From 3a0cd663c2abc74052d79747777141fad142c52f Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 23 May 2005 16:40:54 +0000 Subject: [PATCH] * sunrpc/bindrsvprt.c (bindresvport): Try harder to find a port. If we tried looking at the usual range without success extend the range to even lower ports.q --- ChangeLog | 4 ++++ sunrpc/bindrsvprt.c | 15 +++++++++++++-- 2 files changed, 17 insertions(+), 2 deletions(-) diff --git a/ChangeLog b/ChangeLog index 5197818..e8ffccf 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2005-05-23 Ulrich Drepper + * sunrpc/bindrsvprt.c (bindresvport): Try harder to find a port. + If we tried looking at the usual range without success extend the + range to even lower ports.q + * sysdeps/unix/clock_gettime.c (clock_gettime): Revert last patch. 2005-05-22 Andreas Schwab diff --git a/sunrpc/bindrsvprt.c b/sunrpc/bindrsvprt.c index 3745187..671f229 100644 --- a/sunrpc/bindrsvprt.c +++ b/sunrpc/bindrsvprt.c @@ -49,8 +49,10 @@ bindresvport (int sd, struct sockaddr_in *sin) int i; #define STARTPORT 600 +#define LOWPORT 200 #define ENDPORT (IPPORT_RESERVED - 1) #define NPORTS (ENDPORT - STARTPORT + 1) + static short startport = STARTPORT; if (sin == (struct sockaddr_in *) 0) { @@ -71,16 +73,25 @@ bindresvport (int sd, struct sockaddr_in *sin) res = -1; __set_errno (EADDRINUSE); - for (i = 0; i < NPORTS && res < 0 && errno == EADDRINUSE; ++i) + int nports = ENDPORT - startport + 1; + again: + for (i = 0; i < nports && res < 0 && errno == EADDRINUSE; ++i) { sin->sin_port = htons (port++); if (port > ENDPORT) { - port = STARTPORT; + port = startport; } res = __bind (sd, sin, sizeof (struct sockaddr_in)); } + if (i == nports && startport != LOWPORT) + { + startport = LOWPORT; + nports = STARTPORT - LOWPORT; + goto again; + } + return res; } libc_hidden_def (bindresvport) -- 2.7.4