man-pages/man-pages-3.42-ip-local-port.patch

37 lines
1.3 KiB
Diff

diff -ur man-pages-3.42.orig/man7/ip.7 man-pages-3.42/man7/ip.7
--- man-pages-3.42.orig/man7/ip.7 2012-09-13 13:28:01.000000000 +0200
+++ man-pages-3.42/man7/ip.7 2012-09-13 13:33:04.571447716 +0200
@@ -69,12 +69,11 @@
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 @@
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