ckcnet.h

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/* ckcnet.h -- Symbol and macro definitions for C-Kermit network support */

/*
  Author: Frank da Cruz <[e-mail]>
  Columbia University Academic Information Systems, New York City.

  Copyright (C) 1985, 1996, Trustees of Columbia University in the City of New
  York.  The C-Kermit software may not be, in whole or in part, licensed or
  sold for profit as a software product itself, nor may it be included in or
  distributed with commercial products or otherwise distributed by commercial
  concerns to their clients or customers without written permission of the
  Office of Kermit Development and Distribution, Columbia University.  This
  copyright notice must not be removed, altered, or obscured.
*/
#ifndef CKCNET_H
#define CKCNET_H

/* Network types */

#define NET_NONE 0			/* None */
#define NET_TCPB 1			/* TCP/IP Berkeley (socket) */
#define NET_TCPA 2			/* TCP/IP AT&T (streams) */
#define NET_SX25 3			/* SUNOS SunLink X.25 */
#define NET_DEC  4			/* DECnet */
#define NET_VPSI 5			/* VAX PSI */
#define NET_PIPE 6			/* LAN Manager Named Pipe */
#define NET_VX25 7			/* Stratus VOS X.25 */
#define NET_BIOS 8			/* IBM NetBios */
#define NET_SLAT 9			/* Meridian Technologies' SuperLAT */
#define NET_FILE 10			/* Read from a file */

#ifdef OS2				/* In OS/2, only the 32-bit */
#ifndef __32BIT__			/* version gets NETBIOS */
#ifdef CK_NETBIOS
#undef CK_NETBIOS
#endif /* CK_NETBIOS */
#endif /* __32BIT__ */
#endif /* OS2 */

#ifdef _M_PPC
#ifdef SUPERLAT
#undef SUPERLAT
#endif /* SUPERLAT */
#endif /* _M_PPC */

#ifdef _M_ALPHA
#ifdef SUPERLAT
#undef SUPERLAT
#endif /* SUPERLAT */
#endif /* _M_ALPHA */

#ifdef NPIPE				/* For items in common to */
#define NPIPEORBIOS			/* Named Pipes and NETBIOS */
#endif /* NPIPE */
#ifdef CK_NETBIOS
#ifndef NPIPEORBIOS
#define NPIPEORBIOS
#endif /* NPIPEORBIOS */
#endif /* CK_NETBIOS */

/* Network virtual terminal protocols */

#define NP_NONE 0			/* None (async) */
#define NP_TELNET 1			/* TCP/IP telnet */
#define NP_VTP 2			/* ISO Virtual Terminal Protocol */
#define NP_X3 3				/* CCITT X.3 */
#define NP_X28 4			/* CCITT X.28 */
#define NP_X29 5			/* CCITT X.29 */
#define NP_RLOGIN 6         /* TCP/IP Rlogin */
#define NP_KERMIT 7         /* TCP/IP Kermit */
#define NP_FTP    8         /* TCP/IP FTP */

#define NP_CTERM 20			/* DEC CTERM */
#define NP_LAT 21			/* DEC LAT */
/* others here... */

/* TELNET Newline Mode */
       
#define TNL_CR     0			/* CR sends bare carriage return */
#define TNL_CRNUL  1			/* CR and NUL */
#define TNL_CRLF   2			/* CR and LF */
#define TNL_LF     3            /* LF instead of CR */

/* TELNET Binary Mode */

#define    TN_BM_RF 0       /*  Negotiation REFUSED */
#define    TN_BM_AC 1       /*  Negotiation ACCEPTED */
#define    TN_BM_RQ 2       /*  Negotiation REQUESTED */

/* RLOGIN Modes */
#define    RL_RAW     0     /*  Do Not Process XON/XOFF */
#define    RL_COOKED  1     /*  Do Process XON/XOFF */

/* Basic network function prototypes, common to all. */

_PROTOTYP( int netopen, (char *, int *, int) );
_PROTOTYP( int netclos, (void) );
_PROTOTYP( int netflui, (void) );
_PROTOTYP( int nettchk, (void) );
_PROTOTYP( int netbreak, (void) );
_PROTOTYP( int netinc, (int) );
_PROTOTYP( int netxin, (int, char*) );
_PROTOTYP( int nettol, (char *, int) );
_PROTOTYP( int nettoc, (char) );

/*
  SunLink X.25 support by Marcello Frutig, Catholic University,
  Rio de Janeiro, Brazil, 1990.

