X-Git-Url: http://git.vrable.net/?a=blobdiff_plain;f=bluesky%2Fdir.c;h=f279eb6838290748fb9b74805e6b4b0fd415bfd0;hb=ccd8dcd110e04b43ae1d04a3b1ab058cc1761d8b;hp=724320a5830afc719f5a66fc69a7c9964a8d02f4;hpb=45f3ec339de4b7efa9ef5978b79148c25e0c49b2;p=bluesky.git

diff --git a/bluesky/dir.c b/bluesky/dir.c
index 724320a..f279eb6 100644
--- a/bluesky/dir.c
+++ b/bluesky/dir.c
@@ -10,7 +10,7 @@
 #include <inttypes.h>
 #include <glib.h>
 
-#include "bluesky.h"
+#include "bluesky-private.h"
 
 /* Core filesystem: handling of directories. */
 
@@ -67,6 +67,22 @@ uint64_t bluesky_directory_ilookup(BlueSkyInode *inode, gchar *name)
         return d->inum;
 }
 
+/* Iterate through a directory listing.  This returns one directory entry at a
+ * time, finding the first entry with a directory cookie value larger than the
+ * supplied one.  Use a cookie of 0 to start reading from the start of a
+ * directory. */
+BlueSkyDirent *bluesky_directory_read(BlueSkyInode *dir, uint32_t cookie)
+{
+    BlueSkyDirent start = {NULL, NULL, cookie, 0};
+    GSequenceIter *i = g_sequence_search(dir->dirents, &start,
+                                         bluesky_dirent_compare, NULL);
+
+    if (g_sequence_iter_is_end(i))
+        return NULL;
+    else
+        return g_sequence_get(i);
+}
+
 /* Insert a new entry into a directory.  Should be called with the inode lock
  * already held. */
 gboolean bluesky_directory_insert(BlueSkyInode *dir,