diff options
Diffstat (limited to 'net/batman-adv/packet.h')
| -rw-r--r-- | net/batman-adv/packet.h | 59 |
1 files changed, 54 insertions, 5 deletions
diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h index 6ddbfd830784..407dd2e84aff 100644 --- a/net/batman-adv/packet.h +++ b/net/batman-adv/packet.h @@ -30,7 +30,8 @@ enum bat_packettype { BAT_UNICAST = 0x03, BAT_BCAST = 0x04, BAT_VIS = 0x05, - BAT_UNICAST_FRAG = 0x06 + BAT_UNICAST_FRAG = 0x06, + BAT_TT_QUERY = 0x07 }; /* this file is included by batctl which needs these defines */ @@ -63,6 +64,25 @@ enum unicast_frag_flags { UNI_FRAG_LARGETAIL = 1 << 1 }; +/* TT_QUERY subtypes */ +#define TT_QUERY_TYPE_MASK 0x3 + +enum tt_query_packettype { + TT_REQUEST = 0, + TT_RESPONSE = 1 +}; + +/* TT_QUERY flags */ +enum tt_query_flags { + TT_FULL_TABLE = 1 << 2 +}; + +/* TT_CHANGE flags */ +enum tt_change_flags { + TT_CHANGE_DEL = 0x01, + TT_CLIENT_ROAM = 0x02 +}; + struct batman_packet { uint8_t packet_type; uint8_t version; /* batman version field */ @@ -73,8 +93,9 @@ struct batman_packet { uint8_t prev_sender[6]; uint8_t gw_flags; /* flags related to gateway class */ uint8_t tq; - uint8_t num_tt; - uint8_t reserved; + uint8_t tt_num_changes; + uint8_t ttvn; /* translation table version number */ + uint16_t tt_crc; } __packed; #define BAT_PACKET_LEN sizeof(struct batman_packet) @@ -112,7 +133,7 @@ struct unicast_packet { uint8_t packet_type; uint8_t version; /* batman version field */ uint8_t ttl; - uint8_t reserved; + uint8_t ttvn; /* destination translation table version number */ uint8_t dest[6]; } __packed; @@ -120,7 +141,7 @@ struct unicast_frag_packet { uint8_t packet_type; uint8_t version; /* batman version field */ uint8_t ttl; - uint8_t reserved; + uint8_t ttvn; /* destination translation table version number */ uint8_t dest[6]; uint8_t flags; uint8_t align; @@ -150,4 +171,32 @@ struct vis_packet { uint8_t sender_orig[6]; /* who sent or rebroadcasted this packet */ } __packed; +struct tt_query_packet { + uint8_t packet_type; + uint8_t version; /* batman version field */ + uint8_t ttl; + /* the flag field is a combination of: + * - TT_REQUEST or TT_RESPONSE + * - TT_FULL_TABLE */ + uint8_t flags; + uint8_t dst[ETH_ALEN]; + uint8_t src[ETH_ALEN]; + /* the ttvn field is: + * if TT_REQUEST: ttvn that triggered the + * request + * if TT_RESPONSE: new ttvn for the src + * orig_node */ + uint8_t ttvn; + /* tt_data field is: + * if TT_REQUEST: crc associated with the + * ttvn + * if TT_RESPONSE: table_size */ + uint16_t tt_data; +} __packed; + +struct tt_change { + uint8_t flags; + uint8_t addr[ETH_ALEN]; +} __packed; + #endif /* _NET_BATMAN_ADV_PACKET_H_ */ |