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/* SPDX-License-Identifier: GPL-2.0 */ /* * Kernelspace interface to the pkey device driver * * Copyright IBM Corp. 2016,2019 * * Author: Harald Freudenberger <freude@de.ibm.com> * */ #ifndef _KAPI_PKEY_H #define _KAPI_PKEY_H #include <linux/ioctl.h> #include <linux/types.h> #include <uapi/asm/pkey.h> /* * 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 */