Implement DHCPv6 PD client (VPP-718, VPP-1050)

Change-Id: I72a1ccdfdd5573335ef78fc01d5268934c73bd31
Signed-off-by: Juraj Sloboda <jsloboda@cisco.com>

1 files changed, 115 insertions, 1 deletions

diff --git a/src/vnet/dhcp/dhcp.api b/src/vnet/dhcp/dhcp.api
index 30ead320089..82c03fc33c8 100644
--- a/src/vnet/dhcp/dhcp.api
+++ b/src/vnet/dhcp/dhcp.api
@@ -13,7 +13,7 @@
  * limitations under the License.
  */
 
-option version = "2.0.0";
+option version = "2.0.1";
 
 /** \brief DHCP Proxy config add / del request
     @param client_index - opaque cookie to identify the sender
@@ -186,6 +186,120 @@ manual_endian manual_print define dhcp_proxy_details
   vl_api_dhcp_server_t servers[count];
 };
 
+/** \brief Enable/disable listening on DHCPv6 client port
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+*/
+autoreply define dhcp6_clients_enable_disable
+{
+  u32 client_index;
+  u32 context;
+  u8 enable;
+};
+
+/** \brief Struct representing DHCPv6 PD prefix
+    @param prefix - prefix
+    @param prefix_length - prefix length
+    @param valid_time - valid lifetime
+    @param preferred_time - preferred lifetime
+*/
+typeonly define dhcp6_pd_prefix_info
+{
+  u8 prefix[16];
+  u8 prefix_length;
+  u32 valid_time;
+  u32 preferred_time;
+};
+
+/** \brief Send DHCPv6 PD client message of specified type
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param sw_if_index - index of TX interface
+    @param server_index - used to dentify DHCPv6 server,
+                          unique for each DHCPv6 server on the link,
+                          value obrtained from dhcp6_pd_reply_event API message,
+                          use ~0 to send message to all DHCPv6 servers
+    @param irt - initial retransmission time
+    @param mrt - maximum retransmission time
+    @param mrc - maximum retransmission count
+    @param mrd - maximum retransmission duration
+                         for sending the message
+    @param stop - if non-zero then stop resending the message,
+                  otherwise start sending the message
+    @param msg_type - message type
+    @param T1 - value of T1 in IA_PD option
+    @param T2 - value of T2 in IA_PD option
+    @param n_prefixes - number of addresses in IA_PD option
+    @param prefixes - list of prefixes in IA_PD option
+*/
+autoreply define dhcp6_pd_send_client_message
+{
+  u32 client_index;
+  u32 context;
+  u32 sw_if_index;
+  u32 server_index;
+  u32 irt;
+  u32 mrt;
+  u32 mrc;
+  u32 mrd;
+  u8 stop;
+  u8 msg_type;
+  u32 T1;
+  u32 T2;
+  u32 n_prefixes;
+  vl_api_dhcp6_pd_prefix_info_t prefixes[n_prefixes];
+};
+
+service {
+  rpc want_dhcp6_pd_reply_events returns want_dhcp6_pd_reply_events_reply
+    events dhcp6_pd_reply_event;
+};
+
+/** \brief Register for DHCPv6 PD reply events
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param enable_disable - 1 => register for events, 0 => cancel registration
+    @param pid - sender's pid
+*/
+autoreply define want_dhcp6_pd_reply_events
+{
+  u32 client_index;
+  u32 context;
+  u8 enable_disable;
+  u32 pid;
+};
+
+/** \brief Tell client about a DHCPv6 PD server reply event
+    @param client_index - opaque cookie to identify the sender
+    @param pid - client pid registered to receive notification
+    @param sw_if_index - index of RX interface
+    @param server_index - used to dentify DHCPv6 server,
+                          unique for each DHCPv6 server on the link
+    @param msg_type - message type
+    @param T1 - value of T1 in IA_PD option
+    @param T2 - value of T2 in IA_PD option
+    @param inner_status_code - value of status code inside IA_PD option
+    @param status_code - value of the main status code of DHCPv6 message
+    @param preference - value of preference option in reply message
+    @param n_prefixes - number of prefixes in IA_PD option
+    @param prefixes - list of prefixes in IA_PD option
+*/
+define dhcp6_pd_reply_event
+{
+  u32 client_index;
+  u32 pid;
+  u32 sw_if_index;
+  u32 server_index;
+  u8 msg_type;
+  u32 T1;
+  u32 T2;
+  u16 inner_status_code;
+  u16 status_code;
+  u8 preference;
+  u32 n_prefixes;
+  vl_api_dhcp6_pd_prefix_info_t prefixes[n_prefixes];
+};
+
 /*
  * Local Variables:
  * eval: (c-set-style "gnu")