1 files changed, 18 insertions, 16 deletions

diff --git a/src/lib/libc/net/getnetent.c b/src/lib/libc/net/getnetent.c
index b4e16b8f5d..8f618a1d5e 100644
--- a/src/lib/libc/net/getnetent.c
+++ b/src/lib/libc/net/getnetent.c
@@ -1,5 +1,3 @@
-/*      $NetBSD: getnetent.c,v 1.4 1995/02/25 06:20:33 cgd Exp $        */
-
 /*
  * Copyright (c) 1983, 1993
  *      The Regents of the University of California.  All rights reserved.
@@ -34,11 +32,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-#if 0
-static char sccsid[] = "@(#)getnetent.c 8.1 (Berkeley) 6/4/93";
-#else
-static char rcsid[] = "$NetBSD: getnetent.c,v 1.4 1995/02/25 06:20:33 cgd Exp $";
-#endif
+static char rcsid[] = "$OpenBSD: getnetent.c,v 1.8 1998/03/16 05:06:57 millert Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/types.h>
@@ -81,22 +75,27 @@ endnetent()
 struct netent *
 getnetent()
 {
-        char *p;
-        register char *cp, **q;
+        char *p, *cp, **q;
+        size_t len;
 
         if (netf == NULL && (netf = fopen(_PATH_NETWORKS, "r" )) == NULL)
                 return (NULL);
 again:
-        p = fgets(line, BUFSIZ, netf);
-        if (p == NULL)
+        if ((p = fgetln(netf, &len)) == NULL)
                 return (NULL);
-        if (*p == '#')
+        if (p[len-1] == '\n')
+                len--;
+        if (len >= sizeof(line) || len == 0)
                 goto again;
-        cp = strpbrk(p, "#\n");
-        if (cp == NULL)
+        p = memcpy(line, p, len);
+        line[len] = '\0';
+        if (*p == '#')
                 goto again;
-        *cp = '\0';
+        if ((cp = strchr(p, '#')) != NULL)
+                *cp = '\0';
         net.n_name = p;
+        if (strlen(net.n_name) >= MAXHOSTNAMELEN-1)
+                net.n_name[MAXHOSTNAMELEN-1] = '\0';
         cp = strpbrk(p, " \t");
         if (cp == NULL)
                 goto again;
@@ -116,8 +115,11 @@ again:
                         cp++;
                         continue;
                 }
-                if (q < &net_aliases[MAXALIASES - 1])
+                if (q < &net_aliases[MAXALIASES - 1]) {
                         *q++ = cp;
+                        if (strlen(cp) >= MAXHOSTNAMELEN-1)
+                                cp[MAXHOSTNAMELEN-1] = '\0';
+                }
                 cp = strpbrk(cp, " \t");
                 if (cp != NULL)
                         *cp++ = '\0';