--- /dev/null
+/*
+ * Copyright 2019 Philippe Proulx <pproulx@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#define BT_LOG_TAG "MSG-STREAM-ACTIVITY"
+#include <babeltrace/lib-logging-internal.h>
+
+#include <babeltrace/assert-pre-internal.h>
+#include <babeltrace/object-internal.h>
+#include <babeltrace/compiler-internal.h>
+#include <babeltrace/trace-ir/clock-class.h>
+#include <babeltrace/trace-ir/clock-snapshot-internal.h>
+#include <babeltrace/trace-ir/stream-class-internal.h>
+#include <babeltrace/trace-ir/stream-internal.h>
+#include <babeltrace/graph/message-internal.h>
+#include <babeltrace/graph/message-stream-activity-beginning-const.h>
+#include <babeltrace/graph/message-stream-activity-end-const.h>
+#include <babeltrace/graph/message-stream-activity-beginning.h>
+#include <babeltrace/graph/message-stream-activity-end.h>
+#include <babeltrace/graph/message-stream-activity-internal.h>
+
+static
+void destroy_stream_activity_message(struct bt_object *obj)
+{
+ struct bt_message_stream_activity *message = (void *) obj;
+
+ BT_LIB_LOGD("Destroying stream activity message: %!+n", message);
+ BT_LIB_LOGD("Putting stream: %!+s", message->stream);
+ BT_OBJECT_PUT_REF_AND_RESET(message->stream);
+
+ if (message->default_cs) {
+ bt_clock_snapshot_recycle(message->default_cs);
+ }
+
+ g_free(message);
+}
+
+static inline
+struct bt_message *create_stream_activity_message(
+ struct bt_self_message_iterator *self_msg_iter,
+ struct bt_stream *stream, enum bt_message_type type)
+{
+ struct bt_message_stream_activity *message;
+ struct bt_stream_class *stream_class;
+
+ BT_ASSERT_PRE_NON_NULL(self_msg_iter, "Message iterator");
+ BT_ASSERT_PRE_NON_NULL(stream, "Stream");
+ stream_class = bt_stream_borrow_class(stream);
+ BT_ASSERT(stream_class);
+ BT_LIB_LOGD("Creating stream activity message object: "
+ "type=%s, %![stream-]+s, %![sc-]+S",
+ bt_message_type_string(type), stream, stream_class);
+ message = g_new0(struct bt_message_stream_activity, 1);
+ if (!message) {
+ BT_LOGE_STR("Failed to allocate one stream activity message.");
+ goto error;
+ }
+
+ bt_message_init(&message->parent, type,
+ destroy_stream_activity_message, NULL);
+ message->stream = stream;
+ bt_object_get_no_null_check(message->stream);
+
+ if (stream_class->default_clock_class) {
+ message->default_cs = bt_clock_snapshot_create(
+ stream_class->default_clock_class);
+ if (!message->default_cs) {
+ goto error;
+ }
+ }
+
+ message->default_cs_state =
+ BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_UNKNOWN;
+ BT_LIB_LOGD("Created stream activity message object: "
+ "%![msg-]+n, %![stream-]+s, %![sc-]+S", message,
+ stream, stream_class);
+
+ return (void *) &message->parent;
+
+error:
+ return NULL;
+}
+
+struct bt_message *bt_message_stream_activity_beginning_create(
+ struct bt_self_message_iterator *self_msg_iter,
+ struct bt_stream *stream)
+{
+ return create_stream_activity_message(self_msg_iter, stream,
+ BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING);
+}
+
+struct bt_message *bt_message_stream_activity_end_create(
+ struct bt_self_message_iterator *self_msg_iter,
+ struct bt_stream *stream)
+{
+ return create_stream_activity_message(self_msg_iter, stream,
+ BT_MESSAGE_TYPE_STREAM_ACTIVITY_END);
+}
+
+static inline
+struct bt_stream *borrow_stream_activity_message_stream(
+ struct bt_message *message)
+{
+ struct bt_message_stream_activity *stream_act_msg = (void *) message;
+
+ BT_ASSERT(message);
+ return stream_act_msg->stream;
+}
+
+struct bt_stream *bt_message_stream_activity_beginning_borrow_stream(
+ struct bt_message *message)
+{
+ BT_ASSERT_PRE_NON_NULL(message, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(message,
+ BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING);
+ return borrow_stream_activity_message_stream(message);
+}
+
+struct bt_stream *bt_message_stream_activity_end_borrow_stream(
+ struct bt_message *message)
+{
+ BT_ASSERT_PRE_NON_NULL(message, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(message,
+ BT_MESSAGE_TYPE_STREAM_ACTIVITY_END);
+ return borrow_stream_activity_message_stream(message);
+}
+
+const struct bt_stream *bt_message_stream_activity_beginning_borrow_stream_const(
+ const struct bt_message *message)
+{
+ return bt_message_stream_activity_beginning_borrow_stream(
+ (void *) message);
+}
+
+const struct bt_stream *bt_message_stream_activity_end_borrow_stream_const(
