X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=lib%2Ftrace-ir%2Fstream-class.c;h=1f6732d883cf221dbe2f18731161da3cf6560a05;hb=68b66a256a54d32992dfefeaad11eea88b7df234;hp=49a3f350cdc7295271d4a981a7f2e401a3831b67;hpb=e2f7325d1e58710ee928373592adcee466f93d06;p=babeltrace.git diff --git a/lib/trace-ir/stream-class.c b/lib/trace-ir/stream-class.c index 49a3f350..1f6732d8 100644 --- a/lib/trace-ir/stream-class.c +++ b/lib/trace-ir/stream-class.c @@ -22,25 +22,24 @@ */ #define BT_LOG_TAG "STREAM-CLASS" -#include - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include #include #include #include @@ -69,13 +68,10 @@ void destroy_stream_class(struct bt_object *obj) stream_class->name.value = NULL; } - BT_LOGD_STR("Putting event header field class."); - BT_OBJECT_PUT_REF_AND_RESET(stream_class->event_header_fc); BT_LOGD_STR("Putting packet context field class."); BT_OBJECT_PUT_REF_AND_RESET(stream_class->packet_context_fc); BT_LOGD_STR("Putting event common context field class."); BT_OBJECT_PUT_REF_AND_RESET(stream_class->event_common_context_fc); - bt_object_pool_finalize(&stream_class->event_header_field_pool); bt_object_pool_finalize(&stream_class->packet_context_field_pool); g_free(stream_class); } @@ -146,16 +142,6 @@ struct bt_stream_class *create_stream_class_with_id( goto error; } - ret = bt_object_pool_initialize(&stream_class->event_header_field_pool, - (bt_object_pool_new_object_func) bt_field_wrapper_new, - (bt_object_pool_destroy_object_func) free_field_wrapper, - stream_class); - if (ret) { - BT_LOGE("Failed to initialize event header field pool: ret=%d", - ret); - goto error; - } - ret = bt_object_pool_initialize(&stream_class->packet_context_field_pool, (bt_object_pool_new_object_func) bt_field_wrapper_new, (bt_object_pool_destroy_object_func) free_field_wrapper, @@ -218,7 +204,7 @@ const char *bt_stream_class_get_name(const struct bt_stream_class *stream_class) return stream_class->name.value; } -int bt_stream_class_set_name( +enum bt_stream_class_status bt_stream_class_set_name( struct bt_stream_class *stream_class, const char *name) { @@ -228,7 +214,7 @@ int bt_stream_class_set_name( g_string_assign(stream_class->name.str, name); stream_class->name.value = stream_class->name.str->str; BT_LIB_LOGV("Set stream class's name: %!+S", stream_class); - return 0; + return BT_STREAM_CLASS_STATUS_OK; } uint64_t bt_stream_class_get_id(const struct bt_stream_class *stream_class) @@ -298,15 +284,21 @@ bt_stream_class_borrow_packet_context_field_class_const( return stream_class->packet_context_fc; } -int bt_stream_class_set_packet_context_field_class( +struct bt_field_class * +bt_stream_class_borrow_packet_context_field_class( + struct bt_stream_class *stream_class) +{ + BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); + return stream_class->packet_context_fc; +} + +enum bt_stream_class_status bt_stream_class_set_packet_context_field_class( struct bt_stream_class *stream_class, struct bt_field_class *field_class) { int ret; struct bt_resolve_field_path_context resolve_ctx = { - .packet_header = NULL, .packet_context = field_class, - .event_header = NULL, .event_common_context = NULL, .event_specific_context = NULL, .event_payload = NULL, @@ -319,10 +311,14 @@ int bt_stream_class_set_packet_context_field_class( BT_FIELD_CLASS_TYPE_STRUCTURE, "Packet context field class is not a structure field class: %!