1 | /* |
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2 | The stellarium telescope library helps building |
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3 | telescope server programs, that can communicate with stellarium |
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4 | by means of the stellarium TCP telescope protocol. |
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5 | It also contains smaple server classes (dummy, Meade LX200). |
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6 | |
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7 | Author and Copyright of this file and of the stellarium telescope library: |
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8 | Johannes Gajdosik, 2006 |
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9 | |
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10 | This library is free software; you can redistribute it and/or |
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11 | modify it under the terms of the GNU Lesser General Public |
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12 | License as published by the Free Software Foundation; either |
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13 | version 2.1 of the License, or (at your option) any later version. |
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14 | |
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15 | This library is distributed in the hope that it will be useful, |
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16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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18 | Lesser General Public License for more details. |
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19 | |
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20 | You should have received a copy of the GNU Lesser General Public |
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21 | License along with this library; if not, write to the Free Software |
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22 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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23 | */ |
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24 | |
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25 | #include "Server.hpp" |
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26 | #include "Socket2.hpp" |
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27 | #include "Listener.hpp" |
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28 | |
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29 | void Server2::SocketList::clear(void) |
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30 | { |
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31 | for (const_iterator it(begin()); it != end(); it++) |
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32 | { |
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33 | delete (*it); |
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34 | } |
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35 | list<Socket2*>::clear(); |
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36 | } |
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37 | |
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38 | Server2::Server2(int port) |
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39 | { |
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40 | Socket2 *listener = new Listener(*this, port); |
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41 | socket_list.push_back(listener); |
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42 | } |
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43 | |
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44 | void Server2::sendPosition(unsigned int ra_int, int dec_int, int status) |
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45 | { |
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46 | for (SocketList::const_iterator it(socket_list.begin()); |
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47 | it != socket_list.end(); |
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48 | it++) |
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49 | { |
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50 | (*it)->sendPosition(ra_int, dec_int, status); |
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51 | } |
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52 | } |
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53 | |
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54 | void Server2::step(long long int timeout_micros) |
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55 | { |
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56 | fd_set read_fds, write_fds; |
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57 | FD_ZERO(&read_fds); |
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58 | FD_ZERO(&write_fds); |
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59 | int fd_max = -1; |
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60 | |
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61 | for (SocketList::const_iterator it(socket_list.begin()); |
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62 | it != socket_list.end(); |
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63 | it++) |
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64 | { |
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65 | (*it)->prepareSelectFds(read_fds, write_fds, fd_max); |
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66 | } |
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67 | |
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68 | struct timeval tv; |
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69 | if (timeout_micros < 0) |
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70 | timeout_micros = 0; |
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71 | tv.tv_sec = timeout_micros / 1000000; |
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72 | tv.tv_usec = timeout_micros % 1000000; |
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73 | const int select_rc = select(fd_max+1, &read_fds, &write_fds, 0, &tv); |
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74 | if (select_rc > 0) |
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75 | { |
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76 | SocketList::iterator it(socket_list.begin()); |
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77 | while (it != socket_list.end()) |
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78 | { |
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79 | (*it)->handleSelectFds(read_fds, write_fds); |
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80 | if ((*it)->isClosed()) |
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81 | { |
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82 | SocketList::iterator tmp(it); |
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83 | it++; |
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84 | delete (*tmp); |
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85 | socket_list.erase(tmp); |
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86 | } |
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87 | else |
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88 | { |
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89 | it++; |
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90 | } |
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91 | } |
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92 | } |
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93 | } |
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94 | |
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95 | void Server2::closeAcceptedConnections(void) |
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96 | { |
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97 | for (SocketList::iterator it(socket_list.begin()); |
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98 | it != socket_list.end(); |
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99 | it++) |
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100 | { |
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101 | if ((*it)->isTcpConnection()) |
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102 | { |
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103 | (*it)->hangup(); |
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104 | } |
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105 | } |
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106 | } |
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107 | |
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108 | |
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