diff options
Diffstat (limited to 'src/vnet/dhcp/dhcp6_packet.h')
| -rw-r--r-- | src/vnet/dhcp/dhcp6_packet.h | 108 |
1 files changed, 79 insertions, 29 deletions
diff --git a/src/vnet/dhcp/dhcp6_packet.h b/src/vnet/dhcp/dhcp6_packet.h index 97a89385836..1926154db27 100644 --- a/src/vnet/dhcp/dhcp6_packet.h +++ b/src/vnet/dhcp/dhcp6_packet.h @@ -48,33 +48,42 @@ typedef enum dhcpv6_msg_type_ DHCPV6_MSG_RELAY_REPL = 13, } dhcpv6_msg_type_t; +/* Name, code, min payload length */ +#define dhcpv6_foreach_option \ + _(CLIENTID , 1 , 4 ) \ + _(SERVERID , 2 , 4 ) \ + _(IA_NA , 3 , 12) \ + _(IA_TA , 4 , 4 ) \ + _(IAADDR , 5 , 24) \ + _(ORO , 6 , 0 ) \ + _(PREFERENCE , 7 , 1 ) \ + _(ELAPSED_TIME , 8 , 2 ) \ + _(RELAY_MSG , 9 , 0 ) \ + _(AUTH , 11 , 11) \ + _(UNICAST , 12 , 16) \ + _(STATUS_CODE , 13 , 2 ) \ + _(RAPID_COMMIT , 14 , 0 ) \ + _(USER_CLASS , 15 , 0 ) \ + _(VENDOR_CLASS , 16 , 4 ) \ + _(VENDOR_OPTS , 17 , 4 ) \ + _(INTERFACE_ID , 18 , 0 ) \ + _(RECONF_MSG , 19 , 1 ) \ + _(RECONF_ACCEPT , 20 , 0 ) \ + _(DNS_SEARCH , 24 , 0 ) \ + _(IA_PD , 25 , 12) \ + _(IAPREFIX , 26 , 25) \ + _(REMOTEID , 37 , 4 ) \ + _(VSS , 68 , 1 ) \ + _(CLIENT_LINK_LAYER_ADDRESS, 79 , 2 ) + /* * DHCPv6 options types */ enum { - DHCPV6_OPTION_CLIENTID = 1, - DHCPV6_OPTION_SERVERID = 2, - DHCPV6_OPTION_IA_NA = 3, - DHCPV6_OPTION_IA_TA = 4, - DHCPV6_OPTION_IAADDR = 5, - DHCPV6_OPTION_ORO = 6, - DHCPV6_OPTION_PREFERENCE = 7, - DHCPV6_OPTION_ELAPSED_TIME = 8, - DHCPV6_OPTION_RELAY_MSG = 9, - DHCPV6_OPTION_AUTH = 11, - DHCPV6_OPTION_UNICAST = 12, - DHCPV6_OPTION_STATUS_CODE = 13, - DHCPV6_OPTION_RAPID_COMMIT = 14, - DHCPV6_OPTION_USER_CLASS = 15, - DHCPV6_OPTION_VENDOR_CLASS = 16, - DHCPV6_OPTION_VENDOR_OPTS = 17, - DHCPV6_OPTION_INTERFACE_ID = 18, // relay agent fills this - DHCPV6_OPTION_RECONF_MSG = 19, - DHCPV6_OPTION_RECONF_ACCEPT = 20, - DHCPV6_OPTION_REMOTEID = 37, // relay agent fills this - DHCPV6_OPTION_VSS = 68, // relay agent fills this - DHCPV6_OPTION_CLIENT_LINK_LAYER_ADDRESS = 79, +#define _(a,b,c) DHCPV6_OPTION_##a = b, + dhcpv6_foreach_option +#undef _ DHCPV6_OPTION_MAX }; @@ -89,6 +98,7 @@ enum DHCPV6_STATUS_NO_BINDING = 3, DHCPV6_STATUS_NOT_ONLINK = 4, DHCPV6_STATUS_USE_MULTICAST = 5, + DHCPV6_STATUS_NOPREFIX_AVAIL = 6, }; /* @@ -104,16 +114,11 @@ enum //Structure for DHCPv6 payload from client typedef struct dhcpv6_hdr_ { - union - { - u8 msg_type; //DHCP msg type - u32 xid; // transaction id - } u; + u8 msg_type; //DHCP msg type + u8 xid[3]; //Transaction id u8 data[0]; } dhcpv6_header_t; - - /* *INDENT-OFF* */ typedef CLIB_PACKED (struct dhcpv6_relay_ctx_ { dhcpv6_header_t *pkt; @@ -164,6 +169,8 @@ typedef enum dhcpv6_stats_drop_reason_ DHCPV6_RELAY_PKT_DROP_REPLY_FROM_CLIENT, } dhcpv6_stats_drop_reason_t; +#define dhcpv6_optlen(opt) clib_net_to_host_u16((opt)->length) + /* *INDENT-OFF* */ typedef CLIB_PACKED (struct { u16 option; @@ -175,6 +182,13 @@ typedef CLIB_PACKED (struct { /* *INDENT-OFF* */ typedef CLIB_PACKED (struct { dhcpv6_option_t opt; + u16 status_code; +}) dhcpv6_status_code_t; +/* *INDENT-ON* */ + +/* *INDENT-OFF* */ +typedef CLIB_PACKED (struct { + dhcpv6_option_t opt; u32 int_idx; }) dhcpv6_int_id_t; /* *INDENT-ON* */ @@ -203,6 +217,42 @@ typedef CLIB_PACKED (struct { }) dhcpv6_client_mac_t; /* *INDENT-ON* */ +typedef CLIB_PACKED (struct + { + dhcpv6_option_t opt; u32 iaid; u32 t1; + u32 t2; + u8 data[0]; + }) dhcpv6_ia_header_t; + +typedef CLIB_PACKED (struct + { + dhcpv6_option_t opt; u32 preferred; u32 valid; u8 prefix; + ip6_address_t addr; + }) dhcpv6_ia_opt_pd_t; + +typedef CLIB_PACKED (struct + { + dhcpv6_option_t opt; + u16 options[0]; + }) dhcpv6_oro_t; + +typedef CLIB_PACKED (struct + { + dhcpv6_option_t opt; u16 elapsed_10ms; + }) dhcpv6_elapsed_t; + +typedef CLIB_PACKED (struct + { + dhcpv6_option_t opt; u16 duid_type; + u16 hardware_type; + }) dhcpv6_duid_t; + +typedef CLIB_PACKED (struct + { + dhcpv6_option_t opt; u16 status_code; + u8 message[0]; + }) dhcpv6_status_t; + #endif /* included_vnet_dhcp6_packet_h */ |