/usr/include/mapserver/mappostgis.h is in libmapserver1-dev 6.4.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* $Id$
*
* Project: MapServer
* Purpose: PostGIS CONNECTIONTYPE support.
* Author: Paul Ramsey <pramsey@cleverelephant.ca>
* Dave Blasby <dblasby@gmail.com>
*
******************************************************************************
* Copyright (c) 2010 Paul Ramsey
* Copyright (c) 2002 Refractions Research
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies of this Software or works derived from this Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#ifdef USE_POSTGIS
#include "libpq-fe.h"
#ifndef LITTLE_ENDIAN
#define LITTLE_ENDIAN 1
#endif
#ifndef BIG_ENDIAN
#define BIG_ENDIAN 2
#endif
/* HEX = 16 or BASE64 = 64*/
#define TRANSFER_ENCODING 16
/* Substitution token for box hackery */
#define BOXTOKEN "!BOX!"
#define BOXTOKENLENGTH 5
/*
** msPostGISLayerInfo
**
** Specific information needed for managing this layer.
*/
typedef struct {
char *sql; /* SQL query to send to database */
PGconn *pgconn; /* Connection to database */
long rownum; /* What row is the next to be read (for random access) */
PGresult *pgresult; /* For fetching rows from the database */
char *uid; /* Name of user-specified unique identifier, if set */
char *srid; /* Name of user-specified SRID: zero-length => calculate; non-zero => use this value! */
char *geomcolumn; /* Specified geometry column, eg "THEGEOM from thetable" */
char *fromsource; /* Specified record source, ed "thegeom from THETABLE" or "thegeom from (SELECT..) AS FOO" */
int endian; /* Endianness of the mapserver host */
int version; /* PostGIS version of the database */
int paging; /* Driver handling of pagination, enabled by default */
int force2d; /* Pass geometry through ST_Force2D */
}
msPostGISLayerInfo;
/*
** Utility structure for handling the WKB returned by the database while
** reading.
*/
typedef struct {
char *wkb; /* Pointer to front of WKB */
char *ptr; /* Pointer to current write point */
size_t size; /* Size of allocated space */
int *typemap; /* Look-up array to valid OGC types */
} wkbObj;
/*
** Utility structure used when building up stroked lines while
** handling curved feature types.
*/
typedef struct {
pointObj *data; /* Re-sizeable point buffer */
int npoints; /* How many points are we currently storing */
int maxpoints; /* How big is our point buffer */
} pointArrayObj;
/*
** All the WKB type numbers from the OGC
*/
typedef enum {
WKB_POINT=1,
WKB_LINESTRING=2,
WKB_POLYGON=3,
WKB_MULTIPOINT=4,
WKB_MULTILINESTRING=5,
WKB_MULTIPOLYGON=6,
WKB_GEOMETRYCOLLECTION=7,
WKB_CIRCULARSTRING=8,
WKB_COMPOUNDCURVE=9,
WKB_CURVEPOLYGON=10,
WKB_MULTICURVE=11,
WKB_MULTISURFACE=12
} wkb_typenum;
/*
** See below.
*/
#define WKB_TYPE_COUNT 16
/*
** Map the WKB type numbers returned by PostGIS < 2.0 to the
** valid OGC numbers
*/
static int wkb_postgis15[WKB_TYPE_COUNT] = {
0,
WKB_POINT,
WKB_LINESTRING,
WKB_POLYGON,
WKB_MULTIPOINT,
WKB_MULTILINESTRING,
WKB_MULTIPOLYGON,
WKB_GEOMETRYCOLLECTION,
WKB_CIRCULARSTRING,
WKB_COMPOUNDCURVE,
0,0,0,
WKB_CURVEPOLYGON,
WKB_MULTICURVE,
WKB_MULTISURFACE
};
/*
** Map the WKB type numbers returned by PostGIS >= 2.0 to the
** valid OGC numbers
*/
static int wkb_postgis20[WKB_TYPE_COUNT] = {
0,
WKB_POINT,
WKB_LINESTRING,
WKB_POLYGON,
WKB_MULTIPOINT,
WKB_MULTILINESTRING,
WKB_MULTIPOLYGON,
WKB_GEOMETRYCOLLECTION,
WKB_CIRCULARSTRING,
WKB_COMPOUNDCURVE,
WKB_CURVEPOLYGON,
WKB_MULTICURVE,
WKB_MULTISURFACE,
0,0,0
};
/*
** Prototypes
*/
void msPostGISFreeLayerInfo(layerObj *layer);
msPostGISLayerInfo *msPostGISCreateLayerInfo(void);
char *msPostGISBuildSQL(layerObj *layer, rectObj *rect, long *uid);
int msPostGISParseData(layerObj *layer);
int arcStrokeCircularString(wkbObj *w, double segment_angle, lineObj *line);
int wkbConvGeometryToShape(wkbObj *w, shapeObj *shape);
pointArrayObj* pointArrayNew(int maxpoints);
void pointArrayFree(pointArrayObj *d);
#endif /* USE_POSTGIS */
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