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/*====================================================================*
 *
 *   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 &quot;AS IS&quot; 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.  
 *
 *--------------------------------------------------------------------*/

/*====================================================================*&quot;
 *
 *   plcstat.c -
 *
 *
 *   Contributor(s):
 *      Charles Maier &lt;cmaier@qca.qualcomm.com&gt;
 *
 *--------------------------------------------------------------------*/

/*====================================================================*&quot;
 *   system header files;
 *--------------------------------------------------------------------*/

#include &lt;unistd.h&gt;
#include &lt;stdlib.h&gt;
#include &lt;stdint.h&gt;
#include &lt;limits.h&gt;

/*====================================================================*
 *   custom header files;
 *--------------------------------------------------------------------*/

#include &quot;../tools/getoptv.h&quot;
#include &quot;../tools/putoptv.h&quot;
#include &quot;../tools/memory.h&quot;
#include &quot;../tools/number.h&quot;
#include &quot;../tools/symbol.h&quot;
#include &quot;../tools/types.h&quot;
#include &quot;../tools/flags.h&quot;
#include &quot;../tools/files.h&quot;
#include &quot;../tools/error.h&quot;
#include &quot;../plc/plc.h&quot;

/*====================================================================*
 *   custom source files;
 *--------------------------------------------------------------------*/

#ifndef MAKEFILE
#include &quot;../plc/chipset.c&quot;
#include &quot;../plc/Confirm.c&quot;
#include &quot;../plc/Display.c&quot;
#include &quot;../plc/Failure.c&quot;
#include &quot;../plc/Request.c&quot;
#include &quot;../plc/ReadMME.c&quot;
#include &quot;../plc/SendMME.c&quot;
#include &quot;../plc/Devices.c&quot;
#include &quot;../plc/LinkStatistics.c&quot;
#include &quot;../plc/LocalDevices.c&quot;
#include &quot;../plc/NetworkInformation2.c&quot;
#include &quot;../plc/Topology2.c&quot;
#include &quot;../plc/Platform.c&quot;
#include &quot;../plc/WaitForStart.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../tools/error.c&quot;
#include &quot;../tools/getoptv.c&quot;
#include &quot;../tools/putoptv.c&quot;
#include &quot;../tools/version.c&quot;
#include &quot;../tools/uintspec.c&quot;
#include &quot;../tools/hexdump.c&quot;
#include &quot;../tools/hexencode.c&quot;
#include &quot;../tools/hexdecode.c&quot;
#include &quot;../tools/hexstring.c&quot;
#include &quot;../tools/todigit.c&quot;
#include &quot;../tools/synonym.c&quot;
#include &quot;../tools/typename.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../ether/openchannel.c&quot;
#include &quot;../ether/closechannel.c&quot;
#include &quot;../ether/readpacket.c&quot;
#include &quot;../ether/sendpacket.c&quot;
#include &quot;../ether/channel.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../mme/EthernetHeader.c&quot;
#include &quot;../mme/QualcommHeader.c&quot;
#include &quot;../mme/QualcommHeader1.c&quot;
#include &quot;../mme/UnwantedMessage.c&quot;
#include &quot;../mme/MMECode.c&quot;
#endif

/*====================================================================*
 *   program constants;
 *--------------------------------------------------------------------*/

#define LINKIDS 	(sizeof (linkids) / sizeof (struct _term_))
#define DIRECTIONS 	(sizeof (directions) / sizeof (struct _term_))

#define AMPSTAT_LOOP 1
#define AMPSTAT_WAIT 0

/*====================================================================*
 *   program constants;
 *--------------------------------------------------------------------*/

static const struct _term_ linkids [] =

{
	{
		&quot;CSMA-ALL&quot;,
		&quot;0xFC&quot;
	},
	{
		&quot;CSMA-CAP0&quot;,
		&quot;0x00&quot;
	},
	{
		&quot;CSMA-CAP1&quot;,
		&quot;0x01&quot;
	},
	{
		&quot;CSMA-CAP2&quot;,
		&quot;0x02&quot;
	},
	{
		&quot;CSMA-CAP3&quot;,
		&quot;0x03&quot;
	},
	{
		&quot;CSMA-PEER&quot;,
		&quot;0xF8&quot;
	},
};

static const struct _term_ directions [] =

{
	{
		&quot;both&quot;,
		&quot;2&quot;
	},
	{
		&quot;rx&quot;,
		&quot;1&quot;
	},
	{
		&quot;tx&quot;,
		&quot;0&quot;
	}
};

/*====================================================================*
 *
 *   void manager (struct plc * plc);
 *
 *   perform operations in logical order despite any order specfied
 *   on the command line; for example read PIB before writing PIB;
 *
 *   operation order is controlled by the order of &quot;if&quot; statements
 *   shown here; the entire operation sequence can be repeated with
 *   an optional pause between each iteration;
 *
 *
 *--------------------------------------------------------------------*/

void manager (struct plc * plc, signed count, signed pause)

{
	while (count--)
	{
		if (_anyset (plc-&gt;flags, PLC_ANALYSE))
		{
			Topology2 (plc);
		}
		if (_anyset (plc-&gt;flags, PLC_NETWORK))
		{
			NetworkInformation2 (plc);
		}
		if (_anyset (plc-&gt;flags, PLC_LINK_STATS))
		{
			LinkStatistics (plc);
		}
		sleep (pause);
	}
	return;
}

