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CODE11/C25XXX/CODE39/EXCODE39/HIBC_39/CODE93/CODABAR/PLESSEY/

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MSI_PLESSEY/FLAT/DAFT/TELEPEN/TELEPEN_NUM: increase allowed
  lengths to max or near-max possible in 1152 modules for most
  (all?) variable length input linear barcodes
USPS_IMAIL: suppress bogus clang-tidy warning re garbage value
  (doesn't take `strlen()` into account?)
This commit is contained in:
gitlost 2023-11-22 00:45:30 +00:00
parent 4b57fb8021
commit 06ae7c1b7a
17 changed files with 283 additions and 269 deletions
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49
backend/code.c
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@ -132,8 +132,9 @@ INTERNAL int code11(struct zint_symbol *symbol, unsigned char source[], int leng
int i;
int h, c_digit, c_weight, c_count, k_digit, k_weight, k_count;
int weight[122], error_number = 0;
char dest[750]; /* 6 + 121 * 6 + 2 * 6 + 5 + 1 == 750 */
int weight[141]; /* 140 + 1 extra for 1st check */
char dest[864]; /* 6 + 140 * 6 + 2 * 6 + 5 + 1 = 864 */
int error_number = 0;
char *d = dest;
int num_check_digits;
char checkstr[3] = {0};
@ -142,8 +143,8 @@ INTERNAL int code11(struct zint_symbol *symbol, unsigned char source[], int leng
/* Suppresses clang-tidy clang-analyzer-core.UndefinedBinaryOperatorResult warning */
assert(length > 0);
if (length > 121) {
strcpy(symbol->errtxt, "320: Input too long (121 character maximum)");
if (length > 140) { /* 8 (Start) + 140 * 8 + 2 * 8 (Check) + 7 (Stop) = 1151 */
strcpy(symbol->errtxt, "320: Input too long (140 character maximum)");
return ZINT_ERROR_TOO_LONG;
}
if (!is_sane(SODIUM_MNS_F, source, length)) {
@ -241,8 +242,8 @@ INTERNAL int code39(struct zint_symbol *symbol, unsigned char source[], int leng
int i;
int counter;
int error_number = 0;
int posns[85];
char dest[880]; /* 10 (Start) + 85 * 10 + 10 (Check) + 9 (Stop) + 1 = 880 */
int posns[86];
char dest[890]; /* 10 (Start) + 86 * 10 + 10 (Check) + 9 (Stop) + 1 = 890 */
char *d = dest;
char localstr[2] = {0};
@ -257,17 +258,17 @@ INTERNAL int code39(struct zint_symbol *symbol, unsigned char source[], int leng
strcpy(symbol->errtxt, "322: Input too long (30 character maximum)");
return ZINT_ERROR_TOO_LONG;
/* Prevent encoded_data out-of-bounds >= 143 for BARCODE_HIBC_39 due to wider 'wide' bars */
} else if ((symbol->symbology == BARCODE_HIBC_39) && (length > 69)) {
} else if ((symbol->symbology == BARCODE_HIBC_39) && (length > 70)) { /* 16 (Start) + 70*16 + 15 (Stop) = 1151 */
/* Note use 319 (2of5 range) as 340 taken by CODE128 */
strcpy(symbol->errtxt, "319: Input too long (67 character maximum)"); /* 69 less '+' and check */
strcpy(symbol->errtxt, "319: Input too long (68 character maximum)"); /* 70 less '+' and check */
return ZINT_ERROR_TOO_LONG;
} else if (length > 85) {
strcpy(symbol->errtxt, "323: Input too long (85 character maximum)");
} else if (length > 86) { /* 13 (Start) + 86*13 + 12 (Stop) = 1143 */
strcpy(symbol->errtxt, "323: Input too long (86 character maximum)");
return ZINT_ERROR_TOO_LONG;
}
