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Microsoft Windows NT Build 511 (DDK SDK) 11-01-1993
/*++
Copyright (c) 1991 Microsoft Corporation
Module Name:
xti.h
Abstract:
This include file is Appendix F.1 from the X/Open CAE Specification (1992)
for the X/Open Transport Interface (XTI).
Author:
Eric Chin (ericc) November 11, 1991
Revision History:
--*/
#ifndef _XTI_HEADER_
#define _XTI_HEADER_
/*
* The following are the error codes needed by both the kernel
* level transport providers and the user level library.
*/
#define TBADADDR 1 /* incorrect addr format */
#define TBADOPT 2 /* incorrect option format */
#define TACCES 3 /* incorrect permissions */
#define TBADF 4 /* illegal transport fd */
#define TNOADDR 5 /* couldn't allocate addr */
#define TOUTSTATE 6 /* out of state */
#define TBADSEQ 7 /* bad call sequence number */
#define TSYSERR 8 /* system error */
#define TLOOK 9 /* event requires attention */
#define TBADDATA 10 /* illegal amount of data */
#define TBUFOVFLW 11 /* buffer not large enough */
#define TFLOW 12 /* flow control */
#define TNODATA 13 /* no data */
#define TNODIS 14 /* discon_ind not found on queue */
#define TNOUDERR 15 /* unitdata error not found */
#define TBADFLAG 16 /* bad flags */
#define TNOREL 17 /* no ord rel found on queue */
#define TNOTSUPPORT 18 /* primitive/action not supported */
#define TSTATECHNG 19 /* state is in process of changing */
#define TNOSTRUCTYPE 20 /* unsupported struct-type requested */
#define TBADNAME 21 /* invalid transport provider name */
#define TBADQLEN 22 /* qlen is zero */
#define TADDRBUSY 23 /* address in use */
#define TINDOUT 24 /* outstanding connection indications */
#define TPROVMISMATCH 25 /* transport provide mismatch */
#define TRESQLEN 26 /* resfd to accept w/ qlen > 0 */
#define TRESADDR 27 /* resfd not bound to same addr as fd */
#define TQFULL 28 /* incoming connection queue full */
#define TPROTO 29 /* XTI protocol error */
#define TNTERROR 101 /* NT status code */
/*
* The following are the events returned
*/
#define T_LISTEN 0x0001 /* connection indication received */
#define T_CONNECT 0x0002 /* connect confirmation received */
#define T_DATA 0x0004 /* normal data received */
#define T_EXDATA 0x0008 /* expedited data received */
#define T_DISCONNECT 0x0010 /* disconnect received */
#define T_UDERR 0x0040 /* datagram error indication */
#define T_ORDREL 0x0080 /* orderly release indication */
#define T_GODATA 0x0100 /* sending normal data is possible */
#define T_GOEXDATA 0x0200 /* sending expedited data is possible */
#define T_ERROR 0x0400 /* defined for TLI */
/*
* The following are the flag definitions needed by the user level library
* routines.
*/
#define T_MORE 0x001 /* more data */
#define T_EXPEDITED 0x002 /* expedited data */
#define T_NEGOTIATE 0x004 /* set opts */
#define T_CHECK 0x008 /* check opts */
#define T_DEFAULT 0x010 /* get default opts */
#define T_SUCCESS 0x020 /* successful */
#define T_FAILURE 0x040 /* failure */
#define T_CURRENT 0x080 /* get current options */
/*
* XTI error return
*
* BUGBUG:
* This is no good for multi-threaded processes.
*
extern int t_errno;
*/
/*
* Protocol-specific service limits
*/
struct t_info {
long addr; /* max size of protocol address */
long options; /* max bytes of protocol-specific options */
long tsdu; /* max size of a transport service data unit */
long etsdu; /* max size of expedited service data unit */
long connect; /* max amount of data allowed on connection */
/* establishment functions */
long discon; /* max data allowed on t_snddis and t_rcvdis */
long servtype; /* service type supported by provider */
long flags; /* other info about the transport provider */
};
/*
* Service type defines
*/
#define T_COTS 01 /* connection-oriented transport service */
#define T_COTS_ORD 02 /* connection-oriented with orderly release */
#define T_CLTS 03 /* connectionless transport service */
/*
* Flags defines (other info about the transport provider).
