/*-

 * Copyright (c) 2003-2007 Tim Kientzle

 * Copyright (c) 2012 Michihiro NAKAJIMA

 * 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("$FreeBSD$");

#ifdef HAVE_SYS_ACL_H

#include <sys/acl.h>

#endif

#ifdef HAVE_SYS_XATTR_H

#include <sys/xattr.h>

#endif

#if defined(__APPLE__) && defined(UF_COMPRESSED) && defined(HAVE_SYS_XATTR_H)\

	&& defined(HAVE_ZLIB_H)

//

// The test ACL used here is sometimes assigned to the 'Guest' user

// This changes the text and breaks the test.  This function simply

// strips the 'Guest' information from the string to help ensure

// consistent results on different machines.

//

static char _acl_temp[256];

static const char *

clean_acl(const char *acl) {

	char *p, *q;

	if (strlen(acl) >= sizeof(_acl_temp))

		return acl;

	strcpy(_acl_temp, acl);

	p = strstr(_acl_temp, ":Guest:");

	if (p != NULL) {

		fprintf(stderr, "Shortening: %s\n", p + 1);

		memmove(p + 1, p + 6, strlen(p + 6) + 1);

		q = strstr(p + 2, ":");

		fprintf(stderr, "Shortening: %s\n", q);

		memmove(p + 2, q, strlen(q) + 1);

		return _acl_temp;

	}

	return _acl_temp;

}

static int

has_xattr(const char *filename, const char *xattrname)

{

	char *nl, *nlp;

	ssize_t r;

	int exisiting;

	r = listxattr(filename, NULL, 0, XATTR_SHOWCOMPRESSION);

	if (r < 0)

		return (0);

	if (r == 0)

		return (0);

	assert((nl = malloc(r)) != NULL);

	if (nl == NULL)

		return (0);

	r = listxattr(filename, nl, r, XATTR_SHOWCOMPRESSION);

	if (r < 0) {

		free(nl);

		return (0);

	}

	exisiting = 0;

	for (nlp = nl; nlp < nl + r; nlp += strlen(nlp) + 1) {

		if (strcmp(nlp, xattrname) == 0) {

			exisiting = 1;

			break;

		}

	}

	free(nl);

	return (exisiting);

}

#endif

/*

 * Exercise HFS+ Compression.

 */

DEFINE_TEST(test_write_disk_appledouble)

{

#if !defined(__APPLE__) || !defined(UF_COMPRESSED) || !defined(HAVE_SYS_XATTR_H)\

	|| !defined(HAVE_ZLIB_H)

	skipping("MacOS-specific AppleDouble test");

#else

	const char *refname = "test_write_disk_appledouble.cpio.gz";

	struct archive *ad, *a;

	struct archive_entry *ae;

	struct stat st;

	acl_t acl;

	extract_reference_file(refname);

	/*

	 * Extract an archive to disk with HFS+ Compression.

	 */

	assert((ad = archive_write_disk_new()) != NULL);

	assertEqualIntA(ad, ARCHIVE_OK,

	    archive_write_disk_set_standard_lookup(ad));

	assertEqualIntA(ad, ARCHIVE_OK,

	    archive_write_disk_set_options(ad,

		ARCHIVE_EXTRACT_TIME |

		ARCHIVE_EXTRACT_SECURE_SYMLINKS |

		ARCHIVE_EXTRACT_SECURE_NODOTDOT |

		ARCHIVE_EXTRACT_HFS_COMPRESSION_FORCED));

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

	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));

	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));

	assertEqualIntA(a, ARCHIVE_OK, archive_read_open_filename(a,

	    refname, 512 * 20));

	assertMakeDir("hfscmp", 0755);

	assertChdir("hfscmp");

	/* Skip "." */

	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae);;

	assertEqualString(".", archive_entry_pathname(ae));

	/* Extract file3. */

	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae);;

	assertEqualString("./file3", archive_entry_pathname(ae));

	assertEqualIntA(a, ARCHIVE_OK, archive_read_extract2(a, ae, ad));

	/* Extract ._file3 which will be merged into file3 as metadata. */

	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae);;

	assertEqualString("./._file3", archive_entry_pathname(ae));

	assertEqualIntA(a, ARCHIVE_OK, archive_read_extract2(a, ae, ad));

