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dependencies/libarchive-3.4.2/libarchive/test/test_write_open_memory.c vendored Normal file
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/*-
* 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);
}