gh-111178: Fix function signatures in bytesobject.c

Author: vstinner

Objects/bytesobject.c

@@ -1456,11 +1456,9 @@ bytes_concat(PyObject *a, PyObject *b)
 }
 
 static PyObject *
-bytes_repeat(PyBytesObject *a, Py_ssize_t n)
+bytes_repeat(PyObject *self, Py_ssize_t n)
 {
-    Py_ssize_t size;
-    PyBytesObject *op;
-    size_t nbytes;
+    PyBytesObject *a = (PyBytesObject *)self;
     if (n < 0)
         n = 0;
     /* watch out for overflows:  the size can overflow int,
@@ -1471,16 +1469,17 @@ bytes_repeat(PyBytesObject *a, Py_ssize_t n)
             "repeated bytes are too long");
         return NULL;
     }
-    size = Py_SIZE(a) * n;
+    Py_ssize_t size = Py_SIZE(a) * n;
     if (size == Py_SIZE(a) && PyBytes_CheckExact(a)) {
         return Py_NewRef(a);
     }
-    nbytes = (size_t)size;
+    size_t nbytes = (size_t)size;
     if (nbytes + PyBytesObject_SIZE <= nbytes) {
         PyErr_SetString(PyExc_OverflowError,
             "repeated bytes are too long");
         return NULL;
     }
+    PyBytesObject *op;
     op = (PyBytesObject *)PyObject_Malloc(PyBytesObject_SIZE + nbytes);
     if (op == NULL) {
         return PyErr_NoMemory();
@@ -1531,8 +1530,10 @@ bytes_compare_eq(PyBytesObject *a, PyBytesObject *b)
 }
 
 static PyObject*
-bytes_richcompare(PyBytesObject *a, PyBytesObject *b, int op)
+bytes_richcompare(PyObject *arg, PyObject *arg2, int op)
 {
+    PyBytesObject *a = (PyBytesObject *)arg;
+    PyBytesObject *b = (PyBytesObject *)arg2;
     int c;
     Py_ssize_t len_a, len_b;
     Py_ssize_t min_len;
@@ -1592,8 +1593,9 @@ bytes_richcompare(PyBytesObject *a, PyBytesObject *b, int op)
 }
 
 static Py_hash_t
-bytes_hash(PyBytesObject *a)
+bytes_hash(PyObject *op)
 {
+    PyBytesObject *a = (PyBytesObject *)op;
 _Py_COMP_DIAG_PUSH
 _Py_COMP_DIAG_IGNORE_DEPR_DECLS
     if (a->ob_shash == -1) {
@@ -1605,8 +1607,9 @@ _Py_COMP_DIAG_POP
 }
 
 static PyObject*
-bytes_subscript(PyBytesObject* self, PyObject* item)
+bytes_subscript(PyObject *op, PyObject* item)
 {
+    PyBytesObject *self = (PyBytesObject *)op;
     if (_PyIndex_Check(item)) {
         Py_ssize_t i = PyNumber_AsSsize_t(item, PyExc_IndexError);
         if (i == -1 && PyErr_Occurred())
@@ -1670,8 +1673,9 @@ bytes_subscript(PyBytesObject* self, PyObject* item)
 }
 
 static int
-bytes_buffer_getbuffer(PyBytesObject *self, Py_buffer *view, int flags)
+bytes_buffer_getbuffer(PyObject *op, Py_buffer *view, int flags)
 {
+    PyBytesObject *self = (PyBytesObject *)op;
     return PyBuffer_FillInfo(view, (PyObject*)self, (void *)self->ob_sval, Py_SIZE(self),
                              1, flags);
 }