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CODABAR: fix position of invalid internal char in error message;

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allow for checksum being wide char
This commit is contained in:
gitlost
2026-08-24 17:41:57 +01:00
parent 6ac010af0e
commit 7209e60807
4 changed files with 1195 additions and 1189 deletions
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backend/codabar.c
+3 -4
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@@ -85,7 +85,7 @@ INTERNAL int zint_codabar(struct zint_symbol *symbol, unsigned char source[], in
/* And must not use A, B, C or D otherwise (BS EN 798:1995 4.3.2) */
if ((i = z_not_sane(CALCIUM_INNER_F, source + 1, length - 2))) {
return z_errtxtf(ZINT_ERROR_INVALID_DATA, symbol, 363,
"Invalid character at position %d in input (cannot contain \"A\", \"B\", \"C\" or \"D\")", i);
"Invalid character at position %d in input (cannot contain \"A\", \"B\", \"C\" or \"D\")", i + 1);
}
/* Add check character: 1 don't show to HRT, 2 do show to HRT
@@ -107,12 +107,11 @@ INTERNAL int zint_codabar(struct zint_symbol *symbol, unsigned char source[], in
}
memcpy(d, CodaTable[checksum], 8);
d += 8;
d_chars += checksum >= 12; /* Wide data char */
}
}
memcpy(d, CodaTable[posns[i]], 8);
if (source[i] == '/' || source[i] == ':' || source[i] == '.' || source[i] == '+') { /* Wide data characters */
d_chars++;
}
d_chars += posns[i] >= 12 && posns[i] <= 15; /* Wide data chars ":/.+" */
}
z_expand(symbol, dest, (int) (d - dest));