X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/de355530ae67247cbd0da700edb3a2a1dae884c2..4a3eedf9ecc9bbe3f3a5c6ce5e53ad199d639d32:/bsd/dev/vn/shadow.h

diff --git a/bsd/dev/vn/shadow.h b/bsd/dev/vn/shadow.h
index 074ba9e4c..48b2c6b7a 100644
--- a/bsd/dev/vn/shadow.h
+++ b/bsd/dev/vn/shadow.h
@@ -1,23 +1,29 @@
 /*
  * Copyright (c) 1999, 2000-2002 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 
 #ifndef __VN_SHADOW_H__
@@ -35,12 +41,17 @@ shadow_map_read(shadow_map_t * map, u_long block_offset, u_long block_count,
 boolean_t
 shadow_map_write(shadow_map_t * map, u_long block_offset, u_long block_count,
 		 u_long * incr_block_offset, u_long * incr_block_count);
+boolean_t
+shadow_map_is_written(shadow_map_t * map, u_long block_offset);
+
 u_long
 shadow_map_shadow_size(shadow_map_t * map);
 
 shadow_map_t *
 shadow_map_create(off_t file_size, off_t shadow_size, 
 		  unsigned long band_size, unsigned long block_size);
+void
+shadow_map_free(shadow_map_t * map);
 
 #endif /* __APPLE_API_PRIVATE */
 #endif /* __VN_SHADOW_H__ */