# SFBChecksum.h

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    00001 /*                                             -*- mode:C; fill-column:100 -*-
    00002  *
    00003  * SFBChecksum.c - Cryptographically INSECURE, but fairly fast
    00004  *                 and small LFSR-based checksum
    00005  *
    00006  * Copyright (C) 2008 The Regents of the University of New Mexico.  All rights reserved.
    00007  *
    00008  * This file is free software; you can redistribute it and/or
    00009  * modify it under the terms of the GNU Lesser General Public
    00010  * License as published by the Free Software Foundation; either
    00011  * version 2.1 of the License, or (at your option) any later version.
    00012  *
    00013  * This library is distributed in the hope that it will be useful,
    00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00016  * Lesser General Public License for more details.
    00017  *
    00018  * You should have received a copy of the GNU General Public License
    00019  * along with this library; if not, write to the Free Software
    00020  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
    00021  * USA
    00022  */
    00023
    00076 #ifndef SFBCHECKSUM_H
    00077 #define SFBCHECKSUM_H
    00078
    00079 #include <inttypes.h>  /* for uint32_t */
    00080
    00081 #ifdef __cplusplus
    00082 extern "C" {
    00083 #endif
    00084
    00091 typedef uint32_t SFBChecksum[2];
    00092
    00101 void SFBChecksumInit(SFBChecksum cs);
    00102
    00112 void SFBChecksumAddByte(SFBChecksum cs, char data);
    00113
    00128 void SFBChecksumAddBytes(SFBChecksum cs, const char * data, int length);
    00129
    00139 void SFBChecksumCopy(const SFBChecksum csFrom,SFBChecksum csTo);
    00140
    00151 int SFBChecksumEqual(const SFBChecksum cs1,const SFBChecksum cs2);
    00152
    00153
    00173 const char * SFBChecksumToString(SFBChecksum cs);
    00174
    00204 int SFBChecksumFromString(SFBChecksum cs, const char * hexString);
    00205
    00206 #ifdef __cplusplus
    00207 }
    00208 #endif
    00209
    00210 #endif /* SFBCHECKSUM_H */