Nayana BidariandgVisor bot 51723ede44 Support the SO_MARK socket option and Netfilter mark matching. ...

- This change enables sockets to set and get the `SO_MARK` option, which marks
outgoing packets.
- It also implements Netfilter (iptables) support for matching
packet marks using the `mark` match extension.
- Added unit and E2E tests to verify mark match and capabilities.

PiperOrigin-RevId: 938123591

2026-06-25 12:16:10 -07:00

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network

Support the SO_MARK socket option and Netfilter mark matching.

2026-06-25 12:16:10 -07:00

noop

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