr(u32 sw_if_index, u8 is_add, u8 is_ipv6,
-                                       u8 del_all, u8 address_length,
-                                       u8 address[VPP_IP6_ADDRESS_LEN]);
-static int ietf_initSwInterfaceDumpCTX(ietf_sw_interface_dump_ctx * dctx);
-static int ietf_freeSwInterfaceDumpCTX(ietf_sw_interface_dump_ctx * dctx);
-
-/**
- * @brief Helper function for converting netmask into prefix length.
- */
-static uint8_t
-netmask_to_prefix(const char *netmask)
-{
-    in_addr_t n = 0;
-    uint8_t i = 0;
-
-    inet_pton(AF_INET, netmask, &n);
-
-    while (n > 0) {
-        n = n >> 1;
-        i++;
-    }
-
-    return i;
-}
-
-/**
- * @brief Helper function for converting IPv4/IPv6 address string into binary representation.
- */
-static int
-ip_addr_str_to_binary(const char *ip_address_str, uint8_t *ip_address_bin, bool is_ipv6)
-{
-    struct in6_addr addr6 = { 0, };
-    struct in_addr addr4 = { 0, };
-    int ret = 0;
-
-    if (is_ipv6) {
-        ret = inet_pton(AF_INET6, ip_address_str, &(addr6));
-        if (1 == ret)
-        {
-            memcpy(ip_address_bin, &addr6, sizeof(addr6));
-        }
-    } else {
-        ret = inet_pton(AF_INET, ip_address_str, &(addr4));
-        if (1 == ret)
-        {
-            memcpy(ip_address_bin, &addr4, sizeof(addr4));
-        }
-    }
-
-    return ret;
-}
-
-/**
- * @brief Enable or disable given interface.
- */
-static int
-interface_enable_disable(const char *if_name, bool enable)
-{
-    uint32_t if_index = ~0;
-    int rc = 0;
-
-    SRP_LOG_DBG("%s interface '%s'", enable ? "Enabling" : "Disabling", if_name);
-
-    /* get interface index */
-    rc = ietf_interface_name2index(if_name, &if_index);
-    if (0 != rc) {
-        SRP_LOG_ERR("Invalid interface name: %s", if_name);
-        return SR_ERR_INVAL_ARG;
-    }
-
-    /* enable/disable interface */
-    rc = ietf_setInterfaceFlags(if_index, (uint8_t)enable);
-    if (0 != rc) {
-        SRP_LOG_ERR("Error by processing of the sw_interface_set_flags request, rc=%d", rc);
-        return SR_ERR_OPERATION_FAILED;
-    } else {
-        return SR_ERR_OK;
-    }
-}
-
-/**
- * @brief Callback to be called by any config change of "/ietf-interfaces:interfaces/interface/enabled" leaf.
- */
-static int
-ietf_interface_enable_disable_cb(sr_session_ctx_t *session, const char *xpath, sr_notif_event_t event, void *private_ctx)
-{
-    char *if_name = NULL;
-    sr_change_iter_t *iter = NULL;
-    sr_change_oper_t op = SR_OP_CREATED;
-    sr_val_t *old_val = NULL;
-    sr_val_t *new_val = NULL;
-    sr_xpath_ctx_t xpath_ctx = { 0, };
-    int rc = SR_ERR_OK, op_rc = SR_ERR_OK;
-
-    /* no-op for apply, we only care about SR_EV_ENABLED, SR_EV_VERIFY, SR_EV_ABORT */
-    if (SR_EV_APPLY == event) {
-        return SR_ERR_OK;
-    }
-    SRP_LOG_DBG("'%s' modified, event=%d", xpath, event);
-
-    /* get changes iterator */
-    rc = sr_get_changes_iter(session, xpath, &iter);
-    if (SR_ERR_OK != rc) {
-        SRP_LOG_ERR("Unable to retrieve change iterator: %s", sr_strerror(rc));
-        return rc;
-    }
-
-    /* iterate over all changes */
-    while ((SR_ERR_OK == op_rc || event == SR_EV_ABORT) &&
-            (SR_ERR_OK == (rc = sr_get_change_next(session, iter, &op, &old_val, &new_val)))) {
-
-        SRP_LOG_DBG("A change detected in '%s', op=%d", new_val ? new_val->xpath : old_val->xpath, op);
-        if_name = sr_xpath_key_value(new_val ? new_val->xpath : old_val->xpath, "interface", "name", &xpath_ctx);
-        switch (op) {
-            case SR_OP_CREATED:
-            case SR_OP_MODIFIED:
-                op_rc = interface_enable_disable(if_name, new_val->data.bool_val);
-                break;
-            case SR_OP_DELETED:
-                op_rc = interface_enable_disable(if_name, false /* !enable */);
-                break;
-            default:
-                break;
-        }
-        sr_xpath_recover(&xpath_ctx);
-        if (SR_ERR_INVAL_ARG == op_rc) {
-            sr_set_error(session, "Invalid interface name.", new_val ? new_val->xpath : old_val->xpath);
-        }
-        sr_free_val(old_val);
-        sr_free_val(new_val);
-    }
-    sr_free_change_iter(iter);
-
-    return op_rc;
-}
-
-/**
- * @brief Add or remove IPv4/IPv6 address to/from an interface.
- */
-static int
-interface_ipv46_config_add_remove(const char *if_name, uint8_t *addr, uint8_t prefix, bool is_ipv6, bool add)
-{
-    uint32_t if_index = ~0;
-    int rc = 0;
-
-    SRP_LOG_DBG("%s IP config on interface '%s'.", add ? "Adding" : "Removing", if_name);
-
-    /* get interface index */
-    rc = ietf_interface_name2index(if_name, &if_index);
-    if (0 != rc) {
-        SRP_LOG_ERR("Invalid interface name: %s", if_name);
-        return SR_ERR_INVAL_ARG;
-    }
-
-    /* add del addr */
-    rc = ietf_interface_add_del_addr(if_index, (uint8_t)add, (uint8_t)is_ipv6, 0, prefix, addr);
-    if (0 != rc) {
-        SRP_LOG_ERR("Error by processing of the sw_interface_set_flags request, rc=%d", rc);
-        return SR_ERR_OPERATION_FAILED;
-    } else {
-        return SR_ERR_OK;
-    }
-}
-int ietf_initSwInterfaceDumpCTX(ietf_sw_interface_dump_ctx * dctx)
-{
-  if(dctx == NULL)
-    return -1;
-
-  dctx->intfcArray = NULL;
-  dctx->last_called = false;
-  dctx->capacity = 0;
-  dctx->num_ifs = 0;
-  return 0;
-}
-int ietf_freeSwInterfaceDumpCTX(ietf_sw_interface_dump_ctx * dctx)
-{
-  if(dctx == NULL)
-    return -1;
-
-  if(dctx->intfcArray != NULL)
-    {
-      free(dctx->intfcArray);
-    }
-
-  return ietf_initSwInterfaceDumpCTX(dctx);
-}
-vapi_error_e
-ietf_sw_interface_dump_cb (struct vapi_ctx_s *ctx, void *callback_ctx,
-                      vapi_error_e rv, bool is_last,
-                      vapi_payload_sw_interface_details * reply)
-{
-  ietf_sw_interface_dump_ctx *dctx = callback_ctx;
-  if (is_last)
-    {
-      dctx->last_called = true;
-    }
-  else
-    {
-      if(dctx->capacity == 0 && dctx->intfcArray == NULL)
-        {
-          dctx->capacity = 10;
-          dctx->intfcArray = (hicnIntfc*)malloc( sizeof(hicnIntfc)*dctx->capacity );
-        }
-      if(dctx->num_ifs >= dctx->capacity-1)
-        {
-
-          dctx->capacity += 10;
-          dctx->intfcArray = (hicnIntfc*)realloc(dctx->intfcArray, sizeof(hicnIntfc)*dctx->capacity );
-        }
-
-      hicnIntfc * thisIntfc = &dctx->intfcArray[dctx->num_ifs];
-
-      thisIntfc->sw_if_index = reply->sw_if_index;
-      memcpy(thisIntfc->interface_name, reply->interface_name, VPP_INTFC_NAME_LEN);
-      thisIntfc->l2_address_length = reply->l2_address_length;
-      memcpy(thisIntfc->l2_address, reply->l2_address, reply->l2_address_length );
-     //thisIntfc->link_speed = reply->link_speed;
-#define ONE_MEGABIT (uint64_t)1000000
-      switch (reply->link_speed << VNET_HW_INTERFACE_FLAG_SPEED_SHIFT)
-        {
-        default:
-          thisIntfc->link_speed = 0;
-          break;
-        }
-
-        thisIntfc->link_mtu = reply->link_mtu;
-        thisIntfc->admin_up_down = reply->admin_up_down;
-        thisIntfc->link_up_down = reply->link_up_down;
-
-      dctx->num_ifs += 1;
-    }
-  return VAPI_OK;
-}
-
-static i32 ietf_interface_name2index(const char *name, u32* if_index)
-{
-  ARG_CHECK2(-1, name, if_index);
-
-  i32 ret = -1;
-  ietf_sw_interface_dump_ctx dctx = {false, 0, 0, 0};
-  vapi_msg_sw_interface_dump *dump;
-  vapi_error_e rv;
-  dctx.last_called = false;
-
-  dump = vapi_alloc_sw_interface_dump(g_vapi_ctx_instance);
-  dump->payload.name_filter_valid = true;
-  memcpy(dump->payload.name_filter, name, sizeof(dump->payload.name_filter));
-
-  while (VAPI_EAGAIN == (rv = vapi_sw_interface_dump(g_vapi_ctx_instance, dump, ietf_sw_interface_dump_cb, &dctx)))
-    ;
-
-  int i = 0;
-  for (; i < dctx.num_ifs; ++i)
-  {
-    if (strcmp(dctx.intfcArray[i].interface_name, name) == 0)
-    {
-      *if_index = dctx.intfcArray[i].sw_if_index;
-      ret = 0;
-      break;
-    }
-  }
-  ietf_freeSwInterfaceDumpCTX(&dctx);
-
-  return ret;
-}
-
-i32 ietf_interface_add_del_addr( u32 sw_if_index, u8 is_add, u8 is_ipv6, u8 del_all,
-			       u8 address_length, u8 address[VPP_IP6_ADDRESS_LEN] )
-{
-  i32 ret = -1;
-  vapi_msg_sw_interface_add_del_address *msg = vapi_alloc_sw_interface_add_del_address(g_vapi_ctx_instance);
-  msg->payload.sw_if_index = sw_if_index;
-  msg->payload.is_add = is_add;
-  msg->payload.is_ipv6 = is_ipv6;
-  msg->payload.del_all = del_all;
-  msg->payload.address_length = address_length;
-  memcpy(msg->payload.address, address, VPP_IP6_ADDRESS_LEN);
-  vapi_msg_sw_interface_add_del_address_hton (msg);
-
-  vapi_send (g_vapi_ctx_instance, msg);
-
-  vapi_msg_sw_interface_add_del_address_reply *resp;
-
-  HICN_VPP_VAPI_RECV;
-
-  vapi_msg_sw_interface_add_del_address_reply_hton(resp);
-  ret = resp->payload.retval;
-  vapi_msg_free (g_vapi_ctx_instance, resp);
-  return ret;
-}
-
-i32 ietf_setInterfaceFlags(u32 sw_if_index, u8 admin_up_down)
-{
-  i32 ret = -1;
-  vapi_msg_sw_interface_set_flags *msg = vapi_alloc_sw_interface_set_flags(g_vapi_ctx_instance);
-  msg->payload.sw_if_index = sw_if_index;
-  msg->payload.admin_up_down = admin_up_down;
-  vapi_msg_sw_interface_set_flags_hton (msg);
-
-  vapi_send (g_vapi_ctx_instance, msg);
-
-  vapi_msg_sw_interface_set_flags_reply *resp;
-
-  HICN_VPP_VAPI_RECV;
-
-  vapi_msg_sw_interface_set_flags_reply_ntoh(resp);
-  ret = resp->payload.retval;
-  vapi_msg_free (g_vapi_ctx_instance, resp);
-  return ret;
-}
-
-
-/**
- * @brief Modify existing IPv4/IPv6 config on an interface.
