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- BMP/EMF/EPS/GIF/PCX/PNG/SVG/TIF/TXT: check for errors on writing

Browse Source 
to output file; ZBarcode_Encode_File: check `fseek()` for errors
  (ticket #275)
- man page: fix Code 11 check digit info
- manual/man page: document octal escape; Code 128 subset/mode ->
  Code Set
This commit is contained in:
gitlost 2022-12-19 16:28:15 +00:00
parent a54bdc0299
commit 268fdd7fc2
18 changed files with 318 additions and 140 deletions
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5
ChangeLog
View File

@ -7,11 +7,14 @@ Version 2.12.0.9 (dev) not released yet
Changes
-------
- None yet
- BMP/EMF/EPS/GIF/PCX/PNG/SVG/TIF/TXT: check for errors on writing to output
file (ticket #275)
- manual/man page: document octal escape; Code 128 subset/mode -> Code Set
Bugs
----
- CEPNET: fix no HRT (library: `has_hrt()`)
- man page: fix Code 11 check digit info
Version 2.12.0 (2022-12-12)

23
backend/bmp.c
View File

@ -199,18 +199,35 @@ INTERNAL int bmp_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
bmp_file = stdout;
} else {
if (!(bmp_file = out_fopen(symbol->outfile, "wb"))) {
free(bitmap_file_start);
sprintf(symbol->errtxt, "601: Could not open output file (%d: %.30s)", errno, strerror(errno));
free(bitmap_file_start);
return ZINT_ERROR_FILE_ACCESS;
}
}
fwrite(bitmap_file_start, file_header.file_size, 1, bmp_file);
if (ferror(bmp_file)) {
sprintf(symbol->errtxt, "603: Incomplete write to output (%d: %.30s)", errno, strerror(errno));
free(bitmap_file_start);
if (!output_to_stdout) {
(void) fclose(bmp_file);
}
return ZINT_ERROR_FILE_WRITE;
}
if (output_to_stdout) {
fflush(bmp_file);
if (fflush(bmp_file) != 0) {
sprintf(symbol->errtxt, "604: Incomplete flush to output (%d: %.30s)", errno, strerror(errno));
free(bitmap_file_start);
return ZINT_ERROR_FILE_WRITE;
}
} else {
fclose(bmp_file);
if (fclose(bmp_file) != 0) {
sprintf(symbol->errtxt, "605: Failure on closing output file (%d: %.30s)", errno, strerror(errno));
free(bitmap_file_start);
return ZINT_ERROR_FILE_WRITE;
}
}
free(bitmap_file_start);

18
backend/emf.c
View File

@ -832,10 +832,24 @@ INTERNAL int emf_plot(struct zint_symbol *symbol, int rotate_angle) {
fwrite(&emr_eof, sizeof(emr_eof_t), 1, emf_file);
if (ferror(emf_file)) {
sprintf(symbol->errtxt, "644: Incomplete write to output (%d: %.30s)", errno, strerror(errno));
if (!output_to_stdout) {
(void) fclose(emf_file);
}
return ZINT_ERROR_FILE_WRITE;
}
if (output_to_stdout) {
fflush(emf_file);
if (fflush(emf_file) != 0) {
sprintf(symbol->errtxt, "940: Incomplete flush to output (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
} else {
fclose(emf_file);
if (fclose(emf_file) != 0) {
sprintf(symbol->errtxt, "941: Failure on closing output file (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
}
return error_number;
}

23
backend/gif.c
View File

@ -584,7 +584,7 @@ INTERNAL int gif_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
State.InLen = bitmapSize;
if (!(State.pOut = (unsigned char *) malloc(lzoutbufSize))) {
if (!output_to_stdout) {
fclose(gif_file);
(void) fclose(gif_file);
}
strcpy(symbol->errtxt, "614: Insufficient memory for LZW buffer");
return ZINT_ERROR_MEMORY;
@ -596,7 +596,7 @@ INTERNAL int gif_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
if (byte_out <= 0) {
free(State.pOut);
if (!output_to_stdout) {
fclose(gif_file);
(void) fclose(gif_file);
}
strcpy(symbol->errtxt, "613: Insufficient memory for LZW buffer");
return ZINT_ERROR_MEMORY;
@ -606,10 +606,25 @@ INTERNAL int gif_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
/* GIF terminator */
fputc('\x3b', gif_file);
if (ferror(gif_file)) {
sprintf(symbol->errtxt, "615: Incomplete write to output (%d: %.30s)", errno, strerror(errno));
if (!output_to_stdout) {
(void) fclose(gif_file);
}
return ZINT_ERROR_FILE_WRITE;
}
if (output_to_stdout) {
fflush(gif_file);
if (fflush(gif_file) != 0) {
sprintf(symbol->errtxt, "616: Incomplete flush to output (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
} else {
fclose(gif_file);
if (fclose(gif_file) != 0) {
sprintf(symbol->errtxt, "617: Failure on closing output file (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
}
return 0;

