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-rw-r--r--src/lib/libcrypto/des/set_key.c4
-rw-r--r--src/lib/libcrypto/evp/evp.h9
-rw-r--r--src/lib/libcrypto/evp/openbsd_hw.c446
-rw-r--r--src/lib/libssl/src/crypto/des/set_key.c4
-rw-r--r--src/lib/libssl/src/crypto/evp/evp.h9
-rw-r--r--src/lib/libssl/src/crypto/evp/openbsd_hw.c446
6 files changed, 0 insertions, 918 deletions
diff --git a/src/lib/libcrypto/des/set_key.c b/src/lib/libcrypto/des/set_key.c
index da4d62e112..99e3555ba9 100644
--- a/src/lib/libcrypto/des/set_key.c
+++ b/src/lib/libcrypto/des/set_key.c
@@ -350,10 +350,6 @@ void private_DES_set_key_unchecked(const_DES_cblock *key, DES_key_schedule *sche
350 register DES_LONG *k; 350 register DES_LONG *k;
351 register int i; 351 register int i;
352 352
353#ifdef OPENBSD_DEV_CRYPTO
354 memcpy(schedule->key,key,sizeof schedule->key);
355 schedule->session=NULL;
356#endif
357 k = &schedule->ks->deslong[0]; 353 k = &schedule->ks->deslong[0];
358 in = &(*key)[0]; 354 in = &(*key)[0];
359 355
diff --git a/src/lib/libcrypto/evp/evp.h b/src/lib/libcrypto/evp/evp.h
index ba8440aad9..f43fe33b47 100644
--- a/src/lib/libcrypto/evp/evp.h
+++ b/src/lib/libcrypto/evp/evp.h
@@ -723,15 +723,6 @@ const EVP_CIPHER *EVP_des_cbc(void);
723const EVP_CIPHER *EVP_des_ede_cbc(void); 723const EVP_CIPHER *EVP_des_ede_cbc(void);
724const EVP_CIPHER *EVP_des_ede3_cbc(void); 724const EVP_CIPHER *EVP_des_ede3_cbc(void);
725const EVP_CIPHER *EVP_desx_cbc(void); 725const EVP_CIPHER *EVP_desx_cbc(void);
726/* This should now be supported through the dev_crypto ENGINE. But also, why are
727 * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
728#if 0
729# ifdef OPENSSL_OPENBSD_DEV_CRYPTO
730const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
731const EVP_CIPHER *EVP_dev_crypto_rc4(void);
732const EVP_MD *EVP_dev_crypto_md5(void);
733# endif
734#endif
735#endif 726#endif
736#ifndef OPENSSL_NO_RC4 727#ifndef OPENSSL_NO_RC4
737const EVP_CIPHER *EVP_rc4(void); 728const EVP_CIPHER *EVP_rc4(void);
diff --git a/src/lib/libcrypto/evp/openbsd_hw.c b/src/lib/libcrypto/evp/openbsd_hw.c
deleted file mode 100644
index 3831a5731e..0000000000
--- a/src/lib/libcrypto/evp/openbsd_hw.c
+++ /dev/null
@@ -1,446 +0,0 @@
1/* Written by Ben Laurie, 2001 */
2/*
3 * Copyright (c) 2001 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#include <openssl/evp.h>
51#include <openssl/objects.h>
52#include <openssl/rsa.h>
53#include "evp_locl.h"
54
55/* This stuff should now all be supported through
56 * crypto/engine/hw_openbsd_dev_crypto.c unless I botched it up */
57static void *dummy=&dummy;
58
59#if 0
60
61/* check flag after OpenSSL headers to ensure make depend works */
62#ifdef OPENSSL_OPENBSD_DEV_CRYPTO
63
64#include <fcntl.h>
65#include <stdio.h>
66#include <errno.h>
67#include <sys/ioctl.h>
68#include <crypto/cryptodev.h>
69#include <unistd.h>
70#include <assert.h>
71
72/* longest key supported in hardware */
73#define MAX_HW_KEY 24
74#define MAX_HW_IV 8
75
76#define MD5_DIGEST_LENGTH 16
77#define MD5_CBLOCK 64
78
79static int fd;
80static int dev_failed;
81
82typedef struct session_op session_op;
83
84#define CDATA(ctx) EVP_C_DATA(session_op,ctx)
85
86static void err(const char *str)
