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dmusic_private.h

/* DirectMusic Private Include
 *
 * Copyright (C) 2003-2004 Rok Mandeljc
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#ifndef __WINE_DMUSIC_PRIVATE_H
#define __WINE_DMUSIC_PRIVATE_H

#include <stdarg.h>

#define COBJMACROS

#include "windef.h"
#include "winbase.h"
#include "winnt.h"
#include "wingdi.h"
#include "winuser.h"

#include "wine/debug.h"
#include "wine/list.h"
#include "wine/unicode.h"
#include "winreg.h"
#include "objbase.h"

#include "dmusici.h"
#include "dmusicf.h"
#include "dmusics.h"

/*****************************************************************************
 * Interfaces
 */
typedef struct IDirectMusic8Impl IDirectMusic8Impl;
typedef struct IDirectMusicBufferImpl IDirectMusicBufferImpl;
typedef struct IDirectMusicDownloadedInstrumentImpl IDirectMusicDownloadedInstrumentImpl;
typedef struct IDirectMusicDownloadImpl IDirectMusicDownloadImpl;
typedef struct IDirectMusicPortDownloadImpl IDirectMusicPortDownloadImpl;
typedef struct IDirectMusicPortImpl IDirectMusicPortImpl;
typedef struct IDirectMusicThruImpl IDirectMusicThruImpl;
typedef struct IReferenceClockImpl IReferenceClockImpl;

typedef struct IDirectMusicCollectionImpl IDirectMusicCollectionImpl;
typedef struct IDirectMusicInstrumentImpl IDirectMusicInstrumentImpl;


/*****************************************************************************
 * Some stuff to make my life easier :=)
 */
 
/* some sort of aux. midi channel: big fake at the moment; accepts only priority
   changes... more coming soon */
00065 typedef struct DMUSIC_PRIVATE_MCHANNEL_ {
      DWORD priority;
} DMUSIC_PRIVATE_MCHANNEL, *LPDMUSIC_PRIVATE_MCHANNEL;

/* some sort of aux. channel group: collection of 16 midi channels */
00070 typedef struct DMUSIC_PRIVATE_CHANNEL_GROUP_ {
      DMUSIC_PRIVATE_MCHANNEL channel[16]; /* 16 channels in a group */
} DMUSIC_PRIVATE_CHANNEL_GROUP, *LPDMUSIC_PRIVATE_CHANNEL_GROUP;


/*****************************************************************************
 * ClassFactory
 */
extern HRESULT WINAPI DMUSIC_CreateDirectMusicImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter);
extern HRESULT WINAPI DMUSIC_CreateDirectMusicBufferImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter);
extern HRESULT WINAPI DMUSIC_CreateDirectMusicDownloadedInstrumentImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter);
extern HRESULT WINAPI DMUSIC_CreateDirectMusicDownloadImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter);
extern HRESULT WINAPI DMUSIC_CreateReferenceClockImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter);

extern HRESULT WINAPI DMUSIC_CreateDirectMusicCollectionImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter);
extern HRESULT WINAPI DMUSIC_CreateDirectMusicInstrumentImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter);

/*****************************************************************************
 * IDirectMusic8Impl implementation structure
 */
00090 struct IDirectMusic8Impl {
  /* IUnknown fields */
  const IDirectMusic8Vtbl *lpVtbl;
  LONG           ref;

  /* IDirectMusicImpl fields */
  IReferenceClockImpl* pMasterClock;
  IDirectMusicPort** ppPorts;
  int nrofports;
};

/*****************************************************************************
 * IDirectMusicBufferImpl implementation structure
 */
00104 struct IDirectMusicBufferImpl {
  /* IUnknown fields */
  const IDirectMusicBufferVtbl *lpVtbl;
  LONG           ref;

  /* IDirectMusicBufferImpl fields */
};

/*****************************************************************************
 * IDirectMusicDownloadedInstrumentImpl implementation structure
 */
00115 struct IDirectMusicDownloadedInstrumentImpl {
  /* IUnknown fields */
  const IDirectMusicDownloadedInstrumentVtbl *lpVtbl;
  LONG           ref;

  /* IDirectMusicDownloadedInstrumentImpl fields */
};

/*****************************************************************************
 * IDirectMusicDownloadImpl implementation structure
 */
00126 struct IDirectMusicDownloadImpl {
  /* IUnknown fields */
  const IDirectMusicDownloadVtbl *lpVtbl;
  LONG           ref;

  /* IDirectMusicDownloadImpl fields */
};

/*****************************************************************************
 * IDirectMusicPortImpl implementation structure
 */
00137 struct IDirectMusicPortImpl {
  /* IUnknown fields */
  const IDirectMusicPortVtbl *lpVtbl;
  const IDirectMusicPortDownloadVtbl *lpDownloadVtbl;
  const IDirectMusicThruVtbl *lpThruVtbl;
  LONG           ref;

  /* IDirectMusicPortImpl fields */
  IDirectSound* pDirectSound;
  IReferenceClock* pLatencyClock;
  BOOL fActive;
  DMUS_PORTCAPS caps;
  DMUS_PORTPARAMS params;
  int nrofgroups;
  DMUSIC_PRIVATE_CHANNEL_GROUP group[1];
};

extern HRESULT WINAPI IDirectMusicPortImpl_Activate (LPDIRECTMUSICPORT iface, BOOL fActive);

