/*
* 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;
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;
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:
+ */