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-rw-r--r--Lib/test/test_structmembers.py28
-rw-r--r--Misc/NEWS3
-rw-r--r--Modules/_testcapimodule.c11
-rw-r--r--Objects/longobject.c25
-rw-r--r--Python/structmember.c7
5 files changed, 61 insertions, 13 deletions
diff --git a/Lib/test/test_structmembers.py b/Lib/test/test_structmembers.py
index 17ca2ac..9d82f38 100644
--- a/Lib/test/test_structmembers.py
+++ b/Lib/test/test_structmembers.py
@@ -3,7 +3,8 @@ from _testcapi import _test_structmembersType, \
SHRT_MAX, SHRT_MIN, USHRT_MAX, \
INT_MAX, INT_MIN, UINT_MAX, \
LONG_MAX, LONG_MIN, ULONG_MAX, \
- LLONG_MAX, LLONG_MIN, ULLONG_MAX
+ LLONG_MAX, LLONG_MIN, ULLONG_MAX, \
+ PY_SSIZE_T_MAX, PY_SSIZE_T_MIN
import warnings, unittest, sys
from test import support
@@ -17,6 +18,7 @@ ts=_test_structmembersType(False, # T_BOOL
6, # T_UINT
7, # T_LONG
8, # T_ULONG
+ 23, # T_PYSSIZET
9.99999,# T_FLOAT
10.1010101010, # T_DOUBLE
"hi" # T_STRING_INPLACE
@@ -63,6 +65,12 @@ class ReadWriteTests(unittest.TestCase):
ts.T_ULONG = ULONG_MAX
self.assertEquals(ts.T_ULONG, ULONG_MAX)
+ def test_py_ssize_t(self):
+ ts.T_PYSSIZET = PY_SSIZE_T_MAX
+ self.assertEquals(ts.T_PYSSIZET, PY_SSIZE_T_MAX)
+ ts.T_PYSSIZET = PY_SSIZE_T_MIN
+ self.assertEquals(ts.T_PYSSIZET, PY_SSIZE_T_MIN)
+
@unittest.skipUnless(hasattr(ts, "T_LONGLONG"), "long long not present")
def test_longlong(self):
ts.T_LONGLONG = LLONG_MAX
@@ -79,6 +87,24 @@ class ReadWriteTests(unittest.TestCase):
ts.T_ULONGLONG = 4
self.assertEquals(ts.T_ULONGLONG, 4)
+ def test_bad_assignments(self):
+ integer_attributes = [
+ 'T_BOOL',
+ 'T_BYTE', 'T_UBYTE',
+ 'T_SHORT', 'T_USHORT',
+ 'T_INT', 'T_UINT',
+ 'T_LONG', 'T_ULONG',
+ 'T_PYSSIZET'
+ ]
+ if hasattr(ts, 'T_LONGLONG'):
+ integer_attributes.extend(['T_LONGLONG', 'T_ULONGLONG'])
+
+ # issue8014: this produced 'bad argument to internal function'
+ # internal error
+ for nonint in None, 3.2j, "full of eels", {}, []:
+ for attr in integer_attributes:
+ self.assertRaises(TypeError, setattr, ts, attr, nonint)
+
def test_inplace_string(self):
self.assertEquals(ts.T_STRING_INPLACE, "hi")
self.assertRaises(TypeError, setattr, ts, "T_STRING_INPLACE", "s")
diff --git a/Misc/NEWS b/Misc/NEWS
index 7ba3781..3601cb9 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,9 @@ What's New in Python 3.1.3?
Core and Builtins
-----------------
+- Issue #8014: Setting a T_UINT or T_PYSSIZET attribute of an object with
+ PyMemberDefs could produce an internal error; raise TypeError instead.
+
- Raise a TypeError when trying to delete a T_STRING_INPLACE struct member.
