1 files changed, 38 insertions, 0 deletions
diff --git a/lib/git/odb/utils.py b/lib/git/odb/utils.py
new file mode 100644
index 00000000..6863e97b
--- /dev/null
+++ b/lib/git/odb/utils.py
@@ -0,0 +1,38 @@
+import binascii
+import os
+import errno
+
+#{ Routines
+
+hex_to_bin = binascii.a2b_hex
+bin_to_hex = binascii.b2a_hex
+
+def to_hex_sha(sha):
+	""":return: hexified version  of sha"""
+	if len(sha) == 40:
+		return sha
+	return bin_to_hex(sha)
+	
+def to_bin_sha(sha):
+	if len(sha) == 20:
+		return sha
+	return hex_to_bin(sha)
+
+# errors
+ENOENT = errno.ENOENT
+
+# os shortcuts
+exists = os.path.exists
+mkdir = os.mkdir
+isdir = os.path.isdir
+rename = os.rename
+dirname = os.path.dirname
+join = os.path.join
+read = os.read
+write = os.write
+close = os.close
+
+
+#} END Routines
+
+