Clean up the frame processing for RF and network.
This commit is contained in:
Jonathan Naylor
parent
d2bf8eb744
commit
28e013acb7
|
|
@ -13,6 +13,7 @@
|
|||
|
||||
#include "M17Control.h"
|
||||
#include "M17Convolution.h"
|
||||
#include "M17Utils.h"
|
||||
#include "M17CRC.h"
|
||||
#include "Golay24128.h"
|
||||
#include "Utils.h"
|
||||
|
|
@ -157,7 +158,7 @@ bool CM17Control::writeModem(unsigned char* data, unsigned int len)
|
|||
|
||||
CM17Convolution conv;
|
||||
unsigned char frame[M17_LICH_LENGTH_BYTES];
|
||||
conv.decodeLinkSetup(data, frame);
|
||||
conv.decodeLinkSetup(data + 2U + M17_SYNC_LENGTH_BYTES, frame);
|
||||
|
||||
bool valid = CM17CRC::checkCRC(frame, M17_LICH_LENGTH_BYTES);
|
||||
if (valid) {
|
||||
|
|
@ -212,7 +213,7 @@ bool CM17Control::writeModem(unsigned char* data, unsigned int len)
|
|||
CSync::addM17Sync(data + 2U);
|
||||
|
||||
unsigned char setup[M17_LICH_LENGTH_BYTES];
|
||||
m_rfLICH.getLinkSetup(data + 2U);
|
||||
m_rfLICH.getLinkSetup(setup);
|
||||
|
||||
// Add the convolution FEC
|
||||
CM17Convolution conv;
|
||||
|
|
@ -232,22 +233,24 @@ bool CM17Control::writeModem(unsigned char* data, unsigned int len)
|
|||
if (m_rfState == RS_RF_LATE_ENTRY) {
|
||||
CM17Convolution conv;
|
||||
unsigned char frame[M17_FN_LENGTH_BYTES + M17_PAYLOAD_LENGTH_BYTES + M17_CRC_LENGTH_BYTES];
|
||||
conv.decodeData(data, frame);
|
||||
conv.decodeData(data + 2U + M17_SYNC_LENGTH_BYTES + M17_LICH_FRAGMENT_FEC_LENGTH_BYTES, frame);
|
||||
|
||||
bool valid = CM17CRC::checkCRC(frame, M17_FN_LENGTH_BYTES + M17_PAYLOAD_LENGTH_BYTES + M17_CRC_LENGTH_BYTES);
|
||||
if (valid) {
|
||||
m_rfFN = (frame[0U] << 8) + (frame[1U] << 0);
|
||||
|
||||
unsigned int frag1, frag2, frag3, frag4;
|
||||
|
||||
// XXX TODO populate frag1-4
|
||||
CM17Utils::splitFragmentLICHFEC(data + 2U + M17_SYNC_LENGTH_BYTES, frag1, frag2, frag3, frag4);
|
||||
|
||||
unsigned int lich1 = CGolay24128::decode24128(frag1);
|
||||
unsigned int lich2 = CGolay24128::decode24128(frag2);
|
||||
unsigned int lich3 = CGolay24128::decode24128(frag3);
|
||||
unsigned int lich4 = CGolay24128::decode24128(frag4);
|
||||
|
||||
m_rfLICH.setFragment(data + 2U + M17_SYNC_LENGTH_BYTES, m_rfFN & 0x7FFFU);
|
||||
unsigned char lich[M17_LICH_FRAGMENT_LENGTH_BYTES];
|
||||
