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OpenLDV Programmer’s Guide 21

Remarks

Use this function to retrieve device information about a LONWORKS interface

device. This function returns LDV_OK if the device information is successfully

retrieved. After you retrieve the device information and no longer need it, you

must free the device information resources by calling the

ldv_free_device_info() function.

The contents of the returned structure is constant (read-only) and cannot be

modified.

See Structures and Enumerations for the Device API on page 37 for a description

of the LDVDeviceInfo structure.

ldv_get_driver_info()

Call this function to retrieve driver information about a LONWORKS interface

device driver.

Syntax

LDVCode ldv_get_driver_info(

LDVDriverID nDriverId,

LDVDriverInfo** ppDriverInfo

)

Table 9. ldv_get_driver_info() Parameters

Parameter Direction Description

nDriverId Input The driver ID of the driver for which you are requesting

information.

ppDriverInfo Output A pointer to an LDVDriverInfo pointer that receives the

information of the requested driver.

Remarks

Use this function to retrieve driver information about a LONWORKS interface

device driver. This function returns LDV_OK if the driver information is

successfully retrieved. After you retrieve the driver information and no longer

need it, you must free the driver information resources by calling the

ldv_free_driver_info() function.

The contents of the returned structure should be treated as constant (read-only)

and cannot be modified.

See Structures and Enumerations for the Driver API on page 42 for a description

of the LDVDriverID enumeration values and the LDVDriverInfo structure.

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Echelon OpenLDV User Manual Page 29