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 (file)
--- 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);