int6klog.c
Author: cmaier@cmassoc.net

    /*====================================================================*
     *
     *   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.
     *
     *--------------------------------------------------------------------*/

    /*====================================================================*
     *
     *   int6klog.c - Atheros INT6x00 Log Retrieval Utility;
     *
     *
     *   Contributor(s):
     *      Charles Maier <cmaier@qca.qualcomm.com>
     *      Nathaniel Houghton <nhoughto@qca.qualcomm.com>
     *
     *--------------------------------------------------------------------*/

    /*====================================================================*"
     *   system header files;
     *--------------------------------------------------------------------*/

    #include <unistd.h>
    #include <stdint.h>
    #include <stdlib.h>
    #include <ctype.h>

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

    #include "../tools/getoptv.h"
    #include "../tools/putoptv.h"
    #include "../tools/memory.h"
    #include "../tools/number.h"
    #include "../tools/symbol.h"
    #include "../tools/format.h"
    #include "../tools/base64.h"
    #include "../tools/types.h"
    #include "../tools/flags.h"
    #include "../tools/files.h"
    #include "../tools/error.h"
    #include "../ether/channel.h"
    #include "../plc/plc.h"

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

    #ifndef MAKEFILE
    #include "../plc/Devices.c"
    #include "../plc/Failure.c"
    #include "../plc/SendMME.c"
    #include "../plc/ReadMME.c"
    #endif

    #ifndef MAKEFILE
    #include "../tools/error.c"
    #include "../tools/getoptv.c"
    #include "../tools/putoptv.c"
    #include "../tools/version.c"
    #include "../tools/uintspec.c"
    #include "../tools/hexdump.c"
    #include "../tools/hexencode.c"
    #include "../tools/hexdecode.c"
    #include "../tools/hexstring.c"
    #include "../tools/todigit.c"
    #include "../tools/strfbits.c"
    #include "../tools/synonym.c"
    #include "../tools/lookup.c"
    #include "../tools/assist.c"
    #include "../tools/codelist.c"
    #include "../tools/b64dump.c"
    #endif

    #ifndef MAKEFILE
    #include "../ether/openchannel.c"
    #include "../ether/closechannel.c"
    #include "../ether/readpacket.c"
    #include "../ether/sendpacket.c"
    #include "../ether/channel.c"
    #endif

    #ifndef MAKEFILE
    #include "../mme/MMECode.c"
    #include "../mme/EthernetHeader.c"
    #include "../mme/QualcommHeader.c"
    #include "../mme/UnwantedMessage.c"
    #endif

    /*====================================================================*
     *   constants
     *--------------------------------------------------------------------*/

    #define MSTATUS_STATUS (7 << 0)
    #define MSTATUS_MAJORVERSION (1 << 3)
    #define MSTATUS_BUFFERISLOCKED (1 << 4)
    #define MSTATUS_AUTOLOCKONRESET (1 << 5)
    #define MSTATUS_UNSOLICITEDUPDATES (1 << 6)
    #define MSTATUS_UNSOLICITED (1 << 7)

    #define INT6KLOG_FMT_RAW  1
    #define INT6KLOG_FMT_XML  2

    #define WD_ACTION_READ   (1 << 0)
    #define WD_ACTION_CLEAR  (1 << 1)
    #define WD_ACTION_CUSTOM (1 << 2)

    /*====================================================================*
     * program variables;
     *--------------------------------------------------------------------*/

    static struct _code_ const formats [] =

    {
    	{
    		INT6KLOG_FMT_RAW,
    		"raw",
    	},
    	{
    		INT6KLOG_FMT_XML,
    		"xml",
    	}
    };

    /*====================================================================*
     *
     *   static signed PrintRawWatchdogReport (struct plc * plc);
     *
     *   Read the watchdog report using VS_WD_RPT and write to file in
     *   binary format; the output can be sent to Atheros Support for
     *   analysis;
     *
     *   VS_WD_RPT request returns an indication instead of a confirmation
     *   message; this is unusual but so is life;
     *
     *
     *   Contributor(s):
     *      Charles Maier <cmaier@qca.qualcomm.com>
     *
     *--------------------------------------------------------------------*/

    static signed PrintRawWatchdogReport (struct plc * plc)

    {
    	struct channel * channel = (struct channel *)(plc->channel);
    	struct message * message = (struct message *)(plc->message);

