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Add UDP ports for packet forwarding in Packet mod and demod.

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This commit is contained in:
Jon Beniston
2021-04-07 21:06:00 +01:00
parent 300c428f8c
commit e15470494a
25 changed files with 751 additions and 47 deletions
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plugins/channeltx/modpacket/packetmodsource.cpp
+39
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@@ -601,6 +601,45 @@ void PacketModSource::addTXPacket(QString callsign, QString to, QString via, QSt
packet_length = p-&packet[0];
encodePacket(packet, packet_length, crc_start, packet_end);
}
void PacketModSource::addTXPacket(QByteArray data)
{
uint8_t packet[AX25_MAX_BYTES];
uint8_t *crc_start;
uint8_t *packet_end;
uint8_t *p;
crc16x25 crc;
uint16_t crcValue;
int packet_length;
// Create AX.25 packet
p = packet;
// Flag
for (int i = 0; i < std::min(m_settings.m_ax25PreFlags, AX25_MAX_FLAGS); i++)
*p++ = AX25_FLAG;
crc_start = p;
// Copy packet payload
for (int i = 0; i < data.size(); i++)
*p++ = data[i];
// CRC (do not include flags)
crc.calculate(crc_start, p-crc_start);
crcValue = crc.get();
*p++ = crcValue & 0xff;
*p++ = (crcValue >> 8);
packet_end = p;
// Flag
for (int i = 0; i < std::min(m_settings.m_ax25PostFlags, AX25_MAX_FLAGS); i++)
*p++ = AX25_FLAG;
packet_length = p-&packet[0];
encodePacket(packet, packet_length, crc_start, packet_end);
}
void PacketModSource::encodePacket(uint8_t *packet, int packet_length, uint8_t *crc_start, uint8_t *packet_end)
{
// HDLC bit stuffing
m_byteIdx = 0;
m_bitIdx = 0;