| 1 | /*******************************************************************************
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| 2 | * FILE NAME: IRTMidi.cpp *
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| 3 | * *
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| 4 | * DESCRIPTION: *
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| 5 | * Class implementation of the class: *
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| 6 | * IRTMidi- Real Time Midi Base Class *
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| 7 | * *
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| 8 | * Copyright Joel Troster *
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| 9 | *
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| 10 | * Project Odin Software License can be found in LICENSE.TXT
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| 11 | *
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| 12 | *******************************************************************************/
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| 13 | #define INCL_DOS
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| 14 | #include <os2.h>
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| 15 | #include <win32type.h>
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| 16 |
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| 17 | #include "IRTMidi.hpp"
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| 18 | #include <meerror.h>
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| 19 | #include <string.h>
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| 20 | #include <stdio.h>
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| 21 | #include <malloc.h>
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| 22 |
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| 23 | IRTMidi * IRTMidi::iTheIRTMidiSingleton = NULL;
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| 24 |
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| 25 | //------------------------------------------------------------------------------
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| 26 | // IRTMidi::IRTMidi
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| 27 | //------------------------------------------------------------------------------
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| 28 | IRTMidi::IRTMidi()
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| 29 | : iHardwareClass( 0 )
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| 30 | , iApplicationClass( 1 )
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| 31 | , iRTMidiModule( NULL )
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| 32 | , iNumInInstances( 0 )
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| 33 | , iNumOutInstances( 0 )
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| 34 | {
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| 35 | unsigned long rc = 0;
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| 36 |
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| 37 | // Remember my address
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| 38 | iTheIRTMidiSingleton = this;
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| 39 |
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| 40 | // Get RTMIDI.DLL Module Handle procedures
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| 41 | rc = getRTMidiProcs();
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| 42 | //fprintf( stderr, "Get Procs rc=%d\n", rc );
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| 43 |
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| 44 | // Initialize MIDI Setup structure and call MIDISetup
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| 45 | iSetup.ulStructLength = sizeof( MIDISETUP );
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| 46 | iSetup.pulMaxRTSysexLength = &maxRTSysexLen;
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| 47 | iSetup.ppulMIDICurrentTime = &iCurrentTime;
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| 48 | iSetup.ulFlags = 0;
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| 49 | iSetup.pfnMIDI_NotifyCallback = NULL;
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| 50 | iSetup.hwndCallback = 0;
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| 51 | iSetup.hqueueCallback = 0;
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| 52 | if ( rc == 0 )
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| 53 | rc = (*MidiSetup)( &iSetup, 0 );
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| 54 | //fprintf( stderr, "MidiSetup rc=%d\n", rc );
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| 55 |
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| 56 | // Clear all Instance slots
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| 57 | unsigned int i;
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| 58 | for ( i = 0; i < MAX_INSTANCES; i++ )
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| 59 | {
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| 60 | iInstances[ i ] = NULL;
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| 61 | iInInstances[ i ] = NULL;
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| 62 | iOutInstances[ i ] = NULL;
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| 63 | }
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| 64 |
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| 65 | // Query Classes & Instances, filling in the slots
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| 66 | if ( rc == 0 ) rc = getClasses();
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| 67 | if ( rc == 0 ) rc = getInstances();
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| 68 | setLastRC( rc );
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| 69 |
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| 70 | // Start up the MIDI timer
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| 71 | if ( rc == 0 )
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| 72 | startTimer();
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| 73 | }
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| 74 |
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| 75 | unsigned long IRTMidi::getRTMidiProcs()
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| 76 | {
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| 77 | char loadError[256] = "";
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| 78 | unsigned long rc;
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| 79 | PFN modAddr;
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| 80 | rc = DosLoadModule( loadError, sizeof(loadError), "RTMIDI", &iRTMidiModule );
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| 81 | if ( rc ) return rc;
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| 82 |
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| 83 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDICreateInstance", &modAddr );
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| 84 | if ( rc ) return rc;
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| 85 | MidiCreateInstance = (ULONG(*APIENTRY )( ULONG, MINSTANCE*, PSZ, ULONG)) modAddr;
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| 86 |
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| 87 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDIDeleteInstance", &modAddr );
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| 88 | if ( rc ) return rc;
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| 89 | MidiDeleteInstance = (ULONG(*APIENTRY )(MINSTANCE, ULONG)) modAddr;
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| 90 |
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| 91 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDIEnableInstance", &modAddr );
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| 92 | if ( rc ) return rc;
