ivversion.cc

Prints IntroVirt library version and hypervisor/patch information. Minimal example of Hypervisor::instance() and VersionInfo usage.

 
#include <introvirt/introvirt.hh>
 
#include <iostream>
 
using namespace std;
using namespace introvirt;
 
int main(int argc, char** argv) {
 
    std::cout << "libintrovirt " << introvirt::VersionInfo::version();
 
    if (VersionInfo::is_optimized_build())
        std::cout << " Optimized";
 
    if (VersionInfo::is_debug_build())
        std::cout << " Debug";
 
    std::cout << '\n';
 
    try {
        auto hypervisor = Hypervisor::instance();
 
        std::cout << "  Hypervisor : " << hypervisor->hypervisor_name() << ' '
                  << hypervisor->hypervisor_version() << '\n';
        std::cout << "    IntroVirt Patch : " << hypervisor->hypervisor_patch_version() << '\n';
        std::cout << "    " << hypervisor->library_name() << " " << hypervisor->library_version()
                  << '\n';
 
    } catch (UnsupportedHypervisorException& ex) {
        std::cout << "No supported hypervisor detected\n";
        return 1;
    }
 
    return 0;
}