1 | //vio_cmd.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_CMD_H_ |
---|
36 | #define _LIBROARVIO_CMD_H_ |
---|
37 | |
---|
38 | #include "libroar.h" |
---|
39 | |
---|
40 | #define ROAR_VIO_CMD_OPTS_NONE 0x00 |
---|
41 | #define ROAR_VIO_CMD_OPTS_NONBLOCK 0x01 |
---|
42 | #define ROAR_VIO_CMD_OPTS_ON_DEMAND 0x02 |
---|
43 | |
---|
44 | #define ROAR_VIO_CMD_BUFSIZE 1024 |
---|
45 | |
---|
46 | struct roar_vio_cmd_child { |
---|
47 | int opened; |
---|
48 | pid_t pid; |
---|
49 | int in; |
---|
50 | int out; |
---|
51 | char * cmd; |
---|
52 | }; |
---|
53 | |
---|
54 | struct roar_vio_cmd_state { |
---|
55 | struct roar_vio_calls * next; |
---|
56 | int options; |
---|
57 | |
---|
58 | struct roar_vio_cmd_child reader; |
---|
59 | struct roar_vio_cmd_child writer; |
---|
60 | }; |
---|
61 | |
---|
62 | int roar_vio_open_cmd(struct roar_vio_calls * calls, struct roar_vio_calls * dst, |
---|
63 | char * reader, char * writer, int options); |
---|
64 | int roar_vio_cmd_close(struct roar_vio_calls * vio); |
---|
65 | int roar_vio_cmd_fork(struct roar_vio_cmd_child * child); |
---|
66 | int roar_vio_cmd_wait(struct roar_vio_cmd_child * child); |
---|
67 | |
---|
68 | // possible VIOs: |
---|
69 | |
---|
70 | // cmd: |
---|
71 | ssize_t roar_vio_cmd_read (struct roar_vio_calls * vio, void *buf, size_t count); |
---|
72 | ssize_t roar_vio_cmd_write (struct roar_vio_calls * vio, void *buf, size_t count); |
---|
73 | int roar_vio_cmd_nonblock(struct roar_vio_calls * vio, int state); |
---|
74 | int roar_vio_cmd_sync (struct roar_vio_calls * vio); |
---|
75 | |
---|
76 | /* |
---|
77 | // pass |
---|
78 | int roar_vio_open_pass (struct roar_vio_calls * calls, struct roar_vio_calls * dst); |
---|
79 | ssize_t roar_vio_pass_read (struct roar_vio_calls * vio, void *buf, size_t count); |
---|
80 | ssize_t roar_vio_pass_write (struct roar_vio_calls * vio, void *buf, size_t count); |
---|
81 | off_t roar_vio_pass_lseek (struct roar_vio_calls * vio, off_t offset, int whence); |
---|
82 | int roar_vio_pass_nonblock(struct roar_vio_calls * vio, int state); |
---|
83 | int roar_vio_pass_sync (struct roar_vio_calls * vio); |
---|
84 | int roar_vio_pass_ctl (struct roar_vio_calls * vio, int cmd, void * data); |
---|
85 | int roar_vio_pass_close (struct roar_vio_calls * vio); |
---|
86 | */ |
---|
87 | |
---|
88 | // MISC: |
---|
89 | roar_vio_open_gzip(struct roar_vio_calls * calls, struct roar_vio_calls * dst, int level); |
---|
90 | |
---|
91 | #endif |
---|
92 | |
---|
93 | //ll |
---|