windows-nt/Source/XPSP1/NT/multimedia/media/drivers/drvlib/inc/config.h

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2020-09-26 03:20:57 -05:00
/****************************************************************************
*
* config.h
*
* Multimedia kernel driver support component (drvlib)
*
* Copyright (c) 1993-1994 Microsoft Corporation
*
* Support configuration of multi-media drivers :
*
* History
*
***************************************************************************/
typedef struct {
PCTSTR ParameterName;
DWORD DefaultValue; // Used if not found in the registry
DWORD InitialValue; // At start of configuration action
DWORD CurrentTry; // Latest user try
DWORD DriverReturn; // Value after driver loaded
}
DRIVER_CONFIG_PARM, *PDRIVER_CONFIG_PARM;
typedef struct {
UINT NumerOfParameters;
PDRIVER_CONFIG_PARM Parameters;
} DRIVER_CONFIG_STATE, *PDRIVER_CONFIG_STATE;
typedef struct {
UINT DlgId;
DLGPROC Dialog;
} CONFIGURE_DIALOG;
/*
** To set this stuff up the device-specific driver must support
** DriverConfigInit (DRIVER_CONFIG_INIT)
*/
typedef struct {
PTSTR DriverName; // This gives us the registry location
PTSTR DriverClass; // For class for starting driver
/*
** Dialogs converse with user to update the state
*/
BOOL bInstall; // For configure dialog
BOOL InitiallyLoaded; // Was it initially loaded?
DRIVER_CONFIG_PARAM Parms;
} DRIVER_CONFIGURATION, *PDRIVER_CONFIGURATION;
typedef VOID DRIVER_CONFIG_INIT (PDRIVER_CONFIGURATION);
LONG DriverConfigConfigureDriver(PDRIVER_CONFIGURATION);
LONG DriverConfigInstallDriver(PDRIVER_CONFIGURATION);
BOOL DriverConfigCheckAccess(PDRIVER_CONFIGURATION);
/*
** Internal utility routines
*/
BOOL DriverConfigReadInitialValues(PDRIVER_CONFIGURATION);
BOOL DriverConfigReadCurrentValues(PDRIVER_CONFIGURATION);
BOOL DriverConfigSetCurrentValues(PDRIVER_CONFIGURATION);
BOOL DriverConfigRevertValues(PDRIVER_CONFIGURATION);