mirror of
https://github.com/vanhoefm/fragattacks.git
synced 2024-11-27 01:38:37 -05:00
0f3d578efc
Remove the GPL notification text from the files that were initially contributed by myself. Signed-hostap: Jouni Malinen <j@w1.fi>
109 lines
2.6 KiB
C
109 lines
2.6 KiB
C
/*
|
|
* Crypto wrapper for internal crypto implementation - RSA parts
|
|
* Copyright (c) 2006-2009, Jouni Malinen <j@w1.fi>
|
|
*
|
|
* This software may be distributed under the terms of the BSD license.
|
|
* See README for more details.
|
|
*/
|
|
|
|
#include "includes.h"
|
|
|
|
#include "common.h"
|
|
#include "crypto.h"
|
|
#include "tls/rsa.h"
|
|
#include "tls/pkcs1.h"
|
|
#include "tls/pkcs8.h"
|
|
|
|
/* Dummy structures; these are just typecast to struct crypto_rsa_key */
|
|
struct crypto_public_key;
|
|
struct crypto_private_key;
|
|
|
|
|
|
struct crypto_public_key * crypto_public_key_import(const u8 *key, size_t len)
|
|
{
|
|
return (struct crypto_public_key *)
|
|
crypto_rsa_import_public_key(key, len);
|
|
}
|
|
|
|
|
|
struct crypto_private_key * crypto_private_key_import(const u8 *key,
|
|
size_t len,
|
|
const char *passwd)
|
|
{
|
|
struct crypto_private_key *res;
|
|
|
|
/* First, check for possible PKCS #8 encoding */
|
|
res = pkcs8_key_import(key, len);
|
|
if (res)
|
|
return res;
|
|
|
|
if (passwd) {
|
|
/* Try to parse as encrypted PKCS #8 */
|
|
res = pkcs8_enc_key_import(key, len, passwd);
|
|
if (res)
|
|
return res;
|
|
}
|
|
|
|
/* Not PKCS#8, so try to import PKCS #1 encoded RSA private key */
|
|
wpa_printf(MSG_DEBUG, "Trying to parse PKCS #1 encoded RSA private "
|
|
"key");
|
|
return (struct crypto_private_key *)
|
|
crypto_rsa_import_private_key(key, len);
|
|
}
|
|
|
|
|
|
struct crypto_public_key * crypto_public_key_from_cert(const u8 *buf,
|
|
size_t len)
|
|
{
|
|
/* No X.509 support in crypto_internal.c */
|
|
return NULL;
|
|
}
|
|
|
|
|
|
int crypto_public_key_encrypt_pkcs1_v15(struct crypto_public_key *key,
|
|
const u8 *in, size_t inlen,
|
|
u8 *out, size_t *outlen)
|
|
{
|
|
return pkcs1_encrypt(2, (struct crypto_rsa_key *) key,
|
|
0, in, inlen, out, outlen);
|
|
}
|
|
|
|
|
|
int crypto_private_key_decrypt_pkcs1_v15(struct crypto_private_key *key,
|
|
const u8 *in, size_t inlen,
|
|
u8 *out, size_t *outlen)
|
|
{
|
|
return pkcs1_v15_private_key_decrypt((struct crypto_rsa_key *) key,
|
|
in, inlen, out, outlen);
|
|
}
|
|
|
|
|
|
int crypto_private_key_sign_pkcs1(struct crypto_private_key *key,
|
|
const u8 *in, size_t inlen,
|
|
u8 *out, size_t *outlen)
|
|
{
|
|
return pkcs1_encrypt(1, (struct crypto_rsa_key *) key,
|
|
1, in, inlen, out, outlen);
|
|
}
|
|
|
|
|
|
void crypto_public_key_free(struct crypto_public_key *key)
|
|
{
|
|
crypto_rsa_free((struct crypto_rsa_key *) key);
|
|
}
|
|
|
|
|
|
void crypto_private_key_free(struct crypto_private_key *key)
|
|
{
|
|
crypto_rsa_free((struct crypto_rsa_key *) key);
|
|
}
|
|
|
|
|
|
int crypto_public_key_decrypt_pkcs1(struct crypto_public_key *key,
|
|
const u8 *crypt, size_t crypt_len,
|
|
u8 *plain, size_t *plain_len)
|
|
{
|
|
return pkcs1_decrypt_public_key((struct crypto_rsa_key *) key,
|
|
crypt, crypt_len, plain, plain_len);
|
|
}
|