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120 lines
4.2 KiB
120 lines
4.2 KiB
/* This file is part of libebb.
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*
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* Copyright (c) 2008 Ryan Dahl (ry@ndahl.us)
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef EBB_H
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#define EBB_H
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <ev.h>
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#ifdef HAVE_GNUTLS
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# include <gnutls/gnutls.h>
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# include "rbtree.h" /* for ebb_server.session_cache */
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#endif
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#include "ebb_request_parser.h"
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#define EBB_MAX_CONNECTIONS 1024
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#define EBB_DEFAULT_TIMEOUT 30.0
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#define EBB_AGAIN 0
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#define EBB_STOP 1
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typedef struct ebb_server ebb_server;
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typedef struct ebb_connection ebb_connection;
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typedef void (*ebb_after_write_cb) (ebb_connection *connection);
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typedef void (*ebb_connection_cb)(ebb_connection *connection, void *data);
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struct ebb_server {
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int fd; /* ro */
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struct sockaddr_in sockaddr; /* ro */
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socklen_t socklen; /* ro */
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char port[6]; /* ro */
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struct ev_loop *loop; /* ro */
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unsigned listening:1; /* ro */
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unsigned secure:1; /* ro */
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#ifdef HAVE_GNUTLS
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gnutls_certificate_credentials_t credentials; /* private */
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struct rbtree_t session_cache; /* private */
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#endif
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ev_io connection_watcher; /* private */
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/* Public */
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/* Allocates and initializes an ebb_connection. NULL by default. */
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ebb_connection* (*new_connection) (ebb_server*, struct sockaddr_in*);
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void *data;
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};
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struct ebb_connection {
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int fd; /* ro */
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struct sockaddr_in sockaddr; /* ro */
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socklen_t socklen; /* ro */
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ebb_server *server; /* ro */
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char *ip; /* ro */
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unsigned open:1; /* ro */
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const char *to_write; /* ro */
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size_t to_write_len; /* ro */
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size_t written; /* ro */
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ebb_after_write_cb after_write_cb; /* ro */
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ebb_request_parser parser; /* private */
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ev_io write_watcher; /* private */
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ev_io read_watcher; /* private */
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ev_timer timeout_watcher; /* private */
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ev_timer goodbye_watcher; /* private */
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#ifdef HAVE_GNUTLS
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ev_io handshake_watcher; /* private */
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gnutls_session_t session; /* private */
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ev_io goodbye_tls_watcher; /* private */
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#endif
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/* Public */
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ebb_request* (*new_request) (ebb_connection*);
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/* Returns EBB_STOP or EBB_AGAIN. NULL by default. */
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int (*on_timeout) (ebb_connection*);
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void (*on_close) (ebb_connection*);
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void *data;
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};
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void ebb_server_init (ebb_server *server, struct ev_loop *loop);
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#ifdef HAVE_GNUTLS
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int ebb_server_set_secure (ebb_server *server, const char *cert_file,
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const char *key_file);
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#endif
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int ebb_server_listen_on_port (ebb_server *server, const int port);
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int ebb_server_listen_on_fd (ebb_server *server, const int sfd);
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void ebb_server_unlisten (ebb_server *server);
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void ebb_connection_init (ebb_connection *);
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void ebb_connection_schedule_close (ebb_connection *);
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void ebb_connection_reset_timeout (ebb_connection *);
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int ebb_connection_write (ebb_connection *, const char *buf, size_t len, ebb_after_write_cb);
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#endif
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