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94 lines
4.1 KiB
C
94 lines
4.1 KiB
C
/*
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* Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#if (USE_PLATFORM_MIDI_IN == TRUE) || (USE_PLATFORM_MIDI_OUT == TRUE)
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#include "PlatformMidi.h" // JavaSound header for platform midi support.
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#include <CoreMIDI/CoreMIDI.h> // Umbrella header for the CoreMIDI framework.
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#include <CoreAudio/CoreAudio.h> // This provides access to the host's time base and translations to nanoseconds.
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#include <CoreFoundation/CoreFoundation.h> // CFDataRef.
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/* for memcpy */
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#include <string.h>
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/* for malloc */
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#include <stdlib.h>
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/* for usleep */
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#include <unistd.h>
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#ifdef USE_ERROR
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#include <stdio.h>
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#endif
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#define MIDI_ERROR_NONE MIDI_SUCCESS
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#ifdef USE_ERROR
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#define MIDI_CHECK_ERROR { if (err != MIDI_ERROR_NONE) MIDI_Utils_PrintError(err); }
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#else
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#define MIDI_CHECK_ERROR
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#endif
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typedef struct {
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MidiDeviceHandle h; /* the real handle (must be the first field!) */
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int direction; /* direction of the endpoint */
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int deviceID; /* logical index (0 .. numEndpoints-1) */
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int isStarted; /* whether device is "started" */
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MIDIPortRef port; /* input or output port associated with the endpoint */
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CFMutableDataRef readingSysExData; /* Non-Null: in the middle of reading SysEx data; Null: otherwise */
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} MacMidiDeviceHandle;
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extern const char* MIDI_Utils_GetErrorMsg(int err);
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extern void MIDI_Utils_PrintError(int err);
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// A MIDI endpoint represents a source or a destination for a standard 16-channel MIDI data stream.
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enum {
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MIDI_IN = 0, // source
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MIDI_OUT = 1 // destination
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};
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// The parameter "direction" is either MIDI_IN or MIDI_OUT.
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// Declarations of functions required by the JavaSound MIDI Porting layer.
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extern INT32 MIDI_Utils_GetNumDevices(int direction);
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extern INT32 MIDI_Utils_GetDeviceName(int direction, INT32 deviceID, char *name, UINT32 nameLength);
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extern INT32 MIDI_Utils_GetDeviceVendor(int direction, INT32 deviceID, char *name, UINT32 nameLength);
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extern INT32 MIDI_Utils_GetDeviceDescription(int direction, INT32 deviceID, char *name, UINT32 nameLength);
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extern INT32 MIDI_Utils_GetDeviceVersion(int direction, INT32 deviceID, char *name, UINT32 nameLength);
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extern INT32 MIDI_Utils_OpenDevice(int direction, INT32 deviceID, MacMidiDeviceHandle** handle,
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int num_msgs, int num_long_msgs,
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size_t lm_size);
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extern INT32 MIDI_Utils_CloseDevice(MacMidiDeviceHandle* handle);
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extern INT32 MIDI_Utils_StartDevice(MacMidiDeviceHandle* handle);
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extern INT32 MIDI_Utils_StopDevice(MacMidiDeviceHandle* handle);
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extern INT64 MIDI_Utils_GetTimeStamp(MacMidiDeviceHandle* handle);
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// Mac OS X port for locking and synchronization.
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extern void* MIDI_CreateConditionVariable();
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extern void MIDI_DestroyConditionVariable(void* cond);
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extern void MIDI_WaitOnConditionVariable(void* cond, void* lock);
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extern void MIDI_SignalConditionVariable(void* cond);
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#endif // USE_PLATFORM_MIDI_IN || USE_PLATFORM_MIDI_OUT
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