diff -r c1e2aed8dd07 -r 060d83d8eca9 razor.h
--- a/razor.h	Mon Jun 09 12:47:37 2008 -0400
+++ b/razor.h	Mon Jun 09 16:38:58 2008 -0400
@@ -166,4 +166,22 @@
 int razor_rpm_install(struct razor_rpm *rpm, const char *root);
 int razor_rpm_close(struct razor_rpm *rpm);
 
+
+/* Razor root functions. The root data struct encapsulates filesystem
+ * conventions and the locking protocol. */
+
+struct razor_root;
+#define RAZOR_ROOT_OPEN_WRITE 0x01
+
+int razor_root_create(const char *root);
+struct razor_root *razor_root_open(const char *root, int flags);
+struct razor_transaction *
+razor_root_create_transaction(struct razor_root *image,
+			      struct razor_set *upstream);
+int razor_root_close(struct razor_root *image);
+void razor_root_update(struct razor_root *image, struct razor_set *next);
+int razor_root_commit(struct razor_root *image);
+void razor_root_diff(struct razor_root *root,
+		     razor_package_callback_t callback, void *data);
+
 #endif /* _RAZOR_H_ */