  Maybe this can be adapted to VAX PSI and other X.25 products too.
*/
#ifndef SUNOS4				/* Only valid for SUNOS4 */
#ifndef SOLARIS
#ifdef SUNX25
#undef SUNX25
#endif /* SUNX25 */
#endif /* SOLARIS */
#endif /* SUNOS4 */

#ifdef STRATUSX25
#define ANYX25
#define MAX_USER_DATA 128 /* SUN defines this in a header file, I believe. */
#endif /* STRATUSX25 */

#ifdef SUNX25
#define ANYX25
#endif /* SUNX25 */

#ifdef ANYX25
#ifndef NETCONN				/* ANYX25 implies NETCONN */
#define NETCONN
#endif /* NETCONN */

#define MAXPADPARMS                22	/* Number of PAD parameters */
#define MAXCUDATA		   12	/* Max length of X.25 call user data */
#define X29PID			    1   /* X.29 protocol ID */
#define X29PIDLEN		    4   /* X.29 protocol ID length */

#define X29_SET_PARMS               2
#define X29_READ_PARMS              4
#define X29_SET_AND_READ_PARMS      6
#define X29_INVITATION_TO_CLEAR     1
#define X29_PARAMETER_INDICATION    0
#define X29_INDICATION_OF_BREAK     3
#define X29_ERROR                   5

#define INVALID_PAD_PARM            1

#define PAD_BREAK_CHARACTER         0

#define PAD_ESCAPE                  1
#define PAD_ECHO                    2
#define PAD_DATA_FORWARD_CHAR       3
#define PAD_DATA_FORWARD_TIMEOUT    4
#define PAD_FLOW_CONTROL_BY_PAD     5
#define PAD_SUPPRESSION_OF_SIGNALS  6
#define PAD_BREAK_ACTION            7
#define PAD_SUPPRESSION_OF_DATA     8
#define PAD_PADDING_AFTER_CR        9
#define PAD_LINE_FOLDING           10
#define PAD_LINE_SPEED             11
#define PAD_FLOW_CONTROL_BY_USER   12
#define PAD_LF_AFTER_CR            13
#define PAD_PADDING_AFTER_LF       14
#define PAD_EDITING                15
#define PAD_CHAR_DELETE_CHAR       16
#define PAD_BUFFER_DELETE_CHAR     17
#define PAD_BUFFER_DISPLAY_CHAR    18

#define MAXIX25 MAX_USER_DATA*7
#define MAXOX25 MAX_USER_DATA
#endif /* ANYX25 */

#ifdef SUNX25
#include <sys/ioctl.h>			/* X.25 includes, Sun only */
#include <sys/param.h>
#include <sys/systm.h>
#ifndef SOLARIS
#include <sys/mbuf.h>
#endif /* SOLARIS */
#include <sys/socket.h>
#include <sys/protosw.h>
#ifdef SOLARIS
#include <sys/sockio.h>
#else
#include <sys/domain.h>
#endif /* SOLARIS */
#include <sys/socketvar.h>
#include <net/if.h>
#include <sundev/syncstat.h>
#include <netx25/x25_pk.h>
#include <netx25/x25_ctl.h>
#include <netx25/x25_ioctl.h>
#endif /* SUNX25 */

#ifdef ANYX25

/* C-Kermit X.3 / X.25 / X.29 / X.121 support functions */

_PROTOTYP( VOID shopad, (void) );
_PROTOTYP( VOID shox25, (void) );
_PROTOTYP( VOID initpad, (void) );
_PROTOTYP( VOID setpad, (CHAR *, int) );
_PROTOTYP( VOID readpad, (CHAR *, int, CHAR *) );
_PROTOTYP( int qbitpkt, (CHAR *, int) );
_PROTOTYP( VOID setqbit, (void) );
_PROTOTYP( VOID resetqbit, (void) );
_PROTOTYP( VOID breakact, (void) );
_PROTOTYP( int pkx121, (char *, CHAR *) );
_PROTOTYP( SIGTYP x25oobh, (int) );
_PROTOTYP( int x25diag, (void) );
_PROTOTYP( int x25intr, (char) );
_PROTOTYP( int x25reset, (char, char) );
_PROTOTYP( int x25clear, (void) );
_PROTOTYP( int x25stat, (void) );
_PROTOTYP( int x25in, (int, CHAR *) );
_PROTOTYP( int setpadp, (void) );
_PROTOTYP( int setx25, (void) );
_PROTOTYP( int x25xin, (int, CHAR *) );
_PROTOTYP( int x25inl, (CHAR *, int, int, CHAR) );