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| 93 | MidiEnableInstance = (ULONG(*APIENTRY )(MINSTANCE, ULONG)) modAddr;
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| 94 |
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| 95 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDIDisableInstance", &modAddr );
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| 96 | if ( rc ) return rc;
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| 97 | MidiDisableInstance = (ULONG(*APIENTRY )(MINSTANCE, ULONG)) modAddr;
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| 98 |
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| 99 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDIAddLink", &modAddr );
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| 100 | if ( rc ) return rc;
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| 101 | MidiAddLink = (ULONG(*APIENTRY )(MINSTANCE, MINSTANCE, ULONG, ULONG)) modAddr;
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| 102 |
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| 103 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDIRemoveLink", &modAddr );
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| 104 | if ( rc ) return rc;
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| 105 | MidiRemoveLink = (ULONG(*APIENTRY )(MINSTANCE, MINSTANCE, ULONG, ULONG)) modAddr;
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| 106 |
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| 107 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDIQueryClassList", &modAddr );
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| 108 | if ( rc ) return rc;
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| 109 | MidiQueryClassList = (ULONG(*APIENTRY )(ULONG, PMIDICLASSINFO, ULONG)) modAddr;
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| 110 |
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| 111 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDIQueryInstanceList", &modAddr );
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| 112 | if ( rc ) return rc;
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| 113 | MidiQueryInstanceList = (ULONG(*APIENTRY )(ULONG, PMIDIINSTANCEINFO, ULONG)) modAddr;
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| 114 |
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| 115 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDIQueryNumClasses", &modAddr );
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| 116 | if ( rc ) return rc;
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| 117 | MidiQueryNumClasses = (ULONG(*APIENTRY )(PULONG, ULONG)) modAddr;
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| 118 |
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| 119 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDIQueryNumInstances", &modAddr );
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| 120 | if ( rc ) return rc;
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| 121 | MidiQueryNumInstances = (ULONG(*APIENTRY )(PULONG, ULONG)) modAddr;
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| 122 |
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| 123 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDISendMessages", &modAddr );
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| 124 | if ( rc ) return rc;
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| 125 | MidiSendMessages = (ULONG(*APIENTRY )(PMESSAGE, ULONG, ULONG)) modAddr;
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| 126 |
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| 127 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDISendSysexMessage", &modAddr );
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| 128 | if ( rc ) return rc;
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| 129 | MidiSendSysexMessage = (ULONG(*APIENTRY )(PMESSAGE, ULONG, ULONG)) modAddr;
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| 130 |
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| 131 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDIRetrieveMessages", &modAddr );
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| 132 | if ( rc ) return rc;
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| 133 | MidiRetrieveMessages = (ULONG(*APIENTRY )(MINSTANCE, PVOID, PULONG, ULONG)) modAddr;
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| 134 |
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| 135 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDISetup", &modAddr );
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| 136 | if ( rc ) return rc;
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| 137 | MidiSetup = (ULONG(*APIENTRY)(PMIDISETUP, ULONG)) modAddr;
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| 138 |
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| 139 | rc = DosQueryProcAddr( iRTMidiModule, 0L, "MIDITimer", &modAddr );
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| 140 | if ( rc ) return rc;
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| 141 | MidiTimer = (ULONG(*APIENTRY )(ULONG, ULONG)) modAddr;
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| 142 |
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| 143 | return 0;
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| 144 | }
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| 145 |
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| 146 | //------------------------------------------------------------------------------
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| 147 | // IRTMidi::~IRTMidi
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| 148 | //------------------------------------------------------------------------------
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| 149 | IRTMidi::~IRTMidi()
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| 150 | {
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| 151 | stopTimer();
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| 152 | delInstances();
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| 153 | iTheIRTMidiSingleton = NULL;
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| 154 | }
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| 155 |
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| 156 | void IRTMidi::setLastRC(unsigned long theRC)
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| 157 | {
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| 158 | iLastRC = theRC;
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| 159 | }
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| 160 |
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| 161 | void IRTMidi::resetLastRC()
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| 162 | {
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| 163 | setLastRC( 0 );
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| 164 | }
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| 165 |
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| 166 | //------------------------------------------------------------------------------
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| 167 | // IRTMidi :: RCExplanation
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| 168 | //------------------------------------------------------------------------------
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| 169 | char * IRTMidi::RCExplanation() const
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| 170 | {
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| 171 | char * DebugString;
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| 172 | switch( iLastRC )
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| 173 | {
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| 174 | case 0:
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| 175 | DebugString = "OK";
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| 176 | break;
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| 177 |
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| 178 | // Timer error messages
