mirror of https://github.com/arendst/Tasmota.git
40 lines
1005 B
C++
40 lines
1005 B
C++
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/*
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* File: NTPPacket.cpp
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* Description:
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* NTP packet representation.
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* Author: Mooneer Salem <mooneer@gmail.com>
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* License: New BSD License
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*/
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#include "NTPPacket.h"
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void NtpPacket::swapEndian()
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{
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reverseBytes_(&rootDelay);
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reverseBytes_(&rootDispersion);
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reverseBytes_(&referenceTimestampSeconds);
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reverseBytes_(&referenceTimestampFraction);
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reverseBytes_(&originTimestampSeconds);
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reverseBytes_(&originTimestampFraction);
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reverseBytes_(&receiveTimestampSeconds);
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reverseBytes_(&receiveTimestampFraction);
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reverseBytes_(&transmitTimestampSeconds);
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reverseBytes_(&transmitTimestampFraction);
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}
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void NtpPacket::reverseBytes_(uint32_t *number)
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{
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char buf[4];
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char *numberAsChar = (char*)number;
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buf[0] = numberAsChar[3];
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buf[1] = numberAsChar[2];
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buf[2] = numberAsChar[1];
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buf[3] = numberAsChar[0];
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numberAsChar[0] = buf[0];
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numberAsChar[1] = buf[1];
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numberAsChar[2] = buf[2];
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numberAsChar[3] = buf[3];
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}
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