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);
}
extern unsigned char *FrameFiller_test(int version)
{
int width;
unsigned char *frame, *p;
FrameFiller *filler;
int i, length;
width = QRspec_getWidth(version);
frame = QRspec_newFrame(version);
if(frame == NULL) return NULL;
filler = FrameFiller_new(width, frame, 0);
if(filler == NULL) {
free(frame);
return NULL;
}
length = QRspec_getDataLength(version, QR_ECLEVEL_L) * 8
+ QRspec_getECCLength(version, QR_ECLEVEL_L) * 8
+ QRspec_getRemainder(version);
for(i=0; i<length; i++) {
p = FrameFiller_next(filler);
if(p == NULL) {
free(filler);
free(frame);
return NULL;
}
*p = (unsigned char)(i & 0x7f) | 0x80;
}
free(filler);
return frame;
}
void test_filler(void)
{
unsigned char *frame;
int i, j, w, e, length;
testStart("Frame filler test");
for(i=1; i<=QRSPEC_VERSION_MAX; i++) {
length = QRspec_getDataLength(i, QR_ECLEVEL_L) * 8
+ QRspec_getECCLength(i, QR_ECLEVEL_L) * 8
+ QRspec_getRemainder(i);
frame = FrameFiller_test(i);
if(frame == NULL) {
assert_nonnull(frame, "Something wrong in version %d\n", i);
} else {
w = QRspec_getWidth(i);
e = 0;
for(j=0; j<w*w; j++) {
if(frame[j] == 0) e++;
}
assert_zero(e, "Not filled bit is found. (%d,%d)\n", j%w,j/w);
e = w * (w - 9 - ((i > 6)?3:0));
assert_equal(frame[e], (unsigned char)((length - 1) & 127) | 0x80,
"Number of cell does not match.\n");
free(frame);
}
}
testFinish();
}
unsigned char *FrameFiller_fillerTest(int version)
{
int width, length;
unsigned char *frame, *p;
FrameFiller *filler;
int i, j;
unsigned char cl = 1;
unsigned char ch = 0;
width = QRspec_getWidth(version);
frame = QRspec_newFrame(version);
filler = FrameFiller_new(width, frame);
length = QRspec_getDataLength(version, QR_ECLEVEL_L)
+ QRspec_getECCLength(version, QR_ECLEVEL_L);
for(i=0; i<length; i++) {
for(j=0; j<8; j++) {
p = FrameFiller_next(filler);
*p = ch | cl;
cl++;
if(cl == 9) {
cl = 1;
ch += 0x10;
}
}
}
length = QRspec_getRemainder(version);
for(i=0; i<length; i++) {
p = FrameFiller_next(filler);
*p = 0xa0;
}
p = FrameFiller_next(filler);
free(filler);
if(p != NULL) {
return NULL;
}
return frame;
}
void QRspec_getEccSpec(int version, QRecLevel level, int spec[5])
{
int b1, b2;
int data, ecc;
b1 = eccTable[version][level][0];
b2 = eccTable[version][level][1];
data = QRspec_getDataLength(version, level);
ecc = QRspec_getECCLength(version, level);
if(b2 == 0) {
spec[0] = b1;
spec[1] = data / b1;
spec[2] = ecc / b1;
spec[3] = spec[4] = 0;
} else {
spec[0] = b1;
spec[1] = data / (b1 + b2);
spec[2] = ecc / (b1 + b2);
spec[3] = b2;
spec[4] = spec[1] + 1;
}
}