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| 179 | case TIMERERR_INVALID_PARAMETER:
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| 180 | DebugString = "MIDI Timer: Invalid Parameter";
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| 181 | break;
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| 182 | case TIMERERR_INTERNAL_SYSTEM:
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| 183 | DebugString = "MIDI Timer: Internal System Error";
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| 184 | break;
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| 185 |
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| 186 | // RTMIDI messages
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| 187 | case MIDIERR_DUPLICATE_INSTANCE_NAME:
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| 188 | DebugString = "MIDIERR_DUPLICATE_INSTANCE_NAME";
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| 189 | break;
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| 190 | case MIDIERR_HARDWARE_FAILED:
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| 191 | DebugString = "MIDIERR_HARDWARE_FAILED";
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| 192 | break;
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| 193 | case MIDIERR_INTERNAL_SYSTEM:
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| 194 | DebugString = "MIDIERR_INTERNAL_SYSTEM";
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| 195 | break;
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| 196 | case MIDIERR_INVALID_BUFFER_LENGTH:
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| 197 | DebugString = "MIDIERR_INVALID_BUFFER_LENGTH";
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| 198 | break;
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| 199 | case MIDIERR_INVALID_CLASS_NUMBER:
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| 200 | DebugString = "MIDIERR_INVALID_CLASS_NUMBER";
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| 201 | break;
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| 202 | case MIDIERR_INVALID_CONFIG_DATA:
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| 203 | DebugString = "MIDIERR_INVALID_CONFIG_DATA";
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| 204 | break;
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| 205 | case MIDIERR_INVALID_FLAG:
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| 206 | DebugString = "MIDIERR_INVALID_FLAG";
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| 207 | break;
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| 208 | case MIDIERR_INVALID_INSTANCE_NAME:
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| 209 | DebugString = "MIDIERR_INVALID_INSTANCE_NAME";
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| 210 | break;
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| 211 | case MIDIERR_INVALID_INSTANCE_NUMBER:
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| 212 | DebugString = "MIDIERR_INVALID_INSTANCE_NUMBER";
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| 213 | break;
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| 214 | case MIDIERR_INVALID_PARAMETER:
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| 215 | DebugString = "MIDIERR_INVALID_PARAMETER";
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| 216 | break;
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| 217 | case MIDIERR_INVALID_SETUP:
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| 218 | DebugString = "MIDIERR_INVALID_SETUP";
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| 219 | break;
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| 220 | case MIDIERR_NO_DRIVER:
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| 221 | DebugString = "MIDIERR_NO_DRIVER";
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| 222 | break;
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| 223 | case MIDIERR_NO_DEFAULT_HW_NODE:
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| 224 | DebugString = "MIDIERR_NO_DEFAULT_HW_NODE";
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| 225 | break;
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| 226 | case MIDIERR_NOT_ALLOWED:
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| 227 | DebugString = "MIDIERR_NOT_ALLOWED";
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| 228 | break;
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| 229 | case MIDIERR_NOTIFY_MISSED:
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| 230 | DebugString = "MIDIERR_NOTIFY_MISSED";
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| 231 | break;
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| 232 | case MIDIERR_RESOURCE_NOT_AVAILABLE:
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| 233 | DebugString = "MIDIERR_RESOURCE_NOT_AVAILABLE";
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| 234 | break;
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| 235 | case MIDIERR_SENDONLY:
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| 236 | DebugString = "MIDIERR_SENDONLY";
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| 237 | break;
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| 238 | case MIDIERR_RECEIVEONLY:
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| 239 | DebugString = "MIDIERR_RECEIVEONLY";
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| 240 | break;
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| 241 |
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| 242 | default:
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| 243 | DebugString = "Beats Me!";
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| 244 | break;
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| 245 | }
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| 246 | return DebugString;
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| 247 | }
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| 248 |
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| 249 | //------------------------------------------------------------------------------
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| 250 | // IRTMidi :: getClasses (private)
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| 251 | //------------------------------------------------------------------------------
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| 252 | unsigned long IRTMidi::getClasses()
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| 253 | {
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| 254 | unsigned long rc;
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| 255 | unsigned long nc = 0;
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| 256 | PMIDICLASSINFO ci = NULL;
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| 257 |
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| 258 | // Query classes and get the Hardware & Application class numbers
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| 259 | rc = (*MidiQueryNumClasses)( &nc, 0 );
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| 260 | if ( rc == 0 && nc > 0 )
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| 261 | {
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| 262 | ci = new MIDICLASSINFO[ nc ];
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| 263 | rc = (*MidiQueryClassList)( nc, ci, 0 );
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| 264 | }
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| 265 | if ( rc == 0 && ci )
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| 266 | {
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| 267 | for ( int i = 0; i < nc; i++ )
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| 268 | {
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| 269 | if ( strcmp( ci[i].szmClassName, "Application" ) == 0 )
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| 270 | iApplicationClass = ci[i].ulClassNumber;
