View source for TWinsock2Socket

Return to [[Unit_Winsock2|Unit Winsock2]]


__TOC__

=== Description ===
----

''To be documented''

=== Class definitions ===
----


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<code>TWinsock2Socket = class(TListObject)</code>
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{| class="wikitable" style="font-size: 14px; background: white;"
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|colspan="2"|Note: Base Socket classes
|-
|colspan="2"|&nbsp;
|-
|colspan="2"|<div style="font-family: monospace,courier;">'''public'''</div>
|-
| <code>constructor Create;</code>
| style="width: 50%;"|&nbsp;
|-
|colspan="2"|<div style="font-family: monospace,courier;">'''private'''</div>
|-
| <code>FBoundPort:Word;</code>
| &nbsp;
|-
| <code>FBoundAddress:String;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>FReuseAddress:Boolean;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>procedure SetFamily(AFamily:Integer); virtual;</code>
| &nbsp;
|-
| <code>procedure SetSocketType(ASocketType:Integer); virtual;</code>
| &nbsp;
|-
| <code>procedure SetProtocol(AProtocol:Integer); virtual;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>procedure SetBoundPort(ABoundPort:Word);</code>
| &nbsp;
|-
| <code>procedure SetBoundAddress(const ABoundAddress:String); virtual;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>procedure SetReuseAddress(AReuseAddress:Boolean);</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>function GetLocalPort:Word;</code>
| &nbsp;
|-
| <code>function GetLocalHost:String;</code>
| &nbsp;
|-
| <code>function GetLocalAddress:String;</code>
| &nbsp;
|-
| <code>function GetLocalAddresses:TStrings;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>function GetSendSize:Integer;</code>
| &nbsp;
|-
| <code>procedure SetSendSize(ASize:Integer);</code>
| &nbsp;
|-
| <code>function GetReceiveSize:Integer;</code>
| &nbsp;
|-
| <code>procedure SetReceiveSize(ASize:Integer);</code>
| &nbsp;
|-
| <code>function GetSendTimeout:Integer;</code>
| &nbsp;
|-
| <code>procedure SetSendTimeout(ATimeout:Integer);</code>
| &nbsp;
|-
| <code>function GetReceiveTimeout:Integer;</code>
| &nbsp;
|-
| <code>procedure SetReceiveTimeout(ATimeout:Integer);</code>
| &nbsp;
|-
| <code>function GetConnectTimeout:Integer;</code>
| &nbsp;
|-
| <code>procedure SetConnectTimeout(ATimeout:Integer);</code>
| &nbsp;
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|colspan="2"|<div style="font-family: monospace,courier;">'''protected'''</div>
|-
| <code>FHandle:TSocket;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>FFamily:Integer;</code>
| &nbsp;
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| <code>FSocketType:Integer;</code>
| &nbsp;
|-
| <code>FProtocol:Integer;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>FLastError:LongInt;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>function GetBroadcastAddress:String;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>function AllocateFamily:Boolean; virtual;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>function AllocateAddress(var ALength:Integer):PSockAddr;</code>
| &nbsp;
|-
| <code>function ReleaseAddress(var ASockAddr:PSockAddr; var ALength:Integer):Boolean;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>function AllocateBoundAddress(var ALength:Integer):PSockAddr;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>function AllocateSocket(ASocketType:Integer):TSocket;</code>
| &nbsp;
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| <code>function Bind:LongInt;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>function SockAddrToPort(ASockAddr:PSockAddr; ALength:Integer):Word;</code>
| &nbsp;
|-
| <code>function SockAddrToAddress(ASockAddr:PSockAddr; ALength:Integer):String;</code>
| &nbsp;
|-
| <code>function PortToSockAddr(APort:Word; ASockAddr:PSockAddr; ALength:Integer):Boolean;</code>
| &nbsp;
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| <code>function AddressToSockAddr(const AAddress:String; var ALength:Integer):PSockAddr;</code>
| &nbsp;
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|colspan="2"|<div style="font-family: monospace,courier;">'''public'''</div>
|-
| <code>property Handle:TSocket read FHandle;</code>
| &nbsp;
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|colspan="2"|&nbsp;
|-
| <code>property Family:Integer read FFamily write SetFamily;</code>
| &nbsp;
|-
| <code>property SocketType:Integer read FSocketType write SetSocketType;</code>
| &nbsp;
|-
| <code>property Protocol:Integer read FProtocol write SetProtocol;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>property LastError:LongInt read FLastError;</code>
| &nbsp;
|-
|colspan="2"|&nbsp;
|-
| <code>property BoundPort:Word read FBoundPort write SetBoundPort;</code>
| &nbsp;
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| <code>property BoundAddress:String read FBoundAddress write SetBoundAddress;</code>
| &nbsp;
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|colspan="2"|&nbsp;
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| <code>property ReuseAddress:Boolean read FReuseAddress write SetReuseAddress;</code>
| &nbsp;
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|colspan="2"|&nbsp;
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| <code>property LocalPort:Word read GetLocalPort;</code>
| &nbsp;
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| <code>property LocalHost:String read GetLocalHost;</code>
| &nbsp;
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| <code>property LocalAddress:String read GetLocalAddress;</code>
| &nbsp;
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| <code>property LocalAddresses:TStrings read GetLocalAddresses;</code>
| &nbsp;
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|colspan="2"|&nbsp;
|-
| <code>property SendSize:Integer read GetSendSize write SetSendSize;</code>
| &nbsp;
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| <code>property ReceiveSize:Integer read GetReceiveSize write SetReceiveSize;</code>
| &nbsp;
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| <code>property SendTimeout:Integer read GetSendTimeout write SetSendTimeout;</code>
| &nbsp;
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| <code>property ReceiveTimeout:Integer read GetReceiveTimeout write SetReceiveTimeout;</code>
| &nbsp;
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| <code>property ConnectTimeout:Integer read GetConnectTimeout write SetConnectTimeout;</code>
| &nbsp;
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|colspan="2"|&nbsp;
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| <code>function Connected:Boolean; virtual;</code>
| &nbsp;
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|colspan="2"|&nbsp;
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| <code>function Shutdown:Boolean; virtual;</code>
| &nbsp;
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| <code>function Disconnect:Boolean; virtual;</code>
| &nbsp;
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| <code>function CloseSocket:Boolean; virtual;</code>
| &nbsp;
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|colspan="2"|&nbsp;
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| <code>function ResolveHost(const AHost:String):String;</code>
| &nbsp;
|-
| <code>function ResolveFamily(const AAddress:String):Integer;</code>
| &nbsp;
