// Function which adds a subscriber to the tree
void AddSubscriber(SUBSCRIBER **tree, BYTE username[MAX_USERNAME_LENGTH], LONG_MAC mac, MAC_ADDRESS mac_array, unsigned short session_id, BYTE auth_ppp_identifier, BYTE authenticator[16]) {
// If the location of the new node is found, add new subscriber to bottom of tree
if ((*tree) == NULL) {
*tree = malloc (sizeof(SUBSCRIBER));
(*tree)->right = NULL;
(*tree)->left = NULL;
(*tree)->creationTime = time(NULL);
(*tree)->mac = mac;
(*tree)->mac_array[0] = mac_array[0];
(*tree)->mac_array[1] = mac_array[1];
(*tree)->mac_array[2] = mac_array[2];
memcpy((*tree)->username, username, strlen(username));
(*tree)->session_id = session_id;
(*tree)->echoReceived = FALSE;
(*tree)->bytesSent = 0;
(*tree)->bytesReceived = 0;
(*tree)->authenticated = 0;
memcpy((*tree)->aaaAuthenticator, authenticator, 16);
(*tree)->auth_ppp_identifier = auth_ppp_identifier;
// PrintSubscribers(*tree);
}
// Otherwise, search the tree
else if (mac < (*tree)->mac) AddSubscriber(&(*tree)->left, username, mac, mac_array, session_id, auth_ppp_identifier, authenticator);
else if (mac > (*tree)->mac) AddSubscriber(&(*tree)->right, username, mac, mac_array, session_id, auth_ppp_identifier, authenticator);
}
// register a callback for device connection status events
wmx_Status_t PIPE_HANDLER_RegisterCtrlStatusUpdatesCB(wmx_pCtrlStatusUpdateCB_t ctrlStatusUpdateCB)
{
if (!PIPE_HANDLER_IsInitialized())
{
return WMX_ST_MODULE_NOT_INITIALIZED;
}
if ((ctrlStatusUpdateCB != NULL) && (eventsSubsList != NULL) && (AddSubscriber(eventsSubsList, ctrlStatusUpdateCB) != NULL))
{
return WMX_ST_OK;
}
return WMX_ST_CALLBACK_NOT_REGISTERED;
}
