bool EncodeData(char *lpsSource)
{
int i, j;
int nEncodeVersion, ncDataCodeWord, ncTerminater;
BYTE byPaddingCode = 0xec;
int nDataCwIndex = 0, ncBlock1, ncBlock2, ncBlockSum;
int nBlockNo = 0, ncDataCw1, ncDataCw2;
int ncRSCw1, ncRSCw2;
int nVersion = 1;
int bAutoExtent = 1;
int ncLength = strlen(lpsSource);;
m_nLevel = 2;
m_nMaskingNo = 0;
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nEncodeVersion = GetEncodeVersion(nVersion, lpsSource, ncLength);
if(nEncodeVersion == 0) return FALSE;
if (nEncodeVersion <= nVersion) m_nVersion = nVersion;
else if (bAutoExtent) m_nVersion = nEncodeVersion;
ncDataCodeWord = QR_VersonInfo[m_nVersion].ncDataCodeWord[m_nLevel];
ncTerminater = min(4, (ncDataCodeWord * 8) - m_ncDataCodeWordBit);
if (ncTerminater > 0) m_ncDataCodeWordBit = SetBitStream(m_ncDataCodeWordBit, 0, ncTerminater);
for (i = (m_ncDataCodeWordBit + 7) / 8; i < ncDataCodeWord; ++i)
{
m_byDataCodeWord[i] = byPaddingCode;
byPaddingCode = (BYTE)(byPaddingCode == 0xec ? 0x11 : 0xec);
}
m_ncAllCodeWord = QR_VersonInfo[m_nVersion].ncAllCodeWord;
memset(m_byAllCodeWord, 0, m_ncAllCodeWord);
ncBlock1 = QR_VersonInfo[m_nVersion].RS_BlockInfo1[m_nLevel].ncRSBlock;
ncBlock2 = QR_VersonInfo[m_nVersion].RS_BlockInfo2[m_nLevel].ncRSBlock;
ncBlockSum = ncBlock1 + ncBlock2;
ncDataCw1 = QR_VersonInfo[m_nVersion].RS_BlockInfo1[m_nLevel].ncDataCodeWord;
ncDataCw2 = QR_VersonInfo[m_nVersion].RS_BlockInfo2[m_nLevel].ncDataCodeWord;
for (i = 0; i < ncBlock1; ++i)
{
for (j = 0; j < ncDataCw1; ++j)
{
m_byAllCodeWord[(ncBlockSum * j) + nBlockNo] = m_byDataCodeWord[nDataCwIndex++];
}
++nBlockNo;
}
for (i = 0; i < ncBlock2; ++i)
{
for (j = 0; j < ncDataCw2; ++j)
{
if (j < ncDataCw1)
{
m_byAllCodeWord[(ncBlockSum * j) + nBlockNo] = m_byDataCodeWord[nDataCwIndex++];
}
else
{
m_byAllCodeWord[(ncBlockSum * ncDataCw1) + i] = m_byDataCodeWord[nDataCwIndex++];
}
}
++nBlockNo;
}
ncRSCw1 = QR_VersonInfo[m_nVersion].RS_BlockInfo1[m_nLevel].ncAllCodeWord - ncDataCw1;
ncRSCw2 = QR_VersonInfo[m_nVersion].RS_BlockInfo2[m_nLevel].ncAllCodeWord - ncDataCw2;
nDataCwIndex = 0;
nBlockNo = 0;
for (i = 0; i < ncBlock1; ++i)
{
memset(m_byRSWork, 0, sizeof(m_byRSWork));
memmove(m_byRSWork, m_byDataCodeWord + nDataCwIndex, ncDataCw1);
GetRSCodeWord(m_byRSWork, ncDataCw1, ncRSCw1);
for (j = 0; j < ncRSCw1; ++j)
{
m_byAllCodeWord[ncDataCodeWord + (ncBlockSum * j) + nBlockNo] = m_byRSWork[j];
}
nDataCwIndex += ncDataCw1;
++nBlockNo;
}
for (i = 0; i < ncBlock2; ++i)
{
memset(m_byRSWork, 0, sizeof(m_byRSWork));
memmove(m_byRSWork, m_byDataCodeWord + nDataCwIndex, ncDataCw2);
GetRSCodeWord(m_byRSWork, ncDataCw2, ncRSCw2);
for (j = 0; j < ncRSCw2; ++j)
{
m_byAllCodeWord[ncDataCodeWord + (ncBlockSum * j) + nBlockNo] = m_byRSWork[j];
}
nDataCwIndex += ncDataCw2;
++nBlockNo;
}
m_nSymbleSize = m_nVersion * 4 + 17;
FormatModule();
return TRUE;
}
int qr_encode(int level, int version, const char *source, size_t source_len, uint8_t *result)
{
int i, j;
const bool auto_extent = 0;
m_nLevel = level;
m_nMaskingNo = -1;
memset(result, 0, QR_MAX_BITDATA);
// If the data length is not specified, acquired by lstrlen
size_t ncLength = source_len > 0 ? source_len : strlen(source);
if (ncLength == 0) {
return -1; // No data
}
// Check version (model number)
nEncodeVersion = GetEncodeVersion(version, source, ncLength);
if (nEncodeVersion == 0) {
return -1; // Over-capacity
}
if (version == 0) {
