/* Symbol Definitions */

#define IBM_UTS 0
#define UCB4X 0
#define RAINBOW 1
#define MSDOS 1

#if MSDOS
#define NAMELEN 8		/* MS-DOS filenames are 8.3 */
#define EXTLEN 3
#endif

#define MAXPACKSIZ  94	    /* Maximum packet size */
#define SOH	    1	    /* Start of header */
#define CR	    13	    /* ASCII Carriage Return */
#define SP	    32	    /* ASCII space */
#define DEL	    127	    /* Delete (rubout) */

#define MAXTRY	    5	    /* Times to retry a packet */
#define MYQUOTE	    '#'	    /* Quote character I will use */
#define MY8BITQUOTE '&'	    /* 8th-bit quote character */
#define MYPAD	    0	    /* Number of padding characters I will need */
#define MYPCHAR	    0	    /* Padding character I need (NULL) */

#if IBM_UTS
#define MYEOL	    '\r'    /* End-Of-Line character for UTS systems */
#else
#define MYEOL	    '\n'    /* End-Of-Line character I need */
#endif

#define MYTIME	    10	    /* Seconds after which I should be timed out */
#define MAXTIM	    60	    /* Maximum timeout interval */
#define MINTIM	    2	    /* Minumum timeout interval */
#define DEFTIM	    10	    /* Default timeout (before send init) */

#define TRUE	    -1	    /* Boolean constants */
#define FALSE	    0


/* Macro Definitions */

/*
 * tochar: converts a control character to a printable one by adding a space.
 *
 * unchar: undoes tochar.
 *
 * ctl:	   converts between control characters and printable characters by
 *	   toggling the control bit (ie. ^A becomes A and A becomes ^A).
 */
#define tochar(ch)  ((ch) + ' ')
#define unchar(ch)  ((ch) - ' ')
#define ctl(ch)	    ((ch) ^ 64 )