Add some userspace tools for managing the creation and destruction of bypass rings.

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@citrix.com>

diff --git a/drivers/net/xen-netchannel2/tools/destroy_bypass.c b/drivers/net/xen-netchannel2/tools/destroy_bypass.c
new file mode 100644 (file)
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 (file)
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;
+}