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/* $OpenBSD: compress_gzip.c,v 1.6 2013/01/26 09:37:23 gilles Exp $ */
/*
* Copyright (c) 2012 Gilles Chehade <gilles@poolp.org>
* Copyright (c) 2012 Charles Longeau <chl@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.
*/
#include <sys/types.h>
#include <sys/queue.h>
#include <sys/tree.h>
#include <sys/param.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <ctype.h>
#include <err.h>
#include <fcntl.h>
#include <imsg.h>
#include <pwd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <zlib.h>
#include "smtpd.h"
#include "log.h"
static void* compress_gzip_new(void);
static size_t compress_gzip_chunk(void *, void *, size_t, void *, size_t);
static size_t compress_gzip_finalize(void *, void *, size_t);
static void* uncompress_gzip_new(void);
static size_t uncompress_gzip_chunk(void *, void *, size_t, void *, size_t);
static size_t uncompress_gzip_finalize(void *, void *, size_t);
struct compress_backend compress_gzip = {
compress_gzip_new,
compress_gzip_chunk,
compress_gzip_finalize,
uncompress_gzip_new,
uncompress_gzip_chunk,
uncompress_gzip_finalize,
};
static void *
compress_gzip_new(void)
{
return (NULL);
}
static size_t
compress_gzip_chunk(void *hdl, void *ib, size_t ibsz, void *ob, size_t obsz)
{
return (-1);
}
static size_t
compress_gzip_finalize(void *hdl, void *ob, size_t obsz)
{
return (-1);
}
static void *
uncompress_gzip_new(void)
{
return (NULL);
}
static size_t
uncompress_gzip_chunk(void *hdl, void *ib, size_t ibsz, void *ob, size_t obsz)
{
return (-1);
}
static size_t
uncompress_gzip_finalize(void *hdl, void *ob, size_t obsz)
{
return (-1);
}
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