58
backend/library.c
View File

@ -249,11 +249,11 @@ INTERNAL int error_tag_test(struct zint_symbol *symbol, int error_number, const
static int dump_plot(struct zint_symbol *symbol) {
FILE *f;
int i, r;
char hex[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8',
'9', 'A', 'B', 'C', 'D', 'E', 'F'};
static const char hex[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
int space = 0;
const int output_to_stdout = symbol->output_options & BARCODE_STDOUT;
if (symbol->output_options & BARCODE_STDOUT) {
if (output_to_stdout) {
f = stdout;
} else {
f = fopen(symbol->outfile, "w");
@ -295,10 +295,24 @@ static int dump_plot(struct zint_symbol *symbol) {
space = 0;
}
if (symbol->output_options & BARCODE_STDOUT) {
fflush(f);
if (ferror(f)) {
sprintf(symbol->errtxt, "790: Incomplete write to output (%d: %.30s)", errno, strerror(errno));
if (!output_to_stdout) {
(void) fclose(f);
}
return ZINT_ERROR_FILE_WRITE;
}
if (output_to_stdout) {
if (fflush(f) != 0) {
sprintf(symbol->errtxt, "791: Incomplete flush to output (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
} else {
fclose(f);
if (fclose(f) != 0) {
sprintf(symbol->errtxt, "792: Failure on closing output file (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
}
return 0;
@ -1426,26 +1440,36 @@ int ZBarcode_Encode_File(struct zint_symbol *symbol, const char *filename) {
file_opened = 1;
/* Get file length */
fseek(file, 0, SEEK_END);
if (fseek(file, 0, SEEK_END) != 0) {
sprintf(symbol->errtxt, "792: Unable to seek input file (%d: %.30s)", errno, strerror(errno));
(void) fclose(file);
return error_tag(symbol, ZINT_ERROR_INVALID_DATA, NULL);
}
fileLen = ftell(file);
fseek(file, 0, SEEK_SET);
/* On many Linux distros ftell() returns LONG_MAX not -1 on error */
if (fileLen <= 0 || fileLen == LONG_MAX) {
fclose(file);
(void) fclose(file);
return error_tag(symbol, ZINT_ERROR_INVALID_DATA, "235: Input file empty or unseekable");
}
if (fileLen > ZINT_MAX_DATA_LEN) {
fclose(file);
(void) fclose(file);
return error_tag(symbol, ZINT_ERROR_TOO_LONG, "230: Input file too long");
}
if (fseek(file, 0, SEEK_SET) != 0) {
sprintf(symbol->errtxt, "793: Unable to seek input file (%d: %.30s)", errno, strerror(errno));
(void) fclose(file);
return error_tag(symbol, ZINT_ERROR_INVALID_DATA, NULL);
}
}
/* Allocate memory */
buffer = (unsigned char *) malloc(fileLen);
if (!buffer) {
if (file_opened) {
fclose(file);
(void) fclose(file);
}
return error_tag(symbol, ZINT_ERROR_MEMORY, "231: Insufficient memory for file read buffer");
}
@ -1456,17 +1480,21 @@ int ZBarcode_Encode_File(struct zint_symbol *symbol, const char *filename) {
n = fread(buffer + nRead, 1, fileLen - nRead, file);
if (ferror(file)) {
sprintf(symbol->errtxt, "241: Input file read error (%d: %.30s)", errno, strerror(errno));
if (file_opened) {
fclose(file);
}
free(buffer);
if (file_opened) {
(void) fclose(file);
}
return error_tag(symbol, ZINT_ERROR_INVALID_DATA, NULL);
}
nRead += n;
} while (!feof(file) && (0 < n) && ((long) nRead < fileLen));
if (file_opened) {
fclose(file);
if (fclose(file) != 0) {
sprintf(symbol->errtxt, "794: Failure on closing input file (%d: %.30s)", errno, strerror(errno));
free(buffer);
return error_tag(symbol, ZINT_ERROR_INVALID_DATA, NULL);
}
}
ret = ZBarcode_Encode(symbol, buffer, (int) nRead);
free(buffer);

3
backend/mailmark.c
View File

@ -597,7 +597,8 @@ INTERNAL int mailmark_2d(struct zint_symbol *symbol, unsigned char source[], int
}
if (!is_sane(RUBIDIUM_F, local_source, 45)) {
strcpy(symbol->errtxt, "866: Invalid character in data (alphanumerics and space only in first 45 characters)");
strcpy(symbol->errtxt,
"866: Invalid character in data (alphanumerics and space only in first 45 characters)");
return ZINT_ERROR_INVALID_DATA;
}

18
backend/pcx.c
View File

@ -207,10 +207,24 @@ INTERNAL int pcx_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
}
}
if (ferror(pcx_file)) {
sprintf(symbol->errtxt, "622: Incomplete write to output (%d: %.30s)", errno, strerror(errno));
if (!output_to_stdout) {
(void) fclose(pcx_file);
}
return ZINT_ERROR_FILE_WRITE;
}
if (output_to_stdout) {
fflush(pcx_file);
if (fflush(pcx_file) != 0) {
sprintf(symbol->errtxt, "623: Incomplete flush to output (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
} else {
fclose(pcx_file);
if (fclose(pcx_file) != 0) {
sprintf(symbol->errtxt, "624: Failure on closing output file (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
}
return 0;

