--- /dev/null
+#ifndef BABELTRACE_GRAPH_MESSAGE_DISCARDED_EVENTS_CONST_H
+#define BABELTRACE_GRAPH_MESSAGE_DISCARDED_EVENTS_CONST_H
+
+/*
+ * 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.
+ */
+
+/* For bt_message, bt_clock_snapshot, bt_stream */
+#include <babeltrace/types.h>
+
+/* For bt_clock_snapshot_state */
+#include <babeltrace/trace-ir/clock-snapshot-const.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern bt_clock_snapshot_state
+bt_message_discarded_events_borrow_default_beginning_clock_snapshot_const(
+ const bt_message *msg, const bt_clock_snapshot **snapshot);
+
+extern bt_clock_snapshot_state
+bt_message_discarded_events_borrow_default_end_clock_snapshot_const(
+ const bt_message *msg, const bt_clock_snapshot **snapshot);
+
+extern const bt_stream *
+bt_message_discarded_events_borrow_stream_const(const bt_message *message);
+
+extern bt_property_availability bt_message_discarded_events_get_count(
+ const bt_message *message, uint64_t *count);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* BABELTRACE_GRAPH_MESSAGE_DISCARDED_EVENTS_CONST_H */
--- /dev/null
+#ifndef BABELTRACE_GRAPH_MESSAGE_DISCARDED_EVENTS_H
+#define BABELTRACE_GRAPH_MESSAGE_DISCARDED_EVENTS_H
+
+/*
+ * 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.
+ */
+
+#include <stdint.h>
+
+/* For bt_message, bt_self_message_iterator, bt_stream */
+#include <babeltrace/types.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern bt_message *bt_message_discarded_events_create(
+ bt_self_message_iterator *message_iterator,
+ bt_stream *stream);
+
+extern bt_message *bt_message_discarded_events_create_with_default_clock_snapshots(
+ bt_self_message_iterator *message_iterator,
+ bt_stream *stream, uint64_t beginning_raw_value,
+ uint64_t end_raw_value);
+
+extern bt_stream *bt_message_discarded_events_borrow_stream(
+ bt_message *message);
+
+extern void bt_message_discarded_events_set_count(bt_message *message,
+ uint64_t count);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* BABELTRACE_GRAPH_MESSAGE_DISCARDED_EVENTS_H */
--- /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-DISCARDED-ITEMS"
+#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/property-internal.h>
+#include <babeltrace/graph/message-internal.h>
+#include <babeltrace/graph/message-discarded-items-internal.h>
+#include <babeltrace/graph/message-discarded-events.h>
+#include <babeltrace/graph/message-discarded-events-const.h>
+
+static
+void destroy_discarded_items_message(struct bt_object *obj)
+{
+ struct bt_message_discarded_items *message = (void *) obj;
+
+ BT_LIB_LOGD("Destroying discarded items message: %!+n", message);
+ BT_LIB_LOGD("Putting stream: %!+s", message->stream);
+ BT_OBJECT_PUT_REF_AND_RESET(message->stream);
+
+ if (message->default_begin_cs) {
+ bt_clock_snapshot_recycle(message->default_begin_cs);
+ message->default_begin_cs = NULL;
+ }
+
+ if (message->default_end_cs) {
+ bt_clock_snapshot_recycle(message->default_end_cs);
+ message->default_end_cs = NULL;
+ }
+
+ g_free(message);
+}
+
+static inline
+struct bt_message *create_discarded_items_message(
+ struct bt_self_message_iterator *self_msg_iter,
+ enum bt_message_type type, struct bt_stream *stream,
+ bool with_cs,
+ uint64_t beginning_raw_value, uint64_t end_raw_value)
+{
+ struct bt_message_discarded_items *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 discarded items message object: "
+ "type=%s, %![stream-]+s, %![sc-]+S, with-cs=%d, "
+ "cs-begin-val=%" PRIu64 ", cs-end-val=%" PRIu64,
+ bt_message_type_string(type), stream, stream_class,
+ with_cs, beginning_raw_value, end_raw_value);
+ message = g_new0(struct bt_message_discarded_items, 1);
+ if (!message) {
+ BT_LOGE_STR("Failed to allocate one discarded items message.");
+ goto error;
+ }
+
+ bt_message_init(&message->parent, type,
+ destroy_discarded_items_message, NULL);
+ message->stream = stream;
+ bt_object_get_no_null_check(message->stream);
+
+ if (with_cs) {
+ message->default_begin_cs = bt_clock_snapshot_create(
+ stream_class->default_clock_class);
+ if (!message->default_begin_cs) {
+ goto error;
+ }
+
+ bt_clock_snapshot_set_raw_value(message->default_begin_cs,
+ beginning_raw_value);
+
+ message->default_end_cs = bt_clock_snapshot_create(
+ stream_class->default_clock_class);
+ if (!message->default_end_cs) {
+ goto error;
+ }
+
+ bt_clock_snapshot_set_raw_value(message->default_end_cs,
+ end_raw_value);
+ }
+
+ bt_property_uint_init(&message->count,
+ BT_PROPERTY_AVAILABILITY_NOT_AVAILABLE, 0);
+ BT_LIB_LOGD("Created discarded items message object: "
+ "%![msg-]+n, %![stream-]+s, %![sc-]+S", message,
+ stream, stream_class);
+
+ return (void *) &message->parent;
+
+error:
+ return NULL;
+}
+
+static inline
