+static GQuark Q_STREAM_PACKET_CONTEXT_TIMESTAMP_BEGIN,
+ Q_STREAM_PACKET_CONTEXT_TIMESTAMP_END,
+ Q_STREAM_PACKET_CONTEXT_EVENTS_DISCARDED,
+ Q_STREAM_PACKET_CONTEXT_CONTENT_SIZE,
+ Q_STREAM_PACKET_CONTEXT_PACKET_SIZE;
+
+static
+void __attribute__((constructor)) init_quarks(void)
+{
+ Q_STREAM_PACKET_CONTEXT_TIMESTAMP_BEGIN = g_quark_from_static_string("stream.packet.context.timestamp_begin");
+ Q_STREAM_PACKET_CONTEXT_TIMESTAMP_END = g_quark_from_static_string("stream.packet.context.timestamp_end");
+ Q_STREAM_PACKET_CONTEXT_EVENTS_DISCARDED = g_quark_from_static_string("stream.packet.context.events_discarded");
+ Q_STREAM_PACKET_CONTEXT_CONTENT_SIZE = g_quark_from_static_string("stream.packet.context.content_size");
+ Q_STREAM_PACKET_CONTEXT_PACKET_SIZE = g_quark_from_static_string("stream.packet.context.packet_size");
+}
+
+int print_field(struct definition *definition)
+{
+ /* Print all fields in verbose mode */
+ if (babeltrace_verbose)
+ return 1;
+
+ /* Filter out part of the packet context */
+ if (definition->path == Q_STREAM_PACKET_CONTEXT_TIMESTAMP_BEGIN)
+ return 0;
+ if (definition->path == Q_STREAM_PACKET_CONTEXT_TIMESTAMP_END)
+ return 0;
+ if (definition->path == Q_STREAM_PACKET_CONTEXT_EVENTS_DISCARDED)
+ return 0;
+ if (definition->path == Q_STREAM_PACKET_CONTEXT_CONTENT_SIZE)
+ return 0;
+ if (definition->path == Q_STREAM_PACKET_CONTEXT_PACKET_SIZE)
+ return 0;
+
+ return 1;
+}
+
+static
+void set_field_names_print(struct ctf_text_stream_pos *pos, enum field_item item)
+{
+ switch (item) {
+ case ITEM_SCOPE:
+ if (opt_all_field_names || opt_scope_field_names)
+ pos->print_names = 1;
+ else
+ pos->print_names = 0;
+ break;
+ case ITEM_HEADER:
+ if (opt_all_field_names || opt_header_field_names)
+ pos->print_names = 1;
+ else
+ pos->print_names = 0;
+ break;
+ case ITEM_CONTEXT:
+ if (opt_all_field_names || opt_context_field_names)
+ pos->print_names = 1;
+ else
+ pos->print_names = 0;
+ break;
+ case ITEM_PAYLOAD:
+ if (opt_all_field_names || opt_payload_field_names)
+ pos->print_names = 1;
+ else
+ pos->print_names = 0;
+
+ break;
+ default:
+ assert(0);
+ }
+}
+
+static
+const char *print_loglevel(int value)
+{
+ switch (value) {
+ case -1:
+ return "";
+ case BT_LOGLEVEL_EMERG:
+ return "TRACE_EMERG";
+ case BT_LOGLEVEL_ALERT:
+ return "TRACE_ALERT";
+ case BT_LOGLEVEL_CRIT:
+ return "TRACE_CRIT";
+ case BT_LOGLEVEL_ERR:
+ return "TRACE_ERR";
+ case BT_LOGLEVEL_WARNING:
+ return "TRACE_WARNING";
+ case BT_LOGLEVEL_NOTICE:
+ return "TRACE_NOTICE";
+ case BT_LOGLEVEL_INFO:
+ return "TRACE_INFO";
+ case BT_LOGLEVEL_DEBUG_SYSTEM:
+ return "TRACE_DEBUG_SYSTEM";
+ case BT_LOGLEVEL_DEBUG_PROGRAM:
+ return "TRACE_DEBUG_PROGRAM";
+ case BT_LOGLEVEL_DEBUG_PROCESS:
+ return "TRACE_DEBUG_PROCESS";
+ case BT_LOGLEVEL_DEBUG_MODULE:
+ return "TRACE_DEBUG_MODULE";
+ case BT_LOGLEVEL_DEBUG_UNIT:
+ return "TRACE_DEBUG_UNIT";
+ case BT_LOGLEVEL_DEBUG_FUNCTION:
+ return "TRACE_DEBUG_FUNCTION";
+ case BT_LOGLEVEL_DEBUG_LINE:
+ return "TRACE_DEBUG_LINE";
+ case BT_LOGLEVEL_DEBUG:
+ return "TRACE_DEBUG";
+ default:
+ return "<<UNKNOWN>>";
+ }
+}
+
+static
+int ctf_text_write_event(struct stream_pos *ppos, struct ctf_stream *stream)
+
+{
+ struct ctf_text_stream_pos *pos =
+ container_of(ppos, struct ctf_text_stream_pos, parent);
+ struct ctf_stream_class *stream_class = stream->stream_class;
+ int field_nr_saved;
+ struct ctf_event *event_class;
+ struct ctf_stream_event *event;
+ uint64_t id;
+ int ret;
+ int dom_print = 0;
+
