[Oisf-devel] Debug HashListTableLookup()

[Yao-Min Chen]

Hi Will, that's a good hint for me to move forward.  I am running 
suricata on SPARC, which may have something in common with PPC if the 
issue is endian-related.

Cheers,
Yaomin

On 01/31/10 10:00, Will Metcalf wrote:
> I think this is a problem somewhere in the cidr masking.  I have seen 
> this before on PPC so I'm guessing it is an endian issue, I have not 
> had a chance to look into it any further.  Let me know if you figure 
> it out ;-)....
>
> https://redmine.openinfosecfoundation.org/issues/show/63
>
> Regards,
>
> Will
>
> On Sun, Jan 31, 2010 at 11:23 AM, Yao-Min Chen <Yaomin.Chen at sun.com 
> <mailto:Yaomin.Chen at sun.com>> wrote:
>
>     My unit test SigTestBidirec03 seems to loop forever while
>     traversing the
>     hashed list of signature patterns (I verified this by setting break
>     point and single stepping the run). Any hint on how to check
>     whether the
>     hashed list is properly terminated, and without self-looping?
>
>     Test SigTestBidirec03                                             :
>     ^Cdbx: warning: Interrupt ignored but forwarded to child.
>     t at 1 (l at 1) signal INT (Interrupt) in DetectAddressCmp at line 1392 in
>     file "detect-engine-address.c"
>      1392       if (a->flags & ADDRESS_FLAG_ANY && b->flags &
>     ADDRESS_FLAG_ANY)
>     (dbx) where
>     current thread: t at 1
>     =>[1] DetectAddressCmp(a = <value not available>, b = 0xacc220), line
>     1392 in "detect-engine-address.c"
>      [2] IPOnlyCompareFunc(data1 = 0xa87ce8, len1 = <value not available>,
>     data2 = 0xacc220, len2 = <value not available>), line 190 in
>     "detect-engine-iponly.c"
>      [3] HashListTableLookup(ht = <value not available>, data = 0xacc220,
>     datalen = <value not available>), line 237 in "util-hashlist.c"
>      [4] IPOnlyAddSlash16(de_ctx = 0x4c8240, io_ctx = 0x4ca2d0, ht =
>     0x2b06f8, gr = 0x5e3898, direction = <value not available>, s =
>     0x5e3780), line 81 in "detect-engine-iponly.c"
>      [5] IPOnlyAddSignature(de_ctx = 0x4c8240, io_ctx = 0x4ca2d0, s =
>     0x5e3780), line 475 in "detect-engine-iponly.c"
>      [6] SigAddressPrepareStage2(de_ctx = 0x4c8240), line 1667 in
>     "detect.c"
>      [7] SigGroupBuild(de_ctx = 0x4c8240), line 2797 in "detect.c"
>      [8] UTHMatchPackets(de_ctx = 0x4c8240, p = <value not available>,
>     num_packets = -16948332), line 465 in "util-unittest-helper.c"
>      [9] SigTestBidirec03(), line 1352 in "detect-parse.c"
>      [10] UtRunTests(regex_arg = <value not available>), line 182 in
>     "util-unittest.c"
>      [11] main(argc = <value not available>, argv = <value not
>     available>),
>     line 596 in "suricata.c"
>
>     Thanks,
>     Yaomin
>
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>

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