Efficient packet processing pipeline device and method
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United States of America Patent
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N/A
Issued Date -
Oct 20, 2005
app pub date -
Oct 20, 2004
filing date -
Apr 26, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A packet processing apparatus for processing data packets for use in a packet switched network includes means for receiving a packet, means for adding administrative information to a first data portion of the packet, the administrative information including at least an indication of at least one process to be applied to the first data portion, and a plurality of parallel pipelines, each pipeline comprising at least one processing unit, wherein the processing unit carries out the process on the first data portion indicated by the administrative information to provide a modified first data portion. According to a method, the tasks performed by each processing unit are organized into a plurality of functions such that there are substantially only function calls and no interfunction calls and that at the termination of each function called by the function call for one processing unit, the only context is a first data portion.
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