/**
* Callback function definition of direct-pairing
*
+ * @param[OUT] ctx - User context which will be returned wth callback
* @param[OUT] peer - pairing device info.
* @param[OUT} result - It's returned with 'OC_STACK_XXX'. It will return 'OC_STACK_OK'
* if D2D pairing is success without error
*/
-typedef void (*OCDirectPairingResultCB)(OCDirectPairingDev_t *peer, OCStackResult result);
+typedef void (*OCDirectPairingResultCB)(void *ctx, OCDirectPairingDev_t *peer, OCStackResult result);
#ifdef __cplusplus