int zmq::plain_mechanism_t::next_handshake_command (msg_t *msg_)
{
int rc = 0;
switch (state) {
case sending_hello:
rc = produce_hello (msg_);
if (rc == 0)
state = waiting_for_welcome;
break;
case sending_welcome:
rc = produce_welcome (msg_);
if (rc == 0)
state = waiting_for_initiate;
break;
case sending_initiate:
rc = produce_initiate (msg_);
if (rc == 0)
state = waiting_for_ready;
break;
case sending_ready:
rc = produce_ready (msg_);
if (rc == 0)
state = ready;
break;
default:
errno = EAGAIN;
rc = -1;
}
return rc;
}
int produce_initiate (void *data_,
size_t size_,
const uint64_t cn_nonce_,
const uint8_t *metadata_plaintext_,
const size_t metadata_length_)
{
return produce_initiate (data_, size_, cn_nonce_, server_key,
public_key, secret_key, cn_public, cn_secret,
cn_server, cn_cookie, metadata_plaintext_,
metadata_length_);
}
int zmq::gssapi_server_t::produce_next_token (msg_t *msg_)
{
if (send_tok.length != 0) { // Client expects another token
if (produce_initiate(msg_, send_tok.value, send_tok.length) < 0)
return -1;
gss_release_buffer(&min_stat, &send_tok);
}
if (maj_stat != GSS_S_COMPLETE && maj_stat != GSS_S_CONTINUE_NEEDED) {
gss_release_name(&min_stat, &target_name);
if (context != GSS_C_NO_CONTEXT)
gss_delete_sec_context(&min_stat, &context, GSS_C_NO_BUFFER);
return -1;
}
return 0;
}
int zmq::curve_client_t::next_handshake_command (msg_t *msg_)
{
int rc = 0;
switch (state) {
case send_hello:
rc = produce_hello (msg_);
if (rc == 0)
state = expect_welcome;
break;
case send_initiate:
rc = produce_initiate (msg_);
if (rc == 0)
state = expect_ready;
break;
default:
errno = EAGAIN;
rc = -1;
}
return rc;
}
