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Date: Sun, 21 Oct 2012 02:57:44 +0200
From: John Spencer <maillist-musl@...fooze.de>
To: musl@...ts.openwall.com
Subject: Re: [PATCH 3/4] Import BSD functions defined in <netinet/ether.h>
from NetBSD
On 10/21/2012 02:52 AM, Abdoulaye Walsimou GAYE wrote:
> On 10/21/2012 02:42 AM, John Spencer wrote:
>> On 10/20/2012 10:15 PM, Abdoulaye Walsimou Gaye wrote:
>>> +/*
>>> + * ether_aton():
>>> + * This function converts an ASCII string of the same form and to a
>>> structure
>>> + * containing the 6 octets of the address. It returns a pointer to a
>>> + * static structure that is reused for each call.
>>> + */
>>> +struct ether_addr *ether_aton(const char *s)
>>> +{
>>> + static struct ether_addr n;
>>> + unsigned int i[6];
>>> +
>>> + assert(s != NULL);
>>> +
>>> + if (sscanf(s, " %x:%x:%x:%x:%x:%x ",&i[0],&i[1],
>>> + &i[2],&i[3],&i[4],&i[5]) == 6) {
>>> + n.ether_addr_octet[0] = (unsigned char)i[0];
>>> + n.ether_addr_octet[1] = (unsigned char)i[1];
>>> + n.ether_addr_octet[2] = (unsigned char)i[2];
>>> + n.ether_addr_octet[3] = (unsigned char)i[3];
>>> + n.ether_addr_octet[4] = (unsigned char)i[4];
>>> + n.ether_addr_octet[5] = (unsigned char)i[5];
>>> + return&n;
>>> + }
>>> + return NULL;
>>> +}
>>
>> why do you duplicate the code and not use simply the _r functions
>> from [4/4] with the static buffer ?
>> btw the usage of sscanf is both bloated and slow.
>
> This was for record of the original code from NetBSD, before patching
> it in [4/4]
ah... so you sent patches that undo your earlier patches.
this doesnt make reviewing them simpler...
why didn't you simply merge them before sending ?
>
>>
>> anyway, i doubt it makes sense to add this crap; i never needed it
>> for sabotage which is almost feature complete and compiles 250 packages.
>
> I can not argue with this kind of comments.
with crap, i was refering to these functions, not your work.
the point that i haven't needed these functions besides having
wpa_supplicant, wireless-tools, iptables and nmap in the repos still stands.
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