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authorcvs2svn <admin@example.com>2001-10-01 21:58:54 +0000
committercvs2svn <admin@example.com>2001-10-01 21:58:54 +0000
commit2b482d950b0e856294fcd4c1068c1b21939a7240 (patch)
treeaa05f6be64877f76547f1b54ad84f7bfcb291f5d /src/lib/libcrypto/rsa
parentd7b0aad33e28dafbbef67eb5b84ecb05a844fc88 (diff)
downloadopenbsd-OPENBSD_3_0_BASE.tar.gz
openbsd-OPENBSD_3_0_BASE.tar.bz2
openbsd-OPENBSD_3_0_BASE.zip
This commit was manufactured by cvs2git to create tag 'OPENBSD_3_0_BASE'.OPENBSD_3_0_BASE
Diffstat (limited to 'src/lib/libcrypto/rsa')
-rw-r--r--src/lib/libcrypto/rsa/rsa.h357
-rw-r--r--src/lib/libcrypto/rsa/rsa_chk.c184
-rw-r--r--src/lib/libcrypto/rsa/rsa_eay.c579
-rw-r--r--src/lib/libcrypto/rsa/rsa_err.c148
-rw-r--r--src/lib/libcrypto/rsa/rsa_gen.c197
-rw-r--r--src/lib/libcrypto/rsa/rsa_lib.c388
-rw-r--r--src/lib/libcrypto/rsa/rsa_none.c98
-rw-r--r--src/lib/libcrypto/rsa/rsa_oaep.c168
-rw-r--r--src/lib/libcrypto/rsa/rsa_pk1.c224
-rw-r--r--src/lib/libcrypto/rsa/rsa_saos.c144
-rw-r--r--src/lib/libcrypto/rsa/rsa_sign.c224
-rw-r--r--src/lib/libcrypto/rsa/rsa_ssl.c154
12 files changed, 0 insertions, 2865 deletions
diff --git a/src/lib/libcrypto/rsa/rsa.h b/src/lib/libcrypto/rsa/rsa.h
deleted file mode 100644
index bda636a365..0000000000
--- a/src/lib/libcrypto/rsa/rsa.h
+++ /dev/null
@@ -1,357 +0,0 @@
1/* crypto/rsa/rsa.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#ifndef HEADER_RSA_H
60#define HEADER_RSA_H
61
62#ifndef NO_BIO
63#include <openssl/bio.h>
64#endif
65#include <openssl/bn.h>
66#include <openssl/crypto.h>
67
68#ifdef NO_RSA
69#error RSA is disabled.
70#endif
71
72#ifdef __cplusplus
73extern "C" {
74#endif
75
76typedef struct rsa_st RSA;
77
78typedef struct rsa_meth_st
79 {
80 const char *name;
81 int (*rsa_pub_enc)(int flen,unsigned char *from,unsigned char *to,
82 RSA *rsa,int padding);
83 int (*rsa_pub_dec)(int flen,unsigned char *from,unsigned char *to,
84 RSA *rsa,int padding);
85 int (*rsa_priv_enc)(int flen,unsigned char *from,unsigned char *to,
86 RSA *rsa,int padding);
87 int (*rsa_priv_dec)(int flen,unsigned char *from,unsigned char *to,
88 RSA *rsa,int padding);
89 int (*rsa_mod_exp)(BIGNUM *r0,BIGNUM *I,RSA *rsa); /* Can be null */
90 int (*bn_mod_exp)(BIGNUM *r, BIGNUM *a, const BIGNUM *p,
91 const BIGNUM *m, BN_CTX *ctx,
92 BN_MONT_CTX *m_ctx); /* Can be null */
93 int (*init)(RSA *rsa); /* called at new */
94 int (*finish)(RSA *rsa); /* called at free */
95 int flags; /* RSA_METHOD_FLAG_* things */
96 char *app_data; /* may be needed! */
97/* New sign and verify functions: some libraries don't allow arbitrary data
98 * to be signed/verified: this allows them to be used. Note: for this to work
99 * the RSA_public_decrypt() and RSA_private_encrypt() should *NOT* be used
100 * RSA_sign(), RSA_verify() should be used instead. Note: for backwards
101 * compatibility this functionality is only enabled if the RSA_FLAG_SIGN_VER
102 * option is set in 'flags'.
103 */
104 int (*rsa_sign)(int type, unsigned char *m, unsigned int m_len,
105 unsigned char *sigret, unsigned int *siglen, RSA *rsa);
106 int (*rsa_verify)(int dtype, unsigned char *m, unsigned int m_len,
107 unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
108
109 } RSA_METHOD;
110
111struct rsa_st
112 {
113 /* The first parameter is used to pickup errors where
114 * this is passed instead of aEVP_PKEY, it is set to 0 */
115 int pad;
116 int version;
117#if 0
118 RSA_METHOD *meth;
119#else
120 struct engine_st *engine;
121#endif
122 BIGNUM *n;
123 BIGNUM *e;
124 BIGNUM *d;
125 BIGNUM *p;
126 BIGNUM *q;
127 BIGNUM *dmp1;
128 BIGNUM *dmq1;
129 BIGNUM *iqmp;
130 /* be careful using this if the RSA structure is shared */
131 CRYPTO_EX_DATA ex_data;
132 int references;
133 int flags;
134
135 /* Used to cache montgomery values */
136 BN_MONT_CTX *_method_mod_n;
137 BN_MONT_CTX *_method_mod_p;
138 BN_MONT_CTX *_method_mod_q;
139
140 /* all BIGNUM values are actually in the following data, if it is not
141 * NULL */
142 char *bignum_data;
143 BN_BLINDING *blinding;
144 };
145
146#define RSA_3 0x3L
147#define RSA_F4 0x10001L
148
149#define RSA_METHOD_FLAG_NO_CHECK 0x01 /* don't check pub/private match */
150
151#define RSA_FLAG_CACHE_PUBLIC 0x02
152#define RSA_FLAG_CACHE_PRIVATE 0x04
153#define RSA_FLAG_BLINDING 0x08
154#define RSA_FLAG_THREAD_SAFE 0x10
155/* This flag means the private key operations will be handled by rsa_mod_exp
156 * and that they do not depend on the private key components being present:
157 * for example a key stored in external hardware. Without this flag bn_mod_exp
158 * gets called when private key components are absent.
159 */
160#define RSA_FLAG_EXT_PKEY 0x20
161
162/* This flag in the RSA_METHOD enables the new rsa_sign, rsa_verify functions.
163 */
164#define RSA_FLAG_SIGN_VER 0x40
165
166#define RSA_PKCS1_PADDING 1
167#define RSA_SSLV23_PADDING 2
168#define RSA_NO_PADDING 3
169#define RSA_PKCS1_OAEP_PADDING 4
170
171#define RSA_set_app_data(s,arg) RSA_set_ex_data(s,0,arg)
172#define RSA_get_app_data(s) RSA_get_ex_data(s,0)
173
174RSA * RSA_new(void);
175#if 0
176RSA * RSA_new_method(RSA_METHOD *method);
177#else
178RSA * RSA_new_method(struct engine_st *engine);
179#endif
180int RSA_size(RSA *);
181RSA * RSA_generate_key(int bits, unsigned long e,void
182 (*callback)(int,int,void *),void *cb_arg);
183int RSA_check_key(RSA *);
184 /* next 4 return -1 on error */
185int RSA_public_encrypt(int flen, unsigned char *from,
186 unsigned char *to, RSA *rsa,int padding);
187int RSA_private_encrypt(int flen, unsigned char *from,
188 unsigned char *to, RSA *rsa,int padding);
189int RSA_public_decrypt(int flen, unsigned char *from,
190 unsigned char *to, RSA *rsa,int padding);
191int RSA_private_decrypt(int flen, unsigned char *from,
192 unsigned char *to, RSA *rsa,int padding);
193void RSA_free (RSA *r);
194
195int RSA_flags(RSA *r);
196
197void RSA_set_default_openssl_method(RSA_METHOD *meth);
198RSA_METHOD *RSA_get_default_openssl_method(void);
199RSA_METHOD *RSA_get_method(RSA *rsa);
200#if 0
201RSA_METHOD *RSA_set_method(RSA *rsa, RSA_METHOD *meth);
202#else
203int RSA_set_method(RSA *rsa, struct engine_st *engine);
204#endif
205
206/* This function needs the memory locking malloc callbacks to be installed */
207int RSA_memory_lock(RSA *r);
208
209/* If you have RSAref compiled in. */
210RSA_METHOD *RSA_PKCS1_RSAref(void);
211
212/* these are the actual SSLeay RSA functions */
213RSA_METHOD *RSA_PKCS1_SSLeay(void);
214
215RSA_METHOD *RSA_null_method(void);
216
217void ERR_load_RSA_strings(void );
218
219RSA * d2i_RSAPublicKey(RSA **a, unsigned char **pp, long length);
220int i2d_RSAPublicKey(RSA *a, unsigned char **pp);
221RSA * d2i_RSAPrivateKey(RSA **a, unsigned char **pp, long length);
222int i2d_RSAPrivateKey(RSA *a, unsigned char **pp);
223#ifndef NO_FP_API
224int RSA_print_fp(FILE *fp, RSA *r,int offset);
225#endif
226
227#ifndef NO_BIO
228int RSA_print(BIO *bp, RSA *r,int offset);
229#endif
230
231int i2d_RSA_NET(RSA *a, unsigned char **pp, int (*cb)(), int sgckey);
232RSA *d2i_RSA_NET(RSA **a, unsigned char **pp, long length, int (*cb)(), int sgckey);
233RSA *d2i_RSA_NET_2(RSA **a, unsigned char **pp, long length, int (*cb)(), int sgckey);
234
235int i2d_Netscape_RSA(RSA *a, unsigned char **pp, int (*cb)());
236RSA *d2i_Netscape_RSA(RSA **a, unsigned char **pp, long length, int (*cb)());
237/* Naughty internal function required elsewhere, to handle a MS structure
238 * that is the same as the netscape one :-) */
239RSA *d2i_Netscape_RSA_2(RSA **a, unsigned char **pp, long length, int (*cb)());
240
241/* The following 2 functions sign and verify a X509_SIG ASN1 object
242 * inside PKCS#1 padded RSA encryption */
243int RSA_sign(int type, unsigned char *m, unsigned int m_len,
244 unsigned char *sigret, unsigned int *siglen, RSA *rsa);
245int RSA_verify(int type, unsigned char *m, unsigned int m_len,
246 unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
247
248/* The following 2 function sign and verify a ASN1_OCTET_STRING
249 * object inside PKCS#1 padded RSA encryption */
250int RSA_sign_ASN1_OCTET_STRING(int type, unsigned char *m, unsigned int m_len,
251 unsigned char *sigret, unsigned int *siglen, RSA *rsa);
252int RSA_verify_ASN1_OCTET_STRING(int type, unsigned char *m, unsigned int m_len,
253 unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
254
255int RSA_blinding_on(RSA *rsa, BN_CTX *ctx);
256void RSA_blinding_off(RSA *rsa);
257
258int RSA_padding_add_PKCS1_type_1(unsigned char *to,int tlen,
259 unsigned char *f,int fl);
260int RSA_padding_check_PKCS1_type_1(unsigned char *to,int tlen,
261 unsigned char *f,int fl,int rsa_len);
262int RSA_padding_add_PKCS1_type_2(unsigned char *to,int tlen,
263 unsigned char *f,int fl);
264int RSA_padding_check_PKCS1_type_2(unsigned char *to,int tlen,
265 unsigned char *f,int fl,int rsa_len);
266int RSA_padding_add_PKCS1_OAEP(unsigned char *to,int tlen,
267 unsigned char *f,int fl,unsigned char *p,
268 int pl);
269int RSA_padding_check_PKCS1_OAEP(unsigned char *to,int tlen,
270 unsigned char *f,int fl,int rsa_len,
271 unsigned char *p,int pl);
272int RSA_padding_add_SSLv23(unsigned char *to,int tlen,
273 unsigned char *f,int fl);
274int RSA_padding_check_SSLv23(unsigned char *to,int tlen,
275 unsigned char *f,int fl,int rsa_len);
276int RSA_padding_add_none(unsigned char *to,int tlen,
277 unsigned char *f,int fl);
278int RSA_padding_check_none(unsigned char *to,int tlen,
279 unsigned char *f,int fl,int rsa_len);
280
281int RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
282 CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
283int RSA_set_ex_data(RSA *r,int idx,void *arg);
284void *RSA_get_ex_data(RSA *r, int idx);
285
286/* BEGIN ERROR CODES */
287/* The following lines are auto generated by the script mkerr.pl. Any changes
288 * made after this point may be overwritten when the script is next run.