+ const struct bt_message *message)
+{
+ return bt_message_stream_activity_end_borrow_stream((void *) message);
+}
+
+static inline
+void set_stream_activity_message_default_clock_snapshot(
+ struct bt_message *msg, uint64_t value_cycles)
+{
+ struct bt_message_stream_activity *stream_act_msg = (void *) msg;
+ struct bt_stream_class *sc;
+
+ BT_ASSERT(msg);
+ BT_ASSERT_PRE_HOT(msg, "Message", ": %!+n", msg);
+ sc = stream_act_msg->stream->class;
+ BT_ASSERT(sc);
+ BT_ASSERT_PRE(sc->default_clock_class,
+ "Message's stream's class has no default clock class: "
+ "%![msg-]+n, %![sc-]+S", msg, sc);
+ bt_clock_snapshot_set_raw_value(stream_act_msg->default_cs,
+ value_cycles);
+ stream_act_msg->default_cs_state =
+ BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_KNOWN;
+ BT_LIB_LOGV("Set stream activity message's default clock snapshot: "
+ "%![msg-]+n, value=%" PRIu64, msg, value_cycles);
+}
+
+void bt_message_stream_activity_beginning_set_default_clock_snapshot(
+ struct bt_message *msg, uint64_t raw_value)
+{
+ BT_ASSERT_PRE_NON_NULL(msg, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(msg,
+ BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING);
+ set_stream_activity_message_default_clock_snapshot(msg, raw_value);
+}
+
+void bt_message_stream_activity_end_set_default_clock_snapshot(
+ struct bt_message *msg, uint64_t raw_value)
+{
+ BT_ASSERT_PRE_NON_NULL(msg, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(msg,
+ BT_MESSAGE_TYPE_STREAM_ACTIVITY_END);
+ set_stream_activity_message_default_clock_snapshot(msg, raw_value);
+}
+
+static inline
+enum bt_message_stream_activity_clock_snapshot_state
+borrow_stream_activity_message_default_clock_snapshot_const(
+ const bt_message *msg, const bt_clock_snapshot **snapshot)
+{
+ const struct bt_message_stream_activity *stream_act_msg =
+ (const void *) msg;
+
+ BT_ASSERT_PRE_NON_NULL(snapshot, "Clock snapshot (output)");
+ *snapshot = stream_act_msg->default_cs;
+ return stream_act_msg->default_cs_state;
+}
+
+enum bt_message_stream_activity_clock_snapshot_state
+bt_message_stream_activity_beginning_borrow_default_clock_snapshot_const(
+ const bt_message *msg, const bt_clock_snapshot **snapshot)
+{
+ BT_ASSERT_PRE_NON_NULL(msg, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(msg,
+ BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING);
+ return borrow_stream_activity_message_default_clock_snapshot_const(msg,
+ snapshot);
+}
+
+enum bt_message_stream_activity_clock_snapshot_state
+bt_message_stream_activity_end_borrow_default_clock_snapshot_const(
+ const bt_message *msg, const bt_clock_snapshot **snapshot)
+{
+ BT_ASSERT_PRE_NON_NULL(msg, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(msg, BT_MESSAGE_TYPE_STREAM_ACTIVITY_END);
+ return borrow_stream_activity_message_default_clock_snapshot_const(msg,
+ snapshot);
+}
+
+static inline
+void set_stream_activity_message_default_clock_snapshot_state(
+ struct bt_message *msg,
+ enum bt_message_stream_activity_clock_snapshot_state state)
+{
+ struct bt_message_stream_activity *stream_act_msg = (void *) msg;
+
+ BT_ASSERT(msg);
+ BT_ASSERT_PRE_HOT(msg, "Message", ": %!+n", msg);
+ BT_ASSERT_PRE(state != BT_MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_KNOWN,
+ "Invalid clock snapshot state: %![msg-]+n, state=%s",
+ msg,
+ bt_message_stream_activity_clock_snapshot_state_string(state));
+ stream_act_msg->default_cs_state = state;
+ BT_LIB_LOGV("Set stream activity message's default clock snapshot state: "
+ "%![msg-]+n, state=%s", msg,
+ bt_message_stream_activity_clock_snapshot_state_string(state));
+}
+
+void bt_message_stream_activity_beginning_set_default_clock_snapshot_state(
+ struct bt_message *msg,
+ enum bt_message_stream_activity_clock_snapshot_state state)
+{
+ BT_ASSERT_PRE_NON_NULL(msg, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(msg,
+ BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING);
+ set_stream_activity_message_default_clock_snapshot_state(msg, state);
+}
+
+void bt_message_stream_activity_end_set_default_clock_snapshot_state(
+ struct bt_message *msg,
+ enum bt_message_stream_activity_clock_snapshot_state state)
+{
+ BT_ASSERT_PRE_NON_NULL(msg, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(msg,
+ BT_MESSAGE_TYPE_STREAM_ACTIVITY_END);
+ set_stream_activity_message_default_clock_snapshot_state(msg, state);
+}
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