Function spinStringGetMaxLength 

pub unsafe extern "C" fn spinStringGetMaxLength(
    hNode: spinNodeHandle,
    pValue: *mut i64,
) -> spinError

Retrieves the maximum length of the c-string to be returned @see spinError

@param hNode The string node of the length to retrieve @param pValue The integer pointer in which the maximum length of the c-string is returned

@return spinError The error code; returns SPINNAKER_ERR_SUCCESS (or 0) for no error