#include <stdio.h>
#include <stdlib.h>
+#include <stdint.h>
#include <unistd.h>
#include <string.h>
#include <signal.h>
/* check for (unlikely) dropped frames on this specific socket */
if (dropcnt[i] != last_dropcnt[i]) {
- __u32 frames;
-
- if (dropcnt[i] > last_dropcnt[i])
- frames = dropcnt[i] - last_dropcnt[i];
- else
- frames = 4294967295U - last_dropcnt[i] + dropcnt[i]; /* 4294967295U == UINT32_MAX */
+ __u32 frames = dropcnt[i] - last_dropcnt[i];
if (silent != SILENT_ON)
printf("DROPCOUNT: dropped %d CAN frame%s on '%s' socket (total drops %d)\n",
view |= CANLIB_VIEW_INDENT_SFF;
if (log) {
+ char buf[CL_CFSZ]; /* max length */
+
/* log CAN frame with absolute timestamp & device */
- fprintf(logfile, "(%010ld.%06ld) ", tv.tv_sec, tv.tv_usec);
- fprintf(logfile, "%*s ", max_devname_len, devname[idx]);
- /* without separator as logfile use-case is parsing */
- fprint_canframe(logfile, &frame, "\n", 0, maxdlen);
+ sprint_canframe(buf, &frame, 0, maxdlen);
+ fprintf(logfile, "(%010ld.%06ld) %*s %s\n",
+ tv.tv_sec, tv.tv_usec,
+ max_devname_len, devname[idx], buf);
}
if (logfrmt) {
+ char buf[CL_CFSZ]; /* max length */
+
/* print CAN frame in log file style to stdout */
- printf("(%010ld.%06ld) ", tv.tv_sec, tv.tv_usec);
- printf("%*s ", max_devname_len, devname[idx]);
- fprint_canframe(stdout, &frame, "\n", 0, maxdlen);
+ sprint_canframe(buf, &frame, 0, maxdlen);
+ printf("(%010ld.%06ld) %*s %s\n",
+ tv.tv_sec, tv.tv_usec,
+ max_devname_len, devname[idx], buf);
goto out_fflush; /* no other output to stdout */
}