1 | //raw.c: |
---|
2 | |
---|
3 | /* |
---|
4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009-2014 |
---|
5 | * |
---|
6 | * This file is part of roard 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 | * RoarAudio 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 | */ |
---|
25 | |
---|
26 | #include "roard.h" |
---|
27 | |
---|
28 | #ifndef ROAR_WITHOUT_DCOMP_RAW |
---|
29 | |
---|
30 | int raw_check_stream (int id) { |
---|
31 | struct roar_stream * s; |
---|
32 | struct roar_stream_server * ss; |
---|
33 | struct roar_buffer * buf; |
---|
34 | void * data; |
---|
35 | ssize_t len; |
---|
36 | |
---|
37 | if ( g_streams[id] == NULL ) |
---|
38 | return -1; |
---|
39 | |
---|
40 | ROAR_DBG("raw_check_stream(id=%i) = ?", id); |
---|
41 | |
---|
42 | s = ROAR_STREAM(ss = g_streams[id]); |
---|
43 | |
---|
44 | if ( s->pos_rel_id == -1 ) |
---|
45 | return -1; |
---|
46 | |
---|
47 | // TODO: do we really need a buffer object here? wouldn't space on stack be ok? |
---|
48 | if ( roar_buffer_new_data(&buf, RAW_READ_LEN, &data) == -1 ) |
---|
49 | return -1; |
---|
50 | |
---|
51 | if ( (len = stream_vio_s_read(ss, data, RAW_READ_LEN)) < 1 ) { |
---|
52 | // this is len=0 -> eof OR len=-1 -> error |
---|
53 | streams_delete(id); |
---|
54 | roar_buffer_free(buf); |
---|
55 | return -1; |
---|
56 | } |
---|
57 | |
---|
58 | if ( stream_vio_write(s->pos_rel_id, data, len) != len ) { |
---|
59 | // we are hard here as this is needed to ensure data integrety |
---|
60 | streams_delete(s->pos_rel_id); |
---|
61 | } |
---|
62 | |
---|
63 | roar_buffer_free(buf); |
---|
64 | |
---|
65 | return 0; |
---|
66 | } |
---|
67 | |
---|
68 | #endif |
---|
69 | |
---|
70 | //ll |
---|