pex.h

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Copyright (C) 2022 Felix Fietkau <nbd@nbd.name>
   4  */
   5 #ifndef __UNETD_PEX_H
   6 #define __UNETD_PEX_H
   7
   8 #include <libubox/uloop.h>
   9
  10 struct network;
  11
  12 struct network_pex_host {
  13         struct list_head list;
  14         uint64_t timeout;
  15         uint64_t last_active;
  16         union network_endpoint endpoint;
  17 };
  18
  19 struct network_pex {
  20         struct uloop_fd fd;
  21         struct list_head hosts;
  22         struct uloop_timeout request_update_timer;
  23 };
  24
  25 enum pex_event {
  26         PEX_EV_HANDSHAKE,
  27         PEX_EV_ENDPOINT_CHANGE,
  28         PEX_EV_QUERY,
  29         PEX_EV_PING,
  30 };
  31
  32 void network_pex_init(struct network *net);
  33 int network_pex_open(struct network *net);
  34 void network_pex_close(struct network *net);
  35 void network_pex_free(struct network *net);
  36
  37 void network_pex_event(struct network *net, struct network_peer *peer,
  38                        enum pex_event ev);
  39 void network_pex_create_host(struct network *net, union network_endpoint *ep,
  40                              unsigned int timeout);
  41
  42 static inline bool network_pex_active(struct network_pex *pex)
  43 {
  44         return pex->fd.fd >= 0;
  45 }
  46
  47 int global_pex_open(const char *unix_path);
  48
  49 #endif