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CODE93: don't display check characters in HRT (as per standard Figure B1)

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gitlost
2021-08-28 20:17:26 +01:00
parent bb6bb1e5ee
commit 603f5931de
3 changed files with 29 additions and 22 deletions
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20
backend/code.c
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@ -425,19 +425,23 @@ INTERNAL int c93(struct zint_symbol *symbol, unsigned char source[], int length)
c39() and ec39() */
int i;
int h, weight, c, k, values[128], error_number = 0;
char buffer[220];
char dest[670];
int h, weight, c, k, error_number = 0;
int values[108]; /* 107 + 1 (1st check) */
char buffer[216]; /* 107*2 (107 full ASCII) + 1 = 215 */
char dest[668]; /* 6 (Start) + 107*6 + 2*6 (Checks) + 7 (Stop) + 1 (NUL) = 668 */
char set_copy[] = SILVER;
float height;
strcpy(buffer, "");
/* Suppresses clang-tidy clang-analyzer-core.CallAndMessage warning */
assert(length > 0);
if (length > 107) {
if (length > 107) { /* 9 (Start) + 107*9 + 2*9 (Checks) + 10 (Stop) == 1000 */
strcpy(symbol->errtxt, "330: Input too long (107 character maximum)");
return ZINT_ERROR_TOO_LONG;
}
*buffer = '\0';
/* Message Content */
for (i = 0; i < length; i++) {
if (source[i] > 127) {
@ -452,7 +456,7 @@ INTERNAL int c93(struct zint_symbol *symbol, unsigned char source[], int length)
/* Now we can check the true length of the barcode */
h = (int) strlen(buffer);
if (h > 107) {
strcpy(symbol->errtxt, "332: Input too long"); // TODO: Better error message
strcpy(symbol->errtxt, "332: Input too long (107 symbol character maximum)");
return ZINT_ERROR_TOO_LONG;
}
@ -513,10 +517,6 @@ INTERNAL int c93(struct zint_symbol *symbol, unsigned char source[], int length)
(void) set_height(symbol, 0.0f, height, 0.0f, 1 /*no_errtxt*/);
#endif
symbol->text[length] = set_copy[c];
symbol->text[length + 1] = set_copy[k];
symbol->text[length + 2] = '\0';
return error_number;
}