1 | //stream.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 | * The code (may) include prototypes and comments (and maybe |
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6 | * other code fragements) from EsounD. |
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7 | * They are mostly copyrighted by Eric B. Mitchell (aka 'Ricdude) |
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8 | * <ericmit@ix.netcom.com>. For more information see AUTHORS.esd. |
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9 | * |
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10 | * This file is part of libroaresd a part of RoarAudio, |
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11 | * a cross-platform sound system for both, home and professional use. |
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12 | * See README for details. |
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13 | * |
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14 | * This file is free software; you can redistribute it and/or modify |
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15 | * it under the terms of the GNU General Public License version 3 |
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16 | * as published by the Free Software Foundation. |
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17 | * |
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18 | * RoarAudio is distributed in the hope that it will be useful, |
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19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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21 | * GNU General Public License for more details. |
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22 | * |
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23 | * You should have received a copy of the GNU General Public License |
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24 | * along with this software; see the file COPYING. If not, write to |
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25 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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26 | * |
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27 | * NOTE for everyone want's to change something and send patches: |
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28 | * read README and HACKING! There a addition information on |
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29 | * the license of this document you need to read before you send |
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30 | * any patches. |
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31 | */ |
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32 | |
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33 | #include "libroarsndio.h" |
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34 | |
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35 | int sio_start (struct sio_hdl * hdl) { |
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36 | return 0; |
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37 | } |
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38 | |
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39 | int sio_stop (struct sio_hdl * hdl) { |
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40 | |
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41 | if ( hdl == NULL ) |
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42 | return 0; |
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43 | |
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44 | if ( hdl->fh == -1 ) |
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45 | return 0; |
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46 | |
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47 | close(hdl->fh); |
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48 | |
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49 | hdl->fh = -1; |
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50 | |
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51 | return 1; |
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52 | } |
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53 | |
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54 | size_t sio_read (struct sio_hdl * hdl, void * addr, size_t nbytes) { |
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55 | ssize_t ret; |
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56 | |
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57 | if ( hdl == NULL ) |
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58 | return 0; |
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59 | |
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60 | if ( hdl->fh == -1 ) |
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61 | return 0; |
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62 | |
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63 | if ( (ret = read(hdl->fh, addr, nbytes)) < 0 ) |
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64 | return 0; |
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65 | |
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66 | return ret; |
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67 | } |
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68 | size_t sio_write (struct sio_hdl * hdl, void * addr, size_t nbytes) { |
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69 | ssize_t ret; |
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70 | |
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71 | if ( hdl == NULL ) |
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72 | return 0; |
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73 | |
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74 | if ( hdl->fh == -1 ) |
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75 | return 0; |
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76 | |
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77 | if ( (ret = write(hdl->fh, addr, nbytes)) < 0 ) |
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78 | return 0; |
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79 | |
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80 | return ret; |
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81 | } |
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82 | |
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83 | //ll |
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