/// <summary>
/// Queries for all instances of a particular service on the local network.
/// </summary>
/// <param name="name">The instance to query, for example "My WebServer._http._tcp"</param>
/// <param name="fields">The details to query</param>
/// <returns>The service instance</returns>
/// <remarks>Excluding some fields (for example the IP address) may reduce the time taken</remarks>
public ServiceInstance LookupInstance(string name, ServiceInstanceFields fields)
{
ServiceInstance instance = new ServiceInstance(name);
if ((fields & ServiceInstanceFields.DisplayName) != 0)
{
instance.DisplayName = DecodeDisplayName(name);
}
if ((fields & ServiceInstanceFields.Parameters) != 0)
{
instance.Parameters = LookupInstanceDetails(name);
}
if ((fields & ServiceInstanceFields.DnsAddresses) != 0 ||
(fields & ServiceInstanceFields.IPAddresses) != 0)
{
instance.EndPoints = LookupInstanceEndpoints(name, fields);
}
return(instance);
}
/// <summary>
/// Queries for all instances of a particular service on the local network.
/// </summary>
/// <param name="name">The instance to query, for example "My WebServer._http._tcp"</param>
/// <param name="fields">The details to query</param>
/// <returns>The service instance</returns>
/// <remarks>Excluding some fields (for example the IP address) may reduce the time taken</remarks>
public ServiceInstance LookupInstance(string name, ServiceInstanceFields fields)
{
ServiceInstance instance = new ServiceInstance(name);
if ((fields & ServiceInstanceFields.DisplayName) != 0)
{
instance.DisplayName = DecodeDisplayName(name);
}
if ((fields & ServiceInstanceFields.Parameters) != 0)
{
instance.Parameters = LookupInstanceDetails(name);
}
if ((fields & ServiceInstanceFields.DnsAddresses) != 0
|| (fields & ServiceInstanceFields.IPAddresses) != 0)
{
instance.EndPoints = LookupInstanceEndpoints(name, fields);
}
return instance;
}
/// <summary>
/// Connects to the service.
/// </summary>
/// <param name="userName">The username to use, if the owner of the Mac / PC is prompted.</param>
/// <param name="computerName">The computer name to use, if the owner of the Mac / PC is prompted.</param>
/// <param name="maxWaitSecs">The maximum number of seconds to wait to be granted access.</param>
public void Connect(string userName, string computerName, int maxWaitSecs)
{
var sysParams = GetParams("sys");
int volFlags = 0;
string volFlagsStr;
if (sysParams.TryGetValue("adVF", out volFlagsStr))
{
volFlags = ParseInt(volFlagsStr);
}
if ((volFlags & 0x200) != 0)
{
_userName = userName;
AskForAccess(userName, computerName, maxWaitSecs);
// Flush any stale mDNS data - the server advertises extra info (such as the discs available)
// after a client is granted permission to access a disc.
_sdClient.FlushCache();
_instance = _sdClient.LookupInstance(_instance.Name, ServiceInstanceFields.All);
}
}
internal OpticalDiscService(ServiceInstance instance, ServiceDiscoveryClient sdClient)
{
_sdClient = sdClient;
_instance = instance;
}