NAME

       Tspi_ChangeAuth - change the authorization data of an entity.

SYNOPSIS

       #include <tss/platform.h>
       #include <tss/tcpa_defines.h>
       #include <tss/tcpa_typedef.h>
       #include <tss/tcpa_struct.h>
       #include <tss/tss_typedef.h>
       #include <tss/tss_structs.h>
       #include <tss/tspi.h>

       TSS_RESULT Tspi_ChangeAuth(TSS_HOBJECT hObjectToChange, TSS_HOBJECT hParentObject,
                                  TSS_HPOLICY hNewPolicy );

DESCRIPTION

       Tspi_ChangeAuth  changes the authorization data (secret) of an entity (object) and assigns
       the object to the policy object.  All  classes  using  secrets  provide  this  method  for
       changing their authorization data.

PARAMETERS

   hObjectToChange
       Handle of the object to change authorization for.

   hParentObject
       Handle of the parent object wrapping the object addressed by hObjectToChange.

   hNewPolicy
       Handle of the policy object providing the new authorization data.

RETURN CODES

       Tspi_ChangeAuth  returns  TSS_SUCCESS on success,otherwise one of the following values are
       returned:

       TSS_E_INVALID_HANDLE - Either hObjectToChange, or hParentObject are not a valid handle.

       TSS_E_INTERNAL_ERROR - An error occurred internal to the TSS.

CONFORMING TO

       Tspi_ChangeAuth conforms to the Trusted Computing Group Software Specification version 1.1
       Golden

SEE ALSO

       Tspi_ChangeAuthAsym(3).