1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
/* ______ ___ ___
* /\ _ \ /\_ \ /\_ \
* \ \ \L\ \\//\ \ \//\ \ __ __ _ __ ___
* \ \ __ \ \ \ \ \ \ \ /'__`\ /'_ `\/\`'__\/ __`\
* \ \ \/\ \ \_\ \_ \_\ \_/\ __//\ \L\ \ \ \//\ \L\ \
* \ \_\ \_\/\____\/\____\ \____\ \____ \ \_\\ \____/
* \/_/\/_/\/____/\/____/\/____/\/___L\ \/_/ \/___/
* /\____/
* \_/__/
*
* Table of datafile loader routines.
*
* By Shawn Hargreaves.
*
* See readme.txt for copyright information.
*/
#include "allegro.h"
#include "allegro/internal/aintern.h"
/* list of objects, and methods for loading and destroying them */
DATAFILE_TYPE _datafile_type[MAX_DATAFILE_TYPES] =
{
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }, { DAT_END, NULL, NULL },
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }, { DAT_END, NULL, NULL },
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }, { DAT_END, NULL, NULL },
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }, { DAT_END, NULL, NULL },
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }, { DAT_END, NULL, NULL },
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }, { DAT_END, NULL, NULL },
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }, { DAT_END, NULL, NULL },
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }, { DAT_END, NULL, NULL },
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }, { DAT_END, NULL, NULL },
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }, { DAT_END, NULL, NULL },
{ DAT_END, NULL, NULL }, { DAT_END, NULL, NULL }
};
/* register_datafile_object:
* Registers a custom datafile object, providing functions for loading
* and destroying the objects.
*/
void register_datafile_object(int id, void *(*load)(PACKFILE *f, long size), void (*destroy)(void *data))
{
int i;
/* replacing an existing type? */
for (i=0; i<MAX_DATAFILE_TYPES; i++) {
if (_datafile_type[i].type == id) {
if (load)
_datafile_type[i].load = load;
if (destroy)
_datafile_type[i].destroy = destroy;
return;
}
}
/* add a new type */
for (i=0; i<MAX_DATAFILE_TYPES; i++) {
if (_datafile_type[i].type == DAT_END) {
_datafile_type[i].type = id;
_datafile_type[i].load = load;
_datafile_type[i].destroy = destroy;
return;
}
}
}
|
