DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Implementation

Mercurial (2f44d750d784)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_ReportingHeader_h
#define mozilla_dom_ReportingHeader_h

#include "mozilla/TimeStamp.h"
#include "nsClassHashtable.h"
#include "nsIObserver.h"
#include "nsITimer.h"
#include "nsTObserverArray.h"

class nsIHttpChannel;
class nsIPrincipal;
class nsIURI;

namespace mozilla {

class OriginAttributesPattern;

namespace ipc {
class PrincipalInfo;
}

namespace dom {

class ReportingHeader final : public nsIObserver, public nsITimerCallback {
 public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIOBSERVER
  NS_DECL_NSITIMERCALLBACK

  static void Initialize();

  // Exposed structs for gtests

  struct Endpoint {
    nsCOMPtr<nsIURI> mUrl;
    uint32_t mPriority;
    uint32_t mWeight;
  };

  struct Group {
    nsString mName;
    bool mIncludeSubdomains;
    int32_t mTTL;
    TimeStamp mCreationTime;
    nsTObserverArray<Endpoint> mEndpoints;
  };

  struct Client {
    nsTObserverArray<Group> mGroups;
  };

  static UniquePtr<Client> ParseHeader(nsIHttpChannel* aChannel, nsIURI* aURI,
                                       const nsACString& aHeaderValue);

  static void GetEndpointForReport(
      const nsAString& aGroupName,
      const mozilla::ipc::PrincipalInfo& aPrincipalInfo,
      nsACString& aEndpointURI);

  static void RemoveEndpoint(const nsAString& aGroupName,
                             const nsACString& aEndpointURL,
                             const mozilla::ipc::PrincipalInfo& aPrincipalInfo);

  // ChromeOnly-WebIDL methods

  static bool HasReportingHeaderForOrigin(const nsACString& aOrigin);

 private:
  ReportingHeader();
  ~ReportingHeader();

  static void Shutdown();

  // Checks if a channel contains a Report-To header and parses its value.
  void ReportingFromChannel(nsIHttpChannel* aChannel);

  // This method checks if the protocol handler of the URI has the
  // URI_IS_POTENTIALLY_TRUSTWORTHY flag.
  bool IsSecureURI(nsIURI* aURI) const;

  void RemoveOriginsFromHost(const nsAString& aHost);

  void RemoveOriginsFromOriginAttributesPattern(
      const OriginAttributesPattern& aPattern);

  void RemoveOrigins();

  void RemoveOriginsForTTL();

  void MaybeCreateCleanupTimer();

  void MaybeCancelCleanupTimer();

  static void LogToConsoleInvalidJSON(nsIHttpChannel* aChannel, nsIURI* aURI);

  static void LogToConsoleDuplicateGroup(nsIHttpChannel* aChannel, nsIURI* aURI,
                                         const nsAString& aName);

  static void LogToConsoleInvalidNameItem(nsIHttpChannel* aChannel,
                                          nsIURI* aURI);

  static void LogToConsoleIncompleteItem(nsIHttpChannel* aChannel, nsIURI* aURI,
                                         const nsAString& aName);

  static void LogToConsoleIncompleteEndpoint(nsIHttpChannel* aChannel,
                                             nsIURI* aURI,
                                             const nsAString& aName);

  static void LogToConsoleInvalidURLEndpoint(nsIHttpChannel* aChannel,
                                             nsIURI* aURI,
                                             const nsAString& aName,
                                             const nsAString& aURL);

  static void LogToConsoleInternal(nsIHttpChannel* aChannel, nsIURI* aURI,
                                   const char* aMsg,
                                   const nsTArray<nsString>& aParams);

  static void GetEndpointForReportInternal(const ReportingHeader::Group& aGrup,
                                           nsACString& aEndpointURI);

  nsClassHashtable<nsCStringHashKey, Client> mOrigins;

  nsCOMPtr<nsITimer> mCleanupTimer;
};

}  // namespace dom
}  // namespace mozilla

#endif  // mozilla_dom_ReportingHeader_h