- */
-static int
-interface_ipv46_config_modify(sr_session_ctx_t *session, const char *if_name,
-        sr_val_t *old_val, sr_val_t *new_val, bool is_ipv6)
-{
-    sr_xpath_ctx_t xpath_ctx = { 0, };
-    char *addr_str = NULL;
-    uint8_t addr[16] = { 0, };
-    uint8_t prefix = 0;
-    int rc = SR_ERR_OK;
-
-    SRP_LOG_DBG("Updating IP config on interface '%s'.", if_name);
-
-    /* get old config to be deleted */
-    if (SR_UINT8_T == old_val->type) {
-        prefix = old_val->data.uint8_val;
-    } else if (SR_STRING_T == old_val->type) {
-        prefix = netmask_to_prefix(old_val->data.string_val);
-    } else {
-        return SR_ERR_INVAL_ARG;
-    }
-    addr_str = sr_xpath_key_value((char*)old_val->xpath, "address", "ip", &xpath_ctx);
-    ip_addr_str_to_binary(addr_str, addr, is_ipv6);
-    sr_xpath_recover(&xpath_ctx);
-
-    /* delete old IP config */
-    rc = interface_ipv46_config_add_remove(if_name, addr, prefix, is_ipv6, false /* remove */);
-    if (SR_ERR_OK != rc) {
-        SRP_LOG_ERR("Unable to remove old IP address config, rc=%d", rc);
-        return rc;
-    }
-
-    /* update the config with the new value */
-    if (sr_xpath_node_name_eq(new_val->xpath, "prefix-length")) {
-        prefix = new_val->data.uint8_val;
-    } else if (sr_xpath_node_name_eq(new_val->xpath, "netmask")) {
-        prefix = netmask_to_prefix(new_val->data.string_val);
-    }
-
-    /* set new IP config */
-    rc = interface_ipv46_config_add_remove(if_name, addr, prefix, is_ipv6, true /* add */);
-    if (SR_ERR_OK != rc) {
-        SRP_LOG_ERR("Unable to remove old IP address config, rc=%d", rc);
-        return rc;
-    }
-
-    return rc;
-}
-
-/**
- * @brief Callback to be called by any config change in subtrees "/ietf-interfaces:interfaces/interface/ietf-ip:ipv4/address"
- * or "/ietf-interfaces:interfaces/interface/ietf-ip:ipv6/address".
- */
-static int
-ietf_interface_ipv46_address_change_cb(sr_session_ctx_t *session, const char *xpath, sr_notif_event_t event, void *private_ctx)
-{
-    sr_change_iter_t *iter = NULL;
-    sr_change_oper_t op = SR_OP_CREATED;
-    sr_val_t *old_val = NULL;
-    sr_val_t *new_val = NULL;
-    sr_xpath_ctx_t xpath_ctx = { 0, };
-    bool is_ipv6 = false, has_addr = false, has_prefix = false;
-    uint8_t addr[16] = { 0, };
-    uint8_t prefix = 0;
-    char *node_name = NULL, *if_name = NULL;
-    int rc = SR_ERR_OK, op_rc = SR_ERR_OK;
-
-    /* no-op for apply, we only care about SR_EV_ENABLED, SR_EV_VERIFY, SR_EV_ABORT */
-    if (SR_EV_APPLY == event) {
-        return SR_ERR_OK;
-    }
-    SRP_LOG_DBG("'%s' modified, event=%d", xpath, event);
-
-    /* check whether we are handling ipv4 or ipv6 config */
-    node_name = sr_xpath_node_idx((char*)xpath, 2, &xpath_ctx);
-    if (NULL != node_name && 0 == strcmp(node_name, "ipv6")) {
-        is_ipv6 = true;
-    }
-    sr_xpath_recover(&xpath_ctx);
-
-    /* get changes iterator */
-    rc = sr_get_changes_iter(session, xpath, &iter);
-    if (SR_ERR_OK != rc) {
-        SRP_LOG_ERR("Unable to retrieve change iterator: %s", sr_strerror(rc));
-        return rc;
-    }
-
-    /* iterate over all changes */
-    while ((SR_ERR_OK == op_rc || event == SR_EV_ABORT) &&
-            (SR_ERR_OK == (rc = sr_get_change_next(session, iter, &op, &old_val, &new_val)))) {
-
-        SRP_LOG_DBG("A change detected in '%s', op=%d", new_val ? new_val->xpath : old_val->xpath, op);
-        if_name = strdup(sr_xpath_key_value(new_val ? new_val->xpath : old_val->xpath, "interface", "name", &xpath_ctx));
-        sr_xpath_recover(&xpath_ctx);
-
-        switch (op) {
-            case SR_OP_CREATED:
-                if (SR_LIST_T == new_val->type) {
-                    /* create on list item - reset state vars */
-                    has_addr = has_prefix = false;
-                } else {
-                    if (sr_xpath_node_name_eq(new_val->xpath, "ip")) {
-                        ip_addr_str_to_binary(new_val->data.string_val, addr, is_ipv6);
-                        has_addr = true;
-                    } else if (sr_xpath_node_name_eq(new_val->xpath, "prefix-length")) {
-                        prefix = new_val->data.uint8_val;
-                        has_prefix = true;
-                    } else if (sr_xpath_node_name_eq(new_val->xpath, "netmask")) {
-                        prefix = netmask_to_prefix(new_val->data.string_val);
-                        has_prefix = true;
-                    }
-                    if (has_addr && has_prefix) {
-                        op_rc = interface_ipv46_config_add_remove(if_name, addr, prefix, is_ipv6, true /* add */);
-                    }
-                }
-                break;
-            case SR_OP_MODIFIED:
-                op_rc = interface_ipv46_config_modify(session, if_name, old_val, new_val, is_ipv6);
-                break;
-            case SR_OP_DELETED:
-                if (SR_LIST_T == old_val->type) {
-                    /* delete on list item - reset state vars */
-                    has_addr = has_prefix = false;
-                } else {
-                    if (sr_xpath_node_name_eq(old_val->xpath, "ip")) {
-                        ip_addr_str_to_binary(old_val->data.string_val, addr, is_ipv6);
-                        has_addr = true;
-                    } else if (sr_xpath_node_name_eq(old_val->xpath, "prefix-length")) {
-                        prefix = old_val->data.uint8_val;
-                        has_prefix = true;
-                    } else if (sr_xpath_node_name_eq(old_val->xpath, "netmask")) {
-                        prefix = netmask_to_prefix(old_val->data.string_val);
-                        has_prefix = true;
-                    }
-                    if (has_addr && has_prefix) {
-                        op_rc = interface_ipv46_config_add_remove(if_name, addr, prefix, is_ipv6, false /* !add */);
-                    }
-                }
-                break;
-            default:
-                break;
-        }
-        if (SR_ERR_INVAL_ARG == op_rc) {
-            sr_set_error(session, "Invalid interface name.", new_val ? new_val->xpath : old_val->xpath);
-        }
-        free(if_name);
-        sr_free_val(old_val);
-        sr_free_val(new_val);
-    }
-    sr_free_change_iter(iter);
-
-    return op_rc;
-}
-
-/**
- * @brief Callback to be called by any config change under "/ietf-interfaces:interfaces-state/interface" path.
- * Does not provide any functionality, needed just to cover not supported config leaves.
