src/zstream.h

   1 /*
   2  * Copyright (C) the libgit2 contributors. All rights reserved.
   3  *
   4  * This file is part of libgit2, distributed under the GNU GPL v2 with
   5  * a Linking Exception. For full terms see the included COPYING file.
   6  */
   7 #ifndef INCLUDE_zstream_h__
   8 #define INCLUDE_zstream_h__
   9
  10 #include <zlib.h>
  11
  12 #include "common.h"
  13 #include "buffer.h"
  14
  15 typedef struct {
  16         z_stream z;
  17         const char *in;
  18         size_t in_len;
  19         int zerr;
  20 } git_zstream;
  21
  22 #define GIT_ZSTREAM_INIT {{0}}
  23
  24 int git_zstream_init(git_zstream *zstream);
  25 void git_zstream_free(git_zstream *zstream);
  26
  27 int git_zstream_set_input(git_zstream *zstream, const void *in, size_t in_len);
  28
  29 size_t git_zstream_suggest_output_len(git_zstream *zstream);
  30
  31 int git_zstream_get_output(void *out, size_t *out_len, git_zstream *zstream);
  32
  33 bool git_zstream_done(git_zstream *zstream);
  34
  35 void git_zstream_reset(git_zstream *zstream);
  36
  37 int git_zstream_deflatebuf(git_buf *out, const void *in, size_t in_len);
  38
  39 #endif /* INCLUDE_zstream_h__ */