5 #include <sys/socket.h>
14 static bool dragonnet_peer_init_accepted(DragonnetPeer *p, int sock,
15 struct sockaddr_in6 addr, DragonnetListener *l)
17 p->mu = malloc(sizeof *p->mu);
18 pthread_rwlock_init(p->mu, NULL);
19 pthread_rwlock_wrlock(p->mu);
23 p->raddr = dragonnet_addr_parse_sock(addr);
25 if (setsockopt(p->sock, SOL_SOCKET, SO_RCVTIMEO, &dragonnet_timeout,
26 sizeof dragonnet_timeout) < 0) {
31 if (setsockopt(p->sock, SOL_SOCKET, SO_SNDTIMEO, &dragonnet_timeout,
32 sizeof dragonnet_timeout) < 0) {
37 pthread_rwlock_unlock(p->mu);
41 static DragonnetPeer *dragonnet_peer_accept(int sock, struct sockaddr_in6 addr,
44 DragonnetPeer *p = malloc(sizeof *p);
45 if (!dragonnet_peer_init_accepted(p, sock, addr, l)) {
46 dragonnet_peer_delete(p);
57 DragonnetListener *dragonnet_listener_new(char *addr,
58 void (*on_connect)(DragonnetPeer *p))
60 DragonnetListener *l = malloc(sizeof *l);
61 l->mu = malloc(sizeof *l->mu);
62 pthread_rwlock_init(l->mu, NULL);
63 pthread_rwlock_wrlock(l->mu);
65 l->sock = socket(AF_INET6, SOCK_STREAM, 0);
66 l->on_connect = on_connect;
69 if (setsockopt(l->sock, SOL_SOCKET, SO_REUSEADDR, &so_reuseaddr,
70 sizeof so_reuseaddr) < 0) {
72 dragonnet_listener_delete(l);
76 l->laddr = dragonnet_addr_parse_str(addr);
77 struct sockaddr_in6 ai_addr = dragonnet_addr_sock(l->laddr);
79 if (bind(l->sock, (const struct sockaddr *) &ai_addr, sizeof ai_addr) < 0) {
81 dragonnet_listener_delete(l);
85 if (listen(l->sock, 10) < 0) {
87 dragonnet_listener_delete(l);
91 pthread_rwlock_unlock(l->mu);
95 void dragonnet_listener_run(DragonnetListener *l)
97 pthread_rwlock_wrlock(l->mu);
99 assert(l->state == DRAGONNET_LISTENER_CREATED);
102 pthread_rwlock_unlock(l->mu);
104 while (l->state == DRAGONNET_LISTENER_ACTIVE) {
105 struct sockaddr_in6 clt_addr;
106 socklen_t clt_addrlen = sizeof clt_addr;
108 int clt_sock = accept(l->sock, (struct sockaddr *) &clt_addr, &clt_addrlen);
114 DragonnetPeer *p = dragonnet_peer_accept(clt_sock, clt_addr, l);
118 if (l->on_connect != NULL)
123 void dragonnet_listener_close(DragonnetListener *l)
125 pthread_rwlock_wrlock(l->mu);
127 assert(l->state == DRAGONNET_LISTENER_ACTIVE);
132 pthread_rwlock_unlock(l->mu);
135 void dragonnet_listener_delete(DragonnetListener *l)
137 pthread_rwlock_destroy(l->mu);