+++ /dev/null
-/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-/*-
- * Copyright (c) 1991, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)tp_param.h 8.1 (Berkeley) 6/10/93
- */
-
-/***********************************************************
- Copyright IBM Corporation 1987
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of IBM not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-/*
- * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
- */
-/*
- * ARGO TP
- *
- */
-
-#ifndef __TP_PARAM__
-#define __TP_PARAM__
-
-
-/******************************************************
- * compile time parameters that can be changed
- *****************************************************/
-
-#define TP_CLASSES_IMPLEMENTED 0x11 /* zero and 4 */
-
-#define TP_DECBIT_CLEAR_COUNT 3
-
-/*#define N_TPREF 100 */
-#ifdef KERNEL
-extern int N_TPREF;
-#endif
-
-#define TP_SOCKBUFSIZE ((u_long)4096)
-#define TP0_SOCKBUFSIZE ((u_long)512)
-#define MAX_TSAP_SEL_LEN 64
-
-/* maximum tpdu size we'll accept: */
-#define TP_TPDUSIZE 0xc /* 4096 octets for classes 1-4*/
-#define TP0_TPDUSIZE 0xb /* 2048 octets for class 0 */
-#define TP_DFL_TPDUSIZE 0x7 /* 128 octets default */
- /* NOTE: don't ever negotiate 8192 because could get
- * wraparound in checksumming
- * (No mtu is likely to be larger than 4K anyway...)
- */
-#define TP_NRETRANS 12 /* TCP_MAXRXTSHIFT + 1 */
-#define TP_MAXRXTSHIFT 6 /* factor of 64 */
-#define TP_MAXPORT 0xefff
-
-/* ALPHA: to be used in the context: gain= 1/(2**alpha), or
- * put another way, gaintimes(x) (x)>>alpha (forgetting the case alpha==0)
- */
-#define TP_RTT_ALPHA 3
-#define TP_RTV_ALPHA 2
-#define TP_REXMTVAL(tpcb)\
- ((tp_rttadd + (tpcb)->tp_rtt + ((tpcb)->tp_rtv) << 2) / tp_rttdiv)
-#define TP_RANGESET(tv, value, min, max) \
- ((tv = value) > (max) ? (tv = max) : (tv < min ? tv = min : tv))
-
-/*
- * not sure how to treat data on disconnect
- */
-#define T_CONN_DATA 0x1
-#define T_DISCONNECT 0x2
-#define T_DISC_DATA 0x4
-#define T_XDATA 0x8
-
-#define ISO_CLNS 0
-#define IN_CLNS 1
-#define ISO_CONS 2
-#define ISO_COSNS 3
-#define TP_MAX_NETSERVICES 3
-
-/* Indices into tp stats ackreason[i] */
-#define _ACK_DONT_ 0
-#define _ACK_STRAT_EACH_ 0x1
-#define _ACK_STRAT_FULLWIN_ 0x2
-#define _ACK_DUP_ 0x3
-#define _ACK_EOT_ 0x4
-#define _ACK_REORDER_ 0x5
-#define _ACK_USRRCV_ 0x6
-#define _ACK_FCC_ 0x7
-#define _ACK_NUM_REASONS_ 0x8
-
-/* masks for use in tp_stash() */
-#define ACK_DONT 0
-#define ACK_STRAT_EACH (1<< _ACK_STRAT_EACH_)
-#define ACK_STRAT_FULLWIN (1<< _ACK_STRAT_FULLWIN_)
-#define ACK_DUP (1<< _ACK_DUP_)
-#define ACK_EOT (1<< _ACK_EOT_)
-#define ACK_REORDER (1<< _ACK_REORDER_)
-
-/******************************************************
- * constants used in the protocol
- *****************************************************/
-
-#define TP_VERSION 0x1
-
-#define TP_MAX_HEADER_LEN 256
-
-#define TP_MIN_TPDUSIZE 0x7 /* 128 octets */
-#define TP_MAX_TPDUSIZE 0xd /* 8192 octets */
-
-#define TP_MAX_XPD_DATA 0x10 /* 16 octets */
-#define TP_MAX_CC_DATA 0x20 /* 32 octets */
-#define TP_MAX_CR_DATA TP_MAX_CC_DATA
-#define TP_MAX_DR_DATA 0x40 /* 64 octets */
-
-#define TP_XTD_FMT_BIT 0x80000000
-#define TP_XTD_FMT_MASK 0x7fffffff
-#define TP_NML_FMT_BIT 0x80
-#define TP_NML_FMT_MASK 0x7f
-
-/*
- * values for the tpdu_type field, 2nd byte in a tpdu
- */
-
-#define TP_MIN_TPDUTYPE 0x1
