1 /*
2  * Copyright (C) 2014 Intel Corporation. All rights reserved.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef __WV_MOD_OEM_CRYPTO_H_
18 #define __WV_MOD_OEM_CRYPTO_H_
19 
20 #include <inttypes.h>
21 
22 enum drm_wv_mod_algorithm
23 {
24     DRM_WV_MOD_AES_CBC_128_NO_PADDING = 0,
25     HMAC_SHA256
26 };
27 
28 enum drm_wv_mod_rsa_padding_scheme
29 {
30     DRM_WV_MOD_RSA_PADDING_SCHEME_RSASSA_PSS_SHA1 = 1,
31     DRM_WV_MOD_RSA_PADDING_SCHEME_RSASSA_PKCS1v15,
32     DRM_WV_MOD_RSA_PADDING_SCHEME_MAX_VALUE
33 };
34 
35 enum drm_wv_mod_usage_entry_status
36 {
37     k_free = -1,
38     k_unused = 0,
39     k_active = 1,
40     k_inactive = 2, // deprecated in v13
41     k_inactive_used = 3,
42     k_inactive_unused = 4
43 };
44 
45 struct drm_wv_mod_key_object
46 {
47     const uint8_t *key_id;
48     uint32_t key_id_len;
49     const uint8_t *key_data_iv;
50     const uint8_t *key_data;
51     uint32_t key_data_length;
52     const uint8_t *key_control_iv;
53     const uint8_t *key_control;
54     uint32_t cipher_mode;
55 };
56 
57 struct drm_wv_mod_key_refresh_object
58 {
59     const uint8_t *key_id;
60     uint32_t key_id_len;
61     const uint8_t *key_control_iv;
62     const uint8_t *key_control;
63 };
64 
65 #endif /* __WV_MOD_OEM_CRYPTO_H_ */
66