289 */
290
291/* Error codes for the RSA functions. */
292
293/* Function codes. */
294#define RSA_F_MEMORY_LOCK 100
295#define RSA_F_RSA_CHECK_KEY 123
296#define RSA_F_RSA_EAY_PRIVATE_DECRYPT 101
297#define RSA_F_RSA_EAY_PRIVATE_ENCRYPT 102
298#define RSA_F_RSA_EAY_PUBLIC_DECRYPT 103
299#define RSA_F_RSA_EAY_PUBLIC_ENCRYPT 104
300#define RSA_F_RSA_GENERATE_KEY 105
301#define RSA_F_RSA_NEW_METHOD 106
302#define RSA_F_RSA_NULL 124
303#define RSA_F_RSA_PADDING_ADD_NONE 107
304#define RSA_F_RSA_PADDING_ADD_PKCS1_OAEP 121
305#define RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1 108
306#define RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2 109
307#define RSA_F_RSA_PADDING_ADD_SSLV23 110
308#define RSA_F_RSA_PADDING_CHECK_NONE 111
309#define RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP 122
310#define RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1 112
311#define RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2 113
312#define RSA_F_RSA_PADDING_CHECK_SSLV23 114
313#define RSA_F_RSA_PRINT 115
314#define RSA_F_RSA_PRINT_FP 116
315#define RSA_F_RSA_SIGN 117
316#define RSA_F_RSA_SIGN_ASN1_OCTET_STRING 118
317#define RSA_F_RSA_VERIFY 119
318#define RSA_F_RSA_VERIFY_ASN1_OCTET_STRING 120
319
320/* Reason codes. */
321#define RSA_R_ALGORITHM_MISMATCH 100
322#define RSA_R_BAD_E_VALUE 101
323#define RSA_R_BAD_FIXED_HEADER_DECRYPT 102
324#define RSA_R_BAD_PAD_BYTE_COUNT 103
325#define RSA_R_BAD_SIGNATURE 104
326#define RSA_R_BLOCK_TYPE_IS_NOT_01 106
327#define RSA_R_BLOCK_TYPE_IS_NOT_02 107
328#define RSA_R_DATA_GREATER_THAN_MOD_LEN 108
329#define RSA_R_DATA_TOO_LARGE 109
330#define RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 110
331#define RSA_R_DATA_TOO_SMALL 111
332#define RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE 122
333#define RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY 112
334#define RSA_R_DMP1_NOT_CONGRUENT_TO_D 124
335#define RSA_R_DMQ1_NOT_CONGRUENT_TO_D 125
336#define RSA_R_D_E_NOT_CONGRUENT_TO_1 123
337#define RSA_R_INVALID_MESSAGE_LENGTH 131
338#define RSA_R_IQMP_NOT_INVERSE_OF_Q 126
339#define RSA_R_KEY_SIZE_TOO_SMALL 120
340#define RSA_R_NULL_BEFORE_BLOCK_MISSING 113
341#define RSA_R_N_DOES_NOT_EQUAL_P_Q 127
342#define RSA_R_OAEP_DECODING_ERROR 121
343#define RSA_R_PADDING_CHECK_FAILED 114
344#define RSA_R_P_NOT_PRIME 128
345#define RSA_R_Q_NOT_PRIME 129
346#define RSA_R_RSA_OPERATIONS_NOT_SUPPORTED 130
347#define RSA_R_SSLV3_ROLLBACK_ATTACK 115
348#define RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD 116
349#define RSA_R_UNKNOWN_ALGORITHM_TYPE 117
350#define RSA_R_UNKNOWN_PADDING_TYPE 118
351#define RSA_R_WRONG_SIGNATURE_LENGTH 119
352
353#ifdef __cplusplus
354}
355#endif
356#endif
357
diff --git a/src/lib/libcrypto/rsa/rsa_chk.c b/src/lib/libcrypto/rsa/rsa_chk.c
deleted file mode 100644
index 91b9115798..0000000000
--- a/src/lib/libcrypto/rsa/rsa_chk.c
+++ /dev/null
@@ -1,184 +0,0 @@
1/* crypto/rsa/rsa_chk.c -*- Mode: C; c-file-style: "eay" -*- */
2/* ====================================================================
3 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
21 *
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * openssl-core@OpenSSL.org.
26 *
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
30 *
31 * 6. Redistributions of any form whatsoever must retain the following
32 * acknowledgment:
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
49 */
50
51#include <openssl/bn.h>
52#include <openssl/err.h>
53#include <openssl/rsa.h>
54
55
56int RSA_check_key(RSA *key)
57 {
58 BIGNUM *i, *j, *k, *l, *m;
59 BN_CTX *ctx;
60 int r;
61 int ret=1;
62
63 i = BN_new();
64 j = BN_new();
65 k = BN_new();
66 l = BN_new();
67 m = BN_new();
68 ctx = BN_CTX_new();
69 if (i == NULL || j == NULL || k == NULL || l == NULL ||
70 m == NULL || ctx == NULL)
71 {
72 ret = -1;
73 RSAerr(RSA_F_RSA_CHECK_KEY, ERR_R_MALLOC_FAILURE);
74 goto err;
75 }
76
77 /* p prime? */
78 r = BN_is_prime(key->p, BN_prime_checks, NULL, NULL, NULL);
79 if (r != 1)
80 {
81 ret = r;
82 if (r != 0)
83 goto err;
84 RSAerr(RSA_F_RSA_CHECK_KEY, RSA_R_P_NOT_PRIME);
85 }
86
87 /* q prime? */
88 r = BN_is_prime(key->q, BN_prime_checks, NULL, NULL, NULL);
89 if (r != 1)
90 {
91 ret = r;
92 if (r != 0)
93 goto err;
94 RSAerr(RSA_F_RSA_CHECK_KEY, RSA_R_Q_NOT_PRIME);
95 }
96
97 /* n = p*q? */
98 r = BN_mul(i, key->p, key->q, ctx);
99 if (!r) { ret = -1; goto err; }
100
101 if (BN_cmp(i, key->n) != 0)
102 {
103 ret = 0;
104 RSAerr(RSA_F_RSA_CHECK_KEY, RSA_R_N_DOES_NOT_EQUAL_P_Q);
105 }
106
107 /* d*e = 1 mod lcm(p-1,q-1)? */
108
109 r = BN_sub(i, key->p, BN_value_one());
110 if (!r) { ret = -1; goto err; }
111 r = BN_sub(j, key->q, BN_value_one());
112 if (!r) { ret = -1; goto err; }
113
114 /* now compute k = lcm(i,j) */
115 r = BN_mul(l, i, j, ctx);
116 if (!r) { ret = -1; goto err; }
117 r = BN_gcd(m, i, j, ctx);
118 if (!r) { ret = -1; goto err; }
119 r = BN_div(k, NULL, l, m, ctx); /* remainder is 0 */
120 if (!r) { ret = -1; goto err; }
121
122 r = BN_mod_mul(i, key->d, key->e, k, ctx);
123 if (!r) { ret = -1; goto err; }
124
125 if (!BN_is_one(i))
126 {
127 ret = 0;
128 RSAerr(RSA_F_RSA_CHECK_KEY, RSA_R_D_E_NOT_CONGRUENT_TO_1);
129 }
130
131 if (key->dmp1 != NULL && key->dmq1 != NULL && key->iqmp != NULL)
132 {
133 /* dmp1 = d mod (p-1)? */
134 r = BN_sub(i, key->p, BN_value_one());
135 if (!r) { ret = -1; goto err; }
136
137 r = BN_mod(j, key->d, i, ctx);
138 if (!r) { ret = -1; goto err; }
139
140 if (BN_cmp(j, key->dmp1) != 0)
141 {
142 ret = 0;
143 RSAerr(RSA_F_RSA_CHECK_KEY,
144 RSA_R_DMP1_NOT_CONGRUENT_TO_D);
145 }
146
147 /* dmq1 = d mod (q-1)? */
148 r = BN_sub(i, key->q, BN_value_one());
149 if (!r) { ret = -1; goto err; }
150
151 r = BN_mod(j, key->d, i, ctx);
152 if (!r) { ret = -1; goto err; }
153
154 if (BN_cmp(j, key->dmq1) != 0)
155 {
156 ret = 0;
157 RSAerr(RSA_F_RSA_CHECK_KEY,
158 RSA_R_DMQ1_NOT_CONGRUENT_TO_D);
159 }
160
161 /* iqmp = q^-1 mod p? */
162 if(!BN_mod_inverse(i, key->q, key->p, ctx))
163 {
164 ret = -1;
165 goto err;
166 }
167
168 if (BN_cmp(i, key->iqmp) != 0)
169 {
170 ret = 0;
171 RSAerr(RSA_F_RSA_CHECK_KEY,
172 RSA_R_IQMP_NOT_INVERSE_OF_Q);
173 }
174 }
175
176 err:
177 if (i != NULL) BN_free(i);
178 if (j != NULL) BN_free(j);
179 if (k != NULL) BN_free(k);
180 if (l != NULL) BN_free(l);
181 if (m != NULL) BN_free(m);
182 if (ctx != NULL) BN_CTX_free(ctx);
183 return (ret);
184 }
diff --git a/src/lib/libcrypto/rsa/rsa_eay.c b/src/lib/libcrypto/rsa/rsa_eay.c
deleted file mode 100644
index cde5ca27d5..0000000000
--- a/src/lib/libcrypto/rsa/rsa_eay.c
+++ /dev/null
@@ -1,579 +0,0 @@
1/* crypto/rsa/rsa_eay.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/bn.h>
62#include <openssl/rsa.h>
63#include <openssl/rand.h>
64#include <openssl/engine.h>
65
66#ifndef RSA_NULL
67
68static int RSA_eay_public_encrypt(int flen, unsigned char *from,
69 unsigned char *to, RSA *rsa,int padding);
70static int RSA_eay_private_encrypt(int flen, unsigned char *from,
71 unsigned char *to, RSA *rsa,int padding);
72static int RSA_eay_public_decrypt(int flen, unsigned char *from,
