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Adding support for AES GMAC (RFC4543).

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This commit is contained in:
Tobias Brunner
2010-02-12 10:57:39 +01:00
parent 2aa553d773
commit 71baf5a8f0
15 changed files with 911 additions and 103 deletions
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src/charon/sa/keymat.c
+5 -4
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@@ -99,8 +99,8 @@ struct keylen_entry_t {
* Keylen for encryption algos
*/
keylen_entry_t keylen_enc[] = {
{ENCR_DES, 64},
{ENCR_3DES, 192},
{ENCR_DES, 64},
{ENCR_3DES, 192},
{END_OF_LIST, 0}
};
@@ -108,7 +108,7 @@ keylen_entry_t keylen_enc[] = {
* Keylen for integrity algos
*/
keylen_entry_t keylen_int[] = {
{AUTH_HMAC_MD5_96, 128},
{AUTH_HMAC_MD5_96, 128},
{AUTH_HMAC_SHA1_96, 160},
{AUTH_HMAC_SHA2_256_96, 256},
{AUTH_HMAC_SHA2_256_128, 256},
@@ -414,7 +414,7 @@ static bool derive_child_keys(private_keymat_t *this,
/* to bytes */
enc_size /= 8;
/* CCM/GCM/CTR needs additional bytes */
/* CCM/GCM/CTR/GMAC needs additional bytes */
switch (enc_alg)
{
case ENCR_AES_CCM_ICV8:
@@ -429,6 +429,7 @@ static bool derive_child_keys(private_keymat_t *this,
case ENCR_AES_GCM_ICV12:
case ENCR_AES_GCM_ICV16:
case ENCR_AES_CTR:
case ENCR_NULL_AUTH_AES_GMAC:
enc_size += 4;
break;
default: