| 1 | /* -*- tab-width: 8; c-basic-offset: 4 -*- */ | 
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| 2 | /* | 
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| 3 | * Wine Midi mapper driver | 
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| 4 | * | 
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| 5 | * Copyright    1999 Eric Pouech | 
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| 6 | */ | 
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| 7 |  | 
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| 8 | #include <os2win.h> | 
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| 9 | #include <string.h> | 
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| 10 | #include "winuser.h" | 
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| 11 | #include "driver.h" | 
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| 12 | #include "mmddk.h" | 
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| 13 | #include "debugtools.h" | 
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| 14 |  | 
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| 15 | DEFAULT_DEBUG_CHANNEL(msacm) | 
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| 16 |  | 
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| 17 | typedef struct tagMIDIMAPDATA { | 
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| 18 | struct tagMIDIMAPDATA*      self; | 
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| 19 | HMIDI       hMidi; | 
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| 20 | } MIDIMAPDATA; | 
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| 21 |  | 
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| 22 | static  BOOL    MIDIMAP_IsData(MIDIMAPDATA* mm) | 
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| 23 | { | 
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| 24 | return (!IsBadReadPtr(mm, sizeof(MIDIMAPDATA)) && mm->self == mm); | 
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| 25 | } | 
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| 26 |  | 
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| 27 | /*======================================================================* | 
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| 28 | *                  MIDI OUT part                                       * | 
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| 29 | *======================================================================*/ | 
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| 30 |  | 
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| 31 | static  DWORD   modOpen(LPDWORD lpdwUser, LPMIDIOPENDESC lpDesc, DWORD dwFlags) | 
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| 32 | { | 
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| 33 | UINT                nd = midiOutGetNumDevs(); | 
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| 34 | UINT                i; | 
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| 35 | MIDIMAPDATA*        mom = (MIDIMAPDATA*)HeapAlloc(GetProcessHeap(), 0, sizeof(MIDIMAPDATA)); | 
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| 36 |  | 
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| 37 | TRACE("(%p %p %08lx\n", lpdwUser, lpDesc, dwFlags); | 
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| 38 |  | 
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| 39 | for (i = 0; i < nd; i++) { | 
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| 40 | if (midiOutOpen(&mom->hMidi, i, lpDesc->dwCallback, | 
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| 41 | lpDesc->dwInstance, dwFlags) == MMSYSERR_NOERROR) { | 
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| 42 | lpDesc->hMidi = mom->hMidi; | 
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| 43 | *lpdwUser = (DWORD)mom; | 
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| 44 | return MMSYSERR_NOERROR; | 
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| 45 | } | 
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| 46 | } | 
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| 47 | HeapFree(GetProcessHeap(), 0, mom); | 
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| 48 | return MMSYSERR_ALLOCATED; | 
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| 49 | } | 
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| 50 |  | 
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| 51 | static  DWORD   modClose(MIDIMAPDATA* mom) | 
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| 52 | { | 
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| 53 | DWORD ret = midiOutClose(mom->hMidi); | 
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| 54 | if (ret == MMSYSERR_NOERROR) | 
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| 55 | HeapFree(GetProcessHeap(), 0, mom); | 
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| 56 | return ret; | 
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| 57 | } | 
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| 58 |  | 
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| 59 | static  DWORD   modLongData(MIDIMAPDATA* mom, LPMIDIHDR lpMidiHdr, DWORD dwParam2) | 
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| 60 | { | 
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| 61 | return midiOutLongMsg(mom->hMidi, lpMidiHdr, dwParam2); | 
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| 62 | } | 
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| 63 |  | 
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| 64 | static  DWORD   modData(MIDIMAPDATA* mom, DWORD dwParam) | 
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| 65 | { | 
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| 66 | return midiOutShortMsg(mom->hMidi, dwParam); | 
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| 67 | } | 
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| 68 |  | 
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| 69 | static  DWORD   modPrepare(MIDIMAPDATA* mom, LPMIDIHDR lpMidiHdr, DWORD dwParam2) | 
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| 70 | { | 
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| 71 | return midiOutPrepareHeader(mom->hMidi, lpMidiHdr, dwParam2); | 
