Revert to [HICN-638] Check if systemd is running before enabling hicn-light service

Signed-off-by: Mauro Sardara <msardara@cisco.com>
Change-Id: I1810d96e001a4e6e097e1efa331b682af750925d

1 files changed, 102 insertions, 0 deletions

diff --git a/hicn-plugin/src/infra.h b/hicn-plugin/src/infra.h
new file mode 100644
index 000000000..ff76de4e4
--- /dev/null
+++ b/hicn-plugin/src/infra.h
@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 2017-2020 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_INFRA_H__
+#define __HICN_INFRA_H__
+
+#include <vlib/vlib.h>
+#include <vnet/vnet.h>
+#include <vnet/interface.h>
+
+#include "pcs.h"
+
+/**
+ * @file infra.h
+ *
+ */
+
+/**
+ * @brief hICN plugin global state.
+ */
+typedef struct hicn_main_s
+{
+  /* Binary API message ID base */
+  u16 msg_id_base;
+
+  /* Have we been enabled */
+  u16 is_enabled;
+
+  /* Forwarder PIT/CS */
+  hicn_pit_cs_t pitcs;
+
+  /* Global PIT lifetime info */
+  /*
+   * Boundaries for the interest lifetime. If greater than
+   * pit_lifetime_max_ms, pit_lifetime_max_ms is used in the PIT
+   */
+  u64 pit_lifetime_max_ms;
+
+  vnet_link_t link;
+
+} hicn_main_t;
+
+extern hicn_main_t hicn_main;
+
+extern int hicn_infra_fwdr_initialized;
+
+/* PIT and CS size */
+u32 hicn_infra_pit_size;
+u32 hicn_infra_cs_size;
+
+/**
+ * @brief Enable and disable the hicn plugin
+ *
+ * Enable the time the hICN plugin and set the forwarder parameters.
+ * @param enable_disable 1 if to enable, 0 otherwisw (currently only enable is supported)
+ * @param pit_max_size Max size of the PIT
+ * @param pit_max_lifetime_sec_req Maximum timeout allowed for a PIT entry lifetime
+ * @param cs_max_size CS size. Must be <= than pit_max_size
+ * @param cs_reserved_app Amount of CS reserved for application faces
+ */
+int
+hicn_infra_plugin_enable_disable (int enable_disable,
+				  int pit_max_size,
+				  f64 pit_max_lifetime_sec_req,
+				  int cs_max_size,
+                                  vnet_link_t link);
+
+
+/* vlib nodes that compose the hICN forwarder */
+extern vlib_node_registration_t hicn_interest_pcslookup_node;
+extern vlib_node_registration_t hicn_data_pcslookup_node;
+extern vlib_node_registration_t hicn_data_fwd_node;
+extern vlib_node_registration_t hicn_data_store_node;
+extern vlib_node_registration_t hicn_interest_hitpit_node;
+extern vlib_node_registration_t hicn_interest_hitcs_node;
+extern vlib_node_registration_t hicn_pg_interest_node;
+extern vlib_node_registration_t hicn_pg_data_node;
+extern vlib_node_registration_t hicn_pg_server_node;
+extern vlib_node_registration_t hicn_data_input_ip6_node;
+extern vlib_node_registration_t hicn_data_input_ip4_node;
+
+
+
+#endif /* // __HICN_INFRA_H__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables: eval: (c-set-style "gnu") End:
+ */