24
backend/png.c
View File

@ -245,7 +245,7 @@ INTERNAL int png_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
if (!png_ptr) {
strcpy(symbol->errtxt, "633: Insufficient memory for PNG write structure buffer");
if (!output_to_stdout) {
fclose(outfile);
(void) fclose(outfile);
}
return ZINT_ERROR_MEMORY;
}
@ -255,7 +255,7 @@ INTERNAL int png_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
png_destroy_write_struct(&png_ptr, NULL);
strcpy(symbol->errtxt, "634: Insufficient memory for PNG info structure buffer");
if (!output_to_stdout) {
fclose(outfile);
(void) fclose(outfile);
}
return ZINT_ERROR_MEMORY;
}
@ -264,7 +264,7 @@ INTERNAL int png_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
if (setjmp(wpng_error.jmpbuf)) {
png_destroy_write_struct(&png_ptr, &info_ptr);
if (!output_to_stdout) {
fclose(outfile);
(void) fclose(outfile);
}
return ZINT_ERROR_MEMORY;
}
@ -343,10 +343,24 @@ INTERNAL int png_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
/* make sure we have disengaged */
png_destroy_write_struct(&png_ptr, &info_ptr);
if (ferror(outfile)) {
sprintf(symbol->errtxt, "638: Incomplete write to output (%d: %.30s)", errno, strerror(errno));
if (!output_to_stdout) {
(void) fclose(outfile);
}
return ZINT_ERROR_FILE_WRITE;
}
if (output_to_stdout) {
fflush(outfile);
if (fflush(outfile) != 0) {
sprintf(symbol->errtxt, "639: Incomplete flush to output (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
} else {
fclose(outfile);
if (fclose(outfile) != 0) {
sprintf(symbol->errtxt, "960: Failure on closing output file (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
}
return 0;

