#3807 merge changes from git master: use uint64_t everywhere

more correct and gives us better compatibility with various versions of Cython

xpra/buffers/xxh.pxd

@@ -3,5 +3,6 @@
 # Xpra is released under the terms of the GNU GPL v2, or, at your option, any
 # later version. See the file COPYING for details.
 
-#cdef unsigned long long xxh64(const void* input, size_t length, unsigned long long seed) nogil
-cdef unsigned long long xxh3(const void* input, size_t length) nogil
+from libc.stdint cimport uint64_t
+
+cdef uint64_t xxh3(const void* input, size_t length) nogil

xpra/buffers/xxh.pyx

@@ -1,20 +1,17 @@
 # -*- coding: utf-8 -*-
 # This file is part of Xpra.
-# Copyright (C) 2015-2021 Antoine Martin <antoine@xpra.org>
+# Copyright (C) 2015-2023 Antoine Martin <antoine@xpra.org>
 # Xpra is released under the terms of the GNU GPL v2, or, at your option, any
 # later version. See the file COPYING for details.
 
 # xxhash wrapper
 
 #cython: wraparound=False
+from libc.stdint cimport uint64_t
 
 cdef extern from "xxhash.h":
-    ctypedef unsigned long long XXH64_hash_t
-    #XXH64_hash_t XXH64(const void* input, size_t length, unsigned long long seed) nogil
+    ctypedef uint64_t XXH64_hash_t
     XXH64_hash_t XXH3_64bits(const void* data, size_t len) nogil
 
-#cdef unsigned long long xxh64(const void* input, size_t length, unsigned long long seed) nogil:
-#    return XXH64(input, length, seed)
-
-cdef XXH64_hash_t xxh3(const void* input, size_t length) nogil:
+cdef uint64_t xxh3(const void* input, size_t length) nogil:
     return XXH3_64bits(input, length)