X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fconnection.h;h=877601fe3ad7b426405de9fed225efb7e22fd56f;hp=29bace11b31accaefa17667545ffe70e175170cc;hb=17a33dfd95b1a29e90db76414eb9622df9632320;hpb=d798b8b3d832f8c69769e08cfd64a4d8355faf0e

diff --git a/src/connection.h b/src/connection.h
index 29bace11..877601fe 100644
--- a/src/connection.h
+++ b/src/connection.h
@@ -1,7 +1,7 @@
 /*
     connection.h -- header for connection.c
-    Copyright (C) 2000-2003 Guus Sliepen <guus@sliepen.eu.org>,
-                  2000-2003 Ivo Timmermans <ivo@o2w.nl>
+    Copyright (C) 2000-2012 Guus Sliepen <guus@tinc-vpn.org>,
+                  2000-2005 Ivo Timmermans
 
     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
@@ -13,11 +13,9 @@
     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, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-    $Id: connection.h,v 1.1.2.36 2003/07/30 21:52:41 guus Exp $
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
 #ifndef __TINC_CONNECTION_H__
@@ -30,22 +28,23 @@
 
 #define OPTION_INDIRECT		0x0001
 #define OPTION_TCPONLY		0x0002
+#define OPTION_PMTU_DISCOVERY	0x0004
+#define OPTION_CLAMP_MSS	0x0008
 
 typedef struct connection_status_t {
-	int pinged:1;				/* sent ping */
-	int active:1;				/* 1 if active.. */
-	int connecting:1;			/* 1 if we are waiting for a non-blocking connect() to finish */
-	int termreq:1;				/* the termination of this connection was requested */
-	int remove:1;				/* Set to 1 if you want this connection removed */
-	int timeout:1;				/* 1 if gotten timeout */
-	int encryptout:1;			/* 1 if we can encrypt outgoing traffic */
-	int decryptin:1;			/* 1 if we have to decrypt incoming traffic */
-	int mst:1;					/* 1 if this connection is part of a minimum spanning tree */
-	int unused:18;
+	unsigned int pinged:1;				/* sent ping */
+	unsigned int active:1;				/* 1 if active.. */
+	unsigned int connecting:1;			/* 1 if we are waiting for a non-blocking connect() to finish */
+	unsigned int unused_termreq:1;			/* the termination of this connection was requested */
+	unsigned int remove:1;				/* Set to 1 if you want this connection removed */
+	unsigned int timeout:1;				/* 1 if gotten timeout */
+	unsigned int encryptout:1;			/* 1 if we can encrypt outgoing traffic */
+	unsigned int decryptin:1;			/* 1 if we have to decrypt incoming traffic */
+	unsigned int mst:1;				/* 1 if this connection is part of a minimum spanning tree */
+	unsigned int unused:23;
 } connection_status_t;
 
 #include "edge.h"
-#include "list.h"
 #include "net.h"
 #include "node.h"
 
@@ -57,8 +56,8 @@ typedef struct connection_t {
 	int protocol_version;		/* used protocol */
 
 	int socket;					/* socket used for this connection */
-	long int options;			/* options for this connection */
-	struct connection_status_t status;	/* status info */
+	uint32_t options;			/* options for this connection */
+	connection_status_t status;	/* status info */
 	int estimated_weight;		/* estimation for the weight of the edge for this connection */
 	struct timeval start;		/* time this connection was started, used for above estimation */
 	struct outgoing_t *outgoing;	/* used to keep track of outgoing connections */
@@ -90,21 +89,27 @@ typedef struct connection_t {
 	int tcplen;					/* length of incoming TCPpacket */
 	int allow_request;			/* defined if there's only one request possible */
 
-	time_t last_ping_time;		/* last time we saw some activity from the other end */
+	char *outbuf;				/* metadata output buffer */
+	int outbufstart;			/* index of first meaningful byte in output buffer */
+	int outbuflen;				/* number of meaningful bytes in output buffer */
+	int outbufsize;				/* number of bytes allocated to output buffer */
+
+	time_t last_ping_time;		/* last time we saw some activity from the other end or pinged them */
+	time_t last_flushed_time;	/* last time buffer was empty. Only meaningful if outbuflen > 0 */
 
 	avl_tree_t *config_tree;	/* Pointer to configuration tree belonging to him */
 } connection_t;
 
 extern avl_tree_t *connection_tree;
-extern connection_t *broadcast;
+extern connection_t *everyone;
 
 extern void init_connections(void);
 extern void exit_connections(void);
 extern connection_t *new_connection(void) __attribute__ ((__malloc__));
 extern void free_connection(connection_t *);
+extern void free_connection_partially(connection_t *);
 extern void connection_add(connection_t *);
 extern void connection_del(connection_t *);
 extern void dump_connections(void);
-extern bool read_connection_config(connection_t *);
 
 #endif							/* __TINC_CONNECTION_H__ */