1 /*
2  * Copyright (C) 2010 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef _WIPE_H_
18 #define _WIPE_H_
19 
20 #ifdef __cplusplus
21 extern "C" {
22 #endif
23 
24 #include "ext4_utils.h"
25 
26 /* Set WIPE_IS_SUPPORTED to 1 if the current platform supports
27  * wiping of block devices. 0 otherwise. For now, only Linux does.
28  */
29 #ifdef __linux__
30 #  define WIPE_IS_SUPPORTED 1
31 #else
32 #  define WIPE_IS_SUPPORTED 0
33 #endif
34 
35 int wipe_block_device(int fd, s64 len);
36 
37 #ifdef __cplusplus
38 }
39 #endif
40 
41 #endif
42