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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 _OUTPUT_FILE_H_
18 #define _OUTPUT_FILE_H_
19 
20 #ifdef __cplusplus
21 extern "C" {
22 #endif
23 
24 #include <sparse/sparse.h>
25 
26 struct output_file;
27 
28 struct output_file *output_file_open_fd(int fd, unsigned int block_size, int64_t len,
29 		int gz, int sparse, int chunks, int crc);
30 struct output_file *output_file_open_callback(int (*write)(void *, const void *, int),
31 		void *priv, unsigned int block_size, int64_t len, int gz, int sparse,
32 		int chunks, int crc);
33 int write_data_chunk(struct output_file *out, unsigned int len, void *data);
34 int write_fill_chunk(struct output_file *out, unsigned int len,
35 		uint32_t fill_val);
36 int write_file_chunk(struct output_file *out, unsigned int len,
37 		const char *file, int64_t offset);
38 int write_fd_chunk(struct output_file *out, unsigned int len,
39 		int fd, int64_t offset);
40 int write_skip_chunk(struct output_file *out, int64_t len);
41 void output_file_close(struct output_file *out);
42 
43 int read_all(int fd, void *buf, size_t len);
44 
45 #ifdef __cplusplus
46 }
47 #endif
48 
49 #endif
50