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use memcpy/memcmp instead of str-functions where applicable

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Christian Grothoff 2020-03-01 13:36:40 +01:00
parent 1eb292fe1f
commit f457e1332d
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GPG Key ID: 939E6BE1E29FC3CC
1 changed files with 15 additions and 12 deletions
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27
src/json/json_wire.c
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@ -200,7 +200,7 @@ static const struct CountryTableEntry country_table[] = {
*
* @param ptr1 pointer to a `struct table_entry`
* @param ptr2 pointer to a `struct table_entry`
* @return result of strncmp()'ing the 2-digit country codes of the entries
* @return result of memcmp()'ing the 2-digit country codes of the entries
*/
static int
cmp_country_code (const void *ptr1,
@ -209,9 +209,9 @@ cmp_country_code (const void *ptr1,
const struct CountryTableEntry *cc1 = ptr1;
const struct CountryTableEntry *cc2 = ptr2;
return strncmp (cc1->code,
cc2->code,
2);
return memcmp (cc1->code,
cc2->code,
2);
}
@ -242,9 +242,9 @@ validate_iban (const char *iban)
"IBAN number too long to be valid\n");
return GNUNET_NO;
}
strncpy (cc, iban, 2);
strncpy (ibancpy, iban + 4, len - 4);
strncpy (ibancpy + len - 4, iban, 4);
memcpy (cc, iban, 2);
memcpy (ibancpy, iban + 4, len - 4);
memcpy (ibancpy + len - 4, iban, 4);
ibancpy[len] = '\0';
cc_entry.code = cc;
cc_entry.english = NULL;
@ -303,11 +303,14 @@ validate_iban (const char *iban)
remainder = dividend % 97;
}
GNUNET_free (nbuf);
if (1 == remainder)
return GNUNET_YES;
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"IBAN checksum wrong\n");
return GNUNET_NO;
if (1 != remainder)
{
GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
"IBAN `%s' has the wrong checksum\n",
iban);
return GNUNET_NO;
}
return GNUNET_YES;
}