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1.1 root 1: /*
2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * The contents of this file constitute Original Code as defined in and
7: * are subject to the Apple Public Source License Version 1.1 (the
8: * "License"). You may not use this file except in compliance with the
9: * License. Please obtain a copy of the License at
10: * http://www.apple.com/publicsource and read it before using this file.
11: *
12: * This Original Code and all software distributed under the License are
13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17: * License for the specific language governing rights and limitations
18: * under the License.
19: *
20: * @APPLE_LICENSE_HEADER_END@
21: */
22: /*
23: * Copyright (C) Dirk Husemann, Computer Science Department IV,
24: * University of Erlangen-Nuremberg, Germany, 1990, 1991, 1992
25: * Copyright (c) 1992, 1993
26: * The Regents of the University of California. All rights reserved.
27: *
28: * Redistribution and use in source and binary forms, with or without
29: * modification, are permitted provided that the following conditions
30: * are met:
31: * 1. Redistributions of source code must retain the above copyright
32: * notice, this list of conditions and the following disclaimer.
33: * 2. Redistributions in binary form must reproduce the above copyright
34: * notice, this list of conditions and the following disclaimer in the
35: * documentation and/or other materials provided with the distribution.
36: * 3. All advertising materials mentioning features or use of this software
37: * must display the following acknowledgement:
38: * This product includes software developed by the University of
39: * California, Berkeley and its contributors.
40: * 4. Neither the name of the University nor the names of its contributors
41: * may be used to endorse or promote products derived from this software
42: * without specific prior written permission.
43: *
44: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
45: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
46: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
47: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
48: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
49: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
50: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
51: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
52: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
53: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
54: * SUCH DAMAGE.
55: *
56: * @(#)dll.h 8.1 (Berkeley) 6/10/93
57: */
58:
59: /*
60: * We define the additional PRC_* codes in here
61: */
62: #ifdef KERNEL
63: #ifndef PRC_IFUP
64: #define PRC_IFUP 3
65: #endif
66: #define PRC_CONNECT_INDICATION 8
67: #define PRC_CONNECT_REQUEST 9
68: #define PRC_DISCONNECT_REQUEST 10
69: #define PRC_DISCONNECT_INDICATION 11
70: #define PRC_RESET_REQUEST 12
71: #endif
72:
73: /*
74: * Data link layer configuration --- basically a copy of the relevant parts
75: * of x25config, implemented to become a little bit more network
76: * layer independent. (Probably only used for casting et al.)
77: */
78: struct dllconfig {
79: u_short dllcfg_unused0:4,
80: dllcfg_unused1:4,
81: dllcfg_trace:1, /* link level tracing flag */
82: dllcfg_window:7; /* link level window size */
83: u_short dllcfg_xchxid:1, /* exchange XID (not yet) */
84: dllcfg_unused2:7; /* here be dragons */
85: };
86:
87: struct dll_ctlinfo {
88: union {
89: struct {
90: struct dllconfig *dctli_up_cfg;
91: u_char dctli_up_lsap;
92: } CTLI_UP;
93: struct {
94: caddr_t dctli_down_pcb;
95: struct rtentry *dctli_down_rt;
96: struct dllconfig *dctli_down_llconf;
97: } CTLI_DOWN;
98: } CTLIun;
99: };
100: #define dlcti_cfg CTLIun.CTLI_UP.dctli_up_cfg
101: #define dlcti_lsap CTLIun.CTLI_UP.dctli_up_lsap
102: #define dlcti_pcb CTLIun.CTLI_DOWN.dctli_down_pcb
103: #define dlcti_rt CTLIun.CTLI_DOWN.dctli_down_rt
104: #define dlcti_conf CTLIun.CTLI_DOWN.dctli_down_llconf
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