1 /* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_HDI_DRM_V1_0_IMEDIAKEYSYSTEMFACTORY_H 17 #define OHOS_HDI_DRM_V1_0_IMEDIAKEYSYSTEMFACTORY_H 18 19 #include <stdint.h> 20 #include <string> 21 #include <hdf_base.h> 22 #include <hdi_base.h> 23 #include "drm/v1_0/imedia_key_system.h" 24 #include "drm/v1_0/media_key_system_types.h" 25 26 #ifndef HDI_BUFF_MAX_SIZE 27 #define HDI_BUFF_MAX_SIZE (1024 * 200) 28 #endif 29 30 #ifndef HDI_CHECK_VALUE_RETURN 31 #define HDI_CHECK_VALUE_RETURN(lv, compare, rv, ret) do { \ 32 if ((lv) compare (rv)) { \ 33 return ret; \ 34 } \ 35 } while (false) 36 #endif 37 38 #ifndef HDI_CHECK_VALUE_RET_GOTO 39 #define HDI_CHECK_VALUE_RET_GOTO(lv, compare, rv, ret, value, table) do { \ 40 if ((lv) compare (rv)) { \ 41 ret = value; \ 42 goto table; \ 43 } \ 44 } while (false) 45 #endif 46 47 namespace OHOS { 48 namespace HDI { 49 namespace Drm { 50 namespace V1_0 { 51 using namespace OHOS; 52 using namespace OHOS::HDI; 53 54 enum { 55 CMD_MEDIA_KEY_SYSTEM_FACTORY_GET_VERSION = 0, 56 CMD_MEDIA_KEY_SYSTEM_FACTORY_IS_MEDIA_KEY_SYSTEM_SUPPORTED = 1, 57 CMD_MEDIA_KEY_SYSTEM_FACTORY_CREATE_MEDIA_KEY_SYSTEM = 2, 58 CMD_MEDIA_KEY_SYSTEM_FACTORY_GET_MEDIA_KEY_SYSTEM_NAME = 3, 59 }; 60 61 class IMediaKeySystemFactory : public HdiBase { 62 public: 63 DECLARE_HDI_DESCRIPTOR(u"ohos.hdi.drm.v1_0.IMediaKeySystemFactory"); 64 65 virtual ~IMediaKeySystemFactory() = default; 66 67 static sptr<OHOS::HDI::Drm::V1_0::IMediaKeySystemFactory> Get(bool isStub = false); 68 static sptr<OHOS::HDI::Drm::V1_0::IMediaKeySystemFactory> Get(const std::string &serviceName, bool isStub = false); 69 70 virtual int32_t IsMediaKeySystemSupported(const std::string& name, const std::string& mimeType, 71 OHOS::HDI::Drm::V1_0::ContentProtectionLevel level, bool& isSupported) = 0; 72 73 virtual int32_t CreateMediaKeySystem(sptr<OHOS::HDI::Drm::V1_0::IMediaKeySystem>& mediaKeySystem) = 0; 74 75 virtual int32_t GetMediaKeySystemDescription(std::string& name, std::string& uuid) = 0; 76 GetVersion(uint32_t & majorVer,uint32_t & minorVer)77 virtual int32_t GetVersion(uint32_t& majorVer, uint32_t& minorVer) 78 { 79 majorVer = 1; 80 minorVer = 0; 81 return HDF_SUCCESS; 82 } 83 IsProxy()84 virtual bool IsProxy() 85 { 86 return false; 87 } 88 GetDesc()89 virtual const std::u16string GetDesc() 90 { 91 return metaDescriptor_; 92 } 93 }; 94 } // V1_0 95 } // Drm 96 } // HDI 97 } // OHOS 98 99 #endif // OHOS_HDI_DRM_V1_0_IMEDIAKEYSYSTEMFACTORY_H