static int dispd_dbus_enum(sd_bus *bus,
const char *path,
void *userdata,
char ***out,
sd_bus_error *out_error)
{
int r = 0, i = 0;
char **nodes, *node;
struct dispd_sink *sink;
struct dispd_session *session;
struct dispd *dispd = dispd_get();
if(strcmp("/org/freedesktop/miracle/wfd", path)) {
return 0;
}
if(!dispd->n_sinks) {
return 0;
}
nodes = malloc((dispd->n_sinks + dispd->n_sessions + 1) * sizeof(char *));
if(!nodes) {
return log_ENOMEM();
}
dispd_foreach_sink(sink, dispd) {
r = dispd_dbus_get_sink_path(sink, &node);
if(0 > r) {
goto free_nodes;
}
nodes[i ++] = node;
}
int dispd_dbus_new(struct dispd_dbus **out, sd_event *loop, sd_bus *bus)
{
struct dispd_dbus *dispd_dbus = calloc(1, sizeof(struct dispd_dbus));
if(!dispd_dbus) {
return log_ENOMEM();
}
dispd_dbus->bus = sd_bus_ref(bus);
dispd_dbus->loop = sd_event_ref(loop);
*out = dispd_dbus;
return 0;
}
static int manager_new(struct manager **out)
{
struct manager *m;
static const int sigs[] = {
SIGINT, SIGTERM, SIGQUIT, SIGHUP, SIGPIPE, SIGCHLD, 0
};
unsigned int i;
sigset_t mask;
int r;
m = calloc(1, sizeof(*m));
if (!m)
return log_ENOMEM();
shl_htable_init_uint(&m->links);
r = sd_event_default(&m->event);
if (r < 0) {
log_vERR(r);
goto error;
}
r = sd_event_set_watchdog(m->event, true);
if (r < 0) {
log_vERR(r);
goto error;
}
r = sd_bus_default_system(&m->bus);
if (r < 0) {
log_error("cannot connect to system bus: %d", r);
goto error;
}
r = sd_bus_attach_event(m->bus, m->event, 0);
if (r < 0) {
log_vERR(r);
goto error;
}
for (i = 0; sigs[i]; ++i) {
sigemptyset(&mask);
sigaddset(&mask, sigs[i]);
sigprocmask(SIG_BLOCK, &mask, NULL);
r = sd_event_add_signal(m->event,
&m->sigs[i],
sigs[i],
manager_signal_fn,
m);
if (r < 0) {
log_vERR(r);
goto error;
}
/* low-priority to allow others to handle it first */
sd_event_source_set_priority(m->sigs[i], 100);
}
m->udev = udev_new();
if (!m->udev) {
r = log_ENOMEM();
goto error;
}
m->udev_mon = udev_monitor_new_from_netlink(m->udev, "udev");
if (!m->udev_mon) {
r = log_ENOMEM();
goto error;
}
r = udev_monitor_filter_add_match_subsystem_devtype(m->udev_mon,
"net",
"wlan");
if (r < 0) {
log_vERR(r);
goto error;
}
r = udev_monitor_enable_receiving(m->udev_mon);
if (r < 0) {
log_vERR(r);
goto error;
}
r = sd_event_add_io(m->event,
&m->udev_mon_source,
udev_monitor_get_fd(m->udev_mon),
EPOLLHUP | EPOLLERR | EPOLLIN,
manager_udev_fn,
m);
if (r < 0) {
log_vERR(r);
goto error;
}
r = manager_dbus_connect(m);
if (r < 0)
goto error;
if (out)
*out = m;
return 0;
error:
manager_free(m);
return r;
}
