Added a safe connection cleanup procedure for when a connection goes

down while it may be attempted to be used.

src/network/common.h

@@ -1,3 +1,21 @@
+/*
+ * uhub - A tiny ADC p2p connection hub
+ * Copyright (C) 2007-2010, Jan Vidar Krey
+ *
+ * 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/>.
+ *
+ */
 
 #define NET_WANT_READ             NET_EVENT_READ
 #define NET_WANT_WRITE            NET_EVENT_WRITE
@@ -8,10 +26,8 @@
 #define NET_WANT_SSL_CONNECT      0x0080
 #define NET_WANT_SSL_X509_LOOKUP  0x0100
 
-#define NET_PROCESSING_BUSY       0x8000
-#define NET_CLEANUP               0x4000
-#define NET_INITIALIZED           0x2000
-#define NET_TIMER_ENABLED         0x1000
+#define NET_CLEANUP               0x8000
+
 
 #define NET_CON_STRUCT_BASIC \
 	int                  sd;        /** socket descriptor */ \
@@ -24,12 +40,12 @@
 	SSL*                 ssl;       /** SSL handle */ \
 	size_t               write_len; /** Length of last SSL_write(), only used if flags is NET_WANT_SSL_READ. */ \
 
-#ifdef USE_SSL
+#ifdef SSL_SUPPORT
 #define NET_CON_STRUCT_COMMON \
 	NET_CON_STRUCT_BASIC \
 	NET_CON_STRUCT_SSL
 #else
 #define NET_CON_STRUCT_COMMON \
 	NET_CON_STRUCT_BASIC
-#endif
+#endif /* SSL_SUPPORT */