73 unsigned char *to, RSA *rsa,int padding);
74static int RSA_eay_private_decrypt(int flen, unsigned char *from,
75 unsigned char *to, RSA *rsa,int padding);
76static int RSA_eay_mod_exp(BIGNUM *r0, BIGNUM *i, RSA *rsa);
77static int RSA_eay_init(RSA *rsa);
78static int RSA_eay_finish(RSA *rsa);
79static RSA_METHOD rsa_pkcs1_eay_meth={
80 "Eric Young's PKCS#1 RSA",
81 RSA_eay_public_encrypt,
82 RSA_eay_public_decrypt,
83 RSA_eay_private_encrypt,
84 RSA_eay_private_decrypt,
85 RSA_eay_mod_exp,
86 BN_mod_exp_mont,
87 RSA_eay_init,
88 RSA_eay_finish,
89 0,
90 NULL,
91 };
92
93RSA_METHOD *RSA_PKCS1_SSLeay(void)
94 {
95 return(&rsa_pkcs1_eay_meth);
96 }
97
98static int RSA_eay_public_encrypt(int flen, unsigned char *from,
99 unsigned char *to, RSA *rsa, int padding)
100 {
101 const RSA_METHOD *meth;
102 BIGNUM f,ret;
103 int i,j,k,num=0,r= -1;
104 unsigned char *buf=NULL;
105 BN_CTX *ctx=NULL;
106
107 meth = ENGINE_get_RSA(rsa->engine);
108 BN_init(&f);
109 BN_init(&ret);
110 if ((ctx=BN_CTX_new()) == NULL) goto err;
111 num=BN_num_bytes(rsa->n);
112 if ((buf=(unsigned char *)OPENSSL_malloc(num)) == NULL)
113 {
114 RSAerr(RSA_F_RSA_EAY_PUBLIC_ENCRYPT,ERR_R_MALLOC_FAILURE);
115 goto err;
116 }
117
118 switch (padding)
119 {
120 case RSA_PKCS1_PADDING:
121 i=RSA_padding_add_PKCS1_type_2(buf,num,from,flen);
122 break;
123#ifndef NO_SHA
124 case RSA_PKCS1_OAEP_PADDING:
125 i=RSA_padding_add_PKCS1_OAEP(buf,num,from,flen,NULL,0);
126 break;
127#endif
128 case RSA_SSLV23_PADDING:
129 i=RSA_padding_add_SSLv23(buf,num,from,flen);
130 break;
131 case RSA_NO_PADDING:
132 i=RSA_padding_add_none(buf,num,from,flen);
133 break;
134 default:
135 RSAerr(RSA_F_RSA_EAY_PUBLIC_ENCRYPT,RSA_R_UNKNOWN_PADDING_TYPE);
136 goto err;
137 }
138 if (i <= 0) goto err;
139
140 if (BN_bin2bn(buf,num,&f) == NULL) goto err;
141
142 if ((rsa->_method_mod_n == NULL) && (rsa->flags & RSA_FLAG_CACHE_PUBLIC))
143 {
144 BN_MONT_CTX* bn_mont_ctx;
145 if ((bn_mont_ctx=BN_MONT_CTX_new()) == NULL)
146 goto err;
147 if (!BN_MONT_CTX_set(bn_mont_ctx,rsa->n,ctx))
148 {
149 BN_MONT_CTX_free(bn_mont_ctx);
150 goto err;
151 }
152 if (rsa->_method_mod_n == NULL) /* other thread may have finished first */
153 {
154 CRYPTO_w_lock(CRYPTO_LOCK_RSA);
155 if (rsa->_method_mod_n == NULL)
156 {
157 rsa->_method_mod_n = bn_mont_ctx;
158 bn_mont_ctx = NULL;
159 }
160 CRYPTO_w_unlock(CRYPTO_LOCK_RSA);
161 }
162 if (bn_mont_ctx)
163 BN_MONT_CTX_free(bn_mont_ctx);
164 }
165
166 if (!meth->bn_mod_exp(&ret,&f,rsa->e,rsa->n,ctx,
167 rsa->_method_mod_n)) goto err;
168
169 /* put in leading 0 bytes if the number is less than the
170 * length of the modulus */
171 j=BN_num_bytes(&ret);
172 i=BN_bn2bin(&ret,&(to[num-j]));
173 for (k=0; k<(num-i); k++)
174 to[k]=0;
175
176 r=num;
177err:
178 if (ctx != NULL) BN_CTX_free(ctx);
179 BN_clear_free(&f);
180 BN_clear_free(&ret);
181 if (buf != NULL)
182 {
183 memset(buf,0,num);
184 OPENSSL_free(buf);
185 }
186 return(r);
187 }
188
189static int RSA_eay_private_encrypt(int flen, unsigned char *from,
190 unsigned char *to, RSA *rsa, int padding)
191 {
192 const RSA_METHOD *meth;
193 BIGNUM f,ret;
194 int i,j,k,num=0,r= -1;
195 unsigned char *buf=NULL;
196 BN_CTX *ctx=NULL;
197
198 meth = ENGINE_get_RSA(rsa->engine);
199 BN_init(&f);
200 BN_init(&ret);
201
202 if ((ctx=BN_CTX_new()) == NULL) goto err;
203 num=BN_num_bytes(rsa->n);
204 if ((buf=(unsigned char *)OPENSSL_malloc(num)) == NULL)
205 {
206 RSAerr(RSA_F_RSA_EAY_PRIVATE_ENCRYPT,ERR_R_MALLOC_FAILURE);
207 goto err;
208 }
209
210 switch (padding)
211 {
212 case RSA_PKCS1_PADDING:
213 i=RSA_padding_add_PKCS1_type_1(buf,num,from,flen);
214 break;
215 case RSA_NO_PADDING:
216 i=RSA_padding_add_none(buf,num,from,flen);
217 break;
218 case RSA_SSLV23_PADDING:
219 default:
220 RSAerr(RSA_F_RSA_EAY_PRIVATE_ENCRYPT,RSA_R_UNKNOWN_PADDING_TYPE);
221 goto err;
222 }
223 if (i <= 0) goto err;
224
225 if (BN_bin2bn(buf,num,&f) == NULL) goto err;
226
227 if ((rsa->flags & RSA_FLAG_BLINDING) && (rsa->blinding == NULL))
228 RSA_blinding_on(rsa,ctx);
229 if (rsa->flags & RSA_FLAG_BLINDING)
230 if (!BN_BLINDING_convert(&f,rsa->blinding,ctx)) goto err;
231
232 if ( (rsa->flags & RSA_FLAG_EXT_PKEY) ||
233 ((rsa->p != NULL) &&
234 (rsa->q != NULL) &&
235 (rsa->dmp1 != NULL) &&
236 (rsa->dmq1 != NULL) &&
237 (rsa->iqmp != NULL)) )
238 { if (!meth->rsa_mod_exp(&ret,&f,rsa)) goto err; }
239 else
240 {
241 if (!meth->bn_mod_exp(&ret,&f,rsa->d,rsa->n,ctx,NULL)) goto err;
242 }
243
244 if (rsa->flags & RSA_FLAG_BLINDING)
245 if (!BN_BLINDING_invert(&ret,rsa->blinding,ctx)) goto err;
246
247 /* put in leading 0 bytes if the number is less than the
248 * length of the modulus */
249 j=BN_num_bytes(&ret);
250 i=BN_bn2bin(&ret,&(to[num-j]));
251 for (k=0; k<(num-i); k++)
252 to[k]=0;
253
254 r=num;
255err:
256 if (ctx != NULL) BN_CTX_free(ctx);
257 BN_clear_free(&ret);
258 BN_clear_free(&f);
259 if (buf != NULL)
260 {
261 memset(buf,0,num);
262 OPENSSL_free(buf);
263 }
264 return(r);
265 }
266
267static int RSA_eay_private_decrypt(int flen, unsigned char *from,
268 unsigned char *to, RSA *rsa, int padding)
269 {
270 const RSA_METHOD *meth;
271 BIGNUM f,ret;
272 int j,num=0,r= -1;
273 unsigned char *p;
274 unsigned char *buf=NULL;
275 BN_CTX *ctx=NULL;
276
277 meth = ENGINE_get_RSA(rsa->engine);
278 BN_init(&f);
279 BN_init(&ret);
280 ctx=BN_CTX_new();
281 if (ctx == NULL) goto err;
282
283 num=BN_num_bytes(rsa->n);
284
285 if ((buf=(unsigned char *)OPENSSL_malloc(num)) == NULL)
286 {
287 RSAerr(RSA_F_RSA_EAY_PRIVATE_DECRYPT,ERR_R_MALLOC_FAILURE);
288 goto err;
289 }
290
291 /* This check was for equality but PGP does evil things
292 * and chops off the top '0' bytes */
293 if (flen > num)
294 {
295 RSAerr(RSA_F_RSA_EAY_PRIVATE_DECRYPT,RSA_R_DATA_GREATER_THAN_MOD_LEN);
296 goto err;
297 }
298
299 /* make data into a big number */
300 if (BN_bin2bn(from,(int)flen,&f) == NULL) goto err;
301
302 if ((rsa->flags & RSA_FLAG_BLINDING) && (rsa->blinding == NULL))
303 RSA_blinding_on(rsa,ctx);
304 if (rsa->flags & RSA_FLAG_BLINDING)
305 if (!BN_BLINDING_convert(&f,rsa->blinding,ctx)) goto err;
306
307 /* do the decrypt */
308 if ( (rsa->flags & RSA_FLAG_EXT_PKEY) ||
309 ((rsa->p != NULL) &&
310 (rsa->q != NULL) &&
311 (rsa->dmp1 != NULL) &&
312 (rsa->dmq1 != NULL) &&
313 (rsa->iqmp != NULL)) )
314 { if (!meth->rsa_mod_exp(&ret,&f,rsa)) goto err; }
315 else
316 {
317 if (!meth->bn_mod_exp(&ret,&f,rsa->d,rsa->n,ctx,NULL))
318 goto err;
319 }
320
321 if (rsa->flags & RSA_FLAG_BLINDING)
322 if (!BN_BLINDING_invert(&ret,rsa->blinding,ctx)) goto err;
323
324 p=buf;
325 j=BN_bn2bin(&ret,p); /* j is only used with no-padding mode */
326
327 switch (padding)
328 {
329 case RSA_PKCS1_PADDING:
330 r=RSA_padding_check_PKCS1_type_2(to,num,buf,j,num);
331 break;
332#ifndef NO_SHA
333 case RSA_PKCS1_OAEP_PADDING:
334 r=RSA_padding_check_PKCS1_OAEP(to,num,buf,j,num,NULL,0);
335 break;
336#endif
337 case RSA_SSLV23_PADDING:
338 r=RSA_padding_check_SSLv23(to,num,buf,j,num);
339 break;
340 case RSA_NO_PADDING:
341 r=RSA_padding_check_none(to,num,buf,j,num);
342 break;
343 default:
