From: Ken Raeburn <raeburn@mit.edu>
Date: Wed, 14 Jan 2009 23:36:04 +0000 (+0000)
Subject: If we have a local UDP socket without the PKTINFO option set, it's
X-Git-Tag: krb5-1.7-alpha1~73
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=97af03eeb1b4ba7a982d066d8e3dbdc211892083;p=krb5.git

If we have a local UDP socket without the PKTINFO option set, it's
bound to a local address, so use getsockname to extract the local
(destination) address.

ticket: 6335

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@21748 dc483132-0cff-0310-8789-dd5450dbe970
---

diff --git a/src/kadmin/server/network.c b/src/kadmin/server/network.c
index 8382b7350..df3f01cf0 100644
--- a/src/kadmin/server/network.c
+++ b/src/kadmin/server/network.c
@@ -1401,6 +1401,17 @@ static void process_packet(void *handle,
     }
 #endif
 
+    if (daddr_len == 0 && conn->type == CONN_UDP) {
+	/* If the PKTINFO option isn't set, this socket should be
+	   bound to a specific local address.  This info probably
+	   should've been saved in our socket data structure at setup
+	   time.  */
+	daddr_len = sizeof(daddr);
+	if (getsockname(port_fd, (struct sockaddr *)&daddr, &daddr_len) != 0)
+	    daddr_len = 0;
+	/* On failure, keep going anyways.  */
+    }
+
     request.length = cc;
     request.data = pktbuf;
     faddr.address = &addr;