// Auto Part
m_nVersion = nEncodeVersion;
} else {
if (nEncodeVersion <= version) {
m_nVersion = version;
} else {
if (auto_extent) {
m_nVersion = nEncodeVersion; // Automatic extended version (model number)
} else {
return -1; // Over-capacity
}
}
}
// Terminator addition code "0000"
int ncDataCodeWord = QR_VersonInfo[m_nVersion].ncDataCodeWord[level];
int ncTerminater = (ncDataCodeWord * 8) - m_ncDataCodeWordBit;
if (ncTerminater < 4) {
ncTerminater = 4;
}
if (ncTerminater > 0) {
m_ncDataCodeWordBit = SetBitStream(m_ncDataCodeWordBit, 0, ncTerminater);
}
// Additional padding code "11101100, 00010001"
uint8_t byPaddingCode = 0xec;
for (i = (m_ncDataCodeWordBit + 7) / 8; i < ncDataCodeWord; i++) {
m_byDataCodeWord[i] = byPaddingCode;
byPaddingCode = (uint8_t)(byPaddingCode == 0xec ? 0x11 : 0xec);
}
// Calculated the total clear area code word
m_ncAllCodeWord = QR_VersonInfo[m_nVersion].ncAllCodeWord;
memset(m_byAllCodeWord, 0, sizeof(m_byAllCodeWord));
int nDataCwIndex = 0; // Position data processing code word
// Division number data block
int ncBlock1 = QR_VersonInfo[m_nVersion].RS_BlockInfo1[level].ncRSBlock;
int ncBlock2 = QR_VersonInfo[m_nVersion].RS_BlockInfo2[level].ncRSBlock;
int ncBlockSum = ncBlock1 + ncBlock2;
int nBlockNo = 0; // Block number in the process
// The number of data code words by block
int ncDataCw1 = QR_VersonInfo[m_nVersion].RS_BlockInfo1[level].ncDataCodeWord;
int ncDataCw2 = QR_VersonInfo[m_nVersion].RS_BlockInfo2[level].ncDataCodeWord;
// Code word interleaving data placement
for (i = 0; i < ncBlock1; i++) {
for (j = 0; j < ncDataCw1; j++) {
m_byAllCodeWord[(ncBlockSum * j) + nBlockNo] = m_byDataCodeWord[nDataCwIndex++];
}
nBlockNo++;
}
for (i = 0; i < ncBlock2; i++) {
for (j = 0; j < ncDataCw2; j++) {
if (j < ncDataCw1) {
m_byAllCodeWord[(ncBlockSum * j) + nBlockNo] = m_byDataCodeWord[nDataCwIndex++];
} else {
// 2 minute fraction block placement event
m_byAllCodeWord[(ncBlockSum * ncDataCw1) + i] = m_byDataCodeWord[nDataCwIndex++];
}
}
nBlockNo++;
}
// RS code words by block number (currently the same number)
int ncRSCw1 = QR_VersonInfo[m_nVersion].RS_BlockInfo1[level].ncAllCodeWord - ncDataCw1;
int ncRSCw2 = QR_VersonInfo[m_nVersion].RS_BlockInfo2[level].ncAllCodeWord - ncDataCw2;
// RS code word is calculated
nDataCwIndex = 0;
nBlockNo = 0;
for (i = 0; i < ncBlock1; i++) {
memset(m_byRSWork, 0, sizeof(m_byRSWork));
memmove(m_byRSWork, m_byDataCodeWord + nDataCwIndex, ncDataCw1);
GetRSCodeWord(m_byRSWork, ncDataCw1, ncRSCw1);
// RS code word placement
for (j = 0; j < ncRSCw1; j++) {
m_byAllCodeWord[ncDataCodeWord + (ncBlockSum * j) + nBlockNo] = m_byRSWork[j];
}
nDataCwIndex += ncDataCw1;
nBlockNo++;
}
for (i = 0; i < ncBlock2; i++) {
memset(m_byRSWork, 0, sizeof(m_byRSWork));
memmove(m_byRSWork, m_byDataCodeWord + nDataCwIndex, ncDataCw2);
GetRSCodeWord(m_byRSWork, ncDataCw2, ncRSCw2);
// RS code word placement
for (j = 0; j < ncRSCw2; j++) {
m_byAllCodeWord[ncDataCodeWord + (ncBlockSum * j) + nBlockNo] = m_byRSWork[j];
}
nDataCwIndex += ncDataCw2;
nBlockNo++;
}
m_nSymbleSize = m_nVersion * 4 + 17;
// Module placement
FormatModule();
for (i = 0; i < m_nSymbleSize; i++) {
for (j = 0; j < m_nSymbleSize; j++) {
if (!m_byModuleData[i][j]) {
putBitToPos((j * m_nSymbleSize) + i + 1, 0, result);
} else {
putBitToPos((j * m_nSymbleSize) + i + 1, 1, result);
}
}
}
return m_nSymbleSize;
}