82
backend/ps.c
View File

@ -271,38 +271,38 @@ INTERNAL int ps_plot(struct zint_symbol *symbol) {
}
/* Start writing the header */
fprintf(feps, "%%!PS-Adobe-3.0 EPSF-3.0\n");
fputs("%!PS-Adobe-3.0 EPSF-3.0\n", feps);
if (ZINT_VERSION_BUILD) {
fprintf(feps, "%%%%Creator: Zint %d.%d.%d.%d\n",
ZINT_VERSION_MAJOR, ZINT_VERSION_MINOR, ZINT_VERSION_RELEASE, ZINT_VERSION_BUILD);
} else {
fprintf(feps, "%%%%Creator: Zint %d.%d.%d\n", ZINT_VERSION_MAJOR, ZINT_VERSION_MINOR, ZINT_VERSION_RELEASE);
}
fprintf(feps, "%%%%Title: Zint Generated Symbol\n");
fprintf(feps, "%%%%Pages: 0\n");
fputs("%%Title: Zint Generated Symbol\n"
"%%Pages: 0\n", feps);
fprintf(feps, "%%%%BoundingBox: 0 0 %d %d\n",
(int) ceilf(symbol->vector->width), (int) ceilf(symbol->vector->height));
fprintf(feps, "%%%%EndComments\n");
fputs("%%EndComments\n", feps);
/* Definitions */
if (have_circles_without_width) {
/* Disc: x y radius TD */
fprintf(feps, "/TD { newpath 0 360 arc fill } bind def\n");
fputs("/TD { newpath 0 360 arc fill } bind def\n", feps);
}
if (have_circles_with_width) {
/* Circle (ring): x y radius width TC (adapted from BWIPP renmaxicode.ps) */
fprintf(feps, "/TC { newpath 4 1 roll 3 copy 0 360 arc closepath 4 -1 roll add 360 0 arcn closepath fill }"
" bind def\n");
fputs("/TC { newpath 4 1 roll 3 copy 0 360 arc closepath 4 -1 roll add 360 0 arcn closepath fill }"
" bind def\n", feps);
}
if (symbol->vector->hexagons) {
fprintf(feps, "/TH { 0 setlinewidth moveto lineto lineto lineto lineto lineto closepath fill } bind def\n");
fputs("/TH { 0 setlinewidth moveto lineto lineto lineto lineto lineto closepath fill } bind def\n", feps);
}
fprintf(feps, "/TB { 2 copy } bind def\n");
fprintf(feps, "/TR { newpath 4 1 roll exch moveto 1 index 0 rlineto 0 exch rlineto neg 0 rlineto closepath fill }"
" bind def\n");
fprintf(feps, "/TE { pop pop } bind def\n");
fputs("/TB { 2 copy } bind def\n"
"/TR { newpath 4 1 roll exch moveto 1 index 0 rlineto 0 exch rlineto neg 0 rlineto closepath fill }"
" bind def\n"
"/TE { pop pop } bind def\n", feps);
fprintf(feps, "newpath\n");
fputs("newpath\n", feps);
/* Now the actual representation */
@ -315,7 +315,7 @@ INTERNAL int ps_plot(struct zint_symbol *symbol) {
}
fprintf(feps, "%.2f 0.00 TB 0.00 %.2f TR\n", symbol->vector->height, symbol->vector->width);
fprintf(feps, "TE\n");
fputs("TE\n", feps);
}
if (symbol->symbology != BARCODE_ULTRA) {
@ -344,7 +344,7 @@ INTERNAL int ps_plot(struct zint_symbol *symbol) {
}
fprintf(feps, "%.2f %.2f TB %.2f %.2f TR\n",
rect->height, (symbol->vector->height - rect->y) - rect->height, rect->x, rect->width);
fprintf(feps, "TE\n");
fputs("TE\n", feps);
}
rect = rect->next;
}
@ -361,7 +361,7 @@ INTERNAL int ps_plot(struct zint_symbol *symbol) {
}
fprintf(feps, "%.2f %.2f TB %.2f %.2f TR\n",
rect->height, (symbol->vector->height - rect->y) - rect->height, rect->x, rect->width);
fprintf(feps, "TE\n");
fputs("TE\n", feps);
}
rect = rect->next;
}
@ -371,7 +371,7 @@ INTERNAL int ps_plot(struct zint_symbol *symbol) {
while (rect) {
fprintf(feps, "%.2f %.2f TB %.2f %.2f TR\n",
rect->height, (symbol->vector->height - rect->y) - rect->height, rect->x, rect->width);
fprintf(feps, "TE\n");
fputs("TE\n", feps);
rect = rect->next;
}
}
@ -473,17 +473,17 @@ INTERNAL int ps_plot(struct zint_symbol *symbol) {
if (iso_latin1) {
/* Change encoding to ISO 8859-1, see Postscript Language Reference Manual 2nd Edition Example 5.6 */
fprintf(feps, "/%s findfont\n", font);
fprintf(feps, "dup length dict begin\n");
fprintf(feps, "{1 index /FID ne {def} {pop pop} ifelse} forall\n");
fprintf(feps, "/Encoding ISOLatin1Encoding def\n");
fprintf(feps, "currentdict\n");
fprintf(feps, "end\n");
fprintf(feps, "/Helvetica-ISOLatin1 exch definefont pop\n");
fputs("dup length dict begin\n"
"{1 index /FID ne {def} {pop pop} ifelse} forall\n"
"/Encoding ISOLatin1Encoding def\n"
"currentdict\n"
"end\n"
"/Helvetica-ISOLatin1 exch definefont pop\n", feps);
font = "Helvetica-ISOLatin1";
}
do {
ps_convert(string->text, ps_string);
fprintf(feps, "matrix currentmatrix\n");
fputs("matrix currentmatrix\n", feps);
fprintf(feps, "/%s findfont\n", font);
fprintf(feps, "%.2f scalefont setfont\n", string->fsize);
fprintf(feps, " 0 0 moveto %.2f %.2f translate 0.00 rotate 0 0 moveto\n",
@ -492,31 +492,45 @@ INTERNAL int ps_plot(struct zint_symbol *symbol) {
fprintf(feps, " (%s) stringwidth\n", ps_string);
}
if (string->rotation != 0) {
fprintf(feps, "gsave\n");
fputs("gsave\n", feps);
fprintf(feps, "%d rotate\n", 360 - string->rotation);
}
if (string->halign == 0 || string->halign == 2) {
fprintf(feps, "pop\n");
fputs("pop\n", feps);
fprintf(feps, "%s 0 rmoveto\n", string->halign == 2 ? "neg" : "-2 div");
}
fprintf(feps, " (%s) show\n", ps_string);
if (string->rotation != 0) {
fprintf(feps, "grestore\n");
fputs("grestore\n", feps);
}
fprintf(feps, "setmatrix\n");
fputs("setmatrix\n", feps);
string = string->next;
} while (string);
}
if (output_to_stdout) {
fflush(feps);
} else {
fclose(feps);
}
if (locale)
setlocale(LC_ALL, locale);
if (ferror(feps)) {
sprintf(symbol->errtxt, "647: Incomplete write to output (%d: %.30s)", errno, strerror(errno));
if (!output_to_stdout) {
(void) fclose(feps);
}
return ZINT_ERROR_FILE_WRITE;
}
if (output_to_stdout) {
if (fflush(feps) != 0) {
sprintf(symbol->errtxt, "648: Incomplete flush to output (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
} else {
if (fclose(feps) != 0) {
sprintf(symbol->errtxt, "649: Failure on closing output file (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
}
return error_number;
}

4
backend/qr.c
View File

@ -1013,7 +1013,7 @@ static int append_log(char log) {
file = fopen("zintlog.txt", "a+");
fprintf(file, "%c", log);
fclose(file);
(void) fclose(file);
return 0;
}
@ -1023,7 +1023,7 @@ static int write_log(char log[]) {
file = fopen("zintlog.txt", "a+");
fprintf(file, log); /*writes*/
fprintf(file, "\r\n"); /*writes*/
fclose(file);
(void) fclose(file);
return 0;
}
#endif

