Fix 2 problems: rmdir of non-empty dir, handling 255 char names better

[yaffs2.git] / yaffs_guts.c

diff --git a/yaffs_guts.c b/yaffs_guts.c
index 9872305f6c1ff26b59ffb3185245f031313ff266..15b20ace388f2f00d97fd236fa8c79e795cd39c7 100644 (file)
--- a/yaffs_guts.c
+++ b/yaffs_guts.c
@@ -12,7 +12,7 @@
  */
 
 const char *yaffs_guts_c_version =
-    "$Id: yaffs_guts.c,v 1.87 2009-07-29 04:30:24 charles Exp $";
+    "$Id: yaffs_guts.c,v 1.88 2009-08-11 01:28:42 charles Exp $";
 
 #include "yportenv.h"
 
@@ -5172,14 +5172,19 @@ int yaffs_DeleteFile(yaffs_Object *in)
        }
 }
 
-static int yaffs_DeleteDirectory(yaffs_Object *in)
+static int yaffs_IsNonEmptyDirectory(yaffs_Object *obj)
 {
-       /* First check that the directory is empty. */
-       if (ylist_empty(&in->variant.directoryVariant.children))
-               return yaffs_DoGenericObjectDeletion(in);
+       return (obj->variantType == YAFFS_OBJECT_TYPE_DIRECTORY) &&
+               !(ylist_empty(&obj->variant.directoryVariant.children));
+}
 
-       return YAFFS_FAIL;
+static int yaffs_DeleteDirectory(yaffs_Object *obj)
+{
+       /* First check that the directory is empty. */
+       if (yaffs_IsNonEmptyDirectory(obj))
+               return YAFFS_FAIL;
 
+       return yaffs_DoGenericObjectDeletion(obj);
 }
 
 static int yaffs_DeleteSymLink(yaffs_Object *in)
@@ -5295,7 +5300,9 @@ static int yaffs_UnlinkWorker(yaffs_Object *obj)
                default:
                        return YAFFS_FAIL;
                }
-       } else
+       } else if(yaffs_IsNonEmptyDirectory(obj))
+               return YAFFS_FAIL;
+       else
                return yaffs_ChangeObjectName(obj, obj->myDev->unlinkedDir,
                                           _Y("unlinked"), 0, 0);
 }
@@ -6811,7 +6818,7 @@ yaffs_Object *yaffs_FindObjectByName(yaffs_Object *directory,
                                 * Do a real check
                                 */
                                yaffs_GetObjectName(l, buffer,
-                                                   YAFFS_MAX_NAME_LENGTH);
+                                                   YAFFS_MAX_NAME_LENGTH + 1);
                                if (yaffs_strncmp(name, buffer, YAFFS_MAX_NAME_LENGTH) == 0)
                                        return l;
                        }
@@ -7060,7 +7067,7 @@ int yaffs_DumpObject(yaffs_Object *obj)
 {
        YCHAR name[257];
 
-       yaffs_GetObjectName(obj, name, 256);
+       yaffs_GetObjectName(obj, name, YAFFS_MAX_NAME_LENGTH + 1);
 
        T(YAFFS_TRACE_ALWAYS,
          (TSTR