X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fdhcp%2Fdhcp6_packet.h;h=d5467952a64a21a8a8774e9472fdc28237e1f90d;hb=ad9d528;hp=24a18144b16c74ac3c28f50751695b663b08b377;hpb=70bfcaf47779340951c1e6f169b1cedcabe708d1;p=vpp.git diff --git a/src/vnet/dhcp/dhcp6_packet.h b/src/vnet/dhcp/dhcp6_packet.h index 24a18144b16..d5467952a64 100644 --- a/src/vnet/dhcp/dhcp6_packet.h +++ b/src/vnet/dhcp/dhcp6_packet.h @@ -31,83 +31,95 @@ /* * DHCPv6 message types */ -typedef enum dhcpv6_msg_type_{ - DHCPV6_MSG_SOLICIT = 1, - DHCPV6_MSG_ADVERTISE = 2, - DHCPV6_MSG_REQUEST = 3, - DHCPV6_MSG_CONFIRM = 4, - DHCPV6_MSG_RENEW = 5, - DHCPV6_MSG_REBIND = 6, - DHCPV6_MSG_REPLY = 7, - DHCPV6_MSG_RELEASE = 8, - DHCPV6_MSG_DECLINE = 9, - DHCPV6_MSG_RECONFIGURE = 10, - DHCPV6_MSG_INFORMATION_REQUEST = 11, - DHCPV6_MSG_RELAY_FORW = 12, - DHCPV6_MSG_RELAY_REPL = 13, +typedef enum dhcpv6_msg_type_ +{ + DHCPV6_MSG_SOLICIT = 1, + DHCPV6_MSG_ADVERTISE = 2, + DHCPV6_MSG_REQUEST = 3, + DHCPV6_MSG_CONFIRM = 4, + DHCPV6_MSG_RENEW = 5, + DHCPV6_MSG_REBIND = 6, + DHCPV6_MSG_REPLY = 7, + DHCPV6_MSG_RELEASE = 8, + DHCPV6_MSG_DECLINE = 9, + DHCPV6_MSG_RECONFIGURE = 10, + DHCPV6_MSG_INFORMATION_REQUEST = 11, + DHCPV6_MSG_RELAY_FORW = 12, + 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, - DHCPV6_OPTION_MAX +enum +{ +#define _(a,b,c) DHCPV6_OPTION_##a = b, + dhcpv6_foreach_option +#undef _ + DHCPV6_OPTION_MAX }; /* * DHCPv6 status codes */ -enum { - DHCPV6_STATUS_SUCCESS = 0, - DHCPV6_STATUS_UNSPEC_FAIL = 1, - DHCPV6_STATUS_NOADDRS_AVAIL = 2, - DHCPV6_STATUS_NO_BINDING = 3, - DHCPV6_STATUS_NOT_ONLINK = 4, - DHCPV6_STATUS_USE_MULTICAST = 5, +enum +{ + DHCPV6_STATUS_SUCCESS = 0, + DHCPV6_STATUS_UNSPEC_FAIL = 1, + DHCPV6_STATUS_NOADDRS_AVAIL = 2, + DHCPV6_STATUS_NO_BINDING = 3, + DHCPV6_STATUS_NOT_ONLINK = 4, + DHCPV6_STATUS_USE_MULTICAST = 5, + DHCPV6_STATUS_NOPREFIX_AVAIL = 6, }; /* * DHCPv6 DUID types */ -enum { - DHCPV6_DUID_LLT = 1, /* DUID Based on Link-layer Address Plus Time */ - DHCPV6_DUID_EN = 2, /* DUID Based on Enterprise Number */ - DHCPV6_DUID_LL = 3, /* DUID Based on Link-layer Address */ +enum +{ + DHCPV6_DUID_LLT = 1, /* DUID Based on Link-layer Address Plus Time */ + DHCPV6_DUID_EN = 2, /* DUID Based on Enterprise Number */ + DHCPV6_DUID_LL = 3, /* DUID Based on Link-layer Address */ }; //Structure for DHCPv6 payload from client -typedef struct dhcpv6_hdr_ { - union { - u8 msg_type; //DHCP msg type - u32 xid; // transaction id - }u; - u8 data[0]; +typedef struct dhcpv6_hdr_ +{ + 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; u32 