Initial ZMQ bindings.

vendor/ZMQ/src/gssapi_server.hpp

@@ -0,0 +1,93 @@
+/*
+    Copyright (c) 2007-2016 Contributors as noted in the AUTHORS file
+
+    This file is part of libzmq, the ZeroMQ core engine in C++.
+
+    libzmq is free software; you can redistribute it and/or modify it under
+    the terms of the GNU Lesser General Public License (LGPL) as published
+    by the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    As a special exception, the Contributors give you permission to link
+    this library with independent modules to produce an executable,
+    regardless of the license terms of these independent modules, and to
+    copy and distribute the resulting executable under terms of your choice,
+    provided that you also meet, for each linked independent module, the
+    terms and conditions of the license of that module. An independent
+    module is a module which is not derived from or based on this library.
+    If you modify this library, you must extend this exception to your
+    version of the library.
+
+    libzmq is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+    License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __ZMQ_GSSAPI_SERVER_HPP_INCLUDED__
+#define __ZMQ_GSSAPI_SERVER_HPP_INCLUDED__
+
+#ifdef HAVE_LIBGSSAPI_KRB5
+
+#include "gssapi_mechanism_base.hpp"
+#include "zap_client.hpp"
+
+namespace zmq
+{
+class msg_t;
+class session_base_t;
+
+class gssapi_server_t ZMQ_FINAL : public gssapi_mechanism_base_t,
+                                  public zap_client_t
+{
+  public:
+    gssapi_server_t (session_base_t *session_,
+                     const std::string &peer_address,
+                     const options_t &options_);
+    ~gssapi_server_t () ZMQ_FINAL;
+
+    // mechanism implementation
+    int next_handshake_command (msg_t *msg_) ZMQ_FINAL;
+    int process_handshake_command (msg_t *msg_) ZMQ_FINAL;
+    int encode (msg_t *msg_) ZMQ_FINAL;
+    int decode (msg_t *msg_) ZMQ_FINAL;
+    int zap_msg_available () ZMQ_FINAL;
+    status_t status () const ZMQ_FINAL;
+
+  private:
+    enum state_t
+    {
+        send_next_token,
+        recv_next_token,
+        expect_zap_reply,
+        send_ready,
+        recv_ready,
+        connected
+    };
+
+    session_base_t *const session;
+
+    const std::string peer_address;
+
+    //  Current FSM state
+    state_t state;
+
+    //  True iff server considers the client authenticated
+    bool security_context_established;
+
+    //  The underlying mechanism type (ignored)
+    gss_OID doid;
+
+    void accept_context ();
+    int produce_next_token (msg_t *msg_);
+    int process_next_token (msg_t *msg_);
+    void send_zap_request ();
+};
+}
+
+#endif
+
+#endif