Difference between revisions of "Unit IP"
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=== Function declarations === | === Function declarations === | ||
Revision as of 02:35, 30 December 2016
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Contents
[hide]Description
Ultibo IP (Internet Protocol) unit
To be documented
Constants
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IP specific constants
IP_TRANSPORT_NAME*
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IP constants
IP_*_SIZE
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IP header flags / fragment offset constants
IP_*
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IP header option constants
IPOPT_*
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IP offset option constants
IPOPT_OFFSET*
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IP TS flag option constants
IPOPT_TS_*
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IP security flag constants
IPOPT_SECUR_*
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IP type of service constants
IPTOS_*
Type definitions
To be documented
Public variables
None defined
Function declarations
Initialization functions
IP functions
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function CheckIP(ABuffer:Pointer):Boolean;
Description: Verify that the packet is a valid IP packet
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function GetIPHeaderOffset(ABuffer:Pointer):Word;
Description: Return Start of the IP Header (Start of Packet)
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function GetIPHeaderLength(ABuffer:Pointer):Word;
Description: Return Size of IP Header (Including Options)
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function GetIPOptionsLength(ABuffer:Pointer):Word;
Description: Return Size of IP Options (Header - IP_HEADER_SIZE)
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function GetIPDataOffset(ABuffer:Pointer):Word;
Description: Return Start of IP Packet Data (Length of IP Header)
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function GetIPDataLength(ABuffer:Pointer):Word;
Description: Return Size of IP Packet Data (IP TotalLength - IP Header)
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function ChecksumIPRecv(ABuffer:Pointer; AOffset,ALength:Word):Word;
Description: Validate the IP Header and Options Checksum on Receive
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function ChecksumIPSend(AHeader,AOptions:Pointer; ALength:Word):Word;
Description: Checksum the IP Header and Options on Send
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