- * This file is subject to the Apple OS-Developed Software exception.
- *
- * Contents:
- *
- * main() - Send a file to the printer or server.
- * cancel_job() - Cancel a print job.
- * check_printer_state() - Check the printer state.
- * monitor_printer() - Monitor the printer state.
- * new_request() - Create a new print creation or validation
- * request.
- * password_cb() - Disable the password prompt for
- * cupsDoFileRequest().
- * quote_string() - Quote a string value.
- * report_attr() - Report an IPP attribute value.
- * report_printer_state() - Report the printer state.
- * run_as_user() - Run the IPP backend as the printing user.
- * sigterm_handler() - Handle 'terminate' signals that stop the backend.
- * timeout_cb() - Handle HTTP timeouts.
- * update_reasons() - Update the printer-state-reasons values.