5 #include <sys/socket.h>
14 static bool dragonnet_peer_init_accepted(DragonnetPeer *p, int sock,
15 struct sockaddr_in6 addr, DragonnetListener *l)
17 pthread_rwlock_init(&p->mu, NULL);
18 pthread_rwlock_wrlock(&p->mu);
22 p->raddr = dragonnet_addr_parse_sock(addr);
24 if (setsockopt(p->sock, SOL_SOCKET, SO_RCVTIMEO, &dragonnet_timeout,
25 sizeof dragonnet_timeout) < 0) {
30 if (setsockopt(p->sock, SOL_SOCKET, SO_SNDTIMEO, &dragonnet_timeout,
31 sizeof dragonnet_timeout) < 0) {
36 pthread_rwlock_unlock(&p->mu);
40 static DragonnetPeer *dragonnet_peer_accept(int sock, struct sockaddr_in6 addr,
43 DragonnetPeer *p = malloc(sizeof *p);
44 if (!dragonnet_peer_init_accepted(p, sock, addr, l)) {
45 dragonnet_peer_delete(p);
56 DragonnetListener *dragonnet_listener_new(char *addr,
57 void (*on_connect)(DragonnetPeer *p))
59 DragonnetListener *l = malloc(sizeof *l);
60 pthread_rwlock_init(&l->mu, NULL);
61 pthread_rwlock_wrlock(&l->mu);
63 l->sock = socket(AF_INET6, SOCK_STREAM, 0);
64 l->on_connect = on_connect;
67 if (setsockopt(l->sock, SOL_SOCKET, SO_REUSEADDR, &so_reuseaddr,
68 sizeof so_reuseaddr) < 0) {
70 dragonnet_listener_delete(l);
74 l->laddr = dragonnet_addr_parse_str(addr);
75 struct sockaddr_in6 ai_addr = dragonnet_addr_sock(l->laddr);
77 if (bind(l->sock, (const struct sockaddr *) &ai_addr, sizeof ai_addr) < 0) {
79 dragonnet_listener_delete(l);
83 if (listen(l->sock, 10) < 0) {
85 dragonnet_listener_delete(l);
89 pthread_rwlock_unlock(&l->mu);
93 void dragonnet_listener_run(DragonnetListener *l)
95 pthread_rwlock_wrlock(&l->mu);
97 assert(l->state == DRAGONNET_LISTENER_CREATED);
100 pthread_rwlock_unlock(&l->mu);
102 while (l->state == DRAGONNET_LISTENER_ACTIVE) {
103 struct sockaddr_in6 clt_addr;
104 socklen_t clt_addrlen = sizeof clt_addr;
106 int clt_sock = accept(l->sock, (struct sockaddr *) &clt_addr, &clt_addrlen);
112 DragonnetPeer *p = dragonnet_peer_accept(clt_sock, clt_addr, l);
116 if (l->on_connect != NULL)
121 void dragonnet_listener_close(DragonnetListener *l)
123 pthread_rwlock_wrlock(&l->mu);
125 assert(l->state == DRAGONNET_LISTENER_ACTIVE);
130 pthread_rwlock_unlock(&l->mu);
133 void dragonnet_listener_delete(DragonnetListener *l)
135 pthread_rwlock_destroy(&l->mu);