+/*
+ * Copyright (C) 2009-2010 Andre Noll <maan@systemlinux.org>
+ *
+ * Licensed under the GPL v2. For licencing details see COPYING.
+ */
+
/**
* \file buffer_tree.h Buffer tree management.
*
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);
+int btr_pool_get_buffers(struct btr_pool *btrp, struct iovec iov[2]);
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_free_node(struct btr_node *btrn);
void btr_add_output(char *buf, size_t size, struct btr_node *btrn);
size_t btr_get_input_queue_size(struct btr_node *btrn);
+size_t btr_get_output_queue_size(struct btr_node *btrn);
bool btr_no_parent(struct btr_node *btrn);
size_t btr_next_buffer(struct btr_node *btrn, char **bufp);
void btr_consume(struct btr_node *btrn, size_t numbytes);
void btr_pushdown(struct btr_node *btrn);
void *btr_context(struct btr_node *btrn);
void btr_merge(struct btr_node *btrn, size_t dest_size);
-bool btr_eof(struct btr_node *btrn);
void btr_log_tree(struct btr_node *btrn, int loglevel);
-int btr_pushdown_one(struct btr_node *btrn);
+void btr_pushdown_one(struct btr_node *btrn);
bool btr_inplace_ok(struct btr_node *btrn);
int btr_node_status(struct btr_node *btrn, size_t min_iqs,
enum btr_node_type type);
void btr_get_node_start(struct btr_node *btrn, struct timeval *tv);
struct btr_node *btr_search_node(const char *name, struct btr_node *root);
+void btr_drain(struct btr_node *btrn);