Echelon OpenLDV Manual de usuario descargar pdf (Pagina 28)

20 Using the OpenLDV API

ldv_free_matching_devices()

Call this function to release resources allocated by the

ldv_get_matching_devices() function.

Syntax

LDVCode ldv_free_matching_devices(

LDVDevices* pDevices

)

Table 7. ldv_free_matching_devices() Parameters

Parameter Direction Description

pDevices Input A pointer to an LDVDevices structure (that was returned

by the ldv_get_matching_devices() function) to be freed.

Remarks

Use this function to release resources allocated by the

ldv_get_matching_devices() function. This function returns LDV_OK if the

resources are successfully released.

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

of the LDVDevices structure.

ldv_get_device_info()

Call this function to retrieve device information about a LONWORKS interface

device.

Syntax

LDVCode ldv_get_device_info(

LPCSTR szDevice,

const LDVDeviceInfo** ppDeviceInfo

)

Table 8. ldv_get_device_info() Parameters

Parameter Direction Description

szDevice

Input The name of the LONWORKS interface device for which you

are requesting information.

ppDeviceInfo Output A pointer to an LDVDeviceInfo pointer that receives the

information of the requested device.

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Echelon OpenLDV Manual de usuario Pagina 28