+
+lst::type::cuptr create_event_header(const lst::abi& trace_abi, lst::stream_class::header_type header_type)
+{
+ lst::structure_type::fields event_header_fields;
+
+ if (header_type == lst::stream_class::header_type::COMPACT) {
+ auto enum_mappings = std::make_shared<lst::unsigned_enumeration_type::mappings>();
+
+ enum_mappings->emplace_back("compact", lst::unsigned_enumeration_type::mapping::range_t(0, 30));
+ enum_mappings->emplace_back("extended");
+
+ lst::type::cuptr choice_enum = lttng::make_unique<lst::unsigned_enumeration_type>(1,
+ trace_abi.byte_order, 5, lst::integer_type::base::DECIMAL,
+ std::move(enum_mappings),
+ std::initializer_list<lst::integer_type::role>(
+ {lst::integer_type::role::EVENT_RECORD_CLASS_ID}));
+
+ lst::variant_type::choices variant_choices;
+
+ lst::structure_type::fields compact_fields;
+ compact_fields.emplace_back(lttng::make_unique<lst::field>("timestamp",
+ lttng::make_unique<lst::integer_type>(1, trace_abi.byte_order, 27,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::
+ role>({lst::integer_type::role::
+ DEFAULT_CLOCK_TIMESTAMP}))));
+
+ lst::type::cuptr compact = lttng::make_unique<lst::structure_type>(
+ 0, std::move(compact_fields));
+ variant_choices.emplace_back(lttng::make_unique<lst::field>("compact", std::move(compact)));
+
+ lst::structure_type::fields extended_fields;
+ extended_fields.emplace_back(lttng::make_unique<lst::field>("id",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint32_t_alignment,
+ trace_abi.byte_order, 32,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::
+ role>({lst::integer_type::role::
+ EVENT_RECORD_CLASS_ID}))));
+ extended_fields.emplace_back(lttng::make_unique<lst::field>("timestamp",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint64_t_alignment,
+ trace_abi.byte_order, 64,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::
+ role>({lst::integer_type::role::
+ DEFAULT_CLOCK_TIMESTAMP}))));
+
+ lst::type::cuptr extended = lttng::make_unique<lst::structure_type>(0, std::move(extended_fields));
+ variant_choices.emplace_back(lttng::make_unique<lst::field>("extended", std::move(extended)));
+
+ lst::type::cuptr variant = lttng::make_unique<lst::variant_type>(0,
+ lst::field_location(lst::field_location::root::EVENT_RECORD_HEADER,
+ {"id"}),
+ std::move(variant_choices));
+
+ event_header_fields.emplace_back(lttng::make_unique<lst::field>("id", std::move(choice_enum)));
+ event_header_fields.emplace_back(
+ lttng::make_unique<lst::field>("v", std::move(variant)));
+ } else {
+ auto enum_mappings = std::make_shared<lst::unsigned_enumeration_type::mappings>();
+
+ enum_mappings->emplace_back("compact", lst::unsigned_enumeration_type::mapping::range_t(0, 65534));
+ enum_mappings->emplace_back("extended");
+
+ lst::type::cuptr choice_enum = lttng::make_unique<lst::unsigned_enumeration_type>(
+ trace_abi.uint16_t_alignment, trace_abi.byte_order, 16,
+ lst::integer_type::base::DECIMAL, std::move(enum_mappings),
+ std::initializer_list<lst::integer_type::role>(
+ {lst::integer_type::role::EVENT_RECORD_CLASS_ID}));
+
+ lst::variant_type::choices variant_choices;
+
+ lst::structure_type::fields compact_fields;
+ compact_fields.emplace_back(lttng::make_unique<lst::field>("timestamp",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint32_t_alignment,
+ trace_abi.byte_order, 32,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::
+ role>({lst::integer_type::role::
+ DEFAULT_CLOCK_TIMESTAMP}))));
+
+ lst::type::cuptr compact = lttng::make_unique<lst::structure_type>(
+ 0, std::move(compact_fields));
+ variant_choices.emplace_back(
+ lttng::make_unique<lst::field>("compact", std::move(compact)));
+
+ lst::structure_type::fields extended_fields;
