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-rw-r--r--drive_encryption.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/drive_encryption.h b/drive_encryption.h
new file mode 100644
index 0000000..0cb8ff1
--- /dev/null
+++ b/drive_encryption.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Read encryption information for Opal and ATA devices.
+ *
+ * Copyright (C) 2024 Intel Corporation
+ * Author: Blazej Kucman <blazej.kucman@intel.com>
+ */
+
+typedef enum encryption_status {
+ /* The drive is not currently encrypted. */
+ ENC_STATUS_UNENCRYPTED = 0,
+ /* The drive is encrypted and the data is not accessible. */
+ ENC_STATUS_LOCKED,
+ /* The drive is encrypted but the data is accessible in unencrypted form. */
+ ENC_STATUS_UNLOCKED
+} encryption_status_t;
+
+typedef enum encryption_ability {
+ ENC_ABILITY_NONE = 0,
+ ENC_ABILITY_OTHER,
+ /* Self encrypted drive */
+ ENC_ABILITY_SED
+} encryption_ability_t;
+
+typedef struct encryption_information {
+ encryption_ability_t ability;
+ encryption_status_t status;
+} encryption_information_t;
+
+mdadm_status_t
+get_nvme_opal_encryption_information(int disk_fd, struct encryption_information *information,
+ const int verbose);
+mdadm_status_t
+get_ata_encryption_information(int disk_fd, struct encryption_information *information,
+ const int verbose);
+const char *get_encryption_ability_string(enum encryption_ability ability);
+const char *get_encryption_status_string(enum encryption_status status);