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-rw-r--r--grub-core/commands/xen/lsxen.c90
1 files changed, 90 insertions, 0 deletions
diff --git a/grub-core/commands/xen/lsxen.c b/grub-core/commands/xen/lsxen.c
new file mode 100644
index 0000000..9771310
--- /dev/null
+++ b/grub-core/commands/xen/lsxen.c
@@ -0,0 +1,90 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2011 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/dl.h>
+#include <grub/misc.h>
+#include <grub/command.h>
+#include <grub/i18n.h>
+#include <grub/xen.h>
+#include <grub/term.h>
+
+GRUB_MOD_LICENSE ("GPLv3+");
+
+static int
+hook (const char *dir, void *hook_data __attribute__ ((unused)))
+{
+ grub_printf ("%s\n", dir);
+ return 0;
+}
+
+static grub_err_t
+grub_cmd_lsxen (grub_command_t cmd __attribute__ ((unused)),
+ int argc, char **args)
+{
+ char *dir;
+ grub_err_t err;
+ char *buf;
+
+ if (argc >= 1)
+ return grub_xenstore_dir (args[0], hook, NULL);
+
+ buf = grub_xenstore_get_file ("domid", NULL);
+ if (!buf)
+ return grub_errno;
+ dir = grub_xasprintf ("/local/domain/%s", buf);
+ grub_free (buf);
+ err = grub_xenstore_dir (dir, hook, NULL);
+ grub_free (dir);
+ return err;
+}
+
+static grub_err_t
+grub_cmd_catxen (grub_command_t cmd __attribute__ ((unused)),
+ int argc, char **args)
+{
+ const char *dir = "domid";
+ char *buf;
+
+ if (argc >= 1)
+ dir = args[0];
+
+ buf = grub_xenstore_get_file (dir, NULL);
+ if (!buf)
+ return grub_errno;
+ grub_xputs (buf);
+ grub_xputs ("\n");
+ grub_free (buf);
+ return GRUB_ERR_NONE;
+
+}
+
+static grub_command_t cmd_ls, cmd_cat;
+
+GRUB_MOD_INIT (lsxen)
+{
+ cmd_ls = grub_register_command ("xen_ls", grub_cmd_lsxen, N_("[DIR]"),
+ N_("List Xen storage."));
+ cmd_cat = grub_register_command ("xen_cat", grub_cmd_catxen, N_("[DIR]"),
+ N_("List Xen storage."));
+}
+
+GRUB_MOD_FINI (lsxen)
+{
+ grub_unregister_command (cmd_ls);
+ grub_unregister_command (cmd_cat);
+}