- */
-static int
-ietf_interface_change_cb(sr_session_ctx_t *session, const char *xpath, sr_notif_event_t event, void *private_ctx)
-{
-    SRP_LOG_DBG("'%s' modified, event=%d", xpath, event);
-
-    return SR_ERR_OK;
-}
-
-
-int ietf_subscribe_events(sr_session_ctx_t *session,
-                          sr_subscription_ctx_t **subscription){
-
-    int rc = SR_ERR_OK;
-    SRP_LOG_DBG_MSG("Subscriging ietf.");
-
-    //
-    rc = sr_subtree_change_subscribe(session, "/ietf-interfaces:interfaces/interface", ietf_interface_change_cb,
-                                             NULL,
-                                             0, SR_SUBSCR_CTX_REUSE | SR_SUBSCR_EV_ENABLED, subscription);
-
-    if (rc != SR_ERR_OK) {
-        SRP_LOG_DBG_MSG("Problem in subscription /ietf-interfaces:interfaces/interface\n");
-        goto error;
-    }
-
-    rc = sr_subtree_change_subscribe(session, "/ietf-interfaces:interfaces/interface/enabled", ietf_interface_enable_disable_cb,
-                                             NULL,
-                                             100, SR_SUBSCR_CTX_REUSE | SR_SUBSCR_EV_ENABLED, subscription);
-    if (rc != SR_ERR_OK) {
-        SRP_LOG_DBG_MSG("Problem in subscription /ietf-interfaces:interfaces/interface/enabled\n");
-        goto error;
-    }
-
-    rc = sr_subtree_change_subscribe(session, "/ietf-interfaces:interfaces/interface/ietf-ip:ipv4/address", ietf_interface_ipv46_address_change_cb,
-                                             NULL,
-                                          99, SR_SUBSCR_CTX_REUSE | SR_SUBSCR_EV_ENABLED, subscription);
-
-    if (rc != SR_ERR_OK) {
-        SRP_LOG_DBG_MSG("Problem in subscription /ietf-interfaces:interfaces/interface/ietf-ip:ipv4/address\n");
-        goto error;
-    }
-
-    rc = sr_subtree_change_subscribe(session, "/ietf-interfaces:interfaces/interface/ietf-ip:ipv6/address", ietf_interface_ipv46_address_change_cb,
-                                             NULL,
-                                             98, SR_SUBSCR_CTX_REUSE | SR_SUBSCR_EV_ENABLED, subscription);
-
-    if (rc != SR_ERR_OK) {
-        SRP_LOG_DBG_MSG("Problem in subscription /ietf-interfaces:interfaces/interface/ietf-ip:ipv6/address\n");
-        goto error;
-    }
-
- /*   rc = sr_dp_get_items_subscribe(session, "/ietf-interfaces:interfaces-state", ietf_interface_state_cb,
-                                           NULL, SR_SUBSCR_CTX_REUSE,
-                                           subscription);
-    if (rc != SR_ERR_OK) {
-    SRP_LOG_DBG_MSG("Problem in subscription /ietf-interfaces:interfaces-state\n");
-    goto error;
-    }*/
-
-
-  SRP_LOG_INF_MSG("ietf initialized successfully.");
-  return SR_ERR_OK;
-
-  error:
-  SRP_LOG_ERR_MSG("Error by initialization of the ietf.");
-  return rc;
-}
diff --git a/utils/sysrepo-plugins/hicn-plugin/plugin/ietf/ietf_interface.h b/utils/sysrepo-plugins/hicn-plugin/plugin/ietf/ietf_interface.h
deleted file mode 100644
index 0f6c7f8b4..000000000
--- a/utils/sysrepo-plugins/hicn-plugin/plugin/ietf/ietf_interface.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (c) 2018 HUACHENTEL 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 __IETF_INTERFACE_H__
-#define __IETF_INTERFACE_H__
-
-int ietf_subscribe_events(sr_session_ctx_t *session,
-                          sr_subscription_ctx_t **subscription);
-
-
-#endif /* __IETF_INTERFACE_H__ */
diff --git a/utils/sysrepo-plugins/hicn-plugin/plugin/model/hicn_model.c b/utils/sysrepo-plugins/hicn-plugin/plugin/model/hicn_model.c
deleted file mode 100644
index b49839c53..000000000
--- a/utils/sysrepo-plugins/hicn-plugin/plugin/model/hicn_model.c
+++ /dev/null
@@ -1,1455 +0,0 @@
-/*
-* Copyright (c) 2019 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.
-*/
-
-#define _GNU_SOURCE
-
-#include <stdio.h>
-#include <malloc.h>
-#include <sysrepo/xpath.h>
-#include <inttypes.h>
-#include <unistd.h>
-#include <pthread.h>
-
-
-
-#include <sched.h>
-/* Hicn headers */
-
-#include <vapi/hicn.api.vapi.h>
-#include <hicn/api/ip_address.h>
-#include "../hicn_plugin.h"
-#include "../hicn_vpp_comm.h"
-#include "hicn_model.h"
-#include "tlock.h"
-
-
-DEFINE_VAPI_MSG_IDS_HICN_API_JSON
-
-
-// Shared local variables between state and RPCs
-
-volatile hicn_state_t  * hicn_state = NULL;
-volatile hicn_strategy_t * hicn_strategy = NULL;
-volatile hicn_strategies_t * hicn_strategies =NULL;
-volatile hicn_route_t * hicn_route = NULL;
-volatile hicn_face_ip_params_t *  hicn_face_ip_params = NULL;
-volatile hicn_faces_t *  hicn_faces = NULL;
-//volatile hicn_face_stat_t * hicn_face_stat=NULL;
-struct hicn_faces_s * current = NULL;
-//volatile hicn_state_face_t * hicn_state_face=NULL;
-
-
-static int init_buffer(void){
-
- hicn_state = memalign(MEM_ALIGN, sizeof(hicn_state_t) );
- memset((hicn_state_t *)hicn_state, 0 , sizeof(hicn_state_t) );
-
- hicn_strategy = memalign(MEM_ALIGN, sizeof(hicn_strategy_t) );
- memset((hicn_strategy_t *) hicn_strategy, 0 , sizeof(hicn_strategy_t) );
-
- hicn_strategies = memalign(MEM_ALIGN, sizeof(hicn_strategies_t) );
- memset((hicn_strategies_t *) hicn_strategies, 0 , sizeof(hicn_strategies_t) );
-
- hicn_route = memalign(MEM_ALIGN, sizeof(hicn_route_t) );
- memset((hicn_route_t *) hicn_route, 0 , sizeof(hicn_route_t) );
-
- hicn_faces = memalign(MEM_ALIGN, sizeof(hicn_faces_t) );
- hicn_faces->next=memalign(MEM_ALIGN, sizeof(struct hicn_faces_s));
- current=hicn_faces->next;
-
-//  hicn_state_face = memalign(MEM_ALIGN, sizeof(hicn_state_face_t) );
-//  memset((hicn_state_face_t *) hicn_state_face, 0, sizeof(hicn_state_face_t));
-
- int retval=-1;
- ARG_CHECK6(retval, hicn_state, hicn_strategy, hicn_strategies, hicn_route, current, hicn_faces);
- hicn_faces->nface=0;
- retval=0;
-
- return retval;
-}
-
-
-static int init_face_pool(struct hicn_faces_s * head){
-
- ARG_CHECK(HICN_EINVAL, head);
- for(int i=0; i<MAX_FACE_POOL; i++){
-     head->next=memalign(MEM_ALIGN, sizeof(struct hicn_faces_s));
-     head=head->next;
-     SRP_LOG_DBG_MSG("Allocated\n");
- }
- head->next=NULL;
- return HICN_OK;
-
-}
-
-static inline void  state_cache(vapi_msg_hicn_api_node_stats_get_reply * resp){
-   hicn_state->pkts_processed = resp->payload.pkts_processed;
-   hicn_state->pkts_interest_count = resp->payload.pkts_interest_count;
-   hicn_state->pkts_data_count = resp->payload.pkts_data_count;
-   hicn_state->pkts_from_cache_count = resp->payload.pkts_from_cache_count;
-   hicn_state->pkts_no_pit_count = resp->payload.pkts_no_pit_count;
-   hicn_state->pit_expired_count = resp->payload.pit_expired_count;
-   hicn_state->cs_expired_count = resp->payload.cs_expired_count;
-   hicn_state->cs_lru_count = resp->payload.cs_lru_count;
-   hicn_state->pkts_drop_no_buf = resp->payload.pkts_drop_no_buf;
-   hicn_state->interests_aggregated = resp->payload.interests_aggregated;
-   hicn_state->interests_retx = resp->payload.interests_retx;
-   hicn_state->pit_entries_count = resp->payload.pit_entries_count;
-   hicn_state->cs_entries_count = resp->payload.cs_entries_count;
-   hicn_state->cs_entries_ntw_count = resp->payload.cs_entries_ntw_count;
-   SRP_LOG_DBG_MSG("state cached");
-}
-
-
-static inline void  state_update(sr_val_t * vals ){
- sr_val_set_xpath(&vals[0], "/hicn:hicn-state/states/pkts_processed");
- vals[0].type = SR_UINT64_T;
- vals[0].data.uint64_val = hicn_state->pkts_processed;
-
- sr_val_set_xpath(&vals[1], "/hicn:hicn-state/states/pkts_interest_count");
- vals[1].type = SR_UINT64_T;
- vals[1].data.uint64_val = hicn_state->pkts_interest_count;
-
- sr_val_set_xpath(&vals[2], "/hicn:hicn-state/states/pkts_data_count");
- vals[2].type = SR_UINT64_T;
- vals[2].data.uint64_val = hicn_state->pkts_data_count;
-
- sr_val_set_xpath(&vals[3], "/hicn:hicn-state/states/pkts_from_cache_count");
- vals[3].type = SR_UINT64_T;
- vals[3].data.uint64_val = hicn_state->pkts_from_cache_count;
-
- sr_val_set_xpath(&vals[4], "/hicn:hicn-state/states/pkts_no_pit_count");
- vals[4].type = SR_UINT64_T;
- vals[4].data.uint64_val = hicn_state->pkts_no_pit_count;
-
- sr_val_set_xpath(&vals[5], "/hicn:hicn-state/states/pit_expired_count");
- vals[5].type = SR_UINT64_T;
- vals[5].data.uint64_val = hicn_state->pit_expired_count;
-
- sr_val_set_xpath(&vals[6], "/hicn:hicn-state/states/cs_expired_count");
- vals[6].type = SR_UINT64_T;
- vals[6].data.uint64_val = hicn_state->cs_expired_count;
-
- sr_val_set_xpath(&vals[7], "/hicn:hicn-state/states/cs_lru_count");
- vals[7].type = SR_UINT64_T;
