System.Net.Socket.TSocket.OpenBroadcast
Delphi
procedure OpenBroadcast(const Endpoint: TNetEndpoint); overload;
procedure OpenBroadcast(Port: Word); overload; inline;
C++
void __fastcall OpenBroadcast(const TNetEndpoint &Endpoint)/* overload */;
void __fastcall OpenBroadcast(System::Word Port)/* overload */;
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
procedure function |
public | System.Net.Socket.pas System.Net.Socket.hpp |
System.Net.Socket | TSocket |
Description
Configures your socket to send local sub-net broadcasts to the specified port or endpoint.
In order to use OpenBroadcast, the type of your socket must be UDP
.
Exceptions
A call to OpenBroadcast can raise any of the following exceptions:
Exception | Exception.Message | Scenarios |
---|---|---|
Network socket error: <error message> (<error code>), on API 'setsockopt' |
| |
Network socket error: <error message> (<error code>), on API 'socket' |
| |
Only UDP socket types support broadcasts |
| |
Socket already open |
|