CM17Utils::combineFragmentLICH(lich1, lich2, lich3, lich4, lich);
|
||||
|
||||
m_rfLICH.setFragment(lich, m_rfFN);
|
||||
|
||||
valid = m_rfLICH.isValid();
|
||||
if (valid) {
|
||||
|
|
@ -297,7 +300,7 @@ bool CM17Control::writeModem(unsigned char* data, unsigned int len)
|
|||
CSync::addM17Sync(data + 2U);
|
||||
|
||||
unsigned char setup[M17_LICH_LENGTH_BYTES];
|
||||
m_rfLICH.getLinkSetup(data + 2U);
|
||||
m_rfLICH.getLinkSetup(setup);
|
||||
|
||||
// Add the convolution FEC
|
||||
CM17Convolution conv;
|
||||
|
|
@ -319,7 +322,7 @@ bool CM17Control::writeModem(unsigned char* data, unsigned int len)
|
|||
#endif
|
||||
CM17Convolution conv;
|
||||
unsigned char frame[M17_FN_LENGTH_BYTES + M17_PAYLOAD_LENGTH_BYTES + M17_CRC_LENGTH_BYTES];
|
||||
conv.decodeData(data, frame);
|
||||
conv.decodeData(data + 2U + M17_SYNC_LENGTH_BYTES + M17_LICH_FRAGMENT_FEC_LENGTH_BYTES, frame);
|
||||
|
||||
bool valid = CM17CRC::checkCRC(frame, M17_FN_LENGTH_BYTES + M17_PAYLOAD_LENGTH_BYTES + M17_CRC_LENGTH_BYTES);
|
||||
if (valid) {
|
||||
|
|
@ -355,22 +358,36 @@ bool CM17Control::writeModem(unsigned char* data, unsigned int len)
|
|||
rfData[0U] = TAG_DATA;
|
||||
rfData[1U] = 0x00U;
|
||||
|
||||
// Generate the sync
|
||||
CSync::addM17Sync(rfData + 2U);
|
||||
|
||||
// Re-encode the LICH fragment
|
||||
m_rfLICH.getFragment(rfData + 2U + M17_SYNC_LENGTH_BYTES, m_rfFN & 0x7FFFU);
|
||||
unsigned char lich[M17_LICH_FRAGMENT_LENGTH_BYTES];
|
||||
m_netLICH.getFragment(lich, m_rfFN);
|
||||
|
||||
// XXX TODO Golay on LICH fragment
|
||||
unsigned int lich1, lich2, lich3, lich4;
|
||||
CM17Utils::splitFragmentLICH(lich, lich1, lich2, lich3, lich4);
|
||||
|
||||
// Re-encode the payload
|
||||
conv.encodeData(frame, rfData + 2U + M17_SYNC_LENGTH_BYTES + M17_LICH_FRAGMENT_LENGTH_BYTES);
|
||||
// Add Golay to the LICH fragment here
|
||||
CGolay24128::encode24128(lich1);
|
||||
CGolay24128::encode24128(lich2);
|
||||
CGolay24128::encode24128(lich3);
|
||||
CGolay24128::encode24128(lich4);
|
||||
|
||||
CM17Utils::combineFragmentLICHFEC(lich1, lich2, lich3, lich4, rfData + 2U + M17_SYNC_LENGTH_BYTES);
|
||||
|
||||
// Add the Convolution FEC
|
||||
conv.encodeData(frame, rfData + 2U + M17_SYNC_LENGTH_BYTES + M17_LICH_FRAGMENT_FEC_LENGTH_BYTES);
|
||||
|
||||
unsigned char temp[M17_FRAME_LENGTH_BYTES];
