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ac7fdc22 GE |
1 | /*************************************************************************** |
2 | * Copyright (C) 2006 by Gerd v. Egidy * | |
3 | * gve@intra2net.com * | |
4 | * * | |
5 | * This library is free software; you can redistribute it and/or modify * | |
6 | * it under the terms of the GNU Lesser General Public License version * | |
7 | * 2.1 as published by the Free Software Foundation. * | |
8 | * * | |
9 | * This library is distributed in the hope that it will be useful, * | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * | |
12 | * GNU Lesser General Public License for more details. * | |
13 | * * | |
14 | * You should have received a copy of the GNU Lesser General Public * | |
15 | * License along with this program; if not, write to the * | |
16 | * Free Software Foundation, Inc., * | |
17 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * | |
18 | ***************************************************************************/ | |
19 | ||
20 | #include "server.hxx" | |
21 | ||
22 | namespace libt2n | |
23 | { | |
24 | ||
25 | void connection::check_timeout() | |
26 | { | |
27 | if (timeout != -1 && last_action_time+timeout >= time(NULL)) | |
28 | this->close(); | |
29 | } | |
30 | ||
31 | void connection::reset_timeout() | |
32 | { | |
33 | last_action_time=time(NULL); | |
34 | } | |
35 | ||
36 | bool connection::get_packet(std::string& data, unsigned int& conn_id) | |
37 | { | |
38 | // max packet size is unsigned int | |
39 | ||
40 | // no size information -> no packet | |
41 | if (buffer.size() < sizeof(unsigned int)) | |
42 | return false; | |
43 | ||
44 | unsigned int psize=*((unsigned int*)(buffer.data())); | |
45 | ||
46 | // enough data for one packet in buffer? | |
47 | if (buffer.size() < sizeof(unsigned int)+psize) | |
48 | return false; | |
49 | ||
50 | data.assign(buffer,sizeof(unsigned int),psize); | |
51 | buffer.erase(0,sizeof(unsigned int)+psize); | |
52 | ||
53 | return true; | |
54 | } | |
55 | ||
56 | server::~server() | |
57 | { | |
58 | std::map<unsigned int, connection*>::iterator ie=connections.end(); | |
59 | for(std::map<unsigned int, connection*>::iterator i=connections.begin(); i != ie; i++) | |
60 | delete i->second; | |
61 | } | |
62 | ||
04e6b271 GE |
63 | int server::add_connection(connection* newconn) |
64 | { | |
65 | connections[next_id]=newconn; | |
66 | return next_id++; | |
67 | } | |
68 | ||
59adb9e2 TJ |
69 | /** |
70 | Gets a connection by id | |
71 | ||
72 | \param conn_id Connection ID | |
73 | ||
74 | \retval Pointer to connection object | |
75 | */ | |
ac7fdc22 GE |
76 | connection* server::get_connection(unsigned int conn_id) |
77 | { | |
78 | std::map<unsigned int, connection*>::iterator p=connections.find(conn_id); | |
79 | if (p==connections.end()) | |
80 | return NULL; | |
81 | else | |
82 | return p->second; | |
83 | } | |
84 | ||
85 | void server::check_timeout() | |
86 | { | |
87 | std::map<unsigned int, connection*>::iterator ie=connections.end(); | |
88 | for(std::map<unsigned int, connection*>::iterator i=connections.begin(); i != ie; i++) | |
89 | i->second->check_timeout(); | |
90 | } | |
91 | ||
0cf4dc9b GE |
92 | void server::fill_connection_buffers(void) |
93 | { | |
94 | std::map<unsigned int, connection*>::iterator ie=connections.end(); | |
95 | for(std::map<unsigned int, connection*>::iterator i=connections.begin(); i != ie; i++) | |
96 | if (!i->second->is_closed()) | |
97 | i->second->fill_buffer(); | |
98 | } | |
99 | ||
ac7fdc22 GE |
100 | bool server::get_packet(std::string& data, unsigned int& conn_id) |
101 | { | |
102 | // todo: this is somehow unfair: the first connections in the map get checked more | |
103 | // often than the others and can thus block them out | |
104 | ||
105 | std::map<unsigned int, connection*>::iterator ie=connections.end(); | |
106 | for(std::map<unsigned int, connection*>::iterator i=connections.begin(); i != ie; i++) | |
107 | if (i->second->get_packet(data,conn_id)) | |
108 | return true; | |
109 | } | |
110 | ||
111 | void server::log(log_level_values level, const char* message) | |
112 | { | |
113 | if (logstream && level >= log_level) | |
114 | (*logstream) << message << std::endl; | |
115 | } | |
116 | ||
117 | }; |