libarchive/test/test_read_extract.c - third_party/libarchive - Git at Google

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

 #define BUFF_SIZE 1000000
 #define FILE_BUFF_SIZE 100000

 DEFINE_TEST(test_read_extract)
 {
 	struct archive_entry *ae;
 	struct archive *a;
 	size_t used;
 	int i, numEntries = 0;
 	char *buff, *file_buff;

 	buff = malloc(BUFF_SIZE);
 	file_buff = malloc(FILE_BUFF_SIZE);

 	/* Force the umask to something predictable. */
 	assertUmask(022);

 	/* Create a new archive in memory containing various types of entries. */
 	assert((a = archive_write_new()) != NULL);
 	assertA(0 == archive_write_set_format_ustar(a));
 	assertA(0 == archive_write_add_filter_none(a));
 	assertA(0 == archive_write_open_memory(a, buff, BUFF_SIZE, &used));
 	/* A directory to be restored with EXTRACT_PERM. */
 	++numEntries;
 	assert((ae = archive_entry_new()) != NULL);
 	archive_entry_copy_pathname(ae, "dir_0775");
 	archive_entry_set_mode(ae, S_IFDIR | 0775);
 	assertA(0 == archive_write_header(a, ae));
 	archive_entry_free(ae);
 	/* A regular file. */
 	++numEntries;
 	assert((ae = archive_entry_new()) != NULL);
 	archive_entry_copy_pathname(ae, "file");
 	archive_entry_set_mode(ae, S_IFREG | 0755);
 	for (i = 0; i < FILE_BUFF_SIZE; i++)
 		file_buff[i] = (unsigned char)rand();
 	archive_entry_set_size(ae, FILE_BUFF_SIZE);
 	assertA(0 == archive_write_header(a, ae));
 	assertA(FILE_BUFF_SIZE == archive_write_data(a, file_buff, FILE_BUFF_SIZE));
 	archive_entry_free(ae);
 	/* A directory that should obey umask when restored. */
 	++numEntries;
 	assert((ae = archive_entry_new()) != NULL);
 	archive_entry_copy_pathname(ae, "dir");
 	archive_entry_set_mode(ae, S_IFDIR | 0777);
 	assertA(0 == archive_write_header(a, ae));
 	archive_entry_free(ae);
 	/* A file in the directory. */
 	++numEntries;
 	assert((ae = archive_entry_new()) != NULL);
 	archive_entry_copy_pathname(ae, "dir/file");
 	archive_entry_set_mode(ae, S_IFREG | 0700);
 	assertA(0 == archive_write_header(a, ae));
 	archive_entry_free(ae);
 	/* A file in a dir that is not already in the archive. */
 	++numEntries;
 	assert((ae = archive_entry_new()) != NULL);
 	archive_entry_copy_pathname(ae, "dir2/file");
 	archive_entry_set_mode(ae, S_IFREG | 0000);
 	assertA(0 == archive_write_header(a, ae));
 	archive_entry_free(ae);
 	/* A dir with a trailing /. */
 	++numEntries;
 	assert((ae = archive_entry_new()) != NULL);
 	archive_entry_copy_pathname(ae, "dir3/.");
 	archive_entry_set_mode(ae, S_IFDIR | 0710);
 	assertA(0 == archive_write_header(a, ae));
 	archive_entry_free(ae);
 	/* Multiple dirs with a single entry. */
 	++numEntries;
 	assert((ae = archive_entry_new()) != NULL);
 	archive_entry_copy_pathname(ae, "dir4/a/../b/../c/");
 	archive_entry_set_mode(ae, S_IFDIR | 0711);
 	assertA(0 == archive_write_header(a, ae));
 	archive_entry_free(ae);
 	/* A symlink. */
 	if (canSymlink()) {
 		++numEntries;
 		assert((ae = archive_entry_new()) != NULL);
 		archive_entry_copy_pathname(ae, "symlink");
 		archive_entry_set_mode(ae, AE_IFLNK | 0755);
 		archive_entry_set_symlink(ae, "file");
 		assertA(0 == archive_write_header(a, ae));
 		archive_entry_free(ae);
 	}
 	/* Close out the archive. */
 	assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
 	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

