diff options
Diffstat (limited to 'external/python3/0001-3.6-closes-bpo-42938-Replace-snprintf-with-Python-un.patch.1')
-rw-r--r-- | external/python3/0001-3.6-closes-bpo-42938-Replace-snprintf-with-Python-un.patch.1 | 175 |
1 files changed, 0 insertions, 175 deletions
diff --git a/external/python3/0001-3.6-closes-bpo-42938-Replace-snprintf-with-Python-un.patch.1 b/external/python3/0001-3.6-closes-bpo-42938-Replace-snprintf-with-Python-un.patch.1 deleted file mode 100644 index fdcc5cb65267..000000000000 --- a/external/python3/0001-3.6-closes-bpo-42938-Replace-snprintf-with-Python-un.patch.1 +++ /dev/null @@ -1,175 +0,0 @@ -From 34df10a9a16b38d54421eeeaf73ec89828563be7 Mon Sep 17 00:00:00 2001 -From: Benjamin Peterson <benjamin@python.org> -Date: Mon, 18 Jan 2021 15:11:46 -0600 -Subject: [PATCH] [3.6] closes bpo-42938: Replace snprintf with Python unicode - formatting in ctypes param reprs. (GH-24250) - -(cherry picked from commit 916610ef90a0d0761f08747f7b0905541f0977c7) - -Co-authored-by: Benjamin Peterson <benjamin@python.org> ---- - Lib/ctypes/test/test_parameters.py | 43 +++++++++++++++ - .../2021-01-18-09-27-31.bpo-42938.4Zn4Mp.rst | 2 + - Modules/_ctypes/callproc.c | 55 +++++++------------ - 3 files changed, 66 insertions(+), 34 deletions(-) - create mode 100644 Misc/NEWS.d/next/Security/2021-01-18-09-27-31.bpo-42938.4Zn4Mp.rst - -diff --git a/Lib/ctypes/test/test_parameters.py b/Lib/ctypes/test/test_parameters.py -index e4c25fd880..531894fdec 100644 ---- a/Lib/ctypes/test/test_parameters.py -+++ b/Lib/ctypes/test/test_parameters.py -@@ -201,6 +201,49 @@ def __dict__(self): - self.assertRaises(ArgumentError, func, 99) - - -+ def test_parameter_repr(self): -+ from ctypes import ( -+ c_bool, -+ c_char, -+ c_wchar, -+ c_byte, -+ c_ubyte, -+ c_short, -+ c_ushort, -+ c_int, -+ c_uint, -+ c_long, -+ c_ulong, -+ c_longlong, -+ c_ulonglong, -+ c_float, -+ c_double, -+ c_longdouble, -+ c_char_p, -+ c_wchar_p, -+ c_void_p, -+ ) -+ self.assertRegex(repr(c_bool.from_param(True)), r"^<cparam '\?' at 0x[A-Fa-f0-9]+>$") -+ self.assertEqual(repr(c_char.from_param(97)), "<cparam 'c' ('a')>") -+ self.assertRegex(repr(c_wchar.from_param('a')), r"^<cparam 'u' at 0x[A-Fa-f0-9]+>$") -+ self.assertEqual(repr(c_byte.from_param(98)), "<cparam 'b' (98)>") -+ self.assertEqual(repr(c_ubyte.from_param(98)), "<cparam 'B' (98)>") -+ self.assertEqual(repr(c_short.from_param(511)), "<cparam 'h' (511)>") -+ self.assertEqual(repr(c_ushort.from_param(511)), "<cparam 'H' (511)>") -+ self.assertRegex(repr(c_int.from_param(20000)), r"^<cparam '[li]' \(20000\)>$") -+ self.assertRegex(repr(c_uint.from_param(20000)), r"^<cparam '[LI]' \(20000\)>$") -+ self.assertRegex(repr(c_long.from_param(20000)), r"^<cparam '[li]' \(20000\)>$") -+ self.assertRegex(repr(c_ulong.from_param(20000)), r"^<cparam '[LI]' \(20000\)>$") -+ self.assertRegex(repr(c_longlong.from_param(20000)), r"^<cparam '[liq]' \(20000\)>$") -+ self.assertRegex(repr(c_ulonglong.from_param(20000)), r"^<cparam '[LIQ]' \(20000\)>$") -+ self.assertEqual(repr(c_float.from_param(1.5)), "<cparam 'f' (1.5)>") -+ self.assertEqual(repr(c_double.from_param(1.5)), "<cparam 'd' (1.5)>") -+ self.assertEqual(repr(c_double.from_param(1e300)), "<cparam 'd' (1e+300)>") -+ self.assertRegex(repr(c_longdouble.from_param(1.5)), r"^<cparam ('d' \(1.5\)|'g' at 0x[A-Fa-f0-9]+)>$") -+ self.assertRegex(repr(c_char_p.from_param(b'hihi')), "^<cparam 'z' \(0x[A-Fa-f0-9]+\)>$") -+ self.assertRegex(repr(c_wchar_p.from_param('hihi')), "^<cparam 'Z' \(0x[A-Fa-f0-9]+\)>$") -+ self.assertRegex(repr(c_void_p.from_param(0x12)), r"^<cparam 'P' \(0x0*12\)>$") -+ - ################################################################ - - if __name__ == '__main__': -diff --git a/Misc/NEWS.d/next/Security/2021-01-18-09-27-31.bpo-42938.4Zn4Mp.rst b/Misc/NEWS.d/next/Security/2021-01-18-09-27-31.bpo-42938.4Zn4Mp.rst -new file mode 100644 -index 0000000000..7df65a156f ---- /dev/null -+++ b/Misc/NEWS.d/next/Security/2021-01-18-09-27-31.bpo-42938.4Zn4Mp.rst -@@ -0,0 +1,2 @@ -+Avoid static buffers when computing the repr of :class:`ctypes.c_double` and -+:class:`ctypes.c_longdouble` values. -diff --git a/Modules/_ctypes/callproc.c b/Modules/_ctypes/callproc.c -index 70e416b950..9fcf95f543 100644 ---- a/Modules/_ctypes/callproc.c -+++ b/Modules/_ctypes/callproc.c -@@ -451,54 +451,43 @@ PyCArg_dealloc(PyCArgObject *self) - static PyObject * - PyCArg_repr(PyCArgObject *self) - { -- char buffer[256]; - switch(self->tag) { - case 'b': - case 'B': -- sprintf(buffer, "<cparam '%c' (%d)>", -+ return PyUnicode_FromFormat("<cparam '%c' (%d)>", - self->tag, self->value.b); -- break; - case 'h': - case 'H': -- sprintf(buffer, "<cparam '%c' (%d)>", -+ return PyUnicode_FromFormat("<cparam '%c' (%d)>", - self->tag, self->value.h); -- break; - case 'i': - case 'I': -- sprintf(buffer, "<cparam '%c' (%d)>", -+ return PyUnicode_FromFormat("<cparam '%c' (%d)>", - self->tag, self->value.i); -- break; - case 'l': - case 'L': -- sprintf(buffer, "<cparam '%c' (%ld)>", -+ return PyUnicode_FromFormat("<cparam '%c' (%ld)>", - self->tag, self->value.l); -- break; - - #ifdef HAVE_LONG_LONG - case 'q': - case 'Q': -- sprintf(buffer, --#ifdef MS_WIN32 -- "<cparam '%c' (%I64d)>", --#else -- "<cparam '%c' (%qd)>", --#endif -+ return PyUnicode_FromFormat("<cparam '%c' (%qd)>", - self->tag, self->value.q); -- break; - #endif - case 'd': -- sprintf(buffer, "<cparam '%c' (%f)>", -- self->tag, self->value.d); -- break; -- case 'f': -- sprintf(buffer, "<cparam '%c' (%f)>", -- self->tag, self->value.f); -- break; -- -+ case 'f': { -+ PyObject *f = PyFloat_FromDouble((self->tag == 'f') ? self->value.f : self->value.d); -+ if (f == NULL) { -+ return NULL; -+ } -+ { PyObject *result = PyUnicode_FromFormat("<cparam '%c' (%R)>", self->tag, f); -+ Py_DECREF(f); -+ return result; } -+ } - case 'c': -- sprintf(buffer, "<cparam '%c' (%c)>", -+ return PyUnicode_FromFormat("<cparam '%c' ('%c')>", - self->tag, self->value.c); -- break; - - /* Hm, are these 'z' and 'Z' codes useful at all? - Shouldn't they be replaced by the functionality of c_string -@@ -507,16 +495,14 @@ PyCArg_repr(PyCArgObject *self) - case 'z': - case 'Z': - case 'P': -- sprintf(buffer, "<cparam '%c' (%p)>", -+ return PyUnicode_FromFormat("<cparam '%c' (%p)>", - self->tag, self->value.p); - break; - - default: -- sprintf(buffer, "<cparam '%c' at %p>", -- self->tag, self); -- break; -+ return PyUnicode_FromFormat("<cparam '%c' at %p>", -+ (unsigned char)self->tag, (void *)self); - } -- return PyUnicode_FromString(buffer); - } - - static PyMemberDef PyCArgType_members[] = { --- -2.29.2 - |