diff options
| -rw-r--r-- | Python/import.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/Python/import.c b/Python/import.c index b2d7511..892f3d1 100644 --- a/Python/import.c +++ b/Python/import.c @@ -2197,21 +2197,21 @@ static PyObject * _imp_source_hash_impl(PyObject *module, long key, Py_buffer *source) /*[clinic end generated code: output=edb292448cf399ea input=9aaad1e590089789]*/ { - uint64_t hash = _Py_KeyedHash((uint64_t)key, source->buf, source->len); + union { + uint64_t x; + char data[sizeof(uint64_t)]; + } hash; + hash.x = _Py_KeyedHash((uint64_t)key, source->buf, source->len); #if !PY_LITTLE_ENDIAN // Force to little-endian. There really ought to be a succinct standard way // to do this. - union { - uint64_t x; - unsigned char data[sizeof(uint64_t)]; - } pun; - pun.x = hash; - for (size_t i = 0; i < sizeof(pun.data); i++) { - pun.data[sizeof(pun.data) - i - 1] = pun.data[i]; + for (size_t i = 0; i < sizeof(hash.data)/2; i++) { + char tmp = hash.data[i]; + hash.data[i] = hash.data[sizeof(hash.data) - i - 1]; + hash.data[sizeof(hash.data) - i - 1] = tmp; } - hash = pun.x; #endif - return PyBytes_FromStringAndSize((const char *)&hash, sizeof(hash)); + return PyBytes_FromStringAndSize(hash.data, sizeof(hash.data)); } |