59
backend/svg.c
View File

@ -136,6 +136,7 @@ INTERNAL int svg_plot(struct zint_symbol *symbol) {
char colour_code[7];
int len, html_len;
const int output_to_stdout = symbol->output_options & BARCODE_STDOUT;
char *html_string;
for (i = 0; i < 6; i++) {
@ -181,7 +182,7 @@ INTERNAL int svg_plot(struct zint_symbol *symbol) {
strcpy(symbol->errtxt, "681: Vector header NULL");
return ZINT_ERROR_INVALID_DATA;
}
if (symbol->output_options & BARCODE_STDOUT) {
if (output_to_stdout) {
fsvg = stdout;
} else {
if (!(fsvg = out_fopen(symbol->outfile, "w"))) {
@ -193,14 +194,14 @@ INTERNAL int svg_plot(struct zint_symbol *symbol) {
locale = setlocale(LC_ALL, "C");
/* Start writing the header */
fprintf(fsvg, "<?xml version=\"1.0\" standalone=\"no\"?>\n");
fprintf(fsvg, "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n");
fprintf(fsvg, " \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
fputs("<?xml version=\"1.0\" standalone=\"no\"?>\n"
"<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n"
" \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n", fsvg);
fprintf(fsvg, "<svg width=\"%d\" height=\"%d\" version=\"1.1\"\n",
(int) ceilf(symbol->vector->width), (int) ceilf(symbol->vector->height));
fprintf(fsvg, " xmlns=\"http://www.w3.org/2000/svg\">\n");
fprintf(fsvg, " <desc>Zint Generated Symbol\n");
fprintf(fsvg, " </desc>\n");
fputs(" xmlns=\"http://www.w3.org/2000/svg\">\n"
" <desc>Zint Generated Symbol\n"
" </desc>\n", fsvg);
fprintf(fsvg, "\n <g id=\"barcode\" fill=\"#%s\">\n", fgcolour_string);
if (bg_alpha != 0) {
@ -209,7 +210,7 @@ INTERNAL int svg_plot(struct zint_symbol *symbol) {
if (bg_alpha != 0xff) {
fprintf(fsvg, " opacity=\"%.3f\"", bg_alpha_opacity);
}
fprintf(fsvg, " />\n");
fputs(" />\n", fsvg);
}
rect = symbol->vector->rectangles;
@ -223,7 +224,7 @@ INTERNAL int svg_plot(struct zint_symbol *symbol) {
if (fg_alpha != 0xff) {
fprintf(fsvg, " opacity=\"%.3f\"", fg_alpha_opacity);
}
fprintf(fsvg, " />\n");
fputs(" />\n", fsvg);
rect = rect->next;
}
@ -268,7 +269,7 @@ INTERNAL int svg_plot(struct zint_symbol *symbol) {
if (fg_alpha != 0xff) {
fprintf(fsvg, " opacity=\"%.3f\"", fg_alpha_opacity);
}
fprintf(fsvg, " />\n");
fputs(" />\n", fsvg);
hex = hex->next;
}
@ -300,7 +301,7 @@ INTERNAL int svg_plot(struct zint_symbol *symbol) {
fprintf(fsvg, " opacity=\"%.3f\"", fg_alpha_opacity);
}
}
fprintf(fsvg, " />\n");
fputs(" />\n", fsvg);
circle = circle->next;
}
@ -312,7 +313,7 @@ INTERNAL int svg_plot(struct zint_symbol *symbol) {
fprintf(fsvg, " <text x=\"%.2f\" y=\"%.2f\" text-anchor=\"%s\"\n", string->x, string->y, halign);
fprintf(fsvg, " font-family=\"%s\" font-size=\"%.1f\"", font_family, string->fsize);
if (bold) {
fprintf(fsvg, " font-weight=\"bold\"");
fputs(" font-weight=\"bold\"", fsvg);
}
if (fg_alpha != 0xff) {
fprintf(fsvg, " opacity=\"%.3f\"", fg_alpha_opacity);
@ -320,25 +321,39 @@ INTERNAL int svg_plot(struct zint_symbol *symbol) {
if (string->rotation != 0) {
fprintf(fsvg, " transform=\"rotate(%d,%.2f,%.2f)\"", string->rotation, string->x, string->y);
}
fprintf(fsvg, " >\n");
fputs(" >\n", fsvg);
make_html_friendly(string->text, html_string);
fprintf(fsvg, " %s\n", html_string);
fprintf(fsvg, " </text>\n");
fputs(" </text>\n", fsvg);
string = string->next;
}
fprintf(fsvg, " </g>\n");
fprintf(fsvg, "</svg>\n");
if (symbol->output_options & BARCODE_STDOUT) {
fflush(fsvg);
} else {
fclose(fsvg);
}
fputs(" </g>\n"
"</svg>\n", fsvg);
if (locale)
setlocale(LC_ALL, locale);
if (ferror(fsvg)) {
sprintf(symbol->errtxt, "682: Incomplete write to output (%d: %.30s)", errno, strerror(errno));
if (!output_to_stdout) {
(void) fclose(fsvg);
}
return ZINT_ERROR_FILE_WRITE;
}
if (output_to_stdout) {
if (fflush(fsvg) != 0) {
sprintf(symbol->errtxt, "683: Incomplete flush to output (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
} else {
if (fclose(fsvg) != 0) {
sprintf(symbol->errtxt, "684: Failure on closing output file (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
}
return error_number;
}

