Re: [PATCH] totemcrypto: add support for different encryption methods

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ACK

Fabio M. Di Nitto napsal(a):
> Just spotted a couple of mistakes.. can fix at merge time.
> 
> On 10/13/2012 12:21 PM, Fabio M. Di Nitto wrote:
> 
>> -    |kv "crypto_type" /nss|aes256/
>> -    |kv "crypto_cipher" /none|nss|aes256/
>> +    |kv "crypto_type" /nss|aes256|aes192|aes128|3des/
>> +    |kv "crypto_cipher" /none|nss|aes256|aes192|aes128/3des/
> 
> there is a typo here between aes128 and 3des. should be |
> 
>>  size_t cipher_key_len[] = {
>> -	 0,				/* CRYPTO_CIPHER_TYPE_NONE */
>> -	32,				/* CRYPTO_CIPHER_TYPE_AES256 */
>> +	0,				/* CRYPTO_CIPHER_TYPE_NONE */
>> +	AES_256_KEY_LENGTH,		/* CRYPTO_CIPHER_TYPE_AES256 */
>> +	AES_192_KEY_LENGTH,		/* CRYPTO_CIPHER_TYPE_AES192 */
>> +	AES_128_KEY_LENGTH,		/* CRYPTO_CIPHER_TYPE_AES128 */
>> +	16				/* CRYPTO_CIPHER_TYPE_3DES - no magic in nss headers */
> 
> 3des max key len is 24 bytes and not 16.
> 
> I also found a call in nss that we might want to use at load time to
> avoid hardcoding all those info and could allow full dynamic config.
> 
> Is it something we might be interested in?
> 
> Fabio
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> 

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