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[Qemu-devel] [PATCH 1/2 v3] qemu-user: Impl. setsockopt(SO_BINDTODEVICE)
From: |
Joakim Tjernlund |
Subject: |
[Qemu-devel] [PATCH 1/2 v3] qemu-user: Impl. setsockopt(SO_BINDTODEVICE) |
Date: |
Sat, 12 Jul 2014 15:47:06 +0200 |
Signed-off-by: Joakim Tjernlund <address@hidden>
---
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
- [Qemu-devel] [PATCH 1/2 v3] qemu-user: Impl. setsockopt(SO_BINDTODEVICE),
Joakim Tjernlund <=