Use uint32_t for the format

Author: vstinner

Include/unicodeobject.h

@@ -261,23 +261,23 @@ PyAPI_FUNC(PyObject *) PyUnicode_InternFromString(
 // The export must be released by PyUnicode_ReleaseExport().
 PyAPI_FUNC(const void*) PyUnicode_Export(
     PyObject *unicode,
-    unsigned int supported_formats,
+    uint32_t supported_formats,
     Py_ssize_t *size,
-    unsigned int *format);
+    uint32_t *format);
 
 // Release an export created by PyUnicode_Export().
 PyAPI_FUNC(void) PyUnicode_ReleaseExport(
     PyObject *unicode,
     const void* data,
-    unsigned int format);
+    uint32_t format);
 
 // Create a string object from a string in the format 'format'.
 // - Return a reference to a new string object on success.
 // - Set an exception and return NULL on error.
 PyAPI_FUNC(PyObject*) PyUnicode_Import(
     const void *data,
     Py_ssize_t size,
-    unsigned int format);
+    uint32_t format);
 
 /* --- wchar_t support for platforms which support it --------------------- */
 

Modules/_testlimitedcapi/unicode.c

@@ -1849,13 +1849,13 @@ unicode_export(PyObject *self, PyObject *args)
     }
 
     Py_ssize_t size;
-    unsigned int format;
+    uint32_t format;
     const void *data = PyUnicode_Export(obj, supported_formats, &size, &format);
     if (data == NULL) {
         return NULL;
     }
 
-    PyObject *res = Py_BuildValue("y#i", data, size, format);
+    PyObject *res = Py_BuildValue("y#I", data, size, (unsigned int)format);
     PyUnicode_ReleaseExport(obj, data, format);
     return res;
 }
@@ -1868,7 +1868,7 @@ unicode_import(PyObject *self, PyObject *args)
     const void *data;
     Py_ssize_t size;
     unsigned int format;
-    if (!PyArg_ParseTuple(args, "y#i", &data, &size, &format)) {
+    if (!PyArg_ParseTuple(args, "y#I", &data, &size, &format)) {
         return NULL;
     }
     return PyUnicode_Import(data, size, format);

Objects/unicodeobject.c

@@ -2098,8 +2098,8 @@ _PyUnicode_FromUCS4(const Py_UCS4 *u, Py_ssize_t size)
 }
 
 const void*
-PyUnicode_Export(PyObject *unicode, unsigned int supported_formats,
-                 Py_ssize_t *size, unsigned int *format)
+PyUnicode_Export(PyObject *unicode, uint32_t supported_formats,
+                 Py_ssize_t *size, uint32_t *format)
 {
     if (!PyUnicode_Check(unicode)) {
         PyErr_Format(PyExc_TypeError, "must be str, not %T", unicode);
@@ -2173,7 +2173,7 @@ PyUnicode_Export(PyObject *unicode, unsigned int supported_formats,
 
 void
 PyUnicode_ReleaseExport(PyObject *unicode, const void* data,
-                        unsigned int format)
+                        uint32_t format)
 {
     switch (format)
     {
@@ -2198,7 +2198,7 @@ PyUnicode_ReleaseExport(PyObject *unicode, const void* data,
 
 PyObject*
 PyUnicode_Import(const void *data, Py_ssize_t size,
-                 unsigned int format)
+                 uint32_t format)
 {
     if (size < 0) {
         PyErr_SetString(PyExc_ValueError, "Negative size");