344 RSAerr(RSA_F_RSA_EAY_PRIVATE_DECRYPT,RSA_R_UNKNOWN_PADDING_TYPE);
345 goto err;
346 }
347 if (r < 0)
348 RSAerr(RSA_F_RSA_EAY_PRIVATE_DECRYPT,RSA_R_PADDING_CHECK_FAILED);
349
350err:
351 if (ctx != NULL) BN_CTX_free(ctx);
352 BN_clear_free(&f);
353 BN_clear_free(&ret);
354 if (buf != NULL)
355 {
356 memset(buf,0,num);
357 OPENSSL_free(buf);
358 }
359 return(r);
360 }
361
362static int RSA_eay_public_decrypt(int flen, unsigned char *from,
363 unsigned char *to, RSA *rsa, int padding)
364 {
365 const RSA_METHOD *meth;
366 BIGNUM f,ret;
367 int i,num=0,r= -1;
368 unsigned char *p;
369 unsigned char *buf=NULL;
370 BN_CTX *ctx=NULL;
371
372 meth = ENGINE_get_RSA(rsa->engine);
373 BN_init(&f);
374 BN_init(&ret);
375 ctx=BN_CTX_new();
376 if (ctx == NULL) goto err;
377
378 num=BN_num_bytes(rsa->n);
379 buf=(unsigned char *)OPENSSL_malloc(num);
380 if (buf == NULL)
381 {
382 RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT,ERR_R_MALLOC_FAILURE);
383 goto err;
384 }
385
386 /* This check was for equality but PGP does evil things
387 * and chops off the top '0' bytes */
388 if (flen > num)
389 {
390 RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT,RSA_R_DATA_GREATER_THAN_MOD_LEN);
391 goto err;
392 }
393
394 if (BN_bin2bn(from,flen,&f) == NULL) goto err;
395 /* do the decrypt */
396 if ((rsa->_method_mod_n == NULL) && (rsa->flags & RSA_FLAG_CACHE_PUBLIC))
397 {
398 BN_MONT_CTX* bn_mont_ctx;
399 if ((bn_mont_ctx=BN_MONT_CTX_new()) == NULL)
400 goto err;
401 if (!BN_MONT_CTX_set(bn_mont_ctx,rsa->n,ctx))
402 {
403 BN_MONT_CTX_free(bn_mont_ctx);
404 goto err;
405 }
406 if (rsa->_method_mod_n == NULL) /* other thread may have finished first */
407 {
408 CRYPTO_w_lock(CRYPTO_LOCK_RSA);
409 if (rsa->_method_mod_n == NULL)
410 {
411 rsa->_method_mod_n = bn_mont_ctx;
412 bn_mont_ctx = NULL;
413 }
414 CRYPTO_w_unlock(CRYPTO_LOCK_RSA);
415 }
416 if (bn_mont_ctx)
417 BN_MONT_CTX_free(bn_mont_ctx);
418 }
419
420 if (!meth->bn_mod_exp(&ret,&f,rsa->e,rsa->n,ctx,
421 rsa->_method_mod_n)) goto err;
422
423 p=buf;
424 i=BN_bn2bin(&ret,p);
425
426 switch (padding)
427 {
428 case RSA_PKCS1_PADDING:
429 r=RSA_padding_check_PKCS1_type_1(to,num,buf,i,num);
430 break;
431 case RSA_NO_PADDING:
432 r=RSA_padding_check_none(to,num,buf,i,num);
433 break;
434 default:
435 RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT,RSA_R_UNKNOWN_PADDING_TYPE);
436 goto err;
437 }
438 if (r < 0)
439 RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT,RSA_R_PADDING_CHECK_FAILED);
440
441err:
442 if (ctx != NULL) BN_CTX_free(ctx);
443 BN_clear_free(&f);
444 BN_clear_free(&ret);
445 if (buf != NULL)
446 {
447 memset(buf,0,num);
448 OPENSSL_free(buf);
449 }
450 return(r);
451 }
452
453static int RSA_eay_mod_exp(BIGNUM *r0, BIGNUM *I, RSA *rsa)
454 {
455 const RSA_METHOD *meth;
456 BIGNUM r1,m1,vrfy;
457 int ret=0;
458 BN_CTX *ctx;
459
460 meth = ENGINE_get_RSA(rsa->engine);
461 if ((ctx=BN_CTX_new()) == NULL) goto err;
462 BN_init(&m1);
463 BN_init(&r1);
464 BN_init(&vrfy);
465
466 if (rsa->flags & RSA_FLAG_CACHE_PRIVATE)
467 {
468 if (rsa->_method_mod_p == NULL)
469 {
470 BN_MONT_CTX* bn_mont_ctx;
471 if ((bn_mont_ctx=BN_MONT_CTX_new()) == NULL)
472 goto err;
473 if (!BN_MONT_CTX_set(bn_mont_ctx,rsa->p,ctx))
474 {
475 BN_MONT_CTX_free(bn_mont_ctx);
476 goto err;
477 }
478 if (rsa->_method_mod_p == NULL) /* other thread may have finished first */
479 {
480 CRYPTO_w_lock(CRYPTO_LOCK_RSA);
481 if (rsa->_method_mod_p == NULL)
482 {
483 rsa->_method_mod_p = bn_mont_ctx;
484 bn_mont_ctx = NULL;
485 }
486 CRYPTO_w_unlock(CRYPTO_LOCK_RSA);
487 }
488 if (bn_mont_ctx)
489 BN_MONT_CTX_free(bn_mont_ctx);
490 }
491
492 if (rsa->_method_mod_q == NULL)
493 {
494 BN_MONT_CTX* bn_mont_ctx;
495 if ((bn_mont_ctx=BN_MONT_CTX_new()) == NULL)
496 goto err;
497 if (!BN_MONT_CTX_set(bn_mont_ctx,rsa->q,ctx))
498 {
499 BN_MONT_CTX_free(bn_mont_ctx);
500 goto err;
501 }
502 if (rsa->_method_mod_q == NULL) /* other thread may have finished first */
503 {
504 CRYPTO_w_lock(CRYPTO_LOCK_RSA);
505 if (rsa->_method_mod_q == NULL)
506 {
507 rsa->_method_mod_q = bn_mont_ctx;
508 bn_mont_ctx = NULL;
509 }
510 CRYPTO_w_unlock(CRYPTO_LOCK_RSA);
511 }
512 if (bn_mont_ctx)
513 BN_MONT_CTX_free(bn_mont_ctx);
514 }
515 }
516
517 if (!BN_mod(&r1,I,rsa->q,ctx)) goto err;
518 if (!meth->bn_mod_exp(&m1,&r1,rsa->dmq1,rsa->q,ctx,
519 rsa->_method_mod_q)) goto err;
520
521 if (!BN_mod(&r1,I,rsa->p,ctx)) goto err;
522 if (!meth->bn_mod_exp(r0,&r1,rsa->dmp1,rsa->p,ctx,
523 rsa->_method_mod_p)) goto err;
524
525 if (!BN_sub(r0,r0,&m1)) goto err;
526 /* This will help stop the size of r0 increasing, which does
527 * affect the multiply if it optimised for a power of 2 size */
528 if (r0->neg)
529 if (!BN_add(r0,r0,rsa->p)) goto err;
530
531 if (!BN_mul(&r1,r0,rsa->iqmp,ctx)) goto err;
532 if (!BN_mod(r0,&r1,rsa->p,ctx)) goto err;
533 /* If p < q it is occasionally possible for the correction of
534 * adding 'p' if r0 is negative above to leave the result still
535 * negative. This can break the private key operations: the following
536 * second correction should *always* correct this rare occurrence.
537 * This will *never* happen with OpenSSL generated keys because
538 * they ensure p > q [steve]
539 */
540 if (r0->neg)
541 if (!BN_add(r0,r0,rsa->p)) goto err;
542 if (!BN_mul(&r1,r0,rsa->q,ctx)) goto err;
543 if (!BN_add(r0,&r1,&m1)) goto err;
544
545 if (rsa->e && rsa->n)
546 {
547 if (!meth->bn_mod_exp(&vrfy,r0,rsa->e,rsa->n,ctx,NULL)) goto err;
548 if (BN_cmp(I, &vrfy) != 0)
549 {
550 if (!meth->bn_mod_exp(r0,I,rsa->d,rsa->n,ctx,NULL)) goto err;
551 }
552 }
553 ret=1;
554err:
555 BN_clear_free(&m1);
556 BN_clear_free(&r1);
557 BN_clear_free(&vrfy);
558 BN_CTX_free(ctx);
559 return(ret);
560 }
561
562static int RSA_eay_init(RSA *rsa)
563 {
564 rsa->flags|=RSA_FLAG_CACHE_PUBLIC|RSA_FLAG_CACHE_PRIVATE;
565 return(1);
566 }
567
568static int RSA_eay_finish(RSA *rsa)
569 {
570 if (rsa->_method_mod_n != NULL)
571 BN_MONT_CTX_free(rsa->_method_mod_n);
572 if (rsa->_method_mod_p != NULL)
573 BN_MONT_CTX_free(rsa->_method_mod_p);
574 if (rsa->_method_mod_q != NULL)
575 BN_MONT_CTX_free(rsa->_method_mod_q);
576 return(1);
577 }
578
579#endif
diff --git a/src/lib/libcrypto/rsa/rsa_err.c b/src/lib/libcrypto/rsa/rsa_err.c
deleted file mode 100644
index 1cde7c0da4..0000000000
--- a/src/lib/libcrypto/rsa/rsa_err.c
+++ /dev/null
@@ -1,148 +0,0 @@
1/* crypto/rsa/rsa_err.c */
2/* ====================================================================
3 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
21 *
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * openssl-core@OpenSSL.org.
26 *
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
30 *
31 * 6. Redistributions of any form whatsoever must retain the following
32 * acknowledgment:
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
49 *
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
53 *
54 */
55
56/* NOTE: this file was auto generated by the mkerr.pl script: any changes
57 * made to it will be overwritten when the script next updates this file,
58 * only reason strings will be preserved.
