I wouldn't call the 0x0f thing a bug. It is a byte oriented op which
only effects the LSB of the operand. So the disassembly is technically
correct IMO.

On Sat, Nov 15, 2008 at 9:11 PM, pancake <[EMAIL PROTECTED]> wrote:
>> Finally I decided to spend some time playing with radare :) This was
>> on my TODO for a long time.
>>
>> Anyway, I have a few notes after some short usage time:
>>
>> 1) Building from sources using ACR (i.e. ./configure ... ; make)
>> always fails on my Ubuntu (Hardy) system while compiling grava (it
>> cannot find some GTK headers and also some GUI headers, even though I
>> used --without-gui in configure). I had to fiddle with CFLAGS to make
>> it build properly.
>
> Mmh, do you have vte-dev and gtk-dev ? there are no more dependencies for
> the gui. But i will have to drop the vte dependency probably.
>
> Can you provide me some feedback of the errors? I had no problems with
> any of my boxes :/
>
>> 2) I tried a simple session with /bin/ls. Steps followed:
>>
>> - set .radarerc to:
>>
>> eval scr.color = true
>> eval asm.syntax = intel
>> eval file.analyze = true
>> eval file.id = true
>> eval file.flag = true
>
> its ok
>
>> - start radare with "radare /bin/ls"
>> - disassemble with "pd". Here are the first lines of what I get:
>>           ; [13] 0x08049a80 size=00066748 align=0x00000010 r-x .text
>> ..........
>>
>> Note the instruction at 0x08049A85. While on radare it translates to
>> "and esp, 0xf0", on objdump (and HT) it is "and    esp,0xfffffff0".
>> Also note the instruction at 0x08049A9C. While on radare it is "call
>> 0x8049635", on objdump/HT, it is "call   0x8049630".
>
> Yeah the 0xf0 is a bug reported in TODO. But I'm now investigating about the
> source of this problem in udis86, I will hopefully push a fix for this
> before monday.. but upgrading udis86 doesnt seems to be easy. And we should
> probably need to wait for the upcomming "libr" to handle this properly.
>
> These bugs will force me to release a 1.1 :)
>
> The call bug it is fixed in the mercurial repo (thanks Nibble for the fast
> response :)
>
>> I'm using radare 1.0.
>>
>> Keep up the good work!
>
> Thanks for the feedback! Nibble is looking to fix these bugs, and I hope to
> have the 0xf0 bug fixed soon. Let see if its fixed in udis-1.7 or it was just
> a bug in my integration or what the fuck :)
>
> I have uploaded a new snapshot at
>  http://www.radare.org/get/radare-20081116.tar.gz
>
> But I recommend you to always check from the mercurial repository.
>
> Enjoy!
>
>  --pancake
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