Closes a switching device and invalidates the specified switch handle.

DWORD swiCloseSwitch ( SWIHD swihd)

swihd Handle returned by swiOpenSwitch.

• SUCCESS
• CTAERR_INVALID_HANDLE
  swihd is not a valid switch handle.

• None.

This function frees memory associated with the open switch handle and invalidates the handle. If the switch handle was opened with the SWI_ENABLE_RESTORE flag set in swiOpenSwitch, switch block outputs affected by switching calls (using this handle) will be restored to the state they were in when swiOpenSwitch was called.

Refer to Section 3.3, Closing a Switch Handle.

If CTAERR_DRIVER_ERROR is returned, call swiGetLastError to retrieve the MVIP device error code.

Refer to Section 3.3, Closing a Switch Handle for more information.

swiGetLastError, swiOpenSwitch

void myApplicationShutdown(SWIHD hd[], unsigned count)
{
    unsigned i;

    for (i = 0; i < count; i++)
    {
        swiCloseSwitch(hd[i]);
    }
}