multiplexer/global.h - diff

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version 1.16, 2001/08/02 14:51:22	version 1.17, 2001/08/06 19:43:35
Line 151 typedef struct {	Line 151 typedef struct {
#define list_free(refr) \	#define list_free(refr) \
(((refr).out - (refr).in - 1) & (refr).mask)	(((refr).out - (refr).in - 1) & (refr).mask)

	/* Version of list_free with cached (refr).in */
	#define list_freecachedin(refr,refrin) \
	(((refr).out - refrin - 1) & (refr).mask)

/* Compute number of free elements up to the wrapping point, if the	/* Compute number of free elements up to the wrapping point, if the
latter is included in the free part of the buffer */	latter is included in the free part of the buffer */
#define list_freeinend(refr) \	#define list_freeinend(refr) \
((refr).mask + 1 - (refr).in)	((refr).mask + 1 - (refr).in)

	/* Version of list_freeinend with cached (refr).in */
	#define list_freeinendcachedin(refr,refrin) \
	((refr).mask + 1 - refrin)

/* Compute number of used elements in buffer (i.e. its current size) */	/* Compute number of used elements in buffer (i.e. its current size) */
#define list_size(refr) \	#define list_size(refr) \
(((refr).in - (refr).out) & (refr).mask)	(((refr).in - (refr).out) & (refr).mask)

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