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composite: fix buffer overflow for large linear, small composite (500 -> 1000)

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composite: clear errtxt when bumping from CC-A -> CC-B -> CC-C
composite: CC-C adjustment 53 -> 52 (same as BWIPP) with proper explanation
composite: remove unneeded > 11805 length check
CODEONE: remove unneeded extended ASCII check in C40 count
GS1_128/CODE16K: remove unneeded initial GS1 mode '[' check
PDF417: remove unneeded second option_2 > 30 check
Document some "Not reached" lines (code coverage)
Update bwipp_dump.ps
GUI: window/tab height +5 so 2 full lines for composite edit box (Ubuntu)
manual: dash -> hyphen, PDF417 "check digit" -> "error correction", DMRE ref
tests: further test cases for CODEONE/CODE16K/common/composite/DATAMATRIX/
DOTCODE/gs1/MAXICODE/PDF417/postal/QRCODE
This commit is contained in:
gitlost
2021-08-05 16:34:45 +01:00
parent f0bfb8d920
commit b015e38da0
28 changed files with 3610 additions and 2019 deletions
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4
backend/qr.c
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@ -2700,8 +2700,8 @@ INTERNAL int upnqr(struct zint_symbol *symbol, unsigned char source[], int lengt
mode[i] = 'B';
}
break;
case GS1_MODE:
strcpy(symbol->errtxt, "571: UPNQR does not support GS-1 encoding");
case GS1_MODE: /* Should never happen as checked before being called */
strcpy(symbol->errtxt, "571: UPNQR does not support GS-1 encoding"); /* Not reached */
return ZINT_ERROR_INVALID_OPTION;
break;
case UNICODE_MODE: