mirror of
https://github.com/openharmony/multimedia_drm_framework.git
synced 2026-07-01 02:07:09 -04:00
gezhe
250 lines
8.5 KiB
C++
250 lines
8.5 KiB
C++
/*
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* Copyright (c) 2023 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef NAPI_PARAM_UTILS_H
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#define NAPI_PARAM_UTILS_H
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#include <cstdint>
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#include <map>
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#include <list>
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#include <string>
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#include <mutex>
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#include <vector>
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#include "napi/native_api.h"
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#include "napi/native_common.h"
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#include "napi/native_node_api.h"
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#include "napi_base_context.h"
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#include "drm_log.h"
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#include "drm_error_code.h"
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#include "i_keysession_service.h"
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namespace OHOS {
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namespace DrmStandard {
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/* Constants for array index */
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const int32_t PARAM0 = 0;
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const int32_t PARAM1 = 1;
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const int32_t PARAM2 = 2;
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const int32_t PARAM3 = 3;
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/* Constants for array size */
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const int32_t ARGS_ZERO = 0;
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const int32_t ARGS_ONE = 1;
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const int32_t ARGS_TWO = 2;
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const int32_t ARGS_THREE = 3;
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const int32_t ARGS_FOUR = 4;
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const int32_t KEY_SYSTEM_MAX_NUMBER = 64;
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const int32_t KEY_SESSION_MAX_NUMBER = 64;
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enum NapiMediaKeyRequestType {
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MEDIA_KEY_REQUEST_TYPE_UNKNOWN = 0,
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MEDIA_KEY_REQUEST_TYPE_INITIAL,
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MEDIA_KEY_REQUEST_TYPE_RENEWAL,
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MEDIA_KEY_REQUEST_TYPE_RELEASE,
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MEDIA_KEY_REQUEST_TYPE_NONE,
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MEDIA_KEY_REQUEST_TYPE_UPDATE,
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};
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struct NapiProvisionRequest {
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std::vector<uint8_t> data;
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std::string defaultURL;
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};
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struct DrmEventParame {
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int32_t extra;
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std::vector<uint8_t> data;
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};
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struct DrmKeysChangeEventParame {
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std::map<std::vector<uint8_t>, MediaKeySessionKeyStatus> statusTable;
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bool hasNewGoodLicense;
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};
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template<typename T>
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class ObjectRefMap {
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public:
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static std::mutex allObjLock;
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static std::map<T*, uint32_t> refMap;
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static void Insert(T *obj);
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static void Erase(T *obj);
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static T *IncreaseRef(T *obj);
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static void DecreaseRef(T *obj);
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ObjectRefMap(T *obj);
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~ObjectRefMap();
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T *GetPtr();
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private:
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T *obj_ = nullptr;
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};
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template <typename T>
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std::mutex ObjectRefMap<T>::allObjLock;
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template <typename T>
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std::map<T *, uint32_t> ObjectRefMap<T>::refMap;
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template <typename T>
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void ObjectRefMap<T>::Insert(T *obj)
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{
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std::lock_guard<std::mutex> lock(allObjLock);
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refMap[obj] = 1;
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}
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template <typename T>
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void ObjectRefMap<T>::Erase(T *obj)
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{
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std::lock_guard<std::mutex> lock(allObjLock);
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auto it = refMap.find(obj);
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if (it != refMap.end()) {
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refMap.erase(it);
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}
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}
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template <typename T>
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T *ObjectRefMap<T>::IncreaseRef(T *obj)
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{
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std::lock_guard<std::mutex> lock(allObjLock);
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if (refMap.count(obj)) {
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refMap[obj]++;
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return obj;
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} else {
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return nullptr;
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}
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}
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template <typename T>
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void ObjectRefMap<T>::DecreaseRef(T *obj)
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{
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std::lock_guard<std::mutex> lock(allObjLock);
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if (refMap.count(obj) && --refMap[obj] == 0) {
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refMap.erase(obj);
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delete obj;
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obj = nullptr;
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}
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}
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template <typename T>
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ObjectRefMap<T>::ObjectRefMap(T *obj)
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{
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if (obj != nullptr) {
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obj_ = ObjectRefMap::IncreaseRef(obj);
