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#181 OSS-Fuzz UPC/EAN fix, allow max 6 chars add-on in ean_leading_zeroes()

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gitlost 2020-03-26 09:35:04 +00:00
parent bee8794cda
commit 62995f18d2
3 changed files with 63 additions and 4 deletions
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48
backend/tests/test_composite.c
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@ -1610,6 +1610,53 @@ static void test_encodation_11(void)
testFinish();
}
// #181 Christian Hartlage OSS-Fuzz
static void test_fuzz(void)
{
testStart("");
int ret;
struct item {
int symbology;
unsigned char* data;
int length;
unsigned char* composite;
int ret;
};
// s/\/\*[ 0-9]*\*\//\=printf("\/*%2d*\/", line(".") - line("'<"))
struct item data[] = {
/* 0*/ { BARCODE_EANX_CC, "+123456789012345678", -1, "[21]A12345678", ZINT_ERROR_TOO_LONG },
/* 1*/ { BARCODE_UPCA_CC, "+123456789012345678", -1, "[21]A12345678", ZINT_ERROR_TOO_LONG },
/* 2*/ { BARCODE_UPCE_CC, "+123456789012345678", -1, "[21]A12345678", ZINT_ERROR_TOO_LONG },
/* 3*/ { BARCODE_EANX_CC, "+12345", -1, "[21]A12345678", 0 },
/* 4*/ { BARCODE_EANX_CC, "+123456", -1, "[21]A12345678", ZINT_ERROR_TOO_LONG },
};
int data_size = sizeof(data) / sizeof(struct item);
for (int i = 0; i < data_size; i++) {
struct zint_symbol* symbol = ZBarcode_Create();
assert_nonnull(symbol, "Symbol not created\n");
symbol->symbology = data[i].symbology;
int length = data[i].length;
if (length == -1) {
length = strlen(data[i].data);
}
assert_zero(length >= 128, "i:%d length %d >= 128\n", i, length);
strcpy(symbol->primary, data[i].data);
int composite_length = strlen(data[i].composite);
ret = ZBarcode_Encode(symbol, data[i].composite, composite_length);
assert_equal(ret, data[i].ret, "i:%d ret %d != %d (%s)\n", i, ret, data[i].ret, symbol->errtxt);
ZBarcode_Delete(symbol);
}
testFinish();
}
int main()
{
test_eanx_leading_zeroes();
@ -1620,6 +1667,7 @@ int main()
test_encodation_0();
test_encodation_10();
test_encodation_11();
test_fuzz();
testReport();