to_upper(source, length);
if (!is_sane_lookup(SILVER, 43, source, length, posns)) {
if (!is_sane_lookup(SILVER, 43 /* Up to "%" */, source, length, posns)) {
strcpy(symbol->errtxt, "324: Invalid character in data (alphanumerics, space and \"-.$/+%\" only)");
return ZINT_ERROR_INVALID_DATA;
}
@ -306,7 +307,7 @@ INTERNAL int code39(struct zint_symbol *symbol, unsigned char source[], int leng
d += 9;
if ((symbol->symbology == BARCODE_LOGMARS) || (symbol->symbology == BARCODE_HIBC_39)) {
/* LOGMARS uses wider 'wide' bars than normal Code 39 */
/* LOGMARS and HIBC use wider 'wide' bars than normal Code 39 */
counter = d - dest;
for (i = 0; i < counter; i++) {
if (dest[i] == '2') {
@ -442,14 +443,14 @@ INTERNAL int pzn(struct zint_symbol *symbol, unsigned char source[], int length)
/* Extended Code 39 - ISO/IEC 16388:2007 Annex A */
INTERNAL int excode39(struct zint_symbol *symbol, unsigned char source[], int length) {
unsigned char buffer[85 * 2 + 1] = {0};
unsigned char buffer[86 * 2 + 1] = {0};
unsigned char *b = buffer;
unsigned char check_digit = '\0';
int i;
int error_number;
if (length > 85) {
strcpy(symbol->errtxt, "328: Input too long (85 character maximum)");
if (length > 86) {
strcpy(symbol->errtxt, "328: Input too long (86 character maximum)");
return ZINT_ERROR_TOO_LONG;
}
@ -463,8 +464,8 @@ INTERNAL int excode39(struct zint_symbol *symbol, unsigned char source[], int le
memcpy(b, EC39Ctrl[source[i]], 2);
b += EC39Ctrl[source[i]][1] ? 2 : 1;
}
if (b - buffer > 85) {
strcpy(symbol->errtxt, "317: Expanded input too long (85 symbol character maximum)");
if (b - buffer > 86) {
strcpy(symbol->errtxt, "317: Expanded input too long (86 symbol character maximum)");
return ZINT_ERROR_TOO_LONG;
}
*b = '\0';
@ -501,17 +502,17 @@ INTERNAL int code93(struct zint_symbol *symbol, unsigned char source[], int leng
int i;
int h, weight, c, k, error_number = 0;
int values[110]; /* 107 + 2 (Checks) */
char buffer[216]; /* 107*2 (107 full ASCII) + 1 = 215 */
int values[125]; /* 123 + 2 (Checks) */
char buffer[247]; /* 123*2 (123 full ASCII) + 1 = 247 */
char *b = buffer;
char dest[668]; /* 6 (Start) + 107*6 + 2*6 (Checks) + 7 (Stop) + 1 (NUL) = 668 */
char dest[764]; /* 6 (Start) + 123*6 + 2*6 (Checks) + 7 (Stop) + 1 (NUL) = 764 */
char *d = dest;
/* Suppresses clang-tidy clang-analyzer-core.CallAndMessage warning */
assert(length > 0);
if (length > 107) { /* 9 (Start) + 107*9 + 2*9 (Checks) + 10 (Stop) == 1000 */
strcpy(symbol->errtxt, "330: Input too long (107 character maximum)");
if (length > 123) { /* 9 (Start) + 123*9 + 2*9 (Checks) + 10 (Stop) = 1144 */
strcpy(symbol->errtxt, "330: Input too long (123 character maximum)");
return ZINT_ERROR_TOO_LONG;
}
@ -529,8 +530,8 @@ INTERNAL int code93(struct zint_symbol *symbol, unsigned char source[], int leng
/* Now we can check the true length of the barcode */
h = b - buffer;
if (h > 107) {
strcpy(symbol->errtxt, "332: Expanded input too long (107 symbol character maximum)");
if (h > 123) {
strcpy(symbol->errtxt, "332: Expanded input too long (123 symbol character maximum)");
return ZINT_ERROR_TOO_LONG;
}