|
||||
interleaver(rfData + 2U, temp);
|
||||
decorrelator(rfData, data + 2U);
|
||||
|
||||
// Calculate the BER
|
||||
if (valid) {
|
||||
for (unsigned int i = 2U; i < 50U; i++)
|
||||
for (unsigned int i = 2U; i < (M17_FRAME_LENGTH_BYTES + 2U); i++)
|
||||
m_rfErrs += countBits(rfData[i] ^ data[i]);
|
||||
|
||||
m_rfBits += 272U;
|
||||
m_rfBits += M17_FRAME_LENGTH_BITS;
|
||||
|
||||
float ber = float(m_rfErrs) / float(m_rfBits);
|
||||
m_display->writeM17BER(ber);
|
||||
|
|
@ -501,7 +518,7 @@ void CM17Control::writeNetwork()
|
|||
m_netTimeoutTimer.start();
|
||||
m_packetTimer.start();
|
||||
m_elapsed.start();
|
||||
m_netFrames = 1U;
|
||||
m_netFrames = 0U;
|
||||
|
||||
// Create a dummy start message
|
||||
unsigned char start[M17_FRAME_LENGTH_BYTES + 2U];
|
||||
|
|
@ -513,7 +530,7 @@ void CM17Control::writeNetwork()
|
|||
CSync::addM17Sync(start + 2U);
|
||||
|
||||
unsigned char setup[M17_LICH_LENGTH_BYTES];
|
||||
m_netLICH.getLinkSetup(start + 2U);
|
||||
m_netLICH.getLinkSetup(setup);
|
||||
|
||||
// Add the convolution FEC
|
||||
CM17Convolution conv;
|
||||
|
|
@ -531,23 +548,19 @@ void CM17Control::writeNetwork()
|
|||
data[0U] = TAG_DATA;
|
||||
data[1U] = 0x00U;
|
||||
|
||||
unsigned char* p = data + 2U;
|
||||
|
||||
// Generate the sync
|
||||
CSync::addM17Sync(p);
|
||||
p += M17_SYNC_LENGTH_BYTES;
|
||||
CSync::addM17Sync(data + 2U);
|
||||
|
||||
m_netFrames++;
|
||||
|
||||
// Add the fragment LICH
|
||||
uint16_t fn = (netData[38U] << 8) + (netData[39U] << 0);
|
||||
|
||||
unsigned char lich[6U];
|
||||
m_netLICH.getFragment(lich, fn & 0x7FFFU);
|
||||
unsigned char lich[M17_LICH_FRAGMENT_LENGTH_BYTES];
|
||||
m_netLICH.getFragment(lich, fn);
|
||||
|
||||
unsigned int lich1, lich2, lich3, lich4;
|
||||
|
||||
// XXX TODO
|
||||
CM17Utils::splitFragmentLICH(lich, lich1, lich2, lich3, lich4);
|
||||
|
||||
// Add Golay to the LICH fragment here
|
||||
CGolay24128::encode24128(lich1);
|
||||
|
|
@ -555,21 +568,10 @@ void CM17Control::writeNetwork()
|
|||
CGolay24128::encode24128(lich3);
|
||||
CGolay24128::encode24128(lich4);
|
||||
|
||||
::memcpy(p, &lich1, M17_LICH_FRAGMENT_LENGTH_BYTES / 4U);
|
||||
p += M17_LICH_FRAGMENT_LENGTH_BYTES / 4U;
|
||||
|
||||
::memcpy(p, &lich2, M17_LICH_FRAGMENT_LENGTH_BYTES / 4U);