59 */
60
61#include <stdio.h>
62#include <openssl/err.h>
63#include <openssl/rsa.h>
64
65/* BEGIN ERROR CODES */
66#ifndef NO_ERR
67static ERR_STRING_DATA RSA_str_functs[]=
68 {
69{ERR_PACK(0,RSA_F_MEMORY_LOCK,0), "MEMORY_LOCK"},
70{ERR_PACK(0,RSA_F_RSA_CHECK_KEY,0), "RSA_check_key"},
71{ERR_PACK(0,RSA_F_RSA_EAY_PRIVATE_DECRYPT,0), "RSA_EAY_PRIVATE_DECRYPT"},
72{ERR_PACK(0,RSA_F_RSA_EAY_PRIVATE_ENCRYPT,0), "RSA_EAY_PRIVATE_ENCRYPT"},
73{ERR_PACK(0,RSA_F_RSA_EAY_PUBLIC_DECRYPT,0), "RSA_EAY_PUBLIC_DECRYPT"},
74{ERR_PACK(0,RSA_F_RSA_EAY_PUBLIC_ENCRYPT,0), "RSA_EAY_PUBLIC_ENCRYPT"},
75{ERR_PACK(0,RSA_F_RSA_GENERATE_KEY,0), "RSA_generate_key"},
76{ERR_PACK(0,RSA_F_RSA_NEW_METHOD,0), "RSA_new_method"},
77{ERR_PACK(0,RSA_F_RSA_NULL,0), "RSA_NULL"},
78{ERR_PACK(0,RSA_F_RSA_PADDING_ADD_NONE,0), "RSA_padding_add_none"},
79{ERR_PACK(0,RSA_F_RSA_PADDING_ADD_PKCS1_OAEP,0), "RSA_padding_add_PKCS1_OAEP"},
80{ERR_PACK(0,RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1,0), "RSA_padding_add_PKCS1_type_1"},
81{ERR_PACK(0,RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2,0), "RSA_padding_add_PKCS1_type_2"},
82{ERR_PACK(0,RSA_F_RSA_PADDING_ADD_SSLV23,0), "RSA_padding_add_SSLv23"},
83{ERR_PACK(0,RSA_F_RSA_PADDING_CHECK_NONE,0), "RSA_padding_check_none"},
84{ERR_PACK(0,RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP,0), "RSA_padding_check_PKCS1_OAEP"},
85{ERR_PACK(0,RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,0), "RSA_padding_check_PKCS1_type_1"},
86{ERR_PACK(0,RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2,0), "RSA_padding_check_PKCS1_type_2"},
87{ERR_PACK(0,RSA_F_RSA_PADDING_CHECK_SSLV23,0), "RSA_padding_check_SSLv23"},
88{ERR_PACK(0,RSA_F_RSA_PRINT,0), "RSA_print"},
89{ERR_PACK(0,RSA_F_RSA_PRINT_FP,0), "RSA_print_fp"},
90{ERR_PACK(0,RSA_F_RSA_SIGN,0), "RSA_sign"},
91{ERR_PACK(0,RSA_F_RSA_SIGN_ASN1_OCTET_STRING,0), "RSA_sign_ASN1_OCTET_STRING"},
92{ERR_PACK(0,RSA_F_RSA_VERIFY,0), "RSA_verify"},
93{ERR_PACK(0,RSA_F_RSA_VERIFY_ASN1_OCTET_STRING,0), "RSA_verify_ASN1_OCTET_STRING"},
94{0,NULL}
95 };
96
97static ERR_STRING_DATA RSA_str_reasons[]=
98 {
99{RSA_R_ALGORITHM_MISMATCH ,"algorithm mismatch"},
100{RSA_R_BAD_E_VALUE ,"bad e value"},
101{RSA_R_BAD_FIXED_HEADER_DECRYPT ,"bad fixed header decrypt"},
102{RSA_R_BAD_PAD_BYTE_COUNT ,"bad pad byte count"},
103{RSA_R_BAD_SIGNATURE ,"bad signature"},
104{RSA_R_BLOCK_TYPE_IS_NOT_01 ,"block type is not 01"},
105{RSA_R_BLOCK_TYPE_IS_NOT_02 ,"block type is not 02"},
106{RSA_R_DATA_GREATER_THAN_MOD_LEN ,"data greater than mod len"},
107{RSA_R_DATA_TOO_LARGE ,"data too large"},
108{RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE ,"data too large for key size"},
109{RSA_R_DATA_TOO_SMALL ,"data too small"},
110{RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE ,"data too small for key size"},
111{RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY ,"digest too big for rsa key"},
112{RSA_R_DMP1_NOT_CONGRUENT_TO_D ,"dmp1 not congruent to d"},
113{RSA_R_DMQ1_NOT_CONGRUENT_TO_D ,"dmq1 not congruent to d"},
114{RSA_R_D_E_NOT_CONGRUENT_TO_1 ,"d e not congruent to 1"},
115{RSA_R_INVALID_MESSAGE_LENGTH ,"invalid message length"},
116{RSA_R_IQMP_NOT_INVERSE_OF_Q ,"iqmp not inverse of q"},
117{RSA_R_KEY_SIZE_TOO_SMALL ,"key size too small"},
118{RSA_R_NULL_BEFORE_BLOCK_MISSING ,"null before block missing"},
119{RSA_R_N_DOES_NOT_EQUAL_P_Q ,"n does not equal p q"},
120{RSA_R_OAEP_DECODING_ERROR ,"oaep decoding error"},
121{RSA_R_PADDING_CHECK_FAILED ,"padding check failed"},
122{RSA_R_P_NOT_PRIME ,"p not prime"},
123{RSA_R_Q_NOT_PRIME ,"q not prime"},
124{RSA_R_RSA_OPERATIONS_NOT_SUPPORTED ,"rsa operations not supported"},
125{RSA_R_SSLV3_ROLLBACK_ATTACK ,"sslv3 rollback attack"},
126{RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD,"the asn1 object identifier is not known for this md"},
127{RSA_R_UNKNOWN_ALGORITHM_TYPE ,"unknown algorithm type"},
128{RSA_R_UNKNOWN_PADDING_TYPE ,"unknown padding type"},
129{RSA_R_WRONG_SIGNATURE_LENGTH ,"wrong signature length"},
130{0,NULL}
131 };
132
133#endif
134
135void ERR_load_RSA_strings(void)
136 {
137 static int init=1;
138
139 if (init)
140 {
141 init=0;
142#ifndef NO_ERR
143 ERR_load_strings(ERR_LIB_RSA,RSA_str_functs);
144 ERR_load_strings(ERR_LIB_RSA,RSA_str_reasons);
145#endif
146
147 }
148 }
diff --git a/src/lib/libcrypto/rsa/rsa_gen.c b/src/lib/libcrypto/rsa/rsa_gen.c
deleted file mode 100644
index 00c25adbc5..0000000000
--- a/src/lib/libcrypto/rsa/rsa_gen.c
+++ /dev/null
@@ -1,197 +0,0 @@
1/* crypto/rsa/rsa_gen.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <time.h>
61#include "cryptlib.h"
62#include <openssl/bn.h>
63#include <openssl/rsa.h>
64
65RSA *RSA_generate_key(int bits, unsigned long e_value,
66 void (*callback)(int,int,void *), void *cb_arg)
67 {
68 RSA *rsa=NULL;
69 BIGNUM *r0=NULL,*r1=NULL,*r2=NULL,*r3=NULL,*tmp;
70 int bitsp,bitsq,ok= -1,n=0,i;
71 BN_CTX *ctx=NULL,*ctx2=NULL;
72
73 ctx=BN_CTX_new();
74 if (ctx == NULL) goto err;
75 ctx2=BN_CTX_new();
76 if (ctx2 == NULL) goto err;
77 BN_CTX_start(ctx);
78 r0 = BN_CTX_get(ctx);
79 r1 = BN_CTX_get(ctx);
80 r2 = BN_CTX_get(ctx);
81 r3 = BN_CTX_get(ctx);
82 if (r3 == NULL) goto err;
83
84 bitsp=(bits+1)/2;
85 bitsq=bits-bitsp;
86 rsa=RSA_new();
87 if (rsa == NULL) goto err;
88
89 /* set e */
90 rsa->e=BN_new();
91 if (rsa->e == NULL) goto err;
92
93#if 1
94 /* The problem is when building with 8, 16, or 32 BN_ULONG,
95 * unsigned long can be larger */
96 for (i=0; i<sizeof(unsigned long)*8; i++)
97 {
98 if (e_value & (1UL<<i))
99 BN_set_bit(rsa->e,i);
100 }
101#else
102 if (!BN_set_word(rsa->e,e_value)) goto err;
103#endif
104
105 /* generate p and q */
106 for (;;)
107 {
108 rsa->p=BN_generate_prime(NULL,bitsp,0,NULL,NULL,callback,cb_arg);
109 if (rsa->p == NULL) goto err;
110 if (!BN_sub(r2,rsa->p,BN_value_one())) goto err;
111 if (!BN_gcd(r1,r2,rsa->e,ctx)) goto err;
112 if (BN_is_one(r1)) break;
113 if (callback != NULL) callback(2,n++,cb_arg);
114 BN_free(rsa->p);
115 }
116 if (callback != NULL) callback(3,0,cb_arg);
117 for (;;)
118 {
119 rsa->q=BN_generate_prime(NULL,bitsq,0,NULL,NULL,callback,cb_arg);
120 if (rsa->q == NULL) goto err;
121 if (!BN_sub(r2,rsa->q,BN_value_one())) goto err;
122 if (!BN_gcd(r1,r2,rsa->e,ctx)) goto err;
123 if (BN_is_one(r1) && (BN_cmp(rsa->p,rsa->q) != 0))
124 break;
125 if (callback != NULL) callback(2,n++,cb_arg);
126 BN_free(rsa->q);
127 }
128 if (callback != NULL) callback(3,1,cb_arg);
129 if (BN_cmp(rsa->p,rsa->q) < 0)
130 {
131 tmp=rsa->p;
132 rsa->p=rsa->q;
133 rsa->q=tmp;
134 }
135
136 /* calculate n */
137 rsa->n=BN_new();
138 if (rsa->n == NULL) goto err;
139 if (!BN_mul(rsa->n,rsa->p,rsa->q,ctx)) goto err;
140
141 /* calculate d */
142 if (!BN_sub(r1,rsa->p,BN_value_one())) goto err; /* p-1 */
143 if (!BN_sub(r2,rsa->q,BN_value_one())) goto err; /* q-1 */
144 if (!BN_mul(r0,r1,r2,ctx)) goto err; /* (p-1)(q-1) */
145
146/* should not be needed, since gcd(p-1,e) == 1 and gcd(q-1,e) == 1 */
147/* for (;;)
148 {
149 if (!BN_gcd(r3,r0,rsa->e,ctx)) goto err;
150 if (BN_is_one(r3)) break;
151
152 if (1)
153 {
154 if (!BN_add_word(rsa->e,2L)) goto err;
155 continue;
156 }
157 RSAerr(RSA_F_RSA_GENERATE_KEY,RSA_R_BAD_E_VALUE);
158 goto err;
159 }
160*/
161 rsa->d=BN_mod_inverse(NULL,rsa->e,r0,ctx2); /* d */
162 if (rsa->d == NULL) goto err;
163
164 /* calculate d mod (p-1) */
165 rsa->dmp1=BN_new();
166 if (rsa->dmp1 == NULL) goto err;
167 if (!BN_mod(rsa->dmp1,rsa->d,r1,ctx)) goto err;
168
169 /* calculate d mod (q-1) */
170 rsa->dmq1=BN_new();
171 if (rsa->dmq1 == NULL) goto err;
172 if (!BN_mod(rsa->dmq1,rsa->d,r2,ctx)) goto err;
173
174 /* calculate inverse of q mod p */
175 rsa->iqmp=BN_mod_inverse(NULL,rsa->q,rsa->p,ctx2);
176 if (rsa->iqmp == NULL) goto err;
177
178 ok=1;
179err:
180 if (ok == -1)
181 {
182 RSAerr(RSA_F_RSA_GENERATE_KEY,ERR_LIB_BN);
183 ok=0;
184 }
185 BN_CTX_end(ctx);
186 BN_CTX_free(ctx);
187 BN_CTX_free(ctx2);
188
189 if (!ok)
190 {
191 if (rsa != NULL) RSA_free(rsa);
192 return(NULL);
193 }
194 else
195 return(rsa);
196 }
197
diff --git a/src/lib/libcrypto/rsa/rsa_lib.c b/src/lib/libcrypto/rsa/rsa_lib.c
deleted file mode 100644
index 94395cc22c..0000000000
--- a/src/lib/libcrypto/rsa/rsa_lib.c
+++ /dev/null
@@ -1,388 +0,0 @@
1/* crypto/rsa/rsa_lib.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <openssl/crypto.h>
61#include "cryptlib.h"
62#include <openssl/lhash.h>
63#include <openssl/bn.h>
64#include <openssl/rsa.h>
65#include <openssl/engine.h>
66
67const char *RSA_version="RSA" OPENSSL_VERSION_PTEXT;
68
69static RSA_METHOD *default_RSA_meth=NULL;
70static int rsa_meth_num=0;
71static STACK_OF(CRYPTO_EX_DATA_FUNCS) *rsa_meth=NULL;
72
73RSA *RSA_new(void)
