Author: aitor Date: To: dng Subject: Re: [DNG] May I use Netaid source as an example of good code?
On 2/8/21 0:41, aitor wrote: >
> On 1/8/21 19:20, aitor wrote:
>> After that, the suid binary can check _whether or not_ the emited
>> signal has been received. If yes, both
>> the gui and the suid will communicate each other through a unix
>> socket or a fifo to know what to do.
> Better said, the suid binary can check whether or not the gui has
> handled the signal as expected because
> the default behavior of SIGUSR1 (User defined signal 1) is to
> terminate the process. See the table at the
> end of the link:
> https://en.wikipedia.org/wiki/Signal_(IPC)#POSIX_signals > <https://en.wikipedia.org/wiki/Signal_(IPC)#POSIX_signals>
> I.e., when such a intruder is acting the
> PSTAT_BINARY="SOMEWHERE_DEFINED_NAME" with process ID="PID"
> no longer exists.
> Sorry for the "Re: [DNG] [SPAM] Re: ... " in the subject :(
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