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| 271 | if ( strcmp( ci[i].szmClassName, "Hardware" ) == 0 )
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| 272 | iHardwareClass = ci[i].ulClassNumber;
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| 273 | }
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| 274 | }
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| 275 | if ( ci )
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| 276 | {
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| 277 | delete[] ci;
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| 278 | }
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| 279 | return rc;
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| 280 | }
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| 281 |
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| 282 | unsigned long IRTMidi::findFreeInstance() const
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| 283 | {
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| 284 | unsigned long i;
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| 285 | for ( i = 0; i < MAX_INSTANCES; i++ )
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| 286 | {
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| 287 | if ( iInstances[ i ] == NULL )
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| 288 | return i;
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| 289 | }
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| 290 | return MAX_INSTANCES; // should not happen to a dog
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| 291 | }
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| 292 |
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| 293 | //------------------------------------------------------------------------------
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| 294 | // IRTMidi :: addInstance
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| 295 | //------------------------------------------------------------------------------
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| 296 | MINSTANCE IRTMidi::addInstance( IMidiInstance * theInstance,
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| 297 | ULONG classNum, char * instanceName )
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| 298 | {
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| 299 | unsigned long rc;
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| 300 | MINSTANCE newInstance;
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| 301 | unsigned long ni = 0;
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| 302 | PMIDIINSTANCEINFO ci = NULL;
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| 303 |
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| 304 | // Add new instance
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| 305 | rc = (*MidiCreateInstance)( classNum,
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| 306 | &newInstance,
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| 307 | instanceName,
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| 308 | 0 );
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| 309 | // Now find it to initialize the Instance Object
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| 310 | if ( rc == 0 )
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| 311 | {
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| 312 | rc = (*MidiQueryNumInstances)( &ni, 0 );
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| 313 | if ( rc == 0 && ni > 0 )
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| 314 | {
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| 315 | ci = new MIDIINSTANCEINFO[ ni ];
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| 316 | rc = (*MidiQueryInstanceList)( ni, ci, 0 );
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| 317 | }
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| 318 | }
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| 319 | if ( rc == 0 && ci )
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| 320 | {
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| 321 | for ( int i = 0; i < ni; i++ )
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| 322 | {
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| 323 | if ( ci[i].minstance == newInstance )
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| 324 | {
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| 325 | theInstance->setInstanceInfo( &ci[i] );
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| 326 | iInstances[ findFreeInstance() ] = theInstance;
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| 327 | }
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| 328 | }
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| 329 | }
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| 330 | if ( ci )
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| 331 | {
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| 332 | delete[] ci;
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| 333 | }
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| 334 | setLastRC( rc );
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| 335 | return newInstance;
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| 336 | }
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| 337 |
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| 338 | //------------------------------------------------------------------------------
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| 339 | // IRTMidi :: delInstance
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| 340 | //------------------------------------------------------------------------------
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| 341 | void IRTMidi::delInstance( IMidiInstance * theInstance )
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| 342 | {
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| 343 | unsigned long rc;
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| 344 |
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| 345 | // Find instance in array and null it
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| 346 | for( unsigned int i = 0; i < MAX_INSTANCES; i++ )
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| 347 | {
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| 348 | if ( iInstances[ i ] == theInstance )
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| 349 | {
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| 350 | iInstances[ i ] = NULL;
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| 351 | }
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| 352 | }
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| 353 |
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| 354 | // Delete MIDI Instance
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| 355 | rc = (*MidiDeleteInstance)( theInstance->instance(), 0 );
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| 356 | setLastRC( rc );
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| 357 | }
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| 358 |
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| 359 | //------------------------------------------------------------------------------
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| 360 | // IRTMidi :: delInstances (private)
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| 361 | //------------------------------------------------------------------------------
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| 362 | void IRTMidi::delInstances()
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| 363 | {
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| 364 | // Delete all instances this way as delete of an instance removes
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| 365 | // it from the instance list through the miracle of double
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| 366 | // dispatching. See above.
