Esys: Require software random values
Esys: Require software random values

During pk_encrypt we will generate random values
for the key as well as the OAEP padding.
We need to ensure that we use a CPU-based random
function and don't load things from a TPM since
that would defeat the purpose of an encrypted
salt.

Signed-off-by: Andreas Fuchs <622ac2c25087201462d23b927a044354eba8dded@sit.fraunhofer.de>

01org/tpm2-tss,01org/tpm2-tss,01org/TPM2.0-TSS,01org/TPM2.0-TSS,tpm2-software/tpm2-tss,tpm2-software/tpm2-tss,01org/tpm2-tss,01org/TPM2.0-TSS,01org/TPM2.0-TSS,tpm2-software/tpm2-tss