struct bt_ctf_event;
struct bt_ctf_field_type;
struct bt_ctf_field;
+struct bt_ctf_field_path;
enum bt_ctf_integer_base {
BT_CTF_INTEGER_BASE_UNKNOWN = -1,
enum bt_ctf_byte_order {
BT_CTF_BYTE_ORDER_UNKNOWN = -1,
/*
- * Note that native, in the context of the CTF specification, is defined as
- * "the byte order described in the trace" and does not mean that the host's
- * endianness will be used.
+ * Note that native, in the context of the CTF specification, is defined
+ * as "the byte order described in the trace" and does not mean that the
+ * host's endianness will be used.
*/
BT_CTF_BYTE_ORDER_NATIVE = 0,
BT_CTF_BYTE_ORDER_LITTLE_ENDIAN,
BT_CTF_BYTE_ORDER_NETWORK,
};
+enum bt_ctf_scope {
+ BT_CTF_SCOPE_UNKNOWN = -1,
+ BT_CTF_SCOPE_ENV = 0,
+ BT_CTF_SCOPE_TRACE_PACKET_HEADER = 1,
+ BT_CTF_SCOPE_STREAM_PACKET_CONTEXT = 2,
+ BT_CTF_SCOPE_STREAM_EVENT_HEADER = 3,
+ BT_CTF_SCOPE_STREAM_EVENT_CONTEXT = 4,
+ BT_CTF_SCOPE_EVENT_CONTEXT = 5,
+ BT_CTF_SCOPE_EVENT_FIELDS = 6,
+};
+
/*
* bt_ctf_field_type_integer_create: create an integer field type.
*
extern int bt_ctf_field_type_set_byte_order(struct bt_ctf_field_type *type,
enum bt_ctf_byte_order byte_order);
+/*
+ * bt_ctf_field_type_variant_get_tag_field_path: get a variant's tag's field
+ * path.
+ *
+ * Get the variant's tag's field path.
+ *
+ * @param type Field type.
+ *
+ * Returns the field path on success, NULL on error or if no field path is set.
+ */
+extern struct bt_ctf_field_path *bt_ctf_field_type_variant_get_tag_field_path(
+ struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_sequence_get_length_field_path: get a sequence's length's
+ * field path.
+ *
+ * Get the sequence's length's field path.
+ *
+ * @param type Field type.
+ *
+ * Returns the field path on success, NULL on error or if no field path is set.
+ */
+extern struct bt_ctf_field_path *bt_ctf_field_type_sequence_get_length_field_path(
+ struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_compare: compare two field types recursively
+ *
+ * Compare two field types recursively.
+ *
+ * The registered tag field type of a variant field type is ignored:
+ * only the tag strings are compared.
+ *
+ * @param type_a Field type A.
+ * @param type_b Field type B.
+ *
+ * Returns 0 if both field types are semantically equivalent, a positive
+ * value if they are not equivalent, or a negative value on error.
+ */
+extern int bt_ctf_field_type_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b);
+
/*
* bt_ctf_field_type_get_type_id: get a field type's ctf_type_id.
*
extern enum ctf_type_id bt_ctf_field_type_get_type_id(
struct bt_ctf_field_type *type);
+/*
+ * bt_ctf_field_type_is_integer: returns whether or not a given field
+ * type is an integer type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is an integer type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_integer(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_floating_point: returns whether or not a given field
+ * type is a floating point number type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is a floating point number type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_floating_point(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_enumeration: returns whether or not a given field
+ * type is an enumeration type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is an enumeration type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_enumeration(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_string: returns whether or not a given field
+ * type is a string type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is a string type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_string(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_structure: returns whether or not a given field
+ * type is a structure type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is a structure type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_structure(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_array: returns whether or not a given field
+ * type is an array type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is an array type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_array(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_sequence: returns whether or not a given field
+ * type is a sequence type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is a sequence type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_sequence(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_variant: returns whether or not a given field
+ * type is a variant type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is a variant type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_variant(struct bt_ctf_field_type *type);
+
/*
* bt_ctf_field_type_get and bt_ctf_field_type_put: increment and decrement
* the field type's reference count.
*
+ * You may also use bt_ctf_get() and bt_ctf_put() with field type objects.
+ *
* These functions ensure that the field type won't be destroyed while it
* is in use. The same number of get and put (plus one extra put to
* release the initial reference done at creation) have to be done to