third_party/WebKit/public/platform/WebContentDecryptionModuleResult.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 WebContentDecryptionModuleResult_h
   6 #define WebContentDecryptionModuleResult_h
   7
   8 #include "WebCommon.h"
   9 #include "WebContentDecryptionModuleException.h"
  10 #include "WebPrivatePtr.h"
  11
  12 namespace blink {
  13
  14 class ContentDecryptionModuleResult;
  15 class WebContentDecryptionModule;
  16 class WebString;
  17
  18 class WebContentDecryptionModuleResult {
  19 public:
  20     enum SessionStatus {
  21         // New session has been initialized.
  22         NewSession,
  23
  24         // CDM could not find the requested session.
  25         SessionNotFound,
  26
  27         // CDM already has a non-closed session that matches the provided
  28         // parameters.
  29         SessionAlreadyExists,
  30     };
  31
  32     WebContentDecryptionModuleResult(const WebContentDecryptionModuleResult& o)
  33     {
  34         assign(o);
  35     }
  36
  37     ~WebContentDecryptionModuleResult()
  38     {
  39         reset();
  40     }
  41
  42     WebContentDecryptionModuleResult& operator=(const WebContentDecryptionModuleResult& o)
  43     {
  44         assign(o);
  45         return *this;
  46     }
  47
  48     // Called when the CDM completes an operation and has no additional data to
  49     // pass back.
  50     BLINK_PLATFORM_EXPORT void complete();
  51
  52     // Called when a CDM is created.
  53     BLINK_PLATFORM_EXPORT void completeWithContentDecryptionModule(WebContentDecryptionModule*);
  54
  55     // Called when the CDM completes a session operation.
  56     BLINK_PLATFORM_EXPORT void completeWithSession(SessionStatus);
  57
  58     // Called when the operation fails.
  59     BLINK_PLATFORM_EXPORT void completeWithError(WebContentDecryptionModuleException, unsigned long systemCode, const WebString& message);
  60
  61 #if INSIDE_BLINK
  62     BLINK_PLATFORM_EXPORT explicit WebContentDecryptionModuleResult(ContentDecryptionModuleResult*);
  63 #endif
  64
  65 private:
  66     BLINK_PLATFORM_EXPORT void reset();
  67     BLINK_PLATFORM_EXPORT void assign(const WebContentDecryptionModuleResult&);
  68
  69     WebPrivatePtr<ContentDecryptionModuleResult, WebPrivatePtrDestructionCrossThread> m_impl;
  70 };
  71
  72 } // namespace blink
  73
  74 #endif // WebContentDecryptionModuleSession_h