usr/src/usr.bin/telnet/defines.h

/*
 * Copyright (c) 1988, 1993
 *      The Regents of the University of California.  All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)defines.h   8.1 (Berkeley) %G%
 */

#define settimer(x)     clocks.x = clocks.system++

#if     !defined(TN3270)

#define SetIn3270()

#endif  /* !defined(TN3270) */

#define NETADD(c)       { *netoring.supply = c; ring_supplied(&netoring, 1); }
#define NET2ADD(c1,c2)  { NETADD(c1); NETADD(c2); }
#define NETBYTES()      (ring_full_count(&netoring))
#define NETROOM()       (ring_empty_count(&netoring))

#define TTYADD(c)       if (!(SYNCHing||flushout)) { \
                                *ttyoring.supply = c; \
                                ring_supplied(&ttyoring, 1); \
                        }
#define TTYBYTES()      (ring_full_count(&ttyoring))
#define TTYROOM()       (ring_empty_count(&ttyoring))

/*      Various modes */
#define MODE_LOCAL_CHARS(m)     ((m)&(MODE_EDIT|MODE_TRAPSIG))
#define MODE_LOCAL_ECHO(m)      ((m)&MODE_ECHO)
#define MODE_COMMAND_LINE(m)    ((m)==-1)

#define CONTROL(x)      ((x)&0x1f)              /* CTRL(x) is not portable */