pkt_len; @@ -118,8 +130,10 @@ typedef CLIB_PACKED (struct dhcpv6_relay_ctx_ { char ctx_name[32+1]; u8 dhcp_msg_type; }) dhcpv6_relay_ctx_t; +/* *INDENT-ON* */ //Structure for DHCPv6 RELAY-FORWARD and DHCPv6 RELAY-REPLY pkts +/* *INDENT-OFF* */ typedef CLIB_PACKED (struct dhcpv6_relay_hdr_ { u8 msg_type; u8 hop_count; @@ -127,58 +141,131 @@ typedef CLIB_PACKED (struct dhcpv6_relay_hdr_ { ip6_address_t peer_addr; u8 data[0]; }) dhcpv6_relay_hdr_t; +/* *INDENT-ON* */ -typedef enum dhcp_stats_action_type_ { - DHCP_STATS_ACTION_FORWARDED=1, - DHCP_STATS_ACTION_RECEIVED, - DHCP_STATS_ACTION_DROPPED +typedef enum dhcp_stats_action_type_ +{ + DHCP_STATS_ACTION_FORWARDED = 1, + DHCP_STATS_ACTION_RECEIVED, + DHCP_STATS_ACTION_DROPPED } dhcp_stats_action_type_t; //Generic counters for a packet -typedef struct dhcp_stats_counters_ { - u64 rx_pkts; //counter for received pkts - u64 tx_pkts; //counter for forwarded pkts - u64 drops; //counter for dropped pkts +typedef struct dhcp_stats_counters_ +{ + u64 rx_pkts; //counter for received pkts + u64 tx_pkts; //counter for forwarded pkts + u64 drops; //counter for dropped pkts } dhcp_stats_counters_t; -typedef enum dhcpv6_stats_drop_reason_ { - DHCPV6_RELAY_PKT_DROP_RELAYDISABLE = 1, - DHCPV6_RELAY_PKT_DROP_MAX_HOPS, - DHCPV6_RELAY_PKT_DROP_VALIDATION_FAIL, - DHCPV6_RELAY_PKT_DROP_UNKNOWN_OP_INTF, - DHCPV6_RELAY_PKT_DROP_BAD_CONTEXT, - DHCPV6_RELAY_PKT_DROP_OPT_INSERT_FAIL, - DHCPV6_RELAY_PKT_DROP_REPLY_FROM_CLIENT, +typedef enum dhcpv6_stats_drop_reason_ +{ + DHCPV6_RELAY_PKT_DROP_RELAYDISABLE = 1, + DHCPV6_RELAY_PKT_DROP_MAX_HOPS, + DHCPV6_RELAY_PKT_DROP_VALIDATION_FAIL, + DHCPV6_RELAY_PKT_DROP_UNKNOWN_OP_INTF, + DHCPV6_RELAY_PKT_DROP_BAD_CONTEXT, + DHCPV6_RELAY_PKT_DROP_OPT_INSERT_FAIL, + 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; u16 length; u8 data[0]; }) dhcpv6_option_t; +/* *INDENT-ON* */ +/* *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* */ +/* *INDENT-OFF* */ typedef CLIB_PACKED (struct { dhcpv6_option_t opt; u8 vss_type; u8 data[0]; }) dhcpv6_vss_t; +/* *INDENT-ON* */ +/* *INDENT-OFF* */ typedef CLIB_PACKED (struct { dhcpv6_option_t opt; u32 ent_num; u32 rmt_id; }) dhcpv6_rmt_id_t; +/* *INDENT-ON* */ +/* *INDENT-OFF* */ typedef CLIB_PACKED (struct { dhcpv6_option_t opt; u16 link_type; u8 data[6]; // data[0]:data[5]: MAC address }) 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; ip6_address_t addr; u32 preferred; + u32 valid; + }) dhcpv6_ia_opt_addr_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 */ + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */