TIGMPBuffer - Revision history

Ultibo: Created page with "Return to Unit IGMP TOC === Description === ---- ''To be documented'' === Class definitions === ----

2018-05-21T05:02:45Z

Created page with "Return to Unit IGMP TOC === Description === ---- ''To be documented'' === Class definitions === ---- <div class="toccolours mw-collapsible mw-collapse..."

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Return to [[Unit_IGMP|Unit IGMP]]

TOC

=== Description ===
----

''To be documented''

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

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<code>TIGMPBuffer = class(TSocketBuffer)</code>
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{| class="wikitable" style="font-size: 14px; background: white;"
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| <code>constructor Create(ASocket:TTransportSocket);</code>
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| <code>destructor Destroy; override;</code>
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|colspan="2"|<div style="font-family: monospace,courier;">'''private'''</div>
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| <code>FOffset:Word;</code>
| Offset to RemoteAddress
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| <code>FLength:Word;</code>
| Length of RemoteAddress
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|colspan="2"| 
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| <code>FRead:Pointer;</code>
| Pointer to Next Read from Buffer
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| <code>FWrite:Pointer;</code>
| Pointer to Next Write to Buffer
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|colspan="2"| 
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| <code>FCount:LongWord;</code>
| Number of Packets in Buffer
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|colspan="2"| 
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| <code>FFirst:PIGMPPacket;</code>
| Pointer to First Packet
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| <code>FLast:PIGMPPacket;</code>
| Pointer to Last Packet
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|colspan="2"| 
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| <code>function AddPacket(ASize:Integer):Boolean;</code>
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| <code>function RemovePacket:Boolean;</code>
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| <code>procedure FlushPackets;</code>
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|colspan="2"|<div style="font-family: monospace,courier;">'''protected'''</div>
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| <code>procedure SetSize(ASize:LongWord); override;</code>
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|colspan="2"|<div style="font-family: monospace,courier;">'''public'''</div>
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| <code>function GetNext:Integer;</code>
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| <code>function GetCount:LongWord;</code>
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|colspan="2"| 
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| <code>function ReadBuffer(var ABuffer; var ASize:Integer; ARemoteAddress:Pointer; AFlags:Integer):Boolean;</code>
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| <code>function WriteBuffer(var ABuffer; ASize:Integer; ARemoteAddress:Pointer):Boolean;</code>
|  
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|}
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=== Function declarations ===
----

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<pre style="border: 0; padding-bottom:0px;">constructor TIGMPBuffer.Create(ASocket:TTransportSocket);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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! Note
| None documented
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<pre style="border: 0; padding-bottom:0px;">destructor TIGMPBuffer.Destroy;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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! Note
| None documented
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<pre style="border: 0; padding-bottom:0px;">function TIGMPBuffer.AddPacket(ASize:Integer):Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Adds a new Packet as the Last packet in the Buffer</div>
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! Note
| None documented
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<pre style="border: 0; padding-bottom:0px;">function TIGMPBuffer.RemovePacket:Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Removes the First packet from the Buffer</div>
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! Note
| None documented
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<pre style="border: 0; padding-bottom:0px;">procedure TIGMPBuffer.FlushPackets;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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! Note
| None documented
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<pre style="border: 0; padding-bottom:0px;">procedure TIGMPBuffer.SetSize(ASize:LongWord);</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Setting the Size clears any current Packets</div>
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! Note
| None documented
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<pre style="border: 0; padding-bottom:0px;">function TIGMPBuffer.GetNext:Integer;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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! Note
| None documented
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<pre style="border: 0; padding-bottom:0px;">function TIGMPBuffer.GetCount:LongWord;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
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! Note
| None documented
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<pre style="border: 0; padding-bottom:0px;">function TIGMPBuffer.ReadBuffer(var ABuffer; var ASize:Integer; ARemoteAddress:Pointer; AFlags:Integer):Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Stored Packet contains the Data and if IP_HDRINCL the Transport Header</div>
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! Size
| Passed Size contains size of Buffer and should return the size of Packet
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! Flags
| Flags is for MSG_PEEK and MSG_OOB when applicable
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|}
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<pre style="border: 0; padding-bottom:0px;">function TIGMPBuffer.WriteBuffer(var ABuffer; ASize:Integer; ARemoteAddress:Pointer):Boolean;</pre>
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Supplied Buffer contains the Data and if IP_HDRINCL the Transport Header</div>
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! Note
| Data that will not fit in the Buffer is simply discarded
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|}
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