Enclosed is a sample of a module that I am working on, hope
this helps...
Hopefully outlook wont kill it. It is not meant to necessarily
portable to other platforms, but just an example and hopefully
some input.
Mike
> -----Original Message-----
> From: Richard Levitte - VMS Whacker [mailto:[EMAIL PROTECTED]]
> Sent: Friday, February 11, 2000 12:53 PM
> To: [EMAIL PROTECTED]; [EMAIL PROTECTED]
> Cc: [EMAIL PROTECTED]
> Subject: Re: PERL Module Problem...
>
>
> madwolf> I have a problem while writing a PERL module. When I
> want to issue an
> madwolf> openssl command (that requires input) the following
> code (which works
> madwolf> in common PERL programs) does not pass the required
> input to openssl
> madwolf> so it waits for user input:
> madwolf>
> madwolf> open(FD, "|$command" ) || return;
> madwolf> ## Send Password
> madwolf> print FD "$passwd\n";
> madwolf>
> madwolf> ## Send Confirmation Password
> madwolf> print FD "$passwd\n";
> madwolf> close(FD);
> [...]
> madwolf> but it should not hang asking for passwd as I pass
> it to openssl with
> madwolf> the print command. What's wrong here in ??
>
> What's wrong is that you assume OpenSSL takes password input from
> standard input. This is not the case. Instead, a separate handle to
> the TTY is opened, and that is used as password input. Under Unix,
> the file used is "/dev/tty". Under DOS, it's "con", and under VMS
> it's "TT:".
>
> In the current snapshot of OpenSSL, there's a new parameter that gives
> you the possibility to give the password on the command line to most
> utilities that need it, called -passin, -passout, -passin and
> -envpassin.
> Check it out.
>
> BTW, I wonder if there shouldn't be a mechanism to get the password
> from stdin as well. '-passin -' or yet another switch, like
> '-pipepassin'? '-passin' has a real danger if you consider what 'ps'
> gives as output...
>
> --
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Certificate.pm
