Print timestamps in text plug-in
[babeltrace.git] / formats / ctf / ir / event.c
index 6d8f57b3e076f7da718e6b1cdd9c87eab80780bb..4c1d24029d60a150a899f0f305c3cd86bb559f23 100644 (file)
 #include <babeltrace/ctf-ir/event-class-internal.h>
 #include <babeltrace/ctf-ir/stream-class.h>
 #include <babeltrace/ctf-ir/stream-class-internal.h>
+#include <babeltrace/ctf-ir/stream-internal.h>
+#include <babeltrace/ctf-ir/packet.h>
+#include <babeltrace/ctf-ir/packet-internal.h>
 #include <babeltrace/ctf-ir/trace-internal.h>
 #include <babeltrace/ctf-ir/validation-internal.h>
+#include <babeltrace/ctf-ir/packet-internal.h>
 #include <babeltrace/ctf-ir/utils.h>
 #include <babeltrace/ref.h>
 #include <babeltrace/ctf-ir/attributes-internal.h>
@@ -151,6 +155,8 @@ struct bt_ctf_event *bt_ctf_event_create(struct bt_ctf_event_class *event_class)
         * lifetime.
         */
        event->event_class = bt_get(event_class);
+       event->clock_values = g_hash_table_new_full(g_direct_hash,
+                       g_direct_equal, bt_put, bt_put);
        event_header =
                bt_ctf_field_create(validation_output.event_header_type);
        if (!event_header) {
@@ -253,40 +259,27 @@ end:
 
 struct bt_ctf_stream *bt_ctf_event_get_stream(struct bt_ctf_event *event)
 {
-       return (struct bt_ctf_stream *) bt_object_get_parent(event);
-}
-
-struct bt_ctf_clock *bt_ctf_event_get_clock(struct bt_ctf_event *event)
-{
-       struct bt_ctf_clock *clock = NULL;
-       struct bt_ctf_event_class *event_class;
-       struct bt_ctf_stream_class *stream_class;
+       struct bt_ctf_stream *stream = NULL;
 
        if (!event) {
                goto end;
        }
 
-       event_class = bt_ctf_event_get_class(event);
-       if (!event_class) {
-               goto end;
-       }
-
-       stream_class = bt_ctf_event_class_get_stream_class(event_class);
-       if (!stream_class) {
-               goto error_put_event_class;
-       }
-
-       clock = bt_ctf_stream_class_get_clock(stream_class);
-       if (!clock) {
-               goto error_put_stream_class;
+       /*
+        * If the event has a parent, then this is its (writer) stream.
+        * If the event has no parent, then if it has a packet, this
+        * is its (non-writer) stream.
+        */
+       if (event->base.parent) {
+               stream = (struct bt_ctf_stream *) bt_object_get_parent(event);
+       } else {
+               if (event->packet) {
+                       stream = bt_get(event->packet->stream);
+               }
        }
 
-error_put_stream_class:
-       bt_put(stream_class);
-error_put_event_class:
-       bt_put(event_class);
 end:
-       return clock;
+       return stream;
 }
 
 int bt_ctf_event_set_payload(struct bt_ctf_event *event,
@@ -295,7 +288,7 @@ int bt_ctf_event_set_payload(struct bt_ctf_event *event,
 {
        int ret = 0;
 
-       if (!event || !payload) {
+       if (!event || !payload || event->frozen) {
                ret = -1;
                goto end;
        }
@@ -343,7 +336,7 @@ int bt_ctf_event_set_payload_field(struct bt_ctf_event *event,
        int ret = 0;
        struct bt_ctf_field_type *payload_type = NULL;
 
-       if (!event || !payload) {
+       if (!event || !payload || event->frozen) {
                ret = -1;
                goto end;
        }
@@ -426,7 +419,7 @@ int bt_ctf_event_set_header(struct bt_ctf_event *event,
        struct bt_ctf_field_type *field_type = NULL;
        struct bt_ctf_stream_class *stream_class = NULL;
 
-       if (!event || !header) {
+       if (!event || !header || event->frozen) {
                ret = -1;
                goto end;
        }
@@ -474,7 +467,7 @@ int bt_ctf_event_set_event_context(struct bt_ctf_event *event,
        int ret = 0;
        struct bt_ctf_field_type *field_type = NULL;
 
-       if (!event || !context) {
+       if (!event || !context || event->frozen) {
                ret = -1;
                goto end;
        }
@@ -515,7 +508,7 @@ int bt_ctf_event_set_stream_event_context(struct bt_ctf_event *event,
        struct bt_ctf_field_type *field_type = NULL;
        struct bt_ctf_stream_class *stream_class = NULL;
 
-       if (!event || !stream_event_context) {
+       if (!event || !stream_event_context || event->frozen) {
                ret = -1;
                goto end;
        }
@@ -565,13 +558,49 @@ void bt_ctf_event_destroy(struct bt_object *obj)
                 */
                bt_put(event->event_class);
        }
+       g_hash_table_destroy(event->clock_values);
        bt_put(event->event_header);
        bt_put(event->stream_event_context);
        bt_put(event->context_payload);
        bt_put(event->fields_payload);
+       bt_put(event->packet);
        g_free(event);
 }
 
