1 /*
2  * pppio.h - ioctl and other misc. definitions for STREAMS modules.
3  *
4  * Copyright (c) 1994 Paul Mackerras. All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in
15  *    the documentation and/or other materials provided with the
16  *    distribution.
17  *
18  * 3. The name(s) of the authors of this software must not be used to
19  *    endorse or promote products derived from this software without
20  *    prior written permission.
21  *
22  * 4. Redistributions of any form whatsoever must retain the following
23  *    acknowledgment:
24  *    "This product includes software developed by Paul Mackerras
25  *     <paulus@samba.org>".
26  *
27  * THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO
28  * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
29  * AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
30  * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
31  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
32  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
33  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
34  *
35  * $Id: pppio.h,v 1.9 2002/12/06 09:49:15 paulus Exp $
36  */
37 
38 #define _PPPIO(n)	(('p' << 8) + (n))
39 
40 #define PPPIO_NEWPPA	_PPPIO(130)	/* allocate a new PPP unit */
41 #define PPPIO_GETSTAT	_PPPIO(131)	/* get PPP statistics */
42 #define PPPIO_GETCSTAT	_PPPIO(132)	/* get PPP compression stats */
43 #define PPPIO_MTU	_PPPIO(133)	/* set max transmission unit */
44 #define PPPIO_MRU	_PPPIO(134)	/* set max receive unit */
45 #define PPPIO_CFLAGS	_PPPIO(135)	/* set/clear/get compression flags */
46 #define PPPIO_XCOMP	_PPPIO(136)	/* alloc transmit compressor */
47 #define PPPIO_RCOMP	_PPPIO(137)	/* alloc receive decompressor */
48 #define PPPIO_XACCM	_PPPIO(138)	/* set transmit asyncmap */
49 #define PPPIO_RACCM	_PPPIO(139)	/* set receive asyncmap */
50 #define PPPIO_VJINIT	_PPPIO(140)	/* initialize VJ comp/decomp */
51 #define PPPIO_ATTACH	_PPPIO(141)	/* attach to a ppa (without putmsg) */
52 #define PPPIO_LASTMOD	_PPPIO(142)	/* mark last ppp module */
53 #define PPPIO_GCLEAN	_PPPIO(143)	/* get 8-bit-clean flags */
54 #define PPPIO_DEBUG	_PPPIO(144)	/* request debug information */
55 #define PPPIO_BIND	_PPPIO(145)	/* bind to SAP */
56 #define PPPIO_NPMODE	_PPPIO(146)	/* set mode for handling data pkts */
57 #define PPPIO_GIDLE	_PPPIO(147)	/* get time since last data pkt */
58 #define PPPIO_PASSFILT	_PPPIO(148)	/* set filter for packets to pass */
59 #define PPPIO_ACTIVEFILT _PPPIO(149)	/* set filter for "link active" pkts */
60 
61 /*
62  * Values for PPPIO_CFLAGS
63  */
64 #define COMP_AC		0x1		/* compress address/control */
65 #define DECOMP_AC	0x2		/* decompress address/control */
66 #define COMP_PROT	0x4		/* compress PPP protocol */
67 #define DECOMP_PROT	0x8		/* decompress PPP protocol */
68 
69 #define COMP_VJC	0x10		/* compress TCP/IP headers */
70 #define COMP_VJCCID	0x20		/* compress connection ID as well */
71 #define DECOMP_VJC	0x40		/* decompress TCP/IP headers */
72 #define DECOMP_VJCCID	0x80		/* accept compressed connection ID */
73 
74 #define CCP_ISOPEN	0x100		/* look at CCP packets */
75 #define CCP_ISUP	0x200		/* do packet comp/decomp */
76 #define CCP_ERROR	0x400		/* (status) error in packet decomp */
77 #define CCP_FATALERROR	0x800		/* (status) fatal error ditto */
78 #define CCP_COMP_RUN	0x1000		/* (status) seen CCP ack sent */
79 #define CCP_DECOMP_RUN	0x2000		/* (status) seen CCP ack rcvd */
80 
81 /*
82  * Values for 8-bit-clean flags.
83  */
84 #define RCV_B7_0	1		/* have rcvd char with bit 7 = 0 */
85 #define RCV_B7_1	2		/* have rcvd char with bit 7 = 1 */
86 #define RCV_EVNP	4		/* have rcvd char with even parity */
87 #define RCV_ODDP	8		/* have rcvd char with odd parity */
88 
89 /*
90  * Values for the first byte of M_CTL messages passed between
91  * PPP modules.
92  */
93 #define PPPCTL_OERROR	0xe0		/* output error [up] */
94 #define PPPCTL_IERROR	0xe1		/* input error (e.g. FCS) [up] */
95 #define PPPCTL_MTU	0xe2		/* set MTU [down] */
96 #define PPPCTL_MRU	0xe3		/* set MRU [down] */
97 #define PPPCTL_UNIT	0xe4		/* note PPP unit number [down] */
98 
99 /*
100  * Values for the integer argument to PPPIO_DEBUG.
101  */
102 #define PPPDBG_DUMP	0x10000		/* print out debug info now */
103 #define PPPDBG_LOG	0x100		/* log various things */
104 #define PPPDBG_DRIVER	0		/* identifies ppp driver as target */
105 #define PPPDBG_IF	1		/* identifies ppp network i/f target */
106 #define PPPDBG_COMP	2		/* identifies ppp compression target */
107 #define PPPDBG_AHDLC	3		/* identifies ppp async hdlc target */
108