1 files changed, 91 insertions, 0 deletions
diff --git a/src/vnet/ip/punt.h b/src/vnet/ip/punt.h
new file mode 100644
index 00000000..9defa881
--- /dev/null
+++ b/src/vnet/ip/punt.h
@@ -0,0 +1,91 @@
+/*
+ * 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.
+ */
+
+/**
+ * @file
+ * @brief Definitions for punt infrastructure.
+ */
+#ifndef included_punt_h
+#define included_punt_h
+
+#include <sys/un.h>
+typedef enum
+{
+#define punt_error(n,s) PUNT_ERROR_##n,
+#include <vnet/ip/punt_error.def>
+#undef punt_error
+  PUNT_N_ERROR,
+} punt_error_t;
+
+
+clib_error_t *vnet_punt_add_del (vlib_main_t * vm, u8 ipv,
+				 u8 protocol, u16 port, bool is_add);
+clib_error_t *vnet_punt_socket_add (vlib_main_t * vm, u32 header_version,
+				    bool is_ip4, u8 protocol, u16 port,
+				    char *client_pathname);
+clib_error_t *vnet_punt_socket_del (vlib_main_t * vm, bool is_ip4,
+				    u8 l4_protocol, u16 port);
+char *vnet_punt_get_server_pathname (void);
+
+enum punt_action_e
+{
+  PUNT_L2 = 0,
+  PUNT_IP4_ROUTED,
+  PUNT_IP6_ROUTED,
+};
+
+/*
+ * Packet descriptor header. Version 1
+ * If this header changes, the version must also change to notify clients.
+ */
+#define PUNT_PACKETDESC_VERSION 1
+typedef struct __attribute__ ((packed))
+{
+  u32 sw_if_index;		/* RX or TX interface */
+  enum punt_action_e action;
+} punt_packetdesc_t;
+
+/*
+ * Client registration
+ */
+typedef struct
+{
+  u16 port;
+  struct sockaddr_un caddr;
+} punt_client_t;
+
+typedef struct
+{
+  int socket_fd;
+  char sun_path[sizeof (struct sockaddr_un)];
+  punt_client_t *clients_by_dst_port4;
+  punt_client_t *clients_by_dst_port6;
+  u32 clib_file_index;
+  bool is_configured;
+  vlib_node_t *interface_output_node;
+  u32 *ready_fds;
+  u32 *rx_buffers;
+} punt_main_t;
+extern punt_main_t punt_main;
+
+#endif
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */