source: roaraudio/include/libroar/vio.h @ 881:fdf97832f81f

Last change on this file since 881:fdf97832f81f was 881:fdf97832f81f, checked in by phi, 15 years ago

redesigned the VIO abstarction layer a lot

File size: 2.6 KB
Line 
1//auth.h:
2
3/*
4 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008
5 *
6 *  This file is part of libroar a part of RoarAudio,
7 *  a cross-platform sound system for both, home and professional use.
8 *  See README for details.
9 *
10 *  This file is free software; you can redistribute it and/or modify
11 *  it under the terms of the GNU General Public License version 3
12 *  as published by the Free Software Foundation.
13 *
14 *  libroar is distributed in the hope that it will be useful,
15 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *  GNU General Public License for more details.
18 *
19 *  You should have received a copy of the GNU General Public License
20 *  along with this software; see the file COPYING.  If not, write to
21 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
22 *
23 *  NOTE for everyone want's to change something and send patches:
24 *  read README and HACKING! There a addition information on
25 *  the license of this document you need to read before you send
26 *  any patches.
27 *
28 *  NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc
29 *  or libpulse*:
30 *  The libs libroaresd, libroararts and libroarpulse link this lib
31 *  and are therefore GPL. Because of this it may be illigal to use
32 *  them with any software that uses libesd, libartsc or libpulse*.
33 */
34
35#ifndef _LIBROARVIO_H_
36#define _LIBROARVIO_H_
37
38#include "libroar.h"
39
40struct roar_vio_calls {
41 void * inst;
42/*
43 ssize_t (*read) (int fd, void *buf, size_t count, void * inst);
44 ssize_t (*write)(int fd, void *buf, size_t count, void * inst);
45 off_t   (*lseek)(int fildes, off_t offset, int whence, void * inst);
46*/
47ssize_t (*read )(struct roar_vio_calls * vio, void *buf, size_t count);
48ssize_t (*write)(struct roar_vio_calls * vio, void *buf, size_t count);
49off_t   (*lseek)(struct roar_vio_calls * vio, off_t offset, int whence);
50};
51
52int roar_vio_init_calls (struct roar_vio_calls * calls);
53
54int roar_vio_set_inst (struct roar_vio_calls * vio, void * inst);
55int roar_vio_set_fh   (struct roar_vio_calls * vio, int fh);
56
57int roar_vio_get_fh   (struct roar_vio_calls * vio);
58
59ssize_t roar_vio_read (struct roar_vio_calls * vio, void *buf, size_t count);
60ssize_t roar_vio_write(struct roar_vio_calls * vio, void *buf, size_t count);
61off_t   roar_vio_lseek(struct roar_vio_calls * vio, off_t offset, int whence);
62
63
64// possible VIOs:
65
66// basic
67ssize_t roar_vio_basic_read (struct roar_vio_calls * vio, void *buf, size_t count);
68ssize_t roar_vio_basic_write(struct roar_vio_calls * vio, void *buf, size_t count);
69off_t   roar_vio_basic_lseek(struct roar_vio_calls * vio, off_t offset, int whence);
70
71#endif
72
73//ll
Note: See TracBrowser for help on using the repository browser.