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Issue #15144: Fix possible integer overflow when handling pointers as integer values, by using Py_uintptr_t instead of size_t.

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Patch by Serhiy Storchaka.
This commit is contained in:
Antoine Pitrou 2012-09-20 20:56:47 +02:00
parent 1c47222a25
commit ca8aa4acf6
11 changed files with 44 additions and 45 deletions
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9
Include/objimpl.h
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@ -181,12 +181,9 @@ PyAPI_FUNC(PyVarObject *) _PyObject_NewVar(PyTypeObject *, Py_ssize_t);
#endif
#define _PyObject_VAR_SIZE(typeobj, nitems) \
(size_t) \
( ( (typeobj)->tp_basicsize + \
(nitems)*(typeobj)->tp_itemsize + \
(SIZEOF_VOID_P - 1) \
) & ~(SIZEOF_VOID_P - 1) \
)
_Py_SIZE_ROUND_UP((typeobj)->tp_basicsize + \
(nitems)*(typeobj)->tp_itemsize, \
SIZEOF_VOID_P)
#define PyObject_NEW(type, typeobj) \
( (type *) PyObject_Init( \