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Corrected Code 11 check digits

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hooper114 2008-10-16 19:10:34 +00:00
parent 71f3316f5b
commit 8438d1298d
1 changed files with 12 additions and 10 deletions
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18
backend/code.c
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@ -82,6 +82,7 @@ int code_11(struct zint_symbol *symbol, unsigned char source[])
int h, c_digit, c_weight, c_count, k_digit, k_weight, k_count; int h, c_digit, c_weight, c_count, k_digit, k_weight, k_count;
int weight[1000], error_number; int weight[1000], error_number;
char dest[1000]; char dest[1000];
char checkstr[3];
error_number = 0; error_number = 0;
strcpy(dest, ""); strcpy(dest, "");
@ -120,8 +121,6 @@ int code_11(struct zint_symbol *symbol, unsigned char source[])
} }
c_digit = c_count%11; c_digit = c_count%11;
/* Draw C checksum */
lookup(NASET, C11Table, itoc(c_digit), dest);
weight[ustrlen(source)] = c_digit; weight[ustrlen(source)] = c_digit;
/* Calculate K checksum */ /* Calculate K checksum */
@ -135,18 +134,21 @@ int code_11(struct zint_symbol *symbol, unsigned char source[])
} }
k_digit = k_count%11; k_digit = k_count%11;
/* Draw K checksum */ checkstr[0] = itoc(c_digit);
lookup(NASET, C11Table, itoc(k_digit), dest); checkstr[1] = itoc(k_digit);
if(checkstr[0] == 'A') { checkstr[0] = '-'; }
if(checkstr[1] == 'A') { checkstr[1] = '-'; }
checkstr[2] = '\0';
lookup(NASET, C11Table, checkstr[0], dest);
lookup(NASET, C11Table, checkstr[1], dest);
/* Stop character */ /* Stop character */
concat (dest, "11221"); concat (dest, "11221");
h = ustrlen(source);
source[h] = itoc(c_digit);
source[h + 1] = itoc(k_digit);
source[h + 2] = '\0';
expand(symbol, dest); expand(symbol, dest);
strcpy(symbol->text, (char*)source); strcpy(symbol->text, (char*)source);
concat(symbol->text, checkstr);
return error_number; return error_number;
} }