[lwip-devel] [bug #38165] socket with mulicast

[hanhui]

URL:
  <http://savannah.nongnu.org/bugs/?38165>

                 Summary: socket with mulicast
                 Project: lwIP - A Lightweight TCP/IP stack
            Submitted by: hanhui03
            Submitted on: Fri Jan 25 03:34:30 2013
                Category: sockets/netconn
                Severity: 3 - Normal
              Item Group: Feature Request
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: 
            lwIP version: CVS Head

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Details:

1:

setsockopt() to join or leave a group, must use:

netconn_join_leave_group(); 

and do NOT use igmp_joingroup() or igmp_leavegroup()!

2:

when close a socket which has already join a group, lwip MUST

first leave this group then delete socket.




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