- vals[7].data.uint64_val = hicn_state->cs_lru_count;
-
- sr_val_set_xpath(&vals[8], "/hicn:hicn-state/states/pkts_drop_no_buf");
- vals[8].type = SR_UINT64_T;
- vals[8].data.uint64_val = hicn_state->pkts_drop_no_buf;
-
- sr_val_set_xpath(&vals[9], "/hicn:hicn-state/states/interests_aggregated");
- vals[9].type = SR_UINT64_T;
- vals[9].data.uint64_val = hicn_state->interests_aggregated;
-
- sr_val_set_xpath(&vals[10], "/hicn:hicn-state/states/interests_retx");
- vals[10].type = SR_UINT64_T;
- vals[10].data.uint64_val = hicn_state->interests_retx;
-
- sr_val_set_xpath(&vals[11],
-                  "/hicn:hicn-state/states/interests_hash_collision");
- vals[11].type = SR_UINT64_T;
- vals[11].data.uint64_val = hicn_state->interests_hash_collision;
-
- sr_val_set_xpath(&vals[12], "/hicn:hicn-state/states/pit_entries_count");
- vals[12].type = SR_UINT64_T;
- vals[12].data.uint64_val = hicn_state->pit_entries_count;
-
- sr_val_set_xpath(&vals[13], "/hicn:hicn-state/states/cs_entries_count");
- vals[13].type = SR_UINT64_T;
- vals[13].data.uint64_val = hicn_state->cs_entries_count;
-
- sr_val_set_xpath(&vals[14], "/hicn:hicn-state/states/cs_entries_ntw_count");
- vals[14].type = SR_UINT64_T;
- vals[14].data.uint64_val = hicn_state->cs_entries_ntw_count;
-}
-
-static inline void  strategies_update(sr_val_t * vals ){
- sr_val_set_xpath(&vals[0], "/hicn:hicn-state/strategies/n_strategies");
- vals[0].type = SR_UINT8_T;
- vals[0].data.uint8_val = hicn_strategies->n_strategies;
-
- sr_val_set_xpath(&vals[1], "/hicn:hicn-state/strategies/strategy_id");
- vals[1].type = SR_UINT32_T;
- vals[1].data.uint32_val = hicn_strategies->strategy_id[0];
-}
-
-static inline void  route_update(sr_val_t * vals ){
- sr_val_set_xpath(&vals[0], "/hicn:hicn-state/routes/faceids");
- vals[0].type = SR_UINT16_T;
- vals[0].data.uint32_val = hicn_route->faceids[0];
-
- sr_val_set_xpath(&vals[1], "/hicn:hicn-state/routes/strategy_id");
- vals[1].type = SR_UINT32_T;
- vals[1].data.uint32_val = hicn_route->strategy_id;
-}
-
-static inline int  faces_update(sr_val_t * vals, uint32_t nleaves){
-
- struct hicn_faces_s * temp = hicn_faces->next;
- int face =0;
-
- for(int count=0; count<nleaves; count++){
-
-
-  // This part must be removed once the faceid is provided by the dump msg
-   vapi_msg_hicn_api_face_ip_params_get *msg;
-   vapi_msg_hicn_api_face_ip_params_get_reply *resp;
-   msg = vapi_alloc_hicn_api_face_ip_params_get(g_vapi_ctx_instance);
-   msg->payload.faceid = temp->face.faceid;
-   vapi_msg_hicn_api_face_ip_params_get_hton(msg);
-   params_send(msg,resp);
-   vapi_msg_hicn_api_face_ip_params_get_reply_ntoh(resp);
-   if(!resp->payload.retval){
-     SRP_LOG_DBG("faceid(%d)-->intfc(%d)", temp->face.faceid, resp->payload.swif);
-     temp->face.intfc= resp->payload.swif;
-   }
-
-
-   sr_val_build_xpath(&vals[face], "%s[faceid='%d']/intfc", "/hicn:hicn-state/faces/face",
-   temp->face.faceid);
-   vals[face].type = SR_UINT32_T;
-   vals[face].data.uint32_val = temp->face.intfc;
-
-
-   face++;
-
-
-   sr_val_build_xpath(&vals[face], "%s[faceid='%d']/irx_packets", "/hicn:hicn-state/faces/face",
-   temp->face.faceid);
-   vals[face].type = SR_UINT64_T;
-   vals[face].data.uint64_val = temp->face.irx_packets;
-
-   face++;
-
-   sr_val_build_xpath(&vals[face], "%s[faceid='%d']/irx_bytes", "/hicn:hicn-state/faces/face",
-   temp->face.faceid);
-   vals[face].type = SR_UINT64_T;
-   vals[face].data.uint64_val = temp->face.irx_bytes;
-
-   face++;
-
-   sr_val_build_xpath(&vals[face], "%s[faceid='%d']/itx_packets", "/hicn:hicn-state/faces/face",
-   temp->face.faceid);
-   vals[face].type = SR_UINT64_T;
-   vals[face].data.uint64_val = temp->face.itx_packets;
-
-   face++;
-
-   sr_val_build_xpath(&vals[face], "%s[faceid='%d']/itx_bytes", "/hicn:hicn-state/faces/face",
-   temp->face.faceid);
-   vals[face].type = SR_UINT64_T;
-   vals[face].data.uint64_val = temp->face.itx_bytes;
-
-   face++;
-
-   sr_val_build_xpath(&vals[face], "%s[faceid='%d']/drx_packets", "/hicn:hicn-state/faces/face",
-   temp->face.faceid);
-   vals[face].type = SR_UINT64_T;
-   vals[face].data.uint64_val = temp->face.drx_packets;
-
-   face++;
-
-   sr_val_build_xpath(&vals[face], "%s[faceid='%d']/drx_bytes", "/hicn:hicn-state/faces/face",
-   temp->face.faceid);
-   vals[face].type = SR_UINT64_T;
-   vals[face].data.uint64_val = temp->face.drx_bytes;
-
-   face++;
-
-   sr_val_build_xpath(&vals[face], "%s[faceid='%d']/dtx_packets", "/hicn:hicn-state/faces/face",
-   temp->face.faceid);
-   vals[face].type = SR_UINT64_T;
-   vals[face].data.uint64_val = temp->face.dtx_packets;
-
-   face++;
-
-   sr_val_build_xpath(&vals[face], "%s[faceid='%d']/dtx_bytes", "/hicn:hicn-state/faces/face",
-   temp->face.faceid);
-   vals[face].type = SR_UINT64_T;
-   vals[face].data.uint64_val = temp->face.dtx_bytes;
-
-   face++;
-
-   SRP_LOG_DBG(" **********************face is: %d-%d-%d ****************\n",temp->face.dtx_bytes,temp->face.drx_bytes,temp->face.faceid);
-
-   printf("%" PRId64 "\n", temp->face.drx_bytes);
-
-   temp=temp->next;
-
- }
- SRP_LOG_DBG_MSG("Faces state updated \n");
- return SR_ERR_OK;
-}
-
-static int hicn_state_states_cb(const char *xpath, sr_val_t **values,
-                        size_t *values_cnt, uint64_t request_id,
-                        const char *original_xpath, void *private_ctx) {
- sr_val_t *vals;
- int rc;
- enum locks_name state;
- state=lstate;
- SRP_LOG_DBG("Requesting state data for '%s'", xpath);
-
- if (!sr_xpath_node_name_eq(xpath, "states")) {
-   *values = NULL;
-   *values_cnt = 0;
-   return SR_ERR_OK;
- }
-
- rc = sr_new_values(NSTATE_LEAVES, &vals);
- if (SR_ERR_OK != rc) {
-   return rc;
- }
-
- SRP_LOG_DBG("Requesting state data for '%s'", xpath);
- tlock(state);
- state_update(vals);
- tunlock(state);
-
- *values = vals;
- *values_cnt = NSTATE_LEAVES;
-
- return SR_ERR_OK;
-}
-
-static int hicn_state_strategies_cb(const char *xpath, sr_val_t **values,
-                        size_t *values_cnt, uint64_t request_id,
-                        const char *original_xpath, void *private_ctx) {
- sr_val_t *vals;
- int rc;
- enum locks_name strategies;
- strategies=lstrategies;
-
-
-
- if (! sr_xpath_node_name_eq(xpath, "strategies")) {
-   SRP_LOG_DBG_MSG("Requesting state is not for strategies");
-   *values = NULL;
-   *values_cnt = 0;
-   return SR_ERR_OK;
- }
-
-
- rc = sr_new_values(NSTRATEGIES_LEAVES, &vals);
- if (SR_ERR_OK != rc) {
-   return rc;
- }
-
- SRP_LOG_DBG("Requesting state data for '%s'", xpath);
- tlock(strategies);
- strategies_update(vals);
- tunlock(strategies);
-
- *values = vals;
- *values_cnt = NSTRATEGIES_LEAVES;
- return SR_ERR_OK;
-
- }
-
-
-static int hicn_state_route_cb(const char *xpath, sr_val_t **values,
-                        size_t *values_cnt, uint64_t request_id,
-                        const char *original_xpath, void *private_ctx) {
- sr_val_t *vals;
- int rc;
- enum locks_name route;
- route=lroute;
-
-
- if (! sr_xpath_node_name_eq(xpath, "routes")) {
-   SRP_LOG_DBG_MSG("Requesting state is not for routes");
-   *values = NULL;
-   *values_cnt = 0;
-   return SR_ERR_OK;
- }
-
- rc = sr_new_values(NROUTE_LEAVES, &vals);
- if (SR_ERR_OK != rc) {
-   return rc;
- }
-
- SRP_LOG_DBG("Requesting state data for '%s'", xpath);
- tlock(route);
- route_update(vals);
- tunlock(route);
-
- *values = vals;
- *values_cnt = NROUTE_LEAVES;
- return SR_ERR_OK;
-
- }
-
-
- static int hicn_state_faces_cb(const char *xpath, sr_val_t **values,
-                        size_t *values_cnt, uint64_t request_id,
-                        const char *original_xpath, void *private_ctx) {
- sr_val_t *vals;
- int rc;
- enum locks_name faces;
- faces=lfaces;
- uint32_t NFACES_NODES = hicn_faces->nface * FACES_CHILDREN;
-
- if (! sr_xpath_node_name_eq(xpath, "faces")) {
-   SRP_LOG_DBG_MSG("Requesting state is not for faces");
-   *values = NULL;
-   *values_cnt = 0;
-   return SR_ERR_OK;
- }
-
- // We should only consider the number of leaves not the head of list(faceid)
- rc = sr_new_values(NFACES_NODES, &vals);
- if (SR_ERR_OK != rc) {
-   return rc;
- }
-
- SRP_LOG_DBG("Requesting state data for '%s'", xpath);
-
- tlock(faces);
- SRP_LOG_DBG("**********NFACES-LEAVES '%d'  *********", NFACES_NODES);
- faces_update(vals, NFACES_NODES/FACES_CHILDREN);
- tunlock(faces);
- //hicn_faces->nface=0;
- *values = vals;
- *values_cnt = NFACES_NODES;
- return SR_ERR_OK;
-
- }
-
-/**
-* @brief Callback to be called by any config change of "/hicn:/" leaf.
