Method and system for event publication and subscription with an event channel from user level and kernel level
US7107497B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 30, 2003 |
| Grant date | Sep 12, 2006 |
| Priority date | — |
| Expiry date | Aug 8, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2209/543
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method and system for event publication and subscription with an event channel from user level and kernel level are disclosed. The system comprises an event channel. The event channel includes an event queue for an event sent by a publisher. Additionally, the event channel has a plurality of subscriber-based queues each corresponding to a subscriber. If the corresponding subscriber has subscribed to receive delivery of the event, the subscriber-based queue includes the event. Moreover, the event channel further comprises a dispatcher for dispatching based on filtering criteria the event to the subscriber-based queue if the corresponding subscriber has subscribed to receive delivery of the event, and a delivery mechanism for delivering the event from the subscriber-based queue to the corresponding subscriber. The publisher can be a user level publisher or a kernel level publisher. The subscriber can be a user level subscriber or a kernel level subscriber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.