| 1 | //raw.c: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009 |
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| 5 | * |
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| 6 | * This file is part of roard a part of RoarAudio, |
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| 7 | * a cross-platform sound system for both, home and professional use. |
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| 8 | * See README for details. |
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| 9 | * |
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| 10 | * This file is free software; you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU General Public License version 3 |
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| 12 | * as published by the Free Software Foundation. |
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| 13 | * |
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| 14 | * RoarAudio is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this software; see the file COPYING. If not, write to |
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| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 22 | * |
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| 23 | */ |
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| 24 | |
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| 25 | #include "roard.h" |
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| 26 | |
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| 27 | int raw_check_stream (int id) { |
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| 28 | struct roar_stream * s; |
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| 29 | struct roar_stream_server * ss; |
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| 30 | struct roar_buffer * buf; |
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| 31 | void * data; |
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| 32 | ssize_t len; |
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| 33 | |
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| 34 | if ( g_streams[id] == NULL ) |
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| 35 | return -1; |
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| 36 | |
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| 37 | ROAR_DBG("raw_check_stream(id=%i) = ?", id); |
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| 38 | |
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| 39 | s = ROAR_STREAM(ss = g_streams[id]); |
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| 40 | |
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| 41 | if ( s->pos_rel_id == -1 ) |
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| 42 | return -1; |
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| 43 | |
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| 44 | if ( roar_buffer_new(&buf, RAW_READ_LEN) == -1 ) |
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| 45 | return -1; |
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| 46 | |
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| 47 | if ( roar_buffer_get_data(buf, &data) == -1 ) { |
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| 48 | roar_buffer_free(buf); |
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| 49 | return -1; |
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| 50 | } |
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| 51 | |
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| 52 | if ( (len = stream_vio_s_read(ss, data, RAW_READ_LEN)) < 1 ) { |
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| 53 | roar_buffer_free(buf); |
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| 54 | return -1; |
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| 55 | } |
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| 56 | |
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| 57 | if ( stream_vio_write(s->pos_rel_id, data, len) != len ) { |
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| 58 | // we are that hard here as this is needed to ensure data integrety |
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| 59 | streams_delete(s->pos_rel_id); |
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| 60 | } |
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| 61 | |
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| 62 | roar_buffer_free(buf); |
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| 63 | |
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| 64 | return 0; |
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| 65 | } |
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| 66 | |
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| 67 | //ll |
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