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udp_frame Struct Reference

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Detailed Description

This structures' fields are used to hold information about the headers of the received UDP packet.

In addition to standard UDP header fields, buf_index field has been added allowing applications to re-read the received data many times by reinitializing reading based on the address stored in this field.

Definition at line 462 of file tcp_ip.h.

Data Fields
UINT16	sport
UINT16	dport
UINT16	tlen
UINT16	checksum
UINT16	buf_index

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Field Documentation

UINT16 udp_frame::sport

Source port Definition at line 464 of file tcp_ip.h. Referenced by process_udp_in().

UINT16 udp_frame::dport

Destination port Definition at line 465 of file tcp_ip.h. Referenced by process_udp_in().

UINT16 udp_frame::tlen

total len (UDP part) Definition at line 466 of file tcp_ip.h. Referenced by process_udp_in().

UINT16 udp_frame::checksum

UDP checksum Definition at line 467 of file tcp_ip.h. Referenced by process_udp_in().

UINT16 udp_frame::buf_index

Data offsett from the start of network buffer Definition at line 468 of file tcp_ip.h. Referenced by process_udp_in().

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The documentation for this struct was generated from the following file:

• /opentcp/include/inet/tcp_ip.h

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