segment/debug.c File Reference

#include <stdio.h>
#include <string.h>
#include <grass/segment.h>

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Functions
int	segment_get (SEGMENT *SEG, void *buf, int row, int col)
	Get value from segment file. More...
int	segment_put (SEGMENT *SEG, const void *buf, int row, int col)

Function Documentation

int segment_get	(	SEGMENT *	SEG,
		void *	buf,
		int	row,
		int	col
	)

Get value from segment file.

Provides random read access to the segmented data. It gets len bytes of data into value from the segment file seg for the corresponding row and col in the original data matrix.

Parameters

[in]	seg
[in,out]	buf
[in]	row
[in]	col

Returns

1 on success

-1 if unable to seek or read segment file

Provides random read access to the segmented data. It gets len bytes of data into buf from the segment file seg for the corresponding row and col in the original data matrix.

Parameters

[in]	seg	segment
[in,out]	buf	value return buffer
[in]	row
[in]	col

Returns

1 of successful

-1 if unable to seek or read segment file

Definition at line 48 of file segment/debug.c.

References n, segment_address(), and segment_pagein().

Referenced by main().

int segment_put	(	SEGMENT *	SEG,
		const void *	buf,
		int	row,
		int	col
	)

Definition at line 86 of file segment/debug.c.

References n, segment_address(), and segment_pagein().