+ id = stream->event_id;
+
+ if (id >= stream_class->events_by_id->len) {
+ fprintf(stderr, "[error] Event id %" PRIu64 " is outside range.\n", id);
+ return -EINVAL;
+ }
+ event = g_ptr_array_index(stream->events_by_id, id);
+ if (!event) {
+ fprintf(stderr, "[error] Event id %" PRIu64 " is unknown.\n", id);
+ return -EINVAL;
+ }
+ event_class = g_ptr_array_index(stream_class->events_by_id, id);
+ if (!event) {
+ fprintf(stderr, "[error] Event id %" PRIu64 " is unknown.\n", id);
+ return -EINVAL;
+ }
+
+ /* Print events discarded */
+ if (stream->events_discarded) {
+ fflush(pos->fp);
+ fprintf(stderr, "[warning] Tracer discarded %d events between [",
+ stream->events_discarded);
+ ctf_print_timestamp(stderr, stream, stream->prev_timestamp);
+ fprintf(stderr, "] and [");
+ ctf_print_timestamp(stderr, stream, stream->prev_timestamp_end);
+ fprintf(stderr, "]. You should consider increasing the buffer size.\n");
+ fflush(stderr);
+ stream->events_discarded = 0;
+ }
+
+ if (stream->has_timestamp) {
+ set_field_names_print(pos, ITEM_HEADER);
+ if (pos->print_names)
+ fprintf(pos->fp, "timestamp = ");
+ else
+ fprintf(pos->fp, "[");
+ ctf_print_timestamp(pos->fp, stream, stream->timestamp);
+ if (!pos->print_names)
+ fprintf(pos->fp, "]");
+
+ if (pos->print_names)
+ fprintf(pos->fp, ", ");
+ else
+ fprintf(pos->fp, " ");
+ }
+ if ((opt_delta_field || opt_all_fields) && stream->has_timestamp) {
+ uint64_t delta, delta_sec, delta_nsec;
+
+ set_field_names_print(pos, ITEM_HEADER);
+ if (pos->print_names)
+ fprintf(pos->fp, "delta = ");
+ else
+ fprintf(pos->fp, "(");
+ if (pos->last_timestamp != -1ULL) {
+ delta = stream->timestamp - pos->last_timestamp;
+ delta_sec = delta / NSEC_PER_SEC;
+ delta_nsec = delta % NSEC_PER_SEC;
+ fprintf(pos->fp, "+%" PRIu64 ".%09" PRIu64,
+ delta_sec, delta_nsec);
+ } else {
+ fprintf(pos->fp, "+?.?????????");
+ }
+ if (!pos->print_names)
+ fprintf(pos->fp, ")");
+
+ if (pos->print_names)
+ fprintf(pos->fp, ", ");
+ else
+ fprintf(pos->fp, " ");
+ pos->last_timestamp = stream->timestamp;
+ }
+
+ if ((opt_trace_field || opt_all_fields) && stream_class->trace->path[0] != '\0') {
+ set_field_names_print(pos, ITEM_HEADER);
+ if (pos->print_names) {
+ fprintf(pos->fp, "trace = ");
+ }
+ fprintf(pos->fp, "%s", stream_class->trace->path);
+ if (pos->print_names)
+ fprintf(pos->fp, ", ");
+ else
+ fprintf(pos->fp, " ");
+ }
+ if ((opt_trace_domain_field && !opt_all_fields) && stream_class->trace->env.domain[0] != '\0') {
+ set_field_names_print(pos, ITEM_HEADER);
+ if (pos->print_names) {
+ fprintf(pos->fp, "trace:domain = ");
+ }
+ fprintf(pos->fp, "%s", stream_class->trace->env.domain);
+ if (pos->print_names)
+ fprintf(pos->fp, ", ");
+ dom_print = 1;
+ }
+ if ((opt_trace_procname_field && !opt_all_fields) && stream_class->trace->env.procname[0] != '\0') {
+ set_field_names_print(pos, ITEM_HEADER);
+ if (pos->print_names) {
+ fprintf(pos->fp, "trace:procname = ");
+ } else if (dom_print) {
+ fprintf(pos->fp, ":");
+ }
+ fprintf(pos->fp, "%s", stream_class->trace->env.procname);
+ if (pos->print_names)
+ fprintf(pos->fp, ", ");
+ dom_print = 1;
+ }
+ if ((opt_trace_vpid_field && !opt_all_fields) && stream_class->trace->env.vpid != -1) {
+ set_field_names_print(pos, ITEM_HEADER);
+ if (pos->print_names) {
+ fprintf(pos->fp, "trace:vpid = ");
+ } else if (dom_print) {
+ fprintf(pos->fp, ":");
+ }
+ fprintf(pos->fp, "%d", stream_class->trace->env.vpid);
+ if (pos->print_names)
+ fprintf(pos->fp, ", ");
+ dom_print = 1;