-*/
-static int hicn_node_params_set_cb(sr_session_ctx_t *session, const char *xpath,
-                                  sr_notif_event_t event, void *private_ctx) {
- sr_change_iter_t *iter = NULL;
- sr_change_oper_t op = SR_OP_CREATED;
- sr_val_t *old_val = NULL;
- sr_val_t *new_val = NULL;
- sr_xpath_ctx_t xpath_ctx = {
-     0,
- };
- int rc = SR_ERR_OK, op_rc = SR_ERR_OK;
- // no-op for apply, we only care about SR_EV_ENABLED, SR_EV_VERIFY,
- // SR_EV_ABORT
- if (SR_EV_APPLY == event) {
-   return SR_ERR_OK;
- }
-
- // get changes iterator
- rc = sr_get_changes_iter(session, xpath, &iter);
- if (SR_ERR_OK != rc) {
-   SRP_LOG_ERR("Unable to retrieve change iterator: %s", sr_strerror(rc));
-   return rc;
- }
-
- vapi_msg_hicn_api_node_params_set *msg;
- vapi_msg_hicn_api_node_params_set_reply *resp = NULL;
- msg = vapi_alloc_hicn_api_node_params_set(g_vapi_ctx_instance);
- SRP_LOG_DBG("H:recv msgid [%d]\n", msg->header._vl_msg_id);                     \
-
- // iterate over all changes
- while ((SR_ERR_OK == op_rc || event == SR_EV_ABORT) &&
-        (SR_ERR_OK ==
-         (rc = sr_get_change_next(session, iter, &op, &old_val, &new_val)))) {
-   if (!strcmp(new_val->xpath, "/hicn:hicn-conf/params/enable_disable")) {
-     SRP_LOG_DBG("A change detected in '%s', op=%d",
-                 new_val ? new_val->xpath : old_val->xpath,
-                 new_val->data.bool_val);
-     msg->payload.enable_disable = new_val->data.bool_val;
-   } else if (!strcmp(new_val->xpath, "/hicn:hicn-conf/params/pit_max_size")) {
-     SRP_LOG_DBG("A change detected in '%s', op=%d",
-                 new_val ? new_val->xpath : old_val->xpath,
-                 new_val->data.int32_val);
-     msg->payload.pit_max_size = new_val->data.int32_val;
-   } else if (!strcmp(new_val->xpath, "/hicn:hicn-conf/params/cs_max_size")) {
-     SRP_LOG_DBG("A change detected in '%s', op=%d",
-                 new_val ? new_val->xpath : old_val->xpath,
-                 new_val->data.int32_val);
-     msg->payload.cs_max_size = new_val->data.int32_val;
-   } else if (!strcmp(new_val->xpath,
-                      "/hicn:hicn-conf/params/cs_reserved_app")) {
-     SRP_LOG_DBG("A change detected in '%s', op=%d",
-                 new_val ? new_val->xpath : old_val->xpath,
-                 new_val->data.int32_val);
-     msg->payload.cs_reserved_app = new_val->data.int32_val;
-   } else if (!strcmp(new_val->xpath,
-                      "/hicn:hicn-conf/params/pit_dflt_lifetime_sec")) {
-     SRP_LOG_DBG("A change detected in '%s', op=%d",
-                 new_val ? new_val->xpath : old_val->xpath,
-                 new_val->data.decimal64_val);
-     msg->payload.pit_dflt_lifetime_sec = new_val->data.decimal64_val;
-   } else if (!strcmp(new_val->xpath,
-                      "/hicn:hicn-conf/params/pit_min_lifetime_sec")) {
-     SRP_LOG_DBG("A change detected in '%s', op=%d",
-                 new_val ? new_val->xpath : old_val->xpath,
-                 new_val->data.decimal64_val);
-     msg->payload.pit_min_lifetime_sec = new_val->data.decimal64_val;
-   } else if (!strcmp(new_val->xpath,
-                      "/hicn:hicn-conf/params/pit_max_lifetime_sec")) {
-     SRP_LOG_DBG("A change detected in '%s', op=%d",
-                 new_val ? new_val->xpath : old_val->xpath,
-                 new_val->data.decimal64_val);
-     msg->payload.pit_max_lifetime_sec = new_val->data.decimal64_val;
-   }
-
-   switch (op) {
-     case SR_OP_CREATED:
-     case SR_OP_MODIFIED:
-       op_rc = SR_ERR_OK;  // OK
-       break;
-     case SR_OP_DELETED:
-       op_rc = SR_ERR_OPERATION_FAILED;  // ERROR
-       break;
-     default:
-       break;
-   }
-   sr_xpath_recover(&xpath_ctx);
-   if (SR_ERR_INVAL_ARG == op_rc) {
-     sr_set_error(session, "You are not allowed to change the schema.",
-                  new_val ? new_val->xpath : old_val->xpath);
-   }
-   sr_free_val(old_val);
-   sr_free_val(new_val);
- }
-
- vapi_msg_hicn_api_node_params_set_hton(msg);
-
- params_send(msg, resp);
-
- vapi_msg_hicn_api_node_params_set_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG_MSG("Successfully done");
-     sr_free_change_iter(iter);
-     return SR_ERR_OK;
- }
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to get hicn param in vpp.
-*/
-static int hicn_node_params_get_cb(const char *xpath, const sr_val_t *input,
-                                  const size_t input_cnt, sr_val_t **output,
-                                  size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn node parameter received successfully");
- vapi_msg_hicn_api_node_params_get *msg;
- vapi_msg_hicn_api_node_params_get_reply *resp;
-
- msg = vapi_alloc_hicn_api_node_params_get(g_vapi_ctx_instance);
-
-
-
-
- vapi_msg_hicn_api_node_params_get_hton(msg);
- params_send(msg, resp);
- vapi_msg_hicn_api_node_params_get_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG_MSG("Successfully done");
-     return SR_ERR_OK;
- }
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to get hicn stat in vpp.
-*/
-static int hicn_node_stat_get_cb(const char *xpath, const sr_val_t *input,
-                                const size_t input_cnt, sr_val_t **output,
-                                size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn status received successfully");
- vapi_msg_hicn_api_node_stats_get *msg;
- vapi_msg_hicn_api_node_stats_get_reply *resp;
- enum locks_name state;
- state=lstate;
- msg = vapi_alloc_hicn_api_node_stats_get(g_vapi_ctx_instance);
-
- vapi_msg_hicn_api_node_stats_get_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_node_stats_get_reply_ntoh(resp);
-
- if(resp->payload.retval){
-     SRP_LOG_DBG_MSG("Error updating state");
-     return SR_ERR_OPERATION_FAILED;
- }
- tlock(state);
-
- state_cache(resp);
-
- tunlock(state);
- return SR_ERR_OK;
-
-}
-
-/**
-* @brief API to get hicn strategy in vpp.
-*/
-static int hicn_strategy_get_cb(const char *xpath, const sr_val_t *input,
-                               const size_t input_cnt, sr_val_t **output,
-                               size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn strategy receive successfully");
- vapi_msg_hicn_api_strategy_get *msg;
- vapi_msg_hicn_api_strategy_get_reply *resp;
-
- msg = vapi_alloc_hicn_api_strategy_get(g_vapi_ctx_instance);
-  SRP_LOG_DBG("msg id:%d",msg->header._vl_msg_id);
-
- msg->payload.strategy_id = input[0].data.uint32_val;
-
- vapi_msg_hicn_api_strategy_get_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_strategy_get_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG_MSG("Successfully done");
-     return SR_ERR_OK;
- }
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to get hicn strategies in vpp.
-*/
-static int hicn_strategies_get_cb(const char *xpath, const sr_val_t *input,
-                                 const size_t input_cnt, sr_val_t **output,
-                                 size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn strategies received successfully");
- vapi_msg_hicn_api_strategies_get *msg;
- vapi_msg_hicn_api_strategies_get_reply *resp;
-
- msg = vapi_alloc_hicn_api_strategies_get(g_vapi_ctx_instance);
-  SRP_LOG_DBG("msg id:%d",msg->header._vl_msg_id);
-
-
- vapi_msg_hicn_api_strategies_get_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_strategies_get_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG_MSG("Successfully done");
-     return SR_ERR_OK;
- }
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to get hicn route in vpp.
-*/
-static int hicn_route_get_cb(const char *xpath, const sr_val_t *input,
-                            const size_t input_cnt, sr_val_t **output,
-                            size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn route receive successfully");
- vapi_msg_hicn_api_route_get *msg;
- vapi_msg_hicn_api_route_get_reply *resp;
-
- msg = vapi_alloc_hicn_api_route_get(g_vapi_ctx_instance);
-  SRP_LOG_DBG("msg id:%d",msg->header._vl_msg_id);
-
-
- if(strcmp(input[0].data.string_val,"-1")){
-
-   struct sockaddr_in sa;
-   inet_pton(AF_INET,  input[0].data.string_val, &(sa.sin_addr));
-   unsigned char * tmp = (unsigned char *) &sa.sin_addr.s_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B32);
-
-
- }else if(strcmp(input[1].data.string_val,"-1")){
-
-   void *dst = malloc(sizeof(struct in6_addr));
-   inet_pton(AF_INET6, input[1].data.string_val, dst);
-   unsigned char * tmp = (unsigned char *) ((struct in6_addr *)dst)->s6_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B64);
-   memcpy(&msg->payload.prefix[1],tmp+B64,B64);
-
- }else{
-     SRP_LOG_DBG_MSG("Invalid local IP address");
-     return SR_ERR_OPERATION_FAILED;
- }
-
-
-
- msg->payload.len = input[2].data.uint8_val;
-
- vapi_msg_hicn_api_route_get_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_route_get_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG_MSG("Successfully done");
-     return SR_ERR_OK;
- }
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to add hicn route nhops in vpp.
-*/
-static int hicn_route_nhops_add_cb(const char *xpath, const sr_val_t *input,
-                                  const size_t input_cnt, sr_val_t **output,
-                                  size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn route nhops add received successfully");
- vapi_msg_hicn_api_route_nhops_add *msg;
- vapi_msg_hicn_api_route_nhops_add_reply *resp;
-
- msg = vapi_alloc_hicn_api_route_nhops_add(g_vapi_ctx_instance);
-   SRP_LOG_DBG("msg id:%d",msg->header._vl_msg_id);
-
- if(strcmp(input[0].data.string_val,"-1")){
-
-   struct sockaddr_in sa;
-   inet_pton(AF_INET,  input[0].data.string_val, &(sa.sin_addr));
-   unsigned char * tmp = (unsigned char *) &sa.sin_addr.s_addr;
-   memcpy(&msg->payload.prefix[0],tmp,4);
-
-
- }else if(strcmp(input[1].data.string_val,"-1")){
-
-   void *dst = malloc(sizeof(struct in6_addr));
-   inet_pton(AF_INET6, input[1].data.string_val, dst);
-   unsigned char * tmp = (unsigned char *) ((struct in6_addr *)dst)->s6_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B64);
-   memcpy(&msg->payload.prefix[1],tmp+B64,B64);
-
- }else{
-     SRP_LOG_DBG_MSG("Invalid local IP address");
-     return SR_ERR_OPERATION_FAILED;
- }
-
- msg->payload.len = input[2].data.uint8_val;
- msg->payload.face_ids[0] = input[3].data.uint32_val;
- msg->payload.face_ids[1] = input[4].data.uint32_val;
- msg->payload.face_ids[2] = input[5].data.uint32_val;
- msg->payload.face_ids[3] = input[6].data.uint32_val;
- msg->payload.face_ids[4] = input[7].data.uint32_val;
- msg->payload.face_ids[5] = input[8].data.uint32_val;
- msg->payload.face_ids[6] = input[9].data.uint32_val;
- msg->payload.n_faces = input[10].data.uint8_val;
-
- vapi_msg_hicn_api_route_nhops_add_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_route_nhops_add_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG_MSG("Successfully done");
-     return SR_ERR_OK;
- }
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to del hicn route in vpp.
