+#ifndef MESHLINK_PROTOCOL_H
+#define MESHLINK_PROTOCOL_H
+
/*
protocol.h -- header for protocol.c
- Copyright (C) 2014 Guus Sliepen <guus@meshlink.io>
+ Copyright (C) 2014, 2017 Guus Sliepen <guus@meshlink.io>
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
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#ifndef __TINC_PROTOCOL_H__
-#define __TINC_PROTOCOL_H__
-
#include "ecdsa.h"
/* Protocol version. Different major versions are incompatible. */
LAST /* Guardian for the highest request number */
} request_t;
+typedef enum request_error_t {
+ NONE = 0,
+ BLACKLISTED = 1,
+} request_error_t;
+
typedef struct past_request_t {
const char *request;
time_t firstseen;
/* Basic functions */
-extern bool send_request(struct meshlink_handle *mesh, struct connection_t *, const char *, ...) __attribute__ ((__format__(printf, 3, 4)));
-extern void forward_request(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool receive_request(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool check_id(const char *);
+bool send_request(struct meshlink_handle *mesh, struct connection_t *, const struct submesh_t *s, const char *, ...) __attribute__((__format__(printf, 4, 5)));
+void forward_request(struct meshlink_handle *mesh, struct connection_t *, const struct submesh_t *, const char *);
+bool receive_request(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool check_id(const char *);
-extern void init_requests(struct meshlink_handle *mesh);
-extern void exit_requests(struct meshlink_handle *mesh);
-extern bool seen_request(struct meshlink_handle *mesh, const char *);
+void init_requests(struct meshlink_handle *mesh);
+void exit_requests(struct meshlink_handle *mesh);
+bool seen_request(struct meshlink_handle *mesh, const char *);
/* Requests */
-extern bool send_id(struct meshlink_handle *mesh, struct connection_t *);
-extern bool send_ack(struct meshlink_handle *mesh, struct connection_t *);
-extern bool send_status(struct meshlink_handle *mesh, struct connection_t *, int, const char *);
-extern bool send_error(struct meshlink_handle *mesh, struct connection_t *, int, const char *);
-extern bool send_termreq(struct meshlink_handle *mesh, struct connection_t *);
-extern bool send_ping(struct meshlink_handle *mesh, struct connection_t *);
-extern bool send_pong(struct meshlink_handle *mesh, struct connection_t *);
-extern bool send_add_edge(struct meshlink_handle *mesh, struct connection_t *, const struct edge_t *);
-extern bool send_del_edge(struct meshlink_handle *mesh, struct connection_t *, const struct edge_t *);
-extern void send_key_changed(struct meshlink_handle *mesh);
-extern bool send_req_key(struct meshlink_handle *mesh, struct node_t *);
-extern bool send_ans_key(struct meshlink_handle *mesh, struct node_t *);
-extern bool send_tcppacket(struct meshlink_handle *mesh, struct connection_t *, const struct vpn_packet_t *);
+bool send_id(struct meshlink_handle *mesh, struct connection_t *);
+bool send_ack(struct meshlink_handle *mesh, struct connection_t *);
+bool send_error(struct meshlink_handle *mesh, struct connection_t *, request_error_t, const char *);
+bool send_ping(struct meshlink_handle *mesh, struct connection_t *);
+bool send_pong(struct meshlink_handle *mesh, struct connection_t *);
+bool send_add_edge(struct meshlink_handle *mesh, struct connection_t *, const struct edge_t *, int contradictions);
+bool send_del_edge(struct meshlink_handle *mesh, struct connection_t *, const struct edge_t *, int contradictions);
+bool send_req_key(struct meshlink_handle *mesh, struct node_t *);
/* Request handlers */
-extern bool id_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool ack_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool status_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool error_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool termreq_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool ping_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool pong_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool add_edge_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool del_edge_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool key_changed_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool req_key_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool ans_key_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-extern bool tcppacket_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
-
-#endif /* __TINC_PROTOCOL_H__ */
+bool id_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool ack_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool status_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool error_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool termreq_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool ping_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool pong_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool add_edge_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool del_edge_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool key_changed_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool req_key_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool ans_key_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+bool tcppacket_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+
+#endif