/* Licensed under BSD-MIT - see LICENSE file for details */
#include <ccan/time/time.h>
#include <stdlib.h>
-#include <assert.h>
+#include <stdio.h>
+
+#ifdef DEBUG
+#include <ccan/str/str.h>
+#define TIME_CHECK(t) time_check((t), __FILE__ ":" stringify(__LINE__))
+#else
+#define TIME_CHECK(t) (t)
+#endif
#if !HAVE_CLOCK_GETTIME && !HAVE_CLOCK_GETTIME_IN_LIBRT
#include <sys/time.h>
gettimeofday(&now, NULL);
ret.tv_sec = now.tv_sec;
ret.tv_nsec = now.tv_usec * 1000;
- return ret;
+ return TIME_CHECK(ret);
}
#else
#include <time.h>
{
struct timespec ret;
clock_gettime(CLOCK_REALTIME, &ret);
- return ret;
+ return TIME_CHECK(ret);
}
#endif /* HAVE_CLOCK_GETTIME || HAVE_CLOCK_GETTIME_IN_LIBRT */
bool time_greater(struct timespec a, struct timespec b)
{
- if (a.tv_sec > b.tv_sec)
+ if (TIME_CHECK(a).tv_sec > TIME_CHECK(b).tv_sec)
return true;
else if (a.tv_sec < b.tv_sec)
return false;
bool time_less(struct timespec a, struct timespec b)
{
- if (a.tv_sec < b.tv_sec)
+ if (TIME_CHECK(a).tv_sec < TIME_CHECK(b).tv_sec)
return true;
else if (a.tv_sec > b.tv_sec)
return false;
bool time_eq(struct timespec a, struct timespec b)
{
- return a.tv_sec == b.tv_sec && a.tv_nsec == b.tv_nsec;
+ return TIME_CHECK(a).tv_sec == TIME_CHECK(b).tv_sec && a.tv_nsec == b.tv_nsec;
}
struct timespec time_sub(struct timespec recent, struct timespec old)
{
struct timespec diff;
- diff.tv_sec = recent.tv_sec - old.tv_sec;
+ diff.tv_sec = TIME_CHECK(recent).tv_sec - TIME_CHECK(old).tv_sec;
if (old.tv_nsec > recent.tv_nsec) {
diff.tv_sec--;
diff.tv_nsec = 1000000000 + recent.tv_nsec - old.tv_nsec;
} else
diff.tv_nsec = recent.tv_nsec - old.tv_nsec;
- assert(diff.tv_sec >= 0);
- return diff;
+ return TIME_CHECK(diff);
}
struct timespec time_add(struct timespec a, struct timespec b)
{
struct timespec sum;
- sum.tv_sec = a.tv_sec + b.tv_sec;
+ sum.tv_sec = TIME_CHECK(a).tv_sec + TIME_CHECK(b).tv_sec;
sum.tv_nsec = a.tv_nsec + b.tv_nsec;
if (sum.tv_nsec >= 1000000000) {
sum.tv_sec++;
sum.tv_nsec -= 1000000000;
}
- return sum;
+ return TIME_CHECK(sum);
}
struct timespec time_divide(struct timespec t, unsigned long div)
uint64_t rem, ns;
/* Dividing seconds is simple. */
- res.tv_sec = t.tv_sec / div;
+ res.tv_sec = TIME_CHECK(t).tv_sec / div;
rem = t.tv_sec % div;
/* If we can't fit remainder * 1,000,000,000 in 64 bits? */
ns = rem * 1000000000 + t.tv_nsec;
res.tv_nsec = ns / div;
}
- return res;
+ return TIME_CHECK(res);
}
struct timespec time_multiply(struct timespec t, unsigned long mult)
res.tv_nsec = nsec % 1000000000;
res.tv_sec = nsec / 1000000000;
}
- res.tv_sec += t.tv_sec * mult;
- return res;
+ res.tv_sec += TIME_CHECK(t).tv_sec * mult;
+ return TIME_CHECK(res);
}
uint64_t time_to_msec(struct timespec t)
{
uint64_t msec;
- msec = t.tv_nsec / 1000000 + (uint64_t)t.tv_sec * 1000;
+ msec = TIME_CHECK(t).tv_nsec / 1000000 + (uint64_t)t.tv_sec * 1000;
return msec;
}
{
uint64_t usec;
- usec = t.tv_nsec / 1000 + (uint64_t)t.tv_sec * 1000000;
+ usec = TIME_CHECK(t).tv_nsec / 1000 + (uint64_t)t.tv_sec * 1000000;
return usec;
}
{
uint64_t nsec;
- nsec = t.tv_nsec + (uint64_t)t.tv_sec * 1000000000;
+ nsec = TIME_CHECK(t).tv_nsec + (uint64_t)t.tv_sec * 1000000000;
return nsec;
}
t.tv_nsec = (msec % 1000) * 1000000;
t.tv_sec = msec / 1000;
- return t;
+ return TIME_CHECK(t);
}
struct timespec time_from_usec(uint64_t usec)
t.tv_nsec = (usec % 1000000) * 1000;
t.tv_sec = usec / 1000000;
- return t;
+ return TIME_CHECK(t);
}
struct timespec time_from_nsec(uint64_t nsec)
t.tv_nsec = nsec % 1000000000;
t.tv_sec = nsec / 1000000000;
+ return TIME_CHECK(t);
+}
+
+struct timespec time_check(struct timespec t, const char *abortstr)
+{
+ if (t.tv_sec < 0 || t.tv_nsec >= 1000000000) {
+ if (abortstr) {
+ fprintf(stderr, "%s: malformed time %li.%09li\n",
+ abortstr,
+ (long)t.tv_sec, (long)t.tv_nsec);
+ abort();
+ } else {
+ struct timespec old = t;
+
+ if (t.tv_nsec >= 1000000000) {
+ t.tv_sec += t.tv_nsec / 1000000000;
+ t.tv_nsec %= 1000000000;
+ }
+ if (t.tv_sec < 0)
+ t.tv_sec = 0;
+
+ fprintf(stderr, "WARNING: malformed time"
+ " %li seconds %li ns converted to %li.%09li.\n",
+ (long)old.tv_sec, (long)old.tv_nsec,
+ (long)t.tv_sec, (long)t.tv_nsec);
+ }
+ }
return t;
}