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/*
* 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 <linux/un.h>
#include <stdbool.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
{
u8 protocol;
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;
typedef struct punt_socket_detail_t_
{
u8 ipv;
u8 l4_protocol;
u16 l4_port;
u8 pathname[108];
} punt_socket_detail_t;
punt_socket_detail_t *punt_socket_entries (u8 ipv);
#endif
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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