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-rw-r--r--tools/testing/selftests/tpm2/tpm2.py56
1 files changed, 29 insertions, 27 deletions
diff --git a/tools/testing/selftests/tpm2/tpm2.py b/tools/testing/selftests/tpm2/tpm2.py
index d0fcb66a88a6..f34486cd7342 100644
--- a/tools/testing/selftests/tpm2/tpm2.py
+++ b/tools/testing/selftests/tpm2/tpm2.py
@@ -247,14 +247,14 @@ class ProtocolError(Exception):
class AuthCommand(object):
"""TPMS_AUTH_COMMAND"""
- def __init__(self, session_handle=TPM2_RS_PW, nonce='', session_attributes=0,
- hmac=''):
+ def __init__(self, session_handle=TPM2_RS_PW, nonce=bytes(),
+ session_attributes=0, hmac=bytes()):
self.session_handle = session_handle
self.nonce = nonce
self.session_attributes = session_attributes
self.hmac = hmac
- def __str__(self):
+ def __bytes__(self):
fmt = '>I H%us B H%us' % (len(self.nonce), len(self.hmac))
return struct.pack(fmt, self.session_handle, len(self.nonce),
self.nonce, self.session_attributes, len(self.hmac),
@@ -268,11 +268,11 @@ class AuthCommand(object):
class SensitiveCreate(object):
"""TPMS_SENSITIVE_CREATE"""
- def __init__(self, user_auth='', data=''):
+ def __init__(self, user_auth=bytes(), data=bytes()):
self.user_auth = user_auth
self.data = data
- def __str__(self):
+ def __bytes__(self):
fmt = '>H%us H%us' % (len(self.user_auth), len(self.data))
return struct.pack(fmt, len(self.user_auth), self.user_auth,
len(self.data), self.data)
@@ -296,8 +296,9 @@ class Public(object):
return '>HHIH%us%usH%us' % \
(len(self.auth_policy), len(self.parameters), len(self.unique))
- def __init__(self, object_type, name_alg, object_attributes, auth_policy='',
- parameters='', unique=''):
+ def __init__(self, object_type, name_alg, object_attributes,
+ auth_policy=bytes(), parameters=bytes(),
+ unique=bytes()):
self.object_type = object_type
self.name_alg = name_alg
self.object_attributes = object_attributes
@@ -305,7 +306,7 @@ class Public(object):
self.parameters = parameters
self.unique = unique
- def __str__(self):
+ def __bytes__(self):
return struct.pack(self.__fmt(),
self.object_type,
self.name_alg,
@@ -343,7 +344,7 @@ def get_algorithm(name):
def hex_dump(d):
d = [format(ord(x), '02x') for x in d]
- d = [d[i: i + 16] for i in xrange(0, len(d), 16)]
+ d = [d[i: i + 16] for i in range(0, len(d), 16)]
d = [' '.join(x) for x in d]
d = os.linesep.join(d)
@@ -401,7 +402,7 @@ class Client:
pcrsel_len = max((i >> 3) + 1, 3)
pcrsel = [0] * pcrsel_len
pcrsel[i >> 3] = 1 << (i & 7)
- pcrsel = ''.join(map(chr, pcrsel))
+ pcrsel = ''.join(map(chr, pcrsel)).encode()
fmt = '>HII IHB%us' % (pcrsel_len)
cmd = struct.pack(fmt,
@@ -443,7 +444,7 @@ class Client:
TPM2_CC_PCR_EXTEND,
i,
len(auth_cmd),
- str(auth_cmd),
+ bytes(auth_cmd),
1, bank_alg, dig)
self.send_cmd(cmd)
@@ -457,7 +458,7 @@ class Client:
TPM2_RH_NULL,
TPM2_RH_NULL,
16,
- '\0' * 16,
+ ('\0' * 16).encode(),
0,
session_type,
TPM2_ALG_NULL,
@@ -472,7 +473,7 @@ class Client:
for i in pcrs:
pcr = self.read_pcr(i, bank_alg)
- if pcr == None:
+ if pcr is None:
return None
x += pcr
@@ -489,7 +490,7 @@ class Client:
pcrsel = [0] * pcrsel_len
for i in pcrs:
pcrsel[i >> 3] |= 1 << (i & 7)
- pcrsel = ''.join(map(chr, pcrsel))
+ pcrsel = ''.join(map(chr, pcrsel)).encode()
fmt = '>HII IH%usIHB3s' % ds
cmd = struct.pack(fmt,
@@ -497,7 +498,8 @@ class Client:
struct.calcsize(fmt),
TPM2_CC_POLICY_PCR,
handle,
- len(dig), str(dig),
+ len(dig),
+ bytes(dig),
1,
bank_alg,
pcrsel_len, pcrsel)
@@ -534,7 +536,7 @@ class Client:
self.send_cmd(cmd)
- def create_root_key(self, auth_value = ''):
+ def create_root_key(self, auth_value = bytes()):
attributes = \
Public.FIXED_TPM | \
Public.FIXED_PARENT | \
@@ -570,11 +572,11 @@ class Client:
TPM2_CC_CREATE_PRIMARY,
TPM2_RH_OWNER,
len(auth_cmd),
- str(auth_cmd),
+ bytes(auth_cmd),
len(sensitive),
- str(sensitive),
+ bytes(sensitive),
len(public),
- str(public),
+ bytes(public),
0, 0)
return struct.unpack('>I', self.send_cmd(cmd)[10:14])[0]
@@ -587,7 +589,7 @@ class Client:
attributes = 0
if not policy_dig:
attributes |= Public.USER_WITH_AUTH
- policy_dig = ''
+ policy_dig = bytes()
auth_cmd = AuthCommand()
sensitive = SensitiveCreate(user_auth=auth_value, data=data)
@@ -608,11 +610,11 @@ class Client:
TPM2_CC_CREATE,
parent_key,
len(auth_cmd),
- str(auth_cmd),
+ bytes(auth_cmd),
len(sensitive),
- str(sensitive),
+ bytes(sensitive),
len(public),
- str(public),
+ bytes(public),
0, 0)
rsp = self.send_cmd(cmd)
@@ -635,7 +637,7 @@ class Client:
TPM2_CC_LOAD,
parent_key,
len(auth_cmd),
- str(auth_cmd),
+ bytes(auth_cmd),
blob)
data_handle = struct.unpack('>I', self.send_cmd(cmd)[10:14])[0]
@@ -653,7 +655,7 @@ class Client:
TPM2_CC_UNSEAL,
data_handle,
len(auth_cmd),
- str(auth_cmd))
+ bytes(auth_cmd))
try:
rsp = self.send_cmd(cmd)
@@ -675,7 +677,7 @@ class Client:
TPM2_CC_DICTIONARY_ATTACK_LOCK_RESET,
TPM2_RH_LOCKOUT,
len(auth_cmd),
- str(auth_cmd))
+ bytes(auth_cmd))
self.send_cmd(cmd)
@@ -693,7 +695,7 @@ class Client:
more_data, cap, cnt = struct.unpack('>BII', rsp[:9])
rsp = rsp[9:]
- for i in xrange(0, cnt):
+ for i in range(0, cnt):
handle = struct.unpack('>I', rsp[:4])[0]
handles.append(handle)
rsp = rsp[4:]