/* main.c - Command line handling routines for Zint */ /* libzint - the open source barcode library Copyright (C) 2008 Robin Stuart This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include #include #include #ifndef _MSC_VER #include #include #else #include "getopt.h" #include "zint.h" #endif #define NESET "0123456789" #ifdef _MSC_VER #include #endif void types(void) { printf( " 1: Code 11 51: Pharma One-Track 90: KIX Code\n" " 2: Standard 2of5 52: PZN 92: Aztec Code\n" " 3: Interleaved 2of5 53: Pharma Two-Track 93: DAFT Code\n" " 4: IATA 2of5 55: PDF417 97: Micro QR Code\n" " 6: Data Logic 56: PDF417 Trunc 98: HIBC Code 128\n" " 7: Industrial 2of5 57: Maxicode 99: HIBC Code 39\n" " 8: Code 39 58: QR Code 102: HIBC Data Matrix\n" " 9: Extended Code 39 60: Code 128-B 104: HIBC QR Code\n" "13: EAN 63: AP Standard Customer 106: HIBC PDF417\n" "16: GS1-128 66: AP Reply Paid 108: HIBC MicroPDF417\n" "18: Codabar 67: AP Routing 112: HIBC Aztec Code\n" "20: Code 128 68: AP Redirection 128: Aztec Runes\n" "21: Leitcode 69: ISBN 129: Code 23\n" "22: Identcode 70: RM4SCC 130: Comp EAN\n" "23: Code 16k 71: Data Matrix 131: Comp GS1-128\n" "24: Code 49 72: EAN-14 132: Comp Databar-14\n" "25: Code 93 75: NVE-18 133: Comp Databar Ltd\n" "28: Flattermarken 76: Japanese Post 134: Comp Databar Ext\n" "29: Databar-14 77: Korea Post 135: Comp UPC-A\n" "30: Databar Limited 79: Databar-14 Stack 136: Comp UPC-E\n" "31: Databar Extended 80: Databar-14 Stack Omni 137: Comp Databar-14 Stack\n" "32: Telepen Alpha 81: Databar Extended Stack 138: Comp Databar Stack Omni\n" "34: UPC-A 82: Planet 139: Comp Databar Ext Stack\n" "37: UPC-E 84: MicroPDF 140: Channel Code\n" "40: Postnet 85: USPS OneCode 141: Code One\n" "47: MSI Plessey 86: UK Plessey 142: Grid Matrix\n" "49: FIM 87: Telepen Numeric\n" "50: Logmars 89: ITF-14\n" ); } void usage(void) { printf( "Zint version %s\n" "Encode input data in a barcode and save as a PNG, EPS or SVG file.\n\n" " -h, --help Display this message.\n" " -t, --types Display table of barcode types\n" " -i, --input=FILE Read data from FILE.\n" " -o, --output=FILE Write image to FILE. (default is out.png)\n" " -d, --data=DATA Barcode content.\n" " -b, --barcode=NUMBER Number of barcode type (default is 20 (=Code128)).\n" " --height=NUMBER Height of symbol in multiples of x-dimension.\n" " -w, --whitesp=NUMBER Width of whitespace in multiples of x-dimension.\n" " --border=NUMBER Width of border in multiples of x-dimension.\n" " --box Add a box.\n" " --bind Add boundary bars.\n" " -r, --reverse Reverse colours (white on black).\n" " --fg=COLOUR Specify a foreground colour.\n" " --bg=COLOUR Specify a background colour.\n" " --scale=NUMBER Adjust size of output image.\n" " --directpng Send PNG output to stdout\n" " --directeps Send EPS output to stdout\n" " --directsvg Send SVG output to stdout\n" " --dump Dump binary data to stdout\n" " --rotate=NUMBER Rotate symbol (PNG output only).\n" " --cols=NUMBER (PDF417) Number of columns.\n" " --vers=NUMBER (QR Code) Version\n" " --secure=NUMBER (PDF417 and QR Code) Error correction level.\n" " --primary=STRING (Maxicode and Composite) Structured primary message.\n" " --mode=NUMBER (Maxicode and Composite) Set encoding mode.\n" " --gs1 Treat input as GS1 data\n" " --binary Treat input as Binary data\n" " --notext Remove human readable text\n" " --square Force Data Matrix symbols to be square\n" " --init Create reader initialisation symbol (Code 128)\n" " --smalltext Use half-size text in PNG images\n" , ZINT_VERSION); } int validator(char test_string[], char source[]) { /* Verifies that a string only uses valid characters */ unsigned int i, j, latch; for(i = 0; i < strlen(source); i++) { latch = 0; for(j = 0; j < strlen(test_string); j++) { if (source[i] == test_string[j]) { latch = 1; } } if (!