Commit | Line | Data |
---|---|---|
19facd85 TJ |
1 | /* |
2 | Copyright (C) 2006 by Intra2net AG - Gerd v. Egidy | |
3 | ||
4 | The software in this package is distributed under the GNU General | |
5 | Public License version 2 (with a special exception described below). | |
6 | ||
7 | A copy of GNU General Public License (GPL) is included in this distribution, | |
8 | in the file COPYING.GPL. | |
9 | ||
10 | As a special exception, if other files instantiate templates or use macros | |
11 | or inline functions from this file, or you compile this file and link it | |
12 | with other works to produce a work based on this file, this file | |
13 | does not by itself cause the resulting work to be covered | |
14 | by the GNU General Public License. | |
15 | ||
16 | However the source code for this file must still be made available | |
17 | in accordance with section (3) of the GNU General Public License. | |
18 | ||
19 | This exception does not invalidate any other reasons why a work based | |
20 | on this file might be covered by the GNU General Public License. | |
21 | */ | |
ac7fdc22 GE |
22 | #ifndef __LIBT2N_SERVER |
23 | #define __LIBT2N_SERVER | |
24 | ||
25 | #include <iostream> | |
26 | #include <string> | |
27 | #include <map> | |
28cb45a5 GE |
28 | #include <vector> |
29 | #include <list> | |
30 | ||
31 | #include <boost/function.hpp> | |
ac7fdc22 | 32 | |
a11e19b7 GE |
33 | #include "connection.hxx" |
34 | #include "types.hxx" | |
35 | ||
0a531de6 | 36 | |
ac7fdc22 GE |
37 | namespace libt2n |
38 | { | |
39 | ||
aa499d20 GE |
40 | class server; |
41 | ||
59adb9e2 | 42 | /** |
94247295 GE |
43 | @brief connection on a server |
44 | ||
45 | on a server every connection to a client is represented as server_connection. | |
46 | a server_connection is abstract, derived classes like socket_server_connection are used. | |
59adb9e2 | 47 | */ |
a11e19b7 | 48 | class server_connection : public connection |
ac7fdc22 | 49 | { |
94247295 GE |
50 | friend class server; |
51 | ||
ac7fdc22 GE |
52 | private: |
53 | int timeout; | |
54 | int last_action_time; | |
aa499d20 | 55 | unsigned int connection_id; |
ac7fdc22 | 56 | |
94247295 GE |
57 | void set_server(server* _my_server) |
58 | { my_server=_my_server; } | |
59 | ||
60 | void set_id(unsigned int _connection_id) | |
61 | { connection_id=_connection_id; } | |
62 | ||
ac7fdc22 | 63 | protected: |
aa499d20 | 64 | server *my_server; |
aa499d20 | 65 | |
a7170401 | 66 | server_connection(int _timeout); |
56f3994d | 67 | virtual ~server_connection(); |
a7170401 GE |
68 | |
69 | std::ostream* get_logstream(log_level_values level); | |
70 | ||
ac7fdc22 | 71 | public: |
ac7fdc22 GE |
72 | void check_timeout(); |
73 | void reset_timeout(); | |
74 | void set_timeout(int _timeout) | |
75 | { timeout=_timeout; } | |
76 | ||
94247295 | 77 | /// get the id of this connection within the server object |
aa499d20 GE |
78 | unsigned int get_id() |
79 | { return connection_id; } | |
6cda58a6 | 80 | |
6cda58a6 | 81 | void add_callback(callback_event_type event, const boost::function<void ()>& func); |
ac7fdc22 GE |
82 | }; |
83 | ||
59adb9e2 | 84 | /** |
94247295 GE |
85 | @brief server base class |
86 | ||
87 | constitutes a server. is abstract, use derived classes like socket_server. | |
59adb9e2 | 88 | */ |
ac7fdc22 GE |
89 | class server |
90 | { | |
ac7fdc22 GE |
91 | private: |
92 | int default_timeout; | |
93 | log_level_values log_level; | |
94 | std::ostream *logstream; | |
95 | ||
28cb45a5 | 96 | /// vector initialized for all callback-types, all elements in each list will be called |
6cda58a6 | 97 | std::vector<std::list<boost::function<void (unsigned int)> > > callbacks; |
28cb45a5 | 98 | |
ac7fdc22 | 99 | unsigned int next_id; |
ac7fdc22 GE |
100 | |
101 | protected: | |
a11e19b7 | 102 | std::map<unsigned int, server_connection*> connections; |
aa499d20 | 103 | |
a7170401 | 104 | server(); |
ac7fdc22 | 105 | |
94247295 GE |
106 | virtual bool fill_connection_buffers(void)=0; |
107 | ||
56f3994d | 108 | unsigned int add_connection(server_connection* newconn); |
04e6b271 | 109 | |
6cda58a6 | 110 | void do_callbacks(callback_event_type event, unsigned int conn_id); |
28cb45a5 | 111 | |
ac7fdc22 GE |
112 | public: |
113 | virtual ~server(); | |
114 | ||
94247295 | 115 | /// set the default timeout for new client connections |
ac7fdc22 GE |
116 | void set_default_timeout(int _default_timeout) |
117 | { default_timeout=_default_timeout; } | |
94247295 GE |
118 | |
119 | /// get the current default timeout for client connections | |
04e6b271 GE |
120 | int get_default_timeout(void) |
121 | { return default_timeout; } | |
ac7fdc22 | 122 | |
a7170401 | 123 | void set_logging(std::ostream *_logstream, log_level_values _log_level); |
ac7fdc22 | 124 | |
a11e19b7 | 125 | server_connection* get_connection(unsigned int conn_id); |
ac7fdc22 | 126 | |
6cda58a6 | 127 | void add_callback(callback_event_type event, const boost::function<void (unsigned int)>& func); |
28cb45a5 | 128 | |
45a2ebc9 | 129 | /** @brief look for new data and store it in the local buffer |
94247295 GE |
130 | @param usec_timeout wait until new data is found, max timeout usecs. |
131 | -1: wait endless | |
45a2ebc9 GE |
132 | 0: return instantly |
133 | @param usec_timeout_remaining if non-NULL the function will write the | |
134 | not used time to the given target | |
94247295 GE |
135 | @retval true if new data was found (does not mean that the received data |
136 | is a complete packet though) | |
137 | */ | |
9a5d7790 | 138 | virtual bool fill_buffer(long long usec_timeout=-1, long long* usec_timeout_remaining=NULL)=0; |
94247295 | 139 | |
56f3994d TJ |
140 | void close(); |
141 | ||
a11e19b7 | 142 | void cleanup(); |
ac7fdc22 | 143 | |
94247295 GE |
144 | /** @brief get a complete data packet from any client. The packet is removed from the |
145 | connection buffer. | |
146 | @param[out] data the data package | |
147 | @retval true if packet found | |
148 | */ | |
a11e19b7 GE |
149 | bool get_packet(std::string& data) |
150 | { unsigned int x; return get_packet(data,x); } | |
ac7fdc22 | 151 | |
94247295 | 152 | bool get_packet(std::string& data, unsigned int& conn_id); |
0cf4dc9b | 153 | |
a7170401 | 154 | std::ostream* get_logstream(log_level_values level); |
ac7fdc22 GE |
155 | }; |
156 | ||
157 | } | |
158 | ||
159 | #endif |