1 files changed, 71 insertions, 0 deletions
diff --git a/lib/luks2/hw_opal/hw_opal.h b/lib/luks2/hw_opal/hw_opal.h
new file mode 100644
index 0000000..f1823bf
--- /dev/null
+++ b/lib/luks2/hw_opal/hw_opal.h
@@ -0,0 +1,71 @@
+/*
+ * OPAL utilities
+ *
+ * Copyright (C) 2022-2023 Luca Boccassi <bluca@debian.org>
+ *               2023 Ondrej Kozina <okozina@redhat.com>
+ *
+ * This file is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This file 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this file; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef _UTILS_OPAL
+#define _UTILS_OPAL
+
+#include "internal.h"
+
+struct crypt_lock_handle;
+
+int opal_setup_ranges(struct crypt_device *cd,
+		      struct device *dev,
+		      const struct volume_key *vk,
+		      uint64_t range_start,
+		      uint64_t range_length,
+		      uint32_t segment_number,
+		      const void *admin_key,
+		      size_t admin_key_len);
+int opal_lock(struct crypt_device *cd, struct device *dev, uint32_t segment_number);
+int opal_unlock(struct crypt_device *cd,
+		struct device *dev,
+		uint32_t segment_number,
+		const struct volume_key *vk);
+int opal_supported(struct crypt_device *cd, struct device *dev);
+int opal_factory_reset(struct crypt_device *cd,
+		       struct device *dev,
+		       const char *password,
+		       size_t password_len);
+int opal_reset_segment(struct crypt_device *cd,
+		       struct device *dev,
+		       uint32_t segment_number,
+		       const char *password,
+		       size_t password_len);
+int opal_geometry(struct crypt_device *cd,
+		  struct device *dev,
+		  bool *ret_align,
+		  uint32_t *ret_block_size,
+		  uint64_t *ret_alignment_granularity_blocks,
+		  uint64_t *ret_lowest_lba_blocks);
+int opal_range_check_attributes_and_get_lock_state(struct crypt_device *cd,
+				struct device *dev,
+				uint32_t segment_number,
+				const struct volume_key *vk,
+				const uint64_t *check_offset_sectors,
+				const uint64_t *check_length_sectors,
+				bool *ret_read_locked,
+				bool *ret_write_locked);
+int opal_exclusive_lock(struct crypt_device *cd,
+			struct device *opal_device,
+			struct crypt_lock_handle **opal_lock);
+void opal_exclusive_unlock(struct crypt_device *cd, struct crypt_lock_handle *opal_lock);
+
+#endif