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Diffstat (limited to 'lzo/src/lzo1a_cr.ch')
| -rw-r--r-- | lzo/src/lzo1a_cr.ch | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/lzo/src/lzo1a_cr.ch b/lzo/src/lzo1a_cr.ch deleted file mode 100644 index 9e58e23a..00000000 --- a/lzo/src/lzo1a_cr.ch +++ /dev/null @@ -1,131 +0,0 @@ -/* lzo1a_cr.ch -- literal run handling for the the LZO1A algorithm - - This file is part of the LZO real-time data compression library. - - Copyright (C) 2011 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2010 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2009 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer - All Rights Reserved. - - The LZO library 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. - - The LZO library 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 the LZO library; see the file COPYING. - If not, write to the Free Software Foundation, Inc., - 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - - Markus F.X.J. Oberhumer - <markus@oberhumer.com> - http://www.oberhumer.com/opensource/lzo/ - */ - - -/* WARNING: this file should *not* be used by applications. It is - part of the implementation of the LZO package and is subject - to change. - */ - - -#ifndef __LZO1A_CR_H -#define __LZO1A_CR_H 1 - - -/*********************************************************************** -// code a literal run -************************************************************************/ - -static lzo_bytep -store_run(lzo_bytep const oo, const lzo_bytep const ii, lzo_uint r_len) -{ - register lzo_bytep op; - register const lzo_bytep ip; - register lzo_uint t; - - op = oo; - ip = ii; - assert(r_len > 0); - - /* code a long R0 run */ - if (r_len >= 512) - { - unsigned r_bits = 6; /* 256 << 6 == 16384 */ - lzo_uint tt = 32768u; - - while (r_len >= (t = tt)) - { - r_len -= t; - *op++ = 0; *op++ = (R0MAX - R0MIN); - MEMCPY8_DS(op, ip, t); - LZO_STATS(lzo_stats->r0long_runs++); - } - tt >>= 1; - do { - if (r_len >= (t = tt)) - { - r_len -= t; - *op++ = 0; *op++ = LZO_BYTE((R0FAST - R0MIN) + r_bits); - MEMCPY8_DS(op, ip, t); - LZO_STATS(lzo_stats->r0long_runs++); - } - tt >>= 1; - } while (--r_bits > 0); - } - assert(r_len < 512); - - while (r_len >= (t = R0FAST)) - { - r_len -= t; - *op++ = 0; *op++ = (R0FAST - R0MIN); - MEMCPY8_DS(op, ip, t); - LZO_STATS(lzo_stats->r0fast_runs++); - } - - t = r_len; - if (t >= R0MIN) - { - /* code a short R0 run */ - *op++ = 0; *op++ = LZO_BYTE(t - R0MIN); - MEMCPY_DS(op, ip, t); - LZO_STATS(lzo_stats->r0short_runs++); - } - else if (t > 0) - { - /* code a short literal run */ - LZO_STATS(lzo_stats->lit_runs++); - LZO_STATS(lzo_stats->lit_run[t]++); - *op++ = LZO_BYTE(t); - MEMCPY_DS(op, ip, t); - } - - return op; -} - - - -#endif /* already included */ - -/* -vi:ts=4:et -*/ - |