ws2_32: Move the setsockopt(IP_TOS) implementation to ntdll.

dlls/ntdll/unix/socket.c

@@ -1787,6 +1787,9 @@ NTSTATUS sock_ioctl( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, void *apc
         case IOCTL_AFD_WINE_GET_IP_TOS:
             return do_getsockopt( handle, io, IPPROTO_IP, IP_TOS, out_buffer, out_size );
 
+        case IOCTL_AFD_WINE_SET_IP_TOS:
+            return do_setsockopt( handle, io, IPPROTO_IP, IP_TOS, in_buffer, in_size );
+
         default:
         {
             if ((code >> 16) == FILE_DEVICE_NETWORK)

dlls/ws2_32/socket.c

@@ -3671,6 +3671,9 @@ int WINAPI WS_setsockopt(SOCKET s, int level, int optname,
         case WS_IP_PKTINFO:
             return server_setsockopt( s, IOCTL_AFD_WINE_SET_IP_PKTINFO, optval, optlen );
 
+        case WS_IP_TOS:
+            return server_setsockopt( s, IOCTL_AFD_WINE_SET_IP_TOS, optval, optlen );
+
         case WS_IP_UNBLOCK_SOURCE:
         {
             WS_IP_MREQ_SOURCE* val = (void*)optval;
@@ -3684,7 +3687,6 @@ int WINAPI WS_setsockopt(SOCKET s, int level, int optname,
             convert_sockopt(&level, &optname);
             break;
         }
-        case WS_IP_TOS:
         case WS_IP_TTL:
 #ifdef IP_UNICAST_IF
         case WS_IP_UNICAST_IF:

include/wine/afd.h

@@ -201,6 +201,7 @@ struct afd_get_events_params
 #define IOCTL_AFD_WINE_GET_IP_PKTINFO                   WINE_AFD_IOC(256)
 #define IOCTL_AFD_WINE_SET_IP_PKTINFO                   WINE_AFD_IOC(257)
 #define IOCTL_AFD_WINE_GET_IP_TOS                       WINE_AFD_IOC(258)
+#define IOCTL_AFD_WINE_SET_IP_TOS                       WINE_AFD_IOC(259)
 
 struct afd_create_params
 {