*/
#define T_SENDZERO 0x001 /* supports 0-length TSDUs */
/*
* netbuf structure
*/
struct netbuf {
unsigned int maxlen;
unsigned int len;
char *buf;
};
/*
* t_opthdr structure
*/
struct t_opthdr {
unsigned long len; /* total length of option; ie.
sizeof(struct t_opthdr) + length
of option value in bytes */
unsigned long level; /* protocol affected */
unsigned long name; /* option name */
unsigned long status; /* status value */
/* followed by the option value */
};
/*
* t_bind - format of the address and options arguments of bind
*/
struct t_bind {
struct netbuf addr;
unsigned qlen;
};
/*
* Options management structure
*/
struct t_optmgmt {
struct netbuf opt;
long flags;
};
/*
* Disconnect structure
*/
struct t_discon {
struct netbuf udata; /* user data */
int reason; /* reason code */
int sequence; /* sequence number */
};
/*
* Call structure
*/
struct t_call {
struct netbuf addr; /* address */
struct netbuf opt; /* options */
struct netbuf udata; /* user data */
int sequence; /* sequence number */
};
/*
* Datagram structure
*/
struct t_unitdata {
struct netbuf addr; /* address */
struct netbuf opt; /* options */
struct netbuf udata; /* user data */
};
/*
* Unitdata error structure
*/
struct t_uderr {
struct netbuf addr; /* address */
struct netbuf opt; /* options */
long error; /* error code */
};
/*
* The following are structure types used when dynamically allocating the
* above structures via t_alloc().
*/
#define T_BIND 1 /* struct t_bind */
#define T_OPTMGMT 2 /* struct t_optmgmt */
#define T_CALL 3 /* struct t_call */
#define T_DIS 4 /* struct t_discon */
#define T_UNITDATA 5 /* struct t_unitdata */
#define T_UDERROR 6 /* struct t_uderr */
#define T_INFO 7 /* struct t_info */
/*
* The following bits specify which fields of the above structures should
* be allocated by t_alloc().
*/
#define T_ADDR 0x01 /* address */
#define T_OPT 0x02 /* options */
#define T_UDATA 0x04 /* user data */
#define T_ALL 0xffff /* all the above fields supported */
/*
* The following are the states for the user.
*/
#define T_UNBND 1 /* unbound */
#define T_IDLE 2 /* idle */
#define T_OUTCON 3 /* outgoing connection pending */
#define T_INCON 4 /* incoming connection pending */
#define T_DATAXFER 5 /* data transfer */
#define T_OUTREL 6 /* outgoing release pending */
#define T_INREL 7 /* incoming release pending */
/*
* General purpose defines
*/
#define T_YES 1
#define T_NO 0
#define T_UNUSED -1
#define T_NULL 0
#define T_ABSREQ 0x8000
#define T_INFINITE -1
#define T_INVALID -2
/* T_INFINITE and T_INVALID are values of t_info */
/*
* General definitions for option management
*/
#define T_UNSPEC (~0 - 2) /* applicable to u_long, long, ... */
#define T_ALLOPT 0
#define T_ALIGN(p) (((unsigned long) (p) + (sizeof(long) - 1)) \
& ~(sizeof(long) - 1))
#define OPT_NEXTHDR(pbuf, buflen, popt) \
(((char *) (popt) + T_ALIGN((popt)->len) < \
pbuf + buflen) ? \
(struct t_opthdr *) ((char *) (popt) + \
T_ALIGN((popt)->len)) : \
(struct t_opthdr *) NULL)
/*
* OPTIONS ON XTI LEVEL
*/
#define XTI_GENERIC 0xffff
/*
* XTI-level Options
*/
#define XTI_DEBUG 0x0001 /* enable debugging */
#define XTI_LINGER 0x0080 /* linger on close if data present */
#define XTI_RCVBUF 0x1002 /* receive buffer size */
#define XTI_RCVLOWAT 0x1004 /* receive low-water mark */
#define XTI_SNDBUF 0x1001 /* send buffer size */
#define XTI_SNDLOWAT 0x1003 /* send low-water mark */
/*
* Structure used with linger option
*/
struct t_linger {
long l_onoff; /* option on/off */
long l_linger; /* linger time */
};
/*
* SPECIFIC ISO OPTION AND MANAGEMENT PARAMETERS
*/
/*
* Definition of the ISO transport classes
*/
#define T_CLASS0 0
#define T_CLASS1 1
#define T_CLASS2 2
#define T_CLASS3 3
#define T_CLASS4 4
/*
* Definition of the priorities
*/
#define T_PRITOP 0
#define T_PRIHIGH 1
#define T_PRIMID 2
#define T_PRILOW 3
#define T_PRIDFLT 4
/*
* Definitions of the protection levels
*/
#define T_NOPROTECT 1
#define T_PASSIVEPROTECT 2
#define T_ACTIVEPROTECT 4
/*
* Default value for the length of TPDUs.
