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author | 2019-12-18 17:17:36 -0800 | |
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committer | 2019-12-18 17:17:36 -0800 | |
commit | 4a94c43323342f1522034d6566c5129a7386a0ab (patch) | |
tree | f25420395d337d74ddb93b24a6b06a353e13f5a7 /tools/testing/selftests/tpm2/tpm2.py | |
parent | Merge tag 'sound-5.5-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound (diff) | |
parent | tpm/tpm_ftpm_tee: add shutdown call back (diff) | |
download | linux-dev-4a94c43323342f1522034d6566c5129a7386a0ab.tar.xz linux-dev-4a94c43323342f1522034d6566c5129a7386a0ab.zip |
Merge tag 'tpmdd-next-20191219' of git://git.infradead.org/users/jjs/linux-tpmdd
Pull tpm fixes from Jarkko Sakkinen:
"Bunch of fixes for rc3"
* tag 'tpmdd-next-20191219' of git://git.infradead.org/users/jjs/linux-tpmdd:
tpm/tpm_ftpm_tee: add shutdown call back
tpm: selftest: cleanup after unseal with wrong auth/policy test
tpm: selftest: add test covering async mode
tpm: fix invalid locking in NONBLOCKING mode
security: keys: trusted: fix lost handle flush
tpm_tis: reserve chip for duration of tpm_tis_core_init
KEYS: asymmetric: return ENOMEM if akcipher_request_alloc() fails
KEYS: remove CONFIG_KEYS_COMPAT
Diffstat (limited to 'tools/testing/selftests/tpm2/tpm2.py')
-rw-r--r-- | tools/testing/selftests/tpm2/tpm2.py | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/tools/testing/selftests/tpm2/tpm2.py b/tools/testing/selftests/tpm2/tpm2.py index 828c18584624..d0fcb66a88a6 100644 --- a/tools/testing/selftests/tpm2/tpm2.py +++ b/tools/testing/selftests/tpm2/tpm2.py @@ -6,8 +6,8 @@ import socket import struct import sys import unittest -from fcntl import ioctl - +import fcntl +import select TPM2_ST_NO_SESSIONS = 0x8001 TPM2_ST_SESSIONS = 0x8002 @@ -352,6 +352,7 @@ def hex_dump(d): class Client: FLAG_DEBUG = 0x01 FLAG_SPACE = 0x02 + FLAG_NONBLOCK = 0x04 TPM_IOC_NEW_SPACE = 0xa200 def __init__(self, flags = 0): @@ -362,13 +363,27 @@ class Client: else: self.tpm = open('/dev/tpmrm0', 'r+b', buffering=0) + if (self.flags & Client.FLAG_NONBLOCK): + flags = fcntl.fcntl(self.tpm, fcntl.F_GETFL) + flags |= os.O_NONBLOCK + fcntl.fcntl(self.tpm, fcntl.F_SETFL, flags) + self.tpm_poll = select.poll() + def close(self): self.tpm.close() def send_cmd(self, cmd): self.tpm.write(cmd) + + if (self.flags & Client.FLAG_NONBLOCK): + self.tpm_poll.register(self.tpm, select.POLLIN) + self.tpm_poll.poll(10000) + rsp = self.tpm.read() + if (self.flags & Client.FLAG_NONBLOCK): + self.tpm_poll.unregister(self.tpm) + if (self.flags & Client.FLAG_DEBUG) != 0: sys.stderr.write('cmd' + os.linesep) sys.stderr.write(hex_dump(cmd) + os.linesep) |