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| <code>function ResolveAddress(const AAddress:String):String;</code>
| &nbsp;
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|colspan="2"|&nbsp;
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| <code>function ResolveHostEx(const AHost:String; AFamily:Integer; AAll:Boolean):TStrings;</code>
| &nbsp;
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|}
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=== Function declarations ===
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<pre style="border: 0; padding-bottom:0px;">constructor TWinsock2Socket.Create;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetFamily(AFamily:Integer);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetSocketType(ASocketType:Integer);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetProtocol(AProtocol:Integer);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetBoundPort(ABoundPort:Word);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetBoundAddress(const ABoundAddress:String);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetReuseAddress(AReuseAddress:Boolean);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.GetLocalPort:Word;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.GetLocalHost:String;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.GetLocalAddress:String;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.GetLocalAddresses:TStrings;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.GetSendSize:Integer;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetSendSize(ASize:Integer);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.GetReceiveSize:Integer;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetReceiveSize(ASize:Integer);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.GetSendTimeout:Integer;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetSendTimeout(ATimeout:Integer);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.GetReceiveTimeout:Integer;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetReceiveTimeout(ATimeout:Integer);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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{| class="wikitable" style="font-size: 14px; background: white;"
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! Note
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.GetConnectTimeout:Integer;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">procedure TWinsock2Socket.SetConnectTimeout(ATimeout:Integer);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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! Note
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.GetBroadcastAddress:String;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<div class="toccolours mw-collapsible mw-collapsed" style="border: 1; font-family: arial; padding-top: 0px; padding-bottom: 15px;">
<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.AllocateFamily:Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Check Family and Bound Address, normalise as needed</div>
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<div class="toccolours mw-collapsible mw-collapsed" style="border: 1; font-family: arial; padding-top: 0px; padding-bottom: 15px;">
<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.AllocateAddress(var ALength:Integer):PSockAddr;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Allocate s socket address structure for the current family</div>
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<div class="toccolours mw-collapsible mw-collapsed" style="border: 1; font-family: arial; padding-top: 0px; padding-bottom: 15px;">
<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.ReleaseAddress(var ASockAddr:PSockAddr; var ALength:Integer):Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Free a socket address structure allocated by AllocateAddress or AddressToSockAddr</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.AllocateBoundAddress(var ALength:Integer):PSockAddr;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Allocate a socket address structure for the bound address and port</div>
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! Note
| Change this to use InetPton for both IPv4 and IPv6 addresses
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<div class="toccolours mw-collapsible mw-collapsed" style="border: 1; font-family: arial; padding-top: 0px; padding-bottom: 15px;">
<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.AllocateSocket(ASocketType:Integer):TSocket;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.Bind:LongInt;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.SockAddrToPort(ASockAddr:PSockAddr; ALength:Integer):Word;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Convert a socket adress structure to a numeric port</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.SockAddrToAddress(ASockAddr:PSockAddr; ALength:Integer):String;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Convert a socket address structure to a numeric address</div>
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| None documented
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.PortToSockAddr(APort:Word; ASockAddr:PSockAddr; ALength:Integer):Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Convert a numeric port to a socket adress structure</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.AddressToSockAddr(const AAddress:String; var ALength:Integer):PSockAddr;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Convert a numeric address to a socket address structure</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.Connected:Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.Shutdown:Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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| None documented
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.Disconnect:Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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| None documented
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.CloseSocket:Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.ResolveHost(const AHost:String):String;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Resolve a hostname to a numeric address</div>
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| None documented
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.ResolveAddress(const AAddress:String):String;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Resolve a numeric address to a hostname</div>
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! Note
| None documented
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.ResolveFamily(const AAddress:String):Integer;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Resolve a numeric address to an address family</div>
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| None documented
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<pre style="border: 0; padding-bottom:0px;">function TWinsock2Socket.ResolveHostEx(const AHost:String; AFamily:Integer; AAll:Boolean):TStrings;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Resolve a hostname to a numeric address or addresses in the family specified or all families</div>
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! Note
| All may include addresses that this host cannot connect to such as IPv6 if this host does not have a global IPv6 address
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