trunk/src/ways.h

/***************************************
 $Header: /home/amb/CVS/routino/src/ways.h,v 1.20 2009-01-31 15:32:42 amb Exp $

 A header file for the ways.
 ******************/ /******************
 Written by Andrew M. Bishop

 This file Copyright 2009 Andrew M. Bishop
 It may be distributed under the GNU Public License, version 2, or
 any higher version.  See section COPYING of the GNU Public license
 for conditions under which this file may be redistributed.
 ***************************************/


#ifndef WAYS_H
#define WAYS_H    /*+ To stop multiple inclusions. +*/

#include <stdint.h>

#include "ways.h"


/* Data structures */


/*+ An extended structure containing a single way. +*/
typedef struct _WayEx
{
 index_t   index;              /*+ The index of the way. +*/
 char      *name;               /*+ The name of the way. +*/

 Way        way;                /*+ The real Way data. +*/
}
 WayEx;

/*+ A structure containing a set of ways (mmap format). +*/
typedef struct _Ways
{
 uint32_t number;               /*+ How many entries are used? +*/

 Way     *ways;                 /*+ An array of ways. */
 char    *names;                /*+ An array of characters containing the names. +*/

 void    *data;                 /*+ The memory mapped data. +*/
}
 Ways;

/*+ A structure containing a set of ways (memory format). +*/
typedef struct _WaysMem
{
 uint32_t sorted;               /*+ Is the data sorted? +*/
 uint32_t alloced;              /*+ How many entries are allocated? +*/
 uint32_t number;               /*+ How many entries are used? +*/
 uint32_t length;               /*+ How long is the string of name entries? +*/

 WayEx   *xdata;                /*+ The extended data for the Ways. +*/
 char    *names;                /*+ The array containing all the names. +*/
}
 WaysMem;


/* Functions */


WaysMem *NewWayList(void);

Ways *LoadWayList(const char *filename);
void SaveWayList(WaysMem *waysmem,const char *filename);

WayEx *AppendWay(WaysMem *waysmem,const char *name);

void SortWayList(WaysMem *waysmem);

Highway HighwayType(const char *highway);
Transport TransportType(const char *transport);

const char *HighwayName(Highway highway);
const char *TransportName(Transport transport);

const char *HighwayList(void);
const char *TransportList(void);

#define LookupWayEx(xxx,yyy) (&(xxx)->xdata[yyy])

#define IndexWayEx(xxx,yyy)  ((yyy)-&(xxx)->xdata[0])


#endif /* WAYS_H */
1	amb	21	/***************************************
2	amb	96	$Header: /home/amb/CVS/routino/src/ways.h,v 1.20 2009-01-31 15:32:42 amb Exp $
3	amb	21
4			A header file for the ways.
5			****************/ /****************
6			Written by Andrew M. Bishop
7
8			This file Copyright 2009 Andrew M. Bishop
9			It may be distributed under the GNU Public License, version 2, or
10			any higher version. See section COPYING of the GNU Public license
11			for conditions under which this file may be redistributed.
12			***************************************/
13
14
15			#ifndef WAYS_H
16			#define WAYS_H /+ To stop multiple inclusions. +/
17
18			#include <stdint.h>
19
20	amb	96	#include "ways.h"
21	amb	21
22
23			/* Data structures */
24
25
26	amb	87	/+ An extended structure containing a single way. +/
27			typedef struct _WayEx
28			{
29	amb	96	index_t index; /+ The index of the way. +/
30	amb	87	char name; /+ The name of the way. +*/
31
32			Way way; /+ The real Way data. +/
33			}
34			WayEx;
35
36	amb	21	/+ A structure containing a set of ways (mmap format). +/
37			typedef struct _Ways
38			{
39	amb	87	uint32_t number; /+ How many entries are used? +/
40
41			Way ways; /+ An array of ways. */
42			char names; /+ An array of characters containing the names. +*/
43
44			void data; /+ The memory mapped data. +*/
45	amb	21	}
46			Ways;
47
48			/+ A structure containing a set of ways (memory format). +/
49			typedef struct _WaysMem
50			{
51	amb	87	uint32_t sorted; /+ Is the data sorted? +/
52	amb	21	uint32_t alloced; /+ How many entries are allocated? +/
53			uint32_t number; /+ How many entries are used? +/
54	amb	87	uint32_t length; /+ How long is the string of name entries? +/
55	amb	21
56	amb	87	WayEx xdata; /+ The extended data for the Ways. +*/
57			char names; /+ The array containing all the names. +*/
58	amb	21	}
59			WaysMem;
60
61
62			/* Functions */
63
64
65			WaysMem *NewWayList(void);
66
67			Ways LoadWayList(const char filename);
68	amb	89	void SaveWayList(WaysMem waysmem,const char filename);
69	amb	21
70	amb	89	WayEx AppendWay(WaysMem waysmem,const char *name);
71	amb	21
72	amb	87	void SortWayList(WaysMem *waysmem);
73	amb	21
74	amb	74	Highway HighwayType(const char *highway);
75			Transport TransportType(const char *transport);
76	amb	21
77	amb	82	const char *HighwayName(Highway highway);
78			const char *TransportName(Transport transport);
79
80	amb	75	const char *HighwayList(void);
81			const char *TransportList(void);
82
83	amb	89	#define LookupWayEx(xxx,yyy) (&(xxx)->xdata[yyy])
84	amb	32
85	amb	89	#define IndexWayEx(xxx,yyy) ((yyy)-&(xxx)->xdata[0])
86
87	amb	32
88	amb	21	#endif /* WAYS_H */