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Fully implement the latest M17 specification.

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This commit is contained in:
Jonathan Naylor
2020-11-26 13:47:47 +00:00
parent 67b93d6310
commit ec80e9553a
5 changed files with 82 additions and 127 deletions
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8
M17LICH.cpp
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@@ -124,23 +124,19 @@ void CM17LICH::setLinkSetup(const unsigned char* data)
m_valid = CM17CRC::checkCRC(m_lich, M17_LICH_LENGTH_BYTES);
}
void CM17LICH::getFragment(unsigned char* data, unsigned short fn) const
void CM17LICH::getFragment(unsigned char* data, unsigned int n) const
{
assert(data != NULL);
CM17CRC::encodeCRC(m_lich, M17_LICH_LENGTH_BYTES);
unsigned int n = (fn & 0x7FFFU) % 5U;
::memcpy(data, m_lich + (n * M17_LICH_FRAGMENT_LENGTH_BYTES), M17_LICH_FRAGMENT_LENGTH_BYTES);
}
void CM17LICH::setFragment(const unsigned char* data, unsigned short fn)
void CM17LICH::setFragment(const unsigned char* data, unsigned int n)
{
assert(data != NULL);
unsigned int n = (fn & 0x7FFFU) % 5U;
::memcpy(m_lich + (n * M17_LICH_FRAGMENT_LENGTH_BYTES), data, M17_LICH_FRAGMENT_LENGTH_BYTES);
m_valid = CM17CRC::checkCRC(m_lich, M17_LICH_LENGTH_BYTES);