On Sat, Jul 9, 2016 at 7:47 PM, Xin Long <lucien.xin@xxxxxxxxx> wrote: > This patchset implements "Additional Policies for the Partially Reliable > Stream Control Transmission Protocol Extension" described on RFC7496. > > The Partially Reliable SCTP (PR-SCTP) extension defined in [RFC3758] > provides a generic method for senders to abandon user messages. The > decision to abandon a user message is sender side only, and the exact > condition is called a "PR-SCTP policy". This patchset implements 3 > policies: > > 1. Timed Reliability: This allows the sender to specify a timeout for > a user message after which the SCTP stack abandons the user message. > > 2. Limited Retransmission Policy: Allows limitation of the number of > retransmissions. > > 3. Priority Policy: Allows removal of lower-priority messages if space > for higher-priority messages is needed in the send buffer. > > Patch 1-3 add some sockopts in sctp to set/get pr_sctp policy status. > Patch 4-6 implement these 3 policies one by one. > Attachment is some tests for this patchset.
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prsctp_test.tar.gz
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