+struct bt_stream *borrow_discarded_items_message_stream(
+ struct bt_message *message)
+{
+ struct bt_message_discarded_items *disc_items_msg = (void *) message;
+
+ BT_ASSERT(message);
+ return disc_items_msg->stream;
+}
+
+static inline
+void set_discarded_items_message_count(struct bt_message *message,
+ uint64_t count)
+{
+ struct bt_message_discarded_items *disc_items_msg = (void *) message;
+
+ BT_ASSERT(message);
+ BT_ASSERT_PRE_HOT(message, "Message", ": %!+n", message);
+ bt_property_uint_set(&disc_items_msg->count, count);
+}
+
+static inline
+enum bt_property_availability get_discarded_items_message_count(
+ const struct bt_message *message, uint64_t *count)
+{
+ struct bt_message_discarded_items *disc_items_msg = (void *) message;
+
+ BT_ASSERT_PRE_NON_NULL(count, "Count (output)");
+ BT_ASSERT(message);
+ *count = disc_items_msg->count.value;
+ return disc_items_msg->count.base.avail;
+}
+
+static inline
+enum bt_clock_snapshot_state
+borrow_discarded_items_message_default_beginning_clock_snapshot_const(
+ const struct bt_message *message,
+ const struct bt_clock_snapshot **snapshot)
+{
+ struct bt_message_discarded_items *disc_items_msg = (void *) message;
+
+ BT_ASSERT(message);
+ BT_ASSERT_PRE(disc_items_msg->stream->class->default_clock_class,
+ "Message's stream's class has no default clock class: "
+ "%![msg-]+n, %![sc-]+S",
+ message, disc_items_msg->stream->class);
+ BT_ASSERT_PRE_NON_NULL(snapshot, "Clock snapshot (output)");
+ *snapshot = disc_items_msg->default_begin_cs;
+ return BT_CLOCK_SNAPSHOT_STATE_KNOWN;
+}
+
+static inline
+enum bt_clock_snapshot_state
+borrow_discarded_items_message_default_end_clock_snapshot_const(
+ const struct bt_message *message,
+ const struct bt_clock_snapshot **snapshot)
+{
+ struct bt_message_discarded_items *disc_items_msg = (void *) message;
+
+ BT_ASSERT(message);
+ BT_ASSERT_PRE(disc_items_msg->stream->class->default_clock_class,
+ "Message's stream's class has no default clock class: "
+ "%![msg-]+n, %![sc-]+S",
+ message, disc_items_msg->stream->class);
+ BT_ASSERT_PRE_NON_NULL(snapshot, "Clock snapshot (output)");
+ *snapshot = disc_items_msg->default_end_cs;
+ return BT_CLOCK_SNAPSHOT_STATE_KNOWN;
+}
+
+struct bt_message *bt_message_discarded_events_create(
+ struct bt_self_message_iterator *message_iterator,
+ struct bt_stream *stream)
+{
+ return create_discarded_items_message(message_iterator,
+ BT_MESSAGE_TYPE_DISCARDED_EVENTS, stream,
+ false, 0, 0);
+}
+
+struct bt_message *bt_message_discarded_events_create_with_default_clock_snapshots(
+ struct bt_self_message_iterator *message_iterator,
+ struct bt_stream *stream, uint64_t beginning_raw_value,
+ uint64_t end_raw_value)
+{
+ return create_discarded_items_message(message_iterator,
+ BT_MESSAGE_TYPE_DISCARDED_EVENTS, stream,
+ true, beginning_raw_value, end_raw_value);
+}
+
+struct bt_stream *bt_message_discarded_events_borrow_stream(
+ struct bt_message *message)
+{
+ BT_ASSERT_PRE_NON_NULL(message, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(message, BT_MESSAGE_TYPE_DISCARDED_EVENTS);
+ return borrow_discarded_items_message_stream(message);
+}
+
+void bt_message_discarded_events_set_count(struct bt_message *message,
+ uint64_t count)
+{
+ BT_ASSERT_PRE_NON_NULL(message, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(message, BT_MESSAGE_TYPE_DISCARDED_EVENTS);
+ set_discarded_items_message_count(message, count);
+}
+
+enum bt_clock_snapshot_state
+bt_message_discarded_events_borrow_default_beginning_clock_snapshot_const(
+ const struct bt_message *msg,
+ const struct bt_clock_snapshot **snapshot)
+{
+ BT_ASSERT_PRE_NON_NULL(msg, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(msg, BT_MESSAGE_TYPE_DISCARDED_EVENTS);
+ return borrow_discarded_items_message_default_beginning_clock_snapshot_const(
+ msg, snapshot);
+}
+
+enum bt_clock_snapshot_state
+bt_message_discarded_events_borrow_default_end_clock_snapshot_const(
+ const struct bt_message *msg,
+ const struct bt_clock_snapshot **snapshot)
+{
+ BT_ASSERT_PRE_NON_NULL(msg, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(msg, BT_MESSAGE_TYPE_DISCARDED_EVENTS);
+ return borrow_discarded_items_message_default_end_clock_snapshot_const(
+ msg, snapshot);
+}
+
+const struct bt_stream *
+bt_message_discarded_events_borrow_stream_const(const struct bt_message *message)
+{
+ return (void *) bt_message_discarded_events_borrow_stream(
+ (void *) message);
+}
+
+enum bt_property_availability bt_message_discarded_events_get_count(
+ const struct bt_message *message, uint64_t *count)
+{
+ BT_ASSERT_PRE_NON_NULL(message, "Message");
+ BT_ASSERT_PRE_MSG_IS_TYPE(message, BT_MESSAGE_TYPE_DISCARDED_EVENTS);
+ return get_discarded_items_message_count(message, count);
+}