Line data    Source code

       1             : /*
       2             :  * Copyright (c) 2018 Cisco and/or its affiliates.
       3             :  * Licensed under the Apache License, Version 2.0 (the "License");
       4             :  * you may not use this file except in compliance with the License.
       5             :  * You may obtain a copy of the License at:
       6             :  *
       7             :  *     http://www.apache.org/licenses/LICENSE-2.0
       8             :  *
       9             :  * Unless required by applicable law or agreed to in writing, software
      10             :  * distributed under the License is distributed on an "AS IS" BASIS,
      11             :  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             :  * See the License for the specific language governing permissions and
      13             :  * limitations under the License.
      14             :  */
      15             : 
      16             : #ifndef included_vnet_dhcp6_client_common_dp_h
      17             : #define included_vnet_dhcp6_client_common_dp_h
      18             : 
      19             : #include <vlib/vlib.h>
      20             : #include <dhcp/dhcp6_packet.h>
      21             : 
      22             : typedef struct
      23             : {
      24             :   u32 sw_if_index;
      25             :   u32 server_index;
      26             :   u8 msg_type;
      27             :   u32 T1;
      28             :   u32 T2;
      29             :   u16 inner_status_code;
      30             :   u16 status_code;
      31             :   u8 preference;
      32             : } dhcp6_report_common_t;
      33             : 
      34             : typedef struct
      35             : {
      36             :   u8 *data;
      37             :   u16 len;
      38             : } server_id_t;
      39             : 
      40             : typedef struct
      41             : {
      42             :   server_id_t *server_ids;
      43             : } dhcp6_client_common_main_t;
      44             : 
      45             : extern dhcp6_client_common_main_t dhcp6_client_common_main;
      46             : 
      47             : typedef union
      48             : {
      49             :   CLIB_PACKED (struct
      50             :                {
      51             :                u16 duid_type;
      52             :                u16 hardware_type;
      53             :                u8 lla[6];
      54             :                });
      55             :   char bin_string[10];
      56             : } dhcpv6_duid_ll_string_t;
      57             : 
      58             : extern dhcpv6_duid_ll_string_t client_duid;
      59             : #define CLIENT_DUID_LENGTH sizeof (client_duid)
      60             : #define DHCPV6_CLIENT_IAID 1
      61             : 
      62             : void dhcp6_clients_enable_disable (u8 enable);
      63             : u32 server_index_get_or_create (u8 * data, u16 len);
      64             : 
      65             : extern dhcpv6_duid_ll_string_t client_duid;
      66             : 
      67             : static_always_inline f64
      68          76 : random_f64_from_to (f64 from, f64 to)
      69             : {
      70             :   static u32 seed = 0;
      71             :   static u8 seed_set = 0;
      72          76 :   if (!seed_set)
      73             :     {
      74           4 :       seed = random_default_seed ();
      75           4 :       seed_set = 1;
      76             :     }
      77          76 :   return random_f64 (&seed) * (to - from) + from;
      78             : }
      79             : 
      80             : static const ip6_address_t all_dhcp6_relay_agents_and_servers = {
      81             :   .as_u8 = {
      82             :             0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
      83             :             0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x02}
      84             : };
      85             : 
      86             : #endif /* included_vnet_dhcp6_client_common_dp_h */
      87             : 
      88             : /*
      89             :  * fd.io coding-style-patch-verification: ON
      90             :  *
      91             :  * Local Variables:
      92             :  * eval: (c-set-style "gnu")
      93             :  * End:
      94             :  */