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canbusload: show RX/TX direction in bargraph 

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
pull/556/head
Oliver Hartkopp 2024-08-08 10:04:55 +02:00
parent 724e6f7c11
commit fc2473424e
1 changed files with 20 additions and 1 deletions
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21
canbusload.c
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@ -75,6 +75,7 @@ extern int optind, opterr, optopt;
static struct {
char devname[IFNAMSIZ + 1];
char recv_direction;
int ifindex;
unsigned int bitrate;
unsigned int dbitrate;
@ -215,7 +216,7 @@ static void printstats(int signo)
for (j = 0; j < NUMBAR; j++) {
if (j < percent / PERCENTRES)
printf("X");
printf("%c", stat[i].recv_direction);
else
printf(".");
}
@ -233,6 +234,7 @@ static void printstats(int signo)
stat[i].recv_bits_total = 0;
stat[i].recv_bits_dbitrate = 0;
stat[i].recv_bits_payload = 0;
stat[i].recv_direction = '.';
}
if (!redraw)
@ -366,6 +368,8 @@ int main(int argc, char **argv)
if (nbytes > max_bitrate_len)
max_bitrate_len = nbytes; /* for nice printing */
stat[i].recv_direction = '.';
/* handling for 'any' device */
if (have_anydev == 0 && strcmp(ANYDEV, stat[i].devname) == 0) {
anydev_bitrate = stat[i].bitrate;
@ -462,6 +466,7 @@ int main(int argc, char **argv)
stat[i].ifindex = addr.can_ifindex;
stat[i].bitrate = anydev_bitrate;
stat[i].dbitrate = anydev_dbitrate;
stat[i].recv_direction = '.';
if_indextoname(addr.can_ifindex, stat[i].devname);
nbytes = strlen(stat[i].devname);
if (nbytes > max_devname_len)
@ -469,6 +474,20 @@ int main(int argc, char **argv)
currmax++;
}
if (msg.msg_flags & MSG_DONTROUTE) {
/* TX direction */
if (stat[i].recv_direction == '.')
stat[i].recv_direction = 'T';
else if (stat[i].recv_direction == 'R')
stat[i].recv_direction = 'X';
} else {
/* RX direction */
if (stat[i].recv_direction == '.')
stat[i].recv_direction = 'R';
else if (stat[i].recv_direction == 'T')
stat[i].recv_direction = 'X';
}
stat[i].recv_frames++;
stat[i].recv_bits_payload += frame.len * 8;
stat[i].recv_bits_dbitrate += can_frame_dbitrate_length(