X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fprotocol.h;h=42981ccaa9e4b807104f308d094167ff916721e8;hb=42d2dff33306beae8ddbd9cc991ad80f135950a6;hp=cecc580b8365e7b1ef383a286b862421f685b221;hpb=08aabbf9317806bc50a9a6693ca866c8936ce26b;p=tinc diff --git a/src/protocol.h b/src/protocol.h index cecc580b..42981cca 100644 --- a/src/protocol.h +++ b/src/protocol.h @@ -1,7 +1,10 @@ +#ifndef TINC_PROTOCOL_H +#define TINC_PROTOCOL_H + /* protocol.h -- header for protocol.c Copyright (C) 1999-2005 Ivo Timmermans, - 2000-2006 Guus Sliepen + 2000-2017 Guus Sliepen 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 @@ -13,21 +16,17 @@ 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. - - $Id$ + 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_PROTOCOL_H__ -#define __TINC_PROTOCOL_H__ +#include "ecdsa.h" -/* Protocol version. Different versions are incompatible, - incompatible version have different protocols. - */ +/* Protocol version. Different major versions are incompatible. */ -#define PROT_CURRENT 17 +#define PROT_MAJOR 17 +#define PROT_MINOR 7 /* Should not exceed 255! */ /* Silly Windows */ @@ -38,7 +37,7 @@ /* Request numbers */ typedef enum request_t { - ALL = -1, /* Guardian for allow_request */ + ALL = -1, /* Guardian for allow_request */ ID = 0, METAKEY, CHALLENGE, CHAL_REPLY, ACK, STATUS, ERROR, TERMREQ, PING, PONG, @@ -46,15 +45,25 @@ typedef enum request_t { ADD_EDGE, DEL_EDGE, KEY_CHANGED, REQ_KEY, ANS_KEY, PACKET, - LAST /* Guardian for the highest request number */ + /* Tinc 1.1 requests */ + CONTROL, + REQ_PUBKEY, ANS_PUBKEY, + SPTPS_PACKET, + UDP_INFO, MTU_INFO, + LAST /* Guardian for the highest request number */ } request_t; typedef struct past_request_t { - char *request; + const char *request; time_t firstseen; } past_request_t; extern bool tunnelserver; +extern bool strictsubnets; +extern bool experimental; + +extern int invitation_lifetime; +extern ecdsa_t *invitation_key; /* Maximum size of strings in a request. * scanf terminates %2048s with a NUL character, @@ -71,55 +80,60 @@ extern bool tunnelserver; /* Basic functions */ -extern bool send_request(struct connection_t *, const char *, ...) __attribute__ ((__format__(printf, 2, 3))); -extern void forward_request(struct connection_t *, char *); -extern bool receive_request(struct connection_t *, char *); -extern bool check_id(const char *); +extern bool send_request(struct connection_t *c, const char *format, ...) __attribute__((__format__(printf, 2, 3))); +extern void forward_request(struct connection_t *c, const char *request); +extern bool receive_request(struct connection_t *c, const char *request); extern void init_requests(void); extern void exit_requests(void); -extern bool seen_request(char *); +extern bool seen_request(const char *request); /* Requests */ -extern bool send_id(struct connection_t *); -extern bool send_metakey(struct connection_t *); -extern bool send_challenge(struct connection_t *); -extern bool send_chal_reply(struct connection_t *); -extern bool send_ack(struct connection_t *); -extern bool send_status(struct connection_t *, int, const char *); -extern bool send_error(struct connection_t *, int,const char *); -extern bool send_termreq(struct connection_t *); -extern bool send_ping(struct connection_t *); -extern bool send_pong(struct connection_t *); -extern bool send_add_subnet(struct connection_t *, const struct subnet_t *); -extern bool send_del_subnet(struct connection_t *, const struct subnet_t *); -extern bool send_add_edge(struct connection_t *, const struct edge_t *); -extern bool send_del_edge(struct connection_t *, const struct edge_t *); -extern bool send_key_changed(struct connection_t *, const struct node_t *); -extern bool send_req_key(struct connection_t *, const struct node_t *, const struct node_t *); -extern bool send_ans_key(struct connection_t *, const struct node_t *, const struct node_t *); -extern bool send_tcppacket(struct connection_t *, struct vpn_packet_t *); +extern bool send_id(struct connection_t *c); +extern bool send_metakey(struct connection_t *c); +extern bool send_metakey_ec(struct connection_t *c); +extern bool send_challenge(struct connection_t *c); +extern bool send_chal_reply(struct connection_t *c); +extern bool send_ack(struct connection_t *c); +extern bool send_termreq(struct connection_t *c); +extern bool send_ping(struct connection_t *c); +extern bool send_pong(struct connection_t *c); +extern bool send_add_subnet(struct connection_t *c, const struct subnet_t *subnet); +extern bool send_del_subnet(struct connection_t *c, const struct subnet_t *subnet); +extern bool send_add_edge(struct connection_t *c, const struct edge_t *e); +extern bool send_del_edge(struct connection_t *c, const struct edge_t *e); +extern void send_key_changed(void); +extern bool send_req_key(struct node_t *to); +extern bool send_ans_key(struct node_t *to); +extern bool send_tcppacket(struct connection_t *c, const struct vpn_packet_t *packet); +extern bool send_sptps_tcppacket(struct connection_t *c, const char *packet, int len); +extern bool send_udp_info(struct node_t *from, struct node_t *to); +extern bool send_mtu_info(struct node_t *from, struct node_t *to, int mtu); /* Request handlers */ -extern bool id_h(struct connection_t *, char *); -extern bool metakey_h(struct connection_t *, char *); -extern bool challenge_h(struct connection_t *, char *); -extern bool chal_reply_h(struct connection_t *, char *); -extern bool ack_h(struct connection_t *, char *); -extern bool status_h(struct connection_t *, char *); -extern bool error_h(struct connection_t *, char *); -extern bool termreq_h(struct connection_t *, char *); -extern bool ping_h(struct connection_t *, char *); -extern bool pong_h(struct connection_t *, char *); -extern bool add_subnet_h(struct connection_t *, char *); -extern bool del_subnet_h(struct connection_t *, char *); -extern bool add_edge_h(struct connection_t *, char *); -extern bool del_edge_h(struct connection_t *, char *); -extern bool key_changed_h(struct connection_t *, char *); -extern bool req_key_h(struct connection_t *, char *); -extern bool ans_key_h(struct connection_t *, char *); -extern bool tcppacket_h(struct connection_t *, char *); - -#endif /* __TINC_PROTOCOL_H__ */ +extern bool id_h(struct connection_t *c, const char *request); +extern bool metakey_h(struct connection_t *c, const char *request); +extern bool challenge_h(struct connection_t *c, const char *request); +extern bool chal_reply_h(struct connection_t *c, const char *request); +extern bool ack_h(struct connection_t *c, const char *request); +extern bool status_h(struct connection_t *c, const char *request); +extern bool error_h(struct connection_t *c, const char *request); +extern bool termreq_h(struct connection_t *c, const char *request); +extern bool ping_h(struct connection_t *c, const char *request); +extern bool pong_h(struct connection_t *c, const char *request); +extern bool add_subnet_h(struct connection_t *c, const char *request); +extern bool del_subnet_h(struct connection_t *c, const char *request); +extern bool add_edge_h(struct connection_t *c, const char *request); +extern bool del_edge_h(struct connection_t *c, const char *request); +extern bool key_changed_h(struct connection_t *c, const char *request); +extern bool req_key_h(struct connection_t *c, const char *request); +extern bool ans_key_h(struct connection_t *c, const char *request); +extern bool tcppacket_h(struct connection_t *c, const char *request); +extern bool sptps_tcppacket_h(struct connection_t *c, const char *request); +extern bool control_h(struct connection_t *c, const char *request); +extern bool udp_info_h(struct connection_t *c, const char *request); +extern bool mtu_info_h(struct connection_t *c, const char *request); + +#endif