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数据包sk_buff包括数据及控制信息(48字节cb字段),接收数据存入msghdr,控制信息在msghdr->msg_controll部分,理解msg_controll参考如下文章:
https://www.cnblogs.com/nufangrensheng/p/3607487.html
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数据包sk_buff包括数据及控制信息(48字节cb字段),接收数据存入msghdr,控制信息在msghdr->msg_controll部分,理解msg_controll参考如下文章:
https://www.cnblogs.com/nufangrensheng/p/3607487.html
本文标题:UDP Sock_recvmsg
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