22
backend/tif.c
View File

@ -398,7 +398,7 @@ INTERNAL int tif_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
file_pos = ftell(tif_file);
if (!tif_lzw_encode(&lzw_state, tif_file, strip_buf, bytes_put)) { /* Only fails if can't malloc */
tif_lzw_cleanup(&lzw_state);
fclose(tif_file); /* Only use LZW if not STDOUT, so ok to close */
(void) fclose(tif_file); /* Only use LZW if not STDOUT, so ok to close */
strcpy(symbol->errtxt, "673: Failed to malloc LZW hash table");
return ZINT_ERROR_MEMORY;
}
@ -603,15 +603,29 @@ INTERNAL int tif_pixel_plot(struct zint_symbol *symbol, unsigned char *pixelbuf)
total_bytes_put += 6 * color_map_size;
}
if (ferror(tif_file)) {
sprintf(symbol->errtxt, "679: Incomplete write to output (%d: %.30s)", errno, strerror(errno));
if (!output_to_stdout) {
(void) fclose(tif_file);
}
return ZINT_ERROR_FILE_WRITE;
}
if (output_to_stdout) {
fflush(tif_file);
if (fflush(tif_file) != 0) {
sprintf(symbol->errtxt, "980: Incomplete flush to output (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
} else {
if (ftell(tif_file) != total_bytes_put) {
fclose(tif_file);
(void) fclose(tif_file);
strcpy(symbol->errtxt, "674: Failed to write all output");
return ZINT_ERROR_FILE_WRITE;
}
fclose(tif_file);
if (fclose(tif_file) != 0) {
sprintf(symbol->errtxt, "981: Failure on closing output file (%d: %.30s)", errno, strerror(errno));
return ZINT_ERROR_FILE_WRITE;
}
}
return 0;

17
backend/zint.h
View File

@ -42,31 +42,34 @@
extern "C" {
#endif /* __cplusplus */
/* Vector elements - see vector header `zint_vector` below */
struct zint_vector_rect {
float x, y, height, width;
float x, y; /* Top left */
float height, width;
int colour; /* -1 for foreground, 1-8 for Cyan, Blue, Magenta, Red, Yellow, Green, Black, White */
struct zint_vector_rect *next; /* Pointer to next rectangle */
};
struct zint_vector_hexagon {
float x, y, diameter;
int rotation; /* 0, 90, 180, 270 degrees */
float x, y; /* Centre */
float diameter; /* Short (minimal) diameter (i.e. diameter of inscribed circle) */
int rotation; /* 0, 90, 180, 270 degrees, where 0 has apex at top, i.e. short diameter is horizontal */
struct zint_vector_hexagon *next; /* Pointer to next hexagon */
};
struct zint_vector_string {
float x, y; /* x, y position relative to halign */
float x, y; /* Top with x relative to halign (i.e. centre, left, right) */
float fsize; /* Font size */
float width; /* Suggested string width, may be 0 if none recommended */
int length; /* Number of characters */
int rotation; /* 0, 90, 180, 270 degrees */
int halign; /* Horizontal alignment: 0 for centre, 1 for left, 2 for right (end) */
unsigned char *text;
unsigned char *text; /* UTF-8, NUL-terminated */
struct zint_vector_string *next; /* Pointer to next string */
};
struct zint_vector_circle {
float x, y;
float x, y; /* Centre */
float diameter; /* Circle diameter. Does not include width (if any) */
float width; /* Width of circle perimeter (circumference). 0 for fill (disc) */
int colour; /* Non-zero for draw with background colour (else draw with foreground colour) */
@ -185,7 +188,7 @@ extern "C" {
#define BARCODE_PDF417TRUNC 56 /* Legacy */
#define BARCODE_MAXICODE 57 /* MaxiCode */
#define BARCODE_QRCODE 58 /* QR Code */
#define BARCODE_CODE128AB 60 /* Code 128 (Suppress subset C) */
#define BARCODE_CODE128AB 60 /* Code 128 (Suppress Code Set C) */
#define BARCODE_CODE128B 60 /* Legacy */
#define BARCODE_AUSPOST 63 /* Australia Post Standard Customer */
#define BARCODE_AUSREPLY 66 /* Australia Post Reply Paid */

