Jiga228
74 lines
1.6 KiB
C++
74 lines
1.6 KiB
C++
#ifdef __linux__
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#include "SystemCalls.h"
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#include <sys/sysinfo.h>
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#include <unistd.h>
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#include <dlfcn.h>
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#include <exception>
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#include <stdexcept>
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int System::getCountCPU()
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{
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int num_cores = sysconf(_SC_NPROCESSORS_ONLN);
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if(num_cores <= 0)
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throw std::runtime_error("Fail get number of cores");
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return num_cores;
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}
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unsigned long long System::getMemorySize()
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{
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struct sysinfo info{};
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if(sysinfo(&info) == -1)
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std::runtime_error("Fail get system info");
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return info.totalram;
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}
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void* System::InitModule(const char* ModuleName, CoreInstance& core)
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{
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std::string fileName = "./lib";
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fileName += ModuleName;
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fileName += ".so";
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void* handler = dlopen(fileName.c_str(), RTLD_NOW);
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if(handler == nullptr)
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throw std::runtime_error("Module not found");
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void(*init)(CoreInstance&) = reinterpret_cast<void(*)(CoreInstance&)>(dlsym(handler, "InitModule"));
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if(init == nullptr)
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throw std::runtime_error("Module not contains InitModule");
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init(core);
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return handler;
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}
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void System::StartModule(void* handler)
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{
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void(*start)() = reinterpret_cast<void(*)()>(dlsym(handler, "StartModule"));
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if(start == nullptr)
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throw std::runtime_error("Module not contins StartModule");
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start();
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}
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void System::StopModule(void* handler)
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{
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void(*stop)() = reinterpret_cast<void(*)()>(dlsym(handler, "StopModule"));
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if(stop == nullptr)
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std::runtime_error("Module mot contins StopModule");
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stop();
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dlclose(handler);
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}
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void System::QuitModule(void* handler)
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{
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void(*quit)() = reinterpret_cast<void(*)()>(dlsym(handler, "QuitModule"));
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if(quit == nullptr)
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throw std::runtime_error("Module not contains QuitModule");
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quit();
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dlclose(handler);
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}
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#endif
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