/*-

 * Copyright (c) 2009-2012,2014 Michihiro NAKAJIMA

 * Copyright (c) 2003-2007 Tim Kientzle

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR

 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,

 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#include "archive_platform.h"

__FBSDID("$FreeBSD: head/lib/libarchive/archive_util.c 201098 2009-12-28 02:58:14Z kientzle $");

#ifdef HAVE_STDLIB_H

#include <stdlib.h>

#endif

#ifdef HAVE_STRING_H

#include <string.h>

#endif

#ifdef HAVE_ZLIB_H

#include <zlib.h>

#endif

#ifdef HAVE_LZMA_H

#include <lzma.h>

#endif

#ifdef HAVE_BZLIB_H

#include <bzlib.h>

#endif

#ifdef HAVE_LZ4_H

#include <lz4.h>

#endif

#include "archive.h"

#include "archive_private.h"

#include "archive_string.h"

const char *

archive_version_details(void)

{

	static struct archive_string str;

	static int init = 0;

	const char *zlib = archive_zlib_version();

	const char *liblzma = archive_liblzma_version();

	const char *bzlib = archive_bzlib_version();

	const char *liblz4 = archive_liblz4_version();

	if (!init) {

		archive_string_init(&str);

		archive_strcat(&str, ARCHIVE_VERSION_STRING);

		if (zlib != NULL) {

			archive_strcat(&str, " zlib/");

			archive_strcat(&str, zlib);

		}

		if (liblzma) {

			archive_strcat(&str, " liblzma/");

			archive_strcat(&str, liblzma);

		}

		if (bzlib) {

			const char *p = bzlib;

			const char *sep = strchr(p, ',');

			if (sep == NULL)

				sep = p + strlen(p);

			archive_strcat(&str, " bz2lib/");

			archive_strncat(&str, p, sep - p);

		}

		if (liblz4) {

			archive_strcat(&str, " liblz4/");

			archive_strcat(&str, liblz4);

		}

	}

	return str.s;

}

const char *

archive_zlib_version(void)

{

#ifdef HAVE_ZLIB_H

	return ZLIB_VERSION;

#else

	return NULL;

#endif

}

const char *

archive_liblzma_version(void)

{

#ifdef HAVE_LZMA_H

	return LZMA_VERSION_STRING;

#else

	return NULL;

#endif

}

const char *

archive_bzlib_version(void)

{

#ifdef HAVE_BZLIB_H

	return BZ2_bzlibVersion();

#else

	return NULL;

#endif

}

const char *

archive_liblz4_version(void)

{

#if defined(HAVE_LZ4_H) && defined(HAVE_LIBLZ4)

#define str(s) #s

#define NUMBER(x) str(x)

	return NUMBER(LZ4_VERSION_MAJOR) "." NUMBER(LZ4_VERSION_MINOR) "." NUMBER(LZ4_VERSION_RELEASE);

#undef NUMBER

#undef str

#else

	return NULL;

#endif

}