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Add verification for North America VIN (Vehicle Identification Number)
This commit is contained in:
Robin Stuart
parent
38150ce931
commit
e737f992b5
5 changed files with 146 additions and 38 deletions
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@ -39,6 +39,7 @@
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#define SODIUM "0123456789-"
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#define SILVER "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%abcd"
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#define ARSENIC "0123456789ABCDEFGHJKLMNPRSTUVWXYZ"
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static const char *C11Table[11] = {
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"111121", "211121", "121121", "221111", "112121", "212111", "122111",
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@ -461,7 +462,7 @@ int c93(struct zint_symbol *symbol, unsigned char source[], int length) {
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"It is the intent and understanding of AIM [t]hat the symbology presented in this
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specification is entirely in the public domain and free of all use restrictions,
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licenses and fees. AIM USA, its memer companies, or individual officers
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licenses and fees. AIM USA, its member companies, or individual officers
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assume no liability for the use of this document." */
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void CheckCharacter() {
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@ -591,3 +592,98 @@ int channel_code(struct zint_symbol *symbol, unsigned char source[], int length)
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}
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/* Vehicle Identification Number (VIN) */
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int vin(struct zint_symbol *symbol, unsigned char source[], int length) {
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/* This code verifies the check digit present in North American VIN codes */
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int zeros;
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char local_source[18];
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char dest[200];
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char input_check;
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char output_check;
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int value[17];
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int weight[17] = {8, 7, 6, 5, 4, 3, 2, 10, 0, 9, 8, 7, 6, 5, 4, 3, 2};
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int sum;
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int i;
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// Check length
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if (length > 17) {
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strcpy(symbol->errtxt, "336: Input too long");
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return ZINT_ERROR_TOO_LONG;
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}
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// Check input characters, I, O and Q are not allowed
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if (is_sane(ARSENIC, source, length) == ZINT_ERROR_INVALID_DATA) {
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strcpy(symbol->errtxt, "337: Invalid characters in input data");
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return ZINT_ERROR_INVALID_DATA;
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}
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// Pad with zeros
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zeros = 17 - length;
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for (i = 0; i < 17; i++) {
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local_source[i] = '0';
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}
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local_source[17] = '\0';
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for (i = 0; i < length; i++) {
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local_source[zeros + i] = source[i];
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}
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input_check = local_source[8];
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for (i = 0; i < 17; i++) {
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if ((local_source[i] >= '0') && (local_source[i] <= '9')) {
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value[i] = local_source[i] - '0';
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}
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if ((local_source[i] >= 'A') && (local_source[i] <= 'I')) {
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value[i] = (local_source[i] - 'A') + 1;
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}
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if ((local_source[i] >= 'J') && (local_source[i] <= 'R')) {
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value[i] = (local_source[i] - 'J') + 1;
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}
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if ((local_source[i] >= 'S') && (local_source[i] <= 'Z')) {
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value[i] = (local_source[i] - 'S') + 2;
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}
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}
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sum = 0;
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for (i = 0; i < 17; i++) {
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sum += value[i] * weight[i];
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}
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output_check = '0' + (sum % 11);
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if (output_check == ':') {
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// Check digit was 10
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output_check = 'X';
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}
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if (symbol->debug) {
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printf("Producing VIN code: %s\n", local_source);
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printf("Input check was %c, calculated check is %c\n", input_check, output_check);
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}
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if (input_check != output_check) {
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strcpy(symbol->errtxt, "338: Invalid check digit in input data");
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return ZINT_ERROR_INVALID_DATA;
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}
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/* Start character */
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strcpy(dest, "1211212111");
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// Copy glyphs to symbol
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for (i = 0; i < 17; i++) {
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lookup(SILVER, C39Table, local_source[i], dest);
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}
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/* Stop character */
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strcat(dest, "121121211");
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ustrcpy(symbol->text, (unsigned char *) local_source);
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expand(symbol, dest);
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return 0;
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}
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@ -171,8 +171,9 @@ extern int han_xin(struct zint_symbol * symbol, const unsigned char source[], si
