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When accessing the .value attribute of a c_wchar_p instance, and the

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instance does not point to a valid wchar_t zero-terminated string,
raise a ValueError.  c_char_p does this already.

The ValueError message now contains the correct pointer address.

Will backport to release25-maint.
This commit is contained in:
Thomas Heller 2007-04-30 16:04:57 +00:00
parent 5a901bd3cc
commit 68bb9a1418
1 changed files with 11 additions and 3 deletions
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14
Modules/_ctypes/cfield.c
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@ -1366,7 +1366,7 @@ z_get(void *ptr, unsigned size)
if (IsBadStringPtrA(*(char **)ptr, -1)) {
PyErr_Format(PyExc_ValueError,
"invalid string pointer %p",
ptr);
*(char **)ptr);
return NULL;
}
#endif
@ -1451,9 +1451,17 @@ Z_get(void *ptr, unsigned size)
{
wchar_t *p;
p = *(wchar_t **)ptr;
if (p)
if (p) {
#if defined(MS_WIN32) && !defined(_WIN32_WCE)
if (IsBadStringPtrW(*(wchar_t **)ptr, -1)) {
PyErr_Format(PyExc_ValueError,
"invalid string pointer %p",
*(wchar_t **)ptr);
return NULL;
}
#endif
return PyUnicode_FromWideChar(p, wcslen(p));
else {
} else {
Py_INCREF(Py_None);
return Py_None;
}