    #ifndef __GNUC__
    #pragma pack (push,1)
    #endif

    	struct __packed vs_wd_rpt_request
    	{
    		struct ethernet_hdr ethernet;
    		struct qualcomm_hdr qualcomm;
    		uint16_t SESSIONID;
    		uint8_t CLR;
    	}
    	* request = (struct vs_wd_rpt_request *) (message);
    	struct __packed vs_wd_rpt_indicate
    	{
    		struct ethernet_hdr ethernet;
    		struct qualcomm_hdr qualcomm;
    		uint8_t MSTATUS;
    		uint16_t SESSIONID;
    		uint8_t NUMPARTS;
    		uint8_t CURPART;
    		uint16_t RDATALENGTH;
    		uint8_t RDATAOFFSET;
    		uint8_t RDATA [1];
    	}
    	* indicate = (struct vs_wd_rpt_indicate *) (message);

    #ifndef __GNUC__
    #pragma pack (pop)
    #endif

    	memset (message, 0, sizeof (* message));
    	EthernetHeader (&request->ethernet, channel->peer, channel->host, channel->type);
    	QualcommHeader (&request->qualcomm, 0, (VS_WD_RPT | MMTYPE_REQ));
    	plc->packetsize = (ETHER_MIN_LEN - ETHER_CRC_LEN);
    	request->SESSIONID = HTOLE16 (plc->cookie);
    	request->CLR = plc->readaction;
    	if (SendMME (plc) <= 0)
    	{
    		error (PLC_EXIT (plc), errno, CHANNEL_CANTSEND);
    		return (-1);
    	}
    	do
    	{
    		printf ("%d %d\n", LE16TOH (indicate->RDATALENGTH), indicate->RDATAOFFSET);
    		if (ReadMME (plc, 0, (VS_WD_RPT | MMTYPE_IND)) <= 0)
    		{
    			error (PLC_EXIT (plc), errno, CHANNEL_CANTREAD);
    			return (-1);
    		}
    		printf ("%d %d\n", LE16TOH (indicate->RDATALENGTH), indicate->RDATAOFFSET);
    		if (indicate->MSTATUS)
    		{
    			Failure (plc, PLC_WONTDOIT);
    			return (-1);
    		}
    		printf ("%d %d\n", LE16TOH (indicate->RDATALENGTH), indicate->RDATAOFFSET);
    		write (STDOUT_FILENO, indicate->RDATA + indicate->RDATAOFFSET, LE16TOH (indicate->RDATALENGTH) - indicate->RDATAOFFSET);
    	}
    	while (indicate->CURPART < indicate->NUMPARTS);
    	return (0);
    }

    /*====================================================================*
     *
     *   static signed PrintWatchdogReport (struct plc * plc, char const * version);
     *
     *   Read the watchdog report using VS_WD_RPT and print to file in
     *   XML format; this file may be sent to QCA for analysis;
     *
     *   VS_WD_RPT request returns an indication instead of a confirmation
     *   message; this is unusual but so is life;
     *
     *
     *   Contributor(s):
     *      Charles Maier <cmaier@qca.qualcomm.com>
     *
     *--------------------------------------------------------------------*/

    static signed PrintWatchdogReport (struct plc * plc, char const * version)

    {
    	struct channel * channel = (struct channel *)(plc->channel);
    	struct message * message = (struct message *)(plc->message);

    #ifndef __GNUC__
    #pragma pack (push,1)
    #endif

    	struct __packed vs_wd_rpt_request
    	{
    		struct ethernet_hdr ethernet;
    		struct qualcomm_hdr qualcomm;
    		uint16_t SESSIONID;
    		uint8_t CLR;
    	}
    	* request = (struct vs_wd_rpt_request *) (message);
    	struct __packed vs_wd_rpt_ind
    	{
    		struct ethernet_hdr ethernet;
    		struct qualcomm_hdr qualcomm;
    		uint8_t MSTATUS;
    		uint16_t SESSIONID;
    		uint8_t NUMPARTS;
    		uint8_t CURPART;
    		uint16_t RDATALENGTH;
    		uint8_t RDATAOFFSET;
    		uint8_t RDATA [1];
    	}
    	* indicate = (struct vs_wd_rpt_ind *) (message);

