content/public/browser/ssl_host_state_delegate.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_PUBLIC_BROWSER_SSL_HOST_STATE_DELEGATE_H_
   6 #define CONTENT_PUBLIC_BROWSER_SSL_HOST_STATE_DELEGATE_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/threading/non_thread_safe.h"
  11 #include "content/common/content_export.h"
  12 #include "net/cert/x509_certificate.h"
  13
  14 namespace content {
  15
  16 // The SSLHostStateDelegate encapulates the host-specific state for SSL errors.
  17 // For example, SSLHostStateDelegate remembers whether the user has whitelisted
  18 // a particular broken cert for use with particular host.  We separate this
  19 // state from the SSLManager because this state is shared across many navigation
  20 // controllers.
  21 //
  22 // SSLHostStateDelegate may be implemented by the embedder to provide a storage
  23 // strategy for certificate decisions or it may be left unimplemented to use a
  24 // default strategy of not remembering decisions at all.
  25 class SSLHostStateDelegate {
  26  public:
  27   // The judgements that can be reached by a user for invalid certificates.
  28   enum CertJudgment {
  29     DENIED,
  30     ALLOWED
  31   };
  32
  33   // Records that |cert| is permitted to be used for |host| in the future, for
  34   // a specified |error| type.
  35   virtual void AllowCert(const std::string&,
  36                          const net::X509Certificate& cert,
  37                          net::CertStatus error) = 0;
  38
  39   // Clear all allow preferences.
  40   virtual void Clear() = 0;
  41
  42   // Queries whether |cert| is allowed for |host| and |error|. Returns true in
  43   // |expired_previous_decision| if a previous user decision expired immediately
  44   // prior to this query, otherwise false.
  45   virtual CertJudgment QueryPolicy(const std::string& host,
  46                                    const net::X509Certificate& cert,
  47                                    net::CertStatus error,
  48                                    bool* expired_previous_decision) = 0;
  49
  50   // Records that a host has run insecure content.
  51   virtual void HostRanInsecureContent(const std::string& host, int pid) = 0;
  52
  53   // Returns whether the specified host ran insecure content.
  54   virtual bool DidHostRunInsecureContent(const std::string& host,
  55                                          int pid) const = 0;
  56
  57   // Revokes all SSL certificate error allow exceptions made by the user for
  58   // |host|.
  59   virtual void RevokeUserAllowExceptions(const std::string& host) = 0;
  60
  61   // Returns whether the user has allowed a certificate error exception for
  62   // |host|. This does not mean that *all* certificate errors are allowed, just
  63   // that there exists an exception. To see if a particular certificate and
  64   // error combination exception is allowed, use QueryPolicy().
  65   virtual bool HasAllowException(const std::string& host) const = 0;
  66
  67  protected:
  68   virtual ~SSLHostStateDelegate() {}
  69 };
  70
  71 }  // namespace content
  72
  73 #endif  // CONTENT_PUBLIC_BROWSER_SSL_HOST_STATE_DELEGATE_H_