87 {
88 fprintf(stderr,"%s: errno %d\n",str,errno);
89 }
90
91static int dev_crypto_init(session_op *ses)
92 {
93 if(dev_failed)
94 return 0;
95 if(!fd)
96 {
97 int cryptodev_fd;
98
99 if ((cryptodev_fd=open("/dev/crypto",O_RDWR,0)) < 0)
100 {
101 err("/dev/crypto");
102 dev_failed=1;
103 return 0;
104 }
105 if (ioctl(cryptodev_fd,CRIOGET,&fd) == -1)
106 {
107 err("CRIOGET failed");
108 close(cryptodev_fd);
109 dev_failed=1;
110 return 0;
111 }
112 close(cryptodev_fd);
113 }
114 assert(ses);
115 memset(ses,'\0',sizeof *ses);
116
117 return 1;
118 }
119
120static int dev_crypto_cleanup(EVP_CIPHER_CTX *ctx)
121 {
122 if(ioctl(fd,CIOCFSESSION,&CDATA(ctx)->ses) == -1)
123 err("CIOCFSESSION failed");
124
125 OPENSSL_free(CDATA(ctx)->key);
126
127 return 1;
128 }
129
130static int dev_crypto_init_key(EVP_CIPHER_CTX *ctx,int cipher,
131 const unsigned char *key,int klen)
132 {
133 if(!dev_crypto_init(CDATA(ctx)))
134 return 0;
135
136 CDATA(ctx)->key=OPENSSL_malloc(MAX_HW_KEY);
137
138 assert(ctx->cipher->iv_len <= MAX_HW_IV);
139
140 memcpy(CDATA(ctx)->key,key,klen);
141
142 CDATA(ctx)->cipher=cipher;
143 CDATA(ctx)->keylen=klen;
144
145 if (ioctl(fd,CIOCGSESSION,CDATA(ctx)) == -1)
146 {
147 err("CIOCGSESSION failed");
148 return 0;
149 }
150 return 1;
151 }
152
153static int dev_crypto_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
154 const unsigned char *in,unsigned int inl)
155 {
156 struct crypt_op cryp;
157 unsigned char lb[MAX_HW_IV];
158
159 if(!inl)
160 return 1;
161
162 assert(CDATA(ctx));
163 assert(!dev_failed);
164
165 memset(&cryp,'\0',sizeof cryp);
166 cryp.ses=CDATA(ctx)->ses;
167 cryp.op=ctx->encrypt ? COP_ENCRYPT : COP_DECRYPT;
168 cryp.flags=0;
169 cryp.len=inl;
170 assert((inl&(ctx->cipher->block_size-1)) == 0);
171 cryp.src=(caddr_t)in;
172 cryp.dst=(caddr_t)out;
173 cryp.mac=0;
174 if(ctx->cipher->iv_len)
175 cryp.iv=(caddr_t)ctx->iv;
176
177 if(!ctx->encrypt)
178 memcpy(lb,&in[cryp.len-ctx->cipher->iv_len],ctx->cipher->iv_len);
179
180 if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
181 {
182 if(errno == EINVAL) /* buffers are misaligned */
183 {
184 unsigned int cinl=0;
185 char *cin=NULL;
186 char *cout=NULL;
187
188 /* NB: this can only make cinl != inl with stream ciphers */
189 cinl=(inl+3)/4*4;
190
191 if(((unsigned long)in&3) || cinl != inl)
192 {
193 cin=OPENSSL_malloc(cinl);
194 memcpy(cin,in,inl);
195 cryp.src=cin;
196 }
197
198 if(((unsigned long)out&3) || cinl != inl)
199 {
200 cout=OPENSSL_malloc(cinl);
201 cryp.dst=cout;
202 }
203
204 cryp.len=cinl;
205
206 if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
207 {
208 err("CIOCCRYPT(2) failed");
209 printf("src=%p dst=%p\n",cryp.src,cryp.dst);
210 abort();
211 return 0;
212 }
213
214 if(cout)
215 {
216 memcpy(out,cout,inl);
217 OPENSSL_free(cout);
218 }
219 if(cin)
220 OPENSSL_free(cin);
221 }
222 else
223 {
224 err("CIOCCRYPT failed");
225 abort();
226 return 0;
227 }
228 }
229
230 if(ctx->encrypt)
231 memcpy(ctx->iv,&out[cryp.len-ctx->cipher->iv_len],ctx->cipher->iv_len);
232 else
233 memcpy(ctx->iv,lb,ctx->cipher->iv_len);
234
235 return 1;
236 }
237
238static int dev_crypto_des_ede3_init_key(EVP_CIPHER_CTX *ctx,
239 const unsigned char *key,
