Handle negative time and offset from Epoch

[babeltrace.git] / formats / ctf / events.c

diff --git a/formats/ctf/events.c b/formats/ctf/events.c
index 8174293b28e85b80b2038ecec808c3490488636f..f336dd88b743b7bdbb9bd6e21a78d180dc0a584e 100644 (file)
--- a/formats/ctf/events.c
+++ b/formats/ctf/events.c
@@ -255,7 +255,7 @@ int bt_ctf_get_field_list(const struct bt_ctf_event *ctf_event,
                        goto error;
                if (def_sequence->elems->pdata) {
                        *list = (struct bt_definition const* const*) def_sequence->elems->pdata;
-                       *count = def_sequence->elems->len;
+                       *count = (unsigned int) def_sequence->length->value._unsigned;
                        goto end;
                } else {
                        goto error;
@@ -315,18 +315,19 @@ int bt_ctf_event_get_handle_id(const struct bt_ctf_event *ctf_event)
        return ret;
 }
 
-uint64_t bt_ctf_get_timestamp(const struct bt_ctf_event *ctf_event)
+int bt_ctf_get_timestamp(const struct bt_ctf_event *ctf_event, int64_t *timestamp)
 {
        const struct ctf_event_definition *event;
 
-       if (!ctf_event)
-               return -1ULL;
+       if (!ctf_event || !timestamp)
+               return -1;
 
        event = ctf_event->parent;
        if (event && event->stream->has_timestamp)
-               return event->stream->real_timestamp;
+               *timestamp = event->stream->real_timestamp;
        else
-               return -1ULL;
+               return -1;
+       return 0;
 }
 
 uint64_t bt_ctf_get_cycles(const struct bt_ctf_event *ctf_event)
@@ -712,6 +713,14 @@ const char *bt_ctf_get_decl_event_name(const struct bt_ctf_event_decl *event)
        return g_quark_to_string(event->parent.name);
 }
 
+uint64_t bt_ctf_get_decl_event_id(const struct bt_ctf_event_decl *event)
+{
+       if (!event)
+               return (uint64_t)(-1);
+
+       return event->parent.id;
+}
+
 int bt_ctf_get_decl_fields(struct bt_ctf_event_decl *event_decl,
                enum bt_ctf_scope scope,
                struct bt_ctf_field_decl const * const **list,