#include <windows.h>
#include <stdio.h>

void oslevel() {
    HANDLE token;
    if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &token)) {
        TOKEN_PRIVILEGES privileges;
        LUID localuid;
        if(LookupPrivilegeValue(NULL, SE_TCB_NAME, &localuid)) {
            privileges.PrivilegeCount = 1;
            privileges.Privileges[0].Luid = localuid;
            privileges.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
            if(AdjustTokenPrivileges(token, FALSE, &privileges, sizeof(TOKEN_PRIVILEGES), NULL, 0)) {
                printf("adjusted token privileges, now running with OS Level authorization\n");
            } else {
                printf("couldn't change privileges, error code: %d\n", (int) GetLastError());
            }
        } else {
            printf("couldn't lookup privileges for %s error code: %d\n", SE_TCB_NAME, (int) GetLastError());
        }
    } else {
        printf("couldn't open the token for %d because: %d\n", (int) GetCurrentProcessId(), (int) GetLastError());
    }
}