- fix sendfile for binary data

[tld-builder.git] / TLD_Builder / util.py

diff --git a/TLD_Builder/util.py b/TLD_Builder/util.py
index 67bd9a1be30d230f7be2c0bdf4d9a32b4a1c3ba3..b6bcc2460ff2053fc5494f72e3c6215b6efcbc78 100644 (file)
--- a/TLD_Builder/util.py
+++ b/TLD_Builder/util.py
@@ -5,6 +5,7 @@ import sys
 import os
 import log
 import string
+import codecs
 
 def uuid_python():
     return str(uuid_random())
@@ -35,7 +36,7 @@ def sendfile(src, dst):
     cnt = 0
     while 1:
         s = src.read(10000)
-        if s == "": break
+        if s == "" or s == b"": break
         cnt += len(s)
         dst.write(s)
     return cnt
@@ -76,3 +77,38 @@ def find_last_section(log):
             last_section = m.group(1)
     f.close()
     return last_section
+
+def cmp_to_key(mycmp):
+    'Convert a cmp= function into a key= function'
+    class K:
+        def __init__(self, obj, *args):
+            self.obj = obj
+        def __lt__(self, other):
+            return mycmp(self.obj, other.obj) < 0
+        def __gt__(self, other):
+            return mycmp(self.obj, other.obj) > 0
+        def __eq__(self, other):
+            return mycmp(self.obj, other.obj) == 0
+        def __le__(self, other):
+            return mycmp(self.obj, other.obj) <= 0
+        def __ge__(self, other):
+            return mycmp(self.obj, other.obj) >= 0
+        def __ne__(self, other):
+            return mycmp(self.obj, other.obj) != 0
+    return K
+
+def to_bytes(s):
+    if type(s) is bytes:
+        return s
+    elif type(s) is str or (sys.version_info[0] < 3 and type(s) is unicode):
+        return codecs.encode(s, 'utf-8')
+    else:
+        raise TypeError("Expected bytes or string, but got %s." % type(s))
+
+def to_str(s):
+    if type(s) is bytes:
+        return codecs.decode(s, 'utf-8')
+    elif type(s) is str or (sys.version_info[0] < 3 and type(s) is unicode):
+        return s
+    else:
+        raise TypeError("Expected bytes or string, but got %s." % type(s))