174 lines
4.1 KiB
C
174 lines
4.1 KiB
C
/* xdelta 3 - delta compression tools and library
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* Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007. Joshua P. MacDonald
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/******************************************************************
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SOFT string matcher
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******************************************************************/
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#if XD3_BUILD_SOFT
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#define TEMPLATE soft
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#define LLOOK stream->smatcher.large_look
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#define LSTEP stream->smatcher.large_step
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#define SLOOK stream->smatcher.small_look
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#define SCHAIN stream->smatcher.small_chain
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#define SLCHAIN stream->smatcher.small_lchain
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#define MAXLAZY stream->smatcher.max_lazy
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#define LONGENOUGH stream->smatcher.long_enough
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#define SOFTCFG 1
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#include "xdelta3.c"
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#undef SOFTCFG
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#undef TEMPLATE
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#undef LLOOK
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#undef SLOOK
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#undef LSTEP
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#undef SCHAIN
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#undef SLCHAIN
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#undef MAXLAZY
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#undef LONGENOUGH
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#endif
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#define SOFTCFG 0
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/************************************************************
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FASTEST string matcher
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**********************************************************/
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#if XD3_BUILD_FASTEST
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#define TEMPLATE fastest
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#define LLOOK 9
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#define LSTEP 26
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#define SLOOK 4U
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#define SCHAIN 1
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#define SLCHAIN 1
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#define MAXLAZY 6
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#define LONGENOUGH 6
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#include "xdelta3.c"
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#undef TEMPLATE
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#undef LLOOK
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#undef SLOOK
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#undef LSTEP
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#undef SCHAIN
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#undef SLCHAIN
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#undef MAXLAZY
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#undef LONGENOUGH
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#endif
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/************************************************************
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FASTER string matcher
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**********************************************************/
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#if XD3_BUILD_FASTER
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#define TEMPLATE faster
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#define LLOOK 9
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#define LSTEP 15
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#define SLOOK 4U
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#define SCHAIN 1
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#define SLCHAIN 1
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#define MAXLAZY 18
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#define LONGENOUGH 18
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#include "xdelta3.c"
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#undef TEMPLATE
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#undef LLOOK
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#undef SLOOK
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#undef LSTEP
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#undef SCHAIN
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#undef SLCHAIN
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#undef MAXLAZY
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#undef LONGENOUGH
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#endif
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/******************************************************
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FAST string matcher
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********************************************************/
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#if XD3_BUILD_FAST
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#define TEMPLATE fast
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#define LLOOK 9
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#define LSTEP 8
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#define SLOOK 4U
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#define SCHAIN 4
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#define SLCHAIN 1
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#define MAXLAZY 18
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#define LONGENOUGH 35
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#include "xdelta3.c"
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#undef TEMPLATE
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#undef LLOOK
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#undef SLOOK
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#undef LSTEP
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#undef SCHAIN
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#undef SLCHAIN
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#undef MAXLAZY
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#undef LONGENOUGH
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#endif
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/**************************************************
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SLOW string matcher
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**************************************************************/
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#if XD3_BUILD_SLOW
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#define TEMPLATE slow
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#define LLOOK 9
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#define LSTEP 2
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#define SLOOK 4U
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#define SCHAIN 44
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#define SLCHAIN 13
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#define MAXLAZY 90
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#define LONGENOUGH 70
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#include "xdelta3.c"
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#undef TEMPLATE
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#undef LLOOK
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#undef SLOOK
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#undef LSTEP
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#undef SCHAIN
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#undef SLCHAIN
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#undef MAXLAZY
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#undef LONGENOUGH
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#endif
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/********************************************************
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DEFAULT string matcher
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************************************************************/
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#if XD3_BUILD_DEFAULT
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#define TEMPLATE default
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#define LLOOK 9
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#define LSTEP 3
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#define SLOOK 4U
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#define SCHAIN 8
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#define SLCHAIN 2
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#define MAXLAZY 36
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#define LONGENOUGH 70
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#include "xdelta3.c"
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#undef TEMPLATE
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#undef LLOOK
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#undef SLOOK
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#undef LSTEP
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#undef SCHAIN
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#undef SLCHAIN
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#undef MAXLAZY
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#undef LONGENOUGH
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#endif
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