Date: Sun, 10 Apr 2016 21:35:25 +0300 From: "Andrey V. Elsukov" <bu7cher@yandex.ru> To: Wafa Hamzah <wafah@mellanox.com>, "freebsd-net@freebsd.org" <freebsd-net@freebsd.org> Cc: Meny Yossefi <menyy@mellanox.com>, Yuval Bason <yuvalba@mellanox.com> Subject: Re: Create socket to send and receive arp packets - Freebsd Message-ID: <570A9CED.5060806@yandex.ru> In-Reply-To: <HE1PR05MB167607CA9428AC5AEF0E8501DC930@HE1PR05MB1676.eurprd05.prod.outlook.com> References: <HE1PR05MB167607CA9428AC5AEF0E8501DC930@HE1PR05MB1676.eurprd05.prod.outlook.com>
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[-- Attachment #1 --] On 10.04.16 11:00, Wafa Hamzah wrote: > We are trying to send arp requests from user space using a RAW > socket. Our Linux reference suggest the following flags when creating > the socket: s = socket (PF_PACKET, SOCK_PACKET, htons(ETH_P_ARP))). > For FreeBSD support, we replaced PF_PACKET with PF_ARP , SOCK_PACKET > with SOCK_RAW and htons(ETH_P_ARP) with ETHERTYPE_ARP Which resulted > in a failure to create the socket (the return code was -1). Hi, AFAIR, you can't send ARP packets via RAW sockets in FreeBSD. You need to use bpf(4) or some libraries like libpcap. -- WBR, Andrey V. Elsukov [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEcBAEBCAAGBQJXCpzuAAoJEAHF6gQQyKF6bOIIAIw7DtErIblsO4ePhINFxvIW F4LSvkFq7XlVc4iJjGtwqqle03P5zDWUZEhEMfQzH3LFmiKQa1b+i9XrFyJ5P+BW uUN2oUaY827e/P/avvaatNOvpNs0ZpdtbMxvgouq6Sl+WbNFdDr5aEPOayej107g P/+KFDWSLT/SHLrxixxF3NxToJdftSH9zx/U1DRfF8Gu4Dwpx8m28xkfMjNnrqcR IVqRx8wiKr1MTEawAvj7xfj6l5tkWBpxKzGbGjY8mRnyoEU6HZxHQDYHOxDkWtO3 FtxwTwpuVVFy2sviJcjGAMD1MKDtgtNWb0/YQWp3zyAyzreU315luO4xIlaA5Nk= =g7hE -----END PGP SIGNATURE-----
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