Re: [PATCH] ip.7: Improve explanation about calling listen or connect

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ping

On 06/06/2012 04:44 PM, Flavio Leitner wrote:
Hi,

Could someone tell me what's the patch current state?
It has been a month already with no feedback.
thanks,
fbl

On Fri, 25 May 2012 13:02:48 +0200
Peter Schiffer <pschiffe@xxxxxxxxxx> wrote:

Hi Michael,

do you have any comments for this update? Or do you need some supporting
info?

peter

On 05/09/2012 02:30 PM, Flavio Leitner wrote:
Signed-off-by: Flavio Leitner<fbl@xxxxxxxxxx>
---
   man7/ip.7 |   15 +++++++++------
   1 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/man7/ip.7 b/man7/ip.7
index 9f560df..84fe32d 100644
--- a/man7/ip.7
+++ b/man7/ip.7
@@ -69,12 +69,11 @@ For
   you may specify a valid IANA IP protocol defined in
   RFC\ 1700 assigned numbers.
   .PP
-.\" FIXME ip current does an autobind in listen, but I'm not sure
-.\" if that should be documented.
   When a process wants to receive new incoming packets or connections, it
   should bind a socket to a local interface address using
   .BR bind (2).
-Only one IP socket may be bound to any given local (address, port) pair.
+In this case, only one IP socket may be bound to any given local
+(address, port) pair.
   When
   .B INADDR_ANY
   is specified in the bind call, the socket will be bound to
@@ -82,10 +81,14 @@ is specified in the bind call, the socket will be bound to
   local interfaces.
   When
   .BR listen (2)
-or
+is called on an unbound socket, the socket is automatically bound
+to a random free port with the local address set to
+.BR INADDR_ANY .
+When
   .BR connect (2)
-are called on an unbound socket, it is automatically bound to a
-random free port with the local address set to
+is called on an unbound socket, the socket is automatically bound
+to a random free port or an usable shared port with the local address
+set to
   .BR INADDR_ANY .

   A TCP local socket address that has been bound is unavailable for
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