Makefile- acl.c
- acl.h
- acldata.c
- acldata.h
- auth.c
- auth.h
- config.c
- config.h
- configmanager.c
- configmanager.h
- error.c
- error.h
- event.c
- event.h
- event_bsd.c
- event_bsd.h
- event_linux.c
- event_linux.h
- event_solaris.c
- event_solaris.h
- func.c
- func.h
- http.c
- http.h
- httplistener.c
- httplistener.h
- httpparser.c
- httpparser.h
- httprequest.c
- httprequest.h
- keyfile_auth.c
- keyfile_auth.h
- ldap_auth.c
- ldap_auth.h
- ldap_resource.c
- ldap_resource.h
- log.c
- log.h
- main.c
- netsite.h
- objs.mk
- protocol.c
- protocol.h
- request.c
- request.h
- resourcepool.c
- resourcepool.h
- session.c
- session.h
- sessionhandler.c
- sessionhandler.h
- srvctrl.c
- srvctrl.h
- threadpools.c
- threadpools.h
- vfs.c
- vfs.h
- vserver.c
- vserver.h
- webserver.c
- webserver.h
- websocket.c
- websocket.h
- ws-fn.c
/*
* 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 "../util/io.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;
typedef union ConnectionAddr ConnectionAddr;
union ConnectionAddr {
struct sockaddr_in address_v4;
struct sockaddr_in6 address_v6;
};
enum ConnectionAddrType {
CONN_ADDR_IPV4 = 0,
CONN_ADDR_IPV6
};
typedef enum ConnectionAddrType ConnectionAddrType;
struct _connection {
uint64_t id;
int fd;
ConnectionAddr address;
ConnectionAddrType addr_type;
HttpListener *listener;
SessionHandler *session_handler;
SSL *ssl;
WSBool ssl_accepted;
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);
/*
* Creates an IOStream object for the connection
*/
IOStream*(*create_iostream)(SessionHandler *sh, Connection *conn, pool_handle_t *pool, WSBool *ssl);
};
/*
* 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;
EVHandler *eventhandler;
} EventSessionHandler;
/*
* EventHttpIO
*
* defined in sesionhandler.c
*/
typedef struct EventHttpIO EventHttpIO;
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);
/*
* generic create_iostream function for BasicSessionHandler
* and EventSessionHandler
*/
IOStream* create_connection_iostream(
SessionHandler *sh,
Connection *conn,
pool_handle_t *pool,
WSBool *ssl);
SessionHandler* create_basic_session_handler(pool_handle_t *pool);
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(pool_handle_t *pool);
void evt_request_timeout(EventHandler *h, EVWatchList *item);
int evt_add_request(EventHandler *h, Event *event);
void evt_enq_conn(SessionHandler *handler, Connection *conn);
EventHttpIO* evt_req_init(SessionHandler *handler, Connection *conn);
int evt_request_ssl_accept(EventHandler *handler, Event *event);
int evt_request_input(EventHandler *h, Event *event);
int evt_request_finish(EventHandler *h, Event *event);
int evt_request_error(EventHandler *h, Event *event);
void evt_keep_alive(SessionHandler *handler, Connection *conn);
int evt_keep_alive_enqueue(EventHandler *h, Event *event);
int evt_keep_alive_input_event(EventHandler *h, Event *event);
void evt_keep_alive_destroy(EventHandler *h, EVWatchList *item);
#ifdef __cplusplus
}
#endif
#endif /* SESSIONHANDLER_H */