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/* LTO IL compression streams.

   Copyright 2009 Free Software Foundation, Inc.

   Contributed by Simon Baldwin <simonb@google.com>

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify it

under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 3, or (at your option)

any later version.

GCC is distributed in the hope that it will be useful, but WITHOUT

ANY WARRANTY; without even the implied warranty of MERCHANTABILITY

or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public

License for more details.

You should have received a copy of the GNU General Public License

along with GCC; see the file COPYING3.  If not see

<http://www.gnu.org/licenses/>.  */

#ifndef GCC_LTO_COMPRESS_H

#define GCC_LTO_COMPRESS_H

struct lto_compression_stream;

/* In lto-compress.c.  */

extern struct lto_compression_stream

  *lto_start_compression (void (*callback) (const char *, unsigned, void *),

                          void *opaque);

extern void lto_compress_block (struct lto_compression_stream *stream,

                                const char *base, size_t num_chars);

extern void lto_end_compression (struct lto_compression_stream *stream);

extern struct lto_compression_stream

  *lto_start_uncompression (void (*callback) (const char *, unsigned, void *),

                            void *opaque);

extern void lto_uncompress_block (struct lto_compression_stream *stream,

                                  const char *base, size_t num_chars);

extern void lto_end_uncompression (struct lto_compression_stream *stream);

#endif /* GCC_LTO_COMPRESS_H  */