/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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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 ANDROID_VINTF_RUNTIME_INFO_H
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#define ANDROID_VINTF_RUNTIME_INFO_H
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#include "Version.h"
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#include <map>
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#include <string>
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#include <vector>
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#include <utils/Errors.h>
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#include "CheckFlags.h"
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#include "KernelInfo.h"
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#include "MatrixKernel.h"
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#include "Version.h"
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namespace android {
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namespace vintf {
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struct CompatibilityMatrix;
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// Runtime Info sent to OTA server
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struct RuntimeInfo {
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RuntimeInfo() {}
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virtual ~RuntimeInfo() = default;
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// /proc/version
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// utsname.sysname
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const std::string &osName() const;
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// utsname.nodename
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const std::string &nodeName() const;
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// utsname.release
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const std::string &osRelease() const;
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// utsname.version
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const std::string &osVersion() const;
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// utsname.machine
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const std::string &hardwareId() const;
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// extract from utsname.release
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const KernelVersion &kernelVersion() const;
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const std::map<std::string, std::string> &kernelConfigs() const;
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const Version &bootVbmetaAvbVersion() const;
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const Version &bootAvbVersion() const;
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// /proc/cpuinfo
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const std::string &cpuInfo() const;
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// /sys/fs/selinux/policyvers
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size_t kernelSepolicyVersion() const;
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// Return whether this RuntimeInfo works with the given compatibility matrix. Return true if:
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// - mat is a framework compat-mat
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// - sepolicy.kernel-sepolicy-version == kernelSepolicyVersion()
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// - /proc/config.gz matches the requirements. Note that /proc/config.gz is read when the
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// RuntimeInfo object is created (the first time VintfObject::GetRuntimeInfo is called),
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// not when RuntimeInfo::checkCompatibility is called.
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// - avb-vbmetaversion matches related sysprops
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bool checkCompatibility(const CompatibilityMatrix& mat, std::string* error = nullptr,
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CheckFlags::Type flags = CheckFlags::DEFAULT) const;
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using FetchFlags = uint32_t;
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enum FetchFlag : FetchFlags {
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CPU_VERSION = 1 << 0,
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CONFIG_GZ = 1 << 1,
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CPU_INFO = 1 << 2,
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POLICYVERS = 1 << 3,
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AVB = 1 << 4,
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LAST_PLUS_ONE,
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NONE = 0,
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ALL = ((LAST_PLUS_ONE - 1) << 1) - 1,
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};
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protected:
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virtual status_t fetchAllInformation(FetchFlags flags);
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friend struct RuntimeInfoFetcher;
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friend class VintfObject;
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friend struct LibVintfTest;
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friend std::string dump(const RuntimeInfo& ki, bool);
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// /proc/config.gz
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// Key: CONFIG_xxx; Value: the value after = sign.
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KernelInfo mKernel;
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std::string mOsName;
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std::string mNodeName;
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std::string mOsRelease;
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std::string mOsVersion;
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std::string mHardwareId;
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std::vector<std::string> mSepolicyFilePaths;
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std::string mCpuInfo;
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Version mBootVbmetaAvbVersion;
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Version mBootAvbVersion;
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size_t mKernelSepolicyVersion = 0u;
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};
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} // namespace vintf
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} // namespace android
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#endif // ANDROID_VINTF_RUNTIME_INFO_H
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