    #ifndef __GNUC__
    #pragma pack (pop)
    #endif

    	memset (message, 0, sizeof (* message));
    	EthernetHeader (&request->ethernet, channel->peer, channel->host, channel->type);
    	QualcommHeader (&request->qualcomm, 0, (VS_WD_RPT | MMTYPE_REQ));
    	plc->packetsize = (ETHER_MIN_LEN - ETHER_CRC_LEN);
    	request->SESSIONID = HTOLE16 (plc->cookie);
    	request->CLR = plc->readaction;
    	if (SendMME (plc) <= 0)
    	{
    		error (PLC_EXIT (plc), errno, CHANNEL_CANTSEND);
    		return (-1);
    	}
    	printf ("<WatchdogReport>");
    	do
    	{
    		if (ReadMME (plc, 0, (VS_WD_RPT | MMTYPE_IND)) < 0)
    		{
    			error (PLC_EXIT (plc), errno, CHANNEL_CANTREAD);
    			return (-1);
    		}
    		if (indicate->MSTATUS)
    		{
    			Failure (plc, PLC_WONTDOIT);
    			return (-1);
    		}
    		printf ("<Packet>");
    		printf ("<Version>%s</Version>", version);
    		printf ("<OUI>%s</OUI>", "00B052");
    		printf ("<Status>0</Status>");
    		printf ("<SessionId>0</SessionId>");
    		printf ("<NumParts>%d</NumParts>", indicate->NUMPARTS);
    		printf ("<CurPart>%d</CurPart>", indicate->CURPART);
    		printf ("<DataLength>%d</DataLength>", LE16TOH (indicate->RDATALENGTH));
    		printf ("<DataOffset>%d</DataOffset>", indicate->RDATAOFFSET);
    		printf ("<Data>");
    		b64dump (indicate->RDATA + indicate->RDATAOFFSET, LE16TOH (indicate->RDATALENGTH) - indicate->RDATAOFFSET, 0, stdout);
    		printf ("</Data>");
    		printf ("</Packet>");
    	}
    	while (indicate->CURPART < indicate->NUMPARTS);
    	printf ("</WatchdogReport>");
    	return (0);
    }

    /*====================================================================*
     *
     *   static signed PrintCheckpointReport (struct plc * plc, char const * version);
     *
     *   Read the watchdog reqport using VS_CP_RPT and write to file in
     *   binary or XML format; this file can be sent to Atheros Support
     *   for analysis;
     *
     *   VS_CP_RPT request returns an indication instead of a confirmation
     *   message; this is unusual but so is life;
     *
     *
     *   Contributor(s):
     *      Charles Maier <cmaier@qca.qualcomm.com>
     *      Nathaniel Houghton <nhoughto@qca.qualcomm.com>
     *
     *--------------------------------------------------------------------*/

    static signed PrintCheckpointReport (struct plc * plc, char const * version)

    {
    	struct channel * channel = (struct channel *)(plc->channel);
    	struct message * message = (struct message *)(plc->message);

    #ifndef __GNUC__
    #pragma pack (push,1)
    #endif

    	struct __packed vs_cp_rpt_request
    	{
    		struct ethernet_hdr ethernet;
    		struct qualcomm_hdr qualcomm;
    		uint16_t SESSIONID;
    		uint8_t CLR;
    	}
    	* request = (struct vs_cp_rpt_request *) (message);
    	struct __packed vs_cp_rpt_ind
    	{
    		struct ethernet_hdr ethernet;
    		struct qualcomm_hdr qualcomm;
    		uint8_t MSTATUS;
    		uint8_t MAJORVERSION;
    		uint8_t MINORVERSION;
    		uint8_t RESERVED [14];
    		uint16_t SESSIONID;
    		uint32_t TOTALBUFFERSIZE;
    		uint32_t BLOCKOFFSET;
    		uint32_t BYTEINDEXOFNEXTPOSITION;
    		uint8_t NUMPARTS;
    		uint8_t CURPART;
    		uint16_t RDATALENGTH;
    		uint8_t RDATAOFFSET;
    		uint8_t RDATA [1];
    	}
    	* indicate = (struct vs_cp_rpt_ind *) (message);

