判断当前线程是否有管理者权限

#include <windows.h>

//调用GetTokenInformation函数，获取TOKEN_ELEVATION结构体信息，通过结构体中的TokenIsElevated字段就能判断出来
bool IsRunasAdmin()
{
bool bElevated = false;
HANDLE hToken = NULL;

// Get current process token
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
return FALSE;

TOKEN_ELEVATION tokenEle;
DWORD dwRetLen = 0;

// Retrieve token elevation information
if (GetTokenInformation(hToken, TokenElevation, &tokenEle, sizeof(tokenEle), &dwRetLen))
{
if (dwRetLen == sizeof(tokenEle))
{
bElevated = tokenEle.TokenIsElevated;
}
}

CloseHandle(hToken);
return bElevated;
}