diff options
author | guy <guy@f5534014-38df-0310-8fa8-9805f1628bb7> | 2003-08-26 05:09:56 +0000 |
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committer | guy <guy@f5534014-38df-0310-8fa8-9805f1628bb7> | 2003-08-26 05:09:56 +0000 |
commit | 2bdd160d0e5b40c5651a8f047e6b93ed369d6d5f (patch) | |
tree | 7f78a504b7f603c7743906a8f72d7dfba29e2392 /crc32.h | |
parent | 31abca27fce3927a8c2272e56d5e829214bee30c (diff) |
Extract the CRC-32 code from the 802.11 dissector into a separate file,
and use it in the Ethernet dissector as well, to check the FCS in
Ethernet frames, if present.
git-svn-id: http://anonsvn.wireshark.org/wireshark/trunk@8265 f5534014-38df-0310-8fa8-9805f1628bb7
Diffstat (limited to 'crc32.h')
-rw-r--r-- | crc32.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/crc32.h b/crc32.h new file mode 100644 index 0000000000..36d952bbd4 --- /dev/null +++ b/crc32.h @@ -0,0 +1,29 @@ +/* crc32.h + * Declaration of CRC-32 routine and table + * + * $Id: crc32.h,v 1.1 2003/08/26 05:09:55 guy Exp $ + * + * Ethereal - Network traffic analyzer + * By Gerald Combs <gerald@ethereal.com> + * Copyright 1998 Gerald Combs + * + * Copied from README.developer + * + * This program 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. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +extern const guint32 crc32_table[256]; + +extern guint32 crc32(const unsigned char* buf, unsigned int len); |