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SELinuxPolicy: Revise copy methods to not copy.

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This commit is contained in:
Chris PeBenito 2018-08-06 15:33:51 -04:00
parent 6f43c9deeb
commit 281e9dd6ce
1 changed files with 7 additions and 24 deletions
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31
setools/policyrep/selinuxpolicy.pxi
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@ -88,31 +88,14 @@ cdef class SELinuxPolicy:
def __str__(self):
return self.path
def __copy__(self):
# Do not copy.
return self
def __deepcopy__(self, memo):
# shallow copy as all of the members are immutable
cdef SELinuxPolicy newobj
newobj = SELinuxPolicy.__new__()
newobj.handle = self.handle
newobj.path = self.path
newobj.log = self.log
memo[id(self)] = newobj
return newobj
def __getstate__(self):
return (self.policy, self.path, self.log, self._pickle())
def __setstate__(self, state):
self.policy = state[0]
self.path = state[1]
self.log = state[2]
self._unpickle(state[3])
cdef bytes _pickle(self):
return <bytes>(<char *>self.handle)
cdef _unpickle(self, bytes handle):
memcpy(&self.handle, <char *>handle, sizeof(sepol.sepol_policydb*))
# Do not copy.
memo[id(self)] = self
return self
#
# Policy loading functions