1 /* 2 * Copyright (C) 2013 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef WebContentDecryptionModuleSession_h 32 #define WebContentDecryptionModuleSession_h 33 34 #include "WebCommon.h" 35 36 namespace blink { 37 38 class WebString; 39 class WebURL; 40 41 class BLINK_PLATFORM_EXPORT WebContentDecryptionModuleSession { 42 public: 43 class BLINK_PLATFORM_EXPORT Client { 44 public: 45 enum MediaKeyErrorCode { 46 MediaKeyErrorCodeUnknown = 1, 47 MediaKeyErrorCodeClient, 48 }; 49 50 virtual void keyAdded() = 0; 51 virtual void keyError(MediaKeyErrorCode, unsigned long systemCode) = 0; 52 virtual void keyMessage(const unsigned char* message, size_t messageLength, const blink::WebURL& destinationURL) = 0; 53 54 protected: 55 virtual ~Client(); 56 }; 57 58 virtual ~WebContentDecryptionModuleSession(); 59 60 virtual WebString sessionId() const = 0; 61 virtual void generateKeyRequest(const WebString& mimeType, const unsigned char* initData, size_t initDataLength) = 0; 62 virtual void update(const unsigned char* key, size_t keyLength) = 0; 63 virtual void close() = 0; 64 }; 65 66 } // namespace blink 67 68 #endif // WebContentDecryptionModuleSession_h 69