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| 367 | for( unsigned int i = 0; i < MAX_INSTANCES; i++ )
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| 368 | {
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| 369 | IMidiInstance * ins = iInstances[ i ];
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| 370 | if ( ins )
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| 371 | delete ins;
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| 372 | }
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| 373 | }
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| 374 |
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| 375 | //------------------------------------------------------------------------------
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| 376 | // IRTMidi :: getInstances (hardware only)
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| 377 | //------------------------------------------------------------------------------
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| 378 | unsigned long IRTMidi::getInstances()
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| 379 | {
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| 380 | // Query all Instances
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| 381 | unsigned long rc;
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| 382 | unsigned long ni = 0;
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| 383 | PMIDIINSTANCEINFO ci = NULL;
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| 384 |
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| 385 | iNumInInstances = 0;
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| 386 | iNumOutInstances = 0;
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| 387 |
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| 388 | // Query instances and post them
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| 389 | rc = (*MidiQueryNumInstances)( &ni, 0 );
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| 390 | if ( rc == 0 && ni > 0 )
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| 391 | {
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| 392 | ci = new MIDIINSTANCEINFO[ ni ];
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| 393 | rc = (*MidiQueryInstanceList)( ni, ci, 0 );
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| 394 | }
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| 395 | if ( rc == 0 && ci )
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| 396 | {
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| 397 | for ( int i = 0; i < ni; i++ )
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| 398 | {
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| 399 | if ( ci[i].ulClassNumber == hardwareClass() )
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| 400 | {
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| 401 | IMidiInstance * ins = new IMidiInstance();
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| 402 | ins ->setInstanceInfo( &ci[i] );
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| 403 | iInstances[ i ] = ins;
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| 404 | if ( ins->canSend() )
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| 405 | {
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| 406 | iInInstances[ iNumInInstances ] = ins;
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| 407 | iNumInInstances++;
