~~NOTOC~~
[[wiegand_api]] > [[BS2_GetWiegandDevices]]

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===== BS2_GetWiegandDevices =====
Retrieves the Wiegand card readers being used.
==== Declaration ====
<code cpp>
#include "BS_API.h"

int BS2_GetWiegandDevices(void* context, uint32_t deviceId, uint32_t** wiegandDeviceObj, uint32_t* numWiegandDevice);
</code>
==== Parameter ====
  * [In] ''//context//'' : Context
  * [In] ''//deviceId//'' : Device ID
  * [Out] ''//wiegandDeviceObj//'' : Wiegand card reader list pointer
  * [Out] ''//numWiegandDevice//'' : Number of Wiegand card readers
<WRAP indent>
<WRAP info 70%>
**NOTE**\\
The wiegandDeviceObj variable needs to return the memory to the system by the [[BS2_ReleaseObject]] function after being used. 
</WRAP>
</WRAP>
==== Return Value ====
If successfully done, ''BS_SDK_SUCCESS'' will be returned. \\
If there is an error, the corresponding error code will be returned.
==== See Also ====
[[BS2_SearchWiegandDevices]]\\ [[BS2_AddWiegandDevices]]\\ [[BS2_RemoveWiegandDevices]]