jcs.org
fork of PCE focusing on macplus, supporting DaynaPort SCSI network emulation
1/*****************************************************************************
2 * pce *
3 *****************************************************************************/
4
5/*****************************************************************************
6 * File name: src/devices/device.h *
7 * Created: 2005-12-08 by Hampa Hug <hampa@hampa.ch> *
8 * Copyright: (C) 2005-2009 Hampa Hug <hampa@hampa.ch> *
9 *****************************************************************************/
10
11/*****************************************************************************
12 * This program is free software. You can redistribute it and / or modify it *
13 * under the terms of the GNU General Public License version 2 as published *
14 * by the Free Software Foundation. *
15 * *
16 * This program is distributed in the hope that it will be useful, but *
17 * WITHOUT ANY WARRANTY, without even the implied warranty of *
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General *
19 * Public License for more details. *
20 *****************************************************************************/
21
22
23#ifndef PCE_DEVICE_H
24#define PCE_DEVICE_H 1
25
26
27typedef struct device_s {
28 struct device_s *next;
29 unsigned refcnt;
30 const char *type;
31
32 void (*free) (struct device_s *dev);
33 void (*del) (struct device_s *dev);
34
35 void (*clock) (void *ext, unsigned n);
36
37 void *ext;
38} device_t;
39
40
41typedef struct {
42 unsigned cnt;
43 device_t *head;
44 device_t *tail;
45} dev_list_t;
46
47
48void dev_init (device_t *dev, void *ext, const char *type);
49void dev_free (device_t *dev);
50
51device_t *dev_new (void *ext, const char *type);
52void dev_del (device_t *dev);
53
54void dev_ref (device_t *dev);
55void dev_unref (device_t *dev);
56
57
58void dev_lst_init (dev_list_t *lst);
59void dev_lst_free (dev_list_t *lst);
60
61void dev_lst_add (dev_list_t *lst, device_t *dev);
62void dev_lst_insert (dev_list_t *lst, device_t *dev);
63device_t *dev_lst_get (dev_list_t *lst, const char *type, unsigned idx);
64void *dev_lst_get_ext (dev_list_t *lst, const char *type, unsigned idx);
65
66void dev_lst_clock (dev_list_t *lst, unsigned n);
67
68
69#endif