TWSocket
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Main page -> ICS component reference -> TWSocket
Contents
Overview
- unit WSocket.pas
- inheritance
TWSocket component is implementing the TCP protocol described in RFC 793 and and UDP protocol described in RFC 768. Both protocols are encaptulated by the IP protocol described in RFC 791. TWSocket is used in almost every other ICS component.
TWSocket component can be used as client or a server. For its use as TCP server however TWSocketServer is encouraged because of his advanced features.
Properties
| Addr | Client: The host to connect to. Server: The interface to listen on. | |
| AllSent | ||
| BufSize | ||
| ComponentOptions | ||
| DnsResult | ||
| DnsResultList | ||
| FlushTimeout | ||
| Handle | ||
| HSocket | ||
| IcsLogger | ||
| LastError | ||
| LineEcho | ||
| LineEdit | ||
| LineEnd | ||
| LineLength | ||
| LineLimit | ||
| LineMode | ||
| LingerOnOff | ||
| LingerTimeout | ||
| ListenBacklog | ||
| LocalAddr | ||
| LocalPort | ||
| MultiCast | ||
| MultiCastAddrStr | ||
| MultiCastIpTTL | ||
| MultiThreaded | ||
| PeerAddr | ||
| PeerPort | ||
| Port | ||
| PortNum | ||
| Proto | ||
| RcvdCnt | ||
| RcvdCount | ||
| RcvdPtr | ||
| ReadCount | ||
| ReqVerLow | ||
| ReqVerHigh | ||
| ReuseAddr | ||
| SendFlags | ||
| SocksAuthentication | ||
| SocksLevel | ||
| SocksPassword | ||
| SocksPort | ||
| SocksServer | ||
| SocksUsercode | ||
| State | ||
| Terminated | ||
| Text |
Methods
Events
| OnBgException | Background exception occured. | |
| OnChangeState | State of TWSocket has changed. | |
| OnDataAvailable | Data available in internal receive buffer. | |
| OnDataSent | Internal sent buffer is completely delivered to winsock. | |
| OnDebugDisplay | ||
| OnDnsLookupDone | DNSLookUp has finished. | |
| OnError | Discouraged, use exception handling instead. | |
| OnLineLimitExceeded | Denial of service attack | |
| OnMessagePump | To call your own message pump. | |
| OnSendData | Winsock send buffer is empty, will be filled again by internal send buffer if still data available to send. | |
| OnSessionAvailable | ||
| OnSessionClosed | ||
| OnSessionConnected | ||
| OnSocksAuthState | ||
| OnSocksConnected | ||
| OnSocksError |
How to