#endif /* ANYX25 */

/* CMU-OpenVMS/IP */

#ifdef CMU_TCPIP			/* CMU_TCPIP implies TCPSOCKET */
#ifndef TCPSOCKET
#define TCPSOCKET
#endif /* TCPSOCKET */
#ifndef TCPIPLIB
#define TCPIPLIB
#endif /* TCPIPLIB */
#endif /* CMU_TCPIP */

/* DEC TCP/IP for (Open)VMS, previously known as UCX */

#ifdef DEC_TCPIP			/* DEC_TCPIP implies TCPSOCKET */
#ifndef TCPSOCKET
#define TCPSOCKET
#endif /* TCPSOCKET */
#ifndef TCPIPLIB
#define TCPIPLIB
#endif /* TCPIPLIB */
#endif /* DEC_TCPIP */

/* TGV/SRI MultiNet, TCP/IP for VAX/VMS */

#ifdef MULTINET				/* MULTINET implies TCPSOCKET */
#ifndef TCPSOCKET
#define TCPSOCKET
#endif /* TCPSOCKET */
#ifndef TCPIPLIB
#define TCPIPLIB
#endif /* TCPIPLIB */
#ifndef TGVORWIN			/* MULTINET and WINTCP */
#define TGVORWIN			/* share a lot of code... */
#endif /* TGVORWIN */
#endif /* MULTINET */

/* Wollongong TCP/IP for VAX/VMS */

#ifdef WINTCP				/* WINTCP implies TCPSOCKET */
#ifndef TCPSOCKET
#define TCPSOCKET
#endif /* TCPSOCKET */
#ifndef TCPIPLIB
#define TCPIPLIB
#endif /* TCPIPLIB */
#ifndef TGVORWIN			/* WINTCP and MULTINET */
#define TGVORWIN			/* share a lot of code... */
#endif /* TGVORWIN */
#endif /* WINTCP */

/* Wollongong TCP/IP for AT&T Sys V */

#ifdef WOLLONGONG			/* WOLLONGONG implies TCPSOCKET */
#ifndef TCPSOCKET			/* Don't confuse WOLLONGONG */
#define TCPSOCKET			/* (which is for UNIX) with */
#endif /* TCPSOCKET */			/* WINTCP, which is for VMS! */
#endif /* WOLLONGONG */

#ifdef EXCELAN				/* EXCELAN implies TCPSOCKET */
#ifndef TCPSOCKET
#define TCPSOCKET
#endif /* TCPSOCKET */
#endif /* EXCELAN */

#ifdef INTERLAN				/* INTERLAN implies TCPSOCKET */
#ifndef TCPSOCKET
#define TCPSOCKET
#endif /* TCPSOCKET */
#endif /* INTERLAN */

#ifdef COMMENT /* no longer used but might come in handy again later... */
/*
  CK_READ0 can (and should) be defined if and only if:
  (a) read(fd,&x,0) can be used harmlessly on a TCP/IP socket connection.
  (b) read(fd,&x,0) returns 0 if the connection is up, -1 if it is down.
*/
#ifndef CK_READ0
#ifdef TCPSOCKET
#ifdef SUNOS41				/* It works in SunOS 4.1 */
#define CK_READ0
#else
#ifdef NEXT				/* and NeXTSTEP */
#define CK_READ0
#endif /* NEXT */
#endif /* SUNOS41 */
#endif /* TCPSOCKET */
#endif /* CK_READ0 */
#endif /* COMMENT */

