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7e70cb49 MZ |
1 | #ifndef __ENCRYPTED_KEY_H |
2 | #define __ENCRYPTED_KEY_H | |
3 | ||
4 | #define ENCRYPTED_DEBUG 0 | |
9c698987 MZ |
5 | #if defined(CONFIG_TRUSTED_KEYS) || \ |
6 | (defined(CONFIG_TRUSTED_KEYS_MODULE) && defined(CONFIG_ENCRYPTED_KEYS_MODULE)) | |
982e617a MZ |
7 | extern struct key *request_trusted_key(const char *trusted_desc, |
8 | u8 **master_key, size_t *master_keylen); | |
9 | #else | |
10 | static inline struct key *request_trusted_key(const char *trusted_desc, | |
11 | u8 **master_key, | |
12 | size_t *master_keylen) | |
13 | { | |
14 | return ERR_PTR(-EOPNOTSUPP); | |
15 | } | |
16 | #endif | |
7e70cb49 MZ |
17 | |
18 | #if ENCRYPTED_DEBUG | |
3b1826ce | 19 | static inline void dump_master_key(const u8 *master_key, size_t master_keylen) |
7e70cb49 MZ |
20 | { |
21 | print_hex_dump(KERN_ERR, "master key: ", DUMP_PREFIX_NONE, 32, 1, | |
22 | master_key, master_keylen, 0); | |
23 | } | |
24 | ||
25 | static inline void dump_decrypted_data(struct encrypted_key_payload *epayload) | |
26 | { | |
27 | print_hex_dump(KERN_ERR, "decrypted data: ", DUMP_PREFIX_NONE, 32, 1, | |
28 | epayload->decrypted_data, | |
29 | epayload->decrypted_datalen, 0); | |
30 | } | |
31 | ||
32 | static inline void dump_encrypted_data(struct encrypted_key_payload *epayload, | |
33 | unsigned int encrypted_datalen) | |
34 | { | |
35 | print_hex_dump(KERN_ERR, "encrypted data: ", DUMP_PREFIX_NONE, 32, 1, | |
36 | epayload->encrypted_data, encrypted_datalen, 0); | |
37 | } | |
38 | ||
39 | static inline void dump_hmac(const char *str, const u8 *digest, | |
40 | unsigned int hmac_size) | |
41 | { | |
42 | if (str) | |
43 | pr_info("encrypted_key: %s", str); | |
44 | print_hex_dump(KERN_ERR, "hmac: ", DUMP_PREFIX_NONE, 32, 1, digest, | |
45 | hmac_size, 0); | |
46 | } | |
47 | #else | |
3b1826ce | 48 | static inline void dump_master_key(const u8 *master_key, size_t master_keylen) |
7e70cb49 MZ |
49 | { |
50 | } | |
51 | ||
52 | static inline void dump_decrypted_data(struct encrypted_key_payload *epayload) | |
53 | { | |
54 | } | |
55 | ||
56 | static inline void dump_encrypted_data(struct encrypted_key_payload *epayload, | |
57 | unsigned int encrypted_datalen) | |
58 | { | |
59 | } | |
60 | ||
61 | static inline void dump_hmac(const char *str, const u8 *digest, | |
62 | unsigned int hmac_size) | |
63 | { | |
64 | } | |
65 | #endif | |
66 | #endif |