1 /* 2 * Copyright (c) 2022 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 ECMASCRIPT_PLATFORM_OS_H 17 #define ECMASCRIPT_PLATFORM_OS_H 18 19 #include <cstddef> 20 #include <cstdint> 21 #include <string> 22 23 #include "common_components/platform/cpu.h" 24 #include "ecmascript/common.h" 25 26 namespace panda::ecmascript { 27 const char XATTR_KEY[] = {"user.security"}; 28 constexpr std::string_view DEFAULT_DATA_LEVEL = "s1"; 29 const int DEFAULT_DATA_LENGTH = 2; 30 size_t MallocUsableSize(void *p); 31 int PrctlSetVMA(const void *p, const size_t size, const char *tag); 32 long PtracePeektext(int pid, uintptr_t addr); 33 PUBLIC_API void BindSmallCpuCore(); 34 PUBLIC_API void BindMidCpuCore(); 35 PUBLIC_API void BindAllCpuCore(); 36 PUBLIC_API void SetSecurityLabel(const std::string& path); 37 PUBLIC_API void InitializeMallocConfig(); 38 PUBLIC_API bool HasJitFortACL(); 39 void PUBLIC_API *PageMapExecFortSpace(void *addr, size_t size, int prot); 40 bool CheckDiskSpace(const std::string& path, size_t requiredBytes); 41 uint64_t PUBLIC_API GetDeviceValidSize(const std::string &path); 42 } // namespace panda::ecmascript 43 #endif // ECMASCRIPT_PLATFORM_OS_H 44