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-rw-r--r--libmproxy/encoding.py10
1 files changed, 9 insertions, 1 deletions
diff --git a/libmproxy/encoding.py b/libmproxy/encoding.py
index 0fd90870..f107eb5f 100644
--- a/libmproxy/encoding.py
+++ b/libmproxy/encoding.py
@@ -3,12 +3,14 @@
"""
from __future__ import absolute_import
import cStringIO
-import gzip, zlib
+import gzip
+import zlib
__ALL__ = ["ENCODINGS"]
ENCODINGS = set(["identity", "gzip", "deflate"])
+
def decode(e, content):
encoding_map = {
"identity": identity,
@@ -19,6 +21,7 @@ def decode(e, content):
return None
return encoding_map[e](content)
+
def encode(e, content):
encoding_map = {
"identity": identity,
@@ -29,6 +32,7 @@ def encode(e, content):
return None
return encoding_map[e](content)
+
def identity(content):
"""
Returns content unchanged. Identity is the default value of
@@ -36,6 +40,7 @@ def identity(content):
"""
return content
+
def decode_gzip(content):
gfile = gzip.GzipFile(fileobj=cStringIO.StringIO(content))
try:
@@ -43,6 +48,7 @@ def decode_gzip(content):
except (IOError, EOFError):
return None
+
def encode_gzip(content):
s = cStringIO.StringIO()
gf = gzip.GzipFile(fileobj=s, mode='wb')
@@ -50,6 +56,7 @@ def encode_gzip(content):
gf.close()
return s.getvalue()
+
def decode_deflate(content):
"""
Returns decompressed data for DEFLATE. Some servers may respond with
@@ -67,6 +74,7 @@ def decode_deflate(content):
except zlib.error:
return None
+
def encode_deflate(content):
"""
Returns compressed content, always including zlib header and checksum.