File glibc-2.10-dns-fixpack.diff of Package glibc

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File glibc-2.10-dns-fixpack.diff of Package glibc

2008-11-26  Ulrich Drepper  <drepper@redhat.com>

* sysdeps/posix/getaddrinfo.c (getaddrinfo): Only restrict search
	to IPv4 or IPv6 if an interface has been found.

--- sysdeps/posix/getaddrinfo.c	30 Jul 2008 19:14:22 -0000	1.136
+++ sysdeps/posix/getaddrinfo.c	3 Dec 2008 07:04:10 -0000	1.139
@@ -2108,7 +2110,7 @@ getaddrinfo (const char *name, const cha
 	{
 	  /* If we haven't seen both IPv4 and IPv6 interfaces we can
 	     narrow down the search.  */
-	  if (! seen_ipv4 || ! seen_ipv6)
+	  if ((! seen_ipv4 || ! seen_ipv6) && (seen_ipv4 || seen_ipv6))
 	    {
 	      local_hints = *hints;
 	      local_hints.ai_family = seen_ipv4 ? PF_INET : PF_INET6;

2008-12-02  Ulrich Drepper  <drepper@redhat.com>

* sysdeps/posix/getaddrinfo.c (gaih_inet): In case we use
	gethostbyname4_r, we don't have a separate IPv6 status, so copy
	the no_data variable.

--- sysdeps/posix/getaddrinfo.c	30 Jul 2008 19:14:22 -0000	1.136
+++ sysdeps/posix/getaddrinfo.c	3 Dec 2008 07:04:10 -0000	1.139
@@ -733,6 +733,8 @@ gaih_inet (const char *name, const struc
 					      tmpbuflen, 2 * tmpbuflen);
 		    }
 
+		  no_inet6_data = no_data;
+
 		  if (status == NSS_STATUS_SUCCESS)
 		    {
 		      if ((req->ai_flags & AI_CANONNAME) != 0 && canon == NULL)

2008-12-02  Ulrich Drepper  <drepper@redhat.com>

* resolv/res_init.c (__res_vinit): Fill in IPv4 name server
	information at the correct index.

2008-12-29  Ulrich Drepper  <drepper@redhat.com>

* resolv/res_init.c (__res_vinit): Count all servers in	statp->nscount.

--- resolv/res_init.c	7 Apr 2008 17:20:25 -0000	1.47
+++ resolv/res_init.c	8 Dec 2008 03:59:05 -0000	1.50
@@ -314,9 +314,9 @@ __res_vinit(res_state statp, int preinit
 			cp++;
 		    if ((*cp != '\0') && (*cp != '\n')
 			&& __inet_aton(cp, &a)) {
-			statp->nsaddr_list[nserv].sin_addr = a;
-			statp->nsaddr_list[nserv].sin_family = AF_INET;
-			statp->nsaddr_list[nserv].sin_port =
+			statp->nsaddr_list[nservall].sin_addr = a;
+			statp->nsaddr_list[nservall].sin_family = AF_INET;
+			statp->nsaddr_list[nservall].sin_port =
 				htons(NAMESERVER_PORT);
 			nserv++;
 #ifdef _LIBC
@@ -420,8 +420,8 @@ __res_vinit(res_state statp, int preinit
 		    continue;
 		}
 	    }
-	    if (nserv > 1)
-		statp->nscount = nserv;
+ 	    if (nservall > 1)
+		statp->nscount = nservall;
 #ifdef _LIBC
 	    if (nservall - nserv > 0) {
 		statp->_u._ext.nscount6 = nservall - nserv;

2008-12-02  Ulrich Drepper  <drepper@redhat.com>

* resolv/nss_dns/dns-host.c (_nss_dns_gethostbyname3_r): Recognize
	ESRCH return value.
	(_nss_dns_gethostbyname4_r): Likewise.

--- resolv/nss_dns/dns-host.c	12 Nov 2008 07:52:20 -0000	1.54
+++ resolv/nss_dns/dns-host.c	3 Dec 2008 07:09:26 -0000	1.55
@@ -198,8 +198,14 @@ _nss_dns_gethostbyname3_r (const char *n
 			  1024, &host_buffer.ptr, NULL, NULL, NULL);
   if (n < 0)
     {
-      status = (errno == ECONNREFUSED
-		? NSS_STATUS_UNAVAIL : NSS_STATUS_NOTFOUND);
+      if (errno == ESRCH)
+	{
+	  status = NSS_STATUS_TRYAGAIN;
+	  h_errno = TRY_AGAIN;
+	}
+      else
+	status = (errno == ECONNREFUSED
+		  ? NSS_STATUS_UNAVAIL : NSS_STATUS_NOTFOUND);
       *h_errnop = h_errno;
       if (h_errno == TRY_AGAIN)
 	*errnop = EAGAIN;
@@ -304,8 +310,14 @@ _nss_dns_gethostbyname4_r (const char *n
 			      &ans2p, &nans2p, &resplen2);
   if (n < 0)
     {
-      status = (errno == ECONNREFUSED
-		? NSS_STATUS_UNAVAIL : NSS_STATUS_NOTFOUND);
+      if (errno == ESRCH)
+	{
+	  status = NSS_STATUS_TRYAGAIN;
+	  h_errno = TRY_AGAIN;
+	}
+      else
+	status = (errno == ECONNREFUSED
+		  ? NSS_STATUS_UNAVAIL : NSS_STATUS_NOTFOUND);
       *herrnop = h_errno;
       if (h_errno == TRY_AGAIN)
 	*errnop = EAGAIN;

2009-01-16  Petr Baudis  <pasky@suse.cz>

* resolv/res_libc (__res_maybe_init): Call __res_vinit()
	even if we currently have zero nscount.

diff --git a/resolv/res_libc.c b/resolv/res_libc.c
index 8af57f7..810fbc8 100644
--- resolv/res_libc.c
+++ resolv/res_libc.c
@@ -96,10 +96,9 @@ __res_maybe_init (res_state resp, int preinit)
 {
 	if (resp->options & RES_INIT) {
 		if (__res_initstamp != resp->_u._ext.initstamp) {
-			if (resp->nscount > 0) {
+			if (resp->nscount > 0)
 				__res_iclose (resp, true);
-				return __res_vinit (resp, 1);
-			}
+			return __res_vinit (resp, 1);
 		}
 		return 0;
 	} else if (preinit) {

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File glibc-2.10-dns-fixpack.diff of Package glibc

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