source: roaraudio/include/libroar/vio_pipe.h @ 3517:1a3218a3fc5b

Last change on this file since 3517:1a3218a3fc5b was 3517:1a3218a3fc5b, checked in by phi, 14 years ago

updated license headers, FSF moved office

File size: 2.8 KB
Line 
1//vio_pipe.h:
2
3/*
4 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 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, 51 Franklin Street, Fifth Floor,
22 *  Boston, MA 02110-1301, USA.
23 *
24 *  NOTE for everyone want's to change something and send patches:
25 *  read README and HACKING! There a addition information on
26 *  the license of this document you need to read before you send
27 *  any patches.
28 *
29 *  NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc
30 *  or libpulse*:
31 *  The libs libroaresd, libroararts and libroarpulse link this lib
32 *  and are therefore GPL. Because of this it may be illigal to use
33 *  them with any software that uses libesd, libartsc or libpulse*.
34 */
35
36#ifndef _LIBROARVIO_PIPE_H_
37#define _LIBROARVIO_PIPE_H_
38
39#include "libroar.h"
40
41#define ROAR_VIO_PIPE_TYPE_AUTO        -1
42#define ROAR_VIO_PIPE_TYPE_AUTO_FORK    ROAR_VIO_PIPE_TYPE_AUTO
43#define ROAR_VIO_PIPE_TYPE_AUTO_NOFORK  ROAR_VIO_PIPE_TYPE_AUTO
44#define ROAR_VIO_PIPE_TYPE_NONE         0
45#define ROAR_VIO_PIPE_TYPE_BUFFER       1
46#define ROAR_VIO_PIPE_TYPE_PIPE         2
47#define ROAR_VIO_PIPE_TYPE_SOCKET       3
48
49#define ROAR_VIO_PIPE_S(self,stream)   ((self->s0) == (stream) ? 0 : 1)
50#define ROAR_VIO_PIPE_SR(self,stream)  ((self->s0) == (stream) ? 1 : 0)
51#define ROAR_VIO_PIPE_SF(self,stream)  ROAR_VIO_PIPE_S(self,stream)
52
53struct roar_vio_pipe {
54 int refcount;
55 int type;
56 int flags;
57 union {
58  struct roar_buffer * b[2];
59  int                  p[4];
60 } b;
61 struct roar_vio_calls * s0;
62};
63
64int roar_vio_open_pipe (struct roar_vio_calls * s0, struct roar_vio_calls * s1, int type, int flags);
65int roar_vio_pipe_init (struct roar_vio_calls * s,  struct roar_vio_pipe * self, int flags);
66
67ssize_t roar_vio_pipe_read    (struct roar_vio_calls * vio, void *buf, size_t count);
68ssize_t roar_vio_pipe_write   (struct roar_vio_calls * vio, void *buf, size_t count);
69int     roar_vio_pipe_nonblock(struct roar_vio_calls * vio, int state);
70int     roar_vio_pipe_sync    (struct roar_vio_calls * vio);
71int     roar_vio_pipe_ctl     (struct roar_vio_calls * vio, int cmd, void * data);
72int     roar_vio_pipe_close   (struct roar_vio_calls * vio);
73
74#endif
75
76//ll
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