Mercurial > pysmcl
changeset 194:411188503c72
secret_if: use_range_within
For checking the appropriateness of the range of a condition
| author | Sigurd Meldgaard <stm@daimi.au.dk> |
|---|---|
| date | Wed, 16 Dec 2009 16:55:15 +0100 |
| parents | e603a159704a |
| children | 06e52f99cb67 |
| files | pysmcl/secret_ifs.py |
| diffstat | 1 files changed, 2 insertions(+), 2 deletions(-) [+] |
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--- a/pysmcl/secret_ifs.py Wed Dec 16 16:54:07 2009 +0100 +++ b/pysmcl/secret_ifs.py Wed Dec 16 16:55:15 2009 +0100 @@ -8,7 +8,7 @@ import pysmcl.ast_wrapper as ast import pysmcl.secret_annotator import pysmcl.setup -from pysmcl.range_analysis import RangeVisitor +from pysmcl.range_analysis import RangeVisitor, interval_within from pysmcl.util import error @@ -106,7 +106,7 @@ self.generic_visit(node) if(pysmcl.secret_annotator.expr_secret(node.test)): range_visitor = RangeVisitor(pysmcl.setup.Zp.modulus, node.in_values["range"]) - if range_visitor.visit(node.test) != (0,1): + if not interval_within(range_visitor.visit(node.test), (0,1)): error("The condition cannot be proven to be in the range (0, 1)", node.test) self.changed = True replacement = []