INSTDATA.H

/************************************************************************** 
 * 
 *  THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY 
 *  KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE 
 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR 
 *  PURPOSE. 
 * 
 *  Copyright 1993 - 1998 Microsoft Corporation.  All Rights Reserved. 
 *  
 **************************************************************************/ 
 
/* 
 * instdata.h 
 */ 
 
/* Structure to pass instance data from the application 
   to the low-level callback function. 
 */ 
typedef struct callbackInstance_tag 
{ 
    HWND                hWnd; 
    HANDLE              hSelf;   
    DWORD               dwDevice; 
    LPCIRCULARBUFFER    lpBuf; 
    HMIDIOUT            hMapper; 
} CALLBACKINSTANCEDATA; 
typedef CALLBACKINSTANCEDATA FAR *LPCALLBACKINSTANCEDATA; 
 
/* Function prototypes 
 */ 
LPCALLBACKINSTANCEDATA FAR PASCAL AllocCallbackInstanceData(void); 
void FAR PASCAL FreeCallbackInstanceData(LPCALLBACKINSTANCEDATA lpBuf);