Release 4.11 drivers/staging/greybus/greybus_authentication.h
/*
* Greybus Component Authentication User Header
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2016 Google Inc. All rights reserved.
* Copyright(c) 2016 Linaro Ltd. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program 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
* General Public License version 2 for more details.
*
* BSD LICENSE
*
* Copyright(c) 2016 Google Inc. All rights reserved.
* Copyright(c) 2016 Linaro Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. or Linaro Ltd. nor the names of
* its contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC. OR
* LINARO LTD. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __GREYBUS_AUTHENTICATION_USER_H
#define __GREYBUS_AUTHENTICATION_USER_H
#include <linux/ioctl.h>
#include <linux/types.h>
#define CAP_CERTIFICATE_MAX_SIZE 1600
#define CAP_SIGNATURE_MAX_SIZE 320
/* Certificate class types */
#define CAP_CERT_IMS_EAPC 0x00000001
#define CAP_CERT_IMS_EASC 0x00000002
#define CAP_CERT_IMS_EARC 0x00000003
#define CAP_CERT_IMS_IAPC 0x00000004
#define CAP_CERT_IMS_IASC 0x00000005
#define CAP_CERT_IMS_IARC 0x00000006
/* IMS Certificate response result codes */
#define CAP_IMS_RESULT_CERT_FOUND 0x00
#define CAP_IMS_RESULT_CERT_CLASS_INVAL 0x01
#define CAP_IMS_RESULT_CERT_CORRUPT 0x02
#define CAP_IMS_RESULT_CERT_NOT_FOUND 0x03
/* Authentication types */
#define CAP_AUTH_IMS_PRI 0x00000001
#define CAP_AUTH_IMS_SEC 0x00000002
#define CAP_AUTH_IMS_RSA 0x00000003
/* Authenticate response result codes */
#define CAP_AUTH_RESULT_CR_SUCCESS 0x00
#define CAP_AUTH_RESULT_CR_BAD_TYPE 0x01
#define CAP_AUTH_RESULT_CR_WRONG_EP 0x02
#define CAP_AUTH_RESULT_CR_NO_KEY 0x03
#define CAP_AUTH_RESULT_CR_SIG_FAIL 0x04
/* IOCTL support */
struct cap_ioc_get_endpoint_uid {
__u8 uid[8];
} __attribute__ ((__packed__));
struct cap_ioc_get_ims_certificate {
__u32 certificate_class;
__u32 certificate_id;
__u8 result_code;
__u32 cert_size;
__u8 certificate[CAP_CERTIFICATE_MAX_SIZE];
} __attribute__ ((__packed__));
struct cap_ioc_authenticate {
__u32 auth_type;
__u8 uid[8];
__u8 challenge[32];
__u8 result_code;
__u8 response[64];
__u32 signature_size;
__u8 signature[CAP_SIGNATURE_MAX_SIZE];
} __attribute__ ((__packed__));
#define CAP_IOCTL_BASE 'C'
#define CAP_IOC_GET_ENDPOINT_UID _IOR(CAP_IOCTL_BASE, 0, struct cap_ioc_get_endpoint_uid)
#define CAP_IOC_GET_IMS_CERTIFICATE _IOWR(CAP_IOCTL_BASE, 1, struct cap_ioc_get_ims_certificate)
#define CAP_IOC_AUTHENTICATE _IOWR(CAP_IOCTL_BASE, 2, struct cap_ioc_authenticate)
#endif /* __GREYBUS_AUTHENTICATION_USER_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Viresh Kumar | 207 | 100.00% | 1 | 100.00% |
| Total | 207 | 100.00% | 1 | 100.00% |
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