static int RSblock_init(RSblock *blocks, int spec[5], unsigned char *data, unsigned char *ecc)
{
int i;
RSblock *block;
unsigned char *dp, *ep;
int el, dl;
dl = QRspec_rsDataCodes1(spec);
el = QRspec_rsEccCodes1(spec);
block = blocks;
dp = data;
ep = ecc;
for(i=0; i<QRspec_rsBlockNum1(spec); i++) {
RSblock_initBlock(block, dl, dp, el, ep);
dp += dl;
ep += el;
block++;
}
if(QRspec_rsBlockNum2(spec) == 0) return 0;
dl = QRspec_rsDataCodes2(spec);
el = QRspec_rsEccCodes2(spec);
for(i=0; i<QRspec_rsBlockNum2(spec); i++) {
RSblock_initBlock(block, dl, dp, el, ep);
dp += dl;
ep += el;
block++;
}
return 0;
}
static int RSblock_init(RSblock *blocks, int spec[5], unsigned char *data, unsigned char *ecc)
{
int i;
RSblock *block;
unsigned char *dp, *ep;
RS *rs;
int el, dl;
dl = QRspec_rsDataCodes1(spec);
el = QRspec_rsEccCodes1(spec);
rs = init_rs(8, 0x11d, 0, 1, el, 255 - dl - el);
if(rs == NULL) return -1;
block = blocks;
dp = data;
ep = ecc;
for(i=0; i<QRspec_rsBlockNum1(spec); i++) {
RSblock_initBlock(block, dl, dp, el, ep, rs);
dp += dl;
ep += el;
block++;
}
if(QRspec_rsBlockNum2(spec) == 0) return 0;
dl = QRspec_rsDataCodes2(spec);
el = QRspec_rsEccCodes2(spec);
rs = init_rs(8, 0x11d, 0, 1, el, 255 - dl - el);
if(rs == NULL) return -1;
for(i=0; i<QRspec_rsBlockNum2(spec); i++) {
RSblock_initBlock(block, dl, dp, el, ep, rs);
dp += dl;
ep += el;
block++;
}
return 0;
}
void print_eccTable(void)
{
int i, j;
int ecc;
int data;
int spec[5];
for(i=1; i<=QRSPEC_VERSION_MAX; i++) {
printf("Version %2d\n", i);
for(j=0; j<4; j++) {
QRspec_getEccSpec(i, (QRecLevel)j, spec);
data = QRspec_rsBlockNum1(spec) * QRspec_rsDataCodes1(spec)
+ QRspec_rsBlockNum2(spec) * QRspec_rsDataCodes2(spec);
ecc = QRspec_rsBlockNum1(spec) * QRspec_rsEccCodes1(spec)
+ QRspec_rsBlockNum2(spec) * QRspec_rsEccCodes2(spec);
printf("%3d\t", data);
printf("%3d\t", ecc);
printf("%2d\t", QRspec_rsBlockNum1(spec));
printf("(%3d, %3d, %3d)\n",
QRspec_rsDataCodes1(spec) + QRspec_rsEccCodes1(spec),
QRspec_rsDataCodes1(spec),
QRspec_rsEccCodes1(spec));
if(QRspec_rsBlockNum2(spec) > 0) {
printf("\t%2d\t", QRspec_rsBlockNum2(spec));
printf("(%3d, %3d, %3d)\n",
QRspec_rsDataCodes2(spec) + QRspec_rsEccCodes2(spec),
QRspec_rsDataCodes2(spec),
QRspec_rsEccCodes2(spec));
}
}
}
}
void test_eccTable(void)
{
int i, j;
int ecc;
int data;
int err = 0;
int spec[5];
testStart("Checking ECC table.");
for(i=1; i<=QRSPEC_VERSION_MAX; i++) {
for(j=0; j<4; j++) {
QRspec_getEccSpec(i, (QRecLevel)j, spec);
data = QRspec_rsBlockNum1(spec) * QRspec_rsDataCodes1(spec)
+ QRspec_rsBlockNum2(spec) * QRspec_rsDataCodes2(spec);
ecc = QRspec_rsBlockNum1(spec) * QRspec_rsEccCodes1(spec)
+ QRspec_rsBlockNum2(spec) * QRspec_rsEccCodes2(spec);
if(data + ecc != QRspec_getDataLength(i, (QRecLevel)j) + QRspec_getECCLength(i, (QRecLevel)j)) {
printf("Error in version %d, level %d: invalid size\n", i, j);
printf("%d %d %d %d %d %d\n", spec[0], spec[1], spec[2], spec[3], spec[4], spec[2]);
err++;
}
if(ecc != QRspec_getECCLength(i, (QRecLevel)j)) {
printf("Error in version %d, level %d: invalid data\n", i, j);
printf("%d %d %d %d %d %d\n", spec[0], spec[1], spec[2], spec[3], spec[4], spec[2]);
err++;
}
}
}
testEnd(err);
}
void test_eccTable2(void)
{
int i;
int spec[5];
const int correct[7][6] = {
{ 8, 1, 0, 2, 60, 38},
{ 8, 1, 1, 2, 61, 39},
{24, 2, 0, 11, 54, 24},
{24, 2, 1, 16, 55, 25},
{32, 0, 0, 17, 145, 115},
{40, 3, 0, 20, 45, 15},
{40, 3, 1, 61, 46, 16},
};
testStart("Checking ECC table(2)");
for(i=0; i<7; i++) {
QRspec_getEccSpec(correct[i][0], (QRecLevel)correct[i][1], spec);
if(correct[i][2] == 0) {
assert_equal(QRspec_rsBlockNum1(spec), correct[i][3],
"Error in version %d, level %d. rsBlockNum1 was %d, expected %d.\n",
correct[i][0], correct[i][1],
QRspec_rsBlockNum1(spec), correct[i][3]);
assert_equal(QRspec_rsDataCodes1(spec) + QRspec_rsEccCodes1(spec), correct[i][4],
"Error in version %d, level %d. rsDataCodes1 + rsEccCodes1 was %d, expected %d.\n",
correct[i][0], correct[i][1],
QRspec_rsDataCodes1(spec) + QRspec_rsEccCodes1(spec), correct[i][4]);
assert_equal(QRspec_rsDataCodes1(spec), correct[i][5],
"Error in version %d, level %d. rsDataCodes1 was %d, expected %d.\n",
correct[i][0], correct[i][1],
QRspec_rsDataCodes1(spec), correct[i][5]);
} else {
assert_equal(QRspec_rsBlockNum2(spec), correct[i][3],
"Error in version %d, level %d. rsBlockNum2 was %d, expected %d.\n",
correct[i][0], correct[i][1],
QRspec_rsBlockNum2(spec), correct[i][3]);
assert_equal(QRspec_rsDataCodes2(spec) + QRspec_rsEccCodes2(spec), correct[i][4],
"Error in version %d, level %d. rsDataCodes2 + rsEccCodes2 was %d, expected %d.\n",
correct[i][0], correct[i][1],
QRspec_rsDataCodes2(spec) + QRspec_rsEccCodes2(spec), correct[i][4]);
assert_equal(QRspec_rsDataCodes2(spec), correct[i][5],
"Error in version %d, level %d. rsDataCodes2 was %d, expected %d.\n",
correct[i][0], correct[i][1],
QRspec_rsDataCodes2(spec), correct[i][5]);
}
}
testFinish();
}
