1 | /* |
2 | * Copyright (c) 2012 Apple Computer, Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | |
29 | #include <libkern/crypto/crypto_internal.h> |
30 | #include <corecrypto/ccaes.h> |
31 | #include <corecrypto/ccdes.h> |
32 | #include <corecrypto/ccpad.h> |
33 | #include <corecrypto/ccsha1.h> |
34 | #include <sys/malloc.h> |
35 | |
36 | int corecrypto_available(void); |
37 | |
38 | int |
39 | corecrypto_available(void) |
40 | { |
41 | return g_crypto_funcs ? 1 : 0; |
42 | } |
43 | |
44 | const struct ccmode_cbc * |
45 | ccaes_cbc_decrypt_mode(void) |
46 | { |
47 | if (g_crypto_funcs) { |
48 | return g_crypto_funcs->ccaes_cbc_decrypt; |
49 | } |
50 | return NULL; |
51 | } |
52 | |
53 | const struct ccmode_cbc * |
54 | ccaes_cbc_encrypt_mode(void) |
55 | { |
56 | if (g_crypto_funcs) { |
57 | return g_crypto_funcs->ccaes_cbc_encrypt; |
58 | } |
59 | return NULL; |
60 | } |
61 | |
62 | const struct ccmode_cbc * |
63 | ccdes3_cbc_decrypt_mode(void) |
64 | { |
65 | if (g_crypto_funcs) { |
66 | return g_crypto_funcs->cctdes_cbc_decrypt; |
67 | } |
68 | return NULL; |
69 | } |
70 | |
71 | const struct ccmode_cbc * |
72 | ccdes3_cbc_encrypt_mode(void) |
73 | { |
74 | if (g_crypto_funcs) { |
75 | return g_crypto_funcs->cctdes_cbc_encrypt; |
76 | } |
77 | return NULL; |
78 | } |
79 | |
80 | size_t |
81 | ccpad_cts3_decrypt(const struct ccmode_cbc *cbc, cccbc_ctx *cbc_key, |
82 | cccbc_iv *iv, size_t nbytes, const void *in, void *out) |
83 | { |
84 | if (g_crypto_funcs) { |
85 | return (*g_crypto_funcs->ccpad_cts3_decrypt_fn)(cbc, cbc_key, iv, nbytes, in, out); |
86 | } |
87 | return 0; |
88 | } |
89 | |
90 | size_t |
91 | ccpad_cts3_encrypt(const struct ccmode_cbc *cbc, cccbc_ctx *cbc_key, |
92 | cccbc_iv *iv, size_t nbytes, const void *in, void *out) |
93 | { |
94 | if (g_crypto_funcs) { |
95 | return (*g_crypto_funcs->ccpad_cts3_encrypt_fn)(cbc, cbc_key, iv, nbytes, in, out); |
96 | } |
97 | return 0; |
98 | } |
99 | |
100 | const struct ccdigest_info *ccsha1_ltc_di_ptr; |
101 | |
102 | const struct ccdigest_info * |
103 | ccsha1_di(void) |
104 | { |
105 | if (g_crypto_funcs) { |
106 | return g_crypto_funcs->ccsha1_di; |
107 | } |
108 | return NULL; |
109 | } |
110 | |
111 | void |
112 | ccdes_key_set_odd_parity(void *key, unsigned long length) |
113 | { |
114 | if (g_crypto_funcs) { |
115 | (*g_crypto_funcs->ccdes_key_set_odd_parity_fn)(key, length); |
116 | } |
117 | } |
118 | |