    #ifndef __GNUC__
    #pragma pack (pop)
    #endif

    	memset (message, 0, sizeof (* message));
    	EthernetHeader (&request->ethernet, channel->peer, channel->host, channel->type);
    	QualcommHeader (&request->qualcomm, 0, (VS_CP_RPT | MMTYPE_REQ));
    	plc->packetsize = (ETHER_MIN_LEN - ETHER_CRC_LEN);
    	request->SESSIONID = HTOLE16 (plc->cookie);
    	request->CLR = plc->readaction;
    	if (SendMME (plc) <= 0)
    	{
    		error (PLC_EXIT (plc), errno, CHANNEL_CANTSEND);
    		return (-1);
    	}
    	printf ("<CheckpointReport>");
    	do
    	{
    		if (ReadMME (plc, 0, (VS_CP_RPT | MMTYPE_IND)) <= 0)
    		{
    			error (PLC_EXIT (plc), errno, CHANNEL_CANTREAD);
    			return (-1);
    		}
    		if (_anyset (indicate->MSTATUS, MSTATUS_STATUS))
    		{
    			Failure (plc, PLC_WONTDOIT);
    			return (-1);
    		}
    		printf ("<Packet>");
    		printf ("<Version>%s</Version>", version);
    		printf ("<Status>0</Status>");
    		printf ("<MajorVersionBit>%d</MajorVersionBit>", indicate->MSTATUS & MSTATUS_MAJORVERSION? 1:0);
    		printf ("<BufferIsLocked>%d</BufferIsLocked>", indicate->MSTATUS & MSTATUS_BUFFERISLOCKED? 1:0);
    		printf ("<AutoLockOnResetIsOn>%d</AutoLockOnResetIsOn>", indicate->MSTATUS & MSTATUS_AUTOLOCKONRESET? 1:0);
    		printf ("<UnsolicitedUpdatesIsOn>%d</UnsolicitedUpdatesIsOn>", indicate->MSTATUS & MSTATUS_UNSOLICITEDUPDATES? 1:0);
    		printf ("<Unsolicited>%d</Unsolicited>", indicate->MSTATUS & MSTATUS_UNSOLICITED? 1:0);
    		printf ("<MajorVersion>%d</MajorVersion>", indicate->MAJORVERSION);
    		printf ("<MinorVersion>%d</MinorVersion>", indicate->MINORVERSION);
    		printf ("<Reserved1>0</Reserved1>");
    		printf ("<Reserved2>0</Reserved2>");
    		printf ("<Reserved3>0</Reserved3>");
    		printf ("<Reserved4>0</Reserved4>");
    		printf ("<SessionId>1</SessionId>");
    		printf ("<TotalBufferSize>%d</TotalBufferSize>", LE32TOH (indicate->TOTALBUFFERSIZE));
    		printf ("<BlockOffset>%d</BlockOffset>", LE32TOH (indicate->BLOCKOFFSET));
    		printf ("<ByteIndexOfNextPos>%d</ByteIndexOfNextPos>", LE32TOH (indicate->BYTEINDEXOFNEXTPOSITION));
    		printf ("<NumParts>%d</NumParts>", indicate->NUMPARTS);
    		printf ("<CurPart>%d</CurPart>", indicate->CURPART);
    		printf ("<RDataLength>%d</RDataLength>", LE16TOH (indicate->RDATALENGTH));
    		printf ("<RDataOffset>%d</RDataOffset>", indicate->RDATAOFFSET);
    		printf ("<RData>");
    		b64dump (indicate->RDATA + indicate->RDATAOFFSET, LE16TOH (indicate->RDATALENGTH), 0, stdout);
    		printf ("</RData>");
    		printf ("</Packet>");
    	}
    	while (indicate->CURPART < indicate->NUMPARTS);
    	printf ("</CheckpointReport>");
    	return (0);
    }

    /*====================================================================*
     *
     *   static signed Diagnostics (struct plc * plc)
     *
     *   read the firmware version string from a device before reading
     *   and writing the watchdog and checkpoint reports in XML format;
     *
     *
     *--------------------------------------------------------------------*/

    static signed Diagnostics (struct plc * plc)

    {
    	char version [PLC_VERSION_STRING];
    	struct channel * channel = (struct channel *)(plc->channel);
    	struct message * message = (struct message *)(plc->message);

    #ifndef __GNUC__
    #pragma pack (push,1)
    #endif

    	struct __packed vs_sw_ver_request
    	{
    		struct ethernet_hdr ethernet;
    		struct qualcomm_hdr qualcomm;
    		uint8_t MSTATUS;
    		uint8_t MDEVICEID;
    		uint8_t MVERLENGTH;
    		char MVERSION [PLC_VERSION_STRING];
    	}
    	* request = (struct vs_sw_ver_request *) (message);
    	struct __packed vs_sw_ver_confirm
    	{
    		struct ethernet_hdr ethernet;
    		struct qualcomm_hdr qualcomm;
    		uint8_t MSTATUS;
    		uint8_t MDEVICEID;
    		uint8_t MVERLENGTH;
    		char MVERSION [PLC_VERSION_STRING];
    	}
    	* confirm = (struct vs_sw_ver_confirm *) (message);