+struct bt_ctf_clock_value *bt_ctf_event_get_clock_value(
+               struct bt_ctf_event *event, struct bt_ctf_clock *clock)
+{
+       struct bt_ctf_clock_value *clock_value = NULL;
+
+       if (!event || !clock) {
+               goto end;
+       }
+
+       clock_value = g_hash_table_lookup(event->clock_values, clock);
+       if (!clock_value) {
+               goto end;
+       }
+
+       bt_get(clock_value);
+end:
+       return clock_value;
+}
+
+int bt_ctf_event_set_clock_value(struct bt_ctf_event *event,
+               struct bt_ctf_clock *clock, struct bt_ctf_clock_value *value)
+{
+       int ret = 0;
+
+       if (!event || !clock || !value || event->frozen) {
+               ret = -1;
+               goto end;
+       }
+
+       g_hash_table_insert(event->clock_values, bt_get(clock), bt_get(value));
+end:
+       return ret;
+}
+
 static
 int set_integer_field_value(struct bt_ctf_field* field, uint64_t value)
 {
@@ -686,7 +715,7 @@ int bt_ctf_event_populate_event_header(struct bt_ctf_event *event)
        int ret = 0;
        struct bt_ctf_field *id_field = NULL, *timestamp_field = NULL;
 
-       if (!event) {
+       if (!event || event->frozen) {
                ret = -1;
                goto end;
        }
@@ -713,13 +742,16 @@ int bt_ctf_event_populate_event_header(struct bt_ctf_event *event)
                        timestamp_field_type);
                bt_put(timestamp_field_type);
                if (mapped_clock) {
-                       int64_t timestamp;
+                       int64_t timestamp = 0;
 
+                       // FIXME - Clock refactoring
+                       /*
                        ret = bt_ctf_clock_get_time(mapped_clock, &timestamp);
                        bt_put(mapped_clock);
                        if (ret) {
                                goto end;
                        }
+                       */
 
                        ret = set_integer_field_value(timestamp_field,
                                timestamp);
@@ -734,55 +766,76 @@ end:
        return ret;
 }
 
-struct bt_ctf_event *bt_ctf_event_copy(struct bt_ctf_event *event)
+struct bt_ctf_packet *bt_ctf_event_get_packet(struct bt_ctf_event *event)
 {
-       struct bt_ctf_event *copy = NULL;
+       struct bt_ctf_packet *packet = NULL;
 
-       if (!event) {
-               goto error;
+       if (!event || !event->packet) {
+               goto end;
        }
 
-       copy = g_new0(struct bt_ctf_event, 1);
-       if (!copy) {
-               goto error;
-       }
+       packet = bt_get(event->packet);
+end:
+       return packet;
+}
 
-       bt_object_init(copy, bt_ctf_event_destroy);
-       copy->event_class = bt_get(event->event_class);
+int bt_ctf_event_set_packet(struct bt_ctf_event *event,
+               struct bt_ctf_packet *packet)
+{
+       struct bt_ctf_stream_class *event_stream_class = NULL;
+       struct bt_ctf_stream_class *packet_stream_class = NULL;
+       struct bt_ctf_stream *stream = NULL;
+       int ret = 0;
 
-       if (event->event_header) {
-               copy->event_header = bt_ctf_field_copy(event->event_header);
-               if (!copy->event_header) {
-                       goto error;
-               }
+       if (!event || !packet || event->frozen) {
+               ret = -1;
+               goto end;
        }
 
-       if (event->stream_event_context) {
-               copy->stream_event_context =
-                       bt_ctf_field_copy(event->stream_event_context);
-               if (!copy->stream_event_context) {
-                       goto error;
+       /*
+        * Make sure the new packet was created by this event's
+        * stream, if it is set.
+        */
+       stream = bt_ctf_event_get_stream(event);
+       if (stream) {
+               if (packet->stream != stream) {
+                       ret = -1;
+                       goto end;
                }
-       }
+       } else {
+               event_stream_class =
+                       bt_ctf_event_class_get_stream_class(event->event_class);
+               packet_stream_class =
+                       bt_ctf_stream_get_class(packet->stream);
 
-       if (event->context_payload) {
-               copy->context_payload = bt_ctf_field_copy(
-                       event->context_payload);
-               if (!copy->context_payload) {
-                       goto error;
-               }
-       }
+               assert(event_stream_class);
+               assert(packet_stream_class);
 
-       if (event->fields_payload) {
-               copy->fields_payload = bt_ctf_field_copy(event->fields_payload);
-               if (!copy->fields_payload) {
-                       goto error;
+               if (event_stream_class != packet_stream_class) {
+                       ret = -1;
+                       goto end;
                }
        }
 
-       return copy;
+       bt_get(packet);
+       BT_MOVE(event->packet, packet);
 
-error:
-       BT_PUT(copy);
-       return copy;
+end:
+       BT_PUT(stream);
+       BT_PUT(event_stream_class);
+       BT_PUT(packet_stream_class);
+
+       return ret;
+}
+
+BT_HIDDEN
+void bt_ctf_event_freeze(struct bt_ctf_event *event)
+{
+       assert(event);
+       bt_ctf_packet_freeze(event->packet);
+       bt_ctf_field_freeze(event->event_header);
+       bt_ctf_field_freeze(event->stream_event_context);
+       bt_ctf_field_freeze(event->context_payload);
+       bt_ctf_field_freeze(event->fields_payload);
+       event->frozen = 1;
 }
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