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| 408 | }
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| 409 | if ( ins->canReceive() )
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| 410 | {
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| 411 | iOutInstances[ iNumOutInstances ] = ins;
|
|---|
| 412 | iNumOutInstances++;
|
|---|
| 413 | }
|
|---|
| 414 | }
|
|---|
| 415 | }
|
|---|
| 416 | }
|
|---|
| 417 | if ( ci )
|
|---|
| 418 | {
|
|---|
| 419 | delete[] ci;
|
|---|
| 420 | }
|
|---|
| 421 | return rc;
|
|---|
| 422 | }
|
|---|
| 423 |
|
|---|
| 424 | void IRTMidi::startTimer() const
|
|---|
| 425 | {
|
|---|
| 426 | ((IRTMidi*)this)->setLastRC( (*MidiTimer)( MIDI_START_TIMER, 0 ) );
|
|---|
| 427 | }
|
|---|
| 428 |
|
|---|
| 429 | void IRTMidi::stopTimer() const
|
|---|
| 430 | {
|
|---|
| 431 | ((IRTMidi*)this)->setLastRC( (*MidiTimer)( MIDI_STOP_TIMER, 0 ) );
|
|---|
| 432 | }
|
|---|
| 433 |
|
|---|
| 434 | IRTMidi* IRTMidi::instance()
|
|---|
| 435 | {
|
|---|
| 436 | if ( iTheIRTMidiSingleton == NULL )
|
|---|
| 437 | iTheIRTMidiSingleton = new IRTMidi();
|
|---|
| 438 | return iTheIRTMidiSingleton;
|
|---|
| 439 | }
|
|---|
| 440 |
|
|---|
| 441 | void IRTMidiShutdown()
|
|---|
| 442 | {
|
|---|
| 443 | IRTMidi::shutdown();
|
|---|
| 444 | }
|
|---|
| 445 |
|
|---|
| 446 | void IRTMidi::shutdown()
|
|---|
| 447 | {
|
|---|
| 448 | if ( iTheIRTMidiSingleton != NULL )
|
|---|
| 449 | delete iTheIRTMidiSingleton;
|
|---|
| 450 | }
|
|---|
| 451 |
|
|---|
| 452 | //------------------------------------------------------------------------------
|
|---|
| 453 | // IMidiInstance::IMidiInstance
|
|---|
| 454 | //------------------------------------------------------------------------------
|
|---|
| 455 | IMidiInstance::IMidiInstance()
|
|---|
| 456 | {
|
|---|
| 457 | }
|
|---|
| 458 |
|
|---|
| 459 | //------------------------------------------------------------------------------
|
|---|
| 460 | // IMidiInstance::~IMidiInstance
|
|---|
| 461 | //------------------------------------------------------------------------------
|
|---|
| 462 | IMidiInstance::~IMidiInstance()
|
|---|
| 463 | {
|
|---|
| 464 | // Disable send and receive if set
|
|---|
| 465 | if ( isReceive() ) enableReceive( FALSE );
|
|---|
| 466 | if ( isSend() ) enableSend( FALSE );
|
|---|
| 467 | // Remove from RTMIDI
|
|---|
| 468 | IRTMIDI->delInstance( this );
|
|---|
| 469 | }
|
|---|
| 470 |
|
|---|
| 471 | //------------------------------------------------------------------------------
|
|---|
| 472 | // IMidiInstance :: setInfo
|
|---|
| 473 | //------------------------------------------------------------------------------
|
|---|
| 474 | void IMidiInstance::setInstanceInfo( MIDIINSTANCEINFO* i )
|
|---|
| 475 | {
|
|---|
| 476 | memcpy( &iInfo, i, sizeof( MIDIINSTANCEINFO ) );
|
|---|
| 477 | }
|
|---|
| 478 |
|
|---|
| 479 | MINSTANCE IMidiInstance::instance() const
|
|---|
| 480 | {
|
|---|
| 481 | return iInfo.minstance;
|
|---|
| 482 | }
|
|---|
| 483 |
|
|---|
| 484 | unsigned long IMidiInstance::classNum() const
|
|---|
| 485 | {
|
|---|
| 486 | return iInfo.ulClassNumber;
|
|---|
| 487 | }
|
|---|
| 488 |
|
|---|
| 489 | char * IMidiInstance::name()
|
|---|
| 490 | {
|
|---|
| 491 | return iInfo.szmInstanceName;
|
|---|
| 492 | }
|
|---|
| 493 |
|
|---|
| 494 | unsigned long IMidiInstance::numLinks() const
|
|---|
| 495 | {
|
|---|
| 496 | return iInfo.ulNumLinks;
|
|---|
| 497 | }
|
|---|
| 498 |
|
|---|
| 499 | unsigned long IMidiInstance::attributes() const
