#include <babeltrace/format.h>
#include <babeltrace/ctf-text/types.h>
+#include <babeltrace/ctf/metadata.h>
#include <babeltrace/babeltrace.h>
#include <inttypes.h>
#include <uuid/uuid.h>
.close_trace = ctf_text_close_trace,
};
+static
+int ctf_text_write_event(struct stream_pos *ppos,
+ struct ctf_stream *stream_class)
+{
+ struct ctf_text_stream_pos *pos =
+ container_of(ppos, struct ctf_text_stream_pos, parent);
+ struct ctf_event *event_class;
+ uint64_t id = 0;
+ int len_index;
+ int ret;
+
+ /* print event header */
+ if (stream_class->event_header) {
+ /* lookup event id */
+ len_index = struct_declaration_lookup_field_index(stream_class->event_header_decl,
+ g_quark_from_static_string("id"));
+ if (len_index >= 0) {
+ struct definition_integer *defint;
+ struct definition *field;
+
+ field = struct_definition_get_field_from_index(stream_class->event_header, len_index);
+ assert(field->declaration->id == CTF_TYPE_INTEGER);
+ defint = container_of(field, struct definition_integer, p);
+ assert(defint->declaration->signedness == FALSE);
+ id = defint->value._unsigned; /* set id */
+ }
+ }
+
+ if (id >= stream_class->events_by_id->len) {
+ fprintf(stdout, "[error] Event id %" PRIu64 " is outside range.\n", id);
+ return -EINVAL;
+ }
+ event_class = g_ptr_array_index(stream_class->events_by_id, id);
+ if (!event_class) {
+ fprintf(stdout, "[error] Event id %" PRIu64 " is unknown.\n", id);
+ return -EINVAL;
+ }
+
+ if (pos->print_names)
+ fprintf(pos->fp, "name = ");
+ fprintf(pos->fp, "%s", g_quark_to_string(event_class->name));
+
+ if (stream_class->event_header) {
+ if (pos->print_names)
+ fprintf(pos->fp, ", stream.event.header =");
+ fprintf(pos->fp, " ");
+ ret = generic_rw(ppos, &stream_class->event_header->p);
+ if (ret)
+ goto error;
+ }
+
+ /* print stream-declared event context */
+ if (stream_class->event_context) {
+ if (pos->print_names)
+ fprintf(pos->fp, ", stream.event.context =");
+ fprintf(pos->fp, " ");
+ ret = generic_rw(ppos, &stream_class->event_context->p);
+ if (ret)
+ goto error;
+ }
+
+ /* print event-declared event context */
+ if (event_class->context) {
+ if (pos->print_names)
+ fprintf(pos->fp, ", event.context =");
+ fprintf(pos->fp, " ");
+ ret = generic_rw(ppos, &event_class->context->p);
+ if (ret)
+ goto error;
+ }
+
+ /* Read and print event payload */
+ if (event_class->fields) {
+ if (pos->print_names)
+ fprintf(pos->fp, ", event.fields =");
+ fprintf(pos->fp, " ");
+ ret = generic_rw(ppos, &event_class->fields->p);
+ if (ret)
+ goto error;
+ }
+ fprintf(pos->fp, "\n");
+
+ return 0;
+
+error:
+ fprintf(stdout, "[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)
{
struct ctf_text_stream_pos *pos;
goto error;
pos->fp = fp;
pos->parent.rw_table = write_dispatch_table;
+ pos->parent.event_cb = ctf_text_write_event;
+ pos->print_names = 1;
break;
case O_RDONLY:
default: