因为您正在调用一个不被.net运行库所控制的方法,所以默认情况下将进行一次堆栈审核(stack walk),并确保您的进程项具备运行非托管代码的职权范围(这是win32api调用的作用)--而且每次您调用该方法时,都将执行如许的查抄。
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A security stack walk stops when a security permission is asserted.
断言安全权限后，安全堆栈审核随即停止。
When a call is made on a remote object, this stack walk is not performed across the remoting boundary.
而调用远程对象时，则不跨越远程处理边界执行堆栈审核。
The common language runtime helps protect managed code from these attacks by running a stack walk on all calls.
公共语言运行时通过在所有调用上运行堆栈审核，帮助保护托管代码免受这些攻击。
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