usr/src/sys/vax/datakit/dk.h

/*
 *      @(#)dk.h        1.3 (Berkeley) %G%
 *
 *      DATAKIT VCS User Level definitions
 *              @(#)dk.h        2.1 DKHOST 84/07/03
 */


/*
 *      ioctl codes
 */

/*
 * Note: these take paramters, but the copyin-copyout must be handled in
 * the driver.
 */
#define DKIODIAL        _IO('k', 0) /* dial out */
#define DKIOCNEW        _IO('k', 1) /* offer a service */
#define DKIOCREQ        _IO('k', 2) /* request service (SU only) */
#define DKIOCSPL        _IO('s', 1) /* splice two circuits (SU only) */
#define DIOCSWAIT       _IO('s', 2) /* wait for splice to take place */

/*     driver control        */

#define DIOCEXCL        _IO('d', 1)     /* exclusive use */
#define DIOCNXCL        _IO('d', 2)     /* reset exclusive use */
#define DIOCRMODE       _IOW('d', 3, short) /* set receiver termination modes */
#define DIOCQQABO       _IOR('d', 4, struct dkqqabo) /* inquire status of last read */
#define DIOCXCTL        _IOW('d', 8, short) /* send ctl envelope on next write */
#define DIOCFLUSH       _IO('d', 9)     /* flush output */
#define DIOCSETK        _IOW('d', 10, short) /* debug info from kmc xmit&recv */
#define DIOCXWIN        _IOW('d', 11, struct diocxwin)  /* Set window size */
#define KIOCINIT        _IO('d', 12)    /* Reinitialize transmitter */
#define DIOCRESET       _IOW('d', 13, short)    /* Reset a channel */
#define DIOCCTYPE       _IOW('d', 14, struct diocctype) /* Set conn type */
#define DIOCINFO        _IOR('d', 15, struct diocinfo)  /* Get chan #, max # */
#define DIOCSTAT        _IOWR('d', 16, int)     /* Check if channel open */

/*      special codes used by dkxstdio  */
#define DXIOEXIT        _IOW('D', 'T', int)  /* process exit code */

/*
 *      structure returned from DIOCQQABO giving receive status
 */
struct dkqqabo {
        short   rcv_resid ;             /* residual length in buffer */
        short   rcv_reason ;            /* set of bits giving reasons */
        short   rcv_ctlchar ;           /* ctl char that finished block */
} ;

/*
 *   receive mode, and completion indicators
 *      also defined in sys/dkit.h
 */

#ifndef DKR_FULL
#define DKR_FULL        01      /* buffer full, normal read done */
#define DKR_CNTL        02      /* read terminated on control character */
#define DKR_ABORT       010     /* receive aborted by higher level command */
#define DKR_BLOCK       040     /* end of block */
#define DKR_TIME        0100    /* end of time limit reached */
#endif


/*
 *      structure passed with ioctl to request a service
 */
struct diocreq {
        short   req_traffic ;           /* traffic intensity generated */
        short   req_1param ;            /* typ:  service requested */
        short   req_2param ;            /* parameter to server */
} ;

/*
 *      structure passed to dial a number
 */
struct diocdial {
                struct  diocreq iocb;
                char    dialstring[MLEN-sizeof (struct diocreq)];
};

/*
 * Structure passed to set URP limits
 */
struct diocxwin {
        int             xwin_msgsize;   /* Size of one message */
        unsigned char   xwin_nmsg;      /* Number of outstanding messages */
};

/*
 * Structure passed to request configuration info
 */
struct diocinfo {
        short   dioc_nchan;             /* Number of channels configured */
        short   dioc_channum;           /* This channel number */
        short   dioc_commchan;          /* Common supervisory channel */
};

/*
 *      structure passed with ioctl to request a splice
 */
struct diocspl {
        short   spl_fdin;               /* the other file descriptor */
        short   spl_un1used;
        short   spl_un2used;
} ;

struct diocctype {
        int     dct_type;               /* Annotation type */
        char    dct_name[MLEN-sizeof (int)-1];  /* Connection type */
};
#define DCT_DIAL        1               /* Dialstring uttered */
#define DCT_SERVE       2               /* Server name */
#define DCT_FROM        3               /* Connection source */


/*
 *      values returned from service request
 */
#define req_error       req_traffic
#define req_driver      req_traffic

#ifndef KERNEL
#include <sys/ioctl.h>
/*
 *      structure received by server when new connection made
 */
struct mgrmsg {
        short   m_chan ;                /* channel number of connection */
        unsigned short  m_tstamp ;      /* time stamp of request */
        char *  m_protocol ;            /* protocol options from user */
        char *  m_origtype ;            /* type of originating device */
        char *  m_parm ;                /* parameter string from user */
        char *  m_uid ;                 /* param from system/user, aka UID */
        char *  m_dial ;                /* dial string entered */
        char *  m_source ;              /* originator, as known to remote node */
        char *  m_lname ;               /* originator, as known to local node */
        char *  m_service ;             /* service type requested by user */
        char *  m_lflag ;               /* L == call from local node,
                                         * R == call from a remote one.   */
        char *  m_srcnode;              /* originating node (last segment)   */
        char *  m_srcmod;               /* originating mod                   */
        char *  m_srcchan;              /* originating channel               */
        char *  m_cflag;                /* call flag: F=first, P=previous    */
        char *  m_errmsg ;              /* possible error msg if m_chan <= 0 */
        char *  m_baudrate ;            /* incoming terminal baud rate */
} ;


/*
 *      routines declared in libdk.a
 */
extern char             *dknamer();
extern char             *dtnamer();
extern char             *dxnamer();
extern char             *dinamer();
extern char             *dketcf();
extern char             *dkfcanon(), *dktcanon();
extern char             *dkerr();
extern char             *maphost(), *miscfield();
extern char             mh_hostname[];
extern struct mgrmsg    *dkmgr();

extern int              dk_verbose, dk_errno;
#endif KERNEL