thodg/got/lib/got_lib_inflate.h

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• Hash : 691332dd
  Author :
  Date : 2019-05-22T12:54:45
  

  increase GOT_INFLATE_BUFSIZE (trades memory usage for speed)

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• lib/got_lib_inflate.h

• /*
   * 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_inflate_buf {
  	z_stream z;
  	char *inbuf;
  	size_t inlen;
  	char *outbuf;
  	size_t outlen;
  	int flags;
  #define GOT_INFLATE_F_HAVE_MORE		0x01
  #define GOT_INFLATE_F_OWN_OUTBUF	0x02
  };
  
  #define GOT_INFLATE_BUFSIZE		32768
  
  const struct got_error *got_inflate_init(struct got_inflate_buf *, uint8_t *,
      size_t);
  const struct got_error *got_inflate_read(struct got_inflate_buf *, FILE *,
      size_t *);
  const struct got_error *got_inflate_read_fd(struct got_inflate_buf *, int,
      size_t *);
  const struct got_error *got_inflate_read_mmap(struct got_inflate_buf *,
      uint8_t *, size_t, size_t, size_t *, size_t *);
  void got_inflate_end(struct got_inflate_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 *);
  

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