[Xen-changelog] [xen-unstable] libxl: reimplement devid->nic in terms of from_xs_be function.

[Xen patchbot-unstable <patchbot@xxxxxxx>]

# HG changeset patch
# User Ian Campbell <ian.campbell@xxxxxxxxxx>
# Date 1318941402 -3600
# Node ID cb040b65b10880d38d40fe254008259fb195e95a
# Parent  8b9ec0ab3aae22c9683e90d28c8862248195b518
libxl: reimplement devid->nic in terms of from_xs_be function.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Acked-by: Ian Jackson <ian.jackson.citrix.com>
Committed-by: Ian Jackson <ian.jackson.citrix.com>
---


diff -r 8b9ec0ab3aae -r cb040b65b108 tools/libxl/libxl.c
--- a/tools/libxl/libxl.c       Tue Oct 18 13:36:42 2011 +0100
+++ b/tools/libxl/libxl.c       Tue Oct 18 13:36:42 2011 +0100
@@ -1315,7 +1315,7 @@
                   libxl__sprintf(gc, "%s/mac", be_path), &len);
     rc = libxl__parse_mac(tmp, nic->mac);
     if (rc)
-            memset(nic->mac, 0, sizeof(nic->mac));
+        memset(nic->mac, 0, sizeof(nic->mac));
 
     nic->ip = xs_read(ctx->xsh, XBT_NULL,
                       libxl__sprintf(gc, "%s/ip", be_path), &len);
@@ -1332,6 +1332,32 @@
     nic->ifname = NULL; /* XXX Only for TYPE_IOEMU */
 }
 
+int libxl_devid_to_device_nic(libxl_ctx *ctx, uint32_t domid,
+                              const char *devid, libxl_device_nic *nic)
+{
+    libxl__gc gc = LIBXL_INIT_GC(ctx);
+    char *dompath, *path;
+    int rc = ERROR_FAIL;
+
+    memset(nic, 0, sizeof (libxl_device_nic));
+    dompath = libxl__xs_get_dompath(&gc, domid);
+    if (!dompath)
+        goto out;
+
+    path = libxl__xs_read(&gc, XBT_NULL,
+                          libxl__sprintf(&gc, "%s/device/vif/%s/backend",
+                                         dompath, devid));
+    if (!path)
+        goto out;
+
+    libxl__device_nic_from_xs_be(&gc, path, nic);
+
+    rc = 0;
+out:
+    libxl__free_all(&gc);
+    return rc;
+}
+
 static int libxl__append_nic_list_of_type(libxl__gc *gc,
                                            uint32_t domid,
                                            const char *type,
diff -r 8b9ec0ab3aae -r cb040b65b108 tools/libxl/libxl_utils.c
--- a/tools/libxl/libxl_utils.c Tue Oct 18 13:36:42 2011 +0100
+++ b/tools/libxl/libxl_utils.c Tue Oct 18 13:36:42 2011 +0100
@@ -483,41 +483,6 @@
     return rc;
 }
 
-int libxl_devid_to_device_nic(libxl_ctx *ctx, uint32_t domid,
-                              const char *devid, libxl_device_nic *nic)
-{
-    libxl__gc gc = LIBXL_INIT_GC(ctx);
-    char *val;
-    char *dompath, *nic_path_fe, *nic_path_be;
-    int rc = ERROR_FAIL;
-
-    memset(nic, 0, sizeof (libxl_device_nic));
-    dompath = libxl__xs_get_dompath(&gc, domid);
-    if (!dompath) {
-        goto out;
-    }
-    nic_path_fe = libxl__sprintf(&gc, "%s/device/vif/%s", dompath, devid);
-    nic_path_be = libxl__xs_read(&gc, XBT_NULL,
-                                libxl__sprintf(&gc, "%s/backend", 
nic_path_fe));
-    val = libxl__xs_read(&gc, XBT_NULL, libxl__sprintf(&gc, "%s/backend-id", 
nic_path_fe));
-    if ( NULL == val ) {
-        goto out;
-    }
-    nic->backend_domid = strtoul(val, NULL, 10);
-    nic->devid = strtoul(devid, NULL, 10);
-
-    val = libxl__xs_read(&gc, XBT_NULL, libxl__sprintf(&gc, "%s/mac", 
nic_path_fe));
-    rc = libxl__parse_mac(val, nic->mac);
-    if (rc)
-        goto out;
-
-    nic->script = xs_read(ctx->xsh, XBT_NULL, libxl__sprintf(&gc, "%s/script", 
nic_path_be), NULL);
-    rc = 0;
-out:
-    libxl__free_all(&gc);
-    return rc;
-}
-
 int libxl_devid_to_device_disk(libxl_ctx *ctx, uint32_t domid,
                                const char *devid, libxl_device_disk *disk)
 {

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