netdev - Re: [RFC 3/4] bond: support more Layer 4 protocols

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <4B700D89.2080303@trash.net>
Date:	Mon, 08 Feb 2010 14:11:37 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	Stephen Hemminger <shemminger@...tta.com>
CC:	David Miller <davem@...emloft.net>,
	Jay Vosburgh <fubar@...ibm.com>, netdev@...r.kernel.org,
	bonding-devel@...ts.sourceforge.net
Subject: Re: [RFC 3/4] bond: support more Layer 4 protocols

Stephen Hemminger wrote:
> On Fri, 05 Feb 2010 11:38:05 +0100
> Patrick McHardy <kaber@...sh.net> wrote:
> 
>> Stephen Hemminger wrote:
>>> +/* Map of protocols with standard ports available to include in hash */
>>> +static const bool has_layer4[256] = {
>>> +	[IPPROTO_TCP] = 1,
>>> +	[IPPROTO_UDP] = 1,
>>> +	[IPPROTO_UDPLITE] = 1,
>>> +	[IPPROTO_SCTP] = 1,
>>> +	[IPPROTO_DCCP] = 1,
>>> +	[IPPROTO_ESP] = 1,
>>> +};
>>> +
>> How about using a bitmap or u8s to keep this more compact?
> 
> I thought about that, but couldn't find a clever way to initialize at
> compile time other than hardcoding constants?

Maybe an __init function with a couple of set_bit() calls?
Otherwise I'd suggest to simply use u8.

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html