| slcompress.h (50479) | slcompress.h (58982) |
|---|---|
| 1/* 2 * Definitions for tcp compression routines. 3 * 4 * Copyright (c) 1989 Regents of the University of California. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms are permitted 8 * provided that the above copyright notice and this paragraph are 9 * duplicated in all such forms and that any documentation, 10 * advertising materials, and other materials related to such 11 * distribution and use acknowledge that the software was developed 12 * by the University of California, Berkeley. The name of the 13 * University may not be used to endorse or promote products derived 14 * from this software without specific prior written permission. 15 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 17 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 18 * | 1/* 2 * Definitions for tcp compression routines. 3 * 4 * Copyright (c) 1989 Regents of the University of California. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms are permitted 8 * provided that the above copyright notice and this paragraph are 9 * duplicated in all such forms and that any documentation, 10 * advertising materials, and other materials related to such 11 * distribution and use acknowledge that the software was developed 12 * by the University of California, Berkeley. The name of the 13 * University may not be used to endorse or promote products derived 14 * from this software without specific prior written permission. 15 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 17 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 18 * |
| 19 * $FreeBSD: head/usr.sbin/ppp/slcompress.h 50479 1999-08-28 01:35:59Z peter $ | 19 * $FreeBSD: head/usr.sbin/ppp/slcompress.h 58982 2000-04-03 19:54:33Z gj $ |
| 20 * 21 * Van Jacobson (van@helios.ee.lbl.gov), Dec 31, 1989: 22 * - Initial distribution. 23 */ 24 25#define MIN_VJ_STATES 3 26#define MAX_VJ_STATES 255 27#define DEF_VJ_STATES 16 /* must be > 2 and < 256 */ --- 69 unchanged lines hidden (view full) --- 97 * we saw from the conversation together with a small identifier 98 * the transmit & receive ends of the line use to locate saved header. 99 */ 100struct cstate { 101 struct cstate *cs_next; /* next most recently used cstate (xmit only) */ 102 u_short cs_hlen; /* size of hdr (receive only) */ 103 u_char cs_id; /* connection # associated with this state */ 104 u_char cs_filler; | 20 * 21 * Van Jacobson (van@helios.ee.lbl.gov), Dec 31, 1989: 22 * - Initial distribution. 23 */ 24 25#define MIN_VJ_STATES 3 26#define MAX_VJ_STATES 255 27#define DEF_VJ_STATES 16 /* must be > 2 and < 256 */ --- 69 unchanged lines hidden (view full) --- 97 * we saw from the conversation together with a small identifier 98 * the transmit & receive ends of the line use to locate saved header. 99 */ 100struct cstate { 101 struct cstate *cs_next; /* next most recently used cstate (xmit only) */ 102 u_short cs_hlen; /* size of hdr (receive only) */ 103 u_char cs_id; /* connection # associated with this state */ 104 u_char cs_filler; |
| 105 union { 106 char csu_hdr[MAX_HDR]; 107 struct ip csu_ip; /* ip/tcp hdr from most recent packet */ 108 } slcs_u; | 105 struct ip cs_ip; /* ip/tcp hdr from most recent packet */ |
| 109}; 110 | 106}; 107 |
| 111#define cs_ip slcs_u.csu_ip 112#define cs_hdr slcs_u.csu_hdr 113 | |
| 114/* 115 * all the state data for one serial line (we need one of these 116 * per line). 117 */ 118struct slcompress { 119 struct cstate *last_cs; /* most recently used tstate */ 120 u_char last_recv; /* last rcvd conn. id */ 121 u_char last_xmit; /* last sent conn. id */ --- 28 unchanged lines hidden --- | 108/* 109 * all the state data for one serial line (we need one of these 110 * per line). 111 */ 112struct slcompress { 113 struct cstate *last_cs; /* most recently used tstate */ 114 u_char last_recv; /* last rcvd conn. id */ 115 u_char last_xmit; /* last sent conn. id */ --- 28 unchanged lines hidden --- |