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path: root/net/ieee802154/reassembly.c
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2014-03-156lowpan: move lowpan frag_info out of 802.15.4 headersPhoebe Buckheister1-9/+18
Fragmentation and reassembly information for 6lowpan is independent from the 802.15.4 stack and used only by the 6lowpan reassembly process. Move the ieee802154_frag_info struct to a private are, it needn't be in the 802.15.4 skb control block. Signed-off-by: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-15ieee802154: use ieee802154_addr instead of *_sa variantsPhoebe Buckheister1-6/+11
Change all internal uses of ieee802154_addr_sa to ieee802154_addr, except for those instances that communicate directly with userspace. Signed-off-by: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-15ieee802154: rename struct ieee802154_addr to *_saPhoebe Buckheister1-3/+3
The struct as currently defined uses host byte order for some fields, and most big endian/EUI display byte order for other fields. Inside the stack, endianness should ideally match network byte order where possible to minimize the number of byteswaps done in critical paths, but this patch does not address this; it is only preparatory. Signed-off-by: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-146lowpan: reassembly: un-export local functionsFlorian Westphal1-19/+11
most of these are only used locally, make them static. fold lowpan_expire_frag_queue into its caller, its small enough. Cc: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-116lowpan: reassembly: fix access of ctl table entryAlexander Aring1-1/+1
Correct offset is 3 of the 6lowpanfrag_max_datagram_size value in proc entry ctl table and not 2. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-086lowpan: reassembly: fix return of init functionAlexander Aring1-2/+3
This patch adds a missing return after fragmentation init. Otherwise we register a sysctl interface and deregister it afterwards which makes no sense. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-076lowpan: move 6lowpan header to include/netAlexander Aring1-1/+1
This header is used by bluetooth and ieee802154 branch. This patch move this header to the include/net directory to avoid a use of a relative path in include. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-036lowpan: fix type of datagram size parameterAlexander Aring1-1/+1
Datagram size value is u16 because we convert it to host byte order and we need to read it. Only the tag value belongs to __be16 type. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-016lowpan: handling 6lowpan fragmentation via inet_frag apiAlexander Aring1-0/+564
This patch drops the current way of 6lowpan fragmentation on receiving side and replace it with a implementation which use the inet_frag api. The old fragmentation handling has some race conditions and isn't rfc4944 compatible. Also adding support to match fragments on destination address, source address, tag value and datagram_size which is missing in the current implementation. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>