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extern int dotcode(struct zint_symbol * symbol, const unsigned char source[], int length); /* DotCode */
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extern int codablock(struct zint_symbol * symbol, const unsigned char source[], const size_t length); /* Codablock */
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extern int upnqr(struct zint_symbol *symbol, const unsigned char source[], size_t length); /* UPNQR */
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extern int qr_code(struct zint_symbol *symbol, const unsigned char source[], size_t length); /* Data Matrix (IEC16022) */
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extern int dmatrix(struct zint_symbol *symbol, const unsigned char source[], const size_t in_length); /* QR Code */
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extern int qr_code(struct zint_symbol *symbol, const unsigned char source[], size_t length); /* QR Code */
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extern int dmatrix(struct zint_symbol *symbol, const unsigned char source[], const size_t in_length); /* Data Matrix (IEC16022) */
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extern int vin(struct zint_symbol *symbol, const unsigned char source[], const size_t in_length); /* VIN Code (Vehicle Identification Number) */
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extern int plot_raster(struct zint_symbol *symbol, int rotate_angle, int file_type); /* Plot to PNG/BMP/PCX */
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extern int render_plot(struct zint_symbol *symbol, float width, float height); /* Plot to gLabels */
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@ -554,6 +555,7 @@ int ZBarcode_ValidID(int symbol_id) {
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case BARCODE_DOTCODE:
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case BARCODE_CODABLOCKF:
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case BARCODE_UPNQR:
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case BARCODE_VIN:
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result = 1;
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break;
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}
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@ -773,6 +775,8 @@ static int reduced_charset(struct zint_symbol *symbol, const unsigned char *sour
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break;
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case BARCODE_CODABLOCKF: error_number = codablock(symbol, preprocessed, in_length);
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break;
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case BARCODE_VIN: error_number = vin(symbol, preprocessed, in_length);
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break;
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}
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return error_number;
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@ -975,11 +979,6 @@ int ZBarcode_Encode(struct zint_symbol *symbol, const unsigned char *source, int
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if ((symbol->symbology == 64) || (symbol->symbology == 65)) {
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symbol->symbology = BARCODE_AUSPOST;
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}
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if (symbol->symbology == 73) {
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strcpy(symbol->errtxt, "211: Symbology out of range, using Code 128");
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symbol->symbology = BARCODE_CODE128;
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error_number = ZINT_WARN_INVALID_OPTION;
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}
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if (symbol->symbology == 78) {
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symbol->symbology = BARCODE_RSS14;
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}
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@ -151,6 +151,7 @@ extern "C" {
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#define BARCODE_RM4SCC 70
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#define BARCODE_DATAMATRIX 71
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#define BARCODE_EAN14 72
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#define BARCODE_VIN 73
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#define BARCODE_CODABLOCKF 74
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#define BARCODE_NVE18 75
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#define BARCODE_JAPANPOST 76
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@ -280,6 +280,7 @@ Numeric Value | Barcode Name
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70 | Royal Mail 4 State (RM4SCC)
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71 | Data Matrix (ECC200)
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72 | EAN-14
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73 | Vehicle Identification Number (America)
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74 | Codablock-F
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75 | NVE-18
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76 | Japanese Postal Code
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@ -526,6 +527,7 @@ GIF | Graphics Interchange Format
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PCX | ZSoft Paintbrush image
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PNG | Portable Network Graphic
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SVG | Scalable Vector Graphic
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TIF | Tagged Image File Format
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TXT | Text file (see 4.16)
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--------------------------------------------------------------
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@ -952,6 +954,7 @@ Value |
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70 | BARCODE_RM4SCC | Royal Mail 4 State (RM4SCC)
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71 | BARCODE_DATAMATRIX | Data Matrix ECC200
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72 | BARCODE_EAN14 | EAN-14
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73 | BARCODE_VIN | Vehicle Identification Number (America)
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74 | BARCODE_CODABLOCKF | Codablock-F
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75 | BARCODE_NVE18 | NVE-18
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76 | BARCODE_JAPANPOST | Japanese Postal Code
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@ -1309,6 +1312,12 @@ This option adds a leading '+' character and a trailing modulo-49 check digit
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to a standard Code 39 symbol as required by the Health Industry Barcode
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standards.
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6.1.8.8 Vehicle Identification Number
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-------------------------------------
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This option includes a verification stage for vehicle identification numbers
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used in North America which include a check digit. For European vehicle
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identification numbers use Standard Code 39.
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6.1.9 Codabar (EN 798)
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----------------------
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Also known as NW-7, Monarch, ABC Codabar, USD-4, Ames Code and Code 27, this
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@ -2519,6 +2528,8 @@ v2.6.2 - Further bugfixes in Aztec and DotCode. Expand escape sequence support
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to API and GUI. Handle UTF BOM. Bugfix raster images of Maxicode.
