1 4ca7b755 2018-01-26 stsp /*
 2 4ca7b755 2018-01-26 stsp  * Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>
 3 4ca7b755 2018-01-26 stsp  *
 4 4ca7b755 2018-01-26 stsp  * Permission to use, copy, modify, and distribute this software for any
 5 4ca7b755 2018-01-26 stsp  * purpose with or without fee is hereby granted, provided that the above
 6 4ca7b755 2018-01-26 stsp  * copyright notice and this permission notice appear in all copies.
 7 4ca7b755 2018-01-26 stsp  *
 8 4ca7b755 2018-01-26 stsp  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 9 4ca7b755 2018-01-26 stsp  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 4ca7b755 2018-01-26 stsp  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 4ca7b755 2018-01-26 stsp  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 4ca7b755 2018-01-26 stsp  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 4ca7b755 2018-01-26 stsp  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 4ca7b755 2018-01-26 stsp  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 4ca7b755 2018-01-26 stsp  */
16 4ca7b755 2018-01-26 stsp 
17 908b0194 2018-02-12 stsp struct got_zstream_buf {
18 908b0194 2018-02-12 stsp 	z_stream z;
19 908b0194 2018-02-12 stsp 	char *inbuf;
20 908b0194 2018-02-12 stsp 	size_t inlen;
21 908b0194 2018-02-12 stsp 	char *outbuf;
22 908b0194 2018-02-12 stsp 	size_t outlen;
23 908b0194 2018-02-12 stsp 	int flags;
24 908b0194 2018-02-12 stsp #define GOT_ZSTREAM_F_HAVE_MORE 0x01
25 908b0194 2018-02-12 stsp };
26 908b0194 2018-02-12 stsp 
27 4ca7b755 2018-01-26 stsp const struct got_error *got_inflate_init(struct got_zstream_buf *, size_t);
28 4ca7b755 2018-01-26 stsp const struct got_error *got_inflate_read(struct got_zstream_buf *, FILE *,
29 126ee060 2018-02-11 stsp     size_t *);
30 4ca7b755 2018-01-26 stsp void got_inflate_end(struct got_zstream_buf *);
31 61d262a8 2018-02-11 stsp const struct got_error *got_inflate_to_mem(uint8_t **, size_t *, FILE *);
32 3606d7fc 2018-02-11 stsp const struct got_error *got_inflate_to_file(size_t *, FILE *, FILE *);