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-rw-r--r--net/batman-adv/packet.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h
index 5e3b1026b509..aa46c2778ad8 100644
--- a/net/batman-adv/packet.h
+++ b/net/batman-adv/packet.h
@@ -249,6 +249,33 @@ struct batadv_unicast_4addr_packet {
*/
};
+/**
+ * struct batadv_frag_packet - fragmented packet
+ * @header: common batman packet header with type, compatversion, and ttl
+ * @dest: final destination used when routing fragments
+ * @orig: originator of the fragment used when merging the packet
+ * @no: fragment number within this sequence
+ * @reserved: reserved byte for alignment
+ * @seqno: sequence identification
+ * @total_size: size of the merged packet
+ */
+struct batadv_frag_packet {
+ struct batadv_header header;
+#if defined(__BIG_ENDIAN_BITFIELD)
+ uint8_t no:4;
+ uint8_t reserved:4;
+#elif defined(__LITTLE_ENDIAN_BITFIELD)
+ uint8_t reserved:4;
+ uint8_t no:4;
+#else
+#error "unknown bitfield endianess"
+#endif
+ uint8_t dest[ETH_ALEN];
+ uint8_t orig[ETH_ALEN];
+ __be16 seqno;
+ __be16 total_size;
+};
+
struct batadv_bcast_packet {
struct batadv_header header;
uint8_t reserved;