-/*
- * $Id$
- */
-
/*
* isotprecv.c
*
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
- * Send feedback to <socketcan-users@lists.berlios.de>
+ * Send feedback to <linux-can@vger.kernel.org>
*
*/
#include <linux/can/isotp.h>
#define NO_CAN_ID 0xFFFFFFFFU
+#define BUFSIZE 5000 /* size > 4095 to check socket API internal checks */
void print_usage(char *prg)
{
__u32 force_rx_stmin = 0;
int loop = 0;
- unsigned char msg[4096];
+ unsigned char msg[BUFSIZE];
int nbytes;
addr.can_addr.tp.tx_id = addr.can_addr.tp.rx_id = NO_CAN_ID;
else if (optarg[0] == 'c')
opts.flags |= CAN_ISOTP_CHK_PAD_DATA;
else if (optarg[0] == 'a')
- opts.flags |= (CAN_ISOTP_CHK_PAD_DATA | CAN_ISOTP_CHK_PAD_DATA);
+ opts.flags |= (CAN_ISOTP_CHK_PAD_LEN | CAN_ISOTP_CHK_PAD_DATA);
else {
printf("unknown padding check option '%c'.\n", optarg[0]);
print_usage(basename(argv[0]));
}
do {
- nbytes = read(s, msg, 4096);
- if (nbytes > 0 && nbytes < 4096)
+ nbytes = read(s, msg, BUFSIZE);
+ if (nbytes > 0 && nbytes < BUFSIZE)
for (i=0; i < nbytes; i++)
printf("%02X ", msg[i]);
printf("\n");