static int friend_new_connection(Friend_Connections *fr_c, int friendcon_id)
{
Friend_Conn *const friend_con = get_conn(fr_c, friendcon_id);
if (!friend_con) {
return -1;
}
if (friend_con->crypt_connection_id != -1) {
return -1;
}
/* If dht_temp_pk does not contains a pk. */
if (!friend_con->dht_lock) {
return -1;
}
const int id = new_crypto_connection(fr_c->net_crypto, friend_con->real_public_key, friend_con->dht_temp_pk);
if (id == -1) {
return -1;
}
friend_con->crypt_connection_id = id;
connection_status_handler(fr_c->net_crypto, id, &handle_status, fr_c, friendcon_id);
connection_data_handler(fr_c->net_crypto, id, &handle_packet, fr_c, friendcon_id);
connection_lossy_data_handler(fr_c->net_crypto, id, &handle_lossy_packet, fr_c, friendcon_id);
nc_dht_pk_callback(fr_c->net_crypto, id, &dht_pk_callback, fr_c, friendcon_id);
return 0;
}
static int handle_new_connections(void *object, New_Connection *n_c)
{
Friend_Connections *fr_c = object;
int friendcon_id = getfriend_conn_id_pk(fr_c, n_c->public_key);
Friend_Conn *friend_con = get_conn(fr_c, friendcon_id);
if (friend_con) {
if (friend_con->crypt_connection_id != -1)
return -1;
int id = accept_crypto_connection(fr_c->net_crypto, n_c);
connection_status_handler(fr_c->net_crypto, id, &handle_status, fr_c, friendcon_id);
connection_data_handler(fr_c->net_crypto, id, &handle_packet, fr_c, friendcon_id);
connection_lossy_data_handler(fr_c->net_crypto, id, &handle_lossy_packet, fr_c, friendcon_id);
friend_con->crypt_connection_id = id;
if (n_c->source.ip.family != AF_INET && n_c->source.ip.family != AF_INET6) {
set_direct_ip_port(fr_c->net_crypto, friend_con->crypt_connection_id, friend_con->dht_ip_port);
} else {
friend_con->dht_ip_port = n_c->source;
friend_con->dht_ip_port_lastrecv = unix_time();
}
dht_pk_callback(fr_c, friendcon_id, n_c->dht_public_key);
nc_dht_pk_callback(fr_c->net_crypto, id, &dht_pk_callback, fr_c, friendcon_id);
return 0;
}
return -1;
}
static int handle_new_connections(void *object, New_Connection *n_c)
{
Friend_Connections *const fr_c = (Friend_Connections *)object;
const int friendcon_id = getfriend_conn_id_pk(fr_c, n_c->public_key);
Friend_Conn *const friend_con = get_conn(fr_c, friendcon_id);
if (!friend_con) {
return -1;
}
if (friend_con->crypt_connection_id != -1) {
return -1;
}
const int id = accept_crypto_connection(fr_c->net_crypto, n_c);
if (id == -1) {
return -1;
}
connection_status_handler(fr_c->net_crypto, id, &handle_status, fr_c, friendcon_id);
connection_data_handler(fr_c->net_crypto, id, &handle_packet, fr_c, friendcon_id);
connection_lossy_data_handler(fr_c->net_crypto, id, &handle_lossy_packet, fr_c, friendcon_id);
friend_con->crypt_connection_id = id;
if (!net_family_is_ipv4(n_c->source.ip.family) && !net_family_is_ipv6(n_c->source.ip.family)) {
set_direct_ip_port(fr_c->net_crypto, friend_con->crypt_connection_id, friend_con->dht_ip_port, 0);
} else {
friend_con->dht_ip_port = n_c->source;
friend_con->dht_ip_port_lastrecv = mono_time_get(fr_c->mono_time);
}
if (public_key_cmp(friend_con->dht_temp_pk, n_c->dht_public_key) != 0) {
change_dht_pk(fr_c, friendcon_id, n_c->dht_public_key);
}
nc_dht_pk_callback(fr_c->net_crypto, id, &dht_pk_callback, fr_c, friendcon_id);
return 0;
}
static int friend_new_connection(Friend_Connections *fr_c, int friendcon_id)
{
Friend_Conn *friend_con = get_conn(fr_c, friendcon_id);
if (!friend_con)
return -1;
if (friend_con->crypt_connection_id != -1) {
return -1;
}
int id = new_crypto_connection(fr_c->net_crypto, friend_con->real_public_key);
if (id == -1)
return -1;
friend_con->crypt_connection_id = id;
connection_status_handler(fr_c->net_crypto, id, &handle_status, fr_c, friendcon_id);
connection_data_handler(fr_c->net_crypto, id, &handle_packet, fr_c, friendcon_id);
connection_lossy_data_handler(fr_c->net_crypto, id, &handle_lossy_packet, fr_c, friendcon_id);
nc_dht_pk_callback(fr_c->net_crypto, id, &dht_pk_callback, fr_c, friendcon_id);
return 0;
}