|
|---|
| 500 | {
|
|---|
| 501 | return iInfo.ulAttributes;
|
|---|
| 502 | }
|
|---|
| 503 |
|
|---|
| 504 | BOOL IMidiInstance::isSend() const
|
|---|
| 505 | {
|
|---|
| 506 | return ( iInfo.ulAttributes & MIDI_INST_ATTR_ENABLE_S );
|
|---|
| 507 | }
|
|---|
| 508 |
|
|---|
| 509 | IMidiInstance& IMidiInstance::enableSend(BOOL enable)
|
|---|
| 510 | {
|
|---|
| 511 | if (!(isSend() == enable))
|
|---|
| 512 | {
|
|---|
| 513 | unsigned long rc;
|
|---|
| 514 | if ( enable )
|
|---|
| 515 | {
|
|---|
| 516 | // Enable send
|
|---|
| 517 | rc = (*IRTMIDI->MidiEnableInstance)( instance(), MIDI_ENABLE_SEND );
|
|---|
| 518 | if ( rc == 0 )
|
|---|
| 519 | iInfo.ulAttributes |= MIDI_INST_ATTR_ENABLE_S;
|
|---|
| 520 | }
|
|---|
| 521 | else
|
|---|
| 522 | {
|
|---|
| 523 | // Disable send
|
|---|
| 524 | rc = (*IRTMIDI->MidiDisableInstance)( instance(), MIDI_DISABLE_SEND );
|
|---|
| 525 | if ( rc == 0 )
|
|---|
| 526 | iInfo.ulAttributes &= ~MIDI_INST_ATTR_ENABLE_S;
|
|---|
| 527 | }
|
|---|
| 528 | IRTMIDI->setLastRC( rc );
|
|---|
| 529 | }
|
|---|
| 530 | return *this;
|
|---|
| 531 | }
|
|---|
| 532 |
|
|---|
| 533 | BOOL IMidiInstance::isReceive() const
|
|---|
| 534 | {
|
|---|
| 535 | return ( iInfo.ulAttributes & MIDI_INST_ATTR_ENABLE_R );
|
|---|
| 536 | }
|
|---|
| 537 |
|
|---|
| 538 | IMidiInstance& IMidiInstance::enableReceive(BOOL enable)
|
|---|
| 539 | {
|
|---|
| 540 | if (!(isReceive() == enable))
|
|---|
| 541 | {
|
|---|
| 542 | unsigned long rc;
|
|---|
| 543 | if ( enable )
|
|---|
| 544 | {
|
|---|
| 545 | // Enable receive
|
|---|
| 546 | rc = (*IRTMIDI->MidiEnableInstance)( instance(), MIDI_ENABLE_RECEIVE );
|
|---|
| 547 | if ( rc == 0 )
|
|---|
| 548 | iInfo.ulAttributes |= MIDI_INST_ATTR_ENABLE_R;
|
|---|
| 549 | }
|
|---|
| 550 | else
|
|---|
| 551 | {
|
|---|
| 552 | // Disable receive
|
|---|
| 553 | rc = (*IRTMIDI->MidiDisableInstance)( instance(), MIDI_DISABLE_RECEIVE );
|
|---|
| 554 | if ( rc == 0 )
|
|---|
| 555 | iInfo.ulAttributes &= ~MIDI_INST_ATTR_ENABLE_R;
|
|---|
| 556 | }
|
|---|
| 557 | IRTMIDI->setLastRC( rc );
|
|---|
| 558 | }
|
|---|
| 559 | return *this;
|
|---|
| 560 | }
|
|---|
| 561 |
|
|---|
| 562 | BOOL IMidiInstance::canReceive() const
|
|---|
| 563 | {
|
|---|
| 564 | return ( iInfo.ulAttributes & MIDI_INST_ATTR_CAN_RECV );
|
|---|
| 565 | }
|
|---|
| 566 |
|
|---|
| 567 | BOOL IMidiInstance::canSend() const
|
|---|
| 568 | {
|
|---|
| 569 | return ( iInfo.ulAttributes & MIDI_INST_ATTR_CAN_SEND );
|
|---|
| 570 | }
|
|---|
| 571 |
|
|---|
| 572 | IMidiInstance& IMidiInstance::removeLink(IMidiInstance* toLink)
|
|---|
| 573 | {
|
|---|
| 574 | if ( canSend() && toLink->canReceive() )
|
|---|
| 575 | {
|
|---|
| 576 | IRTMIDI->setLastRC(
|
|---|
| 577 | (*IRTMIDI->MidiRemoveLink)( instance(), toLink->instance(),
|
|---|
| 578 | 0, // slot?
|
|---|
| 579 | 0 ) );
|
|---|
| 580 | }
|
|---|
| 581 | return *this;
|
|---|
| 582 | }
|
|---|
| 583 |
|
|---|
| 584 | IMidiInstance& IMidiInstance::addLink(IMidiInstance* toLink)
|
|---|
| 585 | {
|
|---|
| 586 | if ( canSend() && toLink->canReceive() )
|
|---|
| 587 | {
|
|---|
| 588 | if ( !isSend() )
|
|---|
| 589 | {
|
|---|
| 590 | enableSend();
|
|---|
| 591 | }
|
|---|
| 592 | if ( !toLink->isReceive() )
|
|---|
| 593 | {
|
|---|
| 594 | toLink->enableReceive();
|
|---|
| 595 | }
|
|---|
| 596 | IRTMIDI->setLastRC(
|
|---|
| 597 | (*IRTMIDI->MidiAddLink)( instance(), toLink->instance(),
|
|---|
| 598 | 0, // slot ?
