X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=buffer_tree.h;h=903996860c56750d23fd53b629ed58fd03e58296;hp=04217801f70b934eb25987aeb4237e919d13bc4c;hb=fc65f69bcfca74994e837adebdbbc16117ee77e2;hpb=aa05cb41dd2f031935507e89b56b1e6096b846db

diff --git a/buffer_tree.h b/buffer_tree.h
index 04217801..90399686 100644
--- a/buffer_tree.h
+++ b/buffer_tree.h
@@ -1,8 +1,19 @@
 
 struct btr_node;
 
-struct btr_node *btr_new_node(char *name, struct btr_node *parent);
-void btr_del_node(struct btr_node *btrn);
+typedef int (*btr_command_handler)(struct btr_node *btrn,
+		const char *command, char **result);
+
+enum btr_node_type {
+	BTR_NT_ROOT,
+	BTR_NT_INTERNAL,
+	BTR_NT_LEAF,
+};
+
+struct btr_node *btr_new_node(const char *name, struct btr_node *parent,
+		btr_command_handler handler, void *context);
+void btr_remove_node(struct btr_node *btrn);
+void btr_free_node(struct btr_node *btrn);
 void btr_add_output(char *buf, size_t size, struct btr_node *btrn);
 bool btr_no_children(struct btr_node *btrn);
 size_t btr_bytes_pending(struct btr_node *btrn);
@@ -10,3 +21,15 @@ size_t btr_get_input_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);
+int btr_exec(struct btr_node *btrn, const char *command, char **value_result);
+int btr_exec_up(struct btr_node *btrn, const char *command, char **value_result);
+void btr_splice_out_node(struct btr_node *btrn);
+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);
+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);