2 * Crypto wrapper for internal crypto implementation - RSA parts
3 * Copyright (c) 2006-2009, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
14 #include "tls/pkcs1.h"
15 #include "tls/pkcs8.h"
17 /* Dummy structures; these are just typecast to struct crypto_rsa_key */
18 struct crypto_public_key;
19 struct crypto_private_key;
22 struct crypto_public_key * crypto_public_key_import(const u8 *key, size_t len)
24 return (struct crypto_public_key *)
25 crypto_rsa_import_public_key(key, len);
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)
33 return (struct crypto_public_key *)
34 crypto_rsa_import_public_key_parts(n, n_len, e, e_len);
38 struct crypto_private_key * crypto_private_key_import(const u8 *key,
42 struct crypto_private_key *res;
44 /* First, check for possible PKCS #8 encoding */
45 res = pkcs8_key_import(key, len);
50 /* Try to parse as encrypted PKCS #8 */
51 res = pkcs8_enc_key_import(key, len, passwd);
56 /* Not PKCS#8, so try to import PKCS #1 encoded RSA private key */
57 wpa_printf(MSG_DEBUG, "Trying to parse PKCS #1 encoded RSA private "
59 return (struct crypto_private_key *)
60 crypto_rsa_import_private_key(key, len);
64 struct crypto_public_key * crypto_public_key_from_cert(const u8 *buf,
67 /* No X.509 support in crypto_internal.c */
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)
76 return pkcs1_encrypt(2, (struct crypto_rsa_key *) key,
77 0, in, inlen, out, outlen);
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)
85 return pkcs1_v15_private_key_decrypt((struct crypto_rsa_key *) key,
86 in, inlen, out, outlen);
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)
94 return pkcs1_encrypt(1, (struct crypto_rsa_key *) key,
95 1, in, inlen, out, outlen);
99 void crypto_public_key_free(struct crypto_public_key *key)
101 crypto_rsa_free((struct crypto_rsa_key *) key);
105 void crypto_private_key_free(struct crypto_private_key *key)
107 crypto_rsa_free((struct crypto_rsa_key *) key);
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)
115 return pkcs1_decrypt_public_key((struct crypto_rsa_key *) key,
116 crypt, crypt_len, plain, plain_len);