#include <stdint.h>
#include <stddef.h>
-#include <babeltrace/values.h>
#ifdef __cplusplus
extern "C" {
*/
extern struct bt_ctf_event_class *bt_ctf_event_class_create(const char *name);
-/*
- * bt_ctf_event_class_get_name: Get an event class' name.
- *
- * @param event_class Event class.
- *
- * Returns the event class' name, NULL on error.
- */
-extern const char *bt_ctf_event_class_get_name(
- struct bt_ctf_event_class *event_class);
-
-/*
- * bt_ctf_event_class_get_id: Get an event class' id.
- *
- * @param event_class Event class.
- *
- * Returns the event class' id, a negative value on error.
- */
-extern int64_t bt_ctf_event_class_get_id(
- struct bt_ctf_event_class *event_class);
-
-/*
- * bt_ctf_event_class_set_id: Set an event class' id.
- *
- * Set an event class' id. Must be unique stream-wise.
- * Note that event classes are already assigned a unique id when added to a
- * stream class if none was set explicitly.
- *
- * @param event_class Event class.
- * @param id Event class id.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_event_class_set_id(
- struct bt_ctf_event_class *event_class, uint32_t id);
-
-/*
- * bt_ctf_event_class_set_attribute: sets an attribute to the event
- * class.
- *
- * Sets an attribute to the event class. The name parameter is copied,
- * whereas the value parameter's reference count is incremented
- * (if the function succeeds).
- *
- * If an attribute exists in the event class for the specified name, it
- * is replaced by the new value.
- *
- * Valid attributes and object types are:
- *
- * - "id": integer object with a value >= 0
- * - "name": string object
- * - "loglevel": integer object with a value >= 0
- * - "model.emf.uri": string object
- *
- * @param event_class Event class.
- * @param name Name of the attribute (will be copied).
- * @param value Value of the attribute.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_event_class_set_attribute(
- struct bt_ctf_event_class *event_class, const char *name,
- struct bt_value *value);
-
-/*
- * bt_ctf_event_class_get_attribute_count: get the number of attributes
- * in this event class.
- *
- * Get the event class' attribute count.
- *
- * @param event_class Event class.
- *
- * Returns the attribute count, a negative value on error.
- */
-extern int bt_ctf_event_class_get_attribute_count(
- struct bt_ctf_event_class *event_class);
-
-/*
- * bt_ctf_event_class_get_attribute_name: get attribute name.
- *
- * Get an attribute's name. The string's ownership is not
- * transferred to the caller. The string data is valid as long as
- * this event class' attributes are not modified.
- *
- * @param event_class Event class.
- * @param index Index of the attribute.
- *
- * Returns the attribute's name, NULL on error.
- */
-extern const char *
-bt_ctf_event_class_get_attribute_name(
- struct bt_ctf_event_class *event_class, int index);
-
-/*
- * bt_ctf_event_class_get_attribute_value: get attribute value (an object).
- *
- * Get an attribute's value (an object). The returned object's
- * reference count is incremented. When done with the object, the caller
- * must call bt_value_put() on it.
- *
- * @param event_class Event class.
- * @param index Index of the attribute.
- *
- * Returns the attribute's object value, NULL on error.
- */
-extern struct bt_value *
-bt_ctf_event_class_get_attribute_value(struct bt_ctf_event_class *event_class,
- int index);
-
-/*
- * bt_ctf_event_class_get_attribute_value_by_name: get attribute
- * value (an object) by name.
- *
- * Get an attribute's value (an object) by its name. The returned object's
- * reference count is incremented. When done with the object, the caller
- * must call bt_value_put() on it.
- *
- * @param event_class Event class.
- * @param name Attribute's name
- *
- * Returns the attribute's object value, NULL on error.
- */
-extern struct bt_value *
-bt_ctf_event_class_get_attribute_value_by_name(
- struct bt_ctf_event_class *event_class, const char *name);
-
-/*
- * bt_ctf_event_class_get_stream_class: Get an event class' stream class.
- *
- * @param event_class Event class.
- *
- * Returns the event class' stream class, NULL on error or if the event class
- * is not associated with a stream class.
- */
-extern struct bt_ctf_stream_class *bt_ctf_event_class_get_stream_class(
- struct bt_ctf_event_class *event_class);
-
-/*
- * bt_ctf_event_class_get_payload_type: get an event class' payload.
- *
- * Get an event class' payload type.
- *
- * @param event_class Event class.
- *
- * Returns the event class' payload, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_event_class_get_payload_type(
- struct bt_ctf_event_class *event_class);
-
-/*
- * bt_ctf_event_class_set_payload_type: set an event class' payload.
- *
- * Set an event class' payload type.
- *
- * @param event_class Event class.
- * @param payload The payload's type (must be a structure).
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_event_class_set_payload_type(
- struct bt_ctf_event_class *event_class,
- struct bt_ctf_field_type *payload);
-
/*
* bt_ctf_event_class_add_field: add a field to an event class.
*
const char *name);
/*
- * bt_ctf_event_class_get_field_count: Get an event class' field count.
- *
- * @param event_class Event class.
- *
- * Returns the event class' field count, a negative value on error.
- *
- * Note: Returns an error if the payload is not a structure.
- */
-extern int bt_ctf_event_class_get_field_count(
- struct bt_ctf_event_class *event_class);
-
-/*
- * bt_ctf_event_class_get_field: Get event class' field type and name by index.
- *
- * @param event_class Event class.
- * @param field_name Pointer to a const char* where the field's name will
- * be returned.
- * @param field_type Pointer to a bt_ctf_field_type* where the field's type will
- * be returned.
- * @param index Index of field.
- *
- * Returns 0 on success, a negative error on value.
- *
- * Note: Returns an error if the payload is not a structure.
- */
-extern int bt_ctf_event_class_get_field(struct bt_ctf_event_class *event_class,
- const char **field_name, struct bt_ctf_field_type **field_type,
- int index);
-
-/*
- * bt_ctf_event_class_get_field_type_by_name: Get an event class's field by name
+ * bt_ctf_event_class_get_field_by_name: Get an event class's field by name
*
* @param event_class Event class.
* @param name Name of the field.
extern struct bt_ctf_field_type *bt_ctf_event_class_get_field_by_name(
struct bt_ctf_event_class *event_class, const char *name);
-/*
- * bt_ctf_event_class_get_context_type: Get an event class's context type
- *
- * @param event_class Event class.
- *
- * Returns a field type (a structure) on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_event_class_get_context_type(
- struct bt_ctf_event_class *event_class);
-
-/*
- * bt_ctf_event_class_set_context_type: Set an event class's context type
- *
- * @param event_class Event class.
- * @param context Event context field type (must be a structure).
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_event_class_set_context_type(
- struct bt_ctf_event_class *event_class,
- struct bt_ctf_field_type *context);
-
#ifdef __cplusplus
}
#endif
projects / babeltrace.git / blobdiff