-struct btr_node *btr_new_node(const char *name, struct btr_node *parent,
- btr_command_handler handler, void *context);
+struct btr_node_description {
+ const char *name;
+ struct btr_node *parent;
+ btr_command_handler handler;
+ void *context;
+};
+
+size_t btr_pool_size(struct btr_pool *btrp);
+struct btr_pool *btr_pool_new(const char *name, size_t area_size);
+void btr_pool_free(struct btr_pool *btrp);
+size_t btr_pool_get_buffer(struct btr_pool *btrp, char **result);
+void btr_pool_allocate(struct btr_pool *btrp, size_t size);
+void btr_add_output_pool(struct btr_pool *btrp, size_t size,
+ struct btr_node *btrn);
+size_t btr_pool_unused(struct btr_pool *btrp);
+void btr_copy(const void *src, size_t n, struct btr_pool *btrp,
+ struct btr_node *btrn);
+
+struct btr_node *btr_new_node(struct btr_node_description *bnd);