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}
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}
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template <typename T>
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ObjectRefMap<T>::~ObjectRefMap()
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{
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if (obj_ != nullptr) {
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ObjectRefMap::DecreaseRef(obj_);
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}
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}
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template <typename T>
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T *ObjectRefMap<T>::GetPtr()
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{
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return obj_;
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}
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#define DRM_NAPI_GET_JS_ARGS(env, info, argc, argv, thisVar) \
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do { \
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void *data; \
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napi_get_cb_info(env, info, &(argc), argv, &(thisVar), &data); \
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} while (0)
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#define DRM_NAPI_GET_JS_OBJ_WITH_ZERO_ARGS(env, info, status, thisVar) \
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do { \
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void *data; \
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status = napi_get_cb_info(env, info, nullptr, nullptr, &(thisVar), &data); \
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} while (0)
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#define DRM_NAPI_CHECK_AND_RETURN_VOID_LOG(cond, fmt, ...) \
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do { \
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if (!(cond)) { \
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DRM_ERR_LOG(fmt, ##__VA_ARGS__); \
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return; \
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} \
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} while (0)
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#define DRM_NAPI_CHECK_AND_RETURN_LOG(cond, status, fmt, ...) \
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do { \
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if (!(cond)) { \
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DRM_ERR_LOG(fmt, ##__VA_ARGS__); \
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return status; \
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} \
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} while (0)
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/* check condition related to argc/argv, return and logging. */
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#define NAPI_CHECK_ARGS_RETURN_VOID(context, condition, message, code) \
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do { \
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if (!(condition)) { \
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(context)->status = napi_invalid_arg; \
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(context)->errMessage = std::string(message); \
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(context)->errCode = code; \
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DRM_ERR_LOG("test (" #condition ") failed: " message); \
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return; \
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} \
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} while (0)
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#define NAPI_CHECK_STATUS_RETURN_VOID(context, message, code) \
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do { \
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if ((context)->status != napi_ok) { \
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(context)->errMessage = std::string(message); \
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(context)->errCode = code; \
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DRM_ERR_LOG("test (context->status == napi_ok) failed: " message); \
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return; \
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} \
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} while (0)
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class NapiParamUtils {
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public:
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static napi_status GetValueInt32(const napi_env &env, int32_t &value, napi_value in);
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static napi_status SetValueInt32(const napi_env &env, const int32_t &value, napi_value &result);
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static napi_status GetValueInt32(const napi_env &env, const std::string &fieldStr, int32_t &value, napi_value in);
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static napi_status SetValueInt32(const napi_env &env, const std::string &fieldStr,
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const int32_t value, napi_value &result);
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static std::string GetStringArgument(napi_env env, napi_value value);
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static napi_status SetValueString(const napi_env &env, const std::string &stringValue, napi_value &result);
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static napi_status SetValueString(const napi_env &env, const std::string &fieldStr, const std::string &stringValue,
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napi_value &result);
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static napi_value GetUndefinedValue(napi_env env);
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static napi_status SetValueUint8Array(const napi_env &env, const std::vector<uint8_t> &value,
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napi_value &result);
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static napi_status SetValueUint8Array(const napi_env &env, const std::string &fieldStr,
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const std::vector<uint8_t> &value, napi_value &result);
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static napi_status GetValueUint8Array(const napi_env &env, std::vector<uint8_t> &value,
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napi_value in);
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static napi_status SetValueBoolean(const napi_env &env, const bool boolValue, napi_value &result);
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static napi_status SetValueMap(const napi_env &env,
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std::map<std::vector<uint8_t>, MediaKeySessionKeyStatus> statusTable, napi_value &result);
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static napi_status GetValueOptionsData(const napi_env &env, std::map<std::string, std::string> &valueMap,
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napi_value in);
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static napi_status SetProvisionRequest(const napi_env &env, const NapiProvisionRequest &provisionRequest,
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napi_value &result);
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static napi_status SetMediaKeyRequest(const napi_env &env,
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const IMediaKeySessionService::MediaKeyRequest &mediaKeyRequest, napi_value &result);
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static napi_status SetDrmEventInfo(const napi_env &env, DrmEventParame &eventParame,
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napi_value &result);
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static napi_status SetDrmKeysChangeEventInfo(const napi_env &env, DrmKeysChangeEventParame &eventParame,
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napi_value &statusTable, napi_value &hasNewGoodLicense);
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};
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} // namespace DrmStandard
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} // namespace OHOS
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#endif // NAPI_PARAM_UTILS_H
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