(latch)) { return ERROR_INVALID_DATA; } } return 0; } int escape_char_process(struct zint_symbol *my_symbol, unsigned char input_string[], int length) { int error_number; int i, j; #ifndef _MSC_VER unsigned char escaped_string[length + 1]; #else unsigned char* escaped_string = (unsigned char*)_alloca(length + 1); #endif i = 0; j = 0; do { if(input_string[i] == '\\') { switch(input_string[i + 1]) { case '0': escaped_string[j] = 0x00; i += 2; break; /* Null */ case 'E': escaped_string[j] = 0x04; i += 2; break; /* End of Transmission */ case 'a': escaped_string[j] = 0x07; i += 2; break; /* Bell */ case 'b': escaped_string[j] = 0x08; i += 2; break; /* Backspace */ case 't': escaped_string[j] = 0x09; i += 2; break; /* Horizontal tab */ case 'n': escaped_string[j] = 0x0a; i += 2; break; /* Line feed */ case 'v': escaped_string[j] = 0x0b; i += 2; break; /* Vertical tab */ case 'f': escaped_string[j] = 0x0c; i += 2; break; /* Form feed */ case 'r': escaped_string[j] = 0x0d; i += 2; break; /* Carriage return */ case 'e': escaped_string[j] = 0x1b; i += 2; break; /* Escape */ case 'G': escaped_string[j] = 0x1d; i += 2; break; /* Group Separator */ case 'R': escaped_string[j] = 0x1e; i += 2; break; /* Record Separator */ case '\\': escaped_string[j] = '\\'; i += 2; break; default: escaped_string[j] = input_string[i]; i++; break; } } else { escaped_string[j] = input_string[i]; i++; } j++; } while (i < length); escaped_string[j] = '\0'; error_number = ZBarcode_Encode(my_symbol, escaped_string, j); return error_number; } int main(int argc, char **argv) { struct zint_symbol *my_symbol; int c; int error_number; int rotate_angle; int generated; error_number = 0; rotate_angle = 0; generated = 0; my_symbol = ZBarcode_Create(); my_symbol->input_mode = UNICODE_MODE; if(argc == 1) { usage(); exit(1); } while(1) { int option_index = 0; static struct option long_options[] = { {"help", 0, 0, 'h'}, {"types", 0, 0, 't'}, {"bind", 0, 0, 0}, {"box", 0, 0, 0}, {"directeps", 0, 0, 0}, {"directpng", 0, 0, 0}, {"directsvg", 0, 0, 0}, {"dump", 0, 0, 0}, {"barcode", 1, 0, 'b'}, {"height", 1, 0, 0}, {"whitesp", 1, 0, 'w'}, {"border", 1, 0, 0}, {"data", 1, 0, 'd'}, {"output", 1, 0, 'o'}, {"input", 1, 0, 'i'}, {"fg", 1, 0, 0}, {"bg", 1, 0, 0}, {"cols", 1, 0, 0}, {"vers", 1, 0, 0}, {"rotate", 1, 0, 0}, {"secure", 1, 0, 0}, {"reverse", 1, 0, 'r'}, {"mode", 1, 0, 0}, {"primary", 1, 0, 0}, {"scale", 1, 0, 0}, {"gs1", 0, 0, 0}, {"kanji", 0, 0, 0}, {"sjis", 0, 0, 0}, {"binary", 0, 0, 0}, {"notext", 0, 0, 0}, {"square", 0, 0, 0}, {"init", 0, 0, 0}, {"smalltext", 0, 0, 0}, {0, 0, 0, 0} }; c = getopt_long(argc, argv, "htb:w:d:o:i:rcmp", long_options, &option_index); if(c == -1) break; switch(c) { case 0: if(!strcmp(long_options[option_index].name, "bind")) { my_symbol->output_options += BARCODE_BIND; } if(!strcmp(long_options[option_index].name, "box")) { my_symbol->output_options += BARCODE_BOX; } if(!strcmp(long_options[option_index].name, "init")) { my_symbol->output_options += READER_INIT; } if(!strcmp(long_options[option_index].name, "smalltext")) { my_symbol->output_options += SMALL_TEXT; } if(!strcmp(long_options[option_index].name, "directeps")) { my_symbol->output_options += BARCODE_STDOUT; strncpy(my_symbol->outfile, "dummy.eps", 10); } if(!strcmp(long_options[option_index].name, "directpng")) { my_symbol->output_options += BARCODE_STDOUT; strncpy(my_symbol->outfile, "dummy.png", 10); } if(!strcmp(long_options[option_index].name, "directsvg")) { my_symbol->output_options += BARCODE_STDOUT; strncpy(my_symbol->outfile, "dummy.svg", 10); } if(!strcmp(long_options[option_index].name, "dump")) { my_symbol->output_options += BARCODE_STDOUT; strncpy(my_symbol->outfile, "dummy.txt", 10); } if(!strcmp(long_options[option_index].name, "gs1")) { my_symbol->input_mode = GS1_MODE; } if(!strcmp(long_options[option_index].name, "kanji")) { my_symbol->input_mode = KANJI_MODE; } if(!strcmp(long_options[option_index].name, "sjis")) { my_symbol->input_mode = SJIS_MODE; } if(!strcmp(long_options[option_index].name, "binary")) { my_symbol->input_mode = DATA_MODE; } if(!strcmp(long_options[option_index].name, "fg")) { strncpy(my_symbol->fgcolour, optarg, 7); } if(!strcmp(long_options[option_index].name, "bg")) { strncpy(my_symbol->bgcolour, optarg, 7); } if(!strcmp(long_options[option_index].name, "notext")) { my_symbol->show_hrt = 