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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) 1991, 1993
27: * The Regents of the University of California. All rights reserved.
28: *
29: * Redistribution and use in source and binary forms, with or without
30: * modification, are permitted provided that the following conditions
31: * are met:
32: * 1. Redistributions of source code must retain the above copyright
33: * notice, this list of conditions and the following disclaimer.
34: * 2. Redistributions in binary form must reproduce the above copyright
35: * notice, this list of conditions and the following disclaimer in the
36: * documentation and/or other materials provided with the distribution.
37: * 3. All advertising materials mentioning features or use of this software
38: * must display the following acknowledgement:
39: * This product includes software developed by the University of
40: * California, Berkeley and its contributors.
41: * 4. Neither the name of the University nor the names of its contributors
42: * may be used to endorse or promote products derived from this software
43: * without specific prior written permission.
44: *
45: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
46: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
47: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
48: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
49: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
50: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
51: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
52: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
53: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
54: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
55: * SUCH DAMAGE.
56: *
57: * @(#)cons_pcb.h 8.1 (Berkeley) 6/10/93
58: */
59:
60: /***********************************************************
61: Copyright IBM Corporation 1987
62:
63: All Rights Reserved
64:
65: Permission to use, copy, modify, and distribute this software and its
66: documentation for any purpose and without fee is hereby granted,
67: provided that the above copyright notice appear in all copies and that
68: both that copyright notice and this permission notice appear in
69: supporting documentation, and that the name of IBM not be
70: used in advertising or publicity pertaining to distribution of the
71: software without specific, written prior permission.
72:
73: IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
74: ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
75: IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
76: ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
77: WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
78: ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
79: SOFTWARE.
80:
81: ******************************************************************/
82:
83: /*
84: * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
85: */
86:
87: /*
88: * protocol control block for the connection oriented network service
89: */
90:
91: /*
92: * legit port #s for cons "transport" are 0..23 for su users only, and
93: * 1024..1099 for public users
94: */
95: #define X25_SBSIZE 512
96: #define X25_PORT_RESERVED 24
97: #define X25_PORT_USERMAX 1099
98: #define X25_FACIL_LEN_MAX 109
99: #define X25_PARTIAL_PKT_LEN_MAX (MLEN - sizeof(struct cons_pcb))
100:
101: #ifndef ARGO_DEBUG
102: #define X25_TTL 600 /* 5 min */
103: #else /* ARGO_DEBUG */
104: #define X25_TTL 120 /* 1 min */
105: #endif /* ARGO_DEBUG */
106:
107: struct cons_pcb {
108: struct isopcb _co_isopcb;
109: #define co_next _co_isopcb.isop_next
110: /* prev used for netstat only */
111: #define co_prev _co_isopcb.isop_prev
112: #define co_head _co_isopcb.isop_head
113: #define co_laddr _co_isopcb.isop_laddr
114: #define co_faddr _co_isopcb.isop_faddr
115: #define co_lport _co_isopcb.isop_laddr.siso_tsuffix
116: #define co_fport _co_isopcb.isop_faddr.siso_tsuffix
117: #define co_route _co_isopcb.isop_route
118: #define co_socket _co_isopcb.isop_socket
119: #define co_chanmask _co_isopcb.isop_chanmask
120: #define co_negchanmask _co_isopcb.isop_negchanmask
121: #define co_x25crud _co_isopcb.isop_x25crud
122: #define co_x25crud_len _co_isopcb.isop_x25crud_len
123: u_short co_state;
124: u_char co_flags;
125: u_short co_ttl; /* time to live timer */
126: u_short co_init_ttl; /* initial value of ttl */
127: int co_channel; /* logical channel */
128: struct ifnet * co_ifp; /* interface */
129: struct protosw *co_proto;
130:
131: struct ifqueue co_pending; /* queue data to send when connection
132: completes*/
133: #define MAX_DTE_LEN 0x7 /* 17 bcd digits */
134: struct dte_addr co_peer_dte;
135: struct cons_pcb *co_myself; /* DEBUGGING AID */
136: };
137:
138: /*
139: * X.25 Packet types
140: */
141: #define XPKT_DATA 1
142: #define XPKT_INTERRUPT 2
143: #define XPKT_FLOWCONTROL 3 /* not delivered? */
144:
145: /*
146: * pcb xtates
147: */
148:
149: #define CLOSED 0x0
150: #define LISTENING 0x1
151: #define CLOSING 0x2
152: /* USABLE STATES MUST BE LAST */
153: #define CONNECTING 0x3
154: #define ACKWAIT 0x4
155: #define OPEN 0x5
156: #define MIN_USABLE_STATE CONNECTING
157:
158: #define cons_NSTATES 0x6
159:
160:
161: /* type */
162: #define CONSF_OCRE 0x40 /* created on OUTPUT */
163: #define CONSF_ICRE 0x20 /* created on INPUT */
164: #define CONSF_unused 0x10 /* not used */
165: #define CONSF_unused2 0x08 /* not used */
166: #define CONSF_DGM 0x04 /* for dgm use only */
167: #define CONSF_XTS 0x02 /* for cons-as-transport-service */
168: #define CONSF_LOOPBACK 0x01 /* loopback was on when connection commenced */
169:
170: #define X_NOCHANNEL 0x80
171:
172:
173: struct cons_stat {
174: u_int co_intr; /* input from eicon board */
175: u_int co_restart; /* ecn_restart() request issued to board */
176: u_int co_slowtimo; /* times slowtimo called */
177: u_int co_timedout; /* connections closed by slowtimo */
178: u_int co_ack; /* ECN_ACK indication came from eicon board */
179: u_int co_receive; /* ECN_RECEIVE indication came from eicon board */
180: u_int co_send; /* ECN_SEND request issued to board */
181: u_int co_reset_in; /* ECN_RESET indication came from eicon board */
182: u_int co_reset_out; /* ECN_RESET issued to the eicon board */
183: u_int co_clear_in; /* ECN_CLEAR indication came from eicon board */
184: u_int co_clear_out; /* ECN_CLEAR request issued to board */
185: u_int co_refuse; /* ECN_REFUSE indication came from eicon board */
186: u_int co_accept; /* ECN_ACCEPT indication came from eicon board */
187: u_int co_connect; /* ECN_CONNECT indication came from eicon board */
188: u_int co_call; /* ECN_CALL request issued to board */
189: u_int co_Rdrops; /* bad pkt came from ll */
190: u_int co_Xdrops; /* can't keep up */
191:
192: u_int co_intrpt_pkts_in; /* interrupt packets in */
193: u_int co_avg_qlen;
194: u_int co_avg_qdrop;
195: u_int co_active;
196:
197: u_int co_noresources;
198: u_int co_parse_facil_err;
199: u_int co_addr_proto_consist_err;
200: u_int co_no_copcb;
201: } cons_stat;
202:
203: u_char x25_error_stats[CONL_ERROR_MAX + 1];
204:
205: struct ifqueue consintrq;
206:
207: /* reasons for clear are in a data mbuf chained to a clear ecn_request */
208: struct e_clear_data {
209: u_char ecd_cause;
210: u_char ecd_diagnostic;
211: };
212:
213: #ifdef _KERNEL
214: #define IncStat(XYZ) cons_stat.XYZ++
215: #endif /* KERNEL */
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