1 /* |
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2 * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 #include <alsa/asoundlib.h> |
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27 #include "Utilities.h" |
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28 #include "PlatformMidi.h" |
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29 |
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30 |
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31 #ifndef PLATFORM_API_BSDOS_ALSA_MIDIUTILS_H_INCLUDED |
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32 #define PLATFORM_API_BSDOS_ALSA_MIDIUTILS_H_INCLUDED |
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33 |
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34 #define EVENT_PARSER_BUFSIZE (2048) |
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35 |
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36 // if this is defined, use plughw: devices |
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37 //#define ALSA_MIDI_USE_PLUGHW |
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38 #undef ALSA_MIDI_USE_PLUGHW |
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39 |
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40 typedef struct tag_ALSA_MIDIDeviceDescription { |
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41 int index; // in |
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42 int strLen; // in |
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43 INT32 deviceID; // out |
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44 char* name; // out |
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45 char* description; // out |
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46 } ALSA_MIDIDeviceDescription; |
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47 |
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48 |
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49 const char* getErrorStr(INT32 err); |
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50 |
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51 /* Returns the number of devices. */ |
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52 /* direction is either SND_RAWMIDI_STREAM_OUTPUT or |
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53 SND_RAWMIDI_STREAM_INPUT. */ |
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54 int getMidiDeviceCount(snd_rawmidi_stream_t direction); |
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55 |
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56 /* Returns MIDI_SUCCESS or MIDI_INVALID_DEVICEID */ |
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57 /* direction is either SND_RAWMIDI_STREAM_OUTPUT or |
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58 SND_RAWMIDI_STREAM_INPUT. */ |
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59 int getMidiDeviceName(snd_rawmidi_stream_t direction, int index, |
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60 char *name, UINT32 nameLength); |
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61 |
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62 /* Returns MIDI_SUCCESS or MIDI_INVALID_DEVICEID */ |
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63 int getMidiDeviceVendor(int index, char *name, UINT32 nameLength); |
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64 |
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65 /* Returns MIDI_SUCCESS or MIDI_INVALID_DEVICEID */ |
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66 /* direction is either SND_RAWMIDI_STREAM_OUTPUT or |
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67 SND_RAWMIDI_STREAM_INPUT. */ |
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68 int getMidiDeviceDescription(snd_rawmidi_stream_t direction, int index, |
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69 char *name, UINT32 nameLength); |
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70 |
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71 /* Returns MIDI_SUCCESS or MIDI_INVALID_DEVICEID */ |
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72 int getMidiDeviceVersion(int index, char *name, UINT32 nameLength); |
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73 |
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74 // returns 0 on success, otherwise MIDI_OUT_OF_MEMORY or ALSA error code |
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75 /* direction is either SND_RAWMIDI_STREAM_OUTPUT or |
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76 SND_RAWMIDI_STREAM_INPUT. */ |
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77 INT32 openMidiDevice(snd_rawmidi_stream_t direction, INT32 deviceIndex, |
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78 MidiDeviceHandle** handle); |
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79 |
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80 // returns 0 on success, otherwise a (negative) ALSA error code |
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81 INT32 closeMidiDevice(MidiDeviceHandle* handle); |
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82 |
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83 INT64 getMidiTimestamp(MidiDeviceHandle* handle); |
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84 |
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85 #endif // PLATFORM_API_BSDOS_ALSA_MIDIUTILS_H_INCLUDED |
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