MAC Cookies (patch 2 of N)

net/http/http_mac_signature.h

+// Copyright (c) 2011 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 NET_HTTP_MAC_SIGNATURE_H_
+#define NET_HTTP_MAC_SIGNATURE_H_
+#pragma once
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/gtest_prod_util.h"
+#include "crypto/hmac.h"
+
+namespace net {
+
+class HttpMacSignature {
+ public:
+  HttpMacSignature();
+  ~HttpMacSignature();
+
+  // Returns whether this information is valid.
+  bool AddStateInfo(const std::string& id,
+                    const std::string& mac_key,
+                    const std::string& mac_algorithm,
+                    const std::string& issuer);
+
+  // Returns whether this information is valid.
+  bool AddHttpInfo(const std::string& method,
+                   const std::string& request_uri,
+                   const std::string& host,
+                   int port);
+
+  std::string GenerateAuthorizationHeader();
+
+ private:
+  FRIEND_TEST_ALL_PREFIXES(HttpMacSignatureTest, GenerateNormalizedRequest);
+  FRIEND_TEST_ALL_PREFIXES(HttpMacSignatureTest, GenerateMAC);
+
+  std::string GenerateNormalizedRequest(const std::string& timestamp,
+                                        const std::string& nonce);
+
+  std::string GenerateMAC(const std::string& timestamp,
+                          const std::string& nonce);
+
+  std::string id_;
+  std::string mac_key_;
+  crypto::HMAC::HashAlgorithm mac_algorithm_;
+  std::string issuer_;
+
+  std::string method_;
+  std::string request_uri_;
+  std::string host_;
+  std::string port_;
+  // TODO(abarth): body_hash_
+
+  DISALLOW_COPY_AND_ASSIGN(HttpMacSignature);
+};
+
+}  // namespace net
+
+#endif  // NET_HTTP_MAC_SIGNATURE_H_