1 files changed, 21 insertions, 1 deletions
diff --git a/netlib/http.py b/netlib/http.py
index bc09c8a1..10b6a402 100644
--- a/netlib/http.py
+++ b/netlib/http.py
@@ -1,4 +1,4 @@
-import string, urlparse
+import string, urlparse, binascii
 import odict
 
 class HttpError(Exception):
@@ -169,6 +169,26 @@ def parse_http_protocol(s):
     return major, minor
 
 
+def parse_http_basic_auth(s):
+    words = s.split()
+    if len(words) != 2:
+        return None
+    scheme = words[0]
+    try:
+        user = binascii.a2b_base64(words[1])
+    except binascii.Error:
+        return None
+    parts = user.split(':')
+    if len(parts) != 2:
+        return None
+    return scheme, parts[0], parts[1]
+
+
+def assemble_http_basic_auth(scheme, username, password):
+    v = binascii.b2a_base64(username + ":" + password)
+    return scheme + " " + v
+
+
 def parse_init(line):
     try:
         method, url, protocol = string.split(line)