1 files changed, 32 insertions, 0 deletions
diff --git a/plugins/sudoers/pivot.h b/plugins/sudoers/pivot.h
new file mode 100644
index 0000000..b03993e
--- /dev/null
+++ b/plugins/sudoers/pivot.h
@@ -0,0 +1,32 @@
+/*
+ * SPDX-License-Identifier: ISC
+ *
+ * Copyright (c) 2023 Todd C. Miller <Todd.Miller@sudo.ws>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef SUDOERS_PIVOT_H
+#define SUDOERS_PIVOT_H
+
+#define SUDOERS_PIVOT_INITIALIZER { -1, -1 }
+
+struct sudoers_pivot {
+    int saved_root;
+    int saved_cwd;
+};
+
+bool pivot_root(const char *new_root, struct sudoers_pivot *state);
+bool unpivot_root(struct sudoers_pivot *state);
+
+#endif /* SUDOERS_PIVOT_H */