static int
_gnutls_init_record_state (record_parameters_st * params, gnutls_protocol_t ver, int read,
record_state_st * state)
{
int ret;
gnutls_datum_t * iv = NULL;
if (!_gnutls_version_has_explicit_iv(ver))
{
iv = &state->IV;
}
ret = _gnutls_auth_cipher_init (&state->cipher_state,
params->cipher_algorithm, &state->key, iv,
params->mac_algorithm, &state->mac_secret, (ver==GNUTLS_SSL3)?1:0, 1-read/*1==encrypt*/);
if (ret < 0 && params->cipher_algorithm != GNUTLS_CIPHER_NULL)
return gnutls_assert_val (ret);
ret =
_gnutls_comp_init (&state->compression_state, params->compression_algorithm, read/*1==decompress*/);
if (ret < 0)
return gnutls_assert_val (ret);
return 0;
}
static int
_gnutls_init_record_state (record_parameters_st * params, gnutls_protocol_t ver, int d,
record_state_st * state)
{
int ret;
gnutls_datum_t * iv = NULL;
if (!_gnutls_version_has_explicit_iv(ver))
{
iv = &state->IV;
}
ret = _gnutls_auth_cipher_init (&state->cipher_state,
params->cipher_algorithm, &state->key, iv,
params->mac_algorithm, &state->mac_secret, (ver==GNUTLS_SSL3)?1:0);
if (ret < 0 && params->cipher_algorithm != GNUTLS_CIPHER_NULL)
return gnutls_assert_val (ret);
state->compression_state =
_gnutls_comp_init (params->compression_algorithm, d);
if (state->compression_state == GNUTLS_COMP_FAILED)
return gnutls_assert_val (GNUTLS_E_UNKNOWN_COMPRESSION_ALGORITHM);
return 0;
}
static int
_gnutls_init_record_state(record_parameters_st * params,
const version_entry_st * ver, int read,
record_state_st * state)
{
int ret;
gnutls_datum_t *iv = NULL;
if (!_gnutls_version_has_explicit_iv(ver)) {
if (_gnutls_cipher_type(params->cipher) == CIPHER_BLOCK)
iv = &state->IV;
}
ret = _gnutls_auth_cipher_init(&state->cipher_state,
params->cipher, &state->key, iv,
params->mac, &state->mac_secret,
params->etm,
(ver->id == GNUTLS_SSL3) ? 1 : 0,
1 - read /*1==encrypt */ );
if (ret < 0 && params->cipher->id != GNUTLS_CIPHER_NULL)
return gnutls_assert_val(ret);
ret =
_gnutls_comp_init(&state->compression_state,
params->compression_algorithm,
read /*1==decompress */ );
if (ret < 0)
return gnutls_assert_val(ret);
return 0;
}
