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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_FRAME_HTTP_NEGOTIATE_H_
#define CHROME_FRAME_HTTP_NEGOTIATE_H_
#include <urlmon.h>
#include "base/basictypes.h"
// Typedefs for IHttpNegotiate methods.
typedef HRESULT (STDMETHODCALLTYPE* IHttpNegotiate_BeginningTransaction_Fn)(
IHttpNegotiate* me, LPCWSTR url, LPCWSTR headers, DWORD reserved,
LPWSTR* additional_headers);
typedef HRESULT (STDMETHODCALLTYPE* IHttpNegotiate_OnResponse_Fn)(
IHttpNegotiate* me, DWORD response_code, LPCWSTR response_header,
LPCWSTR request_header, LPWSTR* additional_request_headers);
// Patches methods of urlmon's IHttpNegotiate implementation for the purposes
// of adding to the http user agent header.
class HttpNegotiatePatch {
// class is not to be instantiated atm.
HttpNegotiatePatch();
~HttpNegotiatePatch();
public:
static bool Initialize();
static void Uninitialize();
static STDMETHODIMP BeginningTransaction(
IHttpNegotiate_BeginningTransaction_Fn original, IHttpNegotiate* me,
LPCWSTR url, LPCWSTR headers, DWORD reserved, LPWSTR* additional_headers);
static STDMETHODIMP OnResponse(
IHttpNegotiate_OnResponse_Fn original, IHttpNegotiate* me,
DWORD response_code, LPCWSTR response_header, LPCWSTR request_header,
LPWSTR* additional_request_headers);
protected:
static HRESULT PatchHttpNegotiate(IUnknown* to_patch);
private:
DISALLOW_COPY_AND_ASSIGN(HttpNegotiatePatch);
};
#endif // CHROME_FRAME_HTTP_NEGOTIATE_H_
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