-*/
-static int hicn_route_del_cb(const char *xpath, const sr_val_t *input,
-                            const size_t input_cnt, sr_val_t **output,
-                            size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn route del received successfully");
- vapi_msg_hicn_api_route_del *msg;
- vapi_msg_hicn_api_route_del_reply *resp;
-
- msg = vapi_alloc_hicn_api_route_del(g_vapi_ctx_instance);
-
- if(strcmp(input[0].data.string_val,"-1")){
-
-   struct sockaddr_in sa;
-   inet_pton(AF_INET,  input[0].data.string_val, &(sa.sin_addr));
-   unsigned char * tmp = (unsigned char *) &sa.sin_addr.s_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B32);
-
-
- }else if(strcmp(input[1].data.string_val,"-1")){
-
-   void *dst = malloc(sizeof(struct in6_addr));
-   inet_pton(AF_INET6, input[1].data.string_val, dst);
-   unsigned char * tmp = (unsigned char *) ((struct in6_addr *)dst)->s6_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B64);
-   memcpy(&msg->payload.prefix[1],tmp+B64,B64);
-
- }else{
-     SRP_LOG_DBG_MSG("Invalid local IP address");
-     return SR_ERR_OPERATION_FAILED;
- }
-
-
- msg->payload.len = input[2].data.uint8_val;
-
- vapi_msg_hicn_api_route_del_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_route_del_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG_MSG("Successfully done");
-     return SR_ERR_OK;
- }
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to get face ip params in hicn in vpp.
-*/
-static int hicn_face_ip_params_get_cb(const char *xpath, const sr_val_t *input,
-                                     const size_t input_cnt, sr_val_t **output,
-                                     size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn face ip params get received successfully");
- vapi_msg_hicn_api_face_ip_params_get *msg;
- vapi_msg_hicn_api_face_ip_params_get_reply *resp;
-
- msg = vapi_alloc_hicn_api_face_ip_params_get(g_vapi_ctx_instance);
-  SRP_LOG_DBG("msg id:%d",msg->header._vl_msg_id);
-
- msg->payload.faceid = input[0].data.uint32_val;
-
- vapi_msg_hicn_api_face_ip_params_get_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_face_ip_params_get_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG("faceid(%d)-->intfc(%d)",input[0].data.uint32_val, resp->payload.swif);
-     SRP_LOG_DBG_MSG("Successfully done");
-     return SR_ERR_OK;
- }
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-
-}
-
-/**
-* @brief API to get face ip params in hicn in vpp.
-*/
-static int hicn_punting_add_cb(const char *xpath, const sr_val_t *input,
-                              const size_t input_cnt, sr_val_t **output,
-                              size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn punting add received successfully");
- // allocate memory msg and resp
- vapi_msg_hicn_api_punting_add *msg;
- vapi_msg_hicn_api_punting_add_reply *resp;
-
- msg = vapi_alloc_hicn_api_punting_add(g_vapi_ctx_instance);
-  SRP_LOG_DBG("msg id:%d",msg->header._vl_msg_id);
-
-
- if(strcmp(input[0].data.string_val,"-1")){
-
-   struct sockaddr_in sa;
-   // store this IP address in sa:
-   inet_pton(AF_INET,  input[0].data.string_val, &(sa.sin_addr));
-   unsigned char * tmp =  (unsigned char *) &sa.sin_addr.s_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B32);
-
-
- }else if(strcmp(input[1].data.string_val,"-1")){
-
-   void *dst = malloc(sizeof(struct in6_addr));
-   inet_pton(AF_INET6, input[1].data.string_val, dst);
-   unsigned char * tmp =(unsigned char *) ((struct in6_addr *)dst)->s6_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B64);
-   memcpy(&msg->payload.prefix[1],tmp+B64,B64);
-
- }else{
-     SRP_LOG_DBG_MSG("Invalid local IP address");
-     return SR_ERR_OPERATION_FAILED;
- }
-
- msg->payload.len = input[2].data.uint8_val;
- msg->payload.swif = input[3].data.uint32_val;
-
-
- vapi_msg_hicn_api_punting_add_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_punting_add_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-       SRP_LOG_DBG_MSG("Successfully done");
-       return SR_ERR_OK;
- }
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to del hicn route nhops in vpp.
-*/
-static int hicn_route_nhops_del_cb(const char *xpath, const sr_val_t *input,
-                                  const size_t input_cnt, sr_val_t **output,
-                                  size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn route nhop del received successfully");
- // allocate memory msg and resp
- vapi_msg_hicn_api_route_nhop_del *msg;
- vapi_msg_hicn_api_route_nhop_del_reply *resp;
-
- msg = vapi_alloc_hicn_api_route_nhop_del(g_vapi_ctx_instance);
-  SRP_LOG_DBG("msg id:%d",msg->header._vl_msg_id);
-
-
- if(strcmp(input[0].data.string_val,"-1")){
-
-   struct sockaddr_in sa;
-   // store this IP address in sa:
-   inet_pton(AF_INET,  input[0].data.string_val, &(sa.sin_addr));
-   unsigned char * tmp = (unsigned char *) &sa.sin_addr.s_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B32);
-
-
- }else if(strcmp(input[1].data.string_val,"-1")){
-
-   void *dst = malloc(sizeof(struct in6_addr));
-   inet_pton(AF_INET6, input[1].data.string_val, dst);
-   unsigned char * tmp = (unsigned char *) ((struct in6_addr *)dst)->s6_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B64);
-   memcpy(&msg->payload.prefix[1],tmp+B64,B64);
-
- }else{
-     SRP_LOG_DBG_MSG("Invalid local IP address");
-     return SR_ERR_OPERATION_FAILED;
- }
-
-
- msg->payload.len = input[2].data.uint8_val;
- msg->payload.faceid = input[3].data.uint32_val;
-
- vapi_msg_hicn_api_route_nhop_del_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_route_nhop_del_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-       SRP_LOG_DBG_MSG("Successfully done");
-       return SR_ERR_OK;
- }
-
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to del hicn punting in vpp.
-*/
-static int hicn_punting_del_cb(const char *xpath, const sr_val_t *input,
-                              const size_t input_cnt, sr_val_t **output,
-                              size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn punting del received successfully");
- // allocate memory msg and resp
- vapi_msg_hicn_api_punting_del *msg;
- vapi_msg_hicn_api_punting_del_reply *resp;
-
- msg = vapi_alloc_hicn_api_punting_del(g_vapi_ctx_instance);
-  SRP_LOG_DBG("msg id:%d",msg->header._vl_msg_id);
-
-
- if(strcmp(input[0].data.string_val,"-1")){
-
-   struct sockaddr_in sa;
-   inet_pton(AF_INET,  input[0].data.string_val, &(sa.sin_addr));
-   unsigned char * tmp = (unsigned char *) &sa.sin_addr.s_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B32);
-
-
- }else if(strcmp(input[1].data.string_val,"-1")){
-
-   void *dst = malloc(sizeof(struct in6_addr));
-   inet_pton(AF_INET6, input[1].data.string_val, dst);
-   unsigned char * tmp = (unsigned char *) ((struct in6_addr *)dst)->s6_addr;
-   memcpy(&msg->payload.prefix[0],tmp,B64);
-   memcpy(&msg->payload.prefix[1],tmp+B64,B64);
-
- }else{
-     SRP_LOG_DBG_MSG("Invalid local IP address");
-     return SR_ERR_OPERATION_FAILED;
- }
-
-
- msg->payload.len = input[2].data.uint8_val;
- msg->payload.swif = input[3].data.uint32_val;
-
- vapi_msg_hicn_api_punting_del_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_punting_del_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG_MSG("Successfully done");
-     return SR_ERR_OK;
- }
-
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to del hicn face ip in vpp.
-*/
-static int hicn_face_ip_del_cb(const char *xpath, const sr_val_t *input,
-                              const size_t input_cnt, sr_val_t **output,
-                              size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn face ip del received successfully");
- // allocate memory msg and resp
- vapi_msg_hicn_api_face_ip_del *msg;
- vapi_msg_hicn_api_face_ip_del_reply *resp;
-
- msg = vapi_alloc_hicn_api_face_ip_del(g_vapi_ctx_instance);
-  SRP_LOG_DBG("msg id:%d",msg->header._vl_msg_id);
- msg->payload.faceid = input[0].data.uint32_val;
-
- vapi_msg_hicn_api_face_ip_del_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_face_ip_del_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG_MSG("Successfully done");
-     return SR_ERR_OK;
- }
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-/**
-* @brief API to del hicn face ip in vpp.
