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#ifndef _CHCONSTANTS_
#define _CHCONSTANTS_
/*
 * This file contains constants defined in the basic chaos protocol,
 * including the built-in RFC's (status, etc.)
 */
#define CHMAXDATA	488	/* Maximum data per packet */
#define CHSTATNAME	32	/* Length of node name in STATUS protocol */
#define CHSP	(040)
#define CHNL	(0200|'\r')
#define CHTAB	(0200|'\t')
#define CHFF	(0200|'\f')
#define CHBS	(0200|'\b')
#define CHLF	(0200|'\n')
/*
 * These are the connection states
 */
#define CSCLOSED	0	/* Closed */
#define CSLISTEN	1	/* Listening */
#define CSRFCRCVD	2	/* RFC received (used?) */
#define CSRFCSENT	3	/* RFC sent */
#define CSOPEN		4	/* Open */
#define CSLOST		5	/* Broken by receipt of a LOS */
#define CSINCT		6	/* Broken by incomplete transmission */

/*
 * These are the packet opcode types
 */
#define RFCOP	001		/* Request for connection */
#define OPNOP	002		/* Open connection */
#define CLSOP	003		/* Close connection */
#define FWDOP	004		/* Forward this packet */
#define ANSOP	005		/* Answer packet */
#define SNSOP	006		/* Sense packet */
#define STSOP	007		/* Status packet */
#define RUTOP	010		/* Routing information packet */
#define LOSOP	011		/* Losing connection packet */
#define LSNOP	012		/* Listen packet (never transmitted) */
#define MNTOP	013		/* Maintenance packet */
#define EOFOP	014		/* End of File packet  */
#define UNCOP	015		/* Uncontrolled data packet */
#define MAXOP	016		/* Maximum legal opcode */
#define DATOP	0200		/* Ordinary character data  */
#define DWDOP	0300		/* 16 bit word data */

/*
 * Modes available in CHIOCSMODE call.
 */
#define CHTTY		1
#define CHSTREAM	2
#define CHRECORD	3
#endif

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