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(); }
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; }
__STATIC QRRawCode *QRraw_new(QRinput *input) { QRRawCode *raw; int spec[5], ret; raw = (QRRawCode *)malloc(sizeof(QRRawCode)); if(raw == NULL) return NULL; raw->datacode = QRinput_getByteStream(input); if(raw->datacode == NULL) { free(raw); return NULL; } QRspec_getEccSpec(input->version, input->level, spec); raw->version = input->version; raw->b1 = QRspec_rsBlockNum1(spec); raw->dataLength = QRspec_rsDataLength(spec); raw->eccLength = QRspec_rsEccLength(spec); raw->ecccode = (unsigned char *)malloc(raw->eccLength); if(raw->ecccode == NULL) { free(raw->datacode); free(raw); return NULL; } raw->blocks = QRspec_rsBlockNum(spec); raw->rsblock = (RSblock *)calloc(raw->blocks, sizeof(RSblock)); if(raw->rsblock == NULL) { QRraw_free(raw); return NULL; } ret = RSblock_init(raw->rsblock, spec, raw->datacode, raw->ecccode); if(ret < 0) { QRraw_free(raw); return NULL; } raw->count = 0; return raw; }
void test_encode_an(int num) { int ret; int len; len = fillANData(); QRcode *qrcode; QRdata *qrdata; FILE *fp; char buf[256]; qrcode = QRcode_encodeString((char *)data, 0, num % 4, QR_MODE_8, num % 2); if(qrcode == NULL) { if(errno == ERANGE) return; perror("test_encode_an aborted at QRcode_encodeString():"); printf("Length: %d\n", len); printf("Level: %d\n", num % 4); return; } qrdata = QRcode_decode(qrcode); if(qrdata == NULL) { printf("#%d: Failed to decode this code.\n", num); QRcode_free(qrcode); return; } if(qrdata->size != len) { printf("#%d: length mismatched (orig: %d, decoded: %d)\n", num, len, qrdata->size); } ret = memcmp(qrdata->data, data, len); if(ret != 0) { unsigned char *frame, *p; int x,y, c; QRinput *input; QRcode *origcode; BitStream *bstream; int spec[5]; printf("#%d: data mismatched.\n", num); printf("Version: %d\n", qrcode->version); QRspec_getEccSpec(qrcode->version, num%4, spec); printf("DataLength: %d\n", QRspec_rsDataLength(spec)); printf("BlockNum1: %d\n", QRspec_rsBlockNum1(spec)); printf("BlockNum: %d\n", QRspec_rsBlockNum(spec)); printf("DataCodes1: %d\n", QRspec_rsDataCodes1(spec)); snprintf(buf, 256, "monkey-orig-%d.dat", num); fp = fopen(buf, "w"); fputs((char *)data, fp); fclose(fp); snprintf(buf, 256, "monkey-result-%d.dat", num); fp = fopen(buf, "w"); fputs((char *)qrdata->data, fp); fclose(fp); snprintf(buf, 256, "monkey-result-unmasked-%d.dat", num); fp = fopen(buf, "w"); frame = QRcode_unmask(qrcode); p = frame; for(y=0; y<qrcode->width; y++) { for(x=0; x<qrcode->width; x++) { fputc((*p&1)?'1':'0', fp); p++; } fputc('\n', fp); } fclose(fp); free(frame); snprintf(buf, 256, "monkey-orig-unmasked-%d.dat", num); fp = fopen(buf, "w"); input = QRinput_new2(0, num % 4); Split_splitStringToQRinput((char *)data, input, QR_MODE_8, num % 2); origcode = QRcode_encodeMask(input, -2); p = origcode->data; for(y=0; y<origcode->width; y++) { for(x=0; x<origcode->width; x++) { fputc((*p&1)?'1':'0', fp); p++; } fputc('\n', fp); } fclose(fp); QRcode_free(origcode); snprintf(buf, 256, "monkey-orig-bits-%d.dat", num); fp = fopen(buf, "w"); bstream = QRinput_mergeBitStream(input); c = 0; for(x=0; x<bstream->length; x++) { fputc((bstream->data[x]&1)?'1':'0', fp); if((x & 7) == 7) { fputc(' ', fp); c++; } if((x & 63) == 63) { fprintf(fp, "%d\n", c); } } fclose(fp); QRinput_free(input); BitStream_free(bstream); snprintf(buf, 256, "monkey-result-bits-%d.dat", num); fp = fopen(buf, "w"); p = QRcode_extractBits(qrcode, &y); c = 0; for(x=0; x<y; x++) { fputc((p[x]&1)?'1':'0', fp); if((x & 7) == 7) { fputc(' ', fp); c++; } if((x & 63) == 63) { fprintf(fp, "%d\n", c); } } fclose(fp); free(p); } QRdata_free(qrdata); QRcode_free(qrcode); }