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22/10/2017
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v2.6.3 - Includes VIN (US) verification. (Forthcoming)
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7.4 Sources of Information
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--------------------------
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Below is a list of some of the sources used in rough chronological order:
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@ -37,36 +37,37 @@
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/* Print list of supported symbologies */
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void types(void) {
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printf( " 1: Code 11 50: Logmars 90: KIX Code\n"
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" 2: Standard 2of5 51: Pharma One-Track 92: Aztec Code\n"
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" 3: Interleaved 2of5 52: PZN 93: DAFT Code\n"
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" 4: IATA 2of5 53: Pharma Two-Track 97: Micro QR Code\n"
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" 6: Data Logic 55: PDF417 98: HIBC Code 128\n"
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" 7: Industrial 2of5 56: PDF417 Trunc 99: HIBC Code 39\n"
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" 8: Code 39 57: Maxicode 102: HIBC Data Matrix\n"
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" 9: Extended Code 39 58: QR Code 104: HIBC QR Code\n"
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"13: EAN 60: Code 128-B 106: HIBC PDF417\n"
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"14: EAN + Check 63: AP Standard Customer 108: HIBC MicroPDF417\n"
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"16: GS1-128 66: AP Reply Paid 110: HIBC Codablock-F\n"
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"18: Codabar 67: AP Routing 112: HIBC Aztec Code\n"
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"20: Code 128 68: AP Redirection 115: DotCode\n"
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"21: Leitcode 69: ISBN 116: Han Xin Code\n"
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"22: Identcode 70: RM4SCC 128: Aztec Runes\n"
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"23: Code 16k 71: Data Matrix 129: Code 32\n"
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"24: Code 49 72: EAN-14 130: Comp EAN\n"
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"25: Code 93 74: Codablock-F 131: Comp GS1-128\n"
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"28: Flattermarken 75: NVE-18 132: Comp DataBar Omni\n"
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"29: GS1 DataBar Omni 76: Japanese Post 133: Comp DataBar Ltd\n"
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"30: GS1 DataBar Ltd 77: Korea Post 134: Comp DataBar ExpOm\n"
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"31: GS1 DataBar ExpOm 79: GS1 DataBar Stack 135: Comp UPC-A\n"
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"32: Telepen Alpha 80: GS1 DataBar Stack Omni 136: Comp UPC-E\n"
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"34: UPC-A 81: GS1 DataBar ESO 137: Comp DataBar Stack\n"
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"35: UPC-A + Check 82: Planet 138: Comp DataBar Stack Omni\n"
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"37: UPC-E 84: MicroPDF 139: Comp DataBar ESO\n"
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"38: UPC-E + Check 85: USPS OneCode 140: Channel Code\n"
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"40: Postnet 86: UK Plessey 141: Code One\n"
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"47: MSI Plessey 87: Telepen Numeric 142: Grid Matrix\n"
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"49: FIM 89: ITF-14 143: UPNQR\n"
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printf( " 1: Code 11 51: Pharma One-Track 92: Aztec Code\n"
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" 2: Standard 2of5 52: PZN 93: DAFT Code\n"
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" 3: Interleaved 2of5 53: Pharma Two-Track 97: Micro QR Code\n"
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" 4: IATA 2of5 55: PDF417 98: HIBC Code 128\n"
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" 6: Data Logic 56: PDF417 Trunc 99: HIBC Code 39\n"
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" 7: Industrial 2of5 57: Maxicode 102: HIBC Data Matrix\n"
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" 8: Code 39 58: QR Code 104: HIBC QR Code\n"
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" 9: Extended Code 39 60: Code 128-B 106: HIBC PDF417\n"
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"13: EAN 63: AP Standard Customer 108: HIBC MicroPDF417\n"
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"14: EAN + Check 66: AP Reply Paid 110: HIBC Codablock-F\n"
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"16: GS1-128 67: AP Routing 112: HIBC Aztec Code\n"
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"18: Codabar 68: AP Redirection 115: DotCode\n"
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"20: Code 128 69: ISBN 116: Han Xin Code\n"
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"21: Leitcode 70: RM4SCC 128: Aztec Runes\n"
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"22: Identcode 71: Data Matrix 129: Code 32\n"
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"23: Code 16k 72: EAN-14 130: Comp EAN\n"
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"24: Code 49 73: VIN (North America) 131: Comp GS1-128\n"
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"25: Code 93 74: Codablock-F 132: Comp DataBar Omni\n"
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"28: Flattermarken 75: NVE-18 133: Comp DataBar Ltd\n"
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"29: GS1 DataBar Omni 76: Japanese Post 134: Comp DataBar ExpOm\n"
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"30: GS1 DataBar Ltd 77: Korea Post 135: Comp UPC-A\n"
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"31: GS1 DataBar ExpOm 79: GS1 DataBar Stack 136: Comp UPC-E\n"
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"32: Telepen Alpha 80: GS1 DataBar Stack Omni 137: Comp DataBar Stack\n"
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"34: UPC-A 81: GS1 DataBar ESO 138: Comp DataBar Stack Omni\n"
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"35: UPC-A + Check 82: Planet 139: Comp DataBar ESO\n"
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"37: UPC-E 84: MicroPDF 140: Channel Code\n"
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"38: UPC-E + Check 85: USPS OneCode 141: Code One\n"
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"40: Postnet 86: UK Plessey 142: Grid Matrix\n"
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"47: MSI Plessey 87: Telepen Numeric 143: UPNQR\n"
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"49: FIM 89: ITF-14\n"
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"50: Logmars 90: KIX Code\n"
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);
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}
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