+ }
+ if ((opt_loglevel_field || opt_all_fields) && event_class->loglevel != -1) {
+ set_field_names_print(pos, ITEM_HEADER);
+ if (pos->print_names) {
+ fprintf(pos->fp, "loglevel = ");
+ } else if (dom_print) {
+ fprintf(pos->fp, ":");
+ }
+ fprintf(pos->fp, "%s (%d)",
+ print_loglevel(event_class->loglevel),
+ event_class->loglevel);
+ if (pos->print_names)
+ fprintf(pos->fp, ", ");
+ dom_print = 1;
+ }
+ if (dom_print && !pos->print_names)
+ fprintf(pos->fp, " ");
+ set_field_names_print(pos, ITEM_HEADER);
+ if (pos->print_names)
+ fprintf(pos->fp, "name = ");
+ fprintf(pos->fp, "%s", g_quark_to_string(event_class->name));
+ if (pos->print_names)
+ pos->field_nr++;
+ else
+ fprintf(pos->fp, ":");
+
+ /* print cpuid field from packet context */
+ if (stream->stream_packet_context) {
+ if (pos->field_nr++ != 0)
+ fprintf(pos->fp, ",");
+ set_field_names_print(pos, ITEM_SCOPE);
+ if (pos->print_names)
+ fprintf(pos->fp, " stream.packet.context =");
+ field_nr_saved = pos->field_nr;
+ pos->field_nr = 0;
+ set_field_names_print(pos, ITEM_CONTEXT);
+ ret = generic_rw(ppos, &stream->stream_packet_context->p);
+ if (ret)
+ goto error;
+ pos->field_nr = field_nr_saved;
+ }
+
+ /* Only show the event header in verbose mode */
+ if (babeltrace_verbose && stream->stream_event_header) {
+ if (pos->field_nr++ != 0)
+ fprintf(pos->fp, ",");
+ set_field_names_print(pos, ITEM_SCOPE);
+ if (pos->print_names)
+ fprintf(pos->fp, " stream.event.header =");
+ field_nr_saved = pos->field_nr;
+ pos->field_nr = 0;
+ set_field_names_print(pos, ITEM_CONTEXT);
+ ret = generic_rw(ppos, &stream->stream_event_header->p);
+ if (ret)
+ goto error;
+ pos->field_nr = field_nr_saved;
+ }
+
+ /* print stream-declared event context */
+ if (stream->stream_event_context) {
+ if (pos->field_nr++ != 0)
+ fprintf(pos->fp, ",");
+ set_field_names_print(pos, ITEM_SCOPE);
+ if (pos->print_names)
+ fprintf(pos->fp, " stream.event.context =");
+ field_nr_saved = pos->field_nr;
+ pos->field_nr = 0;
+ set_field_names_print(pos, ITEM_CONTEXT);
+ ret = generic_rw(ppos, &stream->stream_event_context->p);
+ if (ret)
+ goto error;
+ pos->field_nr = field_nr_saved;
+ }
+
+ /* print event-declared event context */
+ if (event->event_context) {
+ if (pos->field_nr++ != 0)
+ fprintf(pos->fp, ",");
+ set_field_names_print(pos, ITEM_SCOPE);
+ if (pos->print_names)
+ fprintf(pos->fp, " event.context =");
+ field_nr_saved = pos->field_nr;
+ pos->field_nr = 0;
+ set_field_names_print(pos, ITEM_CONTEXT);
+ ret = generic_rw(ppos, &event->event_context->p);
+ if (ret)
+ goto error;
+ pos->field_nr = field_nr_saved;
+ }
+
+ /* Read and print event payload */
+ if (event->event_fields) {
+ if (pos->field_nr++ != 0)
+ fprintf(pos->fp, ",");
+ set_field_names_print(pos, ITEM_SCOPE);
+ if (pos->print_names)
+ fprintf(pos->fp, " event.fields =");
+ field_nr_saved = pos->field_nr;
+ pos->field_nr = 0;
+ set_field_names_print(pos, ITEM_PAYLOAD);
+ ret = generic_rw(ppos, &event->event_fields->p);
+ if (ret)
+ goto error;
+ pos->field_nr = field_nr_saved;
+ }
+ /* newline */
+ fprintf(pos->fp, "\n");
+ pos->field_nr = 0;
+ stream->consumed = 1;
+
+ return 0;
+
+error:
+ fprintf(stderr, "[error] Unexpected end of stream. Either the trace data stream is corrupted or metadata description does not match data layout.\n");
+ return ret;
+}
+
+
+struct trace_descriptor *ctf_text_open_trace(const char *path, int flags,
+ void (*packet_seek)(struct stream_pos *pos, size_t index,
+ int whence), FILE *metadata_fp)