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version 2.1

    1: /*************************************************************************
    2: * (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
    3: *  by Michael Pounov <misho@openbsd-bg.org>
    4: *
    5: * $Author: misho $
    6: * $Id: defs.h,v 1.6 2014/02/04 16:58:17 misho Exp $
    7: *
    8: **************************************************************************
    9: The ELWIX and AITNET software is distributed under the following
   10: terms:
   11: 
   12: All of the documentation and software included in the ELWIX and AITNET
   13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
   14: 
   15: Copyright 2004 - 2014
   16: 	by Michael Pounov <misho@elwix.org>.  All rights reserved.
   17: 
   18: Redistribution and use in source and binary forms, with or without
   19: modification, are permitted provided that the following conditions
   20: are met:
   21: 1. Redistributions of source code must retain the above copyright
   22:    notice, this list of conditions and the following disclaimer.
   23: 2. Redistributions in binary form must reproduce the above copyright
   24:    notice, this list of conditions and the following disclaimer in the
   25:    documentation and/or other materials provided with the distribution.
   26: 3. All advertising materials mentioning features or use of this software
   27:    must display the following acknowledgement:
   28: This product includes software developed by Michael Pounov <misho@elwix.org>
   29: ELWIX - Embedded LightWeight unIX and its contributors.
   30: 4. Neither the name of AITNET nor the names of its contributors
   31:    may be used to endorse or promote products derived from this software
   32:    without specific prior written permission.
   33: 
   34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
   35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   37: ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   44: SUCH DAMAGE.
   45: */
   46: #ifndef __DEFS_H
   47: #define __DEFS_H
   48: 
   49: 
   50: #ifndef STRSIZ
   51: #define STRSIZ		256
   52: #endif
   53: 
   54: #define DIFF_D0		'='
   55: #define DIFF_D1		'-'
   56: #define DIFF_D2		'+'
   57: 
   58: #define CHUNK_MAX	4096
   59: #define DLTSYNC_MAGIC	0xDEBAC0DA
   60: #define SIGSYNC_MAGIC	0xDEADBEEF
   61: 
   62: #define TABLESIZ	(1 << 16)
   63: #define NULL_TAG	(-1)
   64: 
   65: #define GETTAG2(s1, s2)	(((s1) + (s2)) & 0xFFFF)
   66: #define GETTAG(sum)	GETTAG2((sum) & 0xFFFF, (sum) >> 16)
   67: 
   68: #define LOGERR		sync_SetErr(errno, strerror(errno))
   69: 
   70: 
   71: typedef struct tagSyncChunk {
   72: 	u_int sc_magic;
   73: 	u_long sc_id;
   74: 	off_t sc_off;
   75: 	size_t sc_len;
   76: 	u_int sc_roll;
   77: 	u_char sc_cksum[MD5_DIGEST_LENGTH];
   78: } sync_chunk_t;
   79: 
   80: 
   81: typedef struct tagSyncTag {
   82: 	u_long st_id;
   83: 	u_short st_tag;
   84: } sync_tag_t;
   85: 
   86: struct tagPiece {
   87: 	sync_chunk_t *pfx;
   88: 	void *buf;
   89: 	sync_chunk_t *sfx;
   90: };
   91: 
   92: 
   93: void sync_SetErr(int eno, char *estr, ...);
   94: 
   95: 
   96: 
   97: #endif