1 /*
2    Copyright (c) 2010, 2011, Oracle and/or its affiliates. All rights reserved.
3 
4    This program is free software; you can redistribute it and/or modify
5    it under the terms of the GNU General Public License, version 2.0,
6    as published by the Free Software Foundation.
7 
8    This program is also distributed with certain software (including
9    but not limited to OpenSSL) that is licensed under separate terms,
10    as designated in a particular file or component or in included license
11    documentation.  The authors of MySQL hereby grant you an additional
12    permission to link the program and your derivative works with the
13    separately licensed software that they have included with MySQL.
14 
15    This program is distributed in the hope that it will be useful,
16    but WITHOUT ANY WARRANTY; without even the implied warranty of
17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18    GNU General Public License, version 2.0, for more details.
19 
20    You should have received a copy of the GNU General Public License
21    along with this program; if not, write to the Free Software
22    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
23 */
24 
25 #ifndef trp_node_hpp
26 #define trp_node_hpp
27 
28 #include <ndb_global.h>
29 #include <kernel/NodeInfo.hpp>
30 #include <kernel/NodeState.hpp>
31 
32 class NdbOut;
33 NdbOut& operator<<(NdbOut&, const struct trp_node&);
34 
35 struct trp_node
36 {
37   trp_node();
38 
39   NodeInfo  m_info;
40   NodeState m_state;
41 
42   Uint32 minDbVersion;
43   bool defined;
44   bool compatible;     // Version is compatible
45   bool nfCompleteRep;  // NF Complete Rep has arrived
46   bool m_alive;        // Node is alive
47   bool m_node_fail_rep;// NodeFailRep has arrived
48 private:
49   bool m_connected;     // Transporter connected
50   bool m_api_reg_conf;// API_REGCONF has arrived
51 public:
52 
set_connectedtrp_node53   void set_connected(bool connected) {
54     assert(defined);
55     m_connected = connected;
56   }
is_connectedtrp_node57   bool is_connected(void) const {
58     const bool connected = m_connected;
59     // Must be defined if connected
60     assert(!connected ||
61            (connected && defined));
62     return connected;
63   }
64 
set_confirmedtrp_node65   void set_confirmed(bool confirmed) {
66     if (confirmed)
67       assert(is_connected());
68     m_api_reg_conf = confirmed;
69   }
70 
is_confirmedtrp_node71   bool is_confirmed(void) const {
72     const bool confirmed = m_api_reg_conf;
73     assert(!confirmed ||
74            (confirmed && is_connected()));
75     return confirmed;
76   }
77 
78   bool operator==(const trp_node& other) const;
79 
80 private:
81 
82   friend NdbOut& operator<<(NdbOut&, const trp_node&);
83 };
84 
85 #endif
86