source: roaraudio/include/libroar/vio.h @ 2841:29c0a0293758

Last change on this file since 2841:29c0a0293758 was 2841:29c0a0293758, checked in by phi, 14 years ago

added roar_vio_simple_new_stream_obj()

File size: 6.0 KB
Line 
1//vio.h:
2
3/*
4 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008, 2009
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_connection;
41
42// sys io:
43
44struct roar_vio_calls {
45 void * inst;
46/*
47 ssize_t (*read) (int fd, void *buf, size_t count, void * inst);
48 ssize_t (*write)(int fd, void *buf, size_t count, void * inst);
49 off_t   (*lseek)(int fildes, off_t offset, int whence, void * inst);
50*/
51 ssize_t (*read    )(struct roar_vio_calls * vio, void *buf, size_t count);
52 ssize_t (*write   )(struct roar_vio_calls * vio, void *buf, size_t count);
53 off_t   (*lseek   )(struct roar_vio_calls * vio, off_t offset, int whence);
54 int     (*nonblock)(struct roar_vio_calls * vio, int state);
55 int     (*sync    )(struct roar_vio_calls * vio);
56 int     (*ctl     )(struct roar_vio_calls * vio, int cmd, void * data);
57 int     (*close   )(struct roar_vio_calls * vio);
58};
59
60int roar_vio_init_calls (struct roar_vio_calls * calls);
61
62int roar_vio_set_inst (struct roar_vio_calls * vio, void * inst);
63int roar_vio_set_fh   (struct roar_vio_calls * vio, int fh);
64
65int roar_vio_get_fh   (struct roar_vio_calls * vio);
66
67ssize_t roar_vio_read    (struct roar_vio_calls * vio, void *buf, size_t count);
68ssize_t roar_vio_write   (struct roar_vio_calls * vio, void *buf, size_t count);
69off_t   roar_vio_lseek   (struct roar_vio_calls * vio, off_t offset, int whence);
70int     roar_vio_nonblock(struct roar_vio_calls * vio, int state);
71int     roar_vio_sync    (struct roar_vio_calls * vio);
72int     roar_vio_ctl     (struct roar_vio_calls * vio, int cmd, void * data);
73int     roar_vio_close   (struct roar_vio_calls * vio);
74
75// converters:
76int     roar_vio_open_file     (struct roar_vio_calls * calls, char * filename, int flags, mode_t mode);
77int     roar_vio_open_fh       (struct roar_vio_calls * calls, int fh);
78int     roar_vio_open_fh_socket(struct roar_vio_calls * calls, int fh);
79
80int     roar_vio_open_socket   (struct roar_vio_calls * calls, char * host, int port);
81int     roar_vio_open_socket_listen(struct roar_vio_calls * calls, int type, char * host, int port);
82
83int     roar_vio_simple_stream (struct roar_vio_calls * calls, int rate, int channels, int bits, int codec,
84                                                               char * server, int dir, char * name);
85
86int     roar_vio_simple_new_stream_obj (struct roar_vio_calls * calls,
87                                        struct roar_connection * con,
88                                        struct roar_stream * s,
89                                        int rate, int channels, int bits, int codec, int dir);
90
91// possible VIOs:
92
93// basic
94ssize_t roar_vio_basic_read    (struct roar_vio_calls * vio, void *buf, size_t count);
95ssize_t roar_vio_basic_write   (struct roar_vio_calls * vio, void *buf, size_t count);
96off_t   roar_vio_basic_lseek   (struct roar_vio_calls * vio, off_t offset, int whence);
97int     roar_vio_basic_nonblock(struct roar_vio_calls * vio, int state);
98int     roar_vio_basic_sync    (struct roar_vio_calls * vio);
99int     roar_vio_basic_ctl     (struct roar_vio_calls * vio, int cmd, void * data);
100int     roar_vio_basic_close   (struct roar_vio_calls * vio);
101
102#ifdef ROAR_TARGET_WIN32
103ssize_t roar_vio_winsock_read    (struct roar_vio_calls * vio, void *buf, size_t count);
104ssize_t roar_vio_winsock_write   (struct roar_vio_calls * vio, void *buf, size_t count);
105int     roar_vio_winsock_nonblock(struct roar_vio_calls * vio, int state);
106int     roar_vio_winsock_sync    (struct roar_vio_calls * vio);
107int     roar_vio_winsock_ctl     (struct roar_vio_calls * vio, int cmd, void * data);
108int     roar_vio_winsock_close   (struct roar_vio_calls * vio);
109#endif
110
111// null
112// this is a read and write in one!
113ssize_t roar_vio_null_rw    (struct roar_vio_calls * vio, void *buf, size_t count);
114int     roar_vio_null_sync  (struct roar_vio_calls * vio);
115
116// pass
117
118int     roar_vio_open_pass    (struct roar_vio_calls * calls, struct roar_vio_calls * dst);
119ssize_t roar_vio_pass_read    (struct roar_vio_calls * vio, void *buf, size_t count);
120ssize_t roar_vio_pass_write   (struct roar_vio_calls * vio, void *buf, size_t count);
121off_t   roar_vio_pass_lseek   (struct roar_vio_calls * vio, off_t offset, int whence);
122int     roar_vio_pass_nonblock(struct roar_vio_calls * vio, int state);
123int     roar_vio_pass_sync    (struct roar_vio_calls * vio);
124int     roar_vio_pass_ctl     (struct roar_vio_calls * vio, int cmd, void * data);
125int     roar_vio_pass_close   (struct roar_vio_calls * vio);
126
127// re-read/write
128
129int     roar_vio_open_re (struct roar_vio_calls * calls, struct roar_vio_calls * dst);
130ssize_t roar_vio_re_read (struct roar_vio_calls * vio, void *buf, size_t count);
131ssize_t roar_vio_re_write(struct roar_vio_calls * vio, void *buf, size_t count);
132off_t   roar_vio_re_lseek(struct roar_vio_calls * vio, off_t offset, int whence);
133
134#endif
135
136//ll
Note: See TracBrowser for help on using the repository browser.