|
|---|
| 599 | 0 ) );
|
|---|
| 600 | }
|
|---|
| 601 | return *this;
|
|---|
| 602 | }
|
|---|
| 603 |
|
|---|
| 604 | //------------------------------------------------------------------------------
|
|---|
| 605 | // IMidiInstance :: sendMessage
|
|---|
| 606 | //------------------------------------------------------------------------------
|
|---|
| 607 | void IMidiInstance::sendMessage( UCHAR b1, UCHAR b2, UCHAR b3, UCHAR b4 ) const
|
|---|
| 608 | {
|
|---|
| 609 | // Build message
|
|---|
| 610 | MESSAGE msg;
|
|---|
| 611 | msg.ulSourceInstance = instance();
|
|---|
| 612 | msg.ulTime = 0;
|
|---|
| 613 | msg.ulTrack = 0;
|
|---|
| 614 | msg.msg.abData[0] = b1;
|
|---|
| 615 | msg.msg.abData[1] = b2;
|
|---|
| 616 | msg.msg.abData[2] = b3;
|
|---|
| 617 | msg.msg.abData[3] = b4;
|
|---|
| 618 | IRTMIDI->setLastRC( (*IRTMIDI->MidiSendMessages)( &msg, 1, 0 ) );
|
|---|
| 619 | }
|
|---|
| 620 |
|
|---|
| 621 | //------------------------------------------------------------------------------
|
|---|
| 622 | // IMidiInstance :: sendMessage
|
|---|
| 623 | //------------------------------------------------------------------------------
|
|---|
| 624 | void IMidiInstance::sendMessage( ULONG inMsg ) const
|
|---|
| 625 | {
|
|---|
| 626 | // Build message
|
|---|
| 627 | MESSAGE msg;
|
|---|
| 628 | msg.ulSourceInstance = instance();
|
|---|
| 629 | msg.ulTime = 0;
|
|---|
| 630 | msg.ulTrack = 0;
|
|---|
| 631 | msg.msg.ulMessage = inMsg;
|
|---|
| 632 | IRTMIDI->setLastRC( (*IRTMIDI->MidiSendMessages)( &msg, 1, 0 ) );
|
|---|
| 633 | }
|
|---|
| 634 |
|
|---|
| 635 | //------------------------------------------------------------------------------
|
|---|
| 636 | // IMidiInstance :: sendSysexMessage
|
|---|
| 637 | //------------------------------------------------------------------------------
|
|---|
| 638 | void IMidiInstance::sendSysexMessage( UCHAR* theMsg, ULONG msgLen ) const
|
|---|
| 639 | {
|
|---|
| 640 | // Build message
|
|---|
| 641 | MESSAGE* msg;
|
|---|
| 642 | ULONG outLen = sizeof(MESSAGE) - 4 + msgLen;
|
|---|
| 643 | msg = (MESSAGE*)malloc( outLen );
|
|---|
| 644 |
|
|---|
| 645 | msg->ulSourceInstance = instance();
|
|---|
| 646 | msg->ulTime = 0;
|
|---|
| 647 | msg->ulTrack = 0;
|
|---|
| 648 | memcpy( msg->msg.abData, theMsg, outLen );
|
|---|
| 649 | IRTMIDI->setLastRC( (*IRTMIDI->MidiSendSysexMessage)( msg, outLen, 0 ) );
|
|---|
| 650 | free(msg);
|
|---|
| 651 | }
|
|---|
| 652 |
|
|---|
| 653 | unsigned long IMidiInstance::getMessage( ULONG * pTime, ULONG * pMsg )
|
|---|
| 654 | {
|
|---|
| 655 | MESSAGE theMessage;
|
|---|
| 656 | unsigned long numUCHARs;
|
|---|
| 657 | unsigned long rc = 0;
|
|---|
| 658 | numUCHARs = sizeof( theMessage );
|
|---|
| 659 | rc = (*IRTMIDI->MidiRetrieveMessages)( instance(), &theMessage, &numUCHARs, 0 );
|
|---|
| 660 | if ( rc == 0 )
|
|---|
| 661 | {
|
|---|
| 662 | *pTime = theMessage.ulTime;
|
|---|
| 663 | *pMsg = theMessage.msg.ulMessage;
|
|---|
| 664 | }
|
|---|
| 665 | IRTMIDI->setLastRC( rc );
|
|---|
| 666 | return rc;
|
|---|
| 667 | }
|
|---|
| 668 |
|
|---|
| 669 | //------------------------------------------------------------------------------
|
|---|
| 670 | // IAppMidiInstance::IAppMidiInstance
|
|---|
| 671 | //------------------------------------------------------------------------------
|
|---|
| 672 | unsigned long IAppMidiInstance::appNum = 0;
|
|---|
| 673 |
|
|---|
| 674 | IAppMidiInstance::IAppMidiInstance( unsigned long attrs )
|
|---|
| 675 | {
|
|---|
| 676 | iInfo.ulAttributes = attrs;
|
|---|
| 677 | char name[32];
|
|---|
| 678 | appNum++;
|
|---|
| 679 | sprintf( name, "MIDI App(%d)", appNum );
|
|---|
| 680 |
|
|---|
| 681 | // Create application instance
|
|---|
| 682 | MINSTANCE AppInstance = IRTMIDI->addInstance(
|
|---|
| 683 | this,
|
|---|
| 684 | IRTMIDI->applicationClass(),
|
|---|
| 685 | name );
|
|---|
| 686 | }
|
|---|
| 687 |
|
|---|
| 688 | IAppMidiInstance::~IAppMidiInstance()
|
|---|
| 689 | {
|
|---|
| 690 | }
|
|---|
| 691 |
|
|---|