cindex_rw.c File Reference

#include <inttypes.h>
#include <stdlib.h>
#include <sys/types.h>
#include <string.h>
#include <grass/vector.h>
#include <grass/glocale.h>
#include <grass/version.h>

Include dependency graph for cindex_rw.c:

Go to the source code of this file.

Functions
int	dig_write_cidx_head (struct gvfile *fp, struct Plus_head *plus)
int	dig_read_cidx_head (struct gvfile *fp, struct Plus_head *plus)
	Read header of cidx file.
int	dig_write_cidx (struct gvfile *fp, struct Plus_head *plus)
int	dig_read_cidx (struct gvfile *fp, struct Plus_head *plus, int head_only)
	Read spatial index file.

Function Documentation

dig_read_cidx()

int dig_read_cidx	(	struct gvfile *	fp,
		struct Plus_head *	plus,
		int	head_only
	)

Read spatial index file.

Parameters

	fp	pointer to gvfile structure
[in,out]	plus	pointer to Plus_head structure
	head_only	non-zero to read only head

Returns

0 OK

1 error

Definition at line 296 of file cindex_rw.c.

References Plus_head::cidx, Plus_head::cidx_port, Plus_head::cidx_up_to_date, dig__fread_port_I(), dig_cidx_free(), dig_cidx_init(), dig_fseek(), dig_read_cidx_head(), dig_rewind(), dig_set_cur_port(), dig_type_from_store(), G_debug(), G_malloc, and Plus_head::n_cidx.

Referenced by Vect_cidx_open().

dig_read_cidx_head()

int dig_read_cidx_head	(	struct gvfile *	fp,
		struct Plus_head *	plus
	)

Read header of cidx file.

Parameters

fp	pointer to gvfile structure
plus	pointer to Plus_head structure

Returns

0 OK

-1 error

Definition at line 122 of file cindex_rw.c.

References _, Plus_head::a_cidx, Plus_head::cidx, Plus_head::cidx_head_size, Plus_head::cidx_port, Plus_head::coor_size, dig__fread_port_C(), dig__fread_port_I(), dig__fread_port_L(), dig__fread_port_O(), dig_fseek(), dig_init_portable(), dig_rewind(), dig_set_cur_port(), dig_type_from_store(), G_debug(), G_fatal_error(), G_realloc, G_warning(), GRASS_VERSION_MAJOR, GRASS_VERSION_MINOR, GV_CIDX_VER_MAJOR, GV_CIDX_VER_MINOR, Plus_head::n_cidx, NULL, Plus_head::off_t_size, PORT_LONG_MAX, t, and Plus_head::version.

Referenced by dig_read_cidx().

dig_write_cidx()

int dig_write_cidx	(	struct gvfile *	fp,
		struct Plus_head *	plus
	)

Definition at line 252 of file cindex_rw.c.

References Plus_head::cidx, Plus_head::cidx_port, dig__fwrite_port_I(), dig_ftell(), dig_rewind(), dig_set_cur_port(), dig_type_from_store(), dig_type_to_store(), dig_write_cidx_head(), and Plus_head::n_cidx.

Referenced by Vect_cidx_save().

dig_write_cidx_head()

int dig_write_cidx_head	(	struct gvfile *	fp,
		struct Plus_head *	plus
	)

Definition at line 25 of file cindex_rw.c.

References Plus_head::cidx, Plus_head::cidx_port, Plus_head::coor_size, dig__fwrite_port_C(), dig__fwrite_port_I(), dig__fwrite_port_L(), dig__fwrite_port_O(), dig_ftell(), dig_rewind(), dig_set_cur_port(), dig_type_to_store(), G_debug(), GV_CIDX_EARLIEST_MAJOR, GV_CIDX_EARLIEST_MINOR, GV_CIDX_VER_MAJOR, GV_CIDX_VER_MINOR, Plus_head::n_cidx, Plus_head::off_t_size, PORT_LONG_MAX, and t.

Referenced by dig_write_cidx().