*/
#define T_LTPDUDFLT 128 /* define obsolete in XPG4 */
/*
* rate structure
*/
struct rate {
long targetvalue; /* target value */
long minacceptvalue; /* minimum acceptable quality */
};
/*
* reqvalue structure.
*/
struct reqvalue {
struct rate called; /* called rate */
struct rate calling; /* calling rate */
};
/*
* thrpt structure.
*/
struct thrpt {
struct reqvalue maxthrpt; /* maximum throughput */
struct reqvalue avgthrpt; /* average throughput */
};
/*
* transdel structure
*/
struct transdel {
struct reqvalue maxdel; /* maximum transit delay */
struct reqvalue avgdel; /* average transit delay */
};
/*
* Protocol Levels
*/
#define ISO_TP 0x0100
/*
* Options for Quality of Service and Expedited Data (ISO 8072:1986)
*/
#define TCO_THROUGHPUT 0x0001
#define TCO_TRANSDEL 0x0002
#define TCO_RESERRORRATE 0x0003
#define TCO_TRANSFFAILPROB 0x0004
#define TCO_ESTFAILPROB 0x0005
#define TCO_RELFAILPROB 0x0006
#define TCO_ESTDELAY 0x0007
#define TCO_RELDELAY 0x0008
#define TCO_CONNRESIL 0x0009
#define TCO_PROTECTION 0x000a
#define TCO_PRIORITY 0x000b
#define TCO_EXPD 0x000c
#define TCL_TRANSDEL 0x000d
#define TCL_RESERRORRATE TCO_RESERRORRATE
#define TCL_PROTECTION TCO_PROTECTION
#define TCL_PRIORITY TCO_PRIORITY
/*
* Management Options
*/
#define TCO_LTPDU 0x0100
#define TCO_ACKTIME 0x0200
#define TCO_REASTIME 0x0300
#define TCO_EXTFORM 0x0400
#define TCO_FLOWCTRL 0x0500
#define TCO_CHECKSUM 0x0600
#define TCO_NETEXP 0x0700
#define TCO_NETRECPTCF 0x0800
#define TCO_PREFCLASS 0x0900
#define TCO_ALTCLASS1 0x0a00
#define TCO_ALTCLASS2 0x0b00
#define TCO_ALTCLASS3 0x0c00
#define TCO_ALTCLASS4 0x0d00
#define TCL_CHECKSUM TCO_CHECKSUM
/* INTERNET SPECIFIC ENVIRONMENT */
/*
* TCP level
*/
#define INET_TCP 0x6
/*
* TCP-level Options
*/
#define TCP_NODELAY 0x1 /* don't delay packets to coalesce */
#define TCP_MAXSEG 0x2 /* get maximum segment size */
#define TCP_KEEPALIVE 0x8 /* check, if connections are alive */
/*
* Structure used with TCP_KEEPALIVE option.
*/
struct t_kpalive {
long kp_onoff; /* option on/off */
long kp_timeout; /* timeout in minutes */
};
#define T_GARBAGE 0x02
/*
* UDP level
*/
#define INET_UDP 0x11
/*
* UDP-level Options
*/
#define UDP_CHECKSUM TCO_CHECKSUM /* checksum computation */
/*
* IP level
*/
#define INET_IP 0x0
/*
* IP-level Options
*/
#define IP_OPTIONS 0x1 /* IP per-packet options */
#define IP_TOS 0x2 /* IP per-packet type of service */
#define IP_TTL 0x3 /* IP per-packet time to live */
#define IP_REUSEADDR 0x4 /* allow local address reuse */
#define IP_DONTROUTE 0x10 /* just use interface addresses */
#define IP_BROADCAST 0x20 /* permit sending of broadcast msgs */
/*
* IP_TOS precedence levels
*/
#define T_ROUTINE 0
#define T_PRIORITY 1
#define T_IMMEDIATE 2
#define T_FLASH 3
#define T_OVERRIDEFLASH 4
#define T_CRITIC_ECP 5
#define T_INETCONTROL 6
#define T_NETCONTROL 7
/*
* IP_TOS type of service
*/
#define T_NOTOS 0
#define T_LDELAY (1 << 4)
#define T_HITHRPT (1 << 3)
#define T_HIREL (1 << 2)
#define SET_TOS(prec, tos) ((0x7 & (prec)) << 5 | (0x1c & (tos)))
#endif /* _XTI_HEADER_ */
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