src/segcol.h File Reference

Segment Collection ADT. More...

#include <sys/types.h>
#include "segment.h"

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Typedefs
typedef struct segcol	segcol_t
	Opaque type for segment collection ADT.
typedef struct segcol_iter	segcol_iter_t
	Opaque type for segment collection iterator.
Functions
int	segcol_free (segcol_t *segcol)
	Frees the resources of a segcol_t.
int	segcol_append (segcol_t segcol, segment_t seg)
	Appends a segment to the segcol_t.
int	segcol_insert (segcol_t segcol, off_t offset, segment_t seg)
	Inserts a segment into the segcol_t.
int	segcol_delete (segcol_t segcol, segcol_t *deleted, off_t offset, off_t length)
	Deletes a logical range from the segcol_t.
int	segcol_find (segcol_t segcol, segcol_iter_t *iter, off_t offset)
	Finds the segment that contains a given logical offset.
int	segcol_get_size (segcol_t segcol, off_t size)
	Gets the size of the data contained in a segcol_t.
Iterator functions

int	segcol_iter_new (segcol_t segcol, segcol_iter_t *iter)
	Gets a new (forward) iterator for a segcol_t.
int	segcol_iter_next (segcol_iter_t *iter)
	Moves the segcol_iter_t to the next element.
int	segcol_iter_is_valid (segcol_iter_t iter, int valid)
	Whether the iter points to a valid element.
int	segcol_iter_get_segment (segcol_iter_t iter, segment_t *seg)
	Gets the segment pointed to by a segcol_iter_t.
int	segcol_iter_get_mapping (segcol_iter_t iter, off_t mapping)
	Gets the mapping (logical offset) of the segment pointed to by a segcol_iter_t.
int	segcol_iter_free (segcol_iter_t *iter)
	Frees a segcol_iter_t.

Detailed Description

Segment Collection ADT.

Definition in file segcol.h.