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| 72 | } | 
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| 73 |  | 
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| 74 | static  DWORD   modUnprepare(MIDIMAPDATA* mom, LPMIDIHDR lpMidiHdr, DWORD dwParam2) | 
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| 75 | { | 
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| 76 | return midiOutUnprepareHeader(mom->hMidi, lpMidiHdr, dwParam2); | 
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| 77 | } | 
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| 78 |  | 
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| 79 | static  DWORD   modGetDevCaps(UINT wDevID, MIDIMAPDATA* mom, LPMIDIOUTCAPSA lpMidiCaps, DWORD dwParam2) | 
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| 80 | { | 
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| 81 | /* if opened low driver, forward message */ | 
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| 82 | if (MIDIMAP_IsData(mom)) | 
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| 83 | return midiOutGetDevCapsA(mom->hMidi, lpMidiCaps, dwParam2); | 
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| 84 | /* otherwise, return caps of mapper itself */ | 
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| 85 | if (wDevID == (UINT)-1 || wDevID == (UINT16)-1) { | 
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| 86 | lpMidiCaps->wMid = 0x00FF; | 
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| 87 | lpMidiCaps->wPid = 0x0001; | 
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| 88 | lpMidiCaps->vDriverVersion = 0x0100; | 
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| 89 | strcpy(lpMidiCaps->szPname, "Wine midi out mapper"); | 
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| 90 | lpMidiCaps->wTechnology = MOD_MAPPER; | 
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| 91 | lpMidiCaps->wVoices = 0; | 
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| 92 | lpMidiCaps->wNotes = 0; | 
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| 93 | lpMidiCaps->wChannelMask = 0xFFFF; | 
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| 94 | lpMidiCaps->dwSupport = MIDICAPS_LRVOLUME | MIDICAPS_VOLUME; | 
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| 95 |  | 
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| 96 | return MMSYSERR_NOERROR; | 
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| 97 | } | 
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| 98 | ERR("This shouldn't happen\n"); | 
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| 99 | return MMSYSERR_ERROR; | 
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| 100 | } | 
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| 101 |  | 
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| 102 | static  DWORD   modGetVolume(UINT wDevID, MIDIMAPDATA* mom, LPDWORD lpVol) | 
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| 103 | { | 
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| 104 | if (MIDIMAP_IsData(mom)) | 
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| 105 | return midiOutGetVolume(mom->hMidi, lpVol); | 
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| 106 | return MMSYSERR_ERROR; | 
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| 107 | } | 
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| 108 |  | 
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| 109 | static  DWORD   modSetVolume(UINT wDevID, MIDIMAPDATA* mom, DWORD vol) | 
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| 110 | { | 
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| 111 | if (MIDIMAP_IsData(mom)) | 
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| 112 | return midiOutSetVolume(mom->hMidi, vol); | 
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| 113 | return MMSYSERR_ERROR; | 
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| 114 | } | 
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| 115 |  | 
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| 116 | static  DWORD   modReset(MIDIMAPDATA* mom) | 
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| 117 | { | 
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| 118 | return midiOutReset(mom->hMidi); | 
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| 119 | } | 
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| 120 |  | 
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| 121 | /************************************************************************** | 
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| 122 | *                              MIDIMAP_modMessage      [sample driver] | 
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| 123 | */ | 
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| 124 | DWORD WINAPI MIDIMAP_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser, | 
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| 125 | DWORD dwParam1, DWORD dwParam2) | 
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| 126 | { | 
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| 127 | TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n", | 
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| 128 | wDevID, wMsg, dwUser, dwParam1, dwParam2); | 
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| 129 |  | 
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| 130 | switch (wMsg) { | 
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| 131 | case DRVM_INIT: | 
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| 132 | case DRVM_EXIT: | 
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| 133 | case DRVM_ENABLE: | 
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| 134 | case DRVM_DISABLE: | 
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| 135 | /* FIXME: Pretend this is supported */ | 
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| 136 | return 0; | 
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| 137 |  | 
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| 138 | case MODM_OPEN:             return modOpen          ((LPDWORD)dwUser,      (LPMIDIOPENDESC)dwParam1,dwParam2); | 
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| 139 | case MODM_CLOSE:            return modClose         ((MIDIMAPDATA*)dwUser); | 
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| 140 |  | 
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| 141 | case MODM_DATA:             return modData          ((MIDIMAPDATA*)dwUser, dwParam1); | 
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| 142 | case MODM_LONGDATA:         return modLongData      ((MIDIMAPDATA*)dwUser, (LPMIDIHDR)dwParam1,     dwParam2); | 
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| 143 | case MODM_PREPARE:          return modPrepare       ((MIDIMAPDATA*)dwUser, (LPMIDIHDR)dwParam1,     dwParam2); | 
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| 144 | case MODM_UNPREPARE:        return modUnprepare     ((MIDIMAPDATA*)dwUser, (LPMIDIHDR)dwParam1,     dwParam2); | 
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| 145 |  | 
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| 146 | case MODM_GETDEVCAPS:       return modGetDevCaps    (wDevID, (MIDIMAPDATA*)dwUser, (LPMIDIOUTCAPSA)dwParam1,dwParam2); | 
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| 147 | case MODM_GETNUMDEVS:       return 1; | 
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| 148 | case MODM_GETVOLUME:        return modGetVolume     (wDevID, (MIDIMAPDATA*)dwUser, (LPDWORD)dwParam1); | 
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| 149 | case MODM_SETVOLUME:        return modSetVolume     (wDevID, (MIDIMAPDATA*)dwUser, dwParam1); | 
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| 150 | case MODM_RESET:            return modReset         ((MIDIMAPDATA*)dwUser); | 
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| 151 | default: | 
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| 152 | FIXME("unknown message %d!\n", wMsg); | 
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| 153 | } | 
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| 154 | return MMSYSERR_NOTSUPPORTED; | 
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| 155 | } | 
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| 156 |  | 
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| 157 | /*======================================================================* | 
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| 158 | *                  MIDI IN part                                        * | 
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| 159 | *======================================================================*/ | 
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| 160 |  | 
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| 161 | static  DWORD   midOpen(LPDWORD lpdwUser, LPMIDIOPENDESC lpDesc, DWORD dwFlags) | 
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| 162 | { | 
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| 163 | UINT                nd = midiInGetNumDevs(); | 
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| 164 | UINT                i; | 
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| 165 | MIDIMAPDATA*        mim = (MIDIMAPDATA*)HeapAlloc(GetProcessHeap(), 0, sizeof(MIDIMAPDATA)); | 
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| 166 |  | 
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| 167 | TRACE("(%p %p %08lx\n", lpdwUser, lpDesc, dwFlags); | 
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| 168 |  | 
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| 169 | for (i = 0; i < nd; i++) { | 
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| 170 | if (midiInOpen(&mim->hMidi, i, lpDesc->dwCallback, | 
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| 171 | lpDesc->dwInstance, dwFlags) == MMSYSERR_NOERROR) { | 
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| 172 | lpDesc->hMidi = mim->hMidi; | 
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| 173 | *lpdwUser = (DWORD)mim; | 
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| 174 | return MMSYSERR_NOERROR; | 
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| 175 | } | 
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| 176 | } | 
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| 177 | HeapFree(GetProcessHeap(), 0, mim); | 
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| 178 | return MMSYSERR_ALLOCATED; | 
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| 179 | } | 
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| 180 |  | 
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| 181 | static  DWORD   midClose(MIDIMAPDATA* mim) | 
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| 182 | { | 
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| 183 | DWORD ret = midiInClose(mim->hMidi); | 
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| 184 | if (ret == MMSYSERR_NOERROR) | 
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| 185 | HeapFree(GetProcessHeap(), 0, mim); | 
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| 186 | return ret; | 
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| 187 | } | 
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| 188 |  | 
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| 189 | static  DWORD   midAddBuffer(MIDIMAPDATA* mim, LPMIDIHDR lpMidiHdr, DWORD dwParam2) | 
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| 190 | { | 
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| 191 | return midiInAddBuffer(mim->hMidi, lpMidiHdr, dwParam2); | 
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| 192 | } | 
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| 193 |  | 
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| 194 | static  DWORD   midPrepare(MIDIMAPDATA* mim, LPMIDIHDR lpMidiHdr, DWORD dwParam2) | 
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| 195 | { | 
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| 196 | return midiInPrepareHeader(mim->hMidi, lpMidiHdr, dwParam2); | 
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| 197 | } | 
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| 198 |  | 
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| 199 | static  DWORD   midUnprepare(MIDIMAPDATA* mim, LPMIDIHDR lpMidiHdr, DWORD dwParam2) | 
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| 200 | { | 
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| 201 | return midiInUnprepareHeader(mim->hMidi, lpMidiHdr, dwParam2); | 
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| 202 | } | 
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| 203 |  | 
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| 204 | static  DWORD   midGetDevCaps(UINT wDevID, MIDIMAPDATA* mim, LPMIDIINCAPSA lpMidiCaps, DWORD dwParam2) | 
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| 205 | { | 
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| 206 | /* if opened low driver, forward message */ | 
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| 207 | if (MIDIMAP_IsData(mim)) | 
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| 208 | return midiInGetDevCapsA(mim->hMidi, lpMidiCaps, dwParam2); | 
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| 209 | /* otherwise, return caps of mapper itself */ | 
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| 210 | if (wDevID == (UINT)-1 || wDevID == (UINT16)-1) { | 
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| 211 | lpMidiCaps->wMid = 0x00FF; | 
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| 212 | lpMidiCaps->wPid = 0x0001; | 
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| 213 | lpMidiCaps->vDriverVersion = 0x0100; | 
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| 214 | strcpy(lpMidiCaps->szPname, "Wine midi int mapper"); | 
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| 215 | lpMidiCaps->dwSupport = 0; | 
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| 216 |  | 
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| 217 | return MMSYSERR_NOERROR; | 
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| 218 | } | 
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| 219 | ERR("This shouldn't happen\n"); | 
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| 220 | return MMSYSERR_ERROR; | 
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| 221 | } | 
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| 222 |  | 
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| 223 | static  DWORD   midStop(MIDIMAPDATA* mim) | 
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| 224 | { | 
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| 225 | return midiInStop(mim->hMidi); | 
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| 226 | } | 
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| 227 |  | 
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| 228 | static  DWORD   midStart(MIDIMAPDATA* mim) | 
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| 229 | { | 
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| 230 | return midiInStart(mim->hMidi); | 
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| 231 | } | 
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| 232 |  | 
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| 233 | static  DWORD   midReset(MIDIMAPDATA* mim) | 
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| 234 | { | 
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| 235 | return midiInReset(mim->hMidi); | 
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| 236 | } | 
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| 237 |  | 
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| 238 | /************************************************************************** | 
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| 239 | *                              MIDIMAP_midMessage      [sample driver] | 
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| 240 | */ | 
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| 241 | DWORD WINAPI MIDIMAP_midMessage(WORD wDevID, WORD wMsg, DWORD dwUser, | 
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| 242 | DWORD dwParam1, DWORD dwParam2) | 
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| 243 | { | 
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| 244 | TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n", | 
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| 245 | wDevID, wMsg, dwUser, dwParam1, dwParam2); | 
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| 246 |  | 
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| 247 | switch (wMsg) { | 
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| 248 | case DRVM_INIT: | 
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| 249 | case DRVM_EXIT: | 
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| 250 | case DRVM_ENABLE: | 
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| 251 | case DRVM_DISABLE: | 
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| 252 | /* FIXME: Pretend this is supported */ | 
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| 253 | return 0; | 
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| 254 |  | 
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| 255 | case MIDM_OPEN:             return midOpen          ((LPDWORD)dwUser,     (LPMIDIOPENDESC)dwParam1, dwParam2); | 
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| 256 | case MIDM_CLOSE:            return midClose         ((MIDIMAPDATA*)dwUser); | 
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| 257 |  | 
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| 258 | case MIDM_ADDBUFFER:        return midAddBuffer     ((MIDIMAPDATA*)dwUser, (LPMIDIHDR)dwParam1, dwParam2); | 
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| 259 | case MIDM_PREPARE:          return midPrepare       ((MIDIMAPDATA*)dwUser, (LPMIDIHDR)dwParam1, dwParam2); | 
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| 260 | case MIDM_UNPREPARE:        return midUnprepare     ((MIDIMAPDATA*)dwUser, (LPMIDIHDR)dwParam1, dwParam2); | 
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| 261 | case MIDM_GETDEVCAPS:       return midGetDevCaps    (wDevID, (MIDIMAPDATA*)dwUser, (LPMIDIINCAPSA)dwParam1, dwParam2); | 
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| 262 | case MIDM_GETNUMDEVS:       return 1; | 
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| 263 | case MIDM_RESET:            return midReset         ((MIDIMAPDATA*)dwUser); | 
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| 264 | case MIDM_START:            return midStart         ((MIDIMAPDATA*)dwUser); | 
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| 265 | case MIDM_STOP:             return midStop          ((MIDIMAPDATA*)dwUser); | 
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| 266 | default: | 
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| 267 | FIXME("unknown message %u!\n", wMsg); | 
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| 268 | } | 
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| 269 | return MMSYSERR_NOTSUPPORTED; | 
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| 270 | } | 
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| 271 |  | 
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| 272 | /*======================================================================* | 
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| 273 | *                  Driver part                                         * | 
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| 274 | *======================================================================*/ | 
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| 275 |  | 
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| 276 | static  struct WINE_MIDIMAP* oss = NULL; | 
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| 277 |  | 
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| 278 | /************************************************************************** | 
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| 279 | *                              MIDIMAP_drvOpen                 [internal] | 
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| 280 | */ | 
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| 281 | static  DWORD   MIDIMAP_drvOpen(LPSTR str) | 
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| 282 | { | 
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| 283 | if (oss) | 
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| 284 | return 0; | 
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| 285 |  | 
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| 286 | /* I know, this is ugly, but who cares... */ | 
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| 287 | oss = (struct WINE_MIDIMAP*)1; | 
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| 288 | return 1; | 
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| 289 | } | 
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| 290 |  | 
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| 291 | /************************************************************************** | 
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| 292 | *                              MIDIMAP_drvClose                [internal] | 
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| 293 | */ | 
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| 294 | static  DWORD   MIDIMAP_drvClose(DWORD dwDevID) | 
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| 295 | { | 
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| 296 | if (oss) { | 
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| 297 | oss = NULL; | 
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| 298 | return 1; | 
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| 299 | } | 
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| 300 | return 0; | 
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| 301 | } | 
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| 302 |  | 
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| 303 | /************************************************************************** | 
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| 304 | *                              MIDIMAP_DriverProc              [internal] | 
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| 305 | */ | 
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| 306 | LONG CALLBACK   MIDIMAP_DriverProc(DWORD dwDevID, HDRVR hDriv, DWORD wMsg, | 
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| 307 | DWORD dwParam1, DWORD dwParam2) | 
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| 308 | { | 
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| 309 | /* EPP     TRACE("(%08lX, %04X, %08lX, %08lX, %08lX)\n",  */ | 
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| 310 | /* EPP    dwDevID, hDriv, wMsg, dwParam1, dwParam2); */ | 
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| 311 |  | 
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| 312 | switch(wMsg) { | 
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| 313 | case DRV_LOAD:              return 1; | 
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| 314 | case DRV_FREE:              return 1; | 
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| 315 | case DRV_OPEN:              return MIDIMAP_drvOpen((LPSTR)dwParam1); | 
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| 316 | case DRV_CLOSE:             return MIDIMAP_drvClose(dwDevID); | 
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| 317 | case DRV_ENABLE:            return 1; | 
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| 318 | case DRV_DISABLE:           return 1; | 
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| 319 | case DRV_QUERYCONFIGURE:    return 1; | 
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| 320 | case DRV_CONFIGURE:         MessageBoxA(0, "MIDIMAP MultiMedia Driver !", "OSS Driver", MB_OK);     return 1; | 
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| 321 | case DRV_INSTALL:           return DRVCNF_RESTART; | 
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| 322 | case DRV_REMOVE:            return DRVCNF_RESTART; | 
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| 323 | default: | 
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| 324 | return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2); | 
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| 325 | } | 
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| 326 | } | 
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| 327 |  | 
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| 328 |  | 
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