| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Kernelspace interface to the pkey device driver |
| * |
| * Copyright IBM Corp. 2016, 2023 |
| * |
| * 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_key2protkey(const u8 *key, u32 keylen, |
| u8 *protkey, u32 *protkeylen, u32 *protkeytype); |
| |
| #endif /* _KAPI_PKEY_H */ |
