int reduced_charset(struct zint_symbol *symbol, unsigned char *source, int length)
{
/* These are the "norm" standards which only support Latin-1 at most */
int error_number = 0;
#ifndef _MSC_VER
unsigned char preprocessed[length + 1];
#else
unsigned char* preprocessed = (unsigned char*)_alloca(length + 1);
#endif
if(symbol->symbology == BARCODE_CODE16K) {
symbol->whitespace_width = 16;
symbol->border_width = 2;
symbol->output_options = BARCODE_BIND;
}
if(symbol->symbology == BARCODE_ITF14) {
symbol->whitespace_width = 20;
symbol->border_width = 8;
symbol->output_options = BARCODE_BOX;
}
switch(symbol->input_mode) {
case DATA_MODE:
case GS1_MODE:
memcpy(preprocessed, source, length);
preprocessed[length] = '\0';
break;
case UNICODE_MODE:
error_number = latin1_process(symbol, source, preprocessed, &length);
if(error_number != 0) { return error_number; }
break;
}
switch(symbol->symbology) {
case BARCODE_C25MATRIX: error_number = matrix_two_of_five(symbol, preprocessed, length); break;
case BARCODE_C25IND: error_number = industrial_two_of_five(symbol, preprocessed, length); break;
case BARCODE_C25INTER: error_number = interleaved_two_of_five(symbol, preprocessed, length); break;
case BARCODE_C25IATA: error_number = iata_two_of_five(symbol, preprocessed, length); break;
case BARCODE_C25LOGIC: error_number = logic_two_of_five(symbol, preprocessed, length); break;
case BARCODE_DPLEIT: error_number = dpleit(symbol, preprocessed, length); break;
case BARCODE_DPIDENT: error_number = dpident(symbol, preprocessed, length); break;
case BARCODE_UPCA: error_number = eanx(symbol, preprocessed, length); break;
case BARCODE_UPCE: error_number = eanx(symbol, preprocessed, length); break;
case BARCODE_EANX: error_number = eanx(symbol, preprocessed, length); break;
case BARCODE_EAN128: error_number = ean_128(symbol, preprocessed, length); break;
case BARCODE_CODE39: error_number = c39(symbol, preprocessed, length); break;
case BARCODE_PZN: error_number = pharmazentral(symbol, preprocessed, length); break;
case BARCODE_EXCODE39: error_number = ec39(symbol, preprocessed, length); break;
case BARCODE_CODABAR: error_number = codabar(symbol, preprocessed, length); break;
case BARCODE_CODE93: error_number = c93(symbol, preprocessed, length); break;
case BARCODE_LOGMARS: error_number = c39(symbol, preprocessed, length); break;
case BARCODE_CODE128: error_number = code_128(symbol, preprocessed, length); break;
case BARCODE_CODE128B: error_number = code_128(symbol, preprocessed, length); break;
case BARCODE_NVE18: error_number = nve_18(symbol, preprocessed, length); break;
case BARCODE_CODE11: error_number = code_11(symbol, preprocessed, length); break;
case BARCODE_MSI_PLESSEY: error_number = msi_handle(symbol, preprocessed, length); break;
case BARCODE_TELEPEN: error_number = telepen(symbol, preprocessed, length); break;
case BARCODE_TELEPEN_NUM: error_number = telepen_num(symbol, preprocessed, length); break;
case BARCODE_PHARMA: error_number = pharma_one(symbol, preprocessed, length); break;
case BARCODE_PLESSEY: error_number = plessey(symbol, preprocessed, length); break;
case BARCODE_ITF14: error_number = itf14(symbol, preprocessed, length); break;
case BARCODE_FLAT: error_number = flattermarken(symbol, preprocessed, length); break;
case BARCODE_FIM: error_number = fim(symbol, preprocessed, length); break;
case BARCODE_POSTNET: error_number = post_plot(symbol, preprocessed, length); break;
case BARCODE_PLANET: error_number = planet_plot(symbol, preprocessed, length); break;
case BARCODE_RM4SCC: error_number = royal_plot(symbol, preprocessed, length); break;
case BARCODE_AUSPOST: error_number = australia_post(symbol, preprocessed, length); break;
case BARCODE_AUSREPLY: error_number = australia_post(symbol, preprocessed, length); break;
case BARCODE_AUSROUTE: error_number = australia_post(symbol, preprocessed, length); break;
case BARCODE_AUSREDIRECT: error_number = australia_post(symbol, preprocessed, length); break;
case BARCODE_CODE16K: error_number = code16k(symbol, preprocessed, length); break;
case BARCODE_PHARMA_TWO: error_number = pharma_two(symbol, preprocessed, length); break;
case BARCODE_ONECODE: error_number = imail(symbol, preprocessed, length); break;
case BARCODE_ISBNX: error_number = eanx(symbol, preprocessed, length); break;
case BARCODE_RSS14: error_number = rss14(symbol, preprocessed, length); break;
case BARCODE_RSS14STACK: error_number = rss14(symbol, preprocessed, length); break;
case BARCODE_RSS14STACK_OMNI: error_number = rss14(symbol, preprocessed, length); break;
case BARCODE_RSS_LTD: error_number = rsslimited(symbol, preprocessed, length); break;
