2009-08-02 19:37:55 +00:00
|
|
|
/*
|
|
|
|
* uhub - A tiny ADC p2p connection hub
|
2012-10-12 12:24:03 +00:00
|
|
|
* Copyright (C) 2007-2012, Jan Vidar Krey
|
2009-08-02 19:37:55 +00:00
|
|
|
*
|
|
|
|
* This program is free software; you can redistribute it and/or modify
|
|
|
|
* it under the terms of the GNU General Public License as published by
|
|
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
|
|
* (at your option) any later version.
|
|
|
|
*
|
|
|
|
* This program is distributed in the hope that it will be useful,
|
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
* GNU General Public License for more details.
|
|
|
|
*
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include "uhub.h"
|
2010-01-19 13:53:47 +00:00
|
|
|
#include "network/common.h"
|
|
|
|
|
2011-11-30 13:54:54 +00:00
|
|
|
#ifdef SSL_SUPPORT
|
|
|
|
void net_stats_add_tx(size_t bytes);
|
|
|
|
void net_stats_add_rx(size_t bytes);
|
|
|
|
#endif
|
2010-01-19 13:53:47 +00:00
|
|
|
|
|
|
|
ssize_t net_con_send(struct net_connection* con, const void* buf, size_t len)
|
|
|
|
{
|
2010-01-22 22:40:41 +00:00
|
|
|
int ret;
|
|
|
|
#ifdef SSL_SUPPORT
|
|
|
|
if (!con->ssl)
|
2010-01-19 13:53:47 +00:00
|
|
|
{
|
2010-01-22 22:40:41 +00:00
|
|
|
#endif
|
|
|
|
ret = net_send(con->sd, buf, len, UHUB_SEND_SIGNAL);
|
|
|
|
if (ret == -1)
|
|
|
|
{
|
2012-01-24 23:20:59 +00:00
|
|
|
if (
|
|
|
|
#ifdef WINSOCK
|
|
|
|
net_error() == WSAEWOULDBLOCK
|
|
|
|
#else
|
|
|
|
net_error() == EWOULDBLOCK
|
|
|
|
#endif
|
|
|
|
|| net_error() == EINTR)
|
2010-01-22 22:40:41 +00:00
|
|
|
return 0;
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
#ifdef SSL_SUPPORT
|
2010-01-19 13:53:47 +00:00
|
|
|
}
|
2010-01-22 22:40:41 +00:00
|
|
|
else
|
|
|
|
{
|
2012-10-12 12:24:03 +00:00
|
|
|
ret = net_ssl_send(con, buf, len);
|
2010-01-22 22:40:41 +00:00
|
|
|
}
|
2012-10-02 21:59:11 +00:00
|
|
|
#endif /* SSL_SUPPORT */
|
2010-01-19 13:53:47 +00:00
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
ssize_t net_con_recv(struct net_connection* con, void* buf, size_t len)
|
|
|
|
{
|
2010-01-22 22:40:41 +00:00
|
|
|
int ret;
|
2010-01-19 13:53:47 +00:00
|
|
|
#ifdef SSL_SUPPORT
|
2012-10-12 12:24:03 +00:00
|
|
|
if (!con->ssl)
|
2010-01-19 13:53:47 +00:00
|
|
|
{
|
|
|
|
#endif
|
2010-01-22 22:40:41 +00:00
|
|
|
ret = net_recv(con->sd, buf, len, 0);
|
2010-01-19 13:53:47 +00:00
|
|
|
if (ret == -1)
|
|
|
|
{
|
2012-01-24 23:20:59 +00:00
|
|
|
if (
|
|
|
|
#ifdef WINSOCK
|
|
|
|
net_error() == WSAEWOULDBLOCK
|
|
|
|
#else
|
|
|
|
net_error() == EWOULDBLOCK
|
|
|
|
#endif
|
|
|
|
|| net_error() == EINTR)
|
2010-01-19 13:53:47 +00:00
|
|
|
return 0;
|
|
|
|
return -net_error();
|
|
|
|
}
|
|
|
|
else if (ret == 0)
|
|
|
|
{
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
#ifdef SSL_SUPPORT
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2012-10-12 12:24:03 +00:00
|
|
|
ret = net_ssl_recv(con, buf, len);
|
2010-01-19 13:53:47 +00:00
|
|
|
}
|
2012-10-02 21:59:11 +00:00
|
|
|
#endif /* SSL_SUPPORT */
|
2010-01-22 22:40:41 +00:00
|
|
|
return ret;
|
2010-01-19 13:53:47 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
ssize_t net_con_peek(struct net_connection* con, void* buf, size_t len)
|
|
|
|
{
|
2010-01-20 16:26:23 +00:00
|
|
|
int ret = net_recv(con->sd, buf, len, MSG_PEEK);
|
2010-01-19 13:53:47 +00:00
|
|
|
if (ret == -1)
|
|
|
|
{
|
2012-01-24 23:20:59 +00:00
|
|
|
if (
|
|
|
|
#ifdef WINSOCK
|
|
|
|
net_error() == WSAEWOULDBLOCK
|
|
|
|
#else
|
|
|
|
net_error() == EWOULDBLOCK
|
|
|
|
#endif
|
|
|
|
|| net_error() == EINTR)
|
2010-01-19 13:53:47 +00:00
|
|
|
return 0;
|
|
|
|
return -net_error();
|
|
|
|
}
|
|
|
|
else if (ret == 0)
|
|
|
|
return -1;
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2010-01-20 16:26:23 +00:00
|
|
|
#ifdef SSL_SUPPORT
|
2012-10-02 21:59:11 +00:00
|
|
|
|
2010-01-20 16:26:23 +00:00
|
|
|
int net_con_is_ssl(struct net_connection* con)
|
|
|
|
{
|
2012-10-12 12:24:03 +00:00
|
|
|
return !!con->ssl;
|
2010-01-20 16:26:23 +00:00
|
|
|
}
|
|
|
|
#endif /* SSL_SUPPORT */
|
2009-10-09 18:32:23 +00:00
|
|
|
|
2010-01-20 16:26:23 +00:00
|
|
|
int net_con_get_sd(struct net_connection* con)
|
|
|
|
{
|
|
|
|
return con->sd;
|
|
|
|
}
|
|
|
|
|
|
|
|
void* net_con_get_ptr(struct net_connection* con)
|
|
|
|
{
|
|
|
|
return con->ptr;
|
|
|
|
}
|
|
|
|
|
2010-02-10 20:57:27 +00:00
|
|
|
void net_con_destroy(struct net_connection* con)
|
|
|
|
{
|
2010-08-23 19:40:07 +00:00
|
|
|
#ifdef SSL_SUPPORT
|
2012-10-12 12:24:03 +00:00
|
|
|
if (con->ssl)
|
|
|
|
net_ssl_destroy(con);
|
2010-08-23 19:40:07 +00:00
|
|
|
#endif
|
2010-02-10 20:57:27 +00:00
|
|
|
hub_free(con);
|
|
|
|
}
|
|
|
|
|
2010-01-20 16:26:23 +00:00
|
|
|
void net_con_callback(struct net_connection* con, int events)
|
|
|
|
{
|
2010-01-22 22:40:41 +00:00
|
|
|
if (con->flags & NET_CLEANUP)
|
2010-01-22 17:52:38 +00:00
|
|
|
return;
|
|
|
|
|
|
|
|
if (events == NET_EVENT_TIMEOUT)
|
2010-01-20 16:26:23 +00:00
|
|
|
{
|
2012-09-27 08:45:39 +00:00
|
|
|
LOG_TRACE("net_con_callback(%p, TIMEOUT)", con);
|
2010-01-20 16:26:23 +00:00
|
|
|
con->callback(con, events, con->ptr);
|
2010-01-22 17:52:38 +00:00
|
|
|
return;
|
2010-01-20 16:26:23 +00:00
|
|
|
}
|
2010-01-22 17:52:38 +00:00
|
|
|
|
|
|
|
#ifdef SSL_SUPPORT
|
|
|
|
if (!con->ssl)
|
|
|
|
#endif
|
|
|
|
con->callback(con, events, con->ptr);
|
|
|
|
#ifdef SSL_SUPPORT
|
|
|
|
else
|
2012-10-12 12:24:03 +00:00
|
|
|
net_ssl_callback(con, events);
|
2010-01-22 17:52:38 +00:00
|
|
|
#endif
|
2010-01-20 16:26:23 +00:00
|
|
|
}
|
2009-08-02 19:37:55 +00:00
|
|
|
|