/**
* eap_sim_db_add_reauth_prime - EAP-AKA' DB: Add new re-authentication entry
* @data: Private data pointer from eap_sim_db_init()
* @permanent: Permanent username
* @reauth_id: reauth_id for this user. This needs to be an allocated buffer,
* e.g., return value from eap_sim_db_get_next_reauth_id(). Caller must not
* free it.
* @counter: AT_COUNTER value for fast re-authentication
* @k_encr: K_encr from the previous full authentication
* @k_aut: K_aut from the previous full authentication
* @k_re: 32-byte K_re from the previous full authentication
* Returns: 0 on success, -1 on failure
*
* This function adds a new re-authentication entry for an EAP-AKA' user.
* EAP-SIM DB is responsible of freeing reauth_id buffer once it is not needed
* anymore.
*/
int eap_sim_db_add_reauth_prime(struct eap_sim_db_data *data,
const char *permanent, char *reauth_id,
u16 counter, const u8 *k_encr,
const u8 *k_aut, const u8 *k_re)
{
struct eap_sim_reauth *r;
wpa_printf(MSG_DEBUG, "EAP-SIM DB: Add reauth_id '%s' for permanent "
"identity '%s'", reauth_id, permanent);
#ifdef CONFIG_SQLITE
if (data->sqlite_db)
return db_add_reauth(data, permanent, reauth_id, counter, NULL,
k_encr, k_aut, k_re);
#endif /* CONFIG_SQLITE */
r = eap_sim_db_add_reauth_data(data, permanent, reauth_id, counter);
if (r == NULL)
return -1;
os_memcpy(r->k_encr, k_encr, EAP_SIM_K_ENCR_LEN);
os_memcpy(r->k_aut, k_aut, EAP_AKA_PRIME_K_AUT_LEN);
os_memcpy(r->k_re, k_re, EAP_AKA_PRIME_K_RE_LEN);
return 0;
}
int eap_sim_db_add_reauth(void *priv, const u8 *identity,
size_t identity_len, char *reauth_id, u16 counter,
const u8 *mk)
{
struct eap_sim_db_data *data = priv;
struct eap_sim_reauth *r;
r = eap_sim_db_add_reauth_data(data, identity, identity_len, reauth_id,
counter);
if (r == NULL)
return -1;
os_memcpy(r->mk, mk, EAP_SIM_MK_LEN);
r->aka_prime = 0;
return 0;
}
int eap_sim_db_add_reauth_prime(void *priv, const u8 *identity,
size_t identity_len, char *reauth_id,
u16 counter, const u8 *k_encr, const u8 *k_aut,
const u8 *k_re)
{
struct eap_sim_db_data *data = priv;
struct eap_sim_reauth *r;
r = eap_sim_db_add_reauth_data(data, identity, identity_len, reauth_id,
counter);
if (r == NULL)
return -1;
r->aka_prime = 1;
os_memcpy(r->k_encr, k_encr, EAP_SIM_K_ENCR_LEN);
os_memcpy(r->k_aut, k_aut, EAP_AKA_PRIME_K_AUT_LEN);
os_memcpy(r->k_re, k_re, EAP_AKA_PRIME_K_RE_LEN);
return 0;
}
/**
* eap_sim_db_add_reauth - EAP-SIM DB: Add new re-authentication entry
* @priv: Private data pointer from eap_sim_db_init()
* @permanent: Permanent username
* @identity_len: Length of identity
* @reauth_id: reauth_id for this user. This needs to be an allocated buffer,
* e.g., return value from eap_sim_db_get_next_reauth_id(). Caller must not
* free it.
* @counter: AT_COUNTER value for fast re-authentication
* @mk: 16-byte MK from the previous full authentication or %NULL
* Returns: 0 on success, -1 on failure
*
* This function adds a new re-authentication entry for an EAP-SIM user.
* EAP-SIM DB is responsible of freeing reauth_id buffer once it is not needed
* anymore.
*/
int eap_sim_db_add_reauth(struct eap_sim_db_data *data, const char *permanent,
char *reauth_id, u16 counter, const u8 *mk)
{
struct eap_sim_reauth *r;
wpa_printf(MSG_DEBUG, "EAP-SIM DB: Add reauth_id '%s' for permanent "
"identity '%s'", reauth_id, permanent);
#ifdef CONFIG_SQLITE
if (data->sqlite_db)
return db_add_reauth(data, permanent, reauth_id, counter, mk,
NULL, NULL, NULL);
#endif /* CONFIG_SQLITE */
r = eap_sim_db_add_reauth_data(data, permanent, reauth_id, counter);
if (r == NULL)
return -1;
os_memcpy(r->mk, mk, EAP_SIM_MK_LEN);
return 0;
}