240 const unsigned char *iv, int enc)
241 { return dev_crypto_init_key(ctx,CRYPTO_3DES_CBC,key,24); }
242
243#define dev_crypto_des_ede3_cbc_cipher dev_crypto_cipher
244
245BLOCK_CIPHER_def_cbc(dev_crypto_des_ede3, session_op, NID_des_ede3, 8, 24, 8,
246 0, dev_crypto_des_ede3_init_key,
247 dev_crypto_cleanup,
248 EVP_CIPHER_set_asn1_iv,
249 EVP_CIPHER_get_asn1_iv,
250 NULL)
251
252static int dev_crypto_rc4_init_key(EVP_CIPHER_CTX *ctx,
253 const unsigned char *key,
254 const unsigned char *iv, int enc)
255 { return dev_crypto_init_key(ctx,CRYPTO_ARC4,key,16); }
256
257static const EVP_CIPHER r4_cipher=
258 {
259 NID_rc4,
260 1,16,0, /* FIXME: key should be up to 256 bytes */
261 EVP_CIPH_VARIABLE_LENGTH,
262 dev_crypto_rc4_init_key,
263 dev_crypto_cipher,
264 dev_crypto_cleanup,
265 sizeof(session_op),
266 NULL,
267 NULL,
268 NULL
269 };
270
271const EVP_CIPHER *EVP_dev_crypto_rc4(void)
272 { return &r4_cipher; }
273
274typedef struct
275 {
276 session_op sess;
277 char *data;
278 int len;
279 unsigned char md[EVP_MAX_MD_SIZE];
280 } MD_DATA;
281
282static int dev_crypto_init_digest(MD_DATA *md_data,int mac)
283 {
284 if(!dev_crypto_init(&md_data->sess))
285 return 0;
286
287 md_data->len=0;
288 md_data->data=NULL;
289
290 md_data->sess.mac=mac;
291
292 if (ioctl(fd,CIOCGSESSION,&md_data->sess) == -1)
293 {
294 err("CIOCGSESSION failed");
295 return 0;
296 }
297 return 1;
298 }
299
300static int dev_crypto_cleanup_digest(MD_DATA *md_data)
301 {
302 if (ioctl(fd,CIOCFSESSION,&md_data->sess.ses) == -1)
303 {
304 err("CIOCFSESSION failed");
305 return 0;
306 }
307
308 return 1;
309 }
310
311/* FIXME: if device can do chained MACs, then don't accumulate */
312/* FIXME: move accumulation to the framework */
313static int dev_crypto_md5_init(EVP_MD_CTX *ctx)
314 { return dev_crypto_init_digest(ctx->md_data,CRYPTO_MD5); }
315
316static int do_digest(int ses,unsigned char *md,const void *data,int len)
317 {
318 struct crypt_op cryp;
319 static unsigned char md5zero[16]=
320 {
321 0xd4,0x1d,0x8c,0xd9,0x8f,0x00,0xb2,0x04,
322 0xe9,0x80,0x09,0x98,0xec,0xf8,0x42,0x7e
323 };
324
325 /* some cards can't do zero length */
326 if(!len)
327 {
328 memcpy(md,md5zero,16);
329 return 1;
330 }
331
332 memset(&cryp,'\0',sizeof cryp);
333 cryp.ses=ses;
334 cryp.op=COP_ENCRYPT;/* required to do the MAC rather than check it */
335 cryp.len=len;
336 cryp.src=(caddr_t)data;
337 cryp.dst=(caddr_t)data; // FIXME!!!
338 cryp.mac=(caddr_t)md;
339
340 if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
341 {
342 if(errno == EINVAL) /* buffer is misaligned */
343 {
344 char *dcopy;
345
346 dcopy=OPENSSL_malloc(len);
347 memcpy(dcopy,data,len);
348 cryp.src=dcopy;
349 cryp.dst=cryp.src; // FIXME!!!
350
351 if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
352 {
353 err("CIOCCRYPT(MAC2) failed");
354 abort();
355 return 0;
356 }
357 OPENSSL_free(dcopy);
358 }
359 else
360 {
361 err("CIOCCRYPT(MAC) failed");
362 abort();
363 return 0;
364 }
365 }
366 // printf("done\n");
367
368 return 1;
369 }
370
371static int dev_crypto_md5_update(EVP_MD_CTX *ctx,const void *data,
372 unsigned long len)
373 {
374 MD_DATA *md_data=ctx->md_data;
375
376 if(ctx->flags&EVP_MD_CTX_FLAG_ONESHOT)
377 return do_