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29 | |
29 | |
30 | #define DEFAULT_REKEY 3600 |
30 | #define DEFAULT_REKEY 3600 |
31 | #define DEFAULT_KEEPALIVE 60 // one keepalive/minute (it's just 8 bytes...) |
31 | #define DEFAULT_KEEPALIVE 60 // one keepalive/minute (it's just 8 bytes...) |
32 | #define DEFAULT_UDPPORT 655 // same as tinc, conflicts would be rare |
32 | #define DEFAULT_UDPPORT 655 // same as tinc, conflicts would be rare |
33 | #define DEFAULT_MTU 1500 // let's ether-net |
33 | #define DEFAULT_MTU 1500 // let's ether-net |
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34 | #define DEFAULT_MAX_RETRY 28800 // retry at least this often |
34 | |
35 | |
35 | enum { |
36 | enum { |
36 | PROT_UDPv4 = 0x01, // udp over ipv4 |
37 | PROT_UDPv4 = 0x01, // udp over ipv4 |
37 | PROT_IPv4 = 0x02, // generic ip protocol |
38 | PROT_IPv4 = 0x02, // generic ip protocol |
38 | PROT_TCPv4 = 0x04, // tcp over ipv4 |
39 | PROT_TCPv4 = 0x04, // tcp over ipv4 (server) |
39 | PROT_ICMPv4 = 0x08, // icmp over ipv4 |
40 | PROT_ICMPv4 = 0x08, // icmp over ipv4 |
40 | PROT_DNSv4 = 0x10, // dns tunnel over ipv4 |
41 | PROT_DNSv4 = 0x10, // dns tunnel ipv4 (server) |
41 | }; |
42 | }; |
42 | |
43 | |
43 | // select the "best" protocol of the available ones |
44 | // select the "best" protocol of the available ones |
44 | u8 best_protocol (u8 protset); |
45 | u8 best_protocol (u8 protset); |
45 | const char *strprotocol (u8 protocol); |
46 | const char *strprotocol (u8 protocol); |
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47 | struct conf_node { |
48 | struct conf_node { |
48 | int id; // the id of this node, a 12-bit-number |
49 | int id; // the id of this node, a 12-bit-number |
49 | |
50 | |
50 | RSA *rsa_key; // his public key |
51 | RSA *rsa_key; // his public key |
51 | char *nodename; // nodename, an internal nickname. |
52 | char *nodename; // nodename, an internal nickname. |
52 | |
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53 | char *hostname; // hostname, if known, or NULL. |
53 | char *hostname; // hostname, if known, or NULL. |
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54 | #if ENABLE_DNS |
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55 | char *domain; // dns tunnel domain |
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56 | #endif |
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57 | char *dns_hostname; |
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58 | u16 dns_port; |
54 | |
59 | |
55 | u8 protocols; // protocols this host can send & receive |
60 | u8 protocols; // protocols this host can send & receive |
56 | u16 udp_port, tcp_port, dns_port; // the port to bind to |
61 | u16 udp_port, tcp_port; // the port to bind to |
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62 | int max_retry; |
57 | |
63 | |
58 | enum connectmode { C_ONDEMAND, C_NEVER, C_ALWAYS, C_DISABLED } connectmode; |
64 | enum connectmode { C_ONDEMAND, C_NEVER, C_ALWAYS, C_DISABLED } connectmode; |
59 | bool compress; |
65 | bool compress; |
60 | bool inherit_tos; // inherit TOS in packets send to this destination |
66 | bool inherit_tos; // inherit TOS in packets send to this destination |
61 | |
67 | |
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93 | char *proxy_auth; // login:password |
99 | char *proxy_auth; // login:password |
94 | char *proxy_host; // the proxy hostname, e.g. proxy1.example.net |
100 | char *proxy_host; // the proxy hostname, e.g. proxy1.example.net |
95 | u16 proxy_port; // the proxy port, e.g. 3128 |
101 | u16 proxy_port; // the proxy port, e.g. 3128 |
96 | #endif |
102 | #endif |
97 | |
103 | |
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104 | #if ENABLE_DNS |
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105 | char *dns_forw_host; |
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106 | u16 dns_forw_port; |
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107 | #endif |
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108 | |
98 | void init (); |
109 | void init (); |
99 | void cleanup (); |
110 | void cleanup (); |
100 | void read_config (bool need_keys); |
111 | void read_config (bool need_keys); |
101 | void clear_config (); |
112 | void clear_config (); |
102 | |
113 | |