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-rw-r--r--netlib/http/http2/frame.py21
1 files changed, 21 insertions, 0 deletions
diff --git a/netlib/http/http2/frame.py b/netlib/http/http2/frame.py
new file mode 100644
index 00000000..d45be646
--- /dev/null
+++ b/netlib/http/http2/frame.py
@@ -0,0 +1,21 @@
+import codecs
+
+import hyperframe
+
+
+def http2_read_raw_frame(rfile):
+ header = rfile.safe_read(9)
+ length = int(codecs.encode(header[:3], 'hex_codec'), 16)
+
+ if length == 4740180:
+ raise ValueError("Length field looks more like HTTP/1.1: %s" % rfile.peek(20))
+
+ body = rfile.safe_read(length)
+ return [header, body]
+
+
+def http2_read_frame(rfile):
+ header, body = http2_read_raw_frame(rfile)
+ frame, length = hyperframe.frame.Frame.parse_frame_header(header)
+ frame.parse_body(memoryview(body))
+ return frame