backed_block.h revision 8aef66d2125af8de7672a12895276802fcc1948f 
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 _BACKED_BLOCK_H_
18#define _BACKED_BLOCK_H_
19
20#include <sys/types.h>
21#include <unistd.h>
22#include "ext4_utils.h"
23#include "output_file.h"
24
25typedef void (*data_block_callback_t)(struct output_file *out, u64 off,
26	u8 *data, int len);
27typedef void (*data_block_file_callback_t)(struct output_file *out, u64 off,
28					   const char *file, off_t offset,
29					   int len);
30
31void queue_data_block(u8 *data, u32 len, u32 block);
32void queue_data_file(const char *filename, off_t offset, u32 len,
33	u32 block);
34void for_each_data_block(data_block_callback_t data_func,
35	data_block_file_callback_t file_func, struct output_file *out);
36void free_data_blocks();
37
38#endif
39