/** Internal factory */
extern HRESULT WINAPI DMUSIC_CreateDirectMusicPortImpl (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter, LPDMUS_PORTPARAMS pPortParams, LPDMUS_PORTCAPS pPortCaps);

/*****************************************************************************
 * IReferenceClockImpl implementation structure
 */
00162 struct IReferenceClockImpl {
  /* IUnknown fields */
  const IReferenceClockVtbl *lpVtbl;
  LONG           ref;

  /* IReferenceClockImpl fields */
  REFERENCE_TIME rtTime;
  DMUS_CLOCKINFO pClockInfo;
};

00172 typedef struct _DMUS_PRIVATE_INSTRUMENT_ENTRY {
      struct list entry; /* for listing elements */
      IDirectMusicInstrument* pInstrument;
} DMUS_PRIVATE_INSTRUMENTENTRY, *LPDMUS_PRIVATE_INSTRUMENTENTRY;

00177 typedef struct _DMUS_PRIVATE_POOLCUE {
      struct list entry; /* for listing elements */
} DMUS_PRIVATE_POOLCUE, *LPDMUS_PRIVATE_POOLCUE;

/*****************************************************************************
 * IDirectMusicCollectionImpl implementation structure
 */
00184 struct IDirectMusicCollectionImpl {
  /* IUnknown fields */
  const IUnknownVtbl *UnknownVtbl;
  const IDirectMusicCollectionVtbl *CollectionVtbl;
  const IDirectMusicObjectVtbl *ObjectVtbl;
  const IPersistStreamVtbl *PersistStreamVtbl;
  LONG           ref;

  /* IDirectMusicCollectionImpl fields */
  IStream *pStm; /* stream from which we load collection and later instruments */
  LARGE_INTEGER liCollectionPosition; /* offset in a stream where collection was loaded from */
  LARGE_INTEGER liWavePoolTablePosition; /* offset in a stream where wave pool table can be found */
  LPDMUS_OBJECTDESC pDesc;
  CHAR* szCopyright; /* FIXME: should probably placed somewhere else */
  LPDLSHEADER pHeader;
  /* pool table */
  LPPOOLTABLE pPoolTable;
  LPPOOLCUE pPoolCues;
  /* instruments */
  struct list Instruments;
};

/*****************************************************************************
 * IDirectMusicInstrumentImpl implementation structure
 */
00209 struct IDirectMusicInstrumentImpl {
  /* IUnknown fields */
  const IUnknownVtbl *UnknownVtbl;
  const IDirectMusicInstrumentVtbl *InstrumentVtbl;
  LONG           ref;

  /* IDirectMusicInstrumentImpl fields */
  LARGE_INTEGER liInstrumentPosition; /* offset in a stream where instrument chunk can be found */
  LPGUID pInstrumentID;
  LPINSTHEADER pHeader;
  WCHAR wszName[DMUS_MAX_NAME];
  /* instrument data */
};

/* custom :) */
extern HRESULT WINAPI IDirectMusicInstrumentImpl_Custom_Load (LPDIRECTMUSICINSTRUMENT iface, LPSTREAM pStm);

/**********************************************************************
 * Dll lifetime tracking declaration for dmusic.dll
 */
extern LONG DMUSIC_refCount;
static inline void DMUSIC_LockModule(void) { InterlockedIncrement( &DMUSIC_refCount ); }
static inline void DMUSIC_UnlockModule(void) { InterlockedDecrement( &DMUSIC_refCount ); }


/*****************************************************************************
 * Misc.
 */
/* my custom ICOM stuff */
#define ICOM_NAME_MULTI(impl,field,iface,name)  impl* const name=(impl*)((char*)(iface) - offsetof(impl,field))
#define ICOM_THIS_MULTI(impl,field,iface) ICOM_NAME_MULTI(impl,field,iface,This)
 
/* for simpler reading */
typedef struct _DMUS_PRIVATE_CHUNK {
      FOURCC fccID; /* FOURCC ID of the chunk */
      DWORD dwSize; /* size of the chunk */
} DMUS_PRIVATE_CHUNK, *LPDMUS_PRIVATE_CHUNK;

/* used for generic dumping (copied from ddraw) */
typedef struct {
    DWORD val;
    const char* name;
} flag_info;

typedef struct {
    const GUID *guid;
    const char* name;
} guid_info;

/* used for initialising structs (primarily for DMUS_OBJECTDESC) */
#define DM_STRUCT_INIT(x)                       \
      do {                                            \
            memset((x), 0, sizeof(*(x))); \
            (x)->dwSize = sizeof(*x);           \
      } while (0)

#define FE(x) { x, #x } 
#define GE(x) { &x, #x }

/* dwPatch from MIDILOCALE */
extern DWORD MIDILOCALE2Patch (LPMIDILOCALE pLocale);
/* MIDILOCALE from dwPatch */
extern void Patch2MIDILOCALE (DWORD dwPatch, LPMIDILOCALE pLocale);

/* check whether the given DWORD is even (return 0) or odd (return 1) */
extern int even_or_odd (DWORD number);
/* FOURCC to string conversion for debug messages */
extern const char *debugstr_fourcc (DWORD fourcc);
/* returns name of given GUID */
extern const char *debugstr_dmguid (const GUID *id);
/* dump whole DMUS_OBJECTDESC struct */
extern const char *debugstr_DMUS_OBJECTDESC (LPDMUS_OBJECTDESC pDesc);

#endif      /* __WINE_DMUSIC_PRIVATE_H */

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