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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 "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.
*
*--------------------------------------------------------------------*/
/*====================================================================*
*
* signed DeviceIdent (struct plc * plc);
*
* plc.h
*
* This plugin for program plc reads the first block of a device
* PIB using VS_RD_MOD and updates the plc structure with device
* network identity information, including MAC, DAK and NMK;
*
*
* Contributor(s):
* Charles Maier
*
*--------------------------------------------------------------------*/
#ifndef DEVICEIDENT_SOURCE
#define DEVICEIDENT_SOURCE
#include <string.h>
#include "../plc/plc.h"
#include "../tools/error.h"
#include "../tools/flags.h"
#include "../tools/memory.h"
#include "../pib/pib.h"
signed DeviceIdent (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_rd_mod_request
{
struct ethernet_hdr ethernet;
struct qualcomm_hdr qualcomm;
uint8_t MODULEID;
uint8_t MACCESS;
uint16_t MLENGTH;
uint32_t MOFFSET;
uint8_t MSECRET [16];
}
* request = (struct vs_rd_mod_request *) (message);
struct __packed vs_rd_mod_confirm
{
struct ethernet_hdr ethernet;
struct qualcomm_hdr qualcomm;
uint8_t MSTATUS;
uint8_t RES [3];
uint8_t MODULEID;
uint8_t RESERVED;
uint16_t MLENGTH;
uint32_t MOFFSET;
uint32_t MCHKSUM;
struct simple_pib IDENT;
}
* confirm = (struct vs_rd_mod_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_RD_MOD | MMTYPE_REQ));
plc->packetsize = (ETHER_MIN_LEN - ETHER_CRC_LEN);
request->MODULEID = VS_MODULE_PIB;
request->MLENGTH = HTOLE16 (sizeof (confirm->IDENT));
request->MOFFSET = 0;
if (SendMME (plc) <= 0)
{
error (1, errno, CHANNEL_CANTSEND);
}
while (ReadMME (plc, 0, (VS_RD_MOD | MMTYPE_CNF)) <= 0)
{
plc->flags |= PLC_BAILOUT;
Failure (plc, PLC_NODETECT);
}
if (confirm->MSTATUS)
{
Failure (plc, PLC_WONTDOIT);
}
memcpy (plc->MAC, confirm->IDENT.MAC, sizeof (plc->MAC));
memcpy (plc->DAK, confirm->IDENT.DAK, sizeof (plc->DAK));
memcpy (plc->NMK, confirm->IDENT.NMK, sizeof (plc->NMK));
return (0);
}
#endif
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