35
docs/manual.pmd
View File

@ -492,15 +492,20 @@ Sequence Equivalent
`\\` 0x5C `\` Backslash
`\dNNN` NNN Any 8-bit character where NNN is decimal (0-255)
`\dNNN` NNN Any 8-bit character where NNN is decimal
(000-255)
`\oNNN` 0oNNN Any 8-bit character where NNN is octal
(000-377)
`\xNN` 0xNN Any 8-bit character where NN is hexadecimal
(00-FF)
`\uNNNN` Any 16-bit Unicode BMP[^2] character where
NNNN is hexadecimal
NNNN is hexadecimal (0000-FFFF)
`\UNNNNNN` Any 21-bit Unicode character where NNNNNN
is hexadecimal (maximum 0x10FFFF)
is hexadecimal (000000-10FFFF)
---------------------------------------------------------------------------
Table: {#tbl:escape_sequences tag=": Escape Sequences"}
@ -593,7 +598,7 @@ Value
18 `BARCODE_CODABAR` Codabar
20 `BARCODE_CODE128` Code 128 (automatic subset switching)
20 `BARCODE_CODE128` Code 128 (automatic Code Set switching)
21 `BARCODE_DPLEIT` Deutsche Post Leitcode
@ -648,7 +653,7 @@ Value
58 `BARCODE_QRCODE` QR Code
60 `BARCODE_CODE128AB` Code 128 (Suppress subset C)
60 `BARCODE_CODE128AB` Code 128 (Suppress Code Set C)
63 `BARCODE_AUSPOST` Australia Post Standard Customer
@ -2776,20 +2781,22 @@ pharmaceuticals. The symbology is able to encode whole numbers between 3 and
One of the most ubiquitous one-dimensional barcode symbologies, Code 128 was
developed in 1981 by Computer Identics. This symbology supports full ASCII text
and uses a three-mode system to compress the data into a smaller symbol. Zint
automatically switches between modes and adds a modulo-103 check digit. Code
128 is the default barcode symbology used by Zint. In addition Zint supports
the encoding of ISO/IEC 8859-1 (non-English) characters in Code 128 symbols. The
ISO/IEC 8859-1 character set is shown in Appendix [A.2 Latin Alphabet No. 1
(ISO/IEC 8859-1)].
and uses a three-Code Set system to compress the data into a smaller symbol.
Zint automatically switches between Code Sets A, B and C and adds a modulo-103
check digit.
#### 6.1.10.2 Code 128 Suppress Subset C (Subsets A and B only)
Code 128 is the default barcode symbology used by Zint. In addition Zint
supports the encoding of ISO/IEC 8859-1 (non-English) characters in Code 128
symbols. The ISO/IEC 8859-1 character set is shown in Appendix [A.2 Latin
Alphabet No. 1 (ISO/IEC 8859-1)].
#### 6.1.10.2 Code 128 Suppress Code Set C (Code Sets A and B only)
![`zint -b CODE128AB -d "130170X178"`](images/code128ab.svg)
It is sometimes advantageous to stop Code 128 from using subset mode C which
It is sometimes advantageous to stop Code 128 from using Code Set C which
compresses numerical data. The `BARCODE_CODE128AB`[^10] variant (symbology 60)
suppresses mode C in favour of modes A and B.
suppresses Code Set C in favour of Code Sets A and B.
[^10]: `BARCODE_CODE128AB` previously used the name `BARCODE_CODE128B`, which is
still recognised.

46
docs/manual.txt
View File

@ -106,7 +106,7 @@ December 2022
- 6.1.9 Pharmacode
- 6.1.10 Code 128
- 6.1.10.1 Standard Code 128 (ISO 15417)
- 6.1.10.2 Code 128 Suppress Subset C (Subsets A and B only)
- 6.1.10.2 Code 128 Suppress Code Set C (Code Sets A and B only)
- 6.1.10.3 GS1-128
- 6.1.10.4 EAN-14
- 6.1.10.5 NVE-18 (SSCC-18)
@ -646,15 +646,19 @@ sequences are shown in the table below.
\\ 0x5C \ Backslash
\dNNN NNN Any 8-bit character where NNN is decimal
(0-255)
(000-255)
\oNNN 0oNNN Any 8-bit character where NNN is octal
(000-377)
\xNN 0xNN Any 8-bit character where NN is hexadecimal
(00-FF)
\uNNNN Any 16-bit Unicode BMP[2] character where
NNNN is hexadecimal
NNNN is hexadecimal (0000-FFFF)
\UNNNNNN Any 21-bit Unicode character where NNNNNN
is hexadecimal (maximum 0x10FFFF)
is hexadecimal (000000-10FFFF)
----------------------------------------------------------------------------
: Table : Escape Sequences:
@ -731,7 +735,7 @@ underscores are optional.
18 BARCODE_CODABAR Codabar
20 BARCODE_CODE128 Code 128 (automatic subset switching)
20 BARCODE_CODE128 Code 128 (automatic Code Set switching)
21 BARCODE_DPLEIT Deutsche Post Leitcode
@ -786,7 +790,7 @@ underscores are optional.
58 BARCODE_QRCODE QR Code
60 BARCODE_CODE128AB Code 128 (Suppress subset C)
60 BARCODE_CODE128AB Code 128 (Suppress Code Set C)
63 BARCODE_AUSPOST Australia Post Standard Customer
@ -2729,20 +2733,22 @@ pharmaceuticals. The symbology is able to encode whole numbers between 3 and
One of the most ubiquitous one-dimensional barcode symbologies, Code 128 was
developed in 1981 by Computer Identics. This symbology supports full ASCII text
and uses a three-mode system to compress the data into a smaller symbol. Zint
automatically switches between modes and adds a modulo-103 check digit. Code 128
is the default barcode symbology used by Zint. In addition Zint supports the
encoding of ISO/IEC 8859-1 (non-English) characters in Code 128 symbols. The
ISO/IEC 8859-1 character set is shown in Appendix A.2 Latin Alphabet No. 1
(ISO/IEC 8859-1).
and uses a three-Code Set system to compress the data into a smaller symbol.
Zint automatically switches between Code Sets A, B and C and adds a modulo-103
check digit.
6.1.10.2 Code 128 Suppress Subset C (Subsets A and B only)
Code 128 is the default barcode symbology used by Zint. In addition Zint
supports the encoding of ISO/IEC 8859-1 (non-English) characters in Code 128
symbols. The ISO/IEC 8859-1 character set is shown in Appendix A.2 Latin
Alphabet No. 1 (ISO/IEC 8859-1).
6.1.10.2 Code 128 Suppress Code Set C (Code Sets A and B only)
[zint -b CODE128AB -d "130170X178"]
It is sometimes advantageous to stop Code 128 from using subset mode C which
It is sometimes advantageous to stop Code 128 from using Code Set C which
compresses numerical data. The BARCODE_CODE128AB[10] variant (symbology 60)
suppresses mode C in favour of modes A and B.
suppresses Code Set C in favour of Code Sets A and B.
6.1.10.3 GS1-128
@ -4497,8 +4503,10 @@ OPTIONS
\\ (0x5C) \ Backslash
\dNNN (NNN) Any 8-bit character where NNN is
decimal (000-255)
\oNNN (0oNNN) Any 8-bit character where NNN is
octal (000-377)
\xNN (0xNN) Any 8-bit character where NN is
hexadecimal
hexadecimal (00-FF)
\uNNNN (U+NNNN) Any 16-bit Unicode BMP character
where NNNN is hexadecimal
\UNNNNNN (U+NNNNNN) Any 21-bit Unicode character
@ -4749,8 +4757,10 @@ OPTIONS
C25LOGIC ditto
C25STANDARD ditto
Codabar 1 or 2 (add hidden or visible check digit)
Code 11 0 or 1 (no or 1 visible check digit only)
(default is 2 visible check digits)
Code 11 0 to 2 (2 visible check digits to none)
0 (default 2 visible check digits)
1 (1 visible check digit)
2 (no check digits)
Code 39 1 (add visible check digit)
Code 93 1 (hide the default check characters)
EXCODE39 1 (add visible check digit)