+F", field_class); - resolve_ctx.packet_header = - bt_stream_class_borrow_trace_class_inline(stream_class)->packet_header_fc; ret = bt_resolve_field_paths(field_class, &resolve_ctx); if (ret) { + /* + * This is the only reason for which + * bt_resolve_field_paths() can fail: anything else + * would be because a precondition is not satisfied. + */ + ret = BT_STREAM_CLASS_STATUS_NOMEM; goto end; } @@ -338,71 +334,30 @@ end: return ret; } -const struct bt_field_class *bt_stream_class_borrow_event_header_field_class_const( +const struct bt_field_class * +bt_stream_class_borrow_event_common_context_field_class_const( const struct bt_stream_class *stream_class) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); - return stream_class->event_header_fc; -} - -int bt_stream_class_set_event_header_field_class( - struct bt_stream_class *stream_class, - struct bt_field_class *field_class) -{ - int ret; - struct bt_resolve_field_path_context resolve_ctx = { - .packet_header = NULL, - .packet_context = NULL, - .event_header = field_class, - .event_common_context = NULL, - .event_specific_context = NULL, - .event_payload = NULL, - }; - - BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); - BT_ASSERT_PRE_NON_NULL(field_class, "Field class"); - BT_ASSERT_PRE_STREAM_CLASS_HOT(stream_class); - BT_ASSERT_PRE(bt_field_class_get_type(field_class) == - BT_FIELD_CLASS_TYPE_STRUCTURE, - "Event header field class is not a structure field class: %!+F", - field_class); - resolve_ctx.packet_header = - bt_stream_class_borrow_trace_class_inline(stream_class)->packet_header_fc; - resolve_ctx.packet_context = stream_class->packet_context_fc; - ret = bt_resolve_field_paths(field_class, &resolve_ctx); - if (ret) { - goto end; - } - - bt_field_class_make_part_of_trace_class(field_class); - bt_object_put_ref(stream_class->event_header_fc); - stream_class->event_header_fc = field_class; - bt_object_get_no_null_check(stream_class->event_header_fc); - bt_field_class_freeze(field_class); - BT_LIB_LOGV("Set stream class's event header field class: %!+S", - stream_class); - -end: - return ret; + return stream_class->event_common_context_fc; } -const struct bt_field_class * -bt_stream_class_borrow_event_common_context_field_class_const( - const struct bt_stream_class *stream_class) +struct bt_field_class * +bt_stream_class_borrow_event_common_context_field_class( + struct bt_stream_class *stream_class) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); return stream_class->event_common_context_fc; } -int bt_stream_class_set_event_common_context_field_class( +enum bt_stream_class_status +bt_stream_class_set_event_common_context_field_class( struct bt_stream_class *stream_class, struct bt_field_class *field_class) { int ret; struct bt_resolve_field_path_context resolve_ctx = { - .packet_header = NULL, .packet_context = NULL, - .event_header = NULL, .event_common_context = field_class, .event_specific_context = NULL, .event_payload = NULL, @@ -415,12 +370,15 @@ int bt_stream_class_set_event_common_context_field_class( BT_FIELD_CLASS_TYPE_STRUCTURE, "Event common context field class is not a structure field class: %!+F", field_class); - resolve_ctx.packet_header = - bt_stream_class_borrow_trace_class_inline(stream_class)->packet_header_fc; resolve_ctx.packet_context = stream_class->packet_context_fc; - resolve_ctx.event_header = stream_class->event_header_fc; ret = bt_resolve_field_paths(field_class, &resolve_ctx); if (ret) { + /* + * This is the only reason for which + * bt_resolve_field_paths() can fail: anything else + * would be because a precondition is not satisfied. + */ + ret = BT_STREAM_CLASS_STATUS_NOMEM; goto end; } @@ -445,7 +403,7 @@ void _bt_stream_class_freeze(const struct bt_stream_class *stream_class) ((struct bt_stream_class *) stream_class)->frozen = true; } -int bt_stream_class_set_default_clock_class( +enum bt_stream_class_status bt_stream_class_set_default_clock_class( struct bt_stream_class *stream_class, struct bt_clock_class *clock_class) { @@ -458,7 +416,7 @@ int bt_stream_class_set_default_clock_class( bt_clock_class_freeze(clock_class); BT_LIB_LOGV("Set stream class's default clock class: %!+S", stream_class); - return 0; + return BT_STREAM_CLASS_STATUS_OK; } struct bt_clock_class *bt_stream_class_borrow_default_clock_class( @@ -493,111 +451,142 @@ void bt_stream_class_set_assigns_automatic_event_class_id( "assignment property: %!