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Date: Tue, 15 Jul 2014 16:33:14 +0300
From: Riku Voipio <riku.voipio@iki.fi>
Message-ID: <20140715133314.GC607@afflict.kos.to>
References: <1405172827-30693-1-git-send-email-Joakim.Tjernlund@transmode.se>
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In-Reply-To: <1405172827-30693-1-git-send-email-Joakim.Tjernlund@transmode.se>
Subject: Re: [Qemu-devel] [PATCH 1/2 v3] qemu-user: Impl.
 setsockopt(SO_BINDTODEVICE)
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To: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>
Cc: qemu-devel@nongnu.org

On Sat, Jul 12, 2014 at 03:47:06PM +0200, Joakim Tjernlund wrote:
> Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>

Thanks, applied to linux-user tree,
Riku

> ---
>  linux-user/syscall.c | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/linux-user/syscall.c b/linux-user/syscall.c
> index 57c1664..3ef046a 100644
> --- a/linux-user/syscall.c
> +++ b/linux-user/syscall.c
> @@ -1497,6 +1497,25 @@ set_timeout:
>                  unlock_user_struct(tfprog, optval_addr, 1);
>                  return ret;
>          }
> +	case TARGET_SO_BINDTODEVICE:
> +	{
> +		char *dev_ifname, *addr_ifname;
> +
> +		if (optlen > IFNAMSIZ - 1) {
> +		    optlen = IFNAMSIZ - 1;
> +		}
> +		dev_ifname = lock_user(VERIFY_READ, optval_addr, optlen, 1);
> +		if (!dev_ifname) {
> +		    return -TARGET_EFAULT;
> +		}
> +		optname = SO_BINDTODEVICE;
> +		addr_ifname = alloca(IFNAMSIZ);
> +		memcpy(addr_ifname, dev_ifname, optlen);
> +		addr_ifname[optlen] = 0;
> +		ret = get_errno(setsockopt(sockfd, level, optname, addr_ifname, optlen));
> +		unlock_user (dev_ifname, optval_addr, 0);
> +		return ret;
> +	}
>              /* Options with 'int' argument.  */
>          case TARGET_SO_DEBUG:
>  		optname = SO_DEBUG;
> -- 
> 1.8.5.5
>