10
docs/zint.1
View File

@ -187,8 +187,10 @@ The escape sequences are:
\[rs]\[rs] (0x5C) \[rs] Backslash
\[rs]dNNN (NNN) Any 8-bit character where NNN is
decimal (000-255)
\[rs]oNNN (0oNNN) Any 8-bit character where NNN is
octal (000-377)
\[rs]xNN (0xNN) Any 8-bit character where NN is
hexadecimal
hexadecimal (00-FF)
\[rs]uNNNN (U+NNNN) Any 16-bit Unicode BMP character
where NNNN is hexadecimal
\[rs]UNNNNNN (U+NNNNNN) Any 21-bit Unicode character
@ -466,8 +468,10 @@ C25INTER ditto
C25LOGIC ditto
C25STANDARD ditto
Codabar 1 or 2 (add hidden or visible check digit)
Code 11 0 or 1 (no or 1 visible check digit only)
(default is 2 visible check digits)
Code 11 0 to 2 (2 visible check digits to none)
0 (default 2 visible check digits)
1 (1 visible check digit)
2 (no check digits)
Code 39 1 (add visible check digit)
Code 93 1 (hide the default check characters)
EXCODE39 1 (add visible check digit)

10
docs/zint.1.pmd
View File

@ -139,8 +139,10 @@ Paintbrush (`PCX`), Portable Network Format (`PNG`), Scalable Vector Graphic (`S
\\ (0x5C) \ Backslash
\dNNN (NNN) Any 8-bit character where NNN is
decimal (000-255)
\oNNN (0oNNN) Any 8-bit character where NNN is
octal (000-377)
\xNN (0xNN) Any 8-bit character where NN is
hexadecimal
hexadecimal (00-FF)
\uNNNN (U+NNNN) Any 16-bit Unicode BMP character
where NNNN is hexadecimal
\UNNNNNN (U+NNNNNN) Any 21-bit Unicode character
@ -368,8 +370,10 @@ Paintbrush (`PCX`), Portable Network Format (`PNG`), Scalable Vector Graphic (`S
C25LOGIC ditto
C25STANDARD ditto
Codabar 1 or 2 (add hidden or visible check digit)
Code 11 0 or 1 (no or 1 visible check digit only)
(default is 2 visible check digits)
Code 11 0 to 2 (2 visible check digits to none)
0 (default 2 visible check digits)
1 (1 visible check digit)
2 (no check digits)
Code 39 1 (add visible check digit)
Code 93 1 (hide the default check characters)
EXCODE39 1 (add visible check digit)

1
frontend_qt/mainWindow.ui
View File

@ -1530,6 +1530,7 @@ or import from file</string>
&lt;tr&gt;&lt;td&gt;\R&amp;nbsp;&lt;/td&gt;&lt;td&gt;Record Separator (0x1E)&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td&gt;\\&amp;nbsp;&lt;/td&gt;&lt;td&gt;Backslash (0x5C)&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td&gt;\dNNN&amp;nbsp;&lt;/td&gt;&lt;td&gt;8-bit character (N decimal)&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td&gt;\oNNN&amp;nbsp;&lt;/td&gt;&lt;td&gt;8-bit character (N octal)&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td&gt;\xNN&amp;nbsp;&lt;/td&gt;&lt;td&gt;8-bit character (N hex)&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td&gt;\uNNNN&amp;nbsp;&lt;/td&gt;&lt;td&gt;16-bit Unicode BMP (N hex)&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td&gt;\UNNNNNN&amp;nbsp;&lt;/td&gt;&lt;td&gt;21-bit Unicode (N hex)&lt;/td&gt;&lt;/tr&gt;