	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae);;

	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));

	assertEqualInt(ARCHIVE_OK, archive_read_free(a));

	assertEqualIntA(ad, ARCHIVE_OK, archive_write_free(ad));

	/* Test file3. */

	assertEqualInt(0, stat("file3", &st);;

	assertEqualInt(UF_COMPRESSED, st.st_flags & UF_COMPRESSED);

	assertFileSize("file3", 8);

	failure("'%s' should not have Resource Fork", "file3");

	assertEqualInt(0, has_xattr("file3", "com.apple.ResourceFork"));

	failure("'%s' should have decompfs xattr", "file3");

	assertEqualInt(1, has_xattr("file3", "com.apple.decmpfs"));

	assert(NULL != (acl = acl_get_file("file3", ACL_TYPE_EXTENDED)));

	assertEqualString(clean_acl(acl_to_text(acl, NULL)),

	    "!#acl 1\n"

	    "user:FFFFEEEE-DDDD-CCCC-BBBB-AAAA000000C9:::deny:read\n"

	    "group:ABCDEFAB-CDEF-ABCD-EFAB-CDEF00000050:admin:80:allow:write\n"

	);

	if (acl) acl_free(acl);

	/* Test ._file3. */

	failure("'file3' should be merged and removed");

	assertFileNotExists("._file3");

	assertChdir("..");

	/*

	 * Extract an archive to disk without HFS+ Compression.

	 */

	assert((ad = archive_write_disk_new()) != NULL);

	assertEqualIntA(ad, ARCHIVE_OK,

	    archive_write_disk_set_standard_lookup(ad));

	assertEqualIntA(ad, ARCHIVE_OK,

	    archive_write_disk_set_options(ad,

		ARCHIVE_EXTRACT_TIME |

		ARCHIVE_EXTRACT_SECURE_SYMLINKS |

		ARCHIVE_EXTRACT_SECURE_NODOTDOT));

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

	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));

	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));

	assertEqualIntA(a, ARCHIVE_OK, archive_read_open_filename(a,

	    refname, 512 * 20));

	assertMakeDir("nocmp", 0755);

	assertChdir("nocmp");

	/* Skip "." */

	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae);;

	assertEqualString(".", archive_entry_pathname(ae));

	/* Extract file3. */

	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae);;

	assertEqualString("./file3", archive_entry_pathname(ae));

	assertEqualIntA(a, ARCHIVE_OK, archive_read_extract2(a, ae, ad));

	/* Extract ._file3 which will be merged into file3 as metadata. */

	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae);;

	assertEqualString("./._file3", archive_entry_pathname(ae));

	assertEqualIntA(a, ARCHIVE_OK, archive_read_extract2(a, ae, ad));

	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae);;

	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));

	assertEqualInt(ARCHIVE_OK, archive_read_free(a));

	assertEqualIntA(ad, ARCHIVE_OK, archive_write_free(ad));

	/* Test file3. */

	assertEqualInt(0, stat("file3", &st);;

	assertEqualInt(0, st.st_flags & UF_COMPRESSED);

	assertFileSize("file3", 8);

	failure("'%s' should not have Resource Fork", "file3");

	assertEqualInt(0, has_xattr("file3", "com.apple.ResourceFork"));

	failure("'%s' should not have decmpfs", "file3");

	assertEqualInt(0, has_xattr("file3", "com.apple.decmpfs"));

	assert(NULL != (acl = acl_get_file("file3", ACL_TYPE_EXTENDED)));

	assertEqualString(clean_acl(acl_to_text(acl, NULL)),

	    "!#acl 1\n"

	    "user:FFFFEEEE-DDDD-CCCC-BBBB-AAAA000000C9:::deny:read\n"

	    "group:ABCDEFAB-CDEF-ABCD-EFAB-CDEF00000050:admin:80:allow:write\n"

	);

	if (acl) acl_free(acl);

	/* Test ._file3. */

	failure("'file3' should be merged and removed");

	assertFileNotExists("._file3");

	assertChdir("..");

	assertEqualFile("hfscmp/file3", "nocmp/file3");

#endif

}