[PATCH] libxl: add back libxl_device_v{k,f}b_add

[Wei Liu <wei.liu2@citrix.com>]

The two functions, unlike a lot others, were hand-coded. They were
deleted by accident while the device framework was reworked. Add them
back.

Reported-by: Andrew Cooper <andrew.cooper3@citrix.com>
Signed-off-by: Wei Liu <wei.liu2@citrix.com>
---
Cc: Ian Jackson <ian.jackson@eu.citrix.com>
Cc: Oleksandr Grytsov <oleksandr_grytsov@epam.com>
Cc: Andrew Cooper <andrew.cooper3@citrix.com>
---
 tools/libxl/libxl_console.c | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/tools/libxl/libxl_console.c b/tools/libxl/libxl_console.c
index 6dcad8a88a..68511d7dc5 100644
--- a/tools/libxl/libxl_console.c
+++ b/tools/libxl/libxl_console.c
@@ -603,6 +603,23 @@ static int libxl__device_from_vkb(libxl__gc *gc, uint32_t domid,
     return 0;
 }
 
+int libxl_device_vkb_add(libxl_ctx *ctx, uint32_t domid, libxl_device_vkb *vkb,
+                         const libxl_asyncop_how *ao_how)
+{
+    AO_CREATE(ctx, domid, ao_how);
+    int rc;
+
+    rc = libxl__device_add(gc, domid, &libxl__vkb_devtype, vkb);
+    if (rc) {
+        LOGD(ERROR, domid, "Unable to add vkb device");
+        goto out;
+    }
+
+out:
+    libxl__ao_complete(egc, ao, rc);
+    return AO_INPROGRESS;
+}
+
 static LIBXL_DEFINE_UPDATE_DEVID(vkb, "vkb")
 
 static int libxl__device_vfb_setdefault(libxl__gc *gc, uint32_t domid,
@@ -642,6 +659,23 @@ static int libxl__device_from_vfb(libxl__gc *gc, uint32_t domid,
     return 0;
 }
 
+int libxl_device_vfb_add(libxl_ctx *ctx, uint32_t domid, libxl_device_vfb *vfb,
+                         const libxl_asyncop_how *ao_how)
+{
+    AO_CREATE(ctx, domid, ao_how);
+    int rc;
+
+    rc = libxl__device_add(gc, domid, &libxl__vfb_devtype, vfb);
+    if (rc) {
+        LOGD(ERROR, domid, "Unable to add vfb device");
+        goto out;
+    }
+
+out:
+    libxl__ao_complete(egc, ao, rc);
+    return AO_INPROGRESS;
+}
+
 static LIBXL_DEFINE_UPDATE_DEVID(vfb, "vfb")
 
 static int libxl__set_xenstore_vfb(libxl__gc *gc, uint32_t domid,
-- 
2.11.0


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