Re: Snort 2.9.0.3 & Phil Wood's modified libpcap

[Jason Wallace <jason.r.wallace () gmail com>]

What options in the kernel would you be referring to?

On Tue, Feb 8, 2011 at 12:03 PM, Michael Scheidell
<michael.scheidell () secnap com> wrote:
> minor fixed.. just grep for and patch it yourself.
>
> bet patch fails due to spaces/vs tabs
>
> only critical line is this one: (note, yep, you want the VALUE, not the key
> :-)
> and make sure that any kernel conf stuff allows you to pull a bpf buffer
> that big.
> 10mb seems to do a great job.
>
>        context->buffer_size = strtol(entry->key, NULL, 10);
>
> change to:
>        context->buffer_size = strtol(entry->value, NULL, 10);
>
>
> On 2/8/11 12:00 PM, Weir, Jason wrote:
>
> hmm my patching foo needs work any ideas?
>
> /usr/src/daq-0.5/os-daq-modules# patch -p1 <patch.daq_pcap.c
> patching file daq_pcap.c2011-02-01
> Hunk #1 FAILED at 39.
> Hunk #2 FAILED at 216.
> 2 out of 2 hunks FAILED -- saving rejects to file daq_pcap.c2011-02-01.rej
>
> -J
>
> -----Original Message-----
> From: Michael Scheidell [mailto:michael.scheidell () secnap com]
> Sent: Tuesday, February 08, 2011 10:59 AM
> To: Weir, Jason
> Cc: snort-users () lists sourceforge net
> Subject: Re: [Snort-users] Snort 2.9.0.3 & Phil Wood's modified libpcap
>
> On 2/8/11 10:54 AM, Weir, Jason wrote:
>
> Ok - I'll bite, where do I get the latest daq version, looks like snort.org
> only has 0.5...
>
> -J
>
> small patch, published on this list: 2/1/11, 2:06 ET, subject 'freebsd/snort
> 2.9.0.3 daq: how do I verity if is using ram.
>
> author xiche () verizon net:
>
> --- os-daq-modules/daq_pcap.c.orig    2011-01-30 15:28:19.000000000 -0500
> +++ os-daq-modules/daq_pcap.c 2011-02-01 14:03:08.000000000 -0500
> @@ -39,7 +39,7 @@
>
>  #include "daq_api.h"
>
> -#define DAQ_PCAP_VERSION 3
> +#define DAQ_PCAP_VERSION 4
>
>  typedef struct _pcap_context
>  {
> @@ -216,7 +216,7 @@ static int pcap_daq_initialize(const DAQ
>      for (entry = config->values; entry; entry = entry->next)
>      {
>          if (!strcmp(entry->key, "buffer_size"))
> -            context->buffer_size = strtol(entry->key, NULL, 10);
> +            context->buffer_size = strtol(entry->value, NULL, 10);
>      }
>      /* Try to account for legacy PCAP_FRAMES environment variable if we
> weren't passed a buffer size. */
>      if (context->buffer_size == 0)
>
> --
> Michael Scheidell, CTO
>
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------------------------------------------------------------------------------
The ultimate all-in-one performance toolkit: Intel(R) Parallel Studio XE:
Pinpoint memory and threading errors before they happen.
Find and fix more than 250 security defects in the development cycle.
Locate bottlenecks in serial and parallel code that limit performance.
http://p.sf.net/sfu/intel-dev2devfeb
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