net: move AIX code into net/tap-aix.c

Okay, this makes the tap options available on AIX even though there's
no support, but if we want to do it right we should have not compile
the tap code at all on AIX using e.g. CONFIG_TAP.

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

4 files changed, 33 insertions, 14 deletions

diff --git a/Makefile b/Makefile
index 306f8ef2b5..25e3868e89 100644
--- a/Makefile
+++ b/Makefile
@@ -92,6 +92,7 @@ net-nested-$(CONFIG_POSIX) += tap.o
 net-nested-$(CONFIG_WIN32) += tap-win32.o
 net-nested-$(CONFIG_BSD) += tap-bsd.o
 net-nested-$(CONFIG_SOLARIS) += tap-solaris.o
+net-nested-$(CONFIG_AIX) += tap-aix.o
 net-obj-y += $(addprefix net/, $(net-nested-y))
 
 ######################################################################
diff --git a/net.c b/net.c
index 8067c9df41..37662c6f57 100644
--- a/net.c
+++ b/net.c
@@ -2440,7 +2440,6 @@ static struct {
             { /* end of list */ }
         },
 #endif
-#ifndef _AIX
     }, {
         .type = "tap",
         .init = net_init_tap,
@@ -2476,7 +2475,6 @@ static struct {
 #endif /* _WIN32 */
             { /* end of list */ }
         },
-#endif /* _AIX */
     }, {
         .type = "socket",
         .init = net_init_socket,
diff --git a/net/tap-aix.c b/net/tap-aix.c
new file mode 100644
index 0000000000..5ec3b2c10f
--- /dev/null
+++ b/net/tap-aix.c
@@ -0,0 +1,32 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "net/tap.h"
+#include <stdio.h>
+
+int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required)
+{
+    fprintf(stderr, "no tap on AIX\n");
+    return -1;
+}
diff --git a/net/tap.c b/net/tap.c
index 056fefe565..560e0e4228 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -42,8 +42,6 @@
 #include "net/tap-linux.h"
 #endif
 
-#if !defined(_AIX)
-
 /* Maximum GSO packet size (64k) plus plenty of room for
  * the ethernet and virtio_net headers
  */
@@ -349,13 +347,6 @@ static TAPState *net_tap_fd_init(VLANState *vlan,
     return s;
 }
 
-#ifdef _AIX
-int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required)
-{
-    fprintf (stderr, "no tap on AIX\n");
-    return -1;
-}
-#else
 int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required)
 {
     struct ifreq ifr;
@@ -400,7 +391,6 @@ int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required
     fcntl(fd, F_SETFL, O_NONBLOCK);
     return fd;
 }
-#endif
 
 static int launch_script(const char *setup_script, const char *ifname, int fd)
 {
@@ -551,5 +541,3 @@ int net_init_tap(QemuOpts *opts, Monitor *mon, const char *name, VLANState *vlan
 
     return 0;
 }
-
-#endif /* !defined(_AIX) */