AllJoyn/Samples/BACnetAdapter/bacnet-stack-0.8.2/demo/handler/s_wpm.c
uint8_t Send_Write_Property_Multiple_Request_Data(
    uint32_t device_id,
    BACNET_WRITE_ACCESS_DATA * write_access_data)
{
    BACNET_ADDRESS dest;
    BACNET_ADDRESS my_address;
    unsigned max_apdu = 0;
    uint8_t invoke_id = 0;
    bool status = false;
    int len = 0;
    int pdu_len = 0;
    int bytes_sent = 0;
    BACNET_NPDU_DATA npdu_data;

    /* is the device bound? */
    status = address_get_by_device(device_id, &max_apdu, &dest);
    /* is there a tsm available? */
    if (status)
        invoke_id = tsm_next_free_invokeID();
    if (invoke_id) {
        /* encode the NPDU portion of the packet */
        datalink_get_my_address(&my_address);
        npdu_encode_npdu_data(&npdu_data, true, MESSAGE_PRIORITY_NORMAL);
        pdu_len =
            npdu_encode_pdu(&Handler_Transmit_Buffer[0], &dest, &my_address,
            &npdu_data);

        len =
            wpm_encode_apdu(&Handler_Transmit_Buffer[pdu_len], max_apdu,
            invoke_id, write_access_data);

        pdu_len += len;

        /* will it fit in the sender?
           note: if there is a bottleneck router in between
           us and the destination, we won't know unless
           we have a way to check for that and update the
           max_apdu in the address binding table. */
        if ((unsigned) pdu_len < max_apdu) {
            tsm_set_confirmed_unsegmented_transaction(invoke_id, &dest,
                &npdu_data, &Handler_Transmit_Buffer[0], (uint16_t) pdu_len);
            bytes_sent =
                datalink_send_pdu(&dest, &npdu_data,
                &Handler_Transmit_Buffer[0], pdu_len);
#if PRINT_ENABLED
            if (bytes_sent <= 0)
                fprintf(stderr, "Failed to Send WriteProperty Request (%s)!\n",
                    strerror(errno));
#endif
        } else {
            tsm_free_invoke_id(invoke_id);
            invoke_id = 0;
#if PRINT_ENABLED
            fprintf(stderr,
                "Failed to Send WriteProperty Request "
                "(exceeds destination maximum APDU)!\n");
#endif
        }
    }

    return invoke_id;
}
/** Sends a Write Property Multiple request.
 * @param device_id [in] ID of the destination device
 * @param write_access_data [in] Ptr to structure with the linked list of
 *        objects and properties to be written.
 * @return invoke id of outgoing message, or 0 if device is not bound or no tsm available
 */
Sends a Write Property Multiple request.
@param device_id [in] ID of the destination device
@param write_access_data [in] Ptr to structure with the linked list of
objects and properties to be written.
@return invoke id of outgoing message, or 0 if device is not bound or no tsm available
Sends a Write Property Multiple request . @param device_id [ in ] ID of the destination device @param write_access_data [ in ] Ptr to structure with the linked list of objects and properties to be written . @return invoke id of outgoing message or 0 if device is not bound or no tsm available
uint8_t Send_Write_Property_Multiple_Request_Data(
    uint32_t device_id,
    BACNET_WRITE_ACCESS_DATA * write_access_data)
{
    BACNET_ADDRESS dest;
    BACNET_ADDRESS my_address;
    unsigned max_apdu = 0;
    uint8_t invoke_id = 0;
    bool status = false;
    int len = 0;
    int pdu_len = 0;
    int bytes_sent = 0;
    BACNET_NPDU_DATA npdu_data;
    status = address_get_by_device(device_id, &max_apdu, &dest);
    if (status)
        invoke_id = tsm_next_free_invokeID();
    if (invoke_id) {
        datalink_get_my_address(&my_address);
        npdu_encode_npdu_data(&npdu_data, true, MESSAGE_PRIORITY_NORMAL);
        pdu_len =
            npdu_encode_pdu(&Handler_Transmit_Buffer[0], &dest, &my_address,
            &npdu_data);
        len =
            wpm_encode_apdu(&Handler_Transmit_Buffer[pdu_len], max_apdu,
            invoke_id, write_access_data);
        pdu_len += len;
        if ((unsigned) pdu_len < max_apdu) {
            tsm_set_confirmed_unsegmented_transaction(invoke_id, &dest,
                &npdu_data, &Handler_Transmit_Buffer[0], (uint16_t) pdu_len);
            bytes_sent =
                datalink_send_pdu(&dest, &npdu_data,
                &Handler_Transmit_Buffer[0], pdu_len);
#if PRINT_ENABLED
            if (bytes_sent <= 0)
                fprintf(stderr, "Failed to Send WriteProperty Request (%s)!\n",
                    strerror(errno));
#endif
        } else {
            tsm_free_invoke_id(invoke_id);
            invoke_id = 0;
#if PRINT_ENABLED
            fprintf(stderr,
                "Failed to Send WriteProperty Request "
                "(exceeds destination maximum APDU)!\n");
#endif
        }
    }
    return invoke_id;
}
uint8_t Send_Write_Property_Multiple_Request_Data ( uint32_t device_id , BACNET_WRITE_ACCESS_DATA * write_access_data ) { BACNET_ADDRESS dest ; BACNET_ADDRESS my_address ; unsigned max_apdu = 0 ; uint8_t invoke_id = 0 ; bool status = false ; int len = 0 ; int pdu_len = 0 ; int bytes_sent = 0 ; BACNET_NPDU_DATA npdu_data ; status = address_get_by_device ( device_id , & max_apdu , & dest ) ; if ( status ) invoke_id = tsm_next_free_invokeID ( ) ; if ( invoke_id ) { datalink_get_my_address ( & my_address ) ; npdu_encode_npdu_data ( & npdu_data , true , MESSAGE_PRIORITY_NORMAL ) ; pdu_len = npdu_encode_pdu ( & Handler_Transmit_Buffer [ 0 ] , & dest , & my_address , & npdu_data ) ; len = wpm_encode_apdu ( & Handler_Transmit_Buffer [ pdu_len ] , max_apdu , invoke_id , write_access_data ) ; pdu_len += len ; if ( ( unsigned ) pdu_len < max_apdu ) { tsm_set_confirmed_unsegmented_transaction ( invoke_id , & dest , & npdu_data , & Handler_Transmit_Buffer [ 0 ] , ( uint16_t ) pdu_len ) ; bytes_sent = datalink_send_pdu ( & dest , & npdu_data , & Handler_Transmit_Buffer [ 0 ] , pdu_len ) ; #if PRINT_ENABLED if ( bytes_sent <= 0 ) fprintf ( stderr , " \n " , strerror ( errno ) ) ; #endif } else { tsm_free_invoke_id ( invoke_id ) ; invoke_id = 0 ; #if PRINT_ENABLED fprintf ( stderr , " " " \n " ) ; #endif } } return invoke_id ; }
Sends a Write Property Multiple request.
Sends a Write Property Multiple request .
/* is the device bound? */ /* is there a tsm available? */ /* encode the NPDU portion of the packet */ /* will it fit in the sender?
           note: if there is a bottleneck router in between
           us and the destination, we won't know unless
           we have a way to check for that and update the
           max_apdu in the address binding table. */