 	/* Extract the entries to disk. */
 	assert((a = archive_read_new()) != NULL);
 	assertA(0 == archive_read_support_format_all(a));
 	assertA(0 == archive_read_support_filter_all(a));
 	assertA(0 == archive_read_open_memory(a, buff, BUFF_SIZE));
 	/* Restore first entry with _EXTRACT_PERM. */
 	failure("Error reading first entry", i);
 	assertA(0 == archive_read_next_header(a, &ae));
 	assertA(0 == archive_read_extract(a, ae, ARCHIVE_EXTRACT_PERM));
 	/* Rest of entries get restored with no flags. */
 	for (i = 1; i < numEntries; i++) {
 		failure("Error reading entry %d", i);
 		assertA(0 == archive_read_next_header(a, &ae));
 		failure("Failed to extract entry %d: %s", i,
 			archive_entry_pathname(ae));
 		assertA(0 == archive_read_extract(a, ae, 0));
 	}
 	assertA(ARCHIVE_EOF == archive_read_next_header(a, &ae));
 	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
 	assertEqualInt(ARCHIVE_OK, archive_read_free(a));

 	/* Test the entries on disk. */
 	/* This first entry was extracted with ARCHIVE_EXTRACT_PERM,
 	 * so the permissions should have been restored exactly,
 	 * including resetting the gid bit on those platforms
 	 * where gid is inherited by subdirs. */
 	failure("This was 0775 in archive, and should be 0775 on disk");
 	assertIsDir("dir_0775", 0775);
 	/* Everything else was extracted without ARCHIVE_EXTRACT_PERM,
 	 * so there may be some sloppiness about gid bits on directories. */
 	assertIsReg("file", 0755);
 	assertFileSize("file", FILE_BUFF_SIZE);
 	assertFileContents(file_buff, FILE_BUFF_SIZE, "file");
 	/* If EXTRACT_PERM wasn't used, be careful to ignore sgid bit
 	 * when checking dir modes, as some systems inherit sgid bit
 	 * from the parent dir. */
 	failure("This was 0777 in archive, but umask should make it 0755");
 	assertIsDir("dir", 0755);
 	assertIsReg("dir/file", 0700);
 	assertIsDir("dir2", 0755);
 	assertIsReg("dir2/file", 0000);
 	assertIsDir("dir3", 0710);
 	assertIsDir("dir4", 0755);
 	assertIsDir("dir4/a", 0755);
 	assertIsDir("dir4/b", 0755);
 	assertIsDir("dir4/c", 0711);
 	if (canSymlink())
 		assertIsSymlink("symlink", "file");

 	free(buff);
 	free(file_buff);
 }
	/*-
	* 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 "test.h"
	__FBSDID("$FreeBSD: head/lib/libarchive/test/test_read_extract.c 201247 2009-12-30 05:59:21Z kientzle $");

	#define BUFF_SIZE 1000000
	#define FILE_BUFF_SIZE 100000

	DEFINE_TEST(test_read_extract)
	{
	struct archive_entry *ae;
	struct archive *a;
	size_t used;
	int i, numEntries = 0;
	char buff, file_buff;

	buff = malloc(BUFF_SIZE);
	file_buff = malloc(FILE_BUFF_SIZE);

	/* Force the umask to something predictable. */
	assertUmask(022);

