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Role: Refactor to load attributes on construction.

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This commit is contained in:
Chris PeBenito 2018-08-06 15:55:54 -04:00
parent 2d14f43540
commit 9f8bb014b8
1 changed files with 15 additions and 8 deletions
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23
setools/policyrep/role.pxi
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@ -23,27 +23,34 @@ cdef class Role(PolicySymbol):
"""A role.""" """A role."""
cdef sepol.role_datum_t *handle cdef:
uintptr_t key
str name
frozenset _types
@staticmethod @staticmethod
cdef factory(SELinuxPolicy policy, sepol.role_datum_t *symbol): cdef inline Role factory(SELinuxPolicy policy, sepol.role_datum_t *symbol):
"""Factory function for creating Role objects.""" """Factory function for creating Role objects."""
r = Role() cdef Role r = Role.__new__(Role)
r.policy = policy r.policy = policy
r.handle = symbol r.key = <uintptr_t>symbol
r.name = policy.role_value_to_name(symbol.s.value - 1)
r._types = frozenset(TypeEbitmapIterator.factory_from_set(policy, &symbol.types))
return r return r
def __str__(self): def __str__(self):
return self.policy.role_value_to_name(self.handle.s.value - 1) return self.name
def _eq(self, Role other): def _eq(self, Role other):
"""Low-level equality check (C pointers).""" """Low-level equality check (C pointers)."""
return self.handle == other.handle return self.key == other.key
@property @property
def dominated_roles(self): def dominated_roles(self):
"""The roles that this role dominates.""" """The roles that this role dominates."""
return RoleEbitmapIterator.factory(self.policy, &self.handle.dominates) # TODO: do dominated roles even work?
#return set(RoleEbitmapIterator.factory(self.policy, &self.handle.dominates))
return frozenset()
def expand(self): def expand(self):
"""Generator that expands this into its member roles.""" """Generator that expands this into its member roles."""
@ -51,7 +58,7 @@ cdef class Role(PolicySymbol):
def types(self): def types(self):
"""Generator which yields the role's set of types.""" """Generator which yields the role's set of types."""
return TypeEbitmapIterator.factory_from_set(self.policy, &self.handle.types) return iter(self._types)
def statement(self): def statement(self):
types = list(str(t) for t in self.types()) types = list(str(t) for t in self.types())