linux/net/tipc
Jon Maloy 31c82a2d9d tipc: add second source address to recvmsg()/recvfrom()
With group communication, it becomes important for a message receiver to
identify not only from which socket (identfied by a node:port tuple) the
message was sent, but also the logical identity (type:instance) of the
sending member.

We fix this by adding a second instance of struct sockaddr_tipc to the
source address area when a message is read. The extra address struct
is filled in with data found in the received message header (type,) and
in the local member representation struct (instance.)

Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Acked-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-10-13 08:46:00 -07:00
..
addr.c tipc: simplify include dependencies 2015-05-14 12:24:45 -04:00
addr.h tipc: introduce constants for tipc address validation 2016-07-26 14:26:42 -07:00
bcast.c tipc: improve destination linked list 2017-10-13 08:46:00 -07:00
bcast.h tipc: make replicast a user selectable option 2017-01-20 12:10:17 -05:00
bearer.c tipc: remove unnecessary call to dev_net() 2017-09-06 21:25:52 -07:00
bearer.h Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-09-01 17:42:05 -07:00
core.c netns: make struct pernet_operations::id unsigned int 2016-11-18 10:59:15 -05:00
core.h tipc: add ability to order and receive topology events in driver 2017-10-13 08:46:00 -07:00
discover.c tipc: allocate user memory with GFP_KERNEL flag 2017-01-16 13:31:53 -05:00
discover.h tipc: eliminate buffer leak in bearer layer 2016-04-07 17:00:13 -04:00
eth_media.c tipc: make media address offset a common define 2015-02-27 18:18:48 -05:00
group.c tipc: add second source address to recvmsg()/recvfrom() 2017-10-13 08:46:00 -07:00
group.h tipc: introduce communication groups 2017-10-13 08:46:00 -07:00
ib_media.c tipc: rename media/msg related definitions 2015-02-27 18:18:48 -05:00
Kconfig tipc: add ip/udp media type 2015-03-05 22:08:42 -05:00
link.c tipc: introduce communication groups 2017-10-13 08:46:00 -07:00
link.h tipc: transfer broadcast nacks in link state messages 2016-09-02 17:10:24 -07:00
Makefile tipc: introduce communication groups 2017-10-13 08:46:00 -07:00
monitor.c tipc: improve sanity check for received domain records 2016-11-25 20:06:18 -05:00
monitor.h tipc: dump monitor attributes 2016-07-26 14:26:42 -07:00
msg.c tipc: refactor function filter_rcv() 2017-10-13 08:46:00 -07:00
msg.h tipc: add second source address to recvmsg()/recvfrom() 2017-10-13 08:46:00 -07:00
name_distr.c tipc: allocate user memory with GFP_KERNEL flag 2017-01-16 13:31:53 -05:00
name_distr.h tipc: reduce code dependency between binding table and node layer 2015-11-20 14:06:10 -05:00
name_table.c tipc: introduce communication groups 2017-10-13 08:46:00 -07:00
name_table.h tipc: introduce communication groups 2017-10-13 08:46:00 -07:00
net.c netlink: pass extended ACK struct where available 2017-04-13 13:58:22 -04:00
net.h tipc: add peer removal functionality 2016-08-18 23:36:07 -07:00
netlink_compat.c net: tipc: constify genl_ops 2017-08-23 22:31:38 -07:00
netlink.c netlink: pass extended ACK struct to parsing functions 2017-04-13 13:58:22 -04:00
netlink.h tipc: make cluster size threshold for monitoring configurable 2016-07-26 14:26:42 -07:00
node.c tipc: add new function for sending multiple small messages 2017-10-13 08:46:00 -07:00
node.h tipc: introduce communication groups 2017-10-13 08:46:00 -07:00
server.c tipc: add ability to order and receive topology events in driver 2017-10-13 08:46:00 -07:00
server.h tipc: add ability to order and receive topology events in driver 2017-10-13 08:46:00 -07:00
socket.c tipc: add second source address to recvmsg()/recvfrom() 2017-10-13 08:46:00 -07:00
socket.h tipc: redesign connection-level flow control 2016-05-03 15:51:16 -04:00
subscr.c tipc: fix a race condition of releasing subscriber object 2017-08-22 14:25:02 -07:00
subscr.h tipc: adjust the policy of holding subscription kref 2017-03-28 18:03:33 -07:00
sysctl.c tipc: add name distributor resiliency queue 2014-09-01 17:51:48 -07:00
udp_media.c netlink: pass extended ACK struct to parsing functions 2017-04-13 13:58:22 -04:00
udp_media.h tipc: add UDP remoteip dump to netlink API 2016-08-26 21:38:41 -07:00