From 451aaf688c709c91a0d511c24624104677cc754e Mon Sep 17 00:00:00 2001 From: Joakim Tjernlund Date: Sat, 12 Jul 2014 15:47:06 +0200 Subject: qemu-user: Impl. setsockopt(SO_BINDTODEVICE) Signed-off-by: Joakim Tjernlund Reviewed-by: Peter Maydell Signed-off-by: Riku Voipio --- linux-user/syscall.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'linux-user/syscall.c') diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 5a272d3..dcf1323 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; -- cgit v1.1