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/* Copyright (C) 2010-2011 Circuits At Home, LTD. All rights reserved.
This software may be distributed and modified under the terms of the GNU
General Public License version 2 (GPL2) as published by the Free Software
Foundation and appearing in the file GPL2.TXT included in the packaging of
this file. Please note that GPL2 Section 2[b] requires that all works based
on this software must also be made publicly available under the terms of
the GPL2 ("Copyleft").
Contact information
-------------------
Circuits At Home, LTD
Web : http://www.circuitsathome.com
e-mail : support@circuitsathome.com
*/
#include "ptpdebug.h"
void HexDump::Parse(const uint16_t len, const uint8_t *pbuf, const uint32_t &offset)
{
for (uint16_t j=0; j<len; j++, byteCount++, byteTotal++)
{
if (!byteCount)
{
PrintHex<uint16_t>(byteTotal);
Serial.print(": ");
}
PrintHex<uint8_t>(pbuf[j]);
Serial.print(" ");
if (byteCount == 15)
{
Serial.println("");
byteCount = 0xFF;
}
}
}
void EOSEventDump::Parse(const uint16_t len, const uint8_t *pbuf, const uint32_t &offset)
{
uint8_t *p = (uint8_t*)pbuf;
uint16_t cntdn = (uint16_t)len;
switch (parseStage)
{
case 0:
// Get PTP data packet size
ptppktSize = *((uint32_t*)p);
// Return if the packet has only one empty record
if (ptppktSize == 0x14)
return;
Serial.println("\r\n");
for (uint8_t i=0; i<4; i++)
{
PrintHex<uint8_t>(((uint8_t*)&ptppktSize)[i]);
Serial.print(" ");
}
// Skip PTP packet header
p += 12;
cntdn -= 12;
parseStage ++;
case 1:
parseSubstage = 0;
parseStage ++;
case 2:
while (1)
{
switch (parseSubstage)
{
// CR after each event record
case 0:
Serial.println("");
valueParser.Initialize(&valueBuffer);
parseSubstage ++;
// Parse record size value
case 1:
//Serial.println("1");
if (!valueParser.Parse(&p, &cntdn))
return;
recordSize = (uint32_t)theBuffer;
for (uint8_t i=0; i<4; i++)
{
PrintHex<uint8_t>(((uint8_t*)&theBuffer)[i]);
Serial.print(" ");
}
recordSize -= 4;
valueParser.Initialize(&valueBuffer);
parseSubstage ++;
// Parse the first uint32_t value
case 2:
//Serial.println("2");
if (!valueParser.Parse(&p, &cntdn))
return;
for (uint8_t i=0; i<4; i++)
{
PrintHex<uint8_t>(((uint8_t*)&theBuffer)[i]);
Serial.print(" ");
}
recordSize -= 4;
// Return if empty(last) record
if (recordSize == 0x08 && (uint32_t)theBuffer == 0)
{
parseSubstage = 0;
parseStage = 0;
return;
}
parseSubstage ++;
// Print the rest of the record
case 3:
//Serial.println("3");
for (; recordSize && cntdn; recordSize--, cntdn--, p++)
{
PrintHex<uint8_t>(*p);
Serial.print(" ");
}
if (!recordSize)
parseSubstage = 0;
if (!cntdn)
return;
} // switch (parseSubstage)
} // while(1)
} // switch (parseStage)
}