On Thu, 2020-01-23 at 16:17 +0000, Sam Jenkins wrote:
> Hi Debbie,
> 
> I should have emailed in again as I have managed to get around this
> issue.
> It seems like it was being caused indirectly by me not properly set
> up the owner key.
> 
> Sorry for not stating as much.
> 
> Would you be willing to help me with a different issue I've run into
> while trying use unseal?
> If you wouldn't mind I can post the code as well as the different
> outputs I've been getting from it?

Sure, feel free to post it (with updated subject line if it is no
longer an issue with Tspi_LoadKeyByUUID).


> 
> On Thu, 23 Jan 2020 at 10:16, Debora Velarde Babb <
> [email protected]> wrote:
> > On Sat, 2020-01-04 at 10:03 +0000, Sam Jenkins via TrouSerS-users
> > wrote:
> > > Hi there,
> > > I've been trying to setup a short program to seal and unseal a
> > file
> > > using the TSPI library, and seem to have run into a wall, when I
> > try
> > > to load the key in by uuid I keep getting an error of 12556,
> > which
> > > from what I've looked up, is TSS_E_INVALID_OBJECT_INITFLAG But I
> > > havn't been able to fix it by changing round the object flags
> > etc.
> > > I'll post my code below up to the point where the error's
> > occuring,
> > > any help would be much appreciated.
> > 
> > Hi Sam,
> > 
> > Are you able to also please share the output as well?
> > 
> > Thanks,
> > Debbie
> > 
> > > 
> > > int main(int argc, const char argv[]) {
> > >   TSS_HCONTEXT hContext;
> > >   TSS_RESULT result;
> > >   TSS_HTPM hTPM = 0;
> > >   TSS_UUID thisID = {9};
> > >   TSS_HKEY hKey, hSRK;
> > >   TSS_UUID SRK_UUID = TSS_UUID_SRK;
> > >   UINT32 pcrs[8] = {0, 1, 2, 3, 4, 5, 6, 7};
> > >   Tspi_Context_Create(&hContext);
> > >   /* Connect to the local TCS provider */
> > >   Tspi_Context_Connect(hContext, NULL);
> > >   Tspi_Context_GetTpmObject(hContext, &hTPM);
> > >   keySetup(&hContext);
> > >   printf(
> > >       "%u is load error\n",
> > >       Tspi_Context_LoadKeyByUUID(hContext, TSS_PS_TYPE_SYSTEM,
> > > thisID,  &hKey));
> > >   sealFile(&hContext, &hTPM, "test.txt", hKey, pcrs, 8);
> > >   unsealFile(&hContext, "test.txt", hKey);
> > >   Tspi_Context_FreeMemory(hContext, NULL);
> > >   result = Tspi_Context_Close(hContext);
> > >   if (result == TSS_SUCCESS) {
> > >     printf("succesfully close context\n");
> > >   } else {
> > >     return 0;
> > >   }
> > >   return 0;
> > > }
> > > 
> > > 
> > > int keySetup(TSS_HCONTEXT *hContext) {
> > > 
> > >   TSS_UUID SRK_UUID = TSS_UUID_SRK;
> > >   TSS_UUID thisID = {9};
> > >   TSS_FLAG initFlags;
> > >   TSS_HKEY hSRK, hKey, temp;
> > >   TSS_HPOLICY hPolicy;
> > >   initFlags = TSS_KEY_TYPE_STORAGE | TSS_KEY_SIZE_2048 |
> > >               TSS_KEY_NO_AUTHORIZATION | TSS_KEY_NOT_MIGRATABLE;
> > > 
> > >   /* Load the new key’s parent key, the Storage Root Key */
> > >   Tspi_Context_LoadKeyByUUID(*hContext, TSS_PS_TYPE_SYSTEM,
> > SRK_UUID,
> > > &hSRK);
> > >   /* Create the software key object */
> > >   Tspi_Context_CreateObject(*hContext, TSS_OBJECT_TYPE_RSAKEY,
> > > initFlags,
> > >                             &hKey);
> > >   Tspi_Key_CreateKey(hKey, hSRK, 0);
> > >   Tspi_Context_UnregisterKey(*hContext, TSS_PS_TYPE_SYSTEM,
> > thisID,
> > > &temp);
> > >   printf("%u is register error\n",
> > >          Tspi_Context_RegisterKey(*hContext, hKey,
> > > TSS_PS_TYPE_SYSTEM, thisID,
> > >                                   TSS_PS_TYPE_SYSTEM, SRK_UUID));
> > >   return 0;
> > > }
> > > _______________________________________________
> > > TrouSerS-users mailing list
> > > [email protected]
> > > https://lists.sourceforge.net/lists/listinfo/trousers-users
> > 
> > 
> 
> 



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