[Xen-devel] [PATCH 16/17] Add some userspace tools for managing the creation and destruction of bypass rings.

[<steven.smith@xxxxxxxxxx>]

These are pretty skanky.  It's not clear where they should live, or
even whether they should live at all, but they're handy for testing.

Signed-off-by: Steven Smith <steven.smith@xxxxxxxxxx>
---
 drivers/net/xen-netchannel2/tools/destroy_bypass.c |   25 ++++++++++++++++
 .../net/xen-netchannel2/tools/establish_bypass.c   |   31 ++++++++++++++++++++
 2 files changed, 56 insertions(+), 0 deletions(-)
 create mode 100644 drivers/net/xen-netchannel2/tools/destroy_bypass.c
 create mode 100644 drivers/net/xen-netchannel2/tools/establish_bypass.c

diff --git a/drivers/net/xen-netchannel2/tools/destroy_bypass.c 
b/drivers/net/xen-netchannel2/tools/destroy_bypass.c
new file mode 100644
index 0000000..93b82e0
--- /dev/null
+++ b/drivers/net/xen-netchannel2/tools/destroy_bypass.c
@@ -0,0 +1,25 @@
+#include <sys/ioctl.h>
+#include <err.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "../netchannel2_uspace.h"
+
+int
+main(int argc, char *argv[])
+{
+       int fd;
+       struct netchannel2_ioctl_destroy_bypass ioc;
+       int r;
+
+       fd = open("/dev/netback2", O_RDWR);
+       if (fd < 0)
+               err(1, "openning /dev/netback2");
+       ioc.handle = atoi(argv[1]);
+
+       r = ioctl(fd, NETCHANNEL2_IOCTL_DESTROY_BYPASS, &ioc);
+       if (r < 0)
+               err(1, "destroying bypass");
+       return 0;
+}
diff --git a/drivers/net/xen-netchannel2/tools/establish_bypass.c 
b/drivers/net/xen-netchannel2/tools/establish_bypass.c
new file mode 100644
index 0000000..bdd326c
--- /dev/null
+++ b/drivers/net/xen-netchannel2/tools/establish_bypass.c
@@ -0,0 +1,31 @@
+#include <sys/ioctl.h>
+#include <err.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "../netchannel2_uspace.h"
+
+int
+main(int argc, char *argv[])
+{
+       int fd;
+       unsigned a;
+       unsigned b;
+       struct netchannel2_ioctl_establish_bypass ioc;
+       int r;
+
+       fd = open("/dev/netback2", O_RDWR);
+       if (fd < 0)
+               err(1, "openning /dev/netback2");
+       a = atoi(argv[1]);
+       b = atoi(argv[2]);
+       ioc.handle_a = a;
+       ioc.handle_b = b;
+
+       r = ioctl(fd, NETCHANNEL2_IOCTL_ESTABLISH_BYPASS, &ioc);
+       if (r < 0)
+               err(1, "establishing bypass");
+       printf("%d\n", r);
+       return 0;
+}
-- 
1.6.3.1


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