From: H.G. Muller <h.g.muller@hccnet.nl>
Date: Mon, 25 Feb 2013 12:42:58 +0000 (+0100)
Subject: Limit length of lines sent to timeseal decoder
X-Git-Url: http://winboard.nl/cgi-bin?p=capablanca.git;a=commitdiff_plain;h=cdca9b7e41ff899a45a26d71ee838819472bbc79

Limit length of lines sent to timeseal decoder

The timeseal decoder seems to crash on lines longer than 1000 characters.
---

diff --git a/lasker-2.2.3/src/timeseal.c b/lasker-2.2.3/src/timeseal.c
index 02d3c4f..baeea06 100644
--- a/lasker-2.2.3/src/timeseal.c
+++ b/lasker-2.2.3/src/timeseal.c
@@ -31,9 +31,11 @@ static unsigned decode(unsigned char *s)
 	char line[1024];
 	char *p;
 	unsigned t = 0;
+
+        snprintf(line, 1000, "%s", s); // [HGM] limit length to 1000, to prevent crashing timeseal decoder
   
 	/* send the encoded data to the decoder process */
-	dprintf(timeseal_globals.decoder_conn, "%s\n", s);
+	dprintf(timeseal_globals.decoder_conn, "%s\n", line);
 	
 	if (!fd_gets(line, sizeof(line), timeseal_globals.decoder_conn)) {
 		d_printf("Bad result from timeseal decoder? (t=%u)\n", t);