#include <babeltrace/ctf-ir/metadata.h>
#include <stdarg.h>
+int babeltrace_verbose, babeltrace_debug;
+
struct stream_saved_pos {
/*
* Use file_stream pointer to check if the trace collection we
struct bt_dependencies *depends;
struct bt_dependencies *weak_depends;
struct bt_dependencies *provides;
- enum bt_cb_ret (*callback)(void *private_data, void *caller_data);
+ enum bt_cb_ret (*callback)(struct bt_ctf_data *ctf_data,
+ void *private_data);
};
struct bt_callback_chain {
*/
int babeltrace_iter_add_callback(struct babeltrace_iter *iter,
bt_event_name event, void *private_data, int flags,
- enum bt_cb_ret (*callback)(void *private_data, void *caller_data),
+ enum bt_cb_ret (*callback)(struct bt_ctf_data *ctf_data,
+ void *private_data),
struct bt_dependencies *depends,
struct bt_dependencies *weak_depends,
struct bt_dependencies *provides)
stream = g_ptr_array_index(tin->streams, stream_id);
- /* find or create the bt_stream_callbacks for this stream */
- if (iter->callbacks->len >= stream_id) {
- bt_stream_cb = &g_array_index(iter->callbacks,
- struct bt_stream_callbacks, stream->stream_id);
- } else {
- g_array_set_size(iter->callbacks, stream->stream_id);
+ if (stream_id >= iter->callbacks->len) {
+ g_array_set_size(iter->callbacks, stream->stream_id + 1);
}
- if (!bt_stream_cb || !bt_stream_cb->per_id_callbacks) {
- struct bt_stream_callbacks new_stream_cb;
- new_stream_cb.per_id_callbacks = g_array_new(1, 1,
+ bt_stream_cb = &g_array_index(iter->callbacks,
+ struct bt_stream_callbacks, stream->stream_id);
+ if (!bt_stream_cb->per_id_callbacks) {
+ bt_stream_cb->per_id_callbacks = g_array_new(FALSE, TRUE,
sizeof(struct bt_callback_chain));
- g_array_insert_val(iter->callbacks, stream->stream_id, new_stream_cb);
- bt_stream_cb = &g_array_index(iter->callbacks,
- struct bt_stream_callbacks, stream->stream_id);
}
if (event) {
printf("event not found\n");
continue;
}
- event_id = (uint64_t)*event_id_ptr;
+ event_id = (uint64_t)(unsigned long) *event_id_ptr;
/* find or create the bt_callback_chain for this event */
- if (bt_stream_cb->per_id_callbacks->len >= event_id) {
- bt_chain = &g_array_index(bt_stream_cb->per_id_callbacks,
- struct bt_callback_chain, event_id);
- } else {
- g_array_set_size(bt_stream_cb->per_id_callbacks, event_id);
+ if (event_id >= bt_stream_cb->per_id_callbacks->len) {
+ g_array_set_size(bt_stream_cb->per_id_callbacks, event_id + 1);
}
- if (!bt_chain || !bt_chain->callback) {
- struct bt_callback_chain new_chain;
- new_chain.callback = g_array_new(1, 1, sizeof(struct bt_callback));
- g_array_insert_val(bt_stream_cb->per_id_callbacks, event_id,
- new_chain);
- bt_chain = &g_array_index(bt_stream_cb->per_id_callbacks,
- struct bt_callback_chain, event_id);
+ bt_chain = &g_array_index(bt_stream_cb->per_id_callbacks,
+ struct bt_callback_chain, event_id);
+ if (!bt_chain->callback) {
+ bt_chain->callback = g_array_new(FALSE, TRUE,
+ sizeof(struct bt_callback));
}
} else {
/* callback for all events */
if (!iter->main_callbacks.callback) {
- iter->main_callbacks.callback = g_array_new(1, 1,
+ iter->main_callbacks.callback = g_array_new(FALSE, TRUE,
sizeof(struct bt_callback));
}
bt_chain = &iter->main_callbacks;
*/
break;
case BT_SEEK_BEGIN:
- ctf_move_pos_slow(&file_stream->pos, 0, SEEK_SET);
+ file_stream->pos.move_pos_slow(&file_stream->pos, 0, SEEK_SET);
ret = stream_read_event(file_stream);
break;
case BT_SEEK_TIME:
for (j = 0; j < bt_stream_cb->per_id_callbacks->len; j++) {
bt_chain = &g_array_index(bt_stream_cb->per_id_callbacks,
struct bt_callback_chain, j);
- g_array_free(bt_chain->callback, TRUE);
+ if (bt_chain->callback) {
+ g_array_free(bt_chain->callback, TRUE);
+ }
}
g_array_free(bt_stream_cb->per_id_callbacks, TRUE);
}
return ret;
}
+static
+struct ctf_stream_event *extract_ctf_stream_event(struct ctf_stream *stream)
+{
+ struct ctf_stream_class *stream_class = stream->stream_class;
+ struct ctf_event *event_class;
+ struct ctf_stream_event *event;
+ uint64_t id = stream->event_id;
+
+ if (id >= stream_class->events_by_id->len) {
+ fprintf(stdout, "[error] Event id %" PRIu64 " is outside range.\n", id);
+ return NULL;
+ }
+ event = g_ptr_array_index(stream->events_by_id, id);
+ if (!event) {
+ fprintf(stdout, "[error] Event id %" PRIu64 " is unknown.\n", id);
+ return NULL;
+ }
+ 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 NULL;
+ }
+
+ return event;
+}
+
static
void process_callbacks(struct babeltrace_iter *iter,
- struct ctf_stream *stream)
+ struct ctf_stream *stream)
{
struct bt_stream_callbacks *bt_stream_cb;
struct bt_callback_chain *bt_chain;
struct bt_callback *cb;
int i;
enum bt_cb_ret ret;
+ struct bt_ctf_data ctf_data;
+
+ ctf_data.event = extract_ctf_stream_event(stream);
+ ctf_data.stream = stream;
/* process all events callback first */
if (iter->main_callbacks.callback) {
cb = &g_array_index(iter->main_callbacks.callback, struct bt_callback, i);
if (!cb)
goto end;
- ret = cb->callback(NULL, NULL);
+ ret = cb->callback(&ctf_data, cb->private_data);
switch (ret) {
- case BT_CB_OK_STOP:
- case BT_CB_ERROR_STOP:
- goto end;
- default:
- break;
+ case BT_CB_OK_STOP:
+ case BT_CB_ERROR_STOP:
+ goto end;
+ default:
+ break;
}
}
}
cb = &g_array_index(bt_chain->callback, struct bt_callback, i);
if (!cb)
goto end;
- ret = cb->callback(NULL, NULL);
+ ret = cb->callback(&ctf_data, cb->private_data);
switch (ret) {
case BT_CB_OK_STOP:
case BT_CB_ERROR_STOP:
babeltrace_iter_destroy(iter);
return ret;
}
+
+static
+void __attribute__((constructor)) init_babeltrace_lib(void)
+{
+ if (getenv("BABELTRACE_VERBOSE"))
+ babeltrace_verbose = 1;
+ if (getenv("BABELTRACE_DEBUG"))
+ babeltrace_debug = 1;
+}