| /*- |
| * 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_ustar_filenames.c 189308 2009-03-03 17:02:51Z kientzle $"); |
| |
| /* |
| * Exercise various lengths of filenames in ustar archives. |
| */ |
| |
| static void |
| test_filename(const char *prefix, int dlen, int flen) |
| { |
| char buff[8192]; |
| char filename[400]; |
| char dirname[400]; |
| struct archive_entry *ae; |
| struct archive *a; |
| size_t used; |
| int separator = 0; |
| int i = 0; |
| |
| if (prefix != NULL) { |
| strcpy(filename, prefix); |
| i = (int)strlen(prefix); |
| } |
| if (dlen > 0) { |
| for (; i < dlen; i++) |
| filename[i] = 'a'; |
| filename[i++] = '/'; |
| separator = 1; |
| } |
| for (; i < dlen + flen + separator; i++) |
| filename[i] = 'b'; |
| filename[i] = '\0'; |
| |
| strcpy(dirname, filename); |
| |
| /* Create a new archive in memory. */ |
| 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_set_bytes_per_block(a,0)); |
| assertA(0 == archive_write_open_memory(a, buff, sizeof(buff), &used)); |
| |
| /* |
| * Write a file to it. |
| */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, filename); |
| archive_entry_set_mode(ae, S_IFREG | 0755); |
| failure("dlen=%d, flen=%d", dlen, flen); |
| if (flen > 100) { |
| assertEqualIntA(a, ARCHIVE_FAILED, archive_write_header(a, ae)); |
| } else { |
| assertEqualIntA(a, 0, archive_write_header(a, ae)); |
| } |
| archive_entry_free(ae); |
| |
| /* |
| * Write a dir to it (without trailing '/'). |
| */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, dirname); |
| archive_entry_set_mode(ae, S_IFDIR | 0755); |
| failure("dlen=%d, flen=%d", dlen, flen); |
| if (flen >= 100) { |
| assertEqualIntA(a, ARCHIVE_FAILED, archive_write_header(a, ae)); |
| } else { |
| assertEqualIntA(a, 0, archive_write_header(a, ae)); |
| } |
| archive_entry_free(ae); |
| |
| /* Tar adds a '/' to directory names. */ |
| strcat(dirname, "/"); |
| |
| /* |
| * Write a dir to it (with trailing '/'). |
| */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, dirname); |
| archive_entry_set_mode(ae, S_IFDIR | 0755); |
| failure("dlen=%d, flen=%d", dlen, flen); |
| if (flen >= 100) { |
| assertEqualIntA(a, ARCHIVE_FAILED, archive_write_header(a, ae)); |
| } else { |
| assertEqualIntA(a, 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)); |
| |
| /* |
| * Now, read the data back. |
| */ |
| 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, used)); |
| |
| if (flen <= 100) { |
| /* Read the file and check the filename. */ |
| assertA(0 == archive_read_next_header(a, &ae)); |
| failure("dlen=%d, flen=%d", dlen, flen); |
| assertEqualString(filename, archive_entry_pathname(ae)); |
| assertEqualInt((S_IFREG | 0755), archive_entry_mode(ae)); |
| } |
| |
| /* |
| * Read the two dirs and check the names. |
| * |
| * Both dirs should read back with the same name, since |
| * tar should add a trailing '/' to any dir that doesn't |
| * already have one. |
| */ |
| if (flen <= 99) { |
| assertA(0 == archive_read_next_header(a, &ae)); |
| assert((S_IFDIR | 0755) == archive_entry_mode(ae)); |
| failure("dlen=%d, flen=%d", dlen, flen); |
| assertEqualString(dirname, archive_entry_pathname(ae)); |
| } |
| |
| if (flen <= 99) { |
| assertA(0 == archive_read_next_header(a, &ae)); |
| assert((S_IFDIR | 0755) == archive_entry_mode(ae)); |
| assertEqualString(dirname, archive_entry_pathname(ae)); |
| } |
| |
| /* Verify the end of the archive. */ |
| failure("This fails if entries were written that should not have been written. dlen=%d, flen=%d", dlen, flen); |
| assertEqualInt(1, archive_read_next_header(a, &ae)); |
| assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a)); |
| assertEqualInt(ARCHIVE_OK, archive_read_free(a)); |
| } |
| |
| DEFINE_TEST(test_ustar_filenames) |
| { |
| int dlen, flen; |
| |
| /* Try a bunch of different file/dir lengths that add up |
| * to just a little less or a little more than 100 bytes. |
| * This exercises the code that splits paths between ustar |
| * filename and prefix fields. |
| */ |
| for (dlen = 5; dlen < 70; dlen += 5) { |
| for (flen = 100 - dlen - 5; flen < 100 - dlen + 5; flen++) { |
| test_filename(NULL, dlen, flen); |
| test_filename("/", dlen, flen); |
| } |
| } |
| |
| /* Probe the 100-char limit for paths with no '/'. */ |
| for (flen = 90; flen < 110; flen++) { |
| test_filename(NULL, 0, flen); |
| test_filename("/", dlen, flen); |
| } |
| |
| /* XXXX TODO Probe the 100-char limit with a dir prefix. */ |
| /* XXXX TODO Probe the 255-char total limit. */ |
| } |