X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/0be6ec503b4c6cd3c31a0e00bf8dd1004e9e17ab..1233d419e4b7d9b574e905f94d808c601d6d9d34:/usr/src/sbin/mount_portal/pt_tcp.c

diff --git a/usr/src/sbin/mount_portal/pt_tcp.c b/usr/src/sbin/mount_portal/pt_tcp.c
index 32f401083a..bc2cd66ecc 100644
--- a/usr/src/sbin/mount_portal/pt_tcp.c
+++ b/usr/src/sbin/mount_portal/pt_tcp.c
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 1992 The Regents of the University of California
- * Copyright (c) 1990, 1992 Jan-Simon Pendry
+ * Copyright (c) 1992, 1993
+ *	The Regents of the University of California.  All rights reserved.
  * All rights reserved.
  *
  * This code is derived from software donated to Berkeley by
@@ -8,7 +8,7 @@
  *
  * %sccs.include.redist.c%
  *
- *	@(#)pt_tcp.c	5.2 (Berkeley) %G%
+ *	@(#)pt_tcp.c	8.3 (Berkeley) %G%
  *
  * $Id: pt_tcp.c,v 1.1 1992/05/25 21:43:09 jsp Exp jsp $
  */
@@ -23,6 +23,7 @@
 #include <sys/syslog.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
+#include <arpa/inet.h>
 #include <netdb.h>
 
 #include "portald.h"
@@ -51,6 +52,7 @@ int *fdp;
 	struct in_addr *ip[2];
 	struct in_addr ina;
 	int s_port;
+	int priv = 0;
 	struct sockaddr_in sain;
 
 	q = strchr(p, '/');
@@ -58,14 +60,25 @@ int *fdp;
 		return (EINVAL);
 	*q = '\0';
 	strcpy(host, p);
-	p = q++;
+	p = q + 1;
 
 	q = strchr(p, '/');
-	if (q == 0 || q - p >= sizeof(port))
+	if (q)
+		*q = '\0';
+	if (strlen(p) >= sizeof(port))
 		return (EINVAL);
-	*q = '\0';
 	strcpy(port, p);
-	p = q++;
+	if (q) {
+		p = q + 1;
+		if (strcmp(p, "priv") == 0) {
+			if (pcr->pcr_uid == 0)
+				priv = 1;
+			else
+				return (EPERM);
+		} else {
+			return (EINVAL);
+		}
+	}
 
 	hp = gethostbyname(host);
 	if (hp != 0) {
@@ -96,7 +109,10 @@ int *fdp;
 	while (ipp[0]) {
 		int so;
 
-		so = socket(AF_INET, SOCK_STREAM, 0);
+		if (priv)
+			so = rresvport((int *) 0);
+		else
+			so = socket(AF_INET, SOCK_STREAM, 0);
 		if (so < 0) {
 			syslog(LOG_ERR, "socket: %m");
 			return (errno);