This is the first commit of the hicn projectv19.01

Change-Id: I6f2544ad9b9f8891c88cc4bcce3cf19bd3cc863f
Signed-off-by: Luca Muscariello <lumuscar+fdio@cisco.com>

1 files changed, 126 insertions, 0 deletions

diff --git a/hicn-plugin/src/faces/app/face_cons.c b/hicn-plugin/src/faces/app/face_cons.c
new file mode 100755
index 000000000..8278b6ab3
--- /dev/null
+++ b/hicn-plugin/src/faces/app/face_cons.c
@@ -0,0 +1,126 @@
+/*
+ * Copyright (c) 2017-2019 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 <vnet/ip/ip6_packet.h>
+#include <vlib/vlib.h>
+#include <vnet/vnet.h>
+
+#include "face_cons.h"
+#include "address_mgr.h"
+#include "../../infra.h"
+
+int
+hicn_face_cons_add (ip4_address_t * nh_addr4, ip6_address_t * nh_addr6,
+		    u32 swif, hicn_face_id_t * faceid)
+{
+  /* Create the corresponding appif if */
+  /* Retrieve a valid local ip address to assign to the appif */
+  /* Set the ip address and create the face in the face db */
+
+  vlib_main_t *vm = vlib_get_main ();
+  vnet_main_t *vnm = vnet_get_main ();
+
+  hicn_main_t *hm = &hicn_main;
+
+  ip46_address_t if_ip;
+  ip46_address_reset (&if_ip);
+  nh_addr4->as_u32 = 0;
+  nh_addr6->as_u64[0] = 0;
+  nh_addr6->as_u64[1] = 0;
+  u32 if_flags = 0;
+
+  if (!hm->is_enabled)
+    {
+      return HICN_ERROR_FWD_NOT_ENABLED;
+    }
+  if_flags |= VNET_SW_INTERFACE_FLAG_ADMIN_UP;
+  vnet_sw_interface_set_flags (vnm, swif, if_flags);
+
+  get_two_ip4_addresses (&(if_ip.ip4), nh_addr4);
+  ip4_add_del_interface_address (vm,
+				 swif,
+				 &(if_ip.ip4),
+				 ADDR_MGR_IP4_CONS_LEN, 0 /* is_del */ );
+
+  ip46_address_t nh_addr = to_ip46 (0, (u8 *) nh_addr4);
+
+  hicn_iface_ip_add (&if_ip, &nh_addr, swif, faceid);
+
+  hicn_face_t *face = hicn_dpoi_get_from_idx (*faceid);
+  face->shared.flags |= HICN_FACE_FLAGS_APPFACE_CONS;
+
+  get_two_ip6_addresses (&(if_ip.ip6), nh_addr6);
+  ip6_add_del_interface_address (vm,
+				 swif,
+				 &(if_ip.ip6),
+				 ADDR_MGR_IP6_CONS_LEN, 0 /* is_del */ );
+
+  hicn_iface_ip_add (&if_ip, (ip46_address_t *) nh_addr6, swif, faceid);
+
+  face = hicn_dpoi_get_from_idx (*faceid);
+  face->shared.flags |= HICN_FACE_FLAGS_APPFACE_CONS;
+
+  return vnet_feature_enable_disable ("ip6-unicast",
+				      "hicn-iface-ip6-input", swif, 1, 0,
+				      0) ==
+    0 ? HICN_ERROR_NONE : HICN_ERROR_APPFACE_FEATURE;
+}
+
+int
+hicn_face_cons_del (hicn_face_id_t face_id)
+{
+  hicn_face_t *face = hicn_dpoi_get_from_idx (face_id);
+
+  if (face->shared.flags & HICN_FACE_FLAGS_APPFACE_CONS)
+    {
+      int ret = hicn_face_ip_del (face_id);
+
+      return ret ==
+	HICN_ERROR_NONE
+	? (vnet_feature_enable_disable
+	   ("ip6-unicast", "hicn-iface-ip6-input", face->shared.sw_if, 0,
+	    0, 0) == 0 ? HICN_ERROR_NONE : HICN_ERROR_APPFACE_FEATURE) : ret;
+    }
+  else
+    {
+      return HICN_ERROR_APPFACE_NOT_FOUND;
+    }
+}
+
+u8 *
+format_hicn_face_cons (u8 * s, va_list * args)
+{
+  CLIB_UNUSED (index_t index) = va_arg (*args, index_t);
+  CLIB_UNUSED (u32 indent) = va_arg (*args, u32);
+
+  s = format (s, " (consumer face)");
+
+  return s;
+}
+
+/* *INDENT-OFF* */
+VNET_FEATURE_INIT(hicn_cons_app, static)=
+{
+  .arc_name = "ip6-unicast",
+  .node_name = "hicn-iface-ip6-input",
+  .runs_before = VNET_FEATURES("ip6-inacl"),
+};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables: eval: (c-set-style "gnu") End:
+ */