I finally found What mistake I was making and really was stupid, I had
changed my
TESTSUITE_SRK_SECRET to SRK_SECRET and the same for owner secret and
I was exporting TESTSUITE_SRK_SECRET as environment variables.
Thanx alot Hal
On Tue, Jun 29, 2010 at 11:16 PM, Hal Finney <[email protected]> wrote:
> I double checked and no, you can't use Tspi_Key_CreateKey() to create
> identity keys. That calls the TPM function TPM_CreateWrapKey and at
> step 6 of the description it says:
>
> 1258 6. Validate key parameters
> 1259 a. keyInfo -> keyUsage MUST NOT be
> TPM_KEY_IDENTITY
> 1260 TPM_KEY_AUTHCHANGE. If it is, return TPM_INVALID_KEYUSAGE
>
> In other words, the new key type is not allowed to be TPM_KEY_IDENTITY.
>
> This is actually important for the TPM security model as TPM owner
> authorization is needed to create identity keys. Unauthorized software
> is not supposed to be able to create them.
>
> You say it worked before? Maybe you were using a TPM emulator which
> did not enforce this restriction. Maybe since your upgrade you got a
> newer version of the emulator that does enforce it, or maybe you are
> using the TPM hardware.
>
> Hal Finney
>
> On Mon, Jun 28, 2010 at 11:25 PM, waqar afridi <[email protected]>
> wrote:
> > I already have Done it and It Ran Successfully, I was using ubuntu 9.04
> and
> > then I upgraded to Ubuntu 10.04 and It stoped working, I Have also reset
> my
> > TPM and due to this reason I used TPM Emulator....
> >
> > On Tue, Jun 29, 2010 at 10:26 AM, Hal Finney <[email protected]>
> wrote:
> >>
> >> I don't think you can create an identity key using the CreateKey()
> >> function. You have to use CollateIdentityRequest().
> >>
> >> Hal Finney
> >>
> >> On Monday, June 28, 2010, waqar afridi <[email protected]> wrote:
> >> > Hello all
> >> >
> >> > I am trying to created a utility that generates a TPM Quote (most of
> the
> >> > code was taken from test suites) but I am unable to execute the
> following
> >> > function
> >> >
> >> >
> >> >
> >> >
> >> > Tspi_Key_CreateKey(hIdentKey, hSRK, 0);
> >> > I have installed the Trousers and TPM tools from source, I also have
> TPM
> >> > hardware and TPM Emulator.
> >> >
> >> >
> >
> >
> >
> > --
> > Waqar Afridi
> >
>
--
Waqar Afridi
Android Developer
SERG IM|Sciences
waqarafridi.wordpress.com
http://pk.linkedin.com/pub/waqar-afridi/15/98/494
http://imsciences.edu.pk/serg/?page_id=376
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