Started working kqueue() backend for OSX and BSD.
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@ -134,6 +134,7 @@ libuhub_SOURCES := \
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src/network/backend.c \
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src/network/backend.c \
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src/network/connection.c \
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src/network/connection.c \
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src/network/epoll.c \
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src/network/epoll.c \
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src/network/kqueue.c \
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src/network/network.c \
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src/network/network.c \
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src/network/select.c \
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src/network/select.c \
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src/network/timeout.c \
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src/network/timeout.c \
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171
src/network/kqueue.c
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171
src/network/kqueue.c
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@ -0,0 +1,171 @@
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/*
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* uhub - A tiny ADC p2p connection hub
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* Copyright (C) 2007-2010, Jan Vidar Krey
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "uhub.h"
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#ifdef USE_KQUEUE
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#include "network/connection.h"
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#include "network/common.h"
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#include "network/backend.h"
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#define KQUEUE_EVBUFFER 512
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struct net_connection_kqueue
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{
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NET_CON_STRUCT_COMMON
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struct kevent ev;
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};
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struct net_backend
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{
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int kqfd;
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size_t num;
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size_t max;
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struct net_connection_epoll** conns;
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struct kevent** changes;
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size_t nchanges;
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struct kevent events[KQUEUE_EVBUFFER];
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time_t now;
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struct timeout_queue timeout_queue;
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struct net_cleanup_handler* cleaner;
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};
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static struct net_backend* g_backend = 0;
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/**
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* Initialize the network backend.
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* Returns 1 on success, or 0 on failure.
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*/
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int net_backend_initialize()
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{
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g_backend = hub_malloc_zero(sizeof(struct net_backend));
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g_backend->kqfd = kqueue();
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if (g_backend->kqfd == -1)
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{
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LOG_WARN("Unable to create epoll socket.");
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return 0;
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}
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size_t max = net_get_max_sockets();
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g_backend->max = max;
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g_backend->conns = hub_malloc_zero(sizeof(struct net_connection_kqueue*) * max);
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g_backend->changes = hub_malloc_zero(sizeof(struct kevent*) * max);
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g_backend->now = time(0);
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timeout_queue_initialize(&g_backend->timeout_queue, g_backend->now, 600); /* look max 10 minutes into the future. */
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g_backend->cleaner = net_cleanup_initialize(max);
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return 1;
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}
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/**
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* Shutdown the network connection backend.
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*/
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void net_backend_shutdown()
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{
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close(g_backend->kqfd);
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timeout_queue_shutdown(&g_backend->timeout_queue);
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net_cleanup_shutdown(g_backend->cleaner);
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hub_free(g_backend->conns);
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hub_free(g_backend->changes);
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hub_free(g_backend);
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}
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/**
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* Process the network backend.
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*/
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int net_backend_process()
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{
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}
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struct timeout_queue* net_backend_get_timeout_queue()
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{
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return &g_backend->timeout_queue;
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}
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struct net_connection* net_con_create()
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{
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struct net_connection* con = (struct net_connection*) hub_malloc_zero(sizeof(struct net_connection_kqueue));
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con->sd = -1;
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return con;
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}
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void net_con_destroy(struct net_connection* con)
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{
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hub_free(con);
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}
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void net_con_initialize(struct net_connection* con_, int sd, net_connection_cb callback, const void* ptr, int events)
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{
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struct net_connection_kqueue* con = (struct net_connection_kqueue*) con_;
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con->sd = sd;
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con->flags = 0;
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con->callback = callback;
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con->ev.events = 0;
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con->ptr = (void*) ptr;
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con->ev.data.ptr = (void*) con;
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net_set_nonblocking(con->sd, 1);
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net_set_nosigpipe(con->sd, 1);
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/* FIXME */
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g_backend->conns[sd] = con;
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g_backend->num++;
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}
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void net_con_reinitialize(struct net_connection* con, net_connection_cb callback, const void* ptr, int events)
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{
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con->callback = callback;
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con->ptr = (void*) ptr;
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net_con_update(con, events);
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}
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void net_con_update(struct net_connection* con_, int events)
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{
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struct net_connection_kqueue* con = (struct net_connection_kqueue*) con_;
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/* FIXME */
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}
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void net_con_close(struct net_connection* con_)
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{
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struct net_connection_epoll* con = (struct net_connection_kqueue*) con_;
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if (con->flags & NET_CLEANUP)
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return;
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if (con->sd != -1)
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{
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g_backend->conns[con->sd] = 0;
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g_backend->num--;
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}
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net_con_clear_timeout(con_);
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/* FIXME */
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net_close(con->sd);
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con->sd = -1;
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net_con_print("DEL", con);
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net_cleanup_delayed_free(g_backend->cleaner, con_);
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}
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#endif /* USE_KQUEUE */
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13
src/system.h
13
src/system.h
@ -104,8 +104,19 @@
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#ifdef __linux__
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#ifdef __linux__
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#define USE_EPOLL
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#define USE_EPOLL
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#define HAVE_BACKEND
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#include <sys/epoll.h>
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#include <sys/epoll.h>
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#else
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#endif
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/*
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#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__)
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#define USE_KQUEUE
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#define HAVE_BACKEND
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#include <sys/event.h>
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#endif
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*/
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#ifndef HAVE_BACKEND
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#define USE_SELECT
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#define USE_SELECT
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#include <sys/select.h>
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#include <sys/select.h>
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#endif
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#endif
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