diff options
author | Arne Schwabe <arne@rfc2549.org> | 2012-04-16 19:21:14 +0200 |
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committer | Arne Schwabe <arne@rfc2549.org> | 2012-04-16 19:21:14 +0200 |
commit | 3e4d8f433239c40311037616b1b8833a06651ae0 (patch) | |
tree | 98ab7fce0d011d34677b0beb762d389cb5c39199 /lzo/tests/chksum.c |
Initial import
Diffstat (limited to 'lzo/tests/chksum.c')
-rw-r--r-- | lzo/tests/chksum.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/lzo/tests/chksum.c b/lzo/tests/chksum.c new file mode 100644 index 0000000..89b6df1 --- /dev/null +++ b/lzo/tests/chksum.c @@ -0,0 +1,104 @@ +/* chksum.c -- compute a checksum + + This file is part of the LZO real-time data compression library. + + Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer + All Rights Reserved. + + The LZO library is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of + the License, or (at your option) any later version. + + The LZO library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with the LZO library; see the file COPYING. + If not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + + Markus F.X.J. Oberhumer + <markus@oberhumer.com> + http://www.oberhumer.com/opensource/lzo/ + */ + + +#include "lzo/lzoconf.h" + +/* utility layer */ +#define WANT_LZO_MALLOC 1 +#include "examples/portab.h" + + +/************************************************************************* +// +**************************************************************************/ + +int main(int argc, char *argv[]) +{ + lzo_bytep block; + lzo_uint block_len; + lzo_uint32 adler, crc; + + if (argc < 0 && argv == NULL) /* avoid warning about unused args */ + return 0; + + if (lzo_init() != LZO_E_OK) + { + printf("lzo_init() failed !!!\n"); + return 4; + } + +/* prepare the block */ + block_len = 128 * 1024L; + block = (lzo_bytep) lzo_malloc(block_len); + if (block == NULL) + { + printf("out of memory\n"); + return 3; + } + lzo_memset(block, 0, block_len); + +/* adler32 checksum */ + adler = lzo_adler32(0, NULL, 0); + adler = lzo_adler32(adler, block, block_len); + if (adler != 0x001e0001UL) + { + printf("adler32 checksum error !!! (0x%08lx)\n", (long) adler); + return 2; + } + +/* crc32 checksum */ + crc = lzo_crc32(0, NULL, 0); + crc = lzo_crc32(crc, block, block_len); + if (crc != 0x7ee8cdcdUL) + { + printf("crc32 checksum error !!! (0x%08lx)\n", (long) crc); + return 1; + } + + lzo_free(block); + printf("Checksum test passed.\n"); + return 0; +} + + +/* +vi:ts=4:et +*/ + |