case BARCODE_RSS_EXP: error_number = rssexpanded(symbol, preprocessed, length); break;
case BARCODE_RSS_EXPSTACK: error_number = rssexpanded(symbol, preprocessed, length); break;
case BARCODE_EANX_CC: error_number = composite(symbol, preprocessed, length); break;
case BARCODE_EAN128_CC: error_number = composite(symbol, preprocessed, length); break;
case BARCODE_RSS14_CC: error_number = composite(symbol, preprocessed, length); break;
case BARCODE_RSS_LTD_CC: error_number = composite(symbol, preprocessed, length); break;
case BARCODE_RSS_EXP_CC: error_number = composite(symbol, preprocessed, length); break;
case BARCODE_UPCA_CC: error_number = composite(symbol, preprocessed, length); break;
case BARCODE_UPCE_CC: error_number = composite(symbol, preprocessed, length); break;
case BARCODE_RSS14STACK_CC: error_number = composite(symbol, preprocessed, length); break;
case BARCODE_RSS14_OMNI_CC: error_number = composite(symbol, preprocessed, length); break;
case BARCODE_RSS_EXPSTACK_CC: error_number = composite(symbol, preprocessed, length); break;
case BARCODE_KIX: error_number = kix_code(symbol, preprocessed, length); break;
case BARCODE_CODE32: error_number = code32(symbol, preprocessed, length); break;
case BARCODE_DAFT: error_number = daft_code(symbol, preprocessed, length); break;
case BARCODE_EAN14: error_number = ean_14(symbol, preprocessed, length); break;
case BARCODE_AZRUNE: error_number = aztec_runes(symbol, preprocessed, length); break;
case BARCODE_KOREAPOST: error_number = korea_post(symbol, preprocessed, length); break;
case BARCODE_HIBC_128: error_number = hibc(symbol, preprocessed, length); break;
case BARCODE_HIBC_39: error_number = hibc(symbol, preprocessed, length); break;
case BARCODE_HIBC_DM: error_number = hibc(symbol, preprocessed, length); break;
case BARCODE_HIBC_QR: error_number = hibc(symbol, preprocessed, length); break;
case BARCODE_HIBC_PDF: error_number = hibc(symbol, preprocessed, length); break;
case BARCODE_HIBC_MICPDF: error_number = hibc(symbol, preprocessed, length); break;
case BARCODE_HIBC_AZTEC: error_number = hibc(symbol, preprocessed, length); break;
case BARCODE_JAPANPOST: error_number = japan_post(symbol, preprocessed, length); break;
case BARCODE_CODE49: error_number = code_49(symbol, preprocessed, length); break;
case BARCODE_CHANNEL: error_number = channel_code(symbol, preprocessed, length); break;
case BARCODE_CODEONE: error_number = code_one(symbol, preprocessed, length); break;
case BARCODE_DATAMATRIX: error_number = dmatrix(symbol, preprocessed, length); break;
case BARCODE_PDF417: error_number = pdf417enc(symbol, preprocessed, length); break;
case BARCODE_PDF417TRUNC: error_number = pdf417enc(symbol, preprocessed, length); break;
case BARCODE_MICROPDF417: error_number = micro_pdf417(symbol, preprocessed, length); break;
case BARCODE_MAXICODE: error_number = maxicode(symbol, preprocessed, length); break;
case BARCODE_AZTEC: error_number = aztec(symbol, preprocessed, length); break;
}
return error_number;
}
char *
encode_t4 (int k_param, char *inbuf, int eolnskip)
{
bit_string ref_line; /* Reference line */
bit_string t4_line; /* Output encoded line */
bit_string code_line; /* Line we are codeing */
short i,j; /* Loop variable */
int run_buf [LINEBUF], run_buf2 [LINEBUF];
if (a3Width)
forcesize = 2432;
if (b4Width)
forcesize = 2048;
if (standardwidth)
forcesize = 1728;
if (k_param > 1)
twoDimensional = 1;
ref_line.run_top = run_buf;
code_line.run_top = run_buf2;
code_line.dbuf_top = inbuf;
t4_line.dbuf_top = malloc ((unsigned int)((PIC_LINESIZE * NUMLINES) + 28));
set_input (&code_line);
set_output (&t4_line);
/* Repeat this loop once for every input line expected */
for (i = 0; i < NUMLINES; i++) {
if (code_line.run_top == run_buf) { /*swap buffers*/
ref_line.run_top = run_buf;
code_line.run_top = run_buf2;
} else {
ref_line.run_top = run_buf2;
code_line.run_top = run_buf;
}
/* reset pointers */
code_line.run_pos = code_line.run_top;
ref_line.run_pos = ref_line.run_top;
/* fill buffer for coding line */
get_runs (&code_line);
code_line.run_pos = code_line.run_top;
put_eoln (&t4_line);
if (k_param > 1) {
if (i % k_param == 0) {
set_bit (&t4_line); /* tag bit, 1-d line follows */
code_one (&code_line, &t4_line);
} else {
clr_bit (&t4_line); /* tag bit, 2-d line follows */
code_two (&ref_line, &code_line, &t4_line);
}
} else
code_one (&code_line, &t4_line);
/* skip any extra eoln bit in orig data */
for (j = 0; j < eolnskip; j++)
get_bit (&code_line);
}
/* now finish with 6 EOL's, as per T.4 */
for (i = 0; i < 5; ++i) {
put_eoln (&t4_line);
if (k_param > 1) set_bit (&t4_line);
}
/* flush buffers, write preamble */
flush_output (&t4_line);
return (t4_line.dbuf_top);
}