Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[deliverable/linux.git] / net / batman-adv / packet.h

diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h
index 0558e3237e0e7e38a42ff7cfc7f266dc90f69709..8a8d7ca1a5cf16542bcee9e21ac7a5673aaf11f2 100644 (file)
--- a/net/batman-adv/packet.h
+++ b/net/batman-adv/packet.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2016  B.A.T.M.A.N. contributors:
  *
  * Marek Lindner, Simon Wunderlich
  *
@@ -26,6 +26,8 @@
  * @BATADV_IV_OGM: originator messages for B.A.T.M.A.N. IV
  * @BATADV_BCAST: broadcast packets carrying broadcast payload
  * @BATADV_CODED: network coded packets
+ * @BATADV_ELP: echo location packets for B.A.T.M.A.N. V
+ * @BATADV_OGM2: originator messages for B.A.T.M.A.N. V
  *
  * @BATADV_UNICAST: unicast packets carrying unicast payload traffic
  * @BATADV_UNICAST_FRAG: unicast packets carrying a fragment of the original
@@ -40,6 +42,8 @@ enum batadv_packettype {
        BATADV_IV_OGM           = 0x00,
        BATADV_BCAST            = 0x01,
        BATADV_CODED            = 0x02,
+       BATADV_ELP              = 0x03,
+       BATADV_OGM2             = 0x04,
        /* 0x40 - 0x7f: unicast */
 #define BATADV_UNICAST_MIN     0x40
        BATADV_UNICAST          = 0x40,
@@ -158,7 +162,7 @@ enum batadv_tt_client_flags {
 };
 
 /**
- * batadv_vlan_flags - flags for the four MSB of any vlan ID field
+ * enum batadv_vlan_flags - flags for the four MSB of any vlan ID field
  * @BATADV_VLAN_HAS_TAG: whether the field contains a valid vlan tag or not
  */
 enum batadv_vlan_flags {
@@ -209,6 +213,11 @@ struct batadv_bla_claim_dst {
  * @version: batman-adv protocol version, part of the genereal header
  * @ttl: time to live for this packet, part of the genereal header
  * @flags: contains routing relevant flags - see enum batadv_iv_flags
+ * @seqno: sequence identification
+ * @orig: address of the source node
+ * @prev_sender: address of the previous sender
+ * @reserved: reserved byte for alignment
+ * @tq: transmission quality
  * @tvlv_len: length of tvlv data following the ogm header
  */
 struct batadv_ogm_packet {
@@ -230,7 +239,52 @@ struct batadv_ogm_packet {
 #define BATADV_OGM_HLEN sizeof(struct batadv_ogm_packet)
 
 /**
- * batadv_icmp_header - common members among all the ICMP packets
+ * struct batadv_ogm2_packet - ogm2 (routing protocol) packet
+ * @packet_type: batman-adv packet type, part of the general header
+ * @version: batman-adv protocol version, part of the general header
+ * @ttl: time to live for this packet, part of the general header
+ * @flags: reseved for routing relevant flags - currently always 0
+ * @seqno: sequence number
+ * @orig: originator mac address
+ * @tvlv_len: length of the appended tvlv buffer (in bytes)
+ * @throughput: the currently flooded path throughput
+ */
+struct batadv_ogm2_packet {
+       u8     packet_type;
+       u8     version;
+       u8     ttl;
+       u8     flags;
+       __be32 seqno;
+       u8     orig[ETH_ALEN];
+       __be16 tvlv_len;
+       __be32 throughput;
+       /* __packed is not needed as the struct size is divisible by 4,
+        * and the largest data type in this struct has a size of 4.
+        */
+};
+
+#define BATADV_OGM2_HLEN sizeof(struct batadv_ogm2_packet)
+
+/**
+ * struct batadv_elp_packet - elp (neighbor discovery) packet
+ * @packet_type: batman-adv packet type, part of the general header
+ * @version: batman-adv protocol version, part of the genereal header
+ * @orig: originator mac address
+ * @seqno: sequence number
+ * @elp_interval: currently used ELP sending interval in ms
+ */
+struct batadv_elp_packet {
+       u8     packet_type;
+       u8     version;
+       u8     orig[ETH_ALEN];
+       __be32 seqno;
+       __be32 elp_interval;
+};
+
+#define BATADV_ELP_HLEN sizeof(struct batadv_elp_packet)
+
+/**
+ * struct batadv_icmp_header - common members among all the ICMP packets
  * @packet_type: batman-adv packet type, part of the general header
  * @version: batman-adv protocol version, part of the genereal header
  * @ttl: time to live for this packet, part of the genereal header
@@ -256,7 +310,7 @@ struct batadv_icmp_header {
 };
 
 /**
- * batadv_icmp_packet - ICMP packet
+ * struct batadv_icmp_packet - ICMP packet
  * @packet_type: batman-adv packet type, part of the general header
  * @version: batman-adv protocol version, part of the genereal header
  * @ttl: time to live for this packet, part of the genereal header
@@ -282,7 +336,7 @@ struct batadv_icmp_packet {
 #define BATADV_RR_LEN 16
 
 /**
- * batadv_icmp_packet_rr - ICMP RouteRecord packet
+ * struct batadv_icmp_packet_rr - ICMP RouteRecord packet
  * @packet_type: batman-adv packet type, part of the general header
  * @version: batman-adv protocol version, part of the genereal header
  * @ttl: time to live for this packet, part of the genereal header
@@ -345,6 +399,7 @@ struct batadv_unicast_packet {
  * @u: common unicast packet header
  * @src: address of the source
  * @subtype: packet subtype
+ * @reserved: reserved byte for alignment
  */
 struct batadv_unicast_4addr_packet {
        struct batadv_unicast_packet u;
@@ -413,7 +468,6 @@ struct batadv_bcast_packet {
  * @packet_type: batman-adv packet type, part of the general header
  * @version: batman-adv protocol version, part of the genereal header
  * @ttl: time to live for this packet, part of the genereal header
- * @reserved: Align following fields to 2-byte boundaries
  * @first_source: original source of first included packet
  * @first_orig_dest: original destinal of first included packet
  * @first_crc: checksum of first included packet
@@ -495,7 +549,7 @@ struct batadv_tvlv_gateway_data {
  * struct batadv_tvlv_tt_data - tt data propagated through the tt tvlv container
  * @flags: translation table flags (see batadv_tt_data_flags)
  * @ttvn: translation table version number
- * @vlan_num: number of announced VLANs. In the TVLV this struct is followed by
+ * @num_vlan: number of announced VLANs. In the TVLV this struct is followed by
  *  one batadv_tvlv_tt_vlan_data object per announced vlan
  */
 struct batadv_tvlv_tt_data {