/* Telnet protocol */

#ifdef TCPSOCKET			/* TCPSOCKET implies TNCODE */
#ifndef TNCODE				/* Which means... */
#define TNCODE				/* Compile in telnet code */
#endif /* TNCODE */
#ifndef RLOGCODE			/* What about Rlogin? */
#ifndef NORLOGIN
/*
  Rlogin can be enabled only for UNIX versions that have both SIGURG
  (SCO doesn't) and CK_TTGWSIZ (OSF/1 doesn't), so we don't assume that
  any others have these without verifying first.  Not that it really makes
  much difference since you can only use Rlogin if you are root...
*/
#ifdef SUNOS41
#define RLOGCODE
#else
#ifdef SOLARIS
#define RLOGCODE
#else
#ifdef HPUX9
#define RLOGCODE
#else
#ifdef NEXT
#define RLOGCODE
#else
#ifdef AIX41
#define RLOGCODE
#else
#ifdef UNIXWARE
#define RLOGCODE
#else
#ifdef IRIX51
#define RLOGCODE
#else
#ifdef IRIX60
#define RLOGCODE
#else
#ifdef QNX
#define RLOGCODE
#else
#ifdef __linux__
#define RLOGCODE
#endif /* __linux__ */
#endif /* QNX */
#endif /* IRIX60 */
#endif /* IRIX51 */
#endif /* UNIXWARE */
#endif /* AIX41 */
#endif /* NEXT */
#endif /* SOLARIS */
#endif /* HPUX9 */
#endif /* SUNOS41 */
#endif /* NORLOGIN */
#ifdef VMS				/* VMS */
#define RLOGCODE
#endif /* VMS */
#endif /* RLOGCODE */
#endif /* TCPSOCKET */

#ifdef SUNX25				/* SUNX25 implies TCPSOCKET */
#ifndef TCPSOCKET			/* But doesn't imply TNCODE */
#define TCPSOCKET
#endif /* TCPSOCKET */
#endif /* SUNX25 */

/* This is the TCPSOCKET section... */

#ifdef TCPSOCKET

#ifndef NETCONN				/* TCPSOCKET implies NETCONN */
#define NETCONN
#endif /* NETCONN */

#ifdef TCPSOCKET			/* select() is required to support */
#ifndef NOLISTEN			/* incoming connections. */
#ifndef SELECT
#ifndef OS2
#define NOLISTEN
#endif /* OS2 */
#endif /* SELECT */
#endif /* NOLISTEN */
#endif /* TCPSOCKET */

/* BSD sockets library header files */

#ifdef UNIX				/* UNIX section */

#ifdef SVR4
/*
  These suggested by Rob Healey, [e-mail], to avoid
  bugs in Berkeley compatibility library on Sys V R4 systems, but untested
  by me (fdc).  Remove this bit if it gives you trouble.
  (Later corrected by Marc Boucher <[e-mail]> because
  bzero/bcopy are not argument-compatible with memset/memcpy|memmove.)
*/
#define bzero(s,n) memset(s,0,n)
#ifdef SOLARIS
#ifdef SUNX25
#undef bzero
/*
  WOULD YOU BELIEVE... That the Solaris X.25 /opt/SUNWcomm/lib/libsockx25
  library references bzero, even though the use of bzero is forbidden in
  Solaris?  Look for the function definition in ckcnet.c.
*/
_PROTOTYP( void bzero, (char *, int) );
#endif /* SUNX25 */
#define bcopy(h,a,l) memcpy(a,h,l)
#else
#define bcopy(h,a,l) memmove(a,h,l)
#endif /* SOLARIS */
#else /* !SVR4 */
#ifdef PTX				/* Sequent DYNIX PTX 1.3 */
#define bzero(s,n) memset(s,0,n)
#define bcopy(h,a,l) memcpy(a,h,l)
#endif /* PTX */
#endif /* SVR4 */

#ifdef INTERLAN				/* Racal-Interlan TCP/IP */
#include <interlan/socket.h>
#include <interlan/il_types.h>
#include <interlan/telnet.h>
#include <interlan/il_errno.h>
#include <interlan/in.h>
#include <interlan/telnet.h>		/* Why twice ? ? ? */
#else					/* Normal BSD TCP/IP library */
#ifndef HPUX
#include <arpa/telnet.h>
#endif /* HPUX */
#include <sys/socket.h>
#ifdef WOLLONGONG
#include <sys/in.h>
#else
#include <netinet/in.h>
#endif /* WOLLONGONG */
#endif /* INTERLAN */

#ifndef EXCELAN
#include <netdb.h>
#ifndef INTERLAN
#ifdef WOLLONGONG
#define minor				/* Do not include <sys/macros.h> */
#include <sys/inet.h>
#else
#ifndef OXOS
#ifndef HPUX
#include <arpa/inet.h>