zint/frontend/main.c
taipanromania 3bb2c46210 memleak --
2008-09-27 21:15:38 +00:00

340 lines
10 KiB
C

/* main.c - Command line handling routines for Zint */
/*
libzint - the open source barcode library
Copyright (C) 2008 Robin Stuart <zint@hotmail.co.uk>
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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <zint.h>
#define NESET "0123456789"
void types(void) {
printf( " 1: Code 11 40: Postnet 80: Databar-14 Stack Omni\n"
" 2: Standard 2 of 5 47: MSI Plessey 81: Databar Extended Stack\n"
" 3: Interleaved 2 of 5 49: FIM 82: Planet\n"
" 4: IATA 2 of 5 50: Logmars 84: MicroPDF\n"
" 6: Data Logic 51: Pharma One-Track 85: USPS OneCode\n"
" 7: Industrial 2 of 5 52: PZN 86: UK Plessey\n"
" 8: Code 39 53: Pharma Two-Track 87: Telepen Numeric\n"
" 9: Extended Code 39 55: PDF417 89: ITF-14\n"
" 13: EAN 56: PDF417 Trunc 90: KIX Code\n"
" 16: GS1-128 57: Maxicode 92: Aztec Code\n"
" 18: Codabar 58: QR Code 93: DAFT Code\n"
" 20: Code 128 60: Code 128-B 129: Code 23\n"
" 21: Leitcode 63: AP Standard Customer 130: Comp + EAN\n"
" 22: Identcode 66: AP Reply Paid 131: Comp + GS1-128\n"
" 23: Code 16k 67: AP Routing 132: Comp + Databar-14\n"
" 25: Code 93 68: AP Redirection 133: Comp + Databar Ltd\n"
" 28: Flattermarken 69: ISBN 134: Comp + Databar Ext\n"
" 29: Databar-14 70: RM4SCC 135: Comp + UPC-A\n"
" 30: Databar Limited 71: Data Matrix 136: Comp + UPC-E\n"
" 31: Databar Extended 72: EAN-14 137: Comp + Databar-14 Stack\n"
" 32: Telepen Alpha 74: Codablock-F 138: Comp + Databar Stack Omni\n"
" 34: UPC-A 75: NVE-18 139: Comp + Databar Ext Stack\n"
" 37: UPC-E 79: Databar-14 Stack\n"
);
}
void usage(void)
{
printf(
"Zint version %s\n"
"Encode input data in a barcode and save as a PNG or EPS file.\n\n"
" -h, --help Display this message.\n"
" -t, --types Display table of barcode types\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=HEIGHT Height of my_symbol in pixels.\n"
" -w, --whitesp=NUMBER Width of whitespace in pixels.\n"
" --border=NUMBER Width of border in pixels.\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"
" --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"
, ZINT_VERSION);
}
int data_process(struct zint_symbol *symbol, unsigned char source[], int rotate_angle)
{
/* Supports UTF-8 input by converting it to Latin-1 Extended ASCII */
int input_length;
int error_number, i, j, next;
error_number = 0;
input_length = strlen(source);
unsigned char latin1[input_length];
j = 0;
i = 0;
do {
next = -1;
if(source[i] < 128) {
latin1[j] = source[i];
j++;
next = i + 1;
} else {
if(source[i] == 0xC2) {
latin1[j] = source[i + 1];
j++;
next = i + 2;
}
if(source[i] == 0xC3) {
latin1[j] = source[i + 1] + 64;
j++;
next = i + 2;
}
}
if(next == -1) {
strcpy(symbol->errtxt, "Invalid character in input string (only Latin-1 characters supported)");
error_number = WARN_INVALID_OPTION;
return error_number;
}
i = next;
} while(i < input_length);
latin1[j] = '\0';
if(rotate_angle == 0) {
error_number = ZBarcode_Encode_and_Print(symbol, latin1);
} else {
error_number = ZBarcode_Encode_and_Print_Rotated(symbol, latin1, rotate_angle);
}
return error_number;
}
int main(int argc, char **argv)
{
struct zint_symbol *my_symbol;
int i, mode, stack_row;
int c;
int error_number;
int rotate_angle;
error_number = 0;
rotate_angle = 0;
my_symbol = ZBarcode_Create();
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},
{"barcode=", 1, 0, 'b'},
{"height=", 1, 0, 0},
{"whitesp=", 1, 0, 'w'},
{"border=", 1, 0, 0},
{"data=", 1, 0, 'd'},
{"output=", 1, 0, 'o'},
{"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'},
{"case", 0, 0, 'c'},
{"mode=", 1, 0, 0},
{"primary=", 1, 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, "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, "border=")) {
error_number = is_sane(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 = is_sane(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=")) {
/* Don't allow specification of modes 2 and 3 - do it
automagically instead */
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 = is_sane(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 = is_sane(NESET, optarg);
if(error_number == ERROR_INVALID_DATA) {
printf("Invalid barcode type\n");
exit(1);
}
my_symbol->symbology = atoi(optarg);
break;
case 'w':
error_number = is_sane(NESET, optarg);
if(error_number == ERROR_INVALID_DATA) {
printf("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 = data_process(my_symbol, optarg, rotate_angle);
if(error_number != 0) {
printf("%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:
printf("?? getopt error 0%o\n", c);
}
}
if (optind < argc) {
printf("Invalid option ");
while (optind < argc)
printf("%s", argv[optind++]);
printf("\n");
}
if(strcmp(my_symbol->errtxt, "")) {
printf(my_symbol->errtxt);
printf("\n");
}
ZBarcode_Delete(my_symbol);
return error_number;
}