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/* $Id: isdn_lzscomp.h,v 1.1 2004-01-28 15:25:44 giacomo Exp $
*
* Header for isdn_lzscomp.c
* Concentrated here to not mess up half a dozen kernel headers with code
* snippets
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
*/
#define CI_LZS_COMPRESS 17
#define CILEN_LZS_COMPRESS 5
#define LZS_CMODE_NONE 0
#define LZS_CMODE_LCB 1
#define LZS_CMODE_CRC 2
#define LZS_CMODE_SEQNO 3 /* MUST be implemented (default) */
#define LZS_CMODE_EXT 4 /* Seems to be what Win0.95 uses */
#define LZS_COMP_MAX_HISTS 1 /* Don't waste peers ressources */
#define LZS_COMP_DEF_HISTS 1 /* Most likely to negotiate */
#define LZS_DECOMP_MAX_HISTS 32 /* More is really nonsense */
#define LZS_DECOMP_DEF_HISTS 8 /* If we get it, this may be optimal */
#define LZS_HIST_BYTE1(word) (word>>8) /* Just for better reading */
#define LZS_HIST_BYTE2(word) (word&0xff) /* of this big endian stuff */
#define LZS_HIST_WORD(b1,b2) ((b1<<8)|b2) /* (network byte order rulez) */