+int bt_register_declaration(GQuark declaration_name,
+ struct bt_declaration *declaration,
+ struct declaration_scope *scope);
+struct bt_declaration *bt_lookup_declaration(GQuark declaration_name,
+ struct declaration_scope *scope);
+
+/*
+ * Type scopes also contain a separate registry for struct, variant and
+ * enum types. Those register types rather than type definitions, so
+ * that a named variant can be declared without specifying its target
+ * "choice" tag field immediately.
+ */
+int bt_register_struct_declaration(GQuark struct_name,
+ struct declaration_struct *struct_declaration,
+ struct declaration_scope *scope);
+struct declaration_struct *
+ bt_lookup_struct_declaration(GQuark struct_name,
+ struct declaration_scope *scope);
+int bt_register_variant_declaration(GQuark variant_name,
+ struct declaration_untagged_variant *untagged_variant_declaration,
+ struct declaration_scope *scope);
+struct declaration_untagged_variant *bt_lookup_variant_declaration(GQuark variant_name,
+ struct declaration_scope *scope);
+int bt_register_enum_declaration(GQuark enum_name,
+ struct declaration_enum *enum_declaration,
+ struct declaration_scope *scope);
+struct declaration_enum *
+ bt_lookup_enum_declaration(GQuark enum_name,
+ struct declaration_scope *scope);
+
+struct declaration_scope *
+ bt_new_declaration_scope(struct declaration_scope *parent_scope);
+void bt_free_declaration_scope(struct declaration_scope *scope);
+
+/*
+ * field_definition is for field definitions. They are registered into
+ * definition scopes.
+ */
+struct bt_definition *
+ bt_lookup_path_definition(GArray *cur_path, /* array of GQuark */
+ GArray *lookup_path, /* array of GQuark */
+ struct definition_scope *scope);
+int bt_register_field_definition(GQuark field_name,
+ struct bt_definition *definition,
+ struct definition_scope *scope);
+struct definition_scope *
+ bt_new_definition_scope(struct definition_scope *parent_scope,
+ GQuark field_name, const char *root_name);
+void bt_free_definition_scope(struct definition_scope *scope);
+
+GQuark bt_new_definition_path(struct definition_scope *parent_scope,
+ GQuark field_name, const char *root_name);
+
+static inline
+int compare_definition_path(struct bt_definition *definition, GQuark path)
+{
+ return definition->path == path;
+}
+
+void bt_declaration_ref(struct bt_declaration *declaration);
+void bt_declaration_unref(struct bt_declaration *declaration);
+
+void bt_definition_ref(struct bt_definition *definition);
+void bt_definition_unref(struct bt_definition *definition);
+
+struct declaration_integer *bt_integer_declaration_new(size_t len, int byte_order,
+ int signedness, size_t alignment,
+ int base, enum ctf_string_encoding encoding,
+ struct ctf_clock *clock);
+uint64_t bt_get_unsigned_int(const struct bt_definition *field);
+int64_t bt_get_signed_int(const struct bt_definition *field);
+int bt_get_int_signedness(const struct bt_definition *field);
+int bt_get_int_byte_order(const struct bt_definition *field);
+int bt_get_int_base(const struct bt_definition *field);
+size_t bt_get_int_len(const struct bt_definition *field); /* in bits */
+enum ctf_string_encoding bt_get_int_encoding(const struct bt_definition *field);
+
+/*
+ * mantissa_len is the length of the number of bytes represented by the mantissa
+ * (e.g. result of DBL_MANT_DIG). It includes the leading 1.
+ */
+struct declaration_float *bt_float_declaration_new(size_t mantissa_len,
+ size_t exp_len, int byte_order,
+ size_t alignment);
+
+/*
+ * A GQuark can be translated to/from strings with g_quark_from_string() and
+ * g_quark_to_string().
+ */
+
+/*
+ * Returns a GArray of GQuark or NULL.
+ * Caller must release the GArray with g_array_unref().
+ */
+GArray *bt_enum_uint_to_quark_set(const struct declaration_enum *enum_declaration,
+ uint64_t v);
+
+/*
+ * Returns a GArray of GQuark or NULL.
+ * Caller must release the GArray with g_array_unref().
+ */
+GArray *bt_enum_int_to_quark_set(const struct declaration_enum *enum_declaration,
+ int64_t v);
+
+/*
+ * Returns a GArray of struct enum_range or NULL.
+ * Callers do _not_ own the returned GArray (and therefore _don't_ need to
+ * release it).
+ */
+GArray *bt_enum_quark_to_range_set(const struct declaration_enum *enum_declaration,
+ GQuark q);
+void bt_enum_signed_insert(struct declaration_enum *enum_declaration,
+ int64_t start, int64_t end, GQuark q);
+void bt_enum_unsigned_insert(struct declaration_enum *enum_declaration,
+ uint64_t start, uint64_t end, GQuark q);
+size_t bt_enum_get_nr_enumerators(struct declaration_enum *enum_declaration);
+
+struct declaration_enum *
+ bt_enum_declaration_new(struct declaration_integer *integer_declaration);