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qemu-user: Impl. setsockopt(SO_BINDTODEVICE)

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Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Joakim Tjernlund 2014-07-12 15:47:06 +02:00 committed by Riku Voipio
parent 27a07827c4
commit 451aaf688c
1 changed files with 19 additions and 0 deletions
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19
linux-user/syscall.c
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@ -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;