+ extended_fields.emplace_back(lttng::make_unique<lst::field>("id",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint32_t_alignment,
+ trace_abi.byte_order, 32,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::
+ role>({lst::integer_type::role::
+ EVENT_RECORD_CLASS_ID}))));
+ extended_fields.emplace_back(lttng::make_unique<lst::field>("timestamp",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint64_t_alignment,
+ trace_abi.byte_order, 64,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::
+ role>({lst::integer_type::role::
+ DEFAULT_CLOCK_TIMESTAMP}))));
+
+ lst::type::cuptr extended = lttng::make_unique<lst::structure_type>(0, std::move(extended_fields));
+ variant_choices.emplace_back(lttng::make_unique<lst::field>("extended", std::move(extended)));
+
+ lst::type::cuptr variant = lttng::make_unique<lst::variant_type>(0,
+ lst::field_location(lst::field_location::root::EVENT_RECORD_HEADER,
+ {"id"}),
+ std::move(variant_choices));
+
+ event_header_fields.emplace_back(lttng::make_unique<lst::field>("id", std::move(choice_enum)));
+ event_header_fields.emplace_back(
+ lttng::make_unique<lst::field>("v", std::move(variant)));
+ }
+
+ return lttng::make_unique<lst::structure_type>(0, std::move(event_header_fields));
+}
+
+lst::type::cuptr create_packet_context(const lst::abi& trace_abi)
+{
+ lst::structure_type::fields packet_context_fields;
+
+ /* uint64_t timestamp_begin */
+ packet_context_fields.emplace_back(lttng::make_unique<lst::field>("timestamp_begin",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint64_t_alignment,
+ trace_abi.byte_order, 64,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::role>({lst::integer_type::role::DEFAULT_CLOCK_TIMESTAMP}))));
+
+ /* uint64_t timestamp_end */
+ packet_context_fields.emplace_back(lttng::make_unique<lst::field>("timestamp_end",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint64_t_alignment,
+ trace_abi.byte_order, 64,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::role>({lst::integer_type::role::PACKET_END_DEFAULT_CLOCK_TIMESTAMP}))));
+
+ /* uint64_t content_size */
+ packet_context_fields.emplace_back(lttng::make_unique<lst::field>("content_size",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint64_t_alignment,
+ trace_abi.byte_order, 64,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::role>({lst::integer_type::role::PACKET_CONTENT_LENGTH}))));
+
+ /* uint64_t packet_size */
+ packet_context_fields.emplace_back(lttng::make_unique<lst::field>("packet_size",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint64_t_alignment,
+ trace_abi.byte_order, 64,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::role>({lst::integer_type::role::PACKET_TOTAL_LENGTH}))));
+
+ /* uint64_t packet_seq_num */
+ packet_context_fields.emplace_back(lttng::make_unique<lst::field>("packet_seq_num",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint64_t_alignment,
+ trace_abi.byte_order, 64,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::role>({lst::integer_type::role::PACKET_SEQUENCE_NUMBER}))));
+
+ /* unsigned long events_discarded */
+ packet_context_fields.emplace_back(lttng::make_unique<lst::field>("events_discarded",
+ lttng::make_unique<lst::integer_type>(trace_abi.long_alignment,
+ trace_abi.byte_order, trace_abi.bits_per_long,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL,
+ std::initializer_list<lst::integer_type::role>({lst::integer_type::role::DISCARDED_EVENT_RECORD_COUNTER_SNAPSHOT}))));
+
+ /* uint32_t cpu_id */
+ packet_context_fields.emplace_back(lttng::make_unique<lst::field>("cpu_id",
+ lttng::make_unique<lst::integer_type>(trace_abi.uint32_t_alignment,
+ trace_abi.byte_order, 32,
+ lst::integer_type::signedness::UNSIGNED,
+ lst::integer_type::base::DECIMAL)));
+
+ return lttng::make_unique<lst::structure_type>(0, std::move(packet_context_fields));
+}