public static void SplitServiceName(string service, out string name, out string type, out string domain)
{
int len = 1024;
IntPtr namePtr = Stdlib.malloc((ulong)len);
IntPtr typePtr = Stdlib.malloc((ulong)len);
IntPtr domainPtr = Stdlib.malloc((ulong)len);
int ret = avahi_service_name_split(Utility.StringToBytes(service), namePtr, len, typePtr, len,
domainPtr, len);
if (ret < 0)
{
Utility.Free(namePtr);
Utility.Free(typePtr);
Utility.Free(domainPtr);
name = null;
type = null;
domain = null;
return;
}
name = Utility.PtrToString(namePtr);
type = Utility.PtrToString(typePtr);
domain = Utility.PtrToString(domainPtr);
Utility.Free(namePtr);
Utility.Free(typePtr);
Utility.Free(domainPtr);
}
public static IntPtr AddressToPtr(IPAddress address)
{
IntPtr straddr = Utility.StringToPtr(address.ToString());
IntPtr addrPtr = Stdlib.malloc(32);
avahi_address_parse(straddr, Protocol.Unspecified, addrPtr);
Utility.Free(straddr);
return(addrPtr);
}
public static IPAddress PtrToAddress(IntPtr ptr)
{
IPAddress address = null;
if (ptr != IntPtr.Zero)
{
IntPtr buf = Stdlib.malloc(256);
IntPtr addrPtr = avahi_address_snprint(buf, 256, ptr);
address = IPAddress.Parse(Utility.PtrToString(addrPtr));
Utility.Free(addrPtr);
}
return(address);
}
public void AddAddress(int iface, Protocol proto, PublishFlags flags, string name, IPAddress address)
{
IntPtr addressPtr = Utility.AddressToPtr(address);
lock (client) {
int ret = avahi_entry_group_add_address(handle, iface, proto, flags,
Utility.StringToBytes(name), addressPtr);
Utility.Free(addressPtr);
if (ret < 0)
{
client.ThrowError();
}
}
}
public static string JoinServiceName(string name, string type, string domain)
{
int len = 4 * (name.Length + type.Length + domain.Length) + 4;
IntPtr buf = Stdlib.malloc((ulong)len);
int ret = avahi_service_name_join(buf, len,
Utility.StringToBytes(name),
Utility.StringToBytes(type),
Utility.StringToBytes(domain));
if (ret < 0)
{
Utility.Free(buf);
return(null); // FIXME, should throw exception
}
string service = Utility.PtrToString(buf);
Utility.Free(buf);
return(service);
}
private void Start()
{
if (client.Handle == IntPtr.Zero || handle != IntPtr.Zero ||
(foundListeners.Count == 0 && timeoutListeners.Count == 0))
{
return;
}
IntPtr addrPtr = Utility.AddressToPtr(address);
lock (client) {
handle = avahi_address_resolver_new(client.Handle, iface, proto, addrPtr, flags,
cb, IntPtr.Zero);
if (handle == IntPtr.Zero)
{
client.ThrowError();
}
}
Utility.Free(addrPtr);
}