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Thu Sep 17 12:55:15 2009 UTC (15 years, 6 months ago) by amb
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Thu Sep 17 12:55:15 2009 UTC (15 years, 6 months ago) by amb
File MIME type: text/x-chdr
File size: 3147 byte(s)
Added the slim mode to Ways as well.
1 | /*************************************** |
2 | $Header: /home/amb/CVS/routino/src/waysx.h,v 1.16 2009-09-17 12:55:15 amb Exp $ |
3 | |
4 | A header file for the extended Ways structure. |
5 | |
6 | Part of the Routino routing software. |
7 | ******************/ /****************** |
8 | This file Copyright 2008,2009 Andrew M. Bishop |
9 | |
10 | This program is free software: you can redistribute it and/or modify |
11 | it under the terms of the GNU Affero General Public License as published by |
12 | the Free Software Foundation, either version 3 of the License, or |
13 | (at your option) any later version. |
14 | |
15 | This program is distributed in the hope that it will be useful, |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
18 | GNU Affero General Public License for more details. |
19 | |
20 | You should have received a copy of the GNU Affero General Public License |
21 | along with this program. If not, see <http://www.gnu.org/licenses/>. |
22 | ***************************************/ |
23 | |
24 | |
25 | #ifndef WAYSX_H |
26 | #define WAYSX_H /*+ To stop multiple inclusions. +*/ |
27 | |
28 | #include <stdint.h> |
29 | |
30 | #include "typesx.h" |
31 | #include "types.h" |
32 | #include "ways.h" |
33 | |
34 | |
35 | /* Data structures */ |
36 | |
37 | |
38 | /*+ An extended structure containing a single way. +*/ |
39 | struct _WayX |
40 | { |
41 | way_t id; /*+ The way identifier. +*/ |
42 | index_t cid; /*+ The index of the way in the compacted ways. +*/ |
43 | |
44 | Way way; /*+ The real Way data. +*/ |
45 | |
46 | index_t name; /*+ The index of the name of the way. +*/ |
47 | }; |
48 | |
49 | |
50 | /*+ A structure containing a set of ways (memory format). +*/ |
51 | struct _WaysX |
52 | { |
53 | char *filename; /*+ The name of the temporary file (for the WaysX). +*/ |
54 | int fd; /*+ The file descriptor of the temporary file (for the WaysX). +*/ |
55 | |
56 | uint32_t xnumber; /*+ The number of unsorted extended ways. +*/ |
57 | |
58 | WayX *xdata; /*+ The extended data for the Ways (sorted). +*/ |
59 | WayX cached[2]; /*+ Two cached ways read from the file in slim mode. +*/ |
60 | |
61 | uint32_t number; /*+ How many entries are still useful? +*/ |
62 | |
63 | uint32_t cnumber; /*+ How many entries are there after compacting? +*/ |
64 | |
65 | index_t *idata; /*+ The extended data for the Ways (sorted by ID). +*/ |
66 | |
67 | char *nfilename; /*+ The name of the temporary file (for the names). +*/ |
68 | int nfd; /*+ The file descriptor of the temporary file (for the names). +*/ |
69 | |
70 | char *names; /*+ The names of the ways (unsorted). +*/ |
71 | |
72 | uint32_t nnumber; /*+ How many names are there after compacting? +*/ |
73 | |
74 | uint32_t nlength; /*+ How long is the string of name entries? +*/ |
75 | }; |
76 | |
77 | |
78 | /* Functions */ |
79 | |
80 | |
81 | WaysX *NewWayList(void); |
82 | void FreeWayList(WaysX *waysx); |
83 | |
84 | void SaveWayList(WaysX *waysx,const char *filename); |
85 | |
86 | index_t IndexWayX(WaysX* waysx,way_t id); |
87 | WayX *LookupWayX(WaysX* waysx,index_t index,int position); |
88 | |
89 | void AppendWay(WaysX* waysx,way_t id,Way *way,const char *name); |
90 | |
91 | void SortWayList(WaysX *waysx); |
92 | |
93 | void CompactWayNames(WaysX* waysx); |
94 | void CompactWayProperties(WaysX* waysx); |
95 | |
96 | #endif /* WAYSX_H */ |
Properties
Name | Value |
---|---|
cvs:description | Extended ways header. |