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avoid assert() upon malformed IBANs

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MS 2020-06-10 16:15:48 +02:00
parent 3d1dc57bd8
commit ab1fc20a45
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1 changed files with 9 additions and 1 deletions
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10
src/json/json_wire.c
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@ -281,7 +281,15 @@ validate_iban (const char *iban)
j++; j++;
} }
for (j = 0; '\0' != nbuf[j]; j++) for (j = 0; '\0' != nbuf[j]; j++)
GNUNET_assert (isdigit ( (unsigned char) nbuf[j])); {
if (! isdigit ( (unsigned char) nbuf[j]))
{
GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
"IBAN `%s' didn't convert to numeric format\n",
iban);
return GNUNET_NO;
}
}
GNUNET_assert (sizeof(dividend) >= 8); GNUNET_assert (sizeof(dividend) >= 8);
remainder = 0; remainder = 0;
for (unsigned int i = 0; i<j; i += 16) for (unsigned int i = 0; i<j; i += 16)