X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=src%2Fprotocol.h;h=fb1e10960cc25539971a4250f8c9f358a1e87556;hb=7870cb4a1882fb0e3fd4e90784f81327fc0cab08;hp=e611f6eda0100d589cc9c187be14249014f4cee3;hpb=ab7c61b06f6c6e991225f2fcc32d02b8e1084aee;p=meshlink diff --git a/src/protocol.h b/src/protocol.h index e611f6ed..fb1e1096 100644 --- a/src/protocol.h +++ b/src/protocol.h @@ -1,7 +1,9 @@ +#ifndef MESHLINK_PROTOCOL_H +#define MESHLINK_PROTOCOL_H + /* protocol.h -- header for protocol.c - Copyright (C) 1999-2005 Ivo Timmermans, - 2000-2009 Guus Sliepen + Copyright (C) 2014, 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 @@ -18,14 +20,12 @@ 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 3 /* Should not exceed 255! */ /* Silly Windows */ @@ -36,7 +36,7 @@ /* 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, @@ -44,16 +44,24 @@ typedef enum request_t { ADD_EDGE, DEL_EDGE, KEY_CHANGED, REQ_KEY, ANS_KEY, PACKET, - LAST /* Guardian for the highest request number */ + /* Extended requests */ + CONTROL, + REQ_PUBKEY, ANS_PUBKEY, + REQ_SPTPS, + REQ_CANONICAL, + NUM_REQUESTS } request_t; +typedef enum request_error_t { + NONE = 0, + BLACKLISTED = 1, +} request_error_t; + typedef struct past_request_t { - char *request; + const char *request; time_t firstseen; } past_request_t; -extern bool tunnelserver; - /* Maximum size of strings in a request. * scanf terminates %2048s with a NUL character, * but the NUL character can be written after the 2048th non-NUL character. @@ -65,60 +73,44 @@ extern bool tunnelserver; #include "edge.h" #include "net.h" #include "node.h" -#include "subnet.h" /* Basic functions */ -extern bool send_request(struct connection_t *, const char *, ...) __attribute__ ((__format__(printf, 2, 3))); -extern void forward_request(struct connection_t *); -extern bool receive_request(struct connection_t *); -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(void); -extern void exit_requests(void); -extern bool seen_request(char *); -extern void age_past_requests(void); +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 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(); -extern bool send_req_key(struct node_t *); -extern bool send_ans_key(struct node_t *); -extern bool send_tcppacket(struct connection_t *, 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 *); +bool send_canonical_address(struct meshlink_handle *mesh, struct node_t *); /* Request handlers */ -extern bool id_h(struct connection_t *); -extern bool metakey_h(struct connection_t *); -extern bool challenge_h(struct connection_t *); -extern bool chal_reply_h(struct connection_t *); -extern bool ack_h(struct connection_t *); -extern bool status_h(struct connection_t *); -extern bool error_h(struct connection_t *); -extern bool termreq_h(struct connection_t *); -extern bool ping_h(struct connection_t *); -extern bool pong_h(struct connection_t *); -extern bool add_subnet_h(struct connection_t *); -extern bool del_subnet_h(struct connection_t *); -extern bool add_edge_h(struct connection_t *); -extern bool del_edge_h(struct connection_t *); -extern bool key_changed_h(struct connection_t *); -extern bool req_key_h(struct connection_t *); -extern bool ans_key_h(struct connection_t *); -extern bool tcppacket_h(struct connection_t *); - -#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