io.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include <assert.h>
#include <errno.h>
#include <grass/gis.h>
#include <grass/glocale.h>
#include "index.h"

Include dependency graph for io.c:

Go to the source code of this file.

Functions
void	RTreeAddNodePos (off_t pos, int level, struct RTree *t)
off_t	RTreeGetNodePos (struct RTree *t)
size_t	RTreeReadBranch (struct RTree_Branch *b, struct RTree *t)
size_t	RTreeReadNode (struct RTree_Node *n, off_t nodepos, struct RTree *t)
struct RTree_Node *	RTreeGetNode (off_t nodepos, int level, struct RTree *t)
size_t	RTreeWriteBranch (struct RTree_Branch *b, struct RTree *t)
size_t	RTreeWriteNode (struct RTree_Node *n, struct RTree *t)
size_t	RTreeRewriteNode (struct RTree_Node *n, off_t nodepos, struct RTree *t)
void	RTreeNodeChanged (struct RTree_Node *n, off_t nodepos, struct RTree *t)
void	RTreeFlushBuffer (struct RTree *t)

Function Documentation

RTreeAddNodePos()

void RTreeAddNodePos	(	off_t	pos,
		int	level,
		struct RTree *	t
	)

Definition at line 34 of file io.c.

References assert, NODE_BUFFER_SIZE, and t.

Referenced by RTreeDeleteRectF().

RTreeFlushBuffer()

void RTreeFlushBuffer

(

struct RTree *

t

)

Definition at line 244 of file io.c.

References NODE_BUFFER_SIZE, RTreeRewriteNode(), and t.

Referenced by dig_dump_spidx().

RTreeGetNode()

struct RTree_Node * RTreeGetNode	(	off_t	nodepos,
		int	level,
		struct RTree *	t
	)

Definition at line 118 of file io.c.

References RTree_Node::level, NODE_BUFFER_SIZE, RTreeReadNode(), RTreeRewriteNode(), and t.

Referenced by RTreeDeleteRectF(), RTreeInsertRectF(), and RTreeSearchF().

RTreeGetNodePos()

off_t RTreeGetNodePos

(

struct RTree *

t

)

Definition at line 74 of file io.c.

References t.

Referenced by RTreeInsertRectF().

RTreeNodeChanged()

void RTreeNodeChanged	(	struct RTree_Node *	n,
		off_t	nodepos,
		struct RTree *	t
	)

Definition at line 212 of file io.c.

References assert, RTree_Node::level, NODE_BUFFER_SIZE, and t.

RTreeReadBranch()

size_t RTreeReadBranch	(	struct RTree_Branch *	b,
		struct RTree *	t
	)

Definition at line 86 of file io.c.

References b, read, and t.

Referenced by RTreeReadNode().

RTreeReadNode()

size_t RTreeReadNode	(	struct RTree_Node *	n,
		off_t	nodepos,
		struct RTree *	t
	)

Definition at line 97 of file io.c.

References _, RTree_Node::branch, RTree_Node::count, err(), G_fatal_error(), RTree_Node::level, MAXCARD, read, RTreeReadBranch(), and t.

Referenced by RTreeGetNode().

RTreeRewriteNode()

size_t RTreeRewriteNode	(	struct RTree_Node *	n,
		off_t	nodepos,
		struct RTree *	t
	)

Definition at line 200 of file io.c.

References _, err(), G_fatal_error(), RTreeWriteNode(), and t.

Referenced by RTreeFlushBuffer(), and RTreeGetNode().

RTreeWriteBranch()

size_t RTreeWriteBranch	(	struct RTree_Branch *	b,
		struct RTree *	t
	)

Definition at line 159 of file io.c.

References b, G_fatal_error(), t, and write.

Referenced by RTreeWriteNode().

RTreeWriteNode()

size_t RTreeWriteNode	(	struct RTree_Node *	n,
		struct RTree *	t
	)

Definition at line 177 of file io.c.

References RTree_Node::branch, RTree_Node::count, G_fatal_error(), RTree_Node::level, MAXCARD, RTreeWriteBranch(), t, and write.

Referenced by RTreeCreateTree(), RTreeInsertRectF(), and RTreeRewriteNode().