/src/hostap/src/crypto/crypto_internal-rsa.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Crypto wrapper for internal crypto implementation - RSA parts |
3 | | * Copyright (c) 2006-2009, Jouni Malinen <j@w1.fi> |
4 | | * |
5 | | * This software may be distributed under the terms of the BSD license. |
6 | | * See README for more details. |
7 | | */ |
8 | | |
9 | | #include "includes.h" |
10 | | |
11 | | #include "common.h" |
12 | | #include "crypto.h" |
13 | | #include "tls/rsa.h" |
14 | | #include "tls/pkcs1.h" |
15 | | #include "tls/pkcs8.h" |
16 | | |
17 | | /* Stub structures; these are just typecast to struct crypto_rsa_key */ |
18 | | struct crypto_public_key; |
19 | | struct crypto_private_key; |
20 | | |
21 | | |
22 | | struct crypto_public_key * crypto_public_key_import(const u8 *key, size_t len) |
23 | 804 | { |
24 | 804 | return (struct crypto_public_key *) |
25 | 804 | crypto_rsa_import_public_key(key, len); |
26 | 804 | } |
27 | | |
28 | | |
29 | | struct crypto_public_key * |
30 | | crypto_public_key_import_parts(const u8 *n, size_t n_len, |
31 | | const u8 *e, size_t e_len) |
32 | 0 | { |
33 | 0 | return (struct crypto_public_key *) |
34 | 0 | crypto_rsa_import_public_key_parts(n, n_len, e, e_len); |
35 | 0 | } |
36 | | |
37 | | |
38 | | struct crypto_private_key * crypto_private_key_import(const u8 *key, |
39 | | size_t len, |
40 | | const char *passwd) |
41 | 0 | { |
42 | 0 | struct crypto_private_key *res; |
43 | | |
44 | | /* First, check for possible PKCS #8 encoding */ |
45 | 0 | res = pkcs8_key_import(key, len); |
46 | 0 | if (res) |
47 | 0 | return res; |
48 | | |
49 | 0 | if (passwd) { |
50 | | /* Try to parse as encrypted PKCS #8 */ |
51 | 0 | res = pkcs8_enc_key_import(key, len, passwd); |
52 | 0 | if (res) |
53 | 0 | return res; |
54 | 0 | } |
55 | | |
56 | | /* Not PKCS#8, so try to import PKCS #1 encoded RSA private key */ |
57 | 0 | wpa_printf(MSG_DEBUG, "Trying to parse PKCS #1 encoded RSA private " |
58 | 0 | "key"); |
59 | 0 | return (struct crypto_private_key *) |
60 | 0 | crypto_rsa_import_private_key(key, len); |
61 | 0 | } |
62 | | |
63 | | |
64 | | struct crypto_public_key * crypto_public_key_from_cert(const u8 *buf, |
65 | | size_t len) |
66 | 2.29k | { |
67 | | /* No X.509 support in crypto_internal.c */ |
68 | 2.29k | return NULL; |
69 | 2.29k | } |
70 | | |
71 | | |
72 | | int crypto_public_key_encrypt_pkcs1_v15(struct crypto_public_key *key, |
73 | | const u8 *in, size_t inlen, |
74 | | u8 *out, size_t *outlen) |
75 | 386 | { |
76 | 386 | return pkcs1_encrypt(2, (struct crypto_rsa_key *) key, |
77 | 386 | 0, in, inlen, out, outlen); |
78 | 386 | } |
79 | | |
80 | | |
81 | | int crypto_private_key_decrypt_pkcs1_v15(struct crypto_private_key *key, |
82 | | const u8 *in, size_t inlen, |
83 | | u8 *out, size_t *outlen) |
84 | 0 | { |
85 | 0 | return pkcs1_v15_private_key_decrypt((struct crypto_rsa_key *) key, |
86 | 0 | in, inlen, out, outlen); |
87 | 0 | } |
88 | | |
89 | | |
90 | | int crypto_private_key_sign_pkcs1(struct crypto_private_key *key, |
91 | | const u8 *in, size_t inlen, |
92 | | u8 *out, size_t *outlen) |
93 | 0 | { |
94 | 0 | return pkcs1_encrypt(1, (struct crypto_rsa_key *) key, |
95 | 0 | 1, in, inlen, out, outlen); |
96 | 0 | } |
97 | | |
98 | | |
99 | | void crypto_public_key_free(struct crypto_public_key *key) |
100 | 5.44k | { |
101 | 5.44k | crypto_rsa_free((struct crypto_rsa_key *) key); |
102 | 5.44k | } |
103 | | |
104 | | |
105 | | void crypto_private_key_free(struct crypto_private_key *key) |
106 | 0 | { |
107 | 0 | crypto_rsa_free((struct crypto_rsa_key *) key); |
108 | 0 | } |
109 | | |
110 | | |
111 | | int crypto_public_key_decrypt_pkcs1(struct crypto_public_key *key, |
112 | | const u8 *crypt, size_t crypt_len, |
113 | | u8 *plain, size_t *plain_len) |
114 | 270 | { |
115 | 270 | return pkcs1_decrypt_public_key((struct crypto_rsa_key *) key, |
116 | 270 | crypt, crypt_len, plain, plain_len); |
117 | 270 | } |