- djm@cvs.openbsd.org 2010/01/30 02:54:53

[openssh.git] / canohost.c

diff --git a/canohost.c b/canohost.c
index 22b19bb9fa49d487cf8d63eb0288d964cab1c31d..ef94d9155ea446d8cb5604d10a06026b5cd62751 100644 (file)
--- a/canohost.c
+++ b/canohost.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: canohost.c,v 1.65 2009/05/27 06:31:25 andreas Exp $ */
+/* $OpenBSD: canohost.c,v 1.66 2010/01/13 01:20:20 dtucker Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -27,6 +27,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <stdarg.h>
+#include <unistd.h>
 
 #include "xmalloc.h"
 #include "packet.h"
@@ -301,9 +302,22 @@ get_local_ipaddr(int sock)
 }
 
 char *
-get_local_name(int sock)
+get_local_name(int fd)
 {
-       return get_socket_address(sock, 0, NI_NAMEREQD);
+       char *host, myname[NI_MAXHOST];
+
+       /* Assume we were passed a socket */
+       if ((host = get_socket_address(fd, 0, NI_NAMEREQD)) != NULL)
+               return host;
+
+       /* Handle the case where we were passed a pipe */
+       if (gethostname(myname, sizeof(myname)) == -1) {
+               verbose("get_local_name: gethostname: %s", strerror(errno));
+       } else {
+               host = xstrdup(myname);
+       }
+
+       return host;
 }
 
 void