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#define _WIN32_WINNT 0x0501 | |
#define _GLIBCXX_USE_C99 1 | |
#include <stdio.h> | |
#include <stdlib.h> | |
#include <windows.h> | |
#include <iostream> | |
#include <string> | |
#include <sstream> | |
#define ITERATION 1500000 | |
#define DELAY 2000 // miliseconds | |
void execute_calls(); | |
int main(int argc, char argv[]) { | |
int i = ITERATION; | |
if (argc == 2) { | |
std::istringstream ss(argv[1]); | |
ss >> i; | |
} | |
printf("Doing %d iterations through syscalls\n", i); | |
Sleep(1000); | |
while (i--) { | |
execute_calls(); | |
Sleep(DELAY); | |
} | |
return 0; | |
} | |
void execute_calls() { | |
_SYSTEM_INFO sysinfo; | |
GetNativeSystemInfo(&sysinfo); | |
MEMORYSTATUSEX status; | |
status.dwLength = sizeof(status); | |
GlobalMemoryStatusEx(&status); | |
CPINFO cpinfo; | |
bool succeeded = GetCPInfo(437, &cpinfo); | |
} |
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