diff options
author | Stig Bjørlykke <stig@bjorlykke.org> | 2011-08-30 14:17:40 +0000 |
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committer | Stig Bjørlykke <stig@bjorlykke.org> | 2011-08-30 14:17:40 +0000 |
commit | 71f903b956ff151f553b791bb43a52959a8be983 (patch) | |
tree | f39d52e05bd3785b6e26c6bda1d4d89f4f4e48cb /wsutil/crc16.h | |
parent | ebb63d8a7f18802d4fd7aec469fddcd3afed1de0 (diff) |
Revert r38800, as the crc routines contains some tvb functions.
svn path=/trunk/; revision=38803
Diffstat (limited to 'wsutil/crc16.h')
-rw-r--r-- | wsutil/crc16.h | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/wsutil/crc16.h b/wsutil/crc16.h deleted file mode 100644 index 0fb0548dc4..0000000000 --- a/wsutil/crc16.h +++ /dev/null @@ -1,126 +0,0 @@ -/* crc16.h - * Declaration of CRC-16 routines and table - * - * 2004 Richard van der Hoff <richardv@mxtelecom.com> - * - * $Id$ - * - * Wireshark - Network traffic analyzer - * By Gerald Combs <gerald@xxxxxxxxxxxx> - * 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. -*/ - -#ifndef __CRC16_H_ -#define __CRC16_H_ - -#ifdef __cplusplus -extern "C" { -#endif /* __cplusplus */ - -/* Calculate the CCITT/ITU/CRC-16 16-bit CRC - - (parameters for this CRC are: - Polynomial: x^16 + x^12 + x^5 + 1 (0x1021); - Start value 0xFFFF; - XOR result with 0xFFFF; - First bit is LSB) -*/ - -/** Compute CRC16 CCITT checksum of a buffer of data. - @param buf The buffer containing the data. - @param len The number of bytes to include in the computation. - @return The CRC16 CCITT checksum. */ -extern guint16 crc16_ccitt(const guint8 *buf, guint len); - -/** Compute CRC16 X.25 CCITT checksum of a buffer of data. - @param buf The buffer containing the data. - @param len The number of bytes to include in the computation. - @return The CRC16 X.25 CCITT checksum. */ -extern guint16 crc16_x25_ccitt(const guint8 *buf, guint len); - -/** Compute CRC16 CCITT checksum of a buffer of data. If computing the - * checksum over multiple buffers and you want to feed the partial CRC16 - * back in, remember to take the 1's complement of the partial CRC16 first. - @param buf The buffer containing the data. - @param len The number of bytes to include in the computation. - @param seed The seed to use. - @return The CRC16 CCITT checksum (using the given seed). */ -extern guint16 crc16_ccitt_seed(const guint8 *buf, guint len, guint16 seed); - -/** Compute CRC16 CCITT checksum of a tv buffer. - @param tvb The tv buffer containing the data. - @param len The number of bytes to include in the computation. - @return The CRC16 CCITT checksum. */ -extern guint16 crc16_ccitt_tvb(tvbuff_t *tvb, guint len); - -/** Compute CRC16 X.25 CCITT checksum of a tv buffer. - @param tvb The tv buffer containing the data. - @param len The number of bytes to include in the computation. - @return The CRC16 X.25 CCITT checksum. */ -extern guint16 crc16_x25_ccitt_tvb(tvbuff_t *tvb, guint len); - -/** Compute CRC16 CCITT checksum of a tv buffer. - @param tvb The tv buffer containing the data. - @param offset The offset into the tv buffer. - @param len The number of bytes to include in the computation. - @return The CRC16 CCITT checksum. */ -extern guint16 crc16_ccitt_tvb_offset(tvbuff_t *tvb, guint offset, guint len); - -/** Compute CRC16 CCITT checksum of a tv buffer. If computing the - * checksum over multiple tv buffers and you want to feed the partial CRC16 - * back in, remember to take the 1's complement of the partial CRC16 first. - @param tvb The tv buffer containing the data. - @param len The number of bytes to include in the computation. - @param seed The seed to use. - @return The CRC16 CCITT checksum (using the given seed). */ -extern guint16 crc16_ccitt_tvb_seed(tvbuff_t *tvb, guint len, guint16 seed); - -/** Compute CRC16 CCITT checksum of a tv buffer. If computing the - * checksum over multiple tv buffers and you want to feed the partial CRC16 - * back in, remember to take the 1's complement of the partial CRC16 first. - @param tvb The tv buffer containing the data. - @param offset The offset into the tv buffer. - @param len The number of bytes to include in the computation. - @param seed The seed to use. - @return The CRC16 CCITT checksum (using the given seed). */ -extern guint16 crc16_ccitt_tvb_offset_seed(tvbuff_t *tvb, guint offset, - guint len, guint16 seed); - -/** Compute the "plain" CRC16 checksum of a tv buffer using the following - * parameters: - * Width = 16 - * Poly = 0x8005 - * XorIn = 0x0000 - * ReflectIn = True - * XorOut = 0x0000 - * ReflectOut = True - * Algorithm = table-driven - * Direct = True - @param tvb The tv buffer containing the data. - @param offset The offset into the tv buffer. - @param len The number of bytes to include in the computation. - @return The CRC16 checksum. */ -extern guint16 crc16_plain_tvb_offset(tvbuff_t *tvb, guint offset, guint len); - - -#ifdef __cplusplus -} -#endif /* __cplusplus */ - -#endif /* crc16.h */ |