74 {
75 return(RSA_new_method(NULL));
76 }
77
78void RSA_set_default_openssl_method(RSA_METHOD *meth)
79 {
80 ENGINE *e;
81 /* We'll need to notify the "openssl" ENGINE of this
82 * change too. We won't bother locking things down at
83 * our end as there was never any locking in these
84 * functions! */
85 if(default_RSA_meth != meth)
86 {
87 default_RSA_meth = meth;
88 e = ENGINE_by_id("openssl");
89 if(e)
90 {
91 ENGINE_set_RSA(e, meth);
92 ENGINE_free(e);
93 }
94 }
95 }
96
97RSA_METHOD *RSA_get_default_openssl_method(void)
98{
99 if (default_RSA_meth == NULL)
100 {
101#ifdef RSA_NULL
102 default_RSA_meth=RSA_null_method();
103#else
104#ifdef RSAref
105 default_RSA_meth=RSA_PKCS1_RSAref();
106#else
107 default_RSA_meth=RSA_PKCS1_SSLeay();
108#endif
109#endif
110 }
111
112 return default_RSA_meth;
113}
114
115RSA_METHOD *RSA_get_method(RSA *rsa)
116{
117 return ENGINE_get_RSA(rsa->engine);
118}
119
120#if 0
121RSA_METHOD *RSA_set_method(RSA *rsa, RSA_METHOD *meth)
122{
123 RSA_METHOD *mtmp;
124 mtmp = rsa->meth;
125 if (mtmp->finish) mtmp->finish(rsa);
126 rsa->meth = meth;
127 if (meth->init) meth->init(rsa);
128 return mtmp;
129}
130#else
131int RSA_set_method(RSA *rsa, ENGINE *engine)
132{
133 ENGINE *mtmp;
134 RSA_METHOD *meth;
135 mtmp = rsa->engine;
136 meth = ENGINE_get_RSA(mtmp);
137 if (!ENGINE_init(engine))
138 return 0;
139 if (meth->finish) meth->finish(rsa);
140 rsa->engine = engine;
141 meth = ENGINE_get_RSA(engine);
142 if (meth->init) meth->init(rsa);
143 /* SHOULD ERROR CHECK THIS!!! */
144 ENGINE_finish(mtmp);
145 return 1;
146}
147#endif
148
149#if 0
150RSA *RSA_new_method(RSA_METHOD *meth)
151#else
152RSA *RSA_new_method(ENGINE *engine)
153#endif
154 {
155 RSA_METHOD *meth;
156 RSA *ret;
157
158 ret=(RSA *)OPENSSL_malloc(sizeof(RSA));
159 if (ret == NULL)
160 {
161 RSAerr(RSA_F_RSA_NEW_METHOD,ERR_R_MALLOC_FAILURE);
162 return(NULL);
163 }
164
165 if (engine == NULL)
166 {
167 if((ret->engine=ENGINE_get_default_RSA()) == NULL)
168 {
169 OPENSSL_free(ret);
170 return NULL;
171 }
172 }
173 else
174 ret->engine=engine;
175 meth = ENGINE_get_RSA(ret->engine);
176
177 ret->pad=0;
178 ret->version=0;
179 ret->n=NULL;
180 ret->e=NULL;
181 ret->d=NULL;
182 ret->p=NULL;
183 ret->q=NULL;
184 ret->dmp1=NULL;
185 ret->dmq1=NULL;
186 ret->iqmp=NULL;
187 ret->references=1;
188 ret->_method_mod_n=NULL;
189 ret->_method_mod_p=NULL;
190 ret->_method_mod_q=NULL;
191 ret->blinding=NULL;
192 ret->bignum_data=NULL;
193 ret->flags=meth->flags;
194 CRYPTO_new_ex_data(rsa_meth,ret,&ret->ex_data);
195 if ((meth->init != NULL) && !meth->init(ret))
196 {
197 CRYPTO_free_ex_data(rsa_meth,ret,&ret->ex_data);
198 OPENSSL_free(ret);
199 ret=NULL;
200 }
201 return(ret);
202 }
203
204void RSA_free(RSA *r)
205 {
206 RSA_METHOD *meth;
207 int i;
208
209 if (r == NULL) return;
210
211 i=CRYPTO_add(&r->references,-1,CRYPTO_LOCK_RSA);
212#ifdef REF_PRINT
213 REF_PRINT("RSA",r);
214#endif
215 if (i > 0) return;
216#ifdef REF_CHECK
217 if (i < 0)
218 {
219 fprintf(stderr,"RSA_free, bad reference count\n");
220 abort();
221 }
222#endif
223
224 meth = ENGINE_get_RSA(r->engine);
225 if (meth->finish != NULL)
226 meth->finish(r);
227 ENGINE_finish(r->engine);
228
229 CRYPTO_free_ex_data(rsa_meth,r,&r->ex_data);
230
231 if (r->n != NULL) BN_clear_free(r->n);
232 if (r->e != NULL) BN_clear_free(r->e);
233 if (r->d != NULL) BN_clear_free(r->d);
234 if (r->p != NULL) BN_clear_free(r->p);
235 if (r->q != NULL) BN_clear_free(r->q);
236 if (r->dmp1 != NULL) BN_clear_free(r->dmp1);
237 if (r->dmq1 != NULL) BN_clear_free(r->dmq1);
238 if (r->iqmp != NULL) BN_clear_free(r->iqmp);
239 if (r->blinding != NULL) BN_BLINDING_free(r->blinding);
240 if (r->bignum_data != NULL) OPENSSL_free_locked(r->bignum_data);
241 OPENSSL_free(r);
242 }
243
244int RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
245 CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
246 {
247 rsa_meth_num++;
248 return(CRYPTO_get_ex_new_index(rsa_meth_num-1,
249 &rsa_meth,argl,argp,new_func,dup_func,free_func));
250 }
251
252int RSA_set_ex_data(RSA *r, int idx, void *arg)
253 {
254 return(CRYPTO_set_ex_data(&r->ex_data,idx,arg));
255 }
256
257void *RSA_get_ex_data(RSA *r, int idx)
258 {
259 return(CRYPTO_get_ex_data(&r->ex_data,idx));
260 }
261
262int RSA_size(RSA *r)
263 {
264 return(BN_num_bytes(r->n));
265 }
266
267int RSA_public_encrypt(int flen, unsigned char *from, unsigned char *to,
268 RSA *rsa, int padding)
269 {
270 return(ENGINE_get_RSA(rsa->engine)->rsa_pub_enc(flen,
271 from, to, rsa, padding));
272 }
273
274int RSA_private_encrypt(int flen, unsigned char *from, unsigned char *to,
275 RSA *rsa, int padding)
276 {
277 return(ENGINE_get_RSA(rsa->engine)->rsa_priv_enc(flen,
278 from, to, rsa, padding));
279 }
280
281int RSA_private_decrypt(int flen, unsigned char *from, unsigned char *to,
282 RSA *rsa, int padding)
283 {
284 return(ENGINE_get_RSA(rsa->engine)->rsa_priv_dec(flen,
285 from, to, rsa, padding));
286 }
287
288int RSA_public_decrypt(int flen, unsigned char *from, unsigned char *to,
289 RSA *rsa, int padding)
290 {
291 return(ENGINE_get_RSA(rsa->engine)->rsa_pub_dec(flen,
292 from, to, rsa, padding));
293 }
294
295int RSA_flags(RSA *r)
296 {
297 return((r == NULL)?0:ENGINE_get_RSA(r->engine)->flags);
298 }
299
300void RSA_blinding_off(RSA *rsa)
301 {
302 if (rsa->blinding != NULL)
303 {
304 BN_BLINDING_free(rsa->blinding);
305 rsa->blinding=NULL;
306 }
307 rsa->flags&= ~RSA_FLAG_BLINDING;
308 }
309
310int RSA_blinding_on(RSA *rsa, BN_CTX *p_ctx)
311 {
312 BIGNUM *A,*Ai;
313 BN_CTX *ctx;
314 int ret=0;
315
316 if (p_ctx == NULL)
317 {
318 if ((ctx=BN_CTX_new()) == NULL) goto err;
319 }
320 else
321 ctx=p_ctx;
322
323 if (rsa->blinding != NULL)
324 BN_BLINDING_free(rsa->blinding);
325
326 BN_CTX_start(ctx);
327 A = BN_CTX_get(ctx);
328 if (!BN_rand_range(A,rsa->n)) goto err;
329 if ((Ai=BN_mod_inverse(NULL,A,rsa->n,ctx)) == NULL) goto err;
330
331 if (!ENGINE_get_RSA(rsa->engine)->bn_mod_exp(A,A,
332 rsa->e,rsa->n,ctx,rsa->_method_mod_n))
333 goto err;
334 rsa->blinding=BN_BLINDING_new(A,Ai,rsa->n);
335 rsa->flags|=RSA_FLAG_BLINDING;
336 BN_free(Ai);
337 ret=1;
338err:
339 BN_CTX_end(ctx);
340 if (ctx != p_ctx) BN_CTX_free(ctx);
341 return(ret);
342 }
343
344int RSA_memory_lock(RSA *r)
345 {
346 int i,j,k,off;
347 char *p;
348 BIGNUM *bn,**t[6],*b;
349 BN_ULONG *ul;
350
351 if (r->d == NULL) return(1);
352 t[0]= &r->d;
353 t[1]= &r->p;
354 t[2]= &r->q;
355 t[3]= &r->dmp1;
356 t[4]= &r->dmq1;
357 t[5]= &r->iqmp;
358 k=sizeof(BIGNUM)*6;
359 off=k/sizeof(BN_ULONG)+1;
360 j=1;
361 for (i=0; i<6; i++)
362 j+= (*t[i])->top;
363 if ((p=OPENSSL_malloc_locked((off+j)*sizeof(BN_ULONG))) == NULL)
364 {
365 RSAerr(RSA_F_MEMORY_LOCK,ERR_R_MALLOC_FAILURE);
366 return(0);
367 }
368 bn=(BIGNUM *)p;
369 ul=(BN_ULONG *)&(p[off]);
370 for (i=0; i<6; i++)
371 {
372 b= *(t[i]);
373 *(t[i])= &(bn[i]);
374 memcpy((char *)&(bn[i]),(char *)b,sizeof(BIGNUM));
375 bn[i].flags=BN_FLG_STATIC_DATA;
376 bn[i].d=ul;
377 memcpy((char *)ul,b->d,sizeof(BN_ULONG)*b->top);
378 ul+=b->top;
379 BN_clear_free(b);
380 }
381
382 /* I should fix this so it can still be done */
383 r->flags&= ~(RSA_FLAG_CACHE_PRIVATE|RSA_FLAG_CACHE_PUBLIC);
384
385 r->bignum_data=p;
386 return(1);
387 }
388
diff --git a/src/lib/libcrypto/rsa/rsa_none.c b/src/lib/libcrypto/rsa/rsa_none.c
deleted file mode 100644
index f22fce5016..0000000000
--- a/src/lib/libcrypto/rsa/rsa_none.c
+++ /dev/null
@@ -1,98 +0,0 @@
1/* crypto/rsa/rsa_none.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/bn.h>
62#include <openssl/rsa.h>
63#include <openssl/rand.h>
64
65int RSA_padding_add_none(unsigned char *to, int tlen, unsigned char *from,
66 int flen)
67 {
68 if (flen > tlen)
69 {
70 RSAerr(RSA_F_RSA_PADDING_ADD_NONE,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
71 return(0);
72 }
73
74 if (flen < tlen)
75 {
76 RSAerr(RSA_F_RSA_PADDING_ADD_NONE,RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE);
77 return(0);
78 }
79
80 memcpy(to,from,(unsigned int)flen);
81 return(1);
82 }
83
84int RSA_padding_check_none(unsigned char *to, int tlen, unsigned char *from,
85 int flen, int num)
86 {
87
88 if (flen > tlen)
89 {
90 RSAerr(RSA_F_RSA_PADDING_CHECK_NONE,RSA_R_DATA_TOO_LARGE);
91 return(-1);
92 }
93
94 memset(to,0,tlen-flen);
95 memcpy(to+tlen-flen,from,flen);
96 return(tlen);
97 }
98
diff --git a/src/lib/libcrypto/rsa/rsa_oaep.c b/src/lib/libcrypto/rsa/rsa_oaep.c
deleted file mode 100644
index 1849e55cd5..0000000000
--- a/src/lib/libcrypto/rsa/rsa_oaep.c
+++ /dev/null
@@ -1,168 +0,0 @@
1/* crypto/rsa/rsa_oaep.c */
2/* Written by Ulf Moeller. This software is distributed on an "AS IS"
3 basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. */
