[so] [Tema2][Linux] Problema decriptari consecutive

[Alexandra Ghecenco]

Solved :) Inainte sa mapez segmentul de memorie partajata peste un 
pointer, nu alocam suficienta memorie pentru el. Works now :D

On 04/08/2012 03:22 PM, Alexandra Ghecenco wrote:
> On 04/08/2012 12:50 AM, Razvan Crainea wrote:
>> On Fri, Apr 6, 2012 at 9:28 PM, Alexandra Ghecenco
>> <alexandra.ghecenco at gmail.com>  wrote:
>>> Buna,
>>>
>>> Am o problema bizara la decriptari consecutive pe aceleasi date. Am
>>> constatat-o facand debug pentru alte probleme legate tot de 
>>> decriptare (bad
>>> magic number, bad decrypt etc).
>>> De exemplu:
>>>
>>> student at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> student at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> student at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> teststudent at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> teststudent at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> teststudent at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> student at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> teststudent at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> student at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> student at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> student at spook:~/2/src$ ./client "test" "mq_test" 1 2 3 4 3 2 1 -1
>>> ^C
>>> student at spook:~/2/src$
>>>
>>> La ultima rulare, a dat seg fault in gateway. De fiecare data cand a 
>>> gresit
>>> decriptarea, in cel putin unul din server-ele 2, 3 si 4 aparea:
>>>   digital envelope routines:EVP_DecryptFinal_ex:bad 
>>> decrypt:evp_enc.c:330:
>>>
>>> Are cineva vreo idee de ce se intampla asa? :)
>>>
>>   Bună, Alexandra!
>>
>> Ai verificat [1]?
>>
>> [1] http://elf.cs.pub.ro/so/wiki/teme/tema-2#faq
>>
> Buna!
>
> Da, am verificat, citesc cati octeti trebuie, iar inainte sa scriu 
> zero-izez ca sa nu ramana in plus (si oricum scriu dimensiunea sirului 
> inainte de sirul propriu-zis, deci stiu cat am de citit). Ceea ce nu 
> reusesc sa-mi explic e de ce *uneori* functioneaza si alteori nu. Daca 
> facea ceva gresit, nu ar fi trebuit sa dea eroare la decriptare de 
> fiecare data?
>
> Multumesc!