i.MX Processors中的主题 Berkeley Packet Filter https://community.nxp.com/t5/i-MX-Processors/Berkeley-Packet-Filter/m-p/146580#M240 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>I have some problem with filtering some packets using the setsockopt function.</P><P>Following Code doesn't work on an iMX6 platform:</P><P></P><P>struct sock_filter cams[] =<BR /> {</P><P>&nbsp; &nbsp; &nbsp; BPF_STMT(BPF_RET + BPF_K, 0)</P><P>}</P><P>setsockopt(sockfd, SOL_SOCKET, SO_ATTACH_FILTER, &amp;cams, sizeof(cams));</P><P></P><P></P><P>"Invalid argument" is returned as errno. Similiar Code can be found in libpcap where this seems to work. Any ideas?</P></BODY></HTML> Mon, 19 Mar 2012 09:02:35 GMT JohannesPetzold 2012-03-19T09:02:35Z Berkeley Packet Filter https://community.nxp.com/t5/i-MX-Processors/Berkeley-Packet-Filter/m-p/146580#M240 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>I have some problem with filtering some packets using the setsockopt function.</P><P>Following Code doesn't work on an iMX6 platform:</P><P></P><P>struct sock_filter cams[] =<BR /> {</P><P>&nbsp; &nbsp; &nbsp; BPF_STMT(BPF_RET + BPF_K, 0)</P><P>}</P><P>setsockopt(sockfd, SOL_SOCKET, SO_ATTACH_FILTER, &amp;cams, sizeof(cams));</P><P></P><P></P><P>"Invalid argument" is returned as errno. Similiar Code can be found in libpcap where this seems to work. Any ideas?</P></BODY></HTML> Mon, 19 Mar 2012 09:02:35 GMT https://community.nxp.com/t5/i-MX-Processors/Berkeley-Packet-Filter/m-p/146580#M240 JohannesPetzold 2012-03-19T09:02:35Z