/*====================================================================*
 *
 *   Copyright (c) 2013 Qualcomm Atheros, Inc.
 *
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or
 *   without modification, are permitted (subject to the limitations
 *   in the disclaimer below) provided that the following conditions
 *   are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above
 *     copyright notice, this list of conditions and the following
 *     disclaimer in the documentation and/or other materials
 *     provided with the distribution.
 *
 *   * Neither the name of Qualcomm Atheros nor the names of
 *     its contributors may be used to endorse or promote products
 *     derived from this software without specific prior written
 *     permission.
 *
 *   NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
 *   GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE
 *   COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
 *   IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 *   PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
 *   OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 *   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 *   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 *   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 *   OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *--------------------------------------------------------------------*/

/*====================================================================*
 *
 *   void Request (struct plc * plc, char const * format, ...);
 *
 *   plc.h
 *
 *   Inform the user that an operation has started; print the channel
 *   name, template destination address and user message on stdout
 *   unless the PLC_SILENCE flag is set;
 *
 *   This function is identical to Confirm () except that it prints
 *   the template destination address instead of the packet source
 *   address because it is called before outgoing frames are encoded;
 *
 *
 *   Contributor(s):
 *      Charles Maier
 *
 *--------------------------------------------------------------------*/

#ifndef REQUEST_SOURCE
#define REQUEST_SOURCE

#include <stdio.h>
#include <stdarg.h>

#include "../plc/plc.h"
#include "../tools/memory.h"
#include "../tools/flags.h"

#ifdef __GNUC__

__attribute__ ((format (printf, 2, 3)))

#endif

void Request (struct plc * plc, char const *format, ...)

{
	if (_allclr (plc->flags, PLC_SILENCE))
	{
		char address [ETHER_ADDR_LEN * 3];
		struct channel * channel = (struct channel *)(plc->channel);
		hexdecode (channel->peer, sizeof (channel->peer), address, sizeof (address));
		fprintf (stderr, "%s %s ", channel->ifname, address);
		if ((format) && (*format))
		{
			va_list arglist;
			va_start (arglist, format);
			vfprintf (stderr, format, arglist);
			va_end (arglist);
		}
		fprintf (stderr, "\n");
	}
	return;
}


#endif

