From 44c8c17c290ecefc681c5306819f051d3643246e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Mon, 8 Aug 2005 13:36:16 +0000
Subject: [PATCH] make writenet take const void * and size_t, abort if size it
 too large

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@15844 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 appl/telnet/telnetd/utility.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/appl/telnet/telnetd/utility.c b/appl/telnet/telnetd/utility.c
index 036e28960..61b81d237 100644
--- a/appl/telnet/telnetd/utility.c
+++ b/appl/telnet/telnetd/utility.c
@@ -323,13 +323,15 @@ netflush(void)
  *    len - How many bytes to write
  */
 void
-writenet(unsigned char *ptr, int len)
+writenet(const void *ptr, size_t len)
 {
     /* flush buffer if no room for new data) */
     while ((&netobuf[BUFSIZ] - nfrontp) < len) {
 	/* if this fails, don't worry, buffer is a little big */
 	netflush();
     }
+    if ((&netobuf[BUFSIZ] - nfrontp) < len)
+	abort();
 
     memmove(nfrontp, ptr, len);
     nfrontp += len;