void ofxAvahiCoreBrowser::browse_cb(
AvahiSServiceBrowser *b,
AvahiIfIndex interface,
AvahiProtocol protocol,
AvahiBrowserEvent event,
const char *name,
const char *type,
const char *domain,
AvahiLookupResultFlags flags,
ofxAvahiCoreBrowser* browser) {
AvahiServer *s = browser->server;
assert(b);
/* Called whenever a new services becomes available on the LAN or is removed from the LAN */
switch (event) {
case AVAHI_BROWSER_FAILURE:
ofLogError(LOG_NAME) << "(Browser)" << avahi_strerror(avahi_server_errno(browser->server));
browser->close();
return;
case AVAHI_BROWSER_NEW:
ofLogNotice(LOG_NAME) << "(Browser) NEW: service '"<< name << "' of type '" << type<<"' in domain '"<<domain<<"'";
/* We ignore the returned resolver object. In the callback
function we free it. If the server is terminated before
the callback function is called the server will free
the resolver for us. */
if (!(avahi_s_service_resolver_new(s, interface, protocol, name, type, domain, AVAHI_PROTO_INET, (AvahiLookupFlags)0, (AvahiSServiceResolverCallback)resolve_cb, browser)))
ofLogError(LOG_NAME) << "Failed to resolve service '" << name << "':"<<avahi_strerror(avahi_server_errno(s));
break;
case AVAHI_BROWSER_REMOVE:{
ofLogNotice(LOG_NAME) << "(Browser) REMOVE: service '" << name << "' of type '"<< type << "' in domain '"<< domain << "'";
ofxAvahiService service;
service.domain = domain;
service.name = name;
ofNotifyEvent(browser->serviceRemoveE,service);
}break;
case AVAHI_BROWSER_ALL_FOR_NOW:
case AVAHI_BROWSER_CACHE_EXHAUSTED:
ofLogNotice(LOG_NAME) << "(Browser)" << ((event == AVAHI_BROWSER_CACHE_EXHAUSTED) ? "CACHE_EXHAUSTED" : "ALL_FOR_NOW");
break;
}
}
void Browser::addService(AvahiIfIndex iface,
AvahiProtocol protocol,
const char *name,
const char *type,
const char *domain) {
Browser::Service svc(name);
if (!std::binary_search(services_.begin(), services_.end(), svc)) {
// Start resolving the service
svc.resolver.reset(
avahi_s_service_resolver_new(
server_.get(), iface, protocol,
name, type, domain, AVAHI_PROTO_UNSPEC,
static_cast<AvahiLookupFlags>(0),
&Browser::resolverCallback, this));
auto it = std::upper_bound(services_.begin(), services_.end(), svc);
int index = it - services_.begin();
beginInsertRows(QModelIndex(), index, index);
services_.emplace(it, std::move(svc));
endInsertRows();
}
}
