Messages in this thread | | | Date | Wed, 9 Sep 2015 08:47:24 -0600 | From | Tycho Andersen <> | Subject | Re: [PATCH 5/6] seccomp: add a way to attach a filter via eBPF fd |
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On Tue, Sep 08, 2015 at 05:07:03PM -0700, Kees Cook wrote: > > Yeah, bpf's union looks good. Let's add a "command" flag, though: > > seccomp(SECCOMP_MODE_FILTER_EBPF, int cmd, union, size); > > And this cmd could be ADD_FD or something? > > How's that look?
I think we can drop the size (using the same strategy as bpf() and checking for zeroes at the end), and keep the same signature for seccomp(); so:
seccomp(SECCOMP_MODE_FILTER_EBPF, SECCOMP_ADD_BPF_FD, &union)
Yes, I'll use this in the next version.
Tycho
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