| /*- |
| * 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_write_open_memory.c 189308 2009-03-03 17:02:51Z kientzle $"); |
| |
| /* Try to force archive_write_open_memory.c to write past the end of an array. */ |
| static unsigned char buff[16384]; |
| |
| DEFINE_TEST(test_write_open_memory) |
| { |
| unsigned int i; |
| struct archive *a; |
| struct archive_entry *ae; |
| const char *name="/tmp/test"; |
| |
| /* Create a simple archive_entry. */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_set_pathname(ae, name); |
| archive_entry_set_mode(ae, S_IFREG); |
| assertEqualString(archive_entry_pathname(ae), name); |
| |
| /* Try writing with different buffer sizes. */ |
| /* Make sure that we get failure on too-small buffers, success on |
| * large enough ones. */ |
| for (i = 100; i < 1600; i++) { |
| size_t used; |
| size_t blocksize = 94; |
| assert((a = archive_write_new()) != NULL); |
| assertEqualIntA(a, ARCHIVE_OK, |
| archive_write_set_format_ustar(a)); |
| assertEqualIntA(a, ARCHIVE_OK, |
| archive_write_set_bytes_in_last_block(a, 1)); |
| assertEqualIntA(a, ARCHIVE_OK, |
| archive_write_set_bytes_per_block(a, (int)blocksize)); |
| buff[i] = 0xAE; |
| assertEqualIntA(a, ARCHIVE_OK, |
| archive_write_open_memory(a, buff, i, &used)); |
| /* If buffer is smaller than a tar header, this should fail. */ |
| if (i < (511/blocksize)*blocksize) |
| assertEqualIntA(a, ARCHIVE_FATAL, |
| archive_write_header(a,ae)); |
| else |
| assertEqualIntA(a, ARCHIVE_OK, |
| archive_write_header(a, ae)); |
| /* If buffer is smaller than a tar header plus 1024 byte |
| * end-of-archive marker, then this should fail. */ |
| failure("buffer size=%d\n", (int)i); |
| if (i < 1536) |
| assertEqualIntA(a, ARCHIVE_FATAL, |
| archive_write_close(a)); |
| else { |
| assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a)); |
| assertEqualInt(used, archive_filter_bytes(a, -1)); |
| assertEqualInt(archive_filter_bytes(a, -1), |
| archive_filter_bytes(a, 0)); |
| } |
| assertEqualInt(ARCHIVE_OK, archive_write_free(a)); |
| assertEqualInt(buff[i], 0xAE); |
| assert(used <= i); |
| } |
| archive_entry_free(ae); |
| } |