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/*
* proxy.h: dhcp proxy
*
* Copyright (c) 2013 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 included_dhcpv6_proxy_h
#define included_dhcpv6_proxy_h
#include <vnet/vnet.h>
#include <vnet/ethernet/ethernet.h>
#include <vnet/ip/ip.h>
#include <vnet/ip/ip4.h>
#include <vnet/ip/ip6_packet.h>
#include <vnet/pg/pg.h>
#include <vnet/ip/format.h>
#include <vnet/ip/udp.h>
#include <vnet/dhcpv6/packet.h>
typedef enum {
#define dhcpv6_proxy_error(n,s) DHCPV6_PROXY_ERROR_##n,
#include <vnet/dhcpv6/proxy_error.def>
#undef dhcpv6_proxy_error
DHCPV6_PROXY_N_ERROR,
} dhcpv6_proxy_error_t;
typedef struct {
u32 oui;
u32 fib_id;
} dhcpv6_vss_id;
typedef union {
u8 as_u8[8];
dhcpv6_vss_id vpn_id;
} dhcpv6_vss_info;
typedef struct {
ip6_address_t dhcp6_server;
ip6_address_t dhcp6_src_address;
u32 insert_vss;
u32 server_fib6_index;
u32 valid;
} dhcpv6_server_t;
typedef struct {
/* Pool of DHCP servers */
dhcpv6_server_t * dhcp6_servers;
/* Pool of selected DHCP server. Zero is the default server */
u32 * dhcp6_server_index_by_rx_fib_index;
/* all DHCP servers address */
ip6_address_t all_dhcpv6_server_address;
ip6_address_t all_dhcpv6_server_relay_agent_address;
/* to drop pkts in server-to-client direction */
u32 error_drop_node_index;
dhcpv6_vss_info *vss;
/* hash lookup specific vrf_id -> VSS vector index*/
uword *vss_index_by_vrf_id;
/* convenience */
vlib_main_t * vlib_main;
vnet_main_t * vnet_main;
} dhcpv6_proxy_main_t;
dhcpv6_proxy_main_t dhcpv6_proxy_main;
int dhcpv6_proxy_set_server (ip6_address_t *addr, ip6_address_t *src_address,
u32 fib_id, int insert_vss, int is_del);
int dhcpv6_proxy_set_vss(u32 tbl_id,
u32 oui,
u32 fib_id,
int is_del);
int dhcpv6_proxy_set_server_2 (ip6_address_t *addr, ip6_address_t *src_address,
u32 rx_fib_id,
u32 server_fib_id,
int insert_vss, int is_del);
#endif /* included_dhcpv6_proxy_h */
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