    #ifndef __GNUC__
    #pragma pack (pop)
    #endif

    	memset (message, 0, sizeof (* message));
    	EthernetHeader (&request->ethernet, channel->peer, channel->host, channel->type);
    	QualcommHeader (&request->qualcomm, 0, (VS_SW_VER | MMTYPE_REQ));
    	plc->packetsize = (ETHER_MIN_LEN - ETHER_CRC_LEN);
    	if (SendMME (plc) <= 0)
    	{
    		error (PLC_EXIT (plc), errno, CHANNEL_CANTSEND);
    		return (-1);
    	}
    	if (ReadMME (plc, 0, (VS_SW_VER | MMTYPE_CNF)) <= 0)
    	{
    		error (PLC_EXIT (plc), errno, CHANNEL_CANTREAD);
    		return (-1);
    	}
    	if (confirm->MSTATUS)
    	{
    		Failure (plc, PLC_WONTDOIT);
    		return (-1);
    	}
    	memcpy (version, confirm->MVERSION, sizeof (version));
    	if (plc->action == INT6KLOG_FMT_XML)
    	{
    		printf ("<?xml version='1.0' encoding='utf-8' standalone='yes'?>");
    		printf ("<Diagnostics>");
    		PrintWatchdogReport (plc, version);
    		PrintCheckpointReport (plc, version);
    		printf ("</Diagnostics>\n");
    		return (0);
    	}
    	if (plc->action == INT6KLOG_FMT_RAW)
    	{
    		PrintRawWatchdogReport (plc);
    		return (0);
    	}
    	return (0);
    }

    /*====================================================================*
     *
     *   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 [] =
    	{
    		"cCef:ri:qvz:",
    		"device [device] [...] [> stdout]",
    		"Qualcomm Atheros INT6x00 Log Retrieval Utility",
    		"c\tclear watchdog and checkpoint reports",
    		"C\tcustom watchdog report",
    		"e\tredirect stderr to stdout",
    		"f s\tprint Watchdog Report in format (s) [xml]",

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

    		"i n\thost interface is (n) [" LITERAL (CHANNEL_ETHNUMBER) "]",

    #else

    		"i s\thost interface is (s) [" LITERAL (CHANNEL_ETHDEVICE) "]",

    #endif

    		"q\tquiet mode",
    		"r\tread ",
    		"v\tverbose mode",
    		(char const *) (0)
    	};

    #include "../plc/plc.c"

    	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.readaction = 0;
    	plc.action = INT6KLOG_FMT_XML;
    	while ((c = getoptv (argc, argv, optv)) != -1)
    	{
    		switch (c)
    		{
    		case 'C':
    			_setbits (plc.readaction, WD_ACTION_CUSTOM);
    			break;
    		case 'c':
    			_setbits (plc.readaction, WD_ACTION_CLEAR);
    			break;
    		case 'e':
    			dup2 (STDOUT_FILENO, STDERR_FILENO);
    			break;
    		case 'f':
    			if ((c = lookup (optarg, formats, SIZEOF (formats))) == -1)
    			{
    				assist (optarg, "format", formats, SIZEOF (formats));
    			}
    			plc.action = (uint8_t)(c);
    			break;
    		case 'i':

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

    			channel.ifindex = atoi (optarg);

    #else

    			channel.ifname = optarg;

    #endif

    			break;
    		case 'q':
    			_setbits (channel.flags, CHANNEL_SILENCE);
    			_setbits (plc.flags, PLC_SILENCE);
    			break;
    		case 'r':
    			_setbits (plc.readaction, WD_ACTION_READ);
    			break;
    		case 'v':
    			_setbits (channel.flags, CHANNEL_VERBOSE);
    			_setbits (plc.flags, PLC_VERBOSE);
    			break;
    		case 'z':
    			plc.readaction = (uint8_t)(uintspec (optarg, 0, 255));
    			break;
    		default:
    			break;
    		}
    	}
    	argc -= optind;
    	argv += optind;
    	if (argc != 1)
    	{
    		if (plc.rpt.file != -1)
    		{
    			error (1, ECANCELED, PLC_NODEVICE);
    		}
    	}
    	openchannel (&channel);
    	if (!(plc.message = malloc (sizeof (* plc.message))))
    	{
    		error (1, errno, PLC_NOMEMORY);
    	}

    #ifdef WIN32

    	if (plc.action == INT6KLOG_FMT_RAW)
    	{
    		setmode (STDOUT_FILENO, O_BINARY);
    	}

    #endif

    	if (!argc)
    	{
    		Diagnostics (&plc);
    	}
    	while ((argc) && (* argv))
    	{
    		if (!hexencode (channel.peer, sizeof (channel.peer), synonym (* argv, devices, SIZEOF (devices))))
    		{
    			error (1, errno, PLC_BAD_MAC, * argv);
    		}
    		Diagnostics (&plc);
    		argc--;
    		argv++;
    	}
    	free (plc.message);
    	closechannel (&channel);
    	exit (0);
    }

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