Wed, 28 Dec 2016 12:23:51 +0100
using host header to select virtual server
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2013 Olaf Wintermann. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef SESSIONHANDLER_H #define SESSIONHANDLER_H #include "../util/thrpool.h" #include "../public/nsapi.h" #include "event.h" #include <openssl/bio.h> #include <openssl/ssl.h> #include <openssl/err.h> #ifdef __cplusplus extern "C" { #endif typedef struct _session_handler SessionHandler; typedef struct _connection Connection; struct _connection { int fd; struct sockaddr_in address; HttpListener *listener; SessionHandler *session_handler; SSL *ssl; int ssl_error; int (*read)(Connection *conn, void *buf, int len); int (*write)(Connection *conn, const void *buf, int len); void (*close)(Connection *conn); }; typedef void(*enqueue_connection_f)(SessionHandler*, Connection*); typedef void(*keep_alive_f)(SessionHandler*, Connection*); struct _session_handler { /* * Adds a connection. The session handler starts reading and parsing the * http request. After that its pass the request to the request handler * (handle_request). */ void(*enqueue_connection)(SessionHandler *sh, Connection *conn); /* * Adds a connection to the keep-alive handler. The session handler * waits for new data and re-enqueues the connection, if new data is * available */ void(*keep_alive)(SessionHandler*, Connection *conn); }; /* * BasicSessionHandler * * The BasicSessionHandler enqueues the connections to a threadpool. IO is * handled by the threadpool. */ typedef struct _basic_session_handler { SessionHandler sh; threadpool_t *threadpool; } BasicSessionHandler; /* * EventSessionHandler * * The EventSessionHandler uses a event handler to handle request inputs. */ typedef struct _event_session_handler { SessionHandler sh; event_handler_t *eventhandler; } EventSessionHandler; /* * EventHttpIO * * defined in sesionhandler.c */ int connection_read(Connection *conn, void *buf, int len); int connection_write(Connection *conn, const void *buf, int len); void connection_close(Connection *conn); int connection_ssl_read(Connection *conn, void *buf, int len); int connection_ssl_write(Connection *conn, const void *buf, int len); void connection_ssl_close(Connection *conn); void connection_destroy(Connection *conn); SessionHandler* create_basic_session_handler(); void basic_enq_conn(SessionHandler *handler, Connection *conn); void* basic_run_session(void *data); void basic_keep_alive(SessionHandler *handler, Connection *conn); SessionHandler* create_event_session_handler(); void evt_enq_conn(SessionHandler *handler, Connection *conn); int evt_request_input(event_handler_t *h, event_t *event); int evt_request_finish(event_handler_t *h, event_t *event); int evt_request_error(event_handler_t *h, event_t *event); void evt_keep_alive(SessionHandler *handler, Connection *conn); #ifdef __cplusplus } #endif #endif /* SESSIONHANDLER_H */