Unit ICMP
From Ultibo.org
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Description
Ultibo ICMP (Internet Control Message Protocol) unit
To be documented
Constants
ICMP specific constants
ICMP_PROTOCOL_* | Note: Some ICMP definitions are in the Protocol or IP modules | |
ICMP_PROTOCOL_NAME = 'ICMP';
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ICMP constants
ICMP_* ICMP_TIMEOUT = 0;
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Wait forever on a ICMP Read |
ICMP_BUFFER_SIZE = 65536;
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ICMP Receive Buffer Size |
ICMP_HEADER_SIZE = 8;
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SizeOf(TICMPHeader); ICMP.Solicit |
ICMP_PACKET_SIZE = 8;
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SizeOf(TICMPPacket) |
ICMP_ROUTER_TIMEOUT = 60000;
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Type definitions
To be documented
Public variables
None defined
Function declarations
Initialization functions
procedure ICMPInit;
Description: To be documented
| Note | None documented |
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ICMP functions
function CheckICMP(AFamily:Word; ABuffer:Pointer):Boolean;
Description: Verify that the packet is a valid ICMP packet
| Buffer | The complete packet including Transport header |
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function GetICMPHeaderOffset(AFamily:Word; ABuffer:Pointer):Word;
Description: To be documented
| Buffer | The complete packet including Transport header |
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function GetICMPHeaderLength(AFamily:Word; ABuffer:Pointer):Word;
Description: To be documented
| Buffer | The complete packet including Transport header |
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function GetICMPDataOffset(AFamily:Word; ABuffer:Pointer):Word;
Description: To be documented
| Buffer | The complete packet including Transport header |
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function GetICMPDataLength(AFamily:Word; ABuffer:Pointer):Word;
Description: To be documented
| Buffer | The complete packet including Transport header |
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function ChecksumICMP(AFamily:Word; ABuffer:Pointer; AOffset,ALength:Word):Word;
Description: Checksum the ICMP Header on Send / Validate the Checksum on Receive
| Note | None documented |
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