/*-

 * Copyright (c) 2003-2009 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 "test.h"

__FBSDID("$FreeBSD: head/lib/libarchive/test/test_read_disk.c 201247 2009-12-30 05:59:21Z kientzle $");

static void

gname_cleanup(void *d)

{

	int *mp = d;

	assertEqualInt(*mp, 0x13579);

	*mp = 0x2468;

}

static const char *

gname_lookup(void *d, int64_t g)

{

	int *mp = d;

	assertEqualInt(*mp, 0x13579);

	if (g == 1)

		return ("FOOGROUP");

	return ("NOTFOOGROUP");

}

static void

uname_cleanup(void *d)

{

	int *mp = d;

	assertEqualInt(*mp, 0x1234);

	*mp = 0x2345;

}

static const char *

uname_lookup(void *d, int64_t u)

{

	int *mp = d;

	assertEqualInt(*mp, 0x1234);

	if (u == 1)

		return ("FOO");

	return ("NOTFOO");

}

#if !defined(__CYGWIN__) && !defined(__HAIKU__)

/* We test GID lookup by looking up the name of group number zero and

 * checking it against the following list.  If your system uses a

 * different conventional name for group number zero, please extend

 * this array and send us a patch.  As always, please keep this list

 * sorted alphabetically.

 */

static const char *zero_groups[] = {

	"root",   /* Linux */

	"wheel"  /* BSD */

};

#endif

DEFINE_TEST(test_read_disk)

{

	struct archive *a;

	int gmagic = 0x13579, umagic = 0x1234;

#if !defined(__CYGWIN__) && !defined(__HAIKU__)

	const char *p;

	size_t i;

#endif

	assert((a = archive_read_disk_new()) != NULL);

	/* Default uname/gname lookups always return NULL. */

	assert(archive_read_disk_gname(a, 0) == NULL);

	assert(archive_read_disk_uname(a, 0) == NULL);

	/* Register some weird lookup functions. */

	assertEqualInt(ARCHIVE_OK, archive_read_disk_set_gname_lookup(a,

			   &gmagic, &gname_lookup, &gname_cleanup));

	/* Verify that our new function got called. */

	assertEqualString(archive_read_disk_gname(a, 0), "NOTFOOGROUP");

	assertEqualString(archive_read_disk_gname(a, 1), "FOOGROUP");

	/* De-register. */

	assertEqualInt(ARCHIVE_OK,

	    archive_read_disk_set_gname_lookup(a, NULL, NULL, NULL));

	/* Ensure our cleanup function got called. */

	assertEqualInt(gmagic, 0x2468);

	/* Same thing with uname lookup.... */

	assertEqualInt(ARCHIVE_OK, archive_read_disk_set_uname_lookup(a,

			   &umagic, &uname_lookup, &uname_cleanup));

	assertEqualString(archive_read_disk_uname(a, 0), "NOTFOO");

	assertEqualString(archive_read_disk_uname(a, 1), "FOO");

	assertEqualInt(ARCHIVE_OK,

	    archive_read_disk_set_uname_lookup(a, NULL, NULL, NULL));

	assertEqualInt(umagic, 0x2345);

	/* Try the standard lookup functions. */

	if (archive_read_disk_set_standard_lookup(a) != ARCHIVE_OK) {

		skipping("standard uname/gname lookup");

	} else {

#if defined(__CYGWIN__) || defined(__HAIKU__)

		/* Some platforms don't have predictable names for

		 * uid=0, so we skip this part of the test. */

		skipping("standard uname/gname lookup");

#else

		/* XXX Someday, we may need to generalize this the

		 * same way we generalized the group name check below.

		 * That's needed only if we encounter a system where

		 * uid 0 is not "root". XXX */

		assertEqualString(archive_read_disk_uname(a, 0), "root");

		/* Get the group name for group 0 and see if it makes sense. */

		p = archive_read_disk_gname(a, 0);

		assert(p != NULL);

		if (p != NULL) {

			i = 0;

			while (i < sizeof(zero_groups)/sizeof(zero_groups[0])) {

				if (strcmp(zero_groups[i], p) == 0)

					break;

				++i;

			}

			if (i == sizeof(zero_groups)/sizeof(zero_groups[0])) {

				/* If you get a failure here, either

				 * archive_read_disk_gname() isn't working or

				 * your system uses a different name for group

				 * number zero.  If the latter, please add a

				 * new entry to the zero_groups[] array above.

				 */

				failure("group 0 didn't have any of the expected names");

				assertEqualString(p, zero_groups[0]);

			}

		}

#endif

	}

	/* Deregister again and verify the default lookups again. */

	assertEqualInt(ARCHIVE_OK,

	    archive_read_disk_set_gname_lookup(a, NULL, NULL, NULL));

	assertEqualInt(ARCHIVE_OK,

	    archive_read_disk_set_uname_lookup(a, NULL, NULL, NULL));

	assert(archive_read_disk_gname(a, 0) == NULL);

	assert(archive_read_disk_uname(a, 0) == NULL);

	/* Re-register our custom handlers. */

	gmagic = 0x13579;

	umagic = 0x1234;

	assertEqualInt(ARCHIVE_OK, archive_read_disk_set_gname_lookup(a,

			   &gmagic, &gname_lookup, &gname_cleanup));

	assertEqualInt(ARCHIVE_OK, archive_read_disk_set_uname_lookup(a,

			   &umagic, &uname_lookup, &uname_cleanup));

	/* Destroy the archive. */

	assertEqualInt(ARCHIVE_OK, archive_read_free(a));

	/* Verify our cleanup functions got called. */

	assertEqualInt(gmagic, 0x2468);

	assertEqualInt(umagic, 0x2345);

}