1 files changed, 165 insertions, 0 deletions
diff --git a/ctrl/libhicnctrl/src/modules/hicn_light/face.c b/ctrl/libhicnctrl/src/modules/hicn_light/face.c
new file mode 100644
index 000000000..4dcd96191
--- /dev/null
+++ b/ctrl/libhicnctrl/src/modules/hicn_light/face.c
@@ -0,0 +1,165 @@
+#include <hicn/ctrl/objects/listener.h>
+#include <hicn/util/log.h>
+
+#include "base.h"
+#include "face.h"
+
+int hc_face_from_connection(const hc_connection_t *connection,
+                            hc_face_t *face) {
+  int rc;
+  switch (connection->type) {
+    case FACE_TYPE_TCP:
+      *face = (hc_face_t){
+          .id = connection->id,
+          .type = FACE_TYPE_TCP,
+          .family = connection->family,
+          .local_addr = connection->local_addr,
+          .local_port = connection->local_port,
+          .remote_addr = connection->remote_addr,
+          .remote_port = connection->remote_port,
+          .admin_state = connection->admin_state,
+          .state = connection->state,
+          .priority = connection->priority,
+          .tags = connection->tags,
+      };
+      break;
+    case FACE_TYPE_UDP:
+      *face = (hc_face_t){
+          .id = connection->id,
+          .type = FACE_TYPE_UDP,
+          .family = connection->family,
+          .local_addr = connection->local_addr,
+          .local_port = connection->local_port,
+          .remote_addr = connection->remote_addr,
+          .remote_port = connection->remote_port,
+          .admin_state = connection->admin_state,
+          .state = connection->state,
+          .priority = connection->priority,
+          .tags = connection->tags,
+      };
+      break;
+    case FACE_TYPE_HICN:
+      *face = (hc_face_t){
+          .id = connection->id,
+          .type = FACE_TYPE_HICN,
+          .family = connection->family,
+          .netdevice.index = NETDEVICE_UNDEFINED_INDEX,  // XXX
+          .local_addr = connection->local_addr,
+          .remote_addr = connection->remote_addr,
+          .admin_state = connection->admin_state,
+          .state = connection->state,
+          .priority = connection->priority,
+          .tags = connection->tags,
+      };
+      break;
+    default:
+      return -1;
+  }
+  face->netdevice.name[0] = '\0';
+  face->netdevice.index = 0;
+  rc = snprintf(face->name, SYMBOLIC_NAME_LEN, "%s", connection->name);
+  if (rc >= SYMBOLIC_NAME_LEN)
+    WARN(
+        "[hc_connection_to_face] Unexpected truncation of symbolic name "
+        "string");
+  rc = snprintf(face->netdevice.name, INTERFACE_LEN, "%s",
+                connection->interface_name);
+  if (rc >= INTERFACE_LEN)
+    WARN(
+        "[hc_connection_to_face] Unexpected truncation of interface name "
+        "string");
+  netdevice_update_index(&face->netdevice);
+  return 0;
+}
+
+int hc_face_to_connection(const hc_face_t *face, hc_connection_t *connection,
+                          bool generate_name) {
+  int rc;
+
+  switch (face->type) {
+    case FACE_TYPE_HICN:
+      *connection = (hc_connection_t){
+          .type = FACE_TYPE_HICN,
+          .family = face->family,
+          .local_addr = face->local_addr,
+          .local_port = 0,
+          .remote_addr = face->remote_addr,
+          .remote_port = 0,
+          .admin_state = face->admin_state,
+          .state = face->state,
+          .priority = face->priority,
+          .tags = face->tags,
+      };
+      rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "%s",
+                    face->netdevice.name);
+      if (rc >= SYMBOLIC_NAME_LEN)
+        WARN(
+            "[hc_face_to_connection] Unexpected truncation of symbolic "
+            "name string");
+      break;
+    case FACE_TYPE_TCP:
+      *connection = (hc_connection_t){
+          .type = FACE_TYPE_TCP,
+          .family = face->family,
+          .local_addr = face->local_addr,
+          .local_port = face->local_port,
+          .remote_addr = face->remote_addr,
+          .remote_port = face->remote_port,
+          .admin_state = face->admin_state,
+          .state = face->state,
+          .priority = face->priority,
+          .tags = face->tags,
+      };
+      if (generate_name) {
+        rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "tcp%u", RANDBYTE());
+        if (rc >= SYMBOLIC_NAME_LEN)
+          WARN(
+              "[hc_face_to_connection] Unexpected truncation of "
+              "symbolic name string");
+      } else {
+        memset(connection->name, 0, SYMBOLIC_NAME_LEN);
+      }
+      break;
+    case FACE_TYPE_UDP:
+      *connection = (hc_connection_t){
+          .type = FACE_TYPE_UDP,
+          .family = face->family,
+          .local_addr = face->local_addr,
+          .local_port = face->local_port,
+          .remote_addr = face->remote_addr,
+          .remote_port = face->remote_port,
+          .admin_state = face->admin_state,
+          .state = face->state,
+          .priority = face->priority,
+          .tags = face->tags,
+      };
+      if (generate_name) {
+        rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "udp%u", RANDBYTE());
+        if (rc >= SYMBOLIC_NAME_LEN)
+          WARN(
+              "[hc_face_to_connection] Unexpected truncation of "
+              "symbolic name string");
+      } else {
+        memset(connection->name, 0, SYMBOLIC_NAME_LEN);
+      }
+      snprintf(connection->interface_name, INTERFACE_LEN, "%s",
+               face->netdevice.name);
+      break;
+    default:
+      return -1;
+  }
+
+  connection->id = face->id;
+  rc = snprintf(connection->interface_name, INTERFACE_LEN, "%s",
+                face->netdevice.name);
+  if (rc >= INTERFACE_LEN)
+    WARN(
+        "hc_face_to_connection] Unexpected truncation of interface name "
+        "string");
+
+  return 0;
+}
+
+int hc_face_to_listener(const hc_face_t *face, hc_listener_t *listener) {
+  return -99; /* XXX Not implemented */
+}