-
-#define XPD_TPDU_type 0x1
-#define XAK_TPDU_type 0x2
-#define GR_TPDU_type 0x3
-#define AK_TPDU_type 0x6
-#define ER_TPDU_type 0x7
-#define DR_TPDU_type 0x8
-#define DC_TPDU_type 0xc
-#define CC_TPDU_type 0xd
-#define CR_TPDU_type 0xe
-#define DT_TPDU_type 0xf
-
-#define TP_MAX_TPDUTYPE 0xf
-
-/*
- * identifiers for the variable-length options in tpdus
- */
-
-#define TPP_acktime 0x85
-#define TPP_residER 0x86
-#define TPP_priority 0x87
-#define TPP_transdelay 0x88
-#define TPP_throughput 0x89
-#define TPP_subseq 0x8a
-#define TPP_flow_cntl_conf 0x8c /* not implemented */
-#define TPP_addl_info 0xe0
-#define TPP_tpdu_size 0xc0
-#define TPP_calling_sufx 0xc1
-#define TPP_invalid_tpdu 0xc1 /* the bozos used a value twice */
-#define TPP_called_sufx 0xc2
-#define TPP_checksum 0xc3
-#define TPP_vers 0xc4
-#define TPP_security 0xc5
-#define TPP_addl_opt 0xc6
-#define TPP_alt_class 0xc7
-#define TPP_perf_meas 0xc8 /* local item : perf meas on, svp */
-#define TPP_ptpdu_size 0xf0 /* preferred TPDU size */
-#define TPP_inact_time 0xf2 /* inactivity time exchanged */
-
-
-/******************************************************
- * Some fundamental data types
- *****************************************************/
-#ifndef TRUE
-#define TRUE 1
-#endif /* TRUE */
-
-#ifndef FALSE
-#define FALSE 0
-#endif /* FALSE */
-
-#define TP_LOCAL 22
-#define TP_FOREIGN 33
-
-#ifndef EOK
-#define EOK 0
-#endif /* EOK */
-
-#define TP_CLASS_0 (1<<0)
-#define TP_CLASS_1 (1<<1)
-#define TP_CLASS_2 (1<<2)
-#define TP_CLASS_3 (1<<3)
-#define TP_CLASS_4 (1<<4)
-
-#define TP_FORCE 0x1
-#define TP_STRICT 0x2
-
-#ifndef MNULL
-#define MNULL (struct mbuf *)0
-#endif /* MNULL */
- /* if ../sys/mbuf.h gets MT_types up to 0x40, these will
- * have to be changed:
- */
-#define MT_XPD 0x44
-#define MT_EOT 0x40
-
-#define TP_ENOREF 0x80000000
-
-typedef unsigned int SeqNum;
-typedef unsigned short RefNum;
-typedef int ProtoHook;
-
-/******************************************************
- * Macro used all over, for driver
- *****************************************************/
-
-#define DoEvent(x) \
- ((E.ev_number=(x)),(tp_driver(tpcb,&E)))
-
-/******************************************************
- * Some macros used all over, for timestamping
- *****************************************************/
-
-#define GET_CUR_TIME(tvalp) ((*tvalp) = time)
-
-#define GET_TIME_SINCE(oldtvalp, diffp) {\
- (diffp)->tv_sec = time.tv_sec - (oldtvalp)->tv_sec;\
- (diffp)->tv_usec = time.tv_usec - (oldtvalp)->tv_usec;\
- if( (diffp)->tv_usec <0 ) {\
- (diffp)->tv_sec --;\
- (diffp)->tv_usec = 1000000 - (diffp)->tv_usec;\
- }\
-}
-
-/******************************************************
- * Some macros used for address families
- *****************************************************/
-
-#define satosiso(ADDR) ((struct sockaddr_iso *)(ADDR))
-#define satosin(ADDR) ((struct sockaddr_in *)(ADDR))
-
-/******************************************************
- * Macro used for changing types of mbufs
- *****************************************************/
-
-#define CHANGE_MTYPE(m, TYPE)\
- if((m)->m_type != TYPE) { \
- mbstat.m_mtypes[(m)->m_type]--; mbstat.m_mtypes[TYPE]++; \
- (m)->m_type = TYPE; \
- }
-
-/******************************************************
- * Macros used for adding options to a tpdu header and for
- * parsing the headers.
