telnetd

[Fernando RUIZ CASAS]

Hi,
   But you must put attention.

   When the session is closed a delete_task_var in 
automatic free when close can crash the memory.
   This is a bad behavior for this option.

See you.

Fernando RUIZ.


On Thu, 16 Sep 2004 12:06:03 -0500
  "Joel Sherrill <joel at OARcorp.com>" 
<joel.sherrill at OARcorp.com> wrote:
> Steve Holle wrote:
>> Can anyone tell me how to enable telnetd ?  I've used 
>>the same technique 
>> I used on the other network functions as shown in the 
>>code below :
>> 
>>         #ifdef ENABLE_NETWORKING
>>                 std::cout << "  Starting  : Network 
>>Initialization..." 
>> << std::endl ;
>>                 std::cout.flush() ;
>>           rtems_bsdnet_initialize_network ();
>>                 std::cout << "  Completed : Network 
>>Initialization." << 
>> std::endl << std::endl ;
>>                 std::cout.flush() ;
>>         #endif
>> 
>>         #ifdef ENABLE_FTPD
>>                 std::cout << "  Starting  : FTP 
>>Initialization..." << 
>> std::endl ;
>>                 std::cout.flush() ;
>>           rtems_initialize_ftpd();
>>                 std::cout << "  Completed : FTP 
>>Initialization." << 
>> std::endl ;
>>                 std::cout.flush() ;
>>                 unsigned long temp = (unsigned 
>>long)&TARFILE_SIZE ;
>>           status = Untar_FromMemory((unsigned char 
>>*)(&TARFILE_START), 
>> temp);
>>         #endif
>> 
>> 
>>         #ifdef ENABLE_WEB_SERVER
>>                 std::cout << "  Starting  : Webserver 
>>Initialization..." 
>> << std::endl ;
>>                 std::cout.flush() ;
>>           rtems_initialize_webserver();
>>                 std::cout << "  Completed : Webserver 
>>Initialization." 
>> << std::endl ;
>>                 std::cout.flush() ;
>>         #endif
>> 
>>         #ifdef ENABLE_TELNETD_SERVER
>>                 int rtems_initialize_telnetd ( void ) ;
>>                 std::cout << "  Starting  : Telnet 
>>Initialization..." << 
>> std::endl ;
>>                 std::cout.flush() ;
>>           rtems_initialize_telnetd();
>>                 std::cout << "  Completed : Telnet 
>>Initialization." << 
>> std::endl ;
>>                 std::cout.flush() ;
>>         #endif
>> 
>> 
>> I can find the source for rtems_initialize_telnetd  in 
>>the source tree 
>> but when I try to build I get the following error :
>> 
>> 
>> C++ compiling /tcb2/source/BuildDateTime.cc...
>> Creating tcb2-debug.elf (linking)...
>> ConfigureNetwork.o: In function `ConfigureNetwork()':
>> ConfigureNetwork.o(.text+0x654): undefined reference to 
>> `rtems_initialize_telnet
>> d()'
>> collect2: ld returned 1 exit status
>> make[1]: *** [tcb2-debug.elf] Error 1
>> make: *** [build] Error 2
>> 
>> It appears that telnetd is not included in the rtems 
>>build but I can't 
>> figure out how to get it included.
>> 
>> Any ideas?
> 
> None here.  I just checked some build logs on the 4.6 
>tree and
> telnetd.c is definitely being compiled.  The call is 
>there.
> 
> Can you do something like this?
> 
> XXX-rtems-nm --extern-only .../librtemsbsp.a | grep 
>telnet
> 
> /opt/rtems-4.6/bin/mips-rtems-nm --extern-only 
>/opt/rtems-4.6/mips-rtems/jmr3904/lib/librtemsbsp.a | 
>grep telnet
> telnetd.o:
> 000002a0 T main_telnetd
> 00000374 T register_telnetd
> 000001b8 T rtems_initialize_telnetd
> 00000000 T rtems_task_telnetd
> 00000004 D telnetd_stack_size
> 00000000 D telnetd_task_id
> 00000008 D telnetd_task_priority
> 
> So that symbol is definitely in the mips/jmr3904 I had 
>installed.
> 
>> Steve Holle
>> Link Communications, Inc.
>> 1035 Cerise Rd.
>> Billings, MT  59101
>> sholle at link-comm.com 
> 
> 
> -- 
> Joel Sherrill, Ph.D.             Director of Research & 
>Development
> joel at OARcorp.com                 On-Line Applications 
>Research
> Ask me about RTEMS: a free RTOS  Huntsville AL 35805
>    Support Available             (256) 722-9985
> 

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