1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
3 * Greybus Component Authentication User Header
5 * This file is provided under a dual BSD/GPLv2 license. When using or
6 * redistributing this file, you may do so under either license.
10 * Copyright(c) 2016 Google Inc. All rights reserved.
11 * Copyright(c) 2016 Linaro Ltd. All rights reserved.
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of version 2 of the GNU General Public License as
15 * published by the Free Software Foundation.
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License version 2 for more details.
24 * Copyright(c) 2016 Google Inc. All rights reserved.
25 * Copyright(c) 2016 Linaro Ltd. All rights reserved.
27 * Redistribution and use in source and binary forms, with or without
28 * modification, are permitted provided that the following conditions
31 * * Redistributions of source code must retain the above copyright
32 * notice, this list of conditions and the following disclaimer.
33 * * Redistributions in binary form must reproduce the above copyright
34 * notice, this list of conditions and the following disclaimer in
35 * the documentation and/or other materials provided with the
37 * * Neither the name of Google Inc. or Linaro Ltd. nor the names of
38 * its contributors may be used to endorse or promote products
39 * derived from this software without specific prior written
42 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
43 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
44 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
45 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC. OR
46 * LINARO LTD. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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55 #ifndef __GREYBUS_AUTHENTICATION_USER_H
56 #define __GREYBUS_AUTHENTICATION_USER_H
58 #include <linux/ioctl.h>
59 #include <linux/types.h>
61 #define CAP_CERTIFICATE_MAX_SIZE 1600
62 #define CAP_SIGNATURE_MAX_SIZE 320
64 /* Certificate class types */
65 #define CAP_CERT_IMS_EAPC 0x00000001
66 #define CAP_CERT_IMS_EASC 0x00000002
67 #define CAP_CERT_IMS_EARC 0x00000003
68 #define CAP_CERT_IMS_IAPC 0x00000004
69 #define CAP_CERT_IMS_IASC 0x00000005
70 #define CAP_CERT_IMS_IARC 0x00000006
72 /* IMS Certificate response result codes */
73 #define CAP_IMS_RESULT_CERT_FOUND 0x00
74 #define CAP_IMS_RESULT_CERT_CLASS_INVAL 0x01
75 #define CAP_IMS_RESULT_CERT_CORRUPT 0x02
76 #define CAP_IMS_RESULT_CERT_NOT_FOUND 0x03
78 /* Authentication types */
79 #define CAP_AUTH_IMS_PRI 0x00000001
80 #define CAP_AUTH_IMS_SEC 0x00000002
81 #define CAP_AUTH_IMS_RSA 0x00000003
83 /* Authenticate response result codes */
84 #define CAP_AUTH_RESULT_CR_SUCCESS 0x00
85 #define CAP_AUTH_RESULT_CR_BAD_TYPE 0x01
86 #define CAP_AUTH_RESULT_CR_WRONG_EP 0x02
87 #define CAP_AUTH_RESULT_CR_NO_KEY 0x03
88 #define CAP_AUTH_RESULT_CR_SIG_FAIL 0x04
92 struct cap_ioc_get_endpoint_uid {
94 } __attribute__ ((__packed__));
96 struct cap_ioc_get_ims_certificate {
97 __u32 certificate_class;
102 __u8 certificate[CAP_CERTIFICATE_MAX_SIZE];
103 } __attribute__ ((__packed__));
105 struct cap_ioc_authenticate {
112 __u32 signature_size;
113 __u8 signature[CAP_SIGNATURE_MAX_SIZE];
114 } __attribute__ ((__packed__));
116 #define CAP_IOCTL_BASE 'C'
117 #define CAP_IOC_GET_ENDPOINT_UID _IOR(CAP_IOCTL_BASE, 0, struct cap_ioc_get_endpoint_uid)
118 #define CAP_IOC_GET_IMS_CERTIFICATE _IOWR(CAP_IOCTL_BASE, 1, struct cap_ioc_get_ims_certificate)
119 #define CAP_IOC_AUTHENTICATE _IOWR(CAP_IOCTL_BASE, 2, struct cap_ioc_authenticate)
121 #endif /* __GREYBUS_AUTHENTICATION_USER_H */