src/server/daemon/sessionhandler.h

Mon, 09 Sep 2013 11:55:14 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Mon, 09 Sep 2013 11:55:14 +0200
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fixed some includes

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2013 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #ifndef SESSIONHANDLER_H
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30 #define SESSIONHANDLER_H
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31
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32 #include "../util/thrpool.h"
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33 #include "../public/nsapi.h"
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34 #include "event.h"
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36 #ifdef __cplusplus
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37 extern "C" {
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38 #endif
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39
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40 typedef struct _session_handler SessionHandler;
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41 typedef struct _connection Connection;
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42
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43 struct _connection {
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44 int fd;
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45 struct sockaddr_in address;
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46 HttpListener *listener;
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47 SessionHandler *session_handler;
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48 };
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49
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50 typedef void(*enqueue_connection_f)(SessionHandler*, Connection*);
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51 typedef void(*keep_alive_f)(SessionHandler*, Connection*);
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52 struct _session_handler {
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53 /*
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54 * Adds a connection. The session handler starts reading and parsing the
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55 * http request. After that its pass the request to the request handler
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56 * (handle_request).
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57 */
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58 void(*enqueue_connection)(SessionHandler *sh, Connection *conn);
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59
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60 /*
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61 * Adds a connection to the keep-alive handler. The session handler
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62 * waits for new data and re-enqueues the connection, if new data is
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63 * available
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64 */
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65 void(*keep_alive)(SessionHandler*, Connection *conn);
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66 };
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68 /*
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69 * BasicSessionHandler
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70 *
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71 * The BasicSessionHandler enqueues the connections to a threadpool. IO is
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72 * handled by the threadpool.
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73 */
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74 typedef struct _basic_session_handler {
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75 SessionHandler sh;
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76 threadpool_t *threadpool;
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78 } BasicSessionHandler;
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79
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80 /*
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81 * EventSessionHandler
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82 *
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83 * The EventSessionHandler uses a event handler to handle request inputs.
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84 */
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85 typedef struct _event_session_handler {
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86 SessionHandler sh;
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87 event_handler_t *eventhandler;
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88 } EventSessionHandler;
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89
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90 /*
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91 * EventHttpIO
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92 *
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93 * defined in sesionhandler.c
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94 */
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95
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97 SessionHandler* create_basic_session_handler();
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98
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99 void basic_enq_conn(SessionHandler *handler, Connection *conn);
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100
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101 void* basic_run_session(void *data);
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102
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103 void basic_keep_alive(SessionHandler *handler, Connection *conn);
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104
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105
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106 SessionHandler* create_event_session_handler();
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108 void evt_enq_conn(SessionHandler *handler, Connection *conn);
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110 int evt_request_input(event_handler_t *h, event_t *event);
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111 int evt_request_finish(event_handler_t *h, event_t *event);
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112 int evt_request_error(event_handler_t *h, event_t *event);
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113
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114 void evt_keep_alive(SessionHandler *handler, Connection *conn);
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115
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117 #ifdef __cplusplus
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118 }
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119 #endif
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121 #endif /* SESSIONHANDLER_H */
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122

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