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1.1 root 1: /*
2: * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
7: * Reserved. This file contains Original Code and/or Modifications of
8: * Original Code as defined in and that are subject to the Apple Public
9: * Source License Version 1.1 (the "License"). You may not use this file
10: * except in compliance with the License. Please obtain a copy of the
11: * License at http://www.apple.com/publicsource and read it before using
12: * this file.
13: *
14: * The Original Code and all software distributed under the License are
15: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
19: * License for the specific language governing rights and limitations
20: * under the License.
21: *
22: * @APPLE_LICENSE_HEADER_END@
23: */
24:
25: /*
26: * Copyright (C) Dirk Husemann, Computer Science Department IV,
27: * University of Erlangen-Nuremberg, Germany, 1990, 1991, 1992
28: * Copyright (c) 1992, 1993
29: * The Regents of the University of California. All rights reserved.
30: *
31: * Redistribution and use in source and binary forms, with or without
32: * modification, are permitted provided that the following conditions
33: * are met:
34: * 1. Redistributions of source code must retain the above copyright
35: * notice, this list of conditions and the following disclaimer.
36: * 2. Redistributions in binary form must reproduce the above copyright
37: * notice, this list of conditions and the following disclaimer in the
38: * documentation and/or other materials provided with the distribution.
39: * 3. All advertising materials mentioning features or use of this software
40: * must display the following acknowledgement:
41: * This product includes software developed by the University of
42: * California, Berkeley and its contributors.
43: * 4. Neither the name of the University nor the names of its contributors
44: * may be used to endorse or promote products derived from this software
45: * without specific prior written permission.
46: *
47: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
48: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
49: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
50: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
51: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
52: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
53: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
54: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
55: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
56: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
57: * SUCH DAMAGE.
58: *
59: * @(#)dll.h 8.1 (Berkeley) 6/10/93
60: */
61:
62: /*
63: * We define the additional PRC_* codes in here
64: */
65: #ifdef _KERNEL
66: #ifndef PRC_IFUP
67: #define PRC_IFUP 3
68: #endif
69: #define PRC_CONNECT_INDICATION 8
70: #define PRC_CONNECT_REQUEST 9
71: #define PRC_DISCONNECT_REQUEST 10
72: #define PRC_DISCONNECT_INDICATION 11
73: #define PRC_RESET_REQUEST 12
74: #endif
75:
76: /*
77: * Data link layer configuration --- basically a copy of the relevant parts
78: * of x25config, implemented to become a little bit more network
79: * layer independent. (Probably only used for casting et al.)
80: */
81: struct dllconfig {
82: u_short dllcfg_unused0:4,
83: dllcfg_unused1:4,
84: dllcfg_trace:1, /* link level tracing flag */
85: dllcfg_window:7; /* link level window size */
86: u_short dllcfg_xchxid:1, /* exchange XID (not yet) */
87: dllcfg_unused2:7; /* here be dragons */
88: };
89:
90: struct dll_ctlinfo {
91: union {
92: struct {
93: struct dllconfig *dctli_up_cfg;
94: u_char dctli_up_lsap;
95: } CTLI_UP;
96: struct {
97: caddr_t dctli_down_pcb;
98: struct rtentry *dctli_down_rt;
99: struct dllconfig *dctli_down_llconf;
100: } CTLI_DOWN;
101: } CTLIun;
102: };
103: #define dlcti_cfg CTLIun.CTLI_UP.dctli_up_cfg
104: #define dlcti_lsap CTLIun.CTLI_UP.dctli_up_lsap
105: #define dlcti_pcb CTLIun.CTLI_DOWN.dctli_down_pcb
106: #define dlcti_rt CTLIun.CTLI_DOWN.dctli_down_rt
107: #define dlcti_conf CTLIun.CTLI_DOWN.dctli_down_llconf
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