-*/
-static int hicn_face_ip_add_cb(const char *xpath, const sr_val_t *input,
-                              const size_t input_cnt, sr_val_t **output,
-                              size_t *output_cnt, void *private_ctx) {
-
- SRP_LOG_DBG_MSG("hicn face ip add received successfully");
-
-
- vapi_msg_hicn_api_face_ip_add *msg;
- vapi_msg_hicn_api_face_ip_add_reply *resp;
-
- msg = vapi_alloc_hicn_api_face_ip_add(g_vapi_ctx_instance);
- SRP_LOG_DBG("msg id:%d",msg->header._vl_msg_id);
- if(strcmp(input[0].data.string_val,"-1")){
-     struct sockaddr_in sa;
-     inet_pton(AF_INET,  input[0].data.string_val, &(sa.sin_addr));
-     unsigned char * tmp = (unsigned char *) &sa.sin_addr.s_addr;
-     memcpy(&msg->payload.local_addr[0],tmp,B32);
-
- }else if(strcmp(input[1].data.string_val,"-1")){
-
-     void *dst = malloc(sizeof(struct in6_addr));
-     inet_pton(AF_INET6, input[1].data.string_val, dst);
-     unsigned char * tmp = (unsigned char *) ((struct in6_addr *)dst)->s6_addr;
-     memcpy(&msg->payload.local_addr[0],tmp,B64);
-     memcpy(&msg->payload.local_addr[1],tmp+B64,B64);
-
- }else{
-     SRP_LOG_DBG_MSG("Invalid local IP address");
-     return SR_ERR_OPERATION_FAILED;
- }
-
- if(strcmp(input[2].data.string_val,"-1")){
-
-     struct sockaddr_in sa;
-     inet_pton(AF_INET,  input[2].data.string_val, &(sa.sin_addr));
-     unsigned char * tmp = (unsigned char *)&sa.sin_addr.s_addr;
-     memcpy(&msg->payload.remote_addr[0],tmp,B32);
-
-
- }else if(strcmp(input[3].data.string_val,"-1")){
-
-     void *dst = malloc(sizeof(struct in6_addr));
-     inet_pton(AF_INET6, input[3].data.string_val, dst);
-     unsigned char * tmp =(unsigned char *) ((struct in6_addr *)dst)->s6_addr;
-     memcpy(&msg->payload.remote_addr[0],tmp,B64);
-     memcpy(&msg->payload.remote_addr[1],tmp+B64,B64);
-
- }else{
-     SRP_LOG_DBG_MSG("Invalid local IP address");
-     return SR_ERR_OPERATION_FAILED;
- }
-
- msg->payload.swif = input[4].data.uint32_val;  // This is the idx number of interface
-
-
- vapi_msg_hicn_api_face_ip_add_hton(msg);
- params_send(msg,resp);
- vapi_msg_hicn_api_face_ip_add_reply_ntoh(resp);
-
- if(!resp->payload.retval){
-     SRP_LOG_DBG_MSG("Successfully done");
-     return SR_ERR_OK;
- }
-
- SRP_LOG_DBG_MSG("Operation failed");
- return SR_ERR_OPERATION_FAILED;
-}
-
-
-static vapi_error_e
-hicn_api_face_stats_dump_cb(struct vapi_ctx_s *ctx, void *callback_ctx,
-                    vapi_error_e rv, bool is_last,
-                    vapi_payload_hicn_api_face_stats_details *reply)
-{
-
-   static int counter = 0;
-/*
-   UNUSED(ctx); UNUSED(rv); UNUSED(is_last);
-   //struct elt **stackp;
-   ARG_CHECK2(VAPI_EINVAL, callback_ctx, reply);
-   stackp = (struct elt**) callback_ctx;
-   SRP_LOG_DBG("reply: %d:%d:%d", reply->faceid,reply->dtx_packets,reply->irx_packets);
-
-   vapi_payload_hicn_api_face_stats_details *passed;
-   ARG_CHECK2(VAPI_EINVAL, callback_ctx, reply);
-   passed = (vapi_payload_hicn_api_face_stats_details *) callback_ctx;
-   *passed = *reply;
-   SRP_LOG_DBG("reply %d", reply->faceid);*/
-
-   tlock(lfaces);
-   if (reply!=NULL){
-
-     current->face.faceid =  reply->faceid;
-     current->face.intfc =   1;
-     current->face.irx_packets = reply->irx_packets;
-     current->face.irx_bytes =   reply->irx_bytes;
-     current->face.itx_packets = reply->itx_packets;
-     current->face.itx_bytes =   reply->itx_bytes;
-     current->face.drx_packets = reply->drx_packets;
-     current->face.drx_bytes =   reply->drx_bytes;
-     current->face.dtx_packets = reply->dtx_packets;
-     current->face.dtx_bytes =   reply->dtx_bytes;
-     //hicn_faces->nface++; // Increment the number of faces
-     counter++;
-     current = current->next;
-     //current->next = memalign(MEM_ALIGN, sizeof(hicn_faces_t));
-     SRP_LOG_DBG_MSG("---------Face------- \n");
-     SRP_LOG_DBG("reply %d", reply->faceid);
-     SRP_LOG_DBG("reply %d", reply->drx_bytes);
-     SRP_LOG_DBG("reply %d", reply->dtx_bytes);
-
-   }else
-   {
-     hicn_faces->nface=counter;
-     counter=0;
-     current=hicn_faces->next;
-   }
-   tunlock(lfaces);
-   return SR_ERR_OK;
-}
-
-/**
-* @brief API to del hicn face state details in vpp.
-*/
-
-static int hicn_face_stats_details_cb(const char *xpath, const sr_val_t *input,
-                              const size_t input_cnt, sr_val_t **output,
-                              size_t *output_cnt, void *private_ctx) {
- //struct elt* stack=NULL ;
- SRP_LOG_DBG_MSG("hicn face state details received successfully");
- vapi_payload_hicn_api_face_stats_details resp={0};
- vapi_msg_hicn_api_face_stats_dump *msg;
- msg = vapi_alloc_hicn_api_face_stats_dump(g_vapi_ctx_instance);
- vapi_hicn_api_face_stats_dump(g_vapi_ctx_instance, msg, hicn_api_face_stats_dump_cb, &resp);
- return SR_ERR_OK;
-}
-
-
-/**
-* @brief Thread to update the state
-*/
-static void *state_thread(void *arg) {
-
- // mapping can be retrieved by cpuinfo
- int map = 0;
- cpu_set_t cpuset;
- CPU_ZERO(&cpuset);
- CPU_SET(map, &cpuset);
-
- // pin the thread to a core
- if (pthread_setaffinity_np(pthread_self(), sizeof(cpu_set_t), &cpuset))
- {
-     SRP_LOG_DBG_MSG("Thread pining failed\n");
-     exit(1);
- }
-
- vapi_msg_hicn_api_node_stats_get *msg=NULL;
- vapi_msg_hicn_api_node_stats_get_reply *resp=NULL;
- enum locks_name state;
- state=lstate;
-
- while(true){
-
-  msg = vapi_alloc_hicn_api_node_stats_get(g_vapi_ctx_instance);
-  vapi_msg_hicn_api_node_stats_get_hton(msg);
-
-  if (VAPI_OK != vapi_send(g_vapi_ctx_instance, msg)) {
-     SRP_LOG_DBG_MSG("Sending msg to VPP failed");
-     // Here I should think about a recovery method
-     return NULL;
-  }
-
-   HICN_VPP_VAPI_RECV;
-
-   vapi_msg_hicn_api_node_stats_get_reply_ntoh(resp);
-
-   if(resp->payload.retval){
-       SRP_LOG_DBG_MSG("Error updating state");
-       // Here I should think about a recovery method
-       return NULL;
-   }
-
-   //vapi_payload_hicn_api_face_stats_details  resp_dump={0};
-   vapi_msg_hicn_api_face_stats_dump *msg;
-   msg = vapi_alloc_hicn_api_face_stats_dump(g_vapi_ctx_instance);
-   vapi_hicn_api_face_stats_dump(g_vapi_ctx_instance, msg, hicn_api_face_stats_dump_cb, current);
-
-   tlock(state);
-   state_cache(resp);
-   SRP_LOG_DBG_MSG("state updated");
-   tunlock(state);
-   sleep(1);
-
- }
- return NULL;
-}
-
-/**
-* @brief helper function for subscribing all hicn APIs.
-*/
-int hicn_subscribe_events(sr_session_ctx_t *session,
-                         sr_subscription_ctx_t **subscription) {
-   int rc = SR_ERR_OK;
-   SRP_LOG_DBG_MSG("Subscriging hicn.");
-
-   pthread_t state_tid;
-   rc = pthread_create((pthread_t *)&state_tid, NULL, state_thread, NULL);
-   if (rc != 0) {
-         SRP_LOG_DBG_MSG("Error making hicn state thread");
-         return SR_ERR_OPERATION_FAILED;
-   }
-   SRP_LOG_DBG_MSG("State thread created successfully.");
-
-   //Initializing the locks
-   for (int i=0; i<NLOCKS; i++)
-     ticket_init(i,LOCK_INIT);
-
-   //Initializing the buffer
-   rc=init_buffer();
-   if(rc!= SR_ERR_OK){
-       SRP_LOG_DBG_MSG("Problem in initializing the buffers\n");
-       goto error;
-   }
-
-   SRP_LOG_DBG_MSG("buffer initialized successfully.");
-
-
-   rc=init_face_pool(current);
-
-   if(rc!= SR_ERR_OK){
-       SRP_LOG_DBG_MSG("Problem in initializing the face pool\n");
-       goto error;
-   }
-
-
-   SRP_LOG_DBG_MSG("face pool created successfully.");
-
-
-   // node state subscriptions
-
-   rc = sr_rpc_subscribe(session, "/hicn:node-params-get", hicn_node_params_get_cb,
-   session, SR_SUBSCR_CTX_REUSE, subscription);
-   if (rc != SR_ERR_OK) {
-     SRP_LOG_DBG_MSG("Problem in subscription node-params-get\n");
-     goto error;
-   }
-
-
-   // node state subscriptions
-
-   rc = sr_rpc_subscribe(session, "/hicn:node-stat-get", hicn_node_stat_get_cb,
-   session, SR_SUBSCR_CTX_REUSE, subscription);
-   if (rc != SR_ERR_OK) {
-     SRP_LOG_DBG_MSG("Problem in subscription stat-get\n");
-     goto error;
-   }
-
-   // strategies subscriptions
-
-   rc = sr_rpc_subscribe(session, "/hicn:strategy-get", hicn_strategy_get_cb,
-   session, SR_SUBSCR_CTX_REUSE, subscription);
-   if (rc != SR_ERR_OK) {
-     SRP_LOG_DBG_MSG("Problem in subscription strategy-get\n");
-     goto error;
-   }
-
-   rc = sr_rpc_subscribe(session, "/hicn:strategies-get",
-   hicn_strategies_get_cb, session, SR_SUBSCR_CTX_REUSE, subscription);
-   if (rc!= SR_ERR_OK) {
-      SRP_LOG_DBG_MSG("Problem in subscription strategies-get\n");
-      goto error;
-   }
-
-   // route subscriptions
-
-   rc = sr_rpc_subscribe(session, "/hicn:route-get", hicn_route_get_cb,
-   session, SR_SUBSCR_CTX_REUSE, subscription);
-   if (rc != SR_ERR_OK) {
-     SRP_LOG_DBG_MSG("Problem in subscription route-get\n");
-     goto error;
-   }
-
-   rc = sr_rpc_subscribe(session, "/hicn:route-del", hicn_route_del_cb,
-   session, SR_SUBSCR_CTX_REUSE, subscription);
-   if (rc != SR_ERR_OK) {
-     SRP_LOG_DBG_MSG("Problem in subscription route-del\n");
-     goto error;
-   }
-
-
-   // route nhops subscriptions
-
-   rc = sr_rpc_subscribe(session, "/hicn:route-nhops-add",