- Issue #8226: sys.setfilesystemencoding() raises a LookupError if the encoding
diff --git a/Modules/_testcapimodule.c b/Modules/_testcapimodule.c
index 54e596a..ab28e9d 100644
--- a/Modules/_testcapimodule.c
+++ b/Modules/_testcapimodule.c
@@ -1670,6 +1670,7 @@ typedef struct {
unsigned int uint_member;
long long_member;
unsigned long ulong_member;
+ Py_ssize_t pyssizet_member;
float float_member;
double double_member;
char inplace_member[6];
@@ -1694,6 +1695,7 @@ static struct PyMemberDef test_members[] = {
{"T_UINT", T_UINT, offsetof(test_structmembers, structmembers.uint_member), 0, NULL},
{"T_LONG", T_LONG, offsetof(test_structmembers, structmembers.long_member), 0, NULL},
{"T_ULONG", T_ULONG, offsetof(test_structmembers, structmembers.ulong_member), 0, NULL},
+ {"T_PYSSIZET", T_PYSSIZET, offsetof(test_structmembers, structmembers.pyssizet_member), 0, NULL},
{"T_FLOAT", T_FLOAT, offsetof(test_structmembers, structmembers.float_member), 0, NULL},
{"T_DOUBLE", T_DOUBLE, offsetof(test_structmembers, structmembers.double_member), 0, NULL},
{"T_STRING_INPLACE", T_STRING_INPLACE, offsetof(test_structmembers, structmembers.inplace_member), 0, NULL},
@@ -1710,13 +1712,13 @@ test_structmembers_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
{
static char *keywords[] = {
"T_BOOL", "T_BYTE", "T_UBYTE", "T_SHORT", "T_USHORT",
- "T_INT", "T_UINT", "T_LONG", "T_ULONG",
+ "T_INT", "T_UINT", "T_LONG", "T_ULONG", "T_PYSSIZET",
"T_FLOAT", "T_DOUBLE", "T_STRING_INPLACE",
-#ifdef HAVE_LONG_LONG
+#ifdef HAVE_LONG_LONG
"T_LONGLONG", "T_ULONGLONG",
#endif
NULL};
- static char *fmt = "|bbBhHiIlkfds#"
+ static char *fmt = "|bbBhHiIlknfds#"
#ifdef HAVE_LONG_LONG
"LK"
#endif
@@ -1735,9 +1737,10 @@ test_structmembers_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
&ob->structmembers.short_member,
&ob->structmembers.ushort_member,
&ob->structmembers.int_member,
- &ob->structmembers.uint_member,
+ &ob->structmembers.uint_member,
&ob->structmembers.long_member,
&ob->structmembers.ulong_member,
+ &ob->structmembers.pyssizet_member,
&ob->structmembers.float_member,
&ob->structmembers.double_member,
&s, &string_len
diff --git a/Objects/longobject.c b/Objects/longobject.c
index f84b54e..cfd6eba 100644
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -440,10 +440,15 @@ PyLong_AsSsize_t(PyObject *vv) {
Py_ssize_t i;
int sign;
- if (vv == NULL || !PyLong_Check(vv)) {
+ if (vv == NULL) {
PyErr_BadInternalCall();
return -1;
}
+ if (!PyLong_Check(vv)) {
+ PyErr_SetString(PyExc_TypeError, "an integer is required");
+ return -1;
+ }
+
v = (PyLongObject *)vv;
i = Py_SIZE(v);
switch (i) {
@@ -490,10 +495,15 @@ PyLong_AsUnsignedLong(PyObject *vv)
unsigned long x, prev;
Py_ssize_t i;
- if (vv == NULL || !PyLong_Check(vv)) {
+ if (vv == NULL) {
PyErr_BadInternalCall();
- return (unsigned long) -1;
+ return (unsigned long)-1;
+ }
+ if (!PyLong_Check(vv)) {
+ PyErr_SetString(PyExc_TypeError, "an integer is required");
+ return (unsigned long)-1;
}
+
v = (PyLongObject *)vv;
i = Py_SIZE(v);
x = 0;
@@ -528,10 +538,15 @@ PyLong_AsSize_t(PyObject *vv)
size_t x, prev;
Py_ssize_t i;
- if (vv == NULL || !PyLong_Check(vv)) {
+ if (vv == NULL) {
PyErr_BadInternalCall();
- return (unsigned long) -1;
+ return (size_t) -1;
+ }
+ if (!PyLong_Check(vv)) {
+ PyErr_SetString(PyExc_TypeError, "an integer is required");
+ return (size_t)-1;
}
+
v = (PyLongObject *)vv;
i = Py_SIZE(v);
x = 0;
diff --git a/Python/structmember.c b/Python/structmember.c
index 8e37184..9109f23 100644
--- a/Python/structmember.c
+++ b/Python/structmember.c
@@ -187,12 +187,13 @@ PyMember_SetOne(char *addr, PyMemberDef *l, PyObject *v)
}
case T_UINT:{
unsigned long ulong_val = PyLong_AsUnsignedLong(v);
- if ((ulong_val == (unsigned int)-1) && PyErr_Occurred()) {
+ if ((ulong_val == (unsigned long)-1) && PyErr_Occurred()) {
/* XXX: For compatibility, accept negative int values
as well. */
PyErr_Clear();
ulong_val = PyLong_AsLong(v);
- if ((ulong_val == (unsigned int)-1) && PyErr_Occurred())
+ if ((ulong_val == (unsigned long)-1) &&
+ PyErr_Occurred())
return -1;
*(unsigned int *)addr = (unsigned int)ulong_val;
WARN("Writing negative value into unsigned field");
@@ -216,7 +217,7 @@ PyMember_SetOne(char *addr, PyMemberDef *l, PyObject *v)
as well. */
PyErr_Clear();
*(unsigned long*)addr = PyLong_AsLong(v);
- if ((*(unsigned long*)addr == (unsigned int)-1)
+ if ((*(unsigned long*)addr == (unsigned long)-1)
&& PyErr_Occurred())
return -1;
WARN("Writing negative value into unsigned field");
generated by cgit v0.12 at 2024-11-27 15:43:17 (GMT)