17 #include "peer.h"
35  * @peer: peer whose socket reference counter should be decreased
36  * @sock: the RCU protected peer socket
43 static bool ovpn_socket_put(struct ovpn_peer *peer, struct ovpn_socket *sock)  in ovpn_socket_put()  argument
50  * @peer: peer whose socket should be released
52  * This function should be invoked when the peer is being removed
59  * the refcounter for the peer it is linked to, thus allowing the peer
62  * This function is expected to be invoked exactly once per peer
66 void ovpn_socket_release(struct ovpn_peer *peer)  in ovpn_socket_release()  argument
73 	sock = rcu_replace_pointer(peer->sock, NULL, true);  in ovpn_socket_release()
86 	released = ovpn_socket_put(peer, sock);  in ovpn_socket_release()
99 			ovpn_peer_put(sock->peer);  in ovpn_socket_release()
117 			      struct ovpn_peer *peer)  in ovpn_socket_attach()  argument
120 		return ovpn_udp_socket_attach(ovpn_sock, sock, peer->ovpn);  in ovpn_socket_attach()
122 		return ovpn_tcp_socket_attach(ovpn_sock, peer);  in ovpn_socket_attach()
130  * @peer: the peer reachable via this socket
134 struct ovpn_socket *ovpn_socket_new(struct socket *sock, struct ovpn_peer *peer)  in ovpn_socket_new()  argument
142 	/* a TCP socket can only be owned by a single peer, therefore there  in ovpn_socket_new()
166 			if (ovpn_sock->ovpn != peer->ovpn) {  in ovpn_socket_new()
203 	/* TCP sockets are per-peer, therefore they are linked to their unique  in ovpn_socket_new()
204 	 * peer  in ovpn_socket_new()
208 		ovpn_sock->peer = peer;  in ovpn_socket_new()
209 		ovpn_peer_hold(peer);  in ovpn_socket_new()
214 		ovpn_sock->ovpn = peer->ovpn;  in ovpn_socket_new()
215 		netdev_hold(peer->ovpn->dev, &ovpn_sock->dev_tracker,  in ovpn_socket_new()
229 	ret = ovpn_socket_attach(ovpn_sock, sock, peer);  in ovpn_socket_new()
232 			ovpn_peer_put(peer);  in ovpn_socket_new()
234 			netdev_put(peer->ovpn->dev, &ovpn_sock->dev_tracker);  in ovpn_socket_new()