win: Add implementation of HTTPTransport based on WinHTTP

util/net/http_transport_test_server.py

 #!/usr/bin/env python
 # coding: utf-8
 
 # Copyright 2014 The Crashpad Authors. All rights reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 #     http://www.apache.org/licenses/LICENSE-2.0
@@ skipping 59 matching lines @@
     writer.write(self.rfile.buffer)
     self.rfile.buffer = ''
 
     if self.headers.get('Transfer-Encoding', '') == 'Chunked':
       body = self.handle_chunked_encoding()
     else:
       length = int(self.headers.get('Content-Length', -1))
       body = self.rfile.read(length)
 
     self.send_response(self.response_code)
+    self.end_headers()
+
     writer.write(body)
     writer.flush()
 
   def handle_chunked_encoding(self):
     """This parses a "Transfer-Encoding: Chunked" body in accordance with
     RFC 7230 §4.1. This returns the result as a string.
     """
     body = ''
     chunk_size = self.read_chunk_size()
     while chunk_size > 0:
@@ skipping 21 matching lines @@
     if chunk_size_end == -1:
       # No chunk extensions; just encounter the end of line.
       chunk_size_end = chunk_size_and_ext_line.find('\r')
     if chunk_size_end == -1:
       self.send_response(400)  # Bad request.
       return -1
     return int(chunk_size_and_ext_line[:chunk_size_end], base=16)
 
 
 def Main():
+  if sys.platform == 'win32':
+    import os, msvcrt
+    msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
+
   # Start the server.
   server = BaseHTTPServer.HTTPServer(('127.0.0.1', 0), RequestHandler)
 
   # Write the port as an unsigned short to the parent process.
   sys.stdout.write(struct.pack('=H', server.server_address[1]))
   sys.stdout.flush()
 
   # Read the desired test response code as an unsigned short from the parent
   # process.
   RequestHandler.response_code = \
       struct.unpack('=H', sys.stdin.read(struct.calcsize('=H')))[0]
 
   # Handle the request.
   server.handle_request()
 
 if __name__ == '__main__':
   Main()