|
||||
p += M17_LICH_FRAGMENT_LENGTH_BYTES / 4U;
|
||||
|
||||
::memcpy(p, &lich3, M17_LICH_FRAGMENT_LENGTH_BYTES / 4U);
|
||||
p += M17_LICH_FRAGMENT_LENGTH_BYTES / 4U;
|
||||
|
||||
::memcpy(p, &lich4, M17_LICH_FRAGMENT_LENGTH_BYTES / 4U);
|
||||
p += M17_LICH_FRAGMENT_LENGTH_BYTES / 4U;
|
||||
|
||||
unsigned char payload[M17_FN_LENGTH_BYTES + M17_PAYLOAD_LENGTH_BYTES + M17_CRC_LENGTH_BYTES];
|
||||
CM17Utils::combineFragmentLICHFEC(lich1, lich2, lich3, lich4, data + 2U + M17_SYNC_LENGTH_BYTES);
|
||||
|
||||
// Add the FN and the data/audio
|
||||
unsigned char payload[M17_FN_LENGTH_BYTES + M17_PAYLOAD_LENGTH_BYTES + M17_CRC_LENGTH_BYTES];
|
||||
::memcpy(payload, netData + 38U, M17_FN_LENGTH_BYTES + M17_PAYLOAD_LENGTH_BYTES);
|
||||
|
||||
// Add the CRC
|
||||
|
|
@ -577,7 +579,7 @@ void CM17Control::writeNetwork()
|
|||
|
||||
// Add the Convolution FEC
|
||||
CM17Convolution conv;
|
||||
conv.encodeData(payload, p);
|
||||
conv.encodeData(payload, data + 2U + M17_SYNC_LENGTH_BYTES + M17_LICH_FRAGMENT_FEC_LENGTH_BYTES);
|
||||
|
||||
unsigned char temp[M17_FRAME_LENGTH_BYTES];
|
||||
interleaver(data + 2U, temp);
|
||||
|
|
|
|||
|
|
@ -28,12 +28,15 @@ const unsigned char M17_SYNC_BYTES[] = {0x32U, 0x43U};
|
|||
const unsigned int M17_SYNC_LENGTH_BITS = 16U;
|
||||
const unsigned int M17_SYNC_LENGTH_BYTES = M17_SYNC_LENGTH_BITS / 8U;
|
||||
|
||||
const unsigned int M17_LICH_LENGTH_BITS = 224U;
|
||||
const unsigned int M17_LICH_LENGTH_BITS = 240U;
|
||||
const unsigned int M17_LICH_LENGTH_BYTES = M17_LICH_LENGTH_BITS / 8U;
|
||||
|
||||
const unsigned int M17_LICH_FRAGMENT_LENGTH_BITS = 96U;
|
||||
const unsigned int M17_LICH_FRAGMENT_LENGTH_BITS = M17_LICH_LENGTH_BITS / 5U;
|
||||
const unsigned int M17_LICH_FRAGMENT_LENGTH_BYTES = M17_LICH_FRAGMENT_LENGTH_BITS / 8U;
|
||||
|
||||
const unsigned int M17_LICH_FRAGMENT_FEC_LENGTH_BITS = M17_LICH_FRAGMENT_LENGTH_BITS * 2U;
|
||||
const unsigned int M17_LICH_FRAGMENT_FEC_LENGTH_BYTES = M17_LICH_FRAGMENT_FEC_LENGTH_BITS / 8U;
|
||||
|
||||
const unsigned int M17_PAYLOAD_LENGTH_BITS = 128U;
|
||||
const unsigned int M17_PAYLOAD_LENGTH_BYTES = M17_PAYLOAD_LENGTH_BITS / 8U;
|
||||
|
||||
|
|
|
|||
|
|
@ -219,11 +219,6 @@ void CM17Network::clock(unsigned int ms)
|
|||
return;
|
||||
}
|
||||
|
||||
// EOT?
