Add time delta to ctf-text

[babeltrace.git] / converter / babeltrace-lib.c

diff --git a/converter/babeltrace-lib.c b/converter/babeltrace-lib.c
index 176eff3cf9319712a0956bb914d7548bc8695dbe..518ec6129dcaf622e072ebeac0613cd5ad8c6361 100644 (file)
--- a/converter/babeltrace-lib.c
+++ b/converter/babeltrace-lib.c
@@ -34,6 +34,8 @@
 #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
@@ -56,7 +58,8 @@ struct bt_callback {
        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 {
@@ -138,7 +141,8 @@ struct bt_dependencies *babeltrace_dependencies_create(const char *first, ...)
  */
 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)
@@ -188,7 +192,7 @@ int babeltrace_iter_add_callback(struct babeltrace_iter *iter,
                                        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) {
@@ -275,7 +279,7 @@ static int babeltrace_filestream_seek(struct ctf_file_stream *file_stream,
                 */
                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:
@@ -406,8 +410,33 @@ error_malloc:
 
 void babeltrace_iter_destroy(struct babeltrace_iter *iter)
 {
+       struct bt_stream_callbacks *bt_stream_cb;
+       struct bt_callback_chain *bt_chain;
+       int i, j;
+
        heap_free(iter->stream_heap);
        g_free(iter->stream_heap);
+
+       /* free all events callbacks */
+       if (iter->main_callbacks.callback)
+               g_array_free(iter->main_callbacks.callback, TRUE);
+
+       /* free per-event callbacks */
+       for (i = 0; i < iter->callbacks->len; i++) {
+               bt_stream_cb = &g_array_index(iter->callbacks,
+                               struct bt_stream_callbacks, i);
+               if (!bt_stream_cb || !bt_stream_cb->per_id_callbacks)
+                       continue;
+               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);
+                       if (bt_chain->callback) {
+                               g_array_free(bt_chain->callback, TRUE);
+                       }
+               }
+               g_array_free(bt_stream_cb->per_id_callbacks, TRUE);
+       }
+
        free(iter);
 }
 
@@ -440,15 +469,45 @@ end:
        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) {
@@ -456,13 +515,13 @@ void process_callbacks(struct babeltrace_iter *iter,
                        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;
                        }
                }
        }
@@ -484,7 +543,7 @@ void process_callbacks(struct babeltrace_iter *iter,
                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:
@@ -552,3 +611,12 @@ end:
        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;
+}