+S", stream_class); } -bt_bool bt_stream_class_assigns_automatic_stream_id( +bt_bool bt_stream_class_packets_have_beginning_default_clock_snapshot( const struct bt_stream_class *stream_class) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); - return (bt_bool) stream_class->assigns_automatic_stream_id; + return (bt_bool) stream_class->packets_have_beginning_default_clock_snapshot; } -void bt_stream_class_set_assigns_automatic_stream_id( - struct bt_stream_class *stream_class, - bt_bool value) +void bt_stream_class_set_packets_have_beginning_default_clock_snapshot( + struct bt_stream_class *stream_class, bt_bool value) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); BT_ASSERT_PRE_STREAM_CLASS_HOT(stream_class); - stream_class->assigns_automatic_stream_id = (bool) value; - BT_LIB_LOGV("Set stream class's automatic stream ID " - "assignment property: %!+S", stream_class); + BT_ASSERT_PRE(!value || stream_class->default_clock_class, + "Stream class has no default clock class: %!+S", stream_class); + stream_class->packets_have_beginning_default_clock_snapshot = + (bool) value; + BT_LIB_LOGV("Set stream class's \"packets have default beginning " + "clock snapshot\" property: %!+S", stream_class); } -bt_bool bt_stream_class_packets_have_discarded_event_counter_snapshot( +bt_bool bt_stream_class_packets_have_end_default_clock_snapshot( const struct bt_stream_class *stream_class) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); - return (bt_bool) stream_class->packets_have_discarded_event_counter_snapshot; + return (bt_bool) stream_class->packets_have_end_default_clock_snapshot; } -void bt_stream_class_set_packets_have_discarded_event_counter_snapshot( - struct bt_stream_class *stream_class, - bt_bool value) +void bt_stream_class_set_packets_have_end_default_clock_snapshot( + struct bt_stream_class *stream_class, bt_bool value) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); BT_ASSERT_PRE_STREAM_CLASS_HOT(stream_class); - stream_class->packets_have_discarded_event_counter_snapshot = + BT_ASSERT_PRE(!value || stream_class->default_clock_class, + "Stream class has no default clock class: %!+S", stream_class); + stream_class->packets_have_end_default_clock_snapshot = (bool) value; - BT_LIB_LOGV("Set stream class's " - "\"packets have discarded event counter snapshot\" property: " - "%!+S", stream_class); + BT_LIB_LOGV("Set stream class's \"packets have default end " + "clock snapshot\" property: %!+S", stream_class); } -bt_bool bt_stream_class_packets_have_packet_counter_snapshot( +bt_bool bt_stream_class_assigns_automatic_stream_id( const struct bt_stream_class *stream_class) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); - return (bt_bool) stream_class->packets_have_packet_counter_snapshot; + return (bt_bool) stream_class->assigns_automatic_stream_id; } -void bt_stream_class_set_packets_have_packet_counter_snapshot( +void bt_stream_class_set_supports_discarded_events( struct bt_stream_class *stream_class, - bt_bool value) + bt_bool supports_discarded_events, + bt_bool with_default_clock_snapshots) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); BT_ASSERT_PRE_STREAM_CLASS_HOT(stream_class); - stream_class->packets_have_packet_counter_snapshot = - (bool) value; - BT_LIB_LOGV("Set stream class's " - "\"packets have packet counter snapshot\" property: " + BT_ASSERT_PRE(supports_discarded_events || + !with_default_clock_snapshots, + "Discarded events cannot have default clock snapshots when " + "not supported: %!+S", stream_class); + BT_ASSERT_PRE(!with_default_clock_snapshots || + stream_class->default_clock_class, + "Stream class has no default clock class: %!