-   hicn_route_nhops_add_cb, session, SR_SUBSCR_CTX_REUSE, subscription);
-    if (rc!= SR_ERR_OK) {
-     SRP_LOG_DBG_MSG("Problem in subscription route-nhops-add\n");
-     goto error;
-   }
-
-   rc = sr_rpc_subscribe(session, "/hicn:route-nhops-del",
-   hicn_route_nhops_del_cb, session, SR_SUBSCR_CTX_REUSE, subscription);
-    if (rc!= SR_ERR_OK) {
-      SRP_LOG_DBG_MSG("Problem in subscription route-nhops-del\n");
-      goto error;
-   }
-
-
-   // face ip subscriptions
-
-   rc = sr_rpc_subscribe(session, "/hicn:face-ip-params-get",
-   hicn_face_ip_params_get_cb, session, SR_SUBSCR_CTX_REUSE, subscription);
-   if (rc != SR_ERR_OK) {
-     SRP_LOG_DBG_MSG("Problem in subscription face-ip-params-get\n");
-     goto error;
-   }
-
-
-   rc = sr_rpc_subscribe(session, "/hicn:face-ip-add", hicn_face_ip_add_cb,
-   session, SR_SUBSCR_CTX_REUSE, subscription);
-   if (rc != SR_ERR_OK) {
-     SRP_LOG_DBG_MSG("Problem in subscription face-ip-add\n");
-     goto error;
-   }
-
-   rc = sr_rpc_subscribe(session, "/hicn:face-ip-del", hicn_face_ip_del_cb,
-   session, SR_SUBSCR_CTX_REUSE, subscription);
-   if (rc != SR_ERR_OK) {
-     SRP_LOG_DBG_MSG("Problem in subscription face-ip-del\n");
-     goto error;
-   }
-
-   // punting subscriptions
-
-   rc = sr_rpc_subscribe(session, "/hicn:punting-add", hicn_punting_add_cb,
-   session, SR_SUBSCR_CTX_REUSE, subscription);
-   if (rc != SR_ERR_OK) {
-     SRP_LOG_DBG_MSG("Problem in subscription punting-add\n");
-     goto error;
-   }
-
- rc = sr_rpc_subscribe(session, "/hicn:punting-del", hicn_punting_del_cb,
-                       session, SR_SUBSCR_CTX_REUSE, subscription);
- if (rc != SR_ERR_OK) {
-   SRP_LOG_DBG_MSG("Problem in subscription punting-del\n");
-   goto error;
- }
-
-
- rc = sr_rpc_subscribe(session, "/hicn:face-stats-details", hicn_face_stats_details_cb,
-                       session, SR_SUBSCR_CTX_REUSE, subscription);
- if (rc != SR_ERR_OK) {
-   SRP_LOG_DBG_MSG("Problem in subscription face-stats-details\n");
-   goto error;
- }
-
- // subscripe for edit-config
- rc = sr_subtree_change_subscribe(
-     session, "/hicn:hicn-conf", hicn_node_params_set_cb, g_vapi_ctx_instance,
-     0, SR_SUBSCR_CTX_REUSE | SR_SUBSCR_EV_ENABLED, subscription);
- if (SR_ERR_OK != rc) {
-   SRP_LOG_DBG_MSG("Problem in subscription /hicn:hicn-conf\n");
-   goto error;
- }
-
- // subscribe as hicn state data provider
- rc = sr_dp_get_items_subscribe(session, "/hicn:hicn-state/states",
-                                hicn_state_states_cb, NULL, SR_SUBSCR_CTX_REUSE,
-                                subscription);
- if (rc != SR_ERR_OK) {
-   SRP_LOG_DBG_MSG("Problem in subscription /hicn:hicn-state/states\n");
-   goto error;
- }
-
- rc = sr_dp_get_items_subscribe(session, "/hicn:hicn-state/strategies",
-                                hicn_state_strategies_cb, NULL, SR_SUBSCR_CTX_REUSE,
-                                subscription);
- if (rc != SR_ERR_OK) {
-   SRP_LOG_DBG_MSG("Problem in subscription /hicn:hicn-state/strategies\n");
-   goto error;
- }
-
-
- rc = sr_dp_get_items_subscribe(session, "/hicn:hicn-state/routes",
-                                hicn_state_route_cb, NULL, SR_SUBSCR_CTX_REUSE,
-                                subscription);
- if (rc != SR_ERR_OK) {
-   SRP_LOG_DBG_MSG("Problem in subscription /hicn:hicn-state/routes\n");
-   goto error;
- }
-
-
- rc = sr_dp_get_items_subscribe(session, "/hicn:hicn-state/faces",
-                                hicn_state_faces_cb, NULL, SR_SUBSCR_CTX_REUSE,
-                                subscription);
- if (rc != SR_ERR_OK) {
-   SRP_LOG_DBG_MSG("Problem in subscription /hicn:hicn-state/faces\n");
-   goto error;
- }
-
-
- SRP_LOG_INF_MSG("hicn plugin initialized successfully.");
- return SR_ERR_OK;
-
-error:
- SRP_LOG_ERR_MSG("Error by initialization of the hicn plugin.");
- sr_plugin_cleanup_cb(session, &g_vapi_ctx_instance);
- return rc;
-}
\ No newline at end of file
diff --git a/utils/sysrepo-plugins/hicn-plugin/plugin/model/hicn_model.h b/utils/sysrepo-plugins/hicn-plugin/plugin/model/hicn_model.h
deleted file mode 100644
index 6cb5d2710..000000000
--- a/utils/sysrepo-plugins/hicn-plugin/plugin/model/hicn_model.h
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
-* Copyright (c) 2019 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 __IETF_HICN_H__
-#define __IETF_HICN_H__
-
-#include "../hicn_vpp_comm.h"
-
-#define MEM_ALIGN 4096
-#define B32 4
-#define B64 8
-
-// Number of locks is equal to number of nodes in hicn-state
-// It is a coarse grain approach later can be changed to fine grained
-// better to initialize the lock by 0
-#define NLOCKS 5
-#define LOCK_INIT 0
-
-
-enum locks_name {lstate, lstrategy, lstrategies, lroute, lfaces};
-
-#define NSTATE_LEAVES 15
-#define NSTRATEGY_LEAVES 1
-#define NSTRATEGIES_LEAVES 2
-#define NROUTE_LEAVES 2
-#define MAX_FACE_POOL 100
-#define FACES_CHILDREN 9 /*this is the number of children of each leave*/
-
-
-#define  params_send( msg , resp ) \
-{  \
- if (VAPI_OK != vapi_send(g_vapi_ctx_instance, (msg))) {  \
-   SRP_LOG_DBG_MSG("Sending msg to VPP failed"); \
-   return SR_ERR_OPERATION_FAILED; \
- }   \
- HICN_VPP_VAPI_RECV;   \
-};
-
-typedef struct __attribute__ ((__packed__)) {
-
-
- int32_t retval;
- uint64_t pkts_processed;
- uint64_t pkts_interest_count;
- uint64_t pkts_data_count;
- uint64_t pkts_from_cache_count;
- uint64_t pkts_no_pit_count;
- uint64_t pit_expired_count;
- uint64_t cs_expired_count;
- uint64_t cs_lru_count;
- uint64_t pkts_drop_no_buf;
- uint64_t interests_aggregated;
- uint64_t interests_retx;
- uint64_t interests_hash_collision;
- uint64_t pit_entries_count;
- uint64_t cs_entries_count;
- uint64_t cs_entries_ntw_count;
-
-} hicn_state_t;
-
-typedef struct __attribute__ ((__packed__)) {
- uint8_t description[200];
- int32_t retval;
-} hicn_strategy_t;
-
-
-typedef struct __attribute__ ((__packed__)) {
-
- uint8_t n_strategies;
- uint32_t strategy_id[256];
- int32_t retval;
-} hicn_strategies_t;
-
-typedef struct __attribute__ ((__packed__)) {
- uint32_t faceids[1000];
- uint32_t strategy_id;
- int32_t retval;
-} hicn_route_t;
-
-typedef struct __attribute__ ((__packed__)) {
- uint64_t nh_addr[2];
- uint32_t swif;
- uint32_t flags;
- int32_t retval;
-} hicn_face_ip_params_t;
-
-typedef struct __attribute__ ((__packed__)) {
- uint32_t faceid;
- uint32_t intfc;
- uint64_t irx_packets;
- uint64_t irx_bytes;
- uint64_t itx_packets;
- uint64_t itx_bytes;
- uint64_t drx_packets;
- uint64_t drx_bytes;
- uint64_t dtx_packets;
- uint64_t dtx_bytes;
-} hicn_face_inf_t;
-
-
-struct  hicn_faces_s{
- hicn_face_inf_t face;
- struct hicn_faces_s * next;
-};
-
-typedef struct  __attribute__ ((__packed__)) {
- uint32_t nface;
- struct hicn_faces_s * next;
-} hicn_faces_t;
-
-// typedef struct __attribute__ ((__packed__)) {
-//   int32_t retval;
-//   uint32_t faceid;
-//   uint64_t irx_packets;
-//   uint64_t irx_bytes;
-//   uint64_t itx_packets;
-//   uint64_t itx_bytes;
-//   uint64_t drx_packets;
-//   uint64_t drx_bytes;
-//   uint64_t dtx_packets;
-//   uint64_t dtx_bytes;
-// } hicn_face_stat_t;
-
-// typedef struct __attribute__ ((__packed__)) {
-
-//   int32_t retval;
-//   uint32_t faceid;
-//   uint64_t irx_packets;
-//   uint64_t irx_bytes;
-//   uint64_t itx_packets;
-//   uint64_t itx_bytes;
-//   uint64_t drx_packets;
-//   uint64_t drx_bytes;
-//   uint64_t dtx_packets;
-//   uint64_t dtx_bytes;
-
-// } hicn_state_face_t;
-
-
-int hicn_subscribe_events(sr_session_ctx_t *session,
-                         sr_subscription_ctx_t **subscription);
-
-#endif /* __IETF_HICN_H__ */
diff --git a/utils/sysrepo-plugins/hicn-plugin/plugin/model/tlock.c b/utils/sysrepo-plugins/hicn-plugin/plugin/model/tlock.c
deleted file mode 100644
index d27ae6492..000000000
--- a/utils/sysrepo-plugins/hicn-plugin/plugin/model/tlock.c
+++ /dev/null
@@ -1,21 +0,0 @@
-#include"tlock.h"
-
-
-void ticket_init ( int Lock_Number , long int init ){
-
-//__atomic_store( &En[Lock_Number] , &init , __ATOMIC_SEQ_CST );
-//__atomic_store( &De[Lock_Number] , &init , __ATOMIC_SEQ_CST );
-En[Lock_Number]=init;
-De[Lock_Number]=init;
-}
-
-void tlock(int Lock_Number ){
-
- int my_ticket =   __sync_fetch_and_add(&En[Lock_Number] , 1  );
- while (    my_ticket != De[ Lock_Number ]  ) {};
-
-}
-
-void tunlock(int Lock_Number ){
-De[Lock_Number]++;
-}
diff --git a/utils/sysrepo-plugins/hicn-plugin/plugin/model/tlock.h b/utils/sysrepo-plugins/hicn-plugin/plugin/model/tlock.h
deleted file mode 100644
index 8cdfc8b5b..000000000
--- a/utils/sysrepo-plugins/hicn-plugin/plugin/model/tlock.h
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * Copyright (c) 2019 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 __TLOCK_H__
-#define __TLOCK_H__
-
-
-// limit on the number of locks: it shoud be matched with the  number of hicn-state leaves
-#define MAX_LOCK_SIZE  5
-
-volatile long int  En[MAX_LOCK_SIZE] , De[MAX_LOCK_SIZE] ;   // For Ticket Algorithm
-
-
-void ticket_init ( int Lock_Number , long int init );
-void tlock(int Lock_Number );
-void tunlock(int Lock_Number );
-
-#endif /* __IETF_HICN_H__ */
\ No newline at end of file