asiolist.h

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#ifndef __asiolist__
#define __asiolist__
 
#define DRVERR                  -5000
#define DRVERR_INVALID_PARAM            DRVERR-1
#define DRVERR_DEVICE_ALREADY_OPEN      DRVERR-2
#define DRVERR_DEVICE_NOT_FOUND         DRVERR-3
 
#define MAXPATHLEN                      512
#define MAXDRVNAMELEN           128
 
struct asiodrvstruct
{
        int                                             drvID;
        CLSID                                   clsid;
        char                                    dllpath[MAXPATHLEN];
        char                                    drvname[MAXDRVNAMELEN];
        LPVOID                                  asiodrv;
        struct asiodrvstruct    *next;
};
 
typedef struct asiodrvstruct ASIODRVSTRUCT;
typedef ASIODRVSTRUCT   *LPASIODRVSTRUCT;
 
class AsioDriverList {
public:
        AsioDriverList();
        ~AsioDriverList();
        
        LONG asioOpenDriver (int,VOID **);
        LONG asioCloseDriver (int);
 
        // nice to have
        LONG asioGetNumDev (VOID);
        LONG asioGetDriverName (int,char *,int);                
        LONG asioGetDriverPath (int,char *,int);
        LONG asioGetDriverCLSID (int,CLSID *);
 
        // or use directly access
        LPASIODRVSTRUCT lpdrvlist;
        int                             numdrv;
};
 
typedef class AsioDriverList *LPASIODRIVERLIST;
 
#endif