45 lines
957 B
C++
45 lines
957 B
C++
#ifndef CPU_MONITOR_H
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#define CPU_MONITOR_H
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#include <string>
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#include <vector>
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#include <cstdint>
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struct CpuStats {
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double totalUsagePercent; // Overall CPU usage (0-100%)
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std::vector<double> coreUsagePercent; // Per-core usage
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};
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class CpuMonitor {
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public:
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explicit CpuMonitor();
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// Get overall CPU usage and per-core usage
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CpuStats getCpuUsage();
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private:
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struct CpuTick {
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int64_t user;
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int64_t nice;
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int64_t system;
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int64_t idle;
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int64_t iowait;
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int64_t irq;
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int64_t softirq;
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};
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struct CpuCoreState {
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CpuTick previous;
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CpuTick current;
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bool initialized;
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};
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std::vector<CpuCoreState> coreStates; // Index 0 is aggregate, 1+ are cores
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std::vector<CpuTick> readCpuStats();
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double calculateUsagePercent(const CpuTick &prev, const CpuTick &curr);
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int getNumberOfCores();
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};
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#endif // CPU_MONITOR_H
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