From 6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 18:29:51 +0200
Subject: Adding upstream version 2.06.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 grub-core/commands/xen/lsxen.c | 90 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 grub-core/commands/xen/lsxen.c

(limited to 'grub-core/commands/xen/lsxen.c')

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);
+}
-- 
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