* SOFTWARE.
*/
+#include <babeltrace/assert-pre-internal.h>
#include <babeltrace/ctf-ir/trace.h>
+#include <babeltrace/ctf-ir/stream-class-internal.h>
#include <babeltrace/ctf-ir/field-types.h>
#include <babeltrace/ctf-ir/fields.h>
+#include <babeltrace/ctf-ir/attributes-internal.h>
+#include <babeltrace/ctf-ir/clock-class-internal.h>
#include <babeltrace/object-internal.h>
+#include <babeltrace/object-pool-internal.h>
#include <babeltrace/babeltrace-internal.h>
#include <babeltrace/values.h>
#include <babeltrace/types.h>
#include <sys/types.h>
#include <babeltrace/compat/uuid-internal.h>
-enum field_type_alias {
- FIELD_TYPE_ALIAS_UINT5_T = 0,
- FIELD_TYPE_ALIAS_UINT8_T,
- FIELD_TYPE_ALIAS_UINT16_T,
- FIELD_TYPE_ALIAS_UINT27_T,
- FIELD_TYPE_ALIAS_UINT32_T,
- FIELD_TYPE_ALIAS_UINT64_T,
- NR_FIELD_TYPE_ALIAS,
-};
-
struct bt_trace {
struct bt_object base;
- GString *name;
- int frozen;
- unsigned char uuid[BABELTRACE_UUID_LEN];
- bt_bool uuid_set;
- enum bt_byte_order native_byte_order;
- struct bt_value *environment;
- GPtrArray *clocks; /* Array of pointers to bt_clock_class */
- GPtrArray *stream_classes; /* Array of ptrs to bt_stream_class */
- GPtrArray *streams; /* Array of ptrs to bt_stream */
- struct bt_field_type *packet_header_type;
- int64_t next_stream_id;
- int is_created_by_writer;
- /*
- * This flag indicates if the trace is valid. A valid
- * trace is _always_ frozen.
- */
- int valid;
- GPtrArray *listeners; /* Array of struct listener_wrapper */
- GArray *is_static_listeners;
- bt_bool is_static;
- bt_bool in_remove_listener;
-};
+ struct {
+ GString *str;
-struct metadata_context {
- GString *string;
- GString *field_name;
- unsigned int current_indentation_level;
-};
+ /* NULL or `str->str` above */
+ const char *value;
+ } name;
-BT_HIDDEN
-const char *get_byte_order_string(int byte_order);
+ struct {
+ uint8_t uuid[BABELTRACE_UUID_LEN];
-BT_HIDDEN
-struct bt_field_type *get_field_type(enum field_type_alias alias);
+ /* NULL or `uuid` above */
+ bt_uuid value;
+ } uuid;
-BT_HIDDEN
-int bt_trace_object_modification(struct bt_visitor_object *object,
- void *trace_ptr);
+ struct bt_value *environment;
-BT_HIDDEN
-bt_bool bt_trace_has_clock_class(struct bt_trace *trace,
- struct bt_clock_class *clock_class);
+ /* Array of `struct bt_stream_class *` */
+ GPtrArray *stream_classes;
-/**
-@brief User function type to use with bt_trace_add_listener().
+ /* Array of `struct bt_stream *` */
+ GPtrArray *streams;
-@param[in] obj New CTF IR object which is part of the trace
- class hierarchy.
-@param[in] data User data.
+ /*
+ * Stream class (weak) to number of instantiated streams, used
+ * to automatically assign stream IDs per stream class.
+ */
+ GHashTable *stream_classes_stream_count;
-@prenotnull{obj}
-*/
-typedef void (*bt_listener_cb)(struct bt_visitor_object *obj, void *data);
+ struct bt_field_type *packet_header_ft;
+ bool assigns_automatic_stream_class_id;
-/**
-@brief Adds the trace class modification listener \p listener to
- the CTF IR trace class \p trace_class.
+ GArray *is_static_listeners;
+ bool is_static;
+ bool in_remove_listener;
-Once you add \p listener to \p trace_class, whenever \p trace_class
-is modified, \p listener is called with the new element and with
-\p data (user data).
+ /* Pool of `struct bt_field_wrapper *` */
+ struct bt_object_pool packet_header_field_pool;
-@param[in] trace_class Trace class to which to add \p listener.
-@param[in] listener Modification listener function.
-@param[in] data User data.
-@returns 0 on success, or a negative value on error.
+ bool frozen;
+};
-@prenotnull{trace_class}
-@prenotnull{listener}
-@postrefcountsame{trace_class}
-*/
BT_HIDDEN
-int bt_trace_add_listener(struct bt_trace *trace_class,
- bt_listener_cb listener, void *data);
+void _bt_trace_freeze(struct bt_trace *trace);
+
+#ifdef BT_DEV_MODE
+# define bt_trace_freeze _bt_trace_freeze
+#else
+# define bt_trace_freeze(_trace)
+#endif
+
+BT_HIDDEN
+void bt_trace_add_stream(struct bt_trace *trace, struct bt_stream *stream);
-/*
- * bt_trace_get_metadata_string: get metadata string.
- *
- * Get the trace's TSDL metadata. The caller assumes the ownership of the
- * returned string.
- *
- * @param trace Trace instance.
- *
- * Returns the metadata string on success, NULL on error.
- */
BT_HIDDEN
-char *bt_trace_get_metadata_string(struct bt_trace *trace);
+uint64_t bt_trace_get_automatic_stream_id(struct bt_trace *trace,
+ struct bt_stream_class *stream_class);
#endif /* BABELTRACE_CTF_IR_TRACE_INTERNAL_H */
projects / babeltrace.git / blobdiff