asc2log: shrink string buffer for header analysis

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
pull/573/head
Oliver Hartkopp 2025-01-24 14:59:57 +01:00
parent e6e3253972
commit 4b66e8c56f
1 changed files with 4 additions and 4 deletions

View File

@ -843,7 +843,7 @@ static int get_date(struct timeval *tv, char *date)
int main(int argc, char **argv)
{
char buf[BUFLEN], tmp1[BUFLEN], tmp2[BUFLEN];
char buf[BUFLEN], tmp1[10], tmp2[10];
FILE *infile = stdin;
FILE *outfile = stdout;
@ -897,7 +897,7 @@ int main(int argc, char **argv)
/* check for base and timestamp entries in the header */
if ((!base) &&
(sscanf(buf, "base %s timestamps %s", tmp1, tmp2) == 2)) {
(sscanf(buf, "base %9s timestamps %9s", tmp1, tmp2) == 2)) {
base = tmp1[0];
timestamps = tmp2[0];
if (verbose)
@ -931,7 +931,7 @@ int main(int argc, char **argv)
}
/* check for decimal places length in valid CAN frames */
if (sscanf(buf, "%llu.%s %s ", &sec, tmp2,
if (sscanf(buf, "%llu.%9s %9s ", &sec, tmp2,
tmp1) != 3)
continue; /* dplace remains zero until first found CAN frame */
@ -952,7 +952,7 @@ int main(int argc, char **argv)
*/
/* check classic CAN format or the CANFD/CANXL tag which can take different types */
if (sscanf(buf, "%llu.%llu %s ", &sec, &usec, tmp1) == 3){
if (sscanf(buf, "%llu.%llu %9s ", &sec, &usec, tmp1) == 3) {
if (!strncmp(tmp1, "CANXL", 5))
eval_canxl(buf, &date_tv, timestamps, dplace, outfile);
else if (!strncmp(tmp1, "CANFD", 5))