Ejemplo n.º 1
0
/* Do the banner and key exchange */
int ssh_accept(SSH_SESSION *session) {
  if (ssh_send_banner(session, 1) < 0) {
    return -1;
  }

  session->alive = 1;

  session->clientbanner = ssh_get_banner(session);
  if (session->clientbanner == NULL) {
    return -1;
  }

  if (server_set_kex(session) < 0) {
    return -1;
  }

  if (ssh_send_kex(session, 1) < 0) {
    return -1;
  }

  if (ssh_get_kex(session,1) < 0) {
    return -1;
  }

  ssh_list_kex(session, &session->client_kex);
  crypt_set_algorithms_server(session);

  if (dh_handshake_server(session) < 0) {
    return -1;
  }

  session->connected = 1;

  return 0;
}
Ejemplo n.º 2
0
/* do the banner and key exchange */
int ssh_accept(SSH_SESSION *session){
//    ssh_send_banner(session,1);		FIXME BAD HACK -- common
    ssh_crypto_init();
//    session->clientbanner=ssh_banner_get(session);FIXME BAD HACK -- common
    server_set_kex(session);
    ssh_send_kex(session,1);
    if(ssh_get_kex(session,1))
        return -1;
    ssh_list_kex(&session->client_kex);
    crypt_set_algorithms_server(session);
    if(dh_handshake_server(session))
        return -1;
    session->connected=1;
    return 0;
}
Ejemplo n.º 3
0
/** @internal
 * @brief parse an incoming SSH_MSG_KEXDH_INIT packet and complete
 *        key exchange
 **/
static int ssh_server_kexdh_init(ssh_session session, ssh_buffer packet){
    ssh_string e;
    e = buffer_get_ssh_string(packet);
    if (e == NULL) {
      ssh_set_error(session, SSH_FATAL, "No e number in client request");
      return -1;
    }
    if (dh_import_e(session, e) < 0) {
      ssh_set_error(session, SSH_FATAL, "Cannot import e number");
      session->session_state=SSH_SESSION_STATE_ERROR;
    } else {
      session->dh_handshake_state=DH_STATE_INIT_SENT;
      dh_handshake_server(session);
    }
    ssh_string_free(e);
    return SSH_OK;
}