[Lognorm] Memory Leak in liblognorm?

[Rainer Gerhards]

Ok thx.  Than i need to check the API  spec.  I have seen that the web doc
is pretty old and missing functions - hopefully only the web...

Sent from phone, thus brief.
Am 15.07.2013 22:02 schrieb "Champ Clark III" <cclark at quadrantsec.com>:

>
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> Sorry,  but same results :(   I'm using the same test code below but with
> es_emptyStr(str) replaced with es_deleteStr(str)
>
>
>
> On 07/15/2013 03:46 PM, Rainer Gerhards wrote:
> >
> > Use es_deleteStr instead of es_emptyStr. The latter just resets it but
> does not free.  More explanations follow tomorrow.  Please report back.
> >
> > Sent from phone, thus brief.
> >
> > Am 15.07.2013 21:06 schrieb "Champ Clark III" <cclark at quadrantsec.com
> <mailto:cclark at quadrantsec.com> <cclark at quadrantsec.com>>:
> >
> >
> >
> > Hello,
> >
> > So - I've stripped down the code a good bit to see if I can't isolate
> > where I'm going wrong.  Below is what I got:
> >
> > --<snip>--
> > str = es_newStrFromCStr(syslog_msg, strlen(syslog_msg));
> > ln_normalize(ctx, str, &lnevent);
> >
> >        if(lnevent != NULL) {
> >                 es_emptyStr(str);
> >                 ee_fmtEventToRFC5424(lnevent, &str);
> >                 }
> >
> > free(cstr);
> > es_deleteStr(str);
> > ee_deleteEvent(lnevent);
> > }
> > --<snip>--
> >
> > It appears as soon as I add the "ee_fmtEventToRFC5424",  valgrind starts
> > to report the following:
> >
> > ==21979== 69,872 bytes in 614 blocks are definitely lost in loss record
> > 52 of 54
> > ==21979==    at 0x4C2B6CD: malloc (in
> > /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
> > ==21979==    by 0x5457CD9: es_newStr (string.c:105)
> > ==21979==    by 0x5457D0E: es_newStrFromCStr (string.c:125)
> > ==21979==    by 0x40C167: sagan_normalize_liblognorm
> > (sagan-liblognorm.c:103)
> > ==21979==    by 0x41427F: Sagan_Blacklist (sagan-blacklist.c:167)
> > ==21979==    by 0x40BC07: Sagan_Processor (sagan-processor.c:123)
> > ==21979==    by 0x595EE99: start_thread (pthread_create.c:308)
> >
> > If I remove the line,  that goes away.    Any thoughts?
> >
> > Thanks for your time.
> >
> >
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> - --
> - - Quadrant Information Security
>   Champ Clark III
>   o: 800.538.9357 x 101
>   c: 850.443.2440
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