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authorGeorg Brandl <georg@python.org>2012-02-20 21:31:46 +0100
committerGeorg Brandl <georg@python.org>2012-02-20 21:31:46 +0100
commit09a7c72cad48f568e0781541167cf9ea6a3f0760 (patch)
treed925894bfc3662e33c03ff7b6b2c5e9e38749b73 /Objects/object.c
parentfee358b0df547e9451cfb0b3d25980e6cc7177cc (diff)
parent2daf6ae2495c862adf8bc717bfe9964081ea0b10 (diff)
downloadcpython-git-09a7c72cad48f568e0781541167cf9ea6a3f0760.tar.gz
Merge from 3.1: Issue #13703: add a way to randomize the hash values of basic types (str, bytes, datetime)
in order to make algorithmic complexity attacks on (e.g.) web apps much more complicated. The environment variable PYTHONHASHSEED and the new command line flag -R control this behavior.
Diffstat (limited to 'Objects/object.c')
-rw-r--r--Objects/object.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/Objects/object.c b/Objects/object.c
index 694e7e719e..84ec2f34f5 100644
--- a/Objects/object.c
+++ b/Objects/object.c
@@ -754,6 +754,8 @@ PyObject_HashNotImplemented(PyObject *v)
return -1;
}
+_Py_HashSecret_t _Py_HashSecret;
+
Py_hash_t
PyObject_Hash(PyObject *v)
{