- * Options are variable-length and must be bcopy-d because on the
- * RT your assignments must be N-word aligned for objects of length
- * N. Such a drag.
- *****************************************************/
-
-struct tp_vbp {
- u_char tpv_code;
- char tpv_len;
- char tpv_val;
-};
-#define vbptr(x) ((struct tp_vbp *)(x))
-#define vbval(x,type) (*((type *)&(((struct tp_vbp *)(x))->tpv_val)))
-#define vbcode(x) (vbptr(x)->tpv_code)
-#define vblen(x) (vbptr(x)->tpv_len)
-
-#define vb_putval(dst,type,src)\
- bcopy((caddr_t)&(src),(caddr_t)&(((struct tp_vbp *)(dst))->tpv_val),\
- sizeof(type))
-
-#define vb_getval(src,type,dst)\
-bcopy((caddr_t)&(((struct tp_vbp *)(src))->tpv_val),(caddr_t)&(dst),sizeof(type))
-
-#define ADDOPTION(type, DU, len, src)\
-{ register caddr_t P;\
- P = (caddr_t)(DU) + (int)((DU)->tpdu_li);\
- vbptr(P)->tpv_code = type;\
- vbptr(P)->tpv_len = len;\
- bcopy((caddr_t)&src, (caddr_t)&(vbptr(P)->tpv_val), (unsigned)len);\
- DU->tpdu_li += len+2;/* 1 for code, 1 for length */\
-}
-/******************************************************
- * Macro for the local credit:
- * uses max transmission unit for the ll
- * (as modified by the max TPDU size negotiated)
- *****************************************************/
-
-#if defined(ARGO_DEBUG)&&!defined(LOCAL_CREDIT_EXPAND)
-#define LOCAL_CREDIT(tpcb) tp_local_credit(tpcb)
-#else
-#define LOCAL_CREDIT(tpcb) { if (tpcb->tp_rsycnt == 0) {\
- register struct sockbuf *xxsb = &((tpcb)->tp_sock->so_rcv);\
- register int xxi = sbspace(xxsb);\
- xxi = (xxi<0) ? 0 : ((xxi) / (tpcb)->tp_l_tpdusize);\
- xxi = min(xxi, (tpcb)->tp_maxlcredit); \
- if (!(tpcb->tp_cebit_off)) { \
- (tpcb)->tp_lcredit = ROUND((tpcb)->tp_win_recv); \
- if (xxi < (tpcb)->tp_lcredit) { \
- (tpcb)->tp_lcredit = xxi; \
- } \
- } else \
- (tpcb)->tp_lcredit = xxi; \
-} }
-#endif /* ARGO_DEBUG */
-
-#ifdef KERNEL
-extern int tp_rttadd, tp_rttdiv;
-#include <sys/syslog.h>
-#define printf logpri(LOG_DEBUG),addlog
-
-#ifndef tp_NSTATES
-
-#include <netiso/tp_states.h>
-#include <netiso/tp_events.h>
-#if defined(__STDC__) || defined(__cplusplus)
-#undef ATTR
-#define ATTR(X) ev_union.EV_ ## X
-#endif /* defined(__STDC__) || defined(__cplusplus) */
-
-#endif /* tp_NSTATES */
-#endif /* KERNEL */
-
-#endif /* __TP_PARAM__ */
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