Live: let read API detect inactive streams, allow streams without fd

[babeltrace.git] / include / babeltrace / types.h

diff --git a/include/babeltrace/types.h b/include/babeltrace/types.h
index 7db83164f6c36eead37443dd05a83ec312555426..677818b9417b7309ec634e956dfab1f617fad394 100644 (file)
--- a/include/babeltrace/types.h
+++ b/include/babeltrace/types.h
@@ -437,6 +437,8 @@ enum ctf_string_encoding bt_get_string_encoding(const struct bt_definition *fiel
 
 double bt_get_float(const struct bt_definition *field);
 
+const struct bt_definition *bt_get_variant_field(struct bt_definition *definition);
+
 struct declaration_struct *
        bt_struct_declaration_new(struct declaration_scope *parent_scope,
                               uint64_t min_align);
@@ -455,10 +457,10 @@ struct declaration_field *
 bt_struct_declaration_get_field_from_index(struct declaration_struct *struct_declaration,
                                        int index);
 struct bt_definition *
-bt_struct_definition_get_field_from_index(struct definition_struct *struct_definition,
+bt_struct_definition_get_field_from_index(const struct definition_struct *struct_definition,
                                       int index);
 int bt_struct_rw(struct bt_stream_pos *pos, struct bt_definition *definition);
-uint64_t bt_struct_declaration_len(struct declaration_struct *struct_declaration);
+uint64_t bt_struct_declaration_len(const struct declaration_struct *struct_declaration);
 
 /*
  * The tag enumeration is validated to ensure that it contains only mappings