+S", stream_class); + stream_class->supports_discarded_events = + (bool) supports_discarded_events; + stream_class->discarded_events_have_default_clock_snapshots = + (bool) with_default_clock_snapshots; + BT_LIB_LOGV("Set stream class's discarded events support property: " "%!+S", stream_class); } -bt_bool bt_stream_class_packets_have_default_beginning_clock_value( +bt_bool bt_stream_class_supports_discarded_events( const struct bt_stream_class *stream_class) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); - return (bt_bool) stream_class->packets_have_default_beginning_cv; + return (bt_bool) stream_class->supports_discarded_events; } -void bt_stream_class_set_packets_have_default_beginning_clock_value( +bt_bool bt_stream_class_discarded_events_have_default_clock_snapshots( + const struct bt_stream_class *stream_class) +{ + BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); + return (bt_bool) stream_class->discarded_events_have_default_clock_snapshots; +} + +void bt_stream_class_set_supports_discarded_packets( struct bt_stream_class *stream_class, - bt_bool value) + bt_bool supports_discarded_packets, + bt_bool with_default_clock_snapshots) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); BT_ASSERT_PRE_STREAM_CLASS_HOT(stream_class); - BT_ASSERT_PRE(!value || stream_class->default_clock_class, - "Stream class does not have a default clock class: %!+S", - stream_class); - stream_class->packets_have_default_beginning_cv = (bool) value; - BT_LIB_LOGV("Set stream class's " - "\"packets have default beginning clock value\" property: " + BT_ASSERT_PRE(supports_discarded_packets || + !with_default_clock_snapshots, + "Discarded packets cannot have default clock snapshots when " + "not supported: %!+S", stream_class); + BT_ASSERT_PRE(!with_default_clock_snapshots || + stream_class->default_clock_class, + "Stream class has no default clock class: %!+S", stream_class); + stream_class->supports_discarded_packets = + (bool) supports_discarded_packets; + stream_class->discarded_packets_have_default_clock_snapshots = + (bool) with_default_clock_snapshots; + BT_LIB_LOGV("Set stream class's discarded packets support property: " "%!+S", stream_class); } -bt_bool bt_stream_class_packets_have_default_end_clock_value( +bt_bool bt_stream_class_supports_discarded_packets( + const struct bt_stream_class *stream_class) +{ + BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); + return (bt_bool) stream_class->supports_discarded_packets; +} + +bt_bool bt_stream_class_discarded_packets_have_default_clock_snapshots( const struct bt_stream_class *stream_class) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); - return (bt_bool) stream_class->packets_have_default_end_cv; + return (bt_bool) stream_class->discarded_packets_have_default_clock_snapshots; } -void bt_stream_class_set_packets_have_default_end_clock_value( +void bt_stream_class_set_assigns_automatic_stream_id( struct bt_stream_class *stream_class, bt_bool value) { BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); BT_ASSERT_PRE_STREAM_CLASS_HOT(stream_class); - BT_ASSERT_PRE(!value || stream_class->default_clock_class, - "Stream class does not have a default clock class: %!+S", - stream_class); - stream_class->packets_have_default_end_cv = (bool) value; - BT_LIB_LOGV("Set stream class's " - "\"packets have default end clock value\" property: " - "%!+S", stream_class); + stream_class->assigns_automatic_stream_id = (bool) value; + BT_LIB_LOGV("Set stream class's automatic stream ID " + "assignment property: %!+S", stream_class); } -bt_bool bt_stream_class_default_clock_is_always_known( - const struct bt_stream_class *stream_class) +void bt_stream_class_get_ref(const struct bt_stream_class *stream_class) +{ + bt_object_get_ref(stream_class); +} + +void bt_stream_class_put_ref(const struct bt_stream_class *stream_class) { - /* BT_CLOCK_VALUE_STATUS_UNKNOWN is not supported as of 2.0 */ - return BT_TRUE; + bt_object_put_ref(stream_class); }