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can-utils
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log2asc: reorder code to prepare CAN FD support 

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
pull/203/head
Oliver Hartkopp 2020-05-09 19:04:53 +02:00
parent df0b25c17e
commit ed9c646608
1 changed files with 38 additions and 21 deletions
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59
log2asc.c
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@ -69,15 +69,45 @@ void print_usage(char *prg)
fprintf(stderr, " -n (set newline to cr/lf - default lf)\n");
}
void can_asc(struct canfd_frame *cf, int devno, FILE *outfile)
{
int i;
char id[10];
fprintf(outfile, "%-2d ", devno); /* channel number left aligned */
if (cf->can_id & CAN_ERR_FLAG)
fprintf(outfile, "ErrorFrame");
else {
sprintf(id, "%X%c", cf->can_id & CAN_EFF_MASK,
(cf->can_id & CAN_EFF_FLAG)?'x':' ');
fprintf(outfile, "%-15s Rx ", id);
if (cf->can_id & CAN_RTR_FLAG)
fprintf(outfile, "r"); /* RTR frame */
else {
fprintf(outfile, "d %d", cf->len); /* data frame */
for (i = 0; i < cf->len; i++) {
fprintf(outfile, " %02X", cf->data[i]);
}
}
}
}
void canfd_asc(struct canfd_frame *cf, int devno, FILE *outfile)
{
}
int main(int argc, char **argv)
{
static char buf[BUFSZ], device[BUFSZ], ascframe[BUFSZ], id[10];
static char buf[BUFSZ], device[BUFSZ], ascframe[BUFSZ];
struct canfd_frame cf;
static struct timeval tv, start_tv;
FILE *infile = stdin;
FILE *outfile = stdout;
static int maxdev, devno, i, crlf, d4, opt;
static int maxdev, devno, i, crlf, d4, opt, mtu;
while ((opt = getopt(argc, argv, "I:O:4n?")) != -1) {
switch (opt) {
@ -162,7 +192,8 @@ int main(int argc, char **argv)
}
if (devno) { /* only convert for selected CAN devices */
if (parse_canframe(ascframe, &cf) != CAN_MTU) /* no CAN FD support so far */
mtu = parse_canframe(ascframe, &cf);
if ((mtu != CAN_MTU) && (mtu != CANFD_MTU))
return 1;
tv.tv_sec = tv.tv_sec - start_tv.tv_sec;
@ -177,25 +208,11 @@ int main(int argc, char **argv)
else
fprintf(outfile, "%4ld.%06ld ", tv.tv_sec, tv.tv_usec);
fprintf(outfile, "%-2d ", devno); /* channel number left aligned */
if (mtu == CAN_MTU)
can_asc(&cf, devno, outfile);
else
canfd_asc(&cf, devno, outfile);
if (cf.can_id & CAN_ERR_FLAG)
fprintf(outfile, "ErrorFrame");
else {
sprintf(id, "%X%c", cf.can_id & CAN_EFF_MASK,
(cf.can_id & CAN_EFF_FLAG)?'x':' ');
fprintf(outfile, "%-15s Rx ", id);
if (cf.can_id & CAN_RTR_FLAG)
fprintf(outfile, "r"); /* RTR frame */
else {
fprintf(outfile, "d %d", cf.len); /* data frame */
for (i = 0; i < cf.len; i++) {
fprintf(outfile, " %02X", cf.data[i]);
}
}
}
if (crlf)
fprintf(outfile, "\r");
fprintf(outfile, "\n");