X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/af014acd27e0b471d5903630847eabb26437b46c..a5a28b1eabe0533f26d23c4157c97144215b22b7:/youtube_dl/compat.py?ds=inline

diff --git a/youtube_dl/compat.py b/youtube_dl/compat.py
index 2a62248..4a611f1 100644
--- a/youtube_dl/compat.py
+++ b/youtube_dl/compat.py
@@ -1,14 +1,17 @@
 # coding: utf-8
 from __future__ import unicode_literals
 
+import base64
 import binascii
 import collections
+import ctypes
 import email
 import getpass
 import io
 import itertools
 import optparse
 import os
+import platform
 import re
 import shlex
 import shutil
@@ -2894,9 +2897,24 @@ except TypeError:
         if isinstance(spec, compat_str):
             spec = spec.encode('ascii')
         return struct.unpack(spec, *args)
+
+    class compat_Struct(struct.Struct):
+        def __init__(self, fmt):
+            if isinstance(fmt, compat_str):
+                fmt = fmt.encode('ascii')
+            super(compat_Struct, self).__init__(fmt)
 else:
     compat_struct_pack = struct.pack
     compat_struct_unpack = struct.unpack
+    if platform.python_implementation() == 'IronPython' and sys.version_info < (2, 7, 8):
+        class compat_Struct(struct.Struct):
+            def unpack(self, string):
+                if not isinstance(string, buffer):  # noqa: F821
+                    string = buffer(string)  # noqa: F821
+                return super(compat_Struct, self).unpack(string)
+    else:
+        compat_Struct = struct.Struct
+
 
 try:
     from future_builtins import zip as compat_zip
@@ -2906,14 +2924,45 @@ except ImportError:  # not 2.6+ or is 3.x
     except ImportError:
         compat_zip = zip
 
+
+if sys.version_info < (3, 3):
+    def compat_b64decode(s, *args, **kwargs):
+        if isinstance(s, compat_str):
+            s = s.encode('ascii')
+        return base64.b64decode(s, *args, **kwargs)
+else:
+    compat_b64decode = base64.b64decode
+
+
+if platform.python_implementation() == 'PyPy' and sys.pypy_version_info < (5, 4, 0):
+    # PyPy2 prior to version 5.4.0 expects byte strings as Windows function
+    # names, see the original PyPy issue [1] and the youtube-dl one [2].
+    # 1. https://bitbucket.org/pypy/pypy/issues/2360/windows-ctypescdll-typeerror-function-name
+    # 2. https://github.com/rg3/youtube-dl/pull/4392
+    def compat_ctypes_WINFUNCTYPE(*args, **kwargs):
+        real = ctypes.WINFUNCTYPE(*args, **kwargs)
+
+        def resf(tpl, *args, **kwargs):
+            funcname, dll = tpl
+            return real((str(funcname), dll), *args, **kwargs)
+
+        return resf
+else:
+    def compat_ctypes_WINFUNCTYPE(*args, **kwargs):
+        return ctypes.WINFUNCTYPE(*args, **kwargs)
+
+
 __all__ = [
     'compat_HTMLParseError',
     'compat_HTMLParser',
     'compat_HTTPError',
+    'compat_Struct',
+    'compat_b64decode',
     'compat_basestring',
     'compat_chr',
     'compat_cookiejar',
     'compat_cookies',
+    'compat_ctypes_WINFUNCTYPE',
     'compat_etree_fromstring',
     'compat_etree_register_namespace',
     'compat_expanduser',