*/
#include <stdint.h>
+#include <babeltrace/context.h>
+#include <babeltrace/clock-types.h>
-struct ctf_stream;
-struct ctf_stream_event;
struct definition;
+struct bt_ctf_event;
+struct bt_ctf_event_decl;
+struct bt_ctf_field_decl;
/*
* the top-level scopes in CTF
CTF_STRING_UNKNOWN,
};
-/*
- * the structure to manipulate events
- */
-struct bt_ctf_event {
- struct ctf_stream *stream;
- struct ctf_stream_event *event;
-};
-
/*
* bt_ctf_get_top_level_scope: return a definition of the top-level scope
*
* between the enum and the actual definition of top-level scopes.
* On error return NULL.
*/
-struct definition *bt_ctf_get_top_level_scope(struct bt_ctf_event *event,
+const struct definition *bt_ctf_get_top_level_scope(const struct bt_ctf_event *event,
enum bt_ctf_scope scope);
/*
* bt_ctf_event_get_name: returns the name of the event or NULL on error
*/
-const char *bt_ctf_event_name(struct bt_ctf_event *event);
+const char *bt_ctf_event_name(const struct bt_ctf_event *event);
/*
- * bt_ctf_get_timestamp_raw: returns the timestamp of the event as written in
- * the packet or -1ULL on error
+ * bt_ctf_get_cycles: returns the timestamp of the event as written
+ * in the packet (in cycles) or -1ULL on error.
*/
-uint64_t bt_ctf_get_timestamp_raw(struct bt_ctf_event *event);
+uint64_t bt_ctf_get_cycles(const struct bt_ctf_event *event);
/*
- * bt_ctf_get_timestamp: returns the timestamp of the event offsetted with the
- * system clock source or -1ULL on error
+ * bt_ctf_get_timestamp: returns the timestamp of the event offsetted
+ * with the system clock source (in ns) or -1ULL on error
*/
-uint64_t bt_ctf_get_timestamp(struct bt_ctf_event *event);
+uint64_t bt_ctf_get_timestamp(const struct bt_ctf_event *event);
/*
* bt_ctf_get_field_list: set list pointer to an array of definition
* pointers and set count to the number of elements in the array.
* Return 0 on success and a negative value on error.
*/
-int bt_ctf_get_field_list(struct bt_ctf_event *event,
- struct definition *scope,
+int bt_ctf_get_field_list(const struct bt_ctf_event *event,
+ const struct definition *scope,
struct definition const * const **list,
unsigned int *count);
/*
* bt_ctf_get_field: returns the definition of a specific field
*/
-struct definition *bt_ctf_get_field(struct bt_ctf_event *event,
- struct definition *scope,
+const struct definition *bt_ctf_get_field(const struct bt_ctf_event *event,
+ const struct definition *scope,
const char *field);
/*
* bt_ctf_get_index: if the field is an array or a sequence, return the element
* at position index, otherwise return NULL;
*/
-struct definition *bt_ctf_get_index(struct bt_ctf_event *event,
- struct definition *field,
+const struct definition *bt_ctf_get_index(const struct bt_ctf_event *event,
+ const struct definition *field,
unsigned int index);
/*
*/
int bt_ctf_get_int_byte_order(const struct definition *field);
+/*
+ * bt_ctf_get_int_len: return the size, in bits, of an int or a negative
+ * value on error
+ */
+ssize_t bt_ctf_get_int_len(const struct definition *field);
+
/*
* bt_ctf_get_encoding: return the encoding of an int or a string.
* return a negative value on error
*/
int bt_ctf_field_get_error(void);
+/*
+ * bt_ctf_get_event_decl_list: set list pointer to an array of bt_ctf_event_decl
+ * pointers and set count to the number of elements in the array.
+ *
+ * Return 0 on success and a negative value on error.
+ */
+int bt_ctf_get_event_decl_list(int handle_id, struct bt_context *ctx,
+ struct bt_ctf_event_decl * const **list,
+ unsigned int *count);
+
+/*
+ * bt_ctf_get_decl_event_name: return the name of the event or NULL on error
+ */
+const char *bt_ctf_get_decl_event_name(const struct bt_ctf_event_decl *event);
+
+/*
+ * bt_ctf_get_decl_fields: set list pointer to an array of bt_ctf_field_decl
+ * pointers and set count to the number of elements in the array.
+ *
+ * Returns 0 on success and a negative value on error
+ */
+int bt_ctf_get_decl_fields(struct bt_ctf_event_decl *event_decl,
+ enum bt_ctf_scope scope,
+ struct bt_ctf_field_decl const * const **list,
+ unsigned int *count);
+
+/*
+ * bt_ctf_get_decl_field_name: return the name of a field decl or NULL on error
+ */
+const char *bt_ctf_get_decl_field_name(const struct bt_ctf_field_decl *field);
+
#endif /* _BABELTRACE_CTF_EVENTS_H */