4
5/* EME_OAEP as defined in RFC 2437 (PKCS #1 v2.0) */
6
7#if !defined(NO_SHA) && !defined(NO_SHA1)
8#include <stdio.h>
9#include "cryptlib.h"
10#include <openssl/bn.h>
11#include <openssl/rsa.h>
12#include <openssl/sha.h>
13#include <openssl/rand.h>
14
15int MGF1(unsigned char *mask, long len, unsigned char *seed, long seedlen);
16
17int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen,
18 unsigned char *from, int flen, unsigned char *param, int plen)
19 {
20 int i, emlen = tlen - 1;
21 unsigned char *db, *seed;
22 unsigned char *dbmask, seedmask[SHA_DIGEST_LENGTH];
23
24 if (flen > emlen - 2 * SHA_DIGEST_LENGTH - 1)
25 {
26 RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP,
27 RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
28 return (0);
29 }
30
31 if (emlen < 2 * SHA_DIGEST_LENGTH + 1)
32 {
33 RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP, RSA_R_KEY_SIZE_TOO_SMALL);
34 return (0);
35 }
36
37 dbmask = OPENSSL_malloc(emlen - SHA_DIGEST_LENGTH);
38 if (dbmask == NULL)
39 {
40 RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP, ERR_R_MALLOC_FAILURE);
41 return (0);
42 }
43
44 to[0] = 0;
45 seed = to + 1;
46 db = to + SHA_DIGEST_LENGTH + 1;
47
48 SHA1(param, plen, db);
49 memset(db + SHA_DIGEST_LENGTH, 0,
50 emlen - flen - 2 * SHA_DIGEST_LENGTH - 1);
51 db[emlen - flen - SHA_DIGEST_LENGTH - 1] = 0x01;
52 memcpy(db + emlen - flen - SHA_DIGEST_LENGTH, from, (unsigned int) flen);
53 if (RAND_bytes(seed, SHA_DIGEST_LENGTH) <= 0)
54 return (0);
55#ifdef PKCS_TESTVECT
56 memcpy(seed,
57 "\xaa\xfd\x12\xf6\x59\xca\xe6\x34\x89\xb4\x79\xe5\x07\x6d\xde\xc2\xf0\x6c\xb5\x8f",
58 20);
59#endif
60
61 MGF1(dbmask, emlen - SHA_DIGEST_LENGTH, seed, SHA_DIGEST_LENGTH);
62 for (i = 0; i < emlen - SHA_DIGEST_LENGTH; i++)
63 db[i] ^= dbmask[i];
64
65 MGF1(seedmask, SHA_DIGEST_LENGTH, db, emlen - SHA_DIGEST_LENGTH);
66 for (i = 0; i < SHA_DIGEST_LENGTH; i++)
67 seed[i] ^= seedmask[i];
68
69 OPENSSL_free(dbmask);
70 return (1);
71 }
72
73int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen,
74 unsigned char *from, int flen, int num, unsigned char *param,
75 int plen)
76 {
77 int i, dblen, mlen = -1;
78 unsigned char *maskeddb;
79 int lzero;
80 unsigned char *db = NULL, seed[SHA_DIGEST_LENGTH], phash[SHA_DIGEST_LENGTH];
81
82 if (--num < 2 * SHA_DIGEST_LENGTH + 1)
83 goto decoding_err;
84
85 lzero = num - flen;
86 if (lzero < 0)
87 goto decoding_err;
88 maskeddb = from - lzero + SHA_DIGEST_LENGTH;
89
90 dblen = num - SHA_DIGEST_LENGTH;
91 db = OPENSSL_malloc(dblen);
92 if (db == NULL)
93 {
94 RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP, ERR_R_MALLOC_FAILURE);
95 return (-1);
96 }
97
98 MGF1(seed, SHA_DIGEST_LENGTH, maskeddb, dblen);
99 for (i = lzero; i < SHA_DIGEST_LENGTH; i++)
100 seed[i] ^= from[i - lzero];
101
102 MGF1(db, dblen, seed, SHA_DIGEST_LENGTH);
103 for (i = 0; i < dblen; i++)
104 db[i] ^= maskeddb[i];
105
106 SHA1(param, plen, phash);
107
108 if (memcmp(db, phash, SHA_DIGEST_LENGTH) != 0)
109 goto decoding_err;
110 else
111 {
112 for (i = SHA_DIGEST_LENGTH; i < dblen; i++)
113 if (db[i] != 0x00)
114 break;
115 if (db[i] != 0x01 || i++ >= dblen)
116 goto decoding_err;
117 else
118 {
119 mlen = dblen - i;
120 if (tlen < mlen)
121 {
122 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP, RSA_R_DATA_TOO_LARGE);
123 mlen = -1;
124 }
125 else
126 memcpy(to, db + i, mlen);
127 }
128 }
129 OPENSSL_free(db);
130 return (mlen);
131
132decoding_err:
133 /* to avoid chosen ciphertext attacks, the error message should not reveal
134 * which kind of decoding error happened */
135 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP, RSA_R_OAEP_DECODING_ERROR);
136 if (db != NULL) OPENSSL_free(db);
137 return -1;
138 }
139
140int MGF1(unsigned char *mask, long len, unsigned char *seed, long seedlen)
141 {
142 long i, outlen = 0;
143 unsigned char cnt[4];
144 SHA_CTX c;
145 unsigned char md[SHA_DIGEST_LENGTH];
146
147 for (i = 0; outlen < len; i++)
148 {
149 cnt[0] = (i >> 24) & 255, cnt[1] = (i >> 16) & 255,
150 cnt[2] = (i >> 8) & 255, cnt[3] = i & 255;
151 SHA1_Init(&c);
152 SHA1_Update(&c, seed, seedlen);
153 SHA1_Update(&c, cnt, 4);
154 if (outlen + SHA_DIGEST_LENGTH <= len)
155 {
156 SHA1_Final(mask + outlen, &c);
157 outlen += SHA_DIGEST_LENGTH;
158 }
159 else
160 {
161 SHA1_Final(md, &c);
162 memcpy(mask + outlen, md, len - outlen);
163 outlen = len;
164 }
165 }
166 return (0);
167 }
168#endif
diff --git a/src/lib/libcrypto/rsa/rsa_pk1.c b/src/lib/libcrypto/rsa/rsa_pk1.c
deleted file mode 100644
index 48a32bc264..0000000000
--- a/src/lib/libcrypto/rsa/rsa_pk1.c
+++ /dev/null
@@ -1,224 +0,0 @@
1/* crypto/rsa/rsa_pk1.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/bn.h>
62#include <openssl/rsa.h>
63#include <openssl/rand.h>
64
65int RSA_padding_add_PKCS1_type_1(unsigned char *to, int tlen,
66 unsigned char *from, int flen)
67 {
68 int j;
69 unsigned char *p;
70
71 if (flen > (tlen-11))
72 {
73 RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
74 return(0);
75 }
76
77 p=(unsigned char *)to;
78
79 *(p++)=0;
80 *(p++)=1; /* Private Key BT (Block Type) */
81
82 /* pad out with 0xff data */
83 j=tlen-3-flen;
84 memset(p,0xff,j);
85 p+=j;
86 *(p++)='\0';
87 memcpy(p,from,(unsigned int)flen);
88 return(1);
89 }
90
91int RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
92 unsigned char *from, int flen, int num)
93 {
94 int i,j;
95 unsigned char *p;
96
97 p=from;
98 if ((num != (flen+1)) || (*(p++) != 01))
99 {
100 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,RSA_R_BLOCK_TYPE_IS_NOT_01);
101 return(-1);
102 }
103
104 /* scan over padding data */
105 j=flen-1; /* one for type. */
106 for (i=0; i<j; i++)
107 {
108 if (*p != 0xff) /* should decrypt to 0xff */
109 {
110 if (*p == 0)
111 { p++; break; }
112 else {
113 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,RSA_R_BAD_FIXED_HEADER_DECRYPT);
114 return(-1);
115 }
116 }
117 p++;
118 }
119
120 if (i == j)
121 {
122 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,RSA_R_NULL_BEFORE_BLOCK_MISSING);
123 return(-1);
124 }
125
126 if (i < 8)
127 {
128 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,RSA_R_BAD_PAD_BYTE_COUNT);
129 return(-1);
130 }
131 i++; /* Skip over the '\0' */
132 j-=i;
133 if (j > tlen)
134 {
135 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,RSA_R_DATA_TOO_LARGE);
136 return(-1);
137 }
138 memcpy(to,p,(unsigned int)j);
139
140 return(j);
141 }
142
143int RSA_padding_add_PKCS1_type_2(unsigned char *to, int tlen,
144 unsigned char *from, int flen)
145 {
146 int i,j;
147 unsigned char *p;
148
149 if (flen > (tlen-11))
150 {
151 RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
152 return(0);
153 }
154
155 p=(unsigned char *)to;
156
157 *(p++)=0;
158 *(p++)=2; /* Public Key BT (Block Type) */
159
160 /* pad out with non-zero random data */
161 j=tlen-3-flen;
162
163 if (RAND_bytes(p,j) <= 0)
164 return(0);
165 for (i=0; i<j; i++)
166 {
167 if (*p == '\0')
168 do {
169 if (RAND_bytes(p,1) <= 0)
170 return(0);
171 } while (*p == '\0');
172 p++;
173 }
174
175 *(p++)='\0';
176
177 memcpy(p,from,(unsigned int)flen);
178 return(1);
179 }
180
181int RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
182 unsigned char *from, int flen, int num)
183 {
184 int i,j;
185 unsigned char *p;
186
187 p=from;
188 if ((num != (flen+1)) || (*(p++) != 02))
189 {
190 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2,RSA_R_BLOCK_TYPE_IS_NOT_02);
191 return(-1);
192 }
193#ifdef PKCS1_CHECK
194 return(num-11);
195#endif
196
197 /* scan over padding data */
198 j=flen-1; /* one for type. */
199 for (i=0; i<j; i++)
200 if (*(p++) == 0) break;
201
202 if (i == j)
203 {
204 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2,RSA_R_NULL_BEFORE_BLOCK_MISSING);
205 return(-1);
206 }
207
208 if (i < 8)
209 {
210 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2,RSA_R_BAD_PAD_BYTE_COUNT);
211 return(-1);
212 }
213 i++; /* Skip over the '\0' */
214 j-=i;
215 if (j > tlen)
216 {
217 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2,RSA_R_DATA_TOO_LARGE);
218 return(-1);
219 }
220 memcpy(to,p,(unsigned int)j);
221
222 return(j);
223 }
224
diff --git a/src/lib/libcrypto/rsa/rsa_saos.c b/src/lib/libcrypto/rsa/rsa_saos.c
deleted file mode 100644
index c77f4381ff..0000000000
--- a/src/lib/libcrypto/rsa/rsa_saos.c
+++ /dev/null
@@ -1,144 +0,0 @@
1/* crypto/rsa/rsa_saos.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/bn.h>
62#include <openssl/rsa.h>
63#include <openssl/objects.h>
64#include <openssl/x509.h>
65
66int RSA_sign_ASN1_OCTET_STRING(int type, unsigned char *m, unsigned int m_len,
67 unsigned char *sigret, unsigned int *siglen, RSA *rsa)
68 {
