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-rw-r--r--net/batman-adv/packet.h41
1 files changed, 33 insertions, 8 deletions
diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h
index b5f67a2687b1..0f8dcf337df2 100644
--- a/net/batman-adv/packet.h
+++ b/net/batman-adv/packet.h
@@ -23,14 +23,23 @@
#define BATADV_ETH_P_BATMAN 0x4305 /* unofficial/not registered Ethertype */
enum batadv_packettype {
- BATADV_IV_OGM = 0x01,
- BATADV_ICMP = 0x02,
- BATADV_UNICAST = 0x03,
- BATADV_BCAST = 0x04,
- BATADV_VIS = 0x05,
- BATADV_UNICAST_FRAG = 0x06,
- BATADV_TT_QUERY = 0x07,
- BATADV_ROAM_ADV = 0x08,
+ BATADV_IV_OGM = 0x01,
+ BATADV_ICMP = 0x02,
+ BATADV_UNICAST = 0x03,
+ BATADV_BCAST = 0x04,
+ BATADV_VIS = 0x05,
+ BATADV_UNICAST_FRAG = 0x06,
+ BATADV_TT_QUERY = 0x07,
+ BATADV_ROAM_ADV = 0x08,
+ BATADV_UNICAST_4ADDR = 0x09,
+};
+
+/**
+ * enum batadv_subtype - packet subtype for unicast4addr
+ * @BATADV_P_DATA: user payload
+ */
+enum batadv_subtype {
+ BATADV_P_DATA = 0x01,
};
/* this file is included by batctl which needs these defines */
@@ -167,6 +176,22 @@ struct batadv_unicast_packet {
*/
};
+/**
+ * struct batadv_unicast_4addr_packet - extended unicast packet
+ * @u: common unicast packet header
+ * @src: address of the source
+ * @subtype: packet subtype
+ */
+struct batadv_unicast_4addr_packet {
+ struct batadv_unicast_packet u;
+ uint8_t src[ETH_ALEN];
+ uint8_t subtype;
+ uint8_t reserved;
+ /* "4 bytes boundary + 2 bytes" long to make the payload after the
+ * following ethernet header again 4 bytes boundary aligned
+ */
+};
+
struct batadv_unicast_frag_packet {
struct batadv_header header;
uint8_t ttvn; /* destination translation table version number */
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