/*
* Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
struct got_zstream_buf {
z_stream z;
char *inbuf;
size_t inlen;
char *outbuf;
size_t outlen;
int flags;
#define GOT_ZSTREAM_F_HAVE_MORE 0x01
#define GOT_ZSTREAM_F_OWN_OUTBUF 0x02
};
#define GOT_ZSTREAM_BUFSIZE 8192
const struct got_error *got_inflate_init(struct got_zstream_buf *, uint8_t *,
size_t);
const struct got_error *got_inflate_read(struct got_zstream_buf *, FILE *,
size_t *);
const struct got_error *got_inflate_read_fd(struct got_zstream_buf *, int,
size_t *);
const struct got_error *got_inflate_read_mmap(struct got_zstream_buf *,
uint8_t *, size_t, size_t, size_t *, size_t *);
void got_inflate_end(struct got_zstream_buf *);
const struct got_error *got_inflate_to_mem(uint8_t **, size_t *, FILE *);
const struct got_error *got_inflate_to_mem_fd(uint8_t **, size_t *, int);
const struct got_error *got_inflate_to_mem_mmap(uint8_t **, size_t *, uint8_t *,
size_t, size_t);
const struct got_error *got_inflate_to_file(size_t *, FILE *, FILE *);
const struct got_error *got_inflate_to_file_fd(size_t *, int, FILE *);
const struct got_error *got_inflate_to_fd(size_t *, FILE *, int);
const struct got_error *got_inflate_to_file_mmap(size_t *, uint8_t *, size_t,
size_t, FILE *);
