Re: smbk5pwd crash for missing symbol

[Love Hörnquist Åstrand <lha@kth.se>]

26 maj 2008 kl. 08.27 skrev Guillaume Rousse:

> Hello list(s).
>
> I'm having a crash as soon as I attempt to change my password when  
> smbk5pwd is activating. strace shows an unresolved symbol in  
> smbk5pwd.so:  _kadm5_free_keys
>
> Heimdal source code shows this function is defined in libkadm5srv.so  
> (/usr/lib/libkadm5srv.so.8.0.1) for heimdal 1.1. But this seems to  
> be a private symbol, as objdump -T doesn't list it. Looking at  
> heimdal Makefile.am, it seems a special configuration file is used  
> (lib/krb5/version-script.map) to filter exported symbols, if linker  
> support the use of -Wl,--version-script option. I couldn't find any  
> description  of this option.
>
> Is this possible smbk5pwd author would have by mistake used a  
> private function, only working because he build heimdal on a host  
> whose linker doesn't support --version-script option ?
>
> I'm using heimdal 1.1 and openldap 2.4.8 on mandriva linux.


I unexported the function since there was no function that returned  
key set-data.

Same goes for _kadm5_set_keys() that also is an internal function.

Since 1.0 you can use hdb_generate_key_set_password and hdb_free_keys  
to generate the key data.

Love