69 ASN1_OCTET_STRING sig;
70 int i,j,ret=1;
71 unsigned char *p,*s;
72
73 sig.type=V_ASN1_OCTET_STRING;
74 sig.length=m_len;
75 sig.data=m;
76
77 i=i2d_ASN1_OCTET_STRING(&sig,NULL);
78 j=RSA_size(rsa);
79 if ((i-RSA_PKCS1_PADDING) > j)
80 {
81 RSAerr(RSA_F_RSA_SIGN_ASN1_OCTET_STRING,RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY);
82 return(0);
83 }
84 s=(unsigned char *)OPENSSL_malloc((unsigned int)j+1);
85 if (s == NULL)
86 {
87 RSAerr(RSA_F_RSA_SIGN_ASN1_OCTET_STRING,ERR_R_MALLOC_FAILURE);
88 return(0);
89 }
90 p=s;
91 i2d_ASN1_OCTET_STRING(&sig,&p);
92 i=RSA_private_encrypt(i,s,sigret,rsa,RSA_PKCS1_PADDING);
93 if (i <= 0)
94 ret=0;
95 else
96 *siglen=i;
97
98 memset(s,0,(unsigned int)j+1);
99 OPENSSL_free(s);
100 return(ret);
101 }
102
103int RSA_verify_ASN1_OCTET_STRING(int dtype, unsigned char *m,
104 unsigned int m_len, unsigned char *sigbuf, unsigned int siglen,
105 RSA *rsa)
106 {
107 int i,ret=0;
108 unsigned char *p,*s;
109 ASN1_OCTET_STRING *sig=NULL;
110
111 if (siglen != (unsigned int)RSA_size(rsa))
112 {
113 RSAerr(RSA_F_RSA_VERIFY_ASN1_OCTET_STRING,RSA_R_WRONG_SIGNATURE_LENGTH);
114 return(0);
115 }
116
117 s=(unsigned char *)OPENSSL_malloc((unsigned int)siglen);
118 if (s == NULL)
119 {
120 RSAerr(RSA_F_RSA_VERIFY_ASN1_OCTET_STRING,ERR_R_MALLOC_FAILURE);
121 goto err;
122 }
123 i=RSA_public_decrypt((int)siglen,sigbuf,s,rsa,RSA_PKCS1_PADDING);
124
125 if (i <= 0) goto err;
126
127 p=s;
128 sig=d2i_ASN1_OCTET_STRING(NULL,&p,(long)i);
129 if (sig == NULL) goto err;
130
131 if ( ((unsigned int)sig->length != m_len) ||
132 (memcmp(m,sig->data,m_len) != 0))
133 {
134 RSAerr(RSA_F_RSA_VERIFY_ASN1_OCTET_STRING,RSA_R_BAD_SIGNATURE);
135 }
136 else
137 ret=1;
138err:
139 if (sig != NULL) M_ASN1_OCTET_STRING_free(sig);
140 memset(s,0,(unsigned int)siglen);
141 OPENSSL_free(s);
142 return(ret);
143 }
144
diff --git a/src/lib/libcrypto/rsa/rsa_sign.c b/src/lib/libcrypto/rsa/rsa_sign.c
deleted file mode 100644
index cf00876292..0000000000
--- a/src/lib/libcrypto/rsa/rsa_sign.c
+++ /dev/null
@@ -1,224 +0,0 @@
1/* crypto/rsa/rsa_sign.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/bn.h>
62#include <openssl/rsa.h>
63#include <openssl/objects.h>
64#include <openssl/x509.h>
65#include <openssl/engine.h>
66
67/* Size of an SSL signature: MD5+SHA1 */
68#define SSL_SIG_LENGTH 36
69
70int RSA_sign(int type, unsigned char *m, unsigned int m_len,
71 unsigned char *sigret, unsigned int *siglen, RSA *rsa)
72 {
73 X509_SIG sig;
74 ASN1_TYPE parameter;
75 int i,j,ret=1;
76 unsigned char *p,*s = NULL;
77 X509_ALGOR algor;
78 ASN1_OCTET_STRING digest;
79 if(rsa->flags & RSA_FLAG_SIGN_VER)
80 return ENGINE_get_RSA(rsa->engine)->rsa_sign(type,
81 m, m_len, sigret, siglen, rsa);
82 /* Special case: SSL signature, just check the length */
83 if(type == NID_md5_sha1) {
84 if(m_len != SSL_SIG_LENGTH) {
85 RSAerr(RSA_F_RSA_SIGN,RSA_R_INVALID_MESSAGE_LENGTH);
86 return(0);
87 }
88 i = SSL_SIG_LENGTH;
89 s = m;
90 } else {
91 sig.algor= &algor;
92 sig.algor->algorithm=OBJ_nid2obj(type);
93 if (sig.algor->algorithm == NULL)
94 {
95 RSAerr(RSA_F_RSA_SIGN,RSA_R_UNKNOWN_ALGORITHM_TYPE);
96 return(0);
97 }
98 if (sig.algor->algorithm->length == 0)
99 {
100 RSAerr(RSA_F_RSA_SIGN,RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD);
101 return(0);
102 }
103 parameter.type=V_ASN1_NULL;
104 parameter.value.ptr=NULL;
105 sig.algor->parameter= &parameter;
106
107 sig.digest= &digest;
108 sig.digest->data=m;
109 sig.digest->length=m_len;
110
111 i=i2d_X509_SIG(&sig,NULL);
112 }
113 j=RSA_size(rsa);
114 if ((i-RSA_PKCS1_PADDING) > j)
115 {
116 RSAerr(RSA_F_RSA_SIGN,RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY);
117 return(0);
118 }
119 if(type != NID_md5_sha1) {
120 s=(unsigned char *)OPENSSL_malloc((unsigned int)j+1);
121 if (s == NULL)
122 {
123 RSAerr(RSA_F_RSA_SIGN,ERR_R_MALLOC_FAILURE);
124 return(0);
125 }
126 p=s;
127 i2d_X509_SIG(&sig,&p);
128 }
129 i=RSA_private_encrypt(i,s,sigret,rsa,RSA_PKCS1_PADDING);
130 if (i <= 0)
131 ret=0;
132 else
133 *siglen=i;
134
135 if(type != NID_md5_sha1) {
136 memset(s,0,(unsigned int)j+1);
137 OPENSSL_free(s);
138 }
139 return(ret);
140 }
141
142int RSA_verify(int dtype, unsigned char *m, unsigned int m_len,
143 unsigned char *sigbuf, unsigned int siglen, RSA *rsa)
144 {
145 int i,ret=0,sigtype;
146 unsigned char *p,*s;
147 X509_SIG *sig=NULL;
148
149 if (siglen != (unsigned int)RSA_size(rsa))
150 {
151 RSAerr(RSA_F_RSA_VERIFY,RSA_R_WRONG_SIGNATURE_LENGTH);
152 return(0);
153 }
154
155 if(rsa->flags & RSA_FLAG_SIGN_VER)
156 return ENGINE_get_RSA(rsa->engine)->rsa_verify(dtype,
157 m, m_len, sigbuf, siglen, rsa);
158
159 s=(unsigned char *)OPENSSL_malloc((unsigned int)siglen);
160 if (s == NULL)
161 {
162 RSAerr(RSA_F_RSA_VERIFY,ERR_R_MALLOC_FAILURE);
163 goto err;
164 }
165 if((dtype == NID_md5_sha1) && (m_len != SSL_SIG_LENGTH) ) {
166 RSAerr(RSA_F_RSA_VERIFY,RSA_R_INVALID_MESSAGE_LENGTH);
167 return(0);
168 }
169 i=RSA_public_decrypt((int)siglen,sigbuf,s,rsa,RSA_PKCS1_PADDING);
170
171 if (i <= 0) goto err;
172
173 /* Special case: SSL signature */
174 if(dtype == NID_md5_sha1) {
175 if((i != SSL_SIG_LENGTH) || memcmp(s, m, SSL_SIG_LENGTH))
176 RSAerr(RSA_F_RSA_VERIFY,RSA_R_BAD_SIGNATURE);
177 else ret = 1;
178 } else {
179 p=s;
180 sig=d2i_X509_SIG(NULL,&p,(long)i);
181
182 if (sig == NULL) goto err;
183 sigtype=OBJ_obj2nid(sig->algor->algorithm);
184
185
186 #ifdef RSA_DEBUG
187 /* put a backward compatibility flag in EAY */
188 fprintf(stderr,"in(%s) expect(%s)\n",OBJ_nid2ln(sigtype),
189 OBJ_nid2ln(dtype));
190 #endif
191 if (sigtype != dtype)
192 {
193 if (((dtype == NID_md5) &&
194 (sigtype == NID_md5WithRSAEncryption)) ||
195 ((dtype == NID_md2) &&
196 (sigtype == NID_md2WithRSAEncryption)))
197 {
198 /* ok, we will let it through */
199 #if !defined(NO_STDIO) && !defined(WIN16)
200 fprintf(stderr,"signature has problems, re-make with post SSLeay045\n");
201 #endif
202 }
203 else
204 {
205 RSAerr(RSA_F_RSA_VERIFY,
206 RSA_R_ALGORITHM_MISMATCH);
207 goto err;
208 }
209 }
210 if ( ((unsigned int)sig->digest->length != m_len) ||
211 (memcmp(m,sig->digest->data,m_len) != 0))
212 {
213 RSAerr(RSA_F_RSA_VERIFY,RSA_R_BAD_SIGNATURE);
214 }
215 else
216 ret=1;
217 }
218err:
219 if (sig != NULL) X509_SIG_free(sig);
220 memset(s,0,(unsigned int)siglen);
221 OPENSSL_free(s);
222 return(ret);
223 }
224
diff --git a/src/lib/libcrypto/rsa/rsa_ssl.c b/src/lib/libcrypto/rsa/rsa_ssl.c
deleted file mode 100644
index 482f4a8273..0000000000
--- a/src/lib/libcrypto/rsa/rsa_ssl.c
+++ /dev/null
@@ -1,154 +0,0 @@
1/* crypto/rsa/rsa_ssl.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/bn.h>
62#include <openssl/rsa.h>
63#include <openssl/rand.h>
64
65int RSA_padding_add_SSLv23(unsigned char *to, int tlen, unsigned char *from,
66 int flen)
67 {
68 int i,j;
69 unsigned char *p;
70
71 if (flen > (tlen-11))
72 {
73 RSAerr(RSA_F_RSA_PADDING_ADD_SSLV23,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
74 return(0);
75 }
76
77 p=(unsigned char *)to;
78
79 *(p++)=0;
80 *(p++)=2; /* Public Key BT (Block Type) */
81
82 /* pad out with non-zero random data */
83 j=tlen-3-8-flen;
84
85 if (RAND_bytes(p,j) <= 0)
86 return(0);
87 for (i=0; i<j; i++)
88 {
89 if (*p == '\0')
90 do {
91 if (RAND_bytes(p,1) <= 0)
92 return(0);
93 } while (*p == '\0');
94 p++;
95 }
96
97 memset(p,3,8);
98 p+=8;
99 *(p++)='\0';
100
101 memcpy(p,from,(unsigned int)flen);
102 return(1);
103 }
104
105int RSA_padding_check_SSLv23(unsigned char *to, int tlen, unsigned char *from,
106 int flen, int num)
107 {
108 int i,j,k;
109 unsigned char *p;
110
111 p=from;
112 if (flen < 10)
113 {
114 RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,RSA_R_DATA_TOO_SMALL);
115 return(-1);
116 }
117 if ((num != (flen+1)) || (*(p++) != 02))
118 {
119 RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,RSA_R_BLOCK_TYPE_IS_NOT_02);
120 return(-1);
121 }
122
123 /* scan over padding data */
124 j=flen-1; /* one for type */
125 for (i=0; i<j; i++)
126 if (*(p++) == 0) break;
127
128 if ((i == j) || (i < 8))
129 {
130 RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,RSA_R_NULL_BEFORE_BLOCK_MISSING);
131 return(-1);
132 }
133 for (k= -8; k<0; k++)
134 {
135 if (p[k] != 0x03) break;
136 }
137 if (k == -1)
138 {
139 RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,RSA_R_SSLV3_ROLLBACK_ATTACK);
140 return(-1);
141 }
142
143 i++; /* Skip over the '\0' */
144 j-=i;
145 if (j > tlen)
146 {
147 RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,RSA_R_DATA_TOO_LARGE);
148 return(-1);
149 }
150 memcpy(to,p,(unsigned int)j);
151
152 return(j);
153 }
154
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-03-19 18:09:12 +0000