#define min(a, b) (((a) < (b)) ? (a) : (b))
#endif
+#define NSEC_PER_SEC 1000000000ULL
+
+int opt_clock_raw,
+ opt_clock_seconds,
+ opt_clock_date,
+ opt_clock_gmt;
+
+uint64_t opt_clock_offset;
+
extern int yydebug;
static
updateval = stream->timestamp;
updateval &= ~((1ULL << integer_declaration->len) - 1);
updateval += newval;
+ stream->prev_timestamp = stream->timestamp;
stream->timestamp = updateval;
}
+void ctf_print_timestamp(FILE *fp,
+ struct ctf_stream *stream,
+ uint64_t timestamp)
+{
+ uint64_t ts_sec = 0, ts_nsec;
+ struct ctf_trace *trace = stream->stream_class->trace;
+ struct trace_collection *tc = trace->collection;
+ uint64_t tc_offset = tc->single_clock_offset_avg;
+
+ ts_nsec = timestamp;
+
+ /* Add offsets */
+ if (!opt_clock_raw) {
+ ts_nsec += tc_offset;
+ }
+ ts_sec += opt_clock_offset;
+
+ ts_sec += ts_nsec / NSEC_PER_SEC;
+ ts_nsec = ts_nsec % NSEC_PER_SEC;
+
+ if (!opt_clock_seconds) {
+ struct tm tm;
+ time_t time_s = (time_t) ts_sec;
+
+ if (!opt_clock_gmt) {
+ struct tm *res;
+
+ res = localtime_r(&time_s, &tm);
+ if (!res) {
+ fprintf(stderr, "[warning] Unable to get localtime.\n");
+ goto seconds;
+ }
+ } else {
+ struct tm *res;
+
+ res = gmtime_r(&time_s, &tm);
+ if (!res) {
+ fprintf(stderr, "[warning] Unable to get gmtime.\n");
+ goto seconds;
+ }
+ }
+ if (opt_clock_date) {
+ char timestr[26];
+ size_t res;
+
+ /* Print date and time */
+ res = strftime(timestr, sizeof(timestr),
+ "%F ", &tm);
+ if (!res) {
+ fprintf(stderr, "[warning] Unable to print ascii time.\n");
+ goto seconds;
+ }
+ fprintf(fp, "%s", timestr);
+ }
+ /* Print time in HH:MM:SS.ns */
+ fprintf(fp, "%02d:%02d:%02d.%09" PRIu64,
+ tm.tm_hour, tm.tm_min, tm.tm_sec, ts_nsec);
+ goto end;
+ }
+seconds:
+ fprintf(fp, "%3" PRIu64 ".%09" PRIu64,
+ ts_sec, ts_nsec);
+
+end:
+ return;
+}
+
static
int ctf_read_event(struct stream_pos *ppos, struct ctf_stream *stream)
{
read_next_packet:
switch (whence) {
case SEEK_CUR:
- if (pos->offset == EOF)
+ {
+ uint32_t events_discarded_diff;
+
+ if (pos->offset == EOF) {
return;
+ }
+ /* For printing discarded event count */
+ index = &g_array_index(pos->packet_index,
+ struct packet_index, pos->cur_index);
+ events_discarded_diff = index->events_discarded;
+ file_stream->parent.prev_timestamp_end =
+ index->timestamp_end;
+ if (pos->cur_index > 0) {
+ index = &g_array_index(pos->packet_index,
+ struct packet_index,
+ pos->cur_index - 1);
+ events_discarded_diff -= index->events_discarded;
+ }
+ file_stream->parent.events_discarded = events_discarded_diff;
+ file_stream->parent.prev_timestamp = file_stream->parent.timestamp;
/* The reader will expect us to skip padding */
assert(pos->offset + offset == pos->content_size);
++pos->cur_index;
break;
+ }
case SEEK_SET:
assert(offset == 0); /* only seek supported for now */
pos->cur_index = 0;
+ file_stream->parent.prev_timestamp = 0;
+ file_stream->parent.prev_timestamp_end = 0;
break;
default:
assert(0);
}
if (pos->cur_index >= pos->packet_index->len) {
+ /*
+ * When a stream reaches the end of the
+ * file, we need to show the number of
+ * events discarded ourselves, because
+ * there is no next event scheduled to
+ * be printed in the output.
+ */
+ if (file_stream->parent.events_discarded) {
+ fflush(stdout);
+ fprintf(stderr, "[warning] Tracer discarded %d events at end of stream between [",
+ file_stream->parent.events_discarded);
+ ctf_print_timestamp(stderr, &file_stream->parent,
+ file_stream->parent.prev_timestamp);
+ fprintf(stderr, "] and [");
+ ctf_print_timestamp(stderr, &file_stream->parent,
+ file_stream->parent.prev_timestamp_end);
+ fprintf(stderr, "]. You should consider increasing the buffer size.\n");
+ fflush(stderr);
+ file_stream->parent.events_discarded = 0;
+ }
pos->offset = EOF;
return;
}
packet_index.packet_size = 0;
packet_index.timestamp_begin = 0;
packet_index.timestamp_end = 0;
+ packet_index.events_discarded = 0;
/* read and check header, set stream id (and check) */
if (file_stream->parent.trace_packet_header) {
field = struct_definition_get_field_from_index(file_stream->parent.stream_packet_context, len_index);
packet_index.timestamp_end = get_unsigned_int(field);
}
+
+ /* read events discarded from header */
+ len_index = struct_declaration_lookup_field_index(file_stream->parent.stream_packet_context->declaration, g_quark_from_static_string("events_discarded"));
+ if (len_index >= 0) {
+ struct definition *field;
+
+ field = struct_definition_get_field_from_index(file_stream->parent.stream_packet_context, len_index);
+ packet_index.events_discarded = get_unsigned_int(field);
+ }
} else {
/* Use file size for packet size */
packet_index.content_size = filestats.st_size * CHAR_BIT;