tor-browser

The Tor Browser
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PeerIdentity.h (2063B)


      1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
      2 * vim: sw=2 ts=2 sts=2 expandtab
      3 * This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #ifndef PeerIdentity_h
      8 #define PeerIdentity_h
      9 
     10 #include "nsISupportsImpl.h"
     11 #include "nsString.h"
     12 
     13 namespace mozilla {
     14 
     15 /**
     16 * This class implements the identifier used in WebRTC identity.  Peers are
     17 * identified using a string in the form [<user>@]<domain>, for instance,
     18 * "user@example.com'. The (optional) user portion is a site-controlled string
     19 * containing any character other than '@'.  The domain portion is a valid IDN
     20 * domain name and is compared accordingly.
     21 *
     22 * See:
     23 * http://tools.ietf.org/html/draft-ietf-rtcweb-security-arch-09#section-5.6.5.3.3.1
     24 */
     25 class PeerIdentity final {
     26 public:
     27  NS_INLINE_DECL_REFCOUNTING(PeerIdentity)
     28 
     29  explicit PeerIdentity(const nsAString& aPeerIdentity)
     30      : mPeerIdentity(aPeerIdentity) {}
     31 
     32  bool Equals(const PeerIdentity& aOther) const;
     33  bool Equals(const nsAString& aOtherString) const;
     34  const nsString& ToString() const { return mPeerIdentity; }
     35 
     36 private:
     37  ~PeerIdentity() = default;
     38  static void GetUser(const nsAString& aPeerIdentity, nsAString& aUser);
     39  static void GetHost(const nsAString& aPeerIdentity, nsAString& aHost);
     40 
     41  static void GetNormalizedHost(const nsAString& aHost,
     42                                nsACString& aNormalizedHost);
     43 
     44  nsString mPeerIdentity;
     45 };
     46 
     47 inline bool operator==(const PeerIdentity& aOne, const PeerIdentity& aTwo) {
     48  return aOne.Equals(aTwo);
     49 }
     50 
     51 inline bool operator==(const PeerIdentity& aOne, const nsAString& aString) {
     52  return aOne.Equals(aString);
     53 }
     54 
     55 inline bool operator!=(const PeerIdentity& aOne, const PeerIdentity& aTwo) {
     56  return !aOne.Equals(aTwo);
     57 }
     58 
     59 inline bool operator!=(const PeerIdentity& aOne, const nsAString& aString) {
     60  return !aOne.Equals(aString);
     61 }
     62 
     63 } /* namespace mozilla */
     64 
     65 #endif /* PeerIdentity_h */