摘要： 参考文档：1.http://robert.sesek.com/thoughts/2012/1/debugging_mach_ports.html2.Mach 3 Kernel Interfaces3.http://www.foldr.org/~michaelw/log/computers/macosx/task-info-fun-with-mach3.Mach3 Kernel Principles4.http://docs.huihoo.com/darwin/kernel-programming-guide/boundaries/chapter_14_section_4.html5.http: 阅读全文