/*
protocol.h -- header for protocol.c
- Copyright (C) 1999-2001 Ivo Timmermans <itimmermans@bigfoot.com>,
- 2000,2001 Guus Sliepen <guus@sliepen.warande.net>
+ Copyright (C) 1999-2001 Ivo Timmermans <ivo@o2w.nl>,
+ 2000,2001 Guus Sliepen <guus@sliepen.eu.org>
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
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: protocol.h,v 1.5.4.26 2002/02/11 15:59:18 guus Exp $
+ $Id: protocol.h,v 1.5.4.35 2002/09/09 21:24:42 guus Exp $
*/
#ifndef __TINC_PROTOCOL_H__
#include "net.h"
#include "node.h"
+#include "edge.h"
#include "subnet.h"
/* Protocol version. Different versions are incompatible,
incompatible version have different protocols.
*/
-#define PROT_CURRENT 13
+#define PROT_CURRENT 17
/* Request numbers */
enum {
- ALL = -1, /* Guardian for allow_request */
- ID = 0, METAKEY, CHALLENGE, CHAL_REPLY, ACK,
- STATUS, ERROR, TERMREQ,
- PING, PONG,
-// ADD_NODE, DEL_NODE,
- ADD_SUBNET, DEL_SUBNET,
- ADD_EDGE, DEL_EDGE,
- KEY_CHANGED, REQ_KEY, ANS_KEY,
- PACKET,
- LAST /* Guardian for the highest request number */
+ ALL = -1, /* Guardian for allow_request */
+ ID = 0, METAKEY, CHALLENGE, CHAL_REPLY, ACK,
+ STATUS, ERROR, TERMREQ,
+ PING, PONG,
+ ADD_SUBNET, DEL_SUBNET,
+ ADD_EDGE, DEL_EDGE,
+ KEY_CHANGED, REQ_KEY, ANS_KEY,
+ PACKET,
+ LAST /* Guardian for the highest request number */
};
+typedef struct past_request_t {
+ char *request;
+ time_t firstseen;
+} past_request_t;
+
/* Maximum size of strings in a request */
-#define MAX_STRING_SIZE 1024
-#define MAX_STRING "%1024s"
+#define MAX_STRING_SIZE 2048
+#define MAX_STRING "%2048s"
/* Basic functions */
-extern int send_request(connection_t*, const char*, ...);
+extern int send_request(connection_t *, const char *, ...);
+extern int forward_request(connection_t *);
extern int receive_request(connection_t *);
extern int check_id(char *);
+extern void init_requests(void);
+extern void exit_requests(void);
+extern int seen_request(char *);
+extern void age_past_requests(void);
+
/* Requests */
extern int send_id(connection_t *);
extern int send_termreq(connection_t *);
extern int send_ping(connection_t *);
extern int send_pong(connection_t *);
-// extern int send_add_node(connection_t *, node_t *);
-// extern int send_del_node(connection_t *, node_t *);
extern int send_add_subnet(connection_t *, subnet_t *);
extern int send_del_subnet(connection_t *, subnet_t *);
extern int send_add_edge(connection_t *, edge_t *);
/* Request handlers */
-extern int (*request_handlers[])(connection_t *);
+extern int (*request_handlers[]) (connection_t *);
extern int id_h(connection_t *);
extern int metakey_h(connection_t *);
extern int termreq_h(connection_t *);
extern int ping_h(connection_t *);
extern int pong_h(connection_t *);
-// extern int add_node_h(connection_t *);
-// extern int del_node_h(connection_t *);
extern int add_subnet_h(connection_t *);
extern int del_subnet_h(connection_t *);
extern int add_edge_h(connection_t *);
extern int ans_key_h(connection_t *);
extern int tcppacket_h(connection_t *);
-#endif /* __TINC_PROTOCOL_H__ */
+#endif /* __TINC_PROTOCOL_H__ */