0; } if(!strcmp(long_options[option_index].name, "square")) { my_symbol->option_3 = DM_SQUARE; } if(!strcmp(long_options[option_index].name, "scale")) { my_symbol->scale = (float)(atof(optarg)); if(my_symbol->scale < 0.01) { /* Zero and negative values are not permitted */ fprintf(stderr, "Invalid scale value\n"); my_symbol->scale = 1.0; } } if(!strcmp(long_options[option_index].name, "border")) { error_number = validator(NESET, optarg); if(error_number == ERROR_INVALID_DATA) { fprintf(stderr, "Invalid border width\n"); exit(1); } if((atoi(optarg) >= 0) && (atoi(optarg) <= 1000)) { my_symbol->border_width = atoi(optarg); } else { fprintf(stderr, "Border width out of range\n"); } } if(!strcmp(long_options[option_index].name, "height")) { error_number = validator(NESET, optarg); if(error_number == ERROR_INVALID_DATA) { fprintf(stderr, "Invalid symbol height\n"); exit(1); } if((atoi(optarg) >= 1) && (atoi(optarg) <= 1000)) { my_symbol->height = atoi(optarg); } else { fprintf(stderr, "Symbol height out of range\n"); } } if(!strcmp(long_options[option_index].name, "cols")) { if((atoi(optarg) >= 1) && (atoi(optarg) <= 30)) { my_symbol->option_2 = atoi(optarg); } else { fprintf(stderr, "Number of columns out of range\n"); } } if(!strcmp(long_options[option_index].name, "vers")) { if((atoi(optarg) >= 1) && (atoi(optarg) <= 40)) { my_symbol->option_2 = atoi(optarg); } else { fprintf(stderr, "Invalid QR Code version\n"); } } if(!strcmp(long_options[option_index].name, "secure")) { if((atoi(optarg) >= 1) && (atoi(optarg) <= 8)) { my_symbol->option_1 = atoi(optarg); } else { fprintf(stderr, "ECC level out of range\n"); } } if(!strcmp(long_options[option_index].name, "primary")) { if(strlen(optarg) <= 90) { strcpy(my_symbol->primary, optarg); } else { fprintf(stderr, "Primary data string too long"); } } if(!strcmp(long_options[option_index].name, "mode")) { if((optarg[0] >= '0') && (optarg[0] <= '6')) { my_symbol->option_1 = optarg[0] - '0'; } else { fprintf(stderr, "Invalid mode\n"); } } if(!strcmp(long_options[option_index].name, "rotate")) { /* Only certain inputs allowed */ error_number = validator(NESET, optarg); if(error_number == ERROR_INVALID_DATA) { fprintf(stderr, "Invalid rotation parameter\n"); exit(1); } switch(atoi(optarg)) { case 90: rotate_angle = 90; break; case 180: rotate_angle = 180; break; case 270: rotate_angle = 270; break; default: rotate_angle = 0; break; } } break; case 'h': usage(); break; case 't': types(); break; case 'b': error_number = validator(NESET, optarg); if(error_number == ERROR_INVALID_DATA) { fprintf(stderr, "Invalid barcode type\n"); exit(1); } my_symbol->symbology = atoi(optarg); break; case 'w': error_number = validator(NESET, optarg); if(error_number == ERROR_INVALID_DATA) { fprintf(stderr, "Invalid whitespace value\n"); exit(1); } if((atoi(optarg) >= 0) && (atoi(optarg) <= 1000)) { my_symbol->whitespace_width = atoi(optarg); } else { fprintf(stderr, "Whitespace value out of range"); } break; case 'd': /* we have some data! */ error_number = escape_char_process(my_symbol, (unsigned char*)optarg, strlen(optarg)); if(error_number == 0) { error_number = ZBarcode_Print(my_symbol, rotate_angle); } generated = 1; if(error_number != 0) { fprintf(stderr, "%s\n", my_symbol->errtxt); ZBarcode_Delete(my_symbol); return 1; } break; case 'i': /* Take data from file */ error_number = ZBarcode_Encode_File(my_symbol, optarg); if(error_number == 0) { error_number = ZBarcode_Print(my_symbol, rotate_angle); } generated = 1; if(error_number != 0) { fprintf(stderr, "%s\n", my_symbol->errtxt); ZBarcode_Delete(my_symbol); return 1; } break; case 'o': strncpy(my_symbol->outfile, optarg, 250); break; case 'r': strcpy(my_symbol->fgcolour, "ffffff"); strcpy(my_symbol->bgcolour, "000000"); break; case '?': break; default: fprintf(stderr, "?? getopt error 0%o\n", c); } } if (optind < argc) { fprintf(stderr, "Invalid option "); while (optind < argc) fprintf(stderr, "%s", argv[optind++]); fprintf(stderr, "\n"); } if(generated == 0) { fprintf(stderr, "error: No data received, no symbol generated\n"); } ZBarcode_Delete(my_symbol); return error_number; }