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# SPDX-License-Identifier: BSD-3-Clause
source helpers.sh
cleanup() {
rm -f random.out
if [ "$1" != "no-shut-down" ]; then
shut_down
fi
}
trap cleanup EXIT
start_up
cleanup "no-shut-down"
# test file output
tpm2 getrandom -o random.out 32
s=`ls -l random.out | awk {'print $5'}`
test $s -eq 32
#test stdout
tpm2 getrandom --hex 4 > random.out
s=`ls -l random.out | awk {'print $5'}`
test $s -eq 8
yaml_verify random.out
# test stdout and -Q
tpm2 getrandom -Q --hex 4 > random.out
s=`ls -l random.out | awk {'print $5'}`
test $s -eq 0
# test if multiple sessions can be specified
tpm2 createprimary -C o -c prim.ctx -Q
tpm2 startauthsession -S audit_session.ctx --audit-session
tpm2 startauthsession -S enc_session.ctx --hmac-session --tpmkey-context prim.ctx
tpm2 sessionconfig enc_session.ctx --enable-encrypt
tpm2 getrandom 8 -S enc_session.ctx -S audit_session.ctx
# negative tests
trap - ERR
# larger than any known hash size should fail
tpm2 getrandom 2000 &> /dev/null
if [ $? -eq 0 ]; then
echo "tpm2 getrandom should fail with too big of request"
exit 1
fi
# verify that tpm2 getrandom requires a TCTI
./tools/tpm2 getrandom -T none &> /dev/null
if [ $? -eq 0 ]; then
echo "tpm2 getrandom should fail with tcti: \"none\""
exit 1
fi
exit 0
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