/*====================================================================*
 *
 *   int main (int argc, char const * argv[]);
 *
 *   parse command line, populate plc structure and perform selected
 *   operations; show help summary if asked; see getoptv and putoptv
 *   to understand command line parsing and help summary display; see
 *   plc.h for the definition of struct plc;
 *
 *   the command line accepts multiple MAC addresses and the program
 *   performs the specified operations on each address, in turn; the
 *   address order is significant but the option order is not; the
 *   default address is a local broadcast that causes all devices on
 *   the local H1 interface to respond but not those at the remote
 *   end of the powerline;
 *
 *   the default address is 00:B0:52:00:00:01; omitting the address
 *   will automatically address the local device; some options will
 *   cancel themselves if this makes no sense;
 *
 *   the default interface is eth1 because most people use eth0 as
 *   their principle network connection; you can specify another
 *   interface with -i or define environment string PLC to make
 *   that the default interface and save typing;
 *
 *
 *--------------------------------------------------------------------*/

int main (int argc, char const * argv [])

{
	extern struct channel channel;
	static char const * optv [] =
	{
		&quot;Cd:ei:l:mp:qs:tvw:&quot;,
		&quot;device [device] [...] [&gt; stdout]&quot;,
		&quot;Qualcomm Atheros AR7x00 Link Statistics&quot;,

#if defined (WINPCAP) || defined (LIBPCAP)

		&quot;i n\thost interface is (n) [&quot; LITERAL (CHANNEL_ETHNUMBER) &quot;]&quot;,

#else

		&quot;i s\thost interface is (s) [&quot; LITERAL (CHANNEL_ETHDEVICE) &quot;]&quot;,

#endif

		&quot;C\tclear statistics without reading using VS_LNK_STATS&quot;,
		&quot;d n\tdirection (0=tx, 1=rx, 2=both) for VS_LNK_STATS&quot;,
		&quot;e\tredirect stderr to stdout&quot;,
		&quot;l n\tloop n times [&quot; LITERAL (AMPSTAT_LOOP) &quot;]&quot;,
		&quot;s n\tLink ID for VS_LNK_STATS (see Programmer's Guide)&quot;,
		&quot;m\tprint network membership information using VS_NW_INFO&quot;,
		&quot;p x\tpeer node address for options -s&quot;,
		&quot;q\tquiet mode&quot;,
		&quot;t\tprint network topology using VS_NW_INFO with VS_SW_VER&quot;,
		&quot;v\tverbose mode&quot;,
		&quot;w n\twait n seconds [&quot; LITERAL (AMPSTAT_WAIT) &quot;]&quot;,
		(char const *) (0)
	};

#include &quot;../plc/plc.c&quot;

	signed loop = AMPSTAT_LOOP;
	signed wait = AMPSTAT_WAIT;
	signed c;
	if (getenv (PLCDEVICE))
	{

#if defined (WINPCAP) || defined (LIBPCAP)

		channel.ifindex = atoi (getenv (PLCDEVICE));

#else

		channel.ifname = strdup (getenv (PLCDEVICE));

#endif

	}
	optind = 1;
	plc.pushbutton = 0;
	while ((c = getoptv (argc, argv, optv)) != -1)
	{
		switch (c)
		{
		case 'C':
			_setbits (plc.flags, PLC_LINK_STATS);
			plc.pushbutton = 1;
			break;
		case 'd':
			_setbits (plc.flags, PLC_LINK_STATS);
			plc.module = (uint8_t)(uintspec (synonym (optarg, directions, DIRECTIONS), 0, UCHAR_MAX));
			break;
		case 'e':
			dup2 (STDOUT_FILENO, STDERR_FILENO);
			break;
		case 'i':

#if defined (WINPCAP) || defined (LIBPCAP)

			channel.ifindex = atoi (optarg);

#else

			channel.ifname = optarg;

#endif

			break;
		case 'm':
			_setbits (plc.flags, PLC_NETWORK);
			break;
		case 'p':
			_setbits (plc.flags, PLC_LINK_STATS);
			if (!hexencode (plc.RDA, sizeof (plc.RDA), (char const *)(optarg)))
			{
				error (1, errno, PLC_BAD_MAC, optarg);
			}
			break;
		case 'l':
			loop = (unsigned)(uintspec (optarg, 0, UINT_MAX));
			break;
		case 'q':
			_setbits (channel.flags, CHANNEL_SILENCE);
			_setbits (plc.flags, PLC_SILENCE);
			break;
		case 's':
			_setbits (plc.flags, PLC_LINK_STATS);
			plc.action = (uint8_t)(uintspec (synonym (optarg, linkids, LINKIDS), 0, UCHAR_MAX));
			break;
		case 't':
			_setbits (plc.flags, PLC_ANALYSE);
			break;
		case 'v':
			_setbits (channel.flags, CHANNEL_VERBOSE);
			_setbits (plc.flags, PLC_VERBOSE);
			break;
		case 'w':
			wait = (unsigned)(uintspec (optarg, 0, 3600));
			break;
		default:
			break;
		}
	}
	argc -= optind;
	argv += optind;
	openchannel (&amp;channel);
	if (!(plc.message = malloc (sizeof (* plc.message))))
	{
		error (1, errno, PLC_NOMEMORY);
	}
	if (!argc)
	{
		manager (&amp;plc, loop, wait);
	}
	while ((argc) &amp;&amp; (* argv))
	{
		if (!hexencode (channel.peer, sizeof (channel.peer), synonym (* argv, devices, SIZEOF (devices))))
		{
			error (1, errno, PLC_BAD_MAC, * argv);
		}
		manager (&amp;plc, loop, wait);
		argc--;
		argv++;
	}
	free (plc.message);
	closechannel (&amp;channel);
	return (0);
}


</pre>
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