| … | |
… | |
| 192 | u32 oseqno; |
192 | u32 oseqno; |
| 193 | sliding_window iseqno; |
193 | sliding_window iseqno; |
| 194 | |
194 | |
| 195 | u8 protocol; |
195 | u8 protocol; |
| 196 | u8 features; |
196 | u8 features; |
| 197 | bool is_direct; // current connection (si) is direct? |
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| 198 | |
197 | |
| 199 | pkt_queue data_queue, vpn_queue; |
198 | pkt_queue data_queue, vpn_queue; |
| 200 | |
199 | |
| 201 | crypto_ctx *octx, *ictx; |
200 | crypto_ctx *octx, *ictx; |
| 202 | iv_gen oiv; // generator for random byte prefix |
201 | iv_gen oiv; // generator for random byte prefix |
| 203 | |
202 | |
| 204 | void generate_auth_data (); |
203 | void generate_auth_data (); |
| 205 | |
204 | |
| 206 | ev_tstamp auth_expire; // when the snd_* and *_ecdh values expire |
205 | ev_tstamp auth_expire; // when the snd_* and *_ecdh values expire |
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206 | ev_tstamp hmac_error; // time of first hmac error in a series |
| 207 | |
207 | |
| 208 | // send auth data - used for octx |
208 | // send auth data - used for octx |
| 209 | auth_data snd_auth; |
209 | auth_data snd_auth; |
| 210 | ecdh_key snd_ecdh_a; // the secret ecdh key we used for our request |
210 | ecdh_key snd_ecdh_a; // the secret ecdh key we used for our request |
| 211 | ecdh_key snd_ecdh_b; // the public ecdh key we received in the response |
211 | ecdh_key snd_ecdh_b; // the public ecdh key we received in the response |
| … | |
… | |
| 227 | void reset_si (); |
227 | void reset_si (); |
| 228 | const sockinfo &forward_si (const sockinfo &si) const; |
228 | const sockinfo &forward_si (const sockinfo &si) const; |
| 229 | |
229 | |
| 230 | void shutdown (); |
230 | void shutdown (); |
| 231 | void connection_established (const sockinfo &rsi); |
231 | void connection_established (const sockinfo &rsi); |
| 232 | void reset_connection (); |
232 | void reset_connection (const char *reason); |
| 233 | |
233 | |
| 234 | void establish_connection_cb (ev::timer &w, int revents); ev::timer establish_connection; |
234 | void establish_connection_cb (ev::timer &w, int revents); ev::timer establish_connection; |
| 235 | void rekey_cb (ev::timer &w, int revents); ev::timer rekey; // next rekying (actually current reset + reestablishing) |
235 | void rekey_cb (ev::timer &w, int revents); ev::timer rekey; // next rekeying (actually current reset + reestablishing) |
| 236 | void keepalive_cb (ev::timer &w, int revents); ev::timer keepalive; // next keepalive probe |
236 | void keepalive_cb (ev::timer &w, int revents); ev::timer keepalive; // next keepalive probe |
| 237 | |
237 | |
| 238 | void send_connect_request (int id); |
238 | void send_connect_request (int id); |
| 239 | void send_auth_request (const sockinfo &si, bool initiate); |
239 | void send_auth_request (const sockinfo &si, bool initiate); |
| 240 | void send_auth_response (const sockinfo &si); |
240 | void send_auth_response (const sockinfo &si); |