	/* Create a new archive in memory containing various types of entries. */
	assert((a = archive_write_new()) != NULL);
	assertA(0 == archive_write_set_format_ustar(a));
	assertA(0 == archive_write_add_filter_none(a));
	assertA(0 == archive_write_open_memory(a, buff, BUFF_SIZE, &used));
	/* A directory to be restored with EXTRACT_PERM. */
	++numEntries;
	assert((ae = archive_entry_new()) != NULL);
	archive_entry_copy_pathname(ae, "dir_0775");
	archive_entry_set_mode(ae, S_IFDIR \| 0775);
	assertA(0 == archive_write_header(a, ae));
	archive_entry_free(ae);
	/* A regular file. */
	++numEntries;
	assert((ae = archive_entry_new()) != NULL);
	archive_entry_copy_pathname(ae, "file");
	archive_entry_set_mode(ae, S_IFREG \| 0755);
	for (i = 0; i < FILE_BUFF_SIZE; i++)
	file_buff[i] = (unsigned char)rand();
	archive_entry_set_size(ae, FILE_BUFF_SIZE);
	assertA(0 == archive_write_header(a, ae));
	assertA(FILE_BUFF_SIZE == archive_write_data(a, file_buff, FILE_BUFF_SIZE));
	archive_entry_free(ae);
	/* A directory that should obey umask when restored. */
	++numEntries;
	assert((ae = archive_entry_new()) != NULL);
	archive_entry_copy_pathname(ae, "dir");
	archive_entry_set_mode(ae, S_IFDIR \| 0777);
	assertA(0 == archive_write_header(a, ae));
	archive_entry_free(ae);
	/* A file in the directory. */
	++numEntries;
	assert((ae = archive_entry_new()) != NULL);
	archive_entry_copy_pathname(ae, "dir/file");
	archive_entry_set_mode(ae, S_IFREG \| 0700);
	assertA(0 == archive_write_header(a, ae));
	archive_entry_free(ae);
	/* A file in a dir that is not already in the archive. */
	++numEntries;
	assert((ae = archive_entry_new()) != NULL);
	archive_entry_copy_pathname(ae, "dir2/file");
	archive_entry_set_mode(ae, S_IFREG \| 0000);
	assertA(0 == archive_write_header(a, ae));
	archive_entry_free(ae);
	/* A dir with a trailing /. */
	++numEntries;
	assert((ae = archive_entry_new()) != NULL);
	archive_entry_copy_pathname(ae, "dir3/.");
	archive_entry_set_mode(ae, S_IFDIR \| 0710);
	assertA(0 == archive_write_header(a, ae));
	archive_entry_free(ae);
	/* Multiple dirs with a single entry. */
	++numEntries;
	assert((ae = archive_entry_new()) != NULL);
	archive_entry_copy_pathname(ae, "dir4/a/../b/../c/");
	archive_entry_set_mode(ae, S_IFDIR \| 0711);
	assertA(0 == archive_write_header(a, ae));
	archive_entry_free(ae);
	/* A symlink. */
	if (canSymlink()) {
	++numEntries;
	assert((ae = archive_entry_new()) != NULL);
	archive_entry_copy_pathname(ae, "symlink");
	archive_entry_set_mode(ae, AE_IFLNK \| 0755);
	archive_entry_set_symlink(ae, "file");
	assertA(0 == archive_write_header(a, ae));
	archive_entry_free(ae);
	}
	/* Close out the archive. */
	assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* Extract the entries to disk. */
	assert((a = archive_read_new()) != NULL);
	assertA(0 == archive_read_support_format_all(a));
	assertA(0 == archive_read_support_filter_all(a));
	assertA(0 == archive_read_open_memory(a, buff, BUFF_SIZE));
	/* Restore first entry with _EXTRACT_PERM. */
	failure("Error reading first entry", i);
	assertA(0 == archive_read_next_header(a, &ae));
	assertA(0 == archive_read_extract(a, ae, ARCHIVE_EXTRACT_PERM));
	/* Rest of entries get restored with no flags. */
	for (i = 1; i < numEntries; i++) {
	failure("Error reading entry %d", i);
	assertA(0 == archive_read_next_header(a, &ae));
	failure("Failed to extract entry %d: %s", i,
	archive_entry_pathname(ae));
	assertA(0 == archive_read_extract(a, ae, 0));
	}
	assertA(ARCHIVE_EOF == archive_read_next_header(a, &ae));
	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
	assertEqualInt(ARCHIVE_OK, archive_read_free(a));

	/* Test the entries on disk. */
	/* This first entry was extracted with ARCHIVE_EXTRACT_PERM,
	* so the permissions should have been restored exactly,
	* including resetting the gid bit on those platforms
	* where gid is inherited by subdirs. */
	failure("This was 0775 in archive, and should be 0775 on disk");
	assertIsDir("dir_0775", 0775);
	/* Everything else was extracted without ARCHIVE_EXTRACT_PERM,
	* so there may be some sloppiness about gid bits on directories. */
	assertIsReg("file", 0755);
	assertFileSize("file", FILE_BUFF_SIZE);
	assertFileContents(file_buff, FILE_BUFF_SIZE, "file");
	/* If EXTRACT_PERM wasn't used, be careful to ignore sgid bit
	* when checking dir modes, as some systems inherit sgid bit
	* from the parent dir. */
	failure("This was 0777 in archive, but umask should make it 0755");
	assertIsDir("dir", 0755);
	assertIsReg("dir/file", 0700);
	assertIsDir("dir2", 0755);
	assertIsReg("dir2/file", 0000);
	assertIsDir("dir3", 0710);
	assertIsDir("dir4", 0755);
	assertIsDir("dir4/a", 0755);
	assertIsDir("dir4/b", 0755);
	assertIsDir("dir4/c", 0711);
	if (canSymlink())
	assertIsSymlink("symlink", "file");

	free(buff);
	free(file_buff);
	}