|
||||
uint16_t fn = (buffer[38U] << 8) + (buffer[39U] << 0);
|
||||
if ((fn & 0x8000U) == 0x8000U)
|
||||
m_inId = 0U;
|
||||
|
||||
unsigned char c = length - 6U;
|
||||
m_buffer.addData(&c, 1U);
|
||||
|
||||
|
|
|
|||
151
M17Utils.cpp
151
M17Utils.cpp
|
|
@ -17,11 +17,17 @@
|
|||
*/
|
||||
|
||||
#include "M17Utils.h"
|
||||
#include "M17Defines.h"
|
||||
|
||||
#include <cassert>
|
||||
|
||||
const std::string M17_CHARS = " ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-/.";
|
||||
|
||||
const unsigned char BIT_MASK_TABLE[] = { 0x80U, 0x40U, 0x20U, 0x10U, 0x08U, 0x04U, 0x02U, 0x01U };
|
||||
|
||||
#define WRITE_BIT1(p,i,b) p[(i)>>3] = (b) ? (p[(i)>>3] | BIT_MASK_TABLE[(i)&7]) : (p[(i)>>3] & ~BIT_MASK_TABLE[(i)&7])
|
||||
#define READ_BIT1(p,i) (p[(i)>>3] & BIT_MASK_TABLE[(i)&7])
|
||||
|
||||
void CM17Utils::encodeCallsign(const std::string& callsign, unsigned char* encoded)
|
||||
{
|
||||
assert(encoded != NULL);
|
||||
|
|
@ -40,19 +46,19 @@ void CM17Utils::encodeCallsign(const std::string& callsign, unsigned char* encod
|
|||
enc += pos;
|
||||
}
|
||||
|
||||
encoded[0U] = enc >> 40;
|
||||
encoded[1U] = enc >> 32;
|
||||
encoded[2U] = enc >> 24;
|
||||
encoded[3U] = enc >> 16;
|
||||
encoded[4U] = enc >> 8;
|
||||
encoded[5U] = enc >> 0;
|
||||
encoded[0U] = (enc >> 40) & 0xFFU;
|
||||
encoded[1U] = (enc >> 32) & 0xFFU;
|
||||
encoded[2U] = (enc >> 24) & 0xFFU;
|
||||
encoded[3U] = (enc >> 16) & 0xFFU;
|
||||
encoded[4U] = (enc >> 8) & 0xFFU;
|
||||
encoded[5U] = (enc >> 0) & 0xFFU;
|
||||
}
|
||||
|
||||
void CM17Utils::decodeCallsign(const unsigned char* encoded, std::string& callsign)
|
||||
{
|
||||
assert(encoded != NULL);
|
||||
|
||||
callsign.empty();
|
||||
callsign.clear();
|
||||
|
||||
uint64_t enc = (uint64_t(encoded[0U]) << 40) +
|
||||
(uint64_t(encoded[1U]) << 32) +
|
||||
|
|
@ -70,3 +76,134 @@ void CM17Utils::decodeCallsign(const unsigned char* encoded, std::string& callsi
|
|||
}
|
||||
}
|
||||
|
||||
void CM17Utils::splitFragmentLICH(const unsigned char* data, unsigned int& frag1, unsigned int& frag2, unsigned int& frag3, unsigned int& frag4)
|
||||
{
|
||||
assert(data != NULL);
|
||||
|
||||
frag1 = frag2 = frag3 = frag4 = 0x00U;
|
||||
|
||||
unsigned int offset = 0U;
|
||||
unsigned int MASK = 0x800U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = READ_BIT1(data, offset) != 0x00U;
|
||||
if (b)
|
||||
frag1 |= MASK;
|
||||
}
|
||||
|
||||
MASK = 0x800U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = READ_BIT1(data, offset) != 0x00U;
|
||||
if (b)
|
||||
frag2 |= MASK;
|
||||
}
|
||||
|
||||
MASK = 0x800U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = READ_BIT1(data, offset) != 0x00U;
|
||||
if (b)
|
||||
frag3 |= MASK;
|
||||
}
|
||||
|
||||
MASK = 0x800U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = READ_BIT1(data, offset) != 0x00U;
|
||||
if (b)
|
||||
frag4 |= MASK;
|
||||
}
|
||||
}
|
||||
|
||||
void CM17Utils::splitFragmentLICHFEC(const unsigned char* data, unsigned int& frag1, unsigned int& frag2, unsigned int& frag3, unsigned int& frag4)
|
||||
{
|
||||
assert(data != NULL);
|
||||
|
||||
frag1 = frag2 = frag3 = frag4 = 0x00U;
|
||||
|
||||
unsigned int offset = 0U;
|
||||
unsigned int MASK = 0x800000U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_FEC_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = READ_BIT1(data, offset) != 0x00U;
|
||||
if (b)
|
||||
frag1 |= MASK;
|
||||
}
|
||||
|
||||
MASK = 0x800000U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_FEC_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = READ_BIT1(data, offset) != 0x00U;
|
||||
if (b)
|
||||
frag2 |= MASK;
|
||||
}
|
||||
|
||||
MASK = 0x800000U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_FEC_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = READ_BIT1(data, offset) != 0x00U;
|
||||
if (b)
|
||||
frag3 |= MASK;
|
||||
}
|
||||
|
||||
MASK = 0x800000U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_FEC_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = READ_BIT1(data, offset) != 0x00U;
|
||||
if (b)
|
||||
frag4 |= MASK;
|
||||
}
|
||||
}
|
||||
|
||||
void CM17Utils::combineFragmentLICH(unsigned int frag1, unsigned int frag2, unsigned int frag3, unsigned int frag4, unsigned char* data)
|
||||
{
|
||||
assert(data != NULL);
|
||||
|
||||
unsigned int offset = 0U;
|
||||
unsigned int MASK = 0x800U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = (frag1 & MASK) == MASK;
|
||||
WRITE_BIT1(data, offset, b);
|
||||
}
|
||||
|
||||
MASK = 0x800U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = (frag2 & MASK) == MASK;
|
||||
WRITE_BIT1(data, offset, b);
|
||||
}
|
||||
|
||||
MASK = 0x800U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = (frag3 & MASK) == MASK;
|
||||
WRITE_BIT1(data, offset, b);
|
||||
}
|
||||
|
||||
MASK = 0x800U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = (frag4 & MASK) == MASK;
|
||||
WRITE_BIT1(data, offset, b);
|
||||
}
|
||||
}
|
||||
|
||||
void CM17Utils::combineFragmentLICHFEC(unsigned int frag1, unsigned int frag2, unsigned int frag3, unsigned int frag4, unsigned char* data)
|
||||
{
|
||||
assert(data != NULL);
|
||||
|
||||
unsigned int offset = 0U;
|
||||
unsigned int MASK = 0x800000U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_FEC_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = (frag1 & MASK) == MASK;
|
||||
WRITE_BIT1(data, offset, b);
|
||||
}
|
||||
|
||||
MASK = 0x800000U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_FEC_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = (frag2 & MASK) == MASK;
|
||||
WRITE_BIT1(data, offset, b);
|
||||
}
|
||||
|
||||
MASK = 0x800000U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_FEC_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = (frag3 & MASK) == MASK;
|
||||
WRITE_BIT1(data, offset, b);
|
||||
}
|
||||
|
||||
MASK = 0x800000U;
|
||||
for (unsigned int i = 0U; i < (M17_LICH_FRAGMENT_FEC_LENGTH_BITS / 4U); i++, offset++, MASK >>= 1) {
|
||||
bool b = (frag4 & MASK) == MASK;
|
||||
WRITE_BIT1(data, offset, b);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -27,9 +27,14 @@ public:
|
|||
~CM17Utils();
|
||||
|
||||
static void encodeCallsign(const std::string& callsign, unsigned char* encoded);
|
||||
|
||||
static void decodeCallsign(const unsigned char* encoded, std::string& callsign);
|
||||
|
||||
static void splitFragmentLICH(const unsigned char* data, unsigned int& frag1, unsigned int& frag2, unsigned int& frag3, unsigned int& frag4);
|
||||
static void splitFragmentLICHFEC(const unsigned char* data, unsigned int& frag1, unsigned int& frag2, unsigned int& frag3, unsigned int& frag4);
|
||||
|
||||
static void combineFragmentLICH(unsigned int frag1, unsigned int frag2, unsigned int frag3, unsigned int frag4, unsigned char* data);
|
||||
static void combineFragmentLICHFEC(unsigned int frag1, unsigned int frag2, unsigned int frag3, unsigned int frag4, unsigned char* data);
|
||||
|
||||
private:
|
||||
};
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue