From: Jeffrey Hutzelman <jhutz@cmu.edu>
Date: Thu, 11 Jan 2001 05:59:34 +0000 (+0000)
Subject: allow-rx-newservice-with-zero-port-after-rx-init-zero-20010111
X-Git-Tag: BP-openafs-devel-autoconf~124
X-Git-Url: https://git.openafs.org/?p=openafs.git;a=commitdiff_plain;h=c12b66c1bec412d928bbcb62c7eb3b3caad3511c

allow-rx-newservice-with-zero-port-after-rx-init-zero-20010111

The intent is to allow services to be set up on random rather than
fixed ports
---

diff --git a/src/rx/rx.c b/src/rx/rx.c
index ace254d..eca7a5b 100644
--- a/src/rx/rx.c
+++ b/src/rx/rx.c
@@ -446,9 +446,22 @@ int rx_Init(u_int port)
 #else
     osi_GetTime(&tv);
 #endif
-    /* *Slightly* random start time for the cid.  This is just to help
-     * out with the hashing function at the peer */
-    rx_port = port;
+    if (port) {
+	rx_port = port;
+    } else {
+#if defined(KERNEL) && !defined(UKERNEL)
+	/* Really, this should never happen in a real kernel */
+	rx_port = 0;
+#else
+	struct sockaddr_in addr;
+	int addrlen = sizeof(addr);
+	if (getsockname(rx_socket, (struct sockaddr *) &addr, &addrlen)) {
+	    rx_Finalize();
+	    return -1;
+	}
+	rx_port = addr.sin_port;
+#endif
+    }
     rx_stats.minRtt.sec = 9999999;
 #ifdef	KERNEL
     rx_SetEpoch (tv.tv_sec | 0x80000000);
@@ -459,6 +472,8 @@ int rx_Init(u_int port)
     MUTEX_ENTER(&rx_stats_mutex);
     rxi_dataQuota += rx_extraQuota;	/* + extra pkts caller asked to rsrv */
     MUTEX_EXIT(&rx_stats_mutex);
+    /* *Slightly* random start time for the cid.  This is just to help
+     * out with the hashing function at the peer */
     rx_nextCid = ((tv.tv_sec ^ tv.tv_usec) << RX_CIDSHIFT);
     rx_connHashTable = (struct rx_connection **) htable;
     rx_peerHashTable = (struct rx_peer **) ptable;