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tidy up

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This commit is contained in:
hooper114 2009-01-15 18:41:35 +00:00
parent 7c30733116
commit 834a689e7c
1 changed files with 6 additions and 0 deletions
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6
backend/gs1.c
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@ -63,6 +63,10 @@ int gs1_verify(struct zint_symbol *symbol, unsigned char source[], char reduced[
strcpy(symbol->errtxt, "Extended ASCII characters are not supported by GS1");
return ERROR_INVALID_DATA;
}
if(source[i] < 32) {
strcpy(symbol->errtxt, "Control characters are not supported by GS1");
return ERROR_INVALID_DATA;
}
}
if(source[0] != '[') {
@ -77,8 +81,10 @@ int gs1_verify(struct zint_symbol *symbol, unsigned char source[], char reduced[
max_ai_length = 0;
min_ai_length = 5;
j = 0;
ai_latch = 0;
for(i = 0; i < ustrlen(source); i++) {
ai_length += j;
if((j == 1) && ((source[i] < '0') || (source[i] > '9'))) { ai_latch = 1; }
if(source[i] == '[') { bracket_level++; j = 1; }
if(source[i] == ']') {
bracket_level--;