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-rw-r--r--arch/s390/include/asm/pkey.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/s390/include/asm/pkey.h b/arch/s390/include/asm/pkey.h
index 053117ba7328..9b6e79077866 100644
--- a/arch/s390/include/asm/pkey.h
+++ b/arch/s390/include/asm/pkey.h
@@ -109,4 +109,30 @@ int pkey_verifykey(const struct pkey_seckey *seckey,
u16 *pcardnr, u16 *pdomain,
u16 *pkeysize, u32 *pattributes);
+/*
+ * In-kernel API: Generate (AES) random protected key.
+ * @param keytype one of the PKEY_KEYTYPE values
+ * @param protkey pointer to buffer receiving the protected key
+ * @return 0 on success, negative errno value on failure
+ */
+int pkey_genprotkey(__u32 keytype, struct pkey_protkey *protkey);
+
+/*
+ * In-kernel API: Verify an (AES) protected key.
+ * @param protkey pointer to buffer containing the protected key to verify
+ * @return 0 on success, negative errno value on failure. In case the protected
+ * key is not valid -EKEYREJECTED is returned
+ */
+int pkey_verifyprotkey(const struct pkey_protkey *protkey);
+
+/*
+ * In-kernel API: Transform an key blob (of any type) into a protected key.
+ * @param key pointer to a buffer containing the key blob
+ * @param keylen size of the key blob in bytes
+ * @param protkey pointer to buffer receiving the protected key
+ * @return 0 on success, negative errno value on failure
+ */
+int pkey_keyblob2pkey(const __u8 *key, __u32 keylen,
+ struct pkey_protkey *protkey);
+
#endif /* _KAPI_PKEY_H */