1/* LTO IL compression streams.
2
3   Copyright (C) 2009-2015 Free Software Foundation, Inc.
4   Contributed by Simon Baldwin <simonb@google.com>
5
6This file is part of GCC.
7
8GCC is free software; you can redistribute it and/or modify it
9under the terms of the GNU General Public License as published by
10the Free Software Foundation; either version 3, or (at your option)
11any later version.
12
13GCC is distributed in the hope that it will be useful, but WITHOUT
14ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
16License for more details.
17
18You should have received a copy of the GNU General Public License
19along with GCC; see the file COPYING3.  If not see
20<http://www.gnu.org/licenses/>.  */
21
22#ifndef GCC_LTO_COMPRESS_H
23#define GCC_LTO_COMPRESS_H
24
25struct lto_compression_stream;
26
27/* In lto-compress.c.  */
28extern struct lto_compression_stream
29  *lto_start_compression (void (*callback) (const char *, unsigned, void *),
30			  void *opaque);
31extern void lto_compress_block (struct lto_compression_stream *stream,
32				const char *base, size_t num_chars);
33extern void lto_end_compression (struct lto_compression_stream *stream);
34
35extern struct lto_compression_stream
36  *lto_start_uncompression (void (*callback) (const char *, unsigned, void *),
37			    void *opaque);
38extern void lto_uncompress_block (struct lto_compression_stream *stream,
39				  const char *base, size_t num_chars);
40extern void lto_end_uncompression (struct lto_compression_stream *stream);
41
42#endif /* GCC_LTO_COMPRESS_H  */
43