src/usr.bin/telnet/ring.h - diff

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Diff for /src/usr.bin/telnet/ring.h between version 1.4 and 1.5

version 1.4, 1998/05/15 03:16:42

version 1.5, 2002/02/17 17:20:49

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* from: @(#)ring.h 8.1 (Berkeley) 6/6/93

#include <sys/cdefs.h>

#define P __P

* This defines a structure for a ring buffer.

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/* Initialization routine */

extern int

ring_init P((Ring *ring, unsigned char *buffer, int count));

ring_init(Ring *ring, unsigned char *buffer, int count);

/* Data movement routines */

extern void

ring_supply_data P((Ring *ring, unsigned char *buffer, int count));

ring_supply_data(Ring *ring, unsigned char *buffer, int count);

#ifdef notdef

extern void

ring_consume_data P((Ring *ring, unsigned char *buffer, int count));

ring_consume_data(Ring *ring, unsigned char *buffer, int count);

#endif

/* Buffer state transition routines */

extern void

ring_supplied P((Ring *ring, int count)),

ring_supplied(Ring *ring, int count),

ring_consumed P((Ring *ring, int count));

ring_consumed(Ring *ring, int count);

/* Buffer state query routines */

extern int

ring_empty_count P((Ring *ring)),

ring_empty_count(Ring *ring),

ring_empty_consecutive P((Ring *ring)),

ring_empty_consecutive(Ring *ring),

ring_full_count P((Ring *ring)),

ring_full_count(Ring *ring),

ring_full_consecutive P((Ring *ring));

ring_full_consecutive(Ring *ring);

#if defined(ENCRYPTION)

extern void

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extern void

ring_clear_mark P((Ring *)),

ring_clear_mark(Ring *),

ring_mark P((Ring *));

ring_mark(Ring *);

extern int

ring_at_mark P((Ring *));

ring_at_mark(Ring *);