Re: [steghide-devel] cygwin issues

[<c0l...@bl...>]

Stefan,

Here's the output from gdb:

$ gdb steghide
GNU gdb 2003-03-03-cvs (cygwin-special)
Copyright 2003 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you
are welcome to change it and/or distribute copies of it under certain
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i686-pc-cygwin"...
(gdb) run embed -pf boot.ini -cf image_09_JQ5.jpg -sf output.jpg
Starting program: /usr/local/bin/steghide.exe embed -pf boot.ini -cf
image_09_JQ5.jpg -sf
output.jpg
Enter passphrase:
Re-Enter passphrase:

Program received signal SIGSEGV, Segmentation fault.
0x89ec458d in ?? ()
(gdb) bt
#0  0x89ec458d in ?? ()
#1  0x004043f7 in getcrc32(struct_PLNFILE*) (plnfile=0x10050268) at hash.cc:62
#2  0x00420c7b in assemble_plndata(struct_PLNFILE*) (plnfile=0x10050268)
at plnfile.cc:160

#3  0x00408364 in embedfile(std::string, std::string, std::string)
(cvrfilename={static np os = 4294967295, _M_dataplus = {<allocator<char>> = {<No data fields>}, _M_p = 0x22fd58 "ü$\002\020\001"}, static _S_empty_rep_storage = {0, 0, 0, 0}},
stgfilename={static npos = 4294967295, _M_dataplus = {<allocator<char>> = {<No data fields>}, _M_p = 0x22fd48 "ô!\002\020\001"}, static _S_empty_rep_storage = {0, 0, 0, 0}}, plnfilename={static npos = 4294967
295, _M_dataplus = {<allocator<char>> = {<No data fields>}, _M_p =  0x22fd38 "Ü!\002\020\00
1"}, static _S_empty_rep_storage = {0, 0, 0, 0}}) at main.cc:348
#4  0x0040719e in main (argc=8, argv=0x10022090) at main.cc:107
(gdb)

Thanks.


On Wed, 9 Apr 2003, Stefan Hetzl wrote:

> On Wednesday 09 April 2003 21:42, c0l...@bl... wrote:
> > Hello.  I've successfully compiled steghide 0.4.6b under cygwin; however,
> > when I try to use the resulting binary is segfaults on me.
> >
> > I'm using libmcrypt-2.57, libmash-0.8.18.
> >
> > I've tried embeding into a BMP and a JPEG, both segfault.
> >
> > Is anyone aware of any problems with running steghide under cygwin?
> It would help if you could provide a backtrace.
>
> Run steghide in gdb by invoking gdb ./steghide and run it with "run embed
> ...." and after it segfaults, type "bt".
>
> Regards,
> Stefan
>
>
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