On 2020-01-16, at 15:48:33 +0100, Pablo Neira Ayuso wrote: > On Wed, Jan 15, 2020 at 09:32:06PM +0000, Jeremy Sowden wrote: > > The connmark xtables extension supports bit-shifts. Add support for > > shifts to nft_bitwise in order to allow nftables to do likewise, > > e.g.: > > > > nft add rule t c oif lo ct mark set meta mark << 8 | 0xab > > nft add rule t c iif lo meta mark & 0xff 0xab ct mark set meta mark >> 8 > > > > Changes since v3: > > > > * the length of shift values sent by nft may be less than > > sizeof(u32). > > > > Changes since v2: > > > > * convert NFTA_BITWISE_DATA from u32 to nft_data; > > * add check that shift value is not too large; > > * use BITS_PER_TYPE to get the size of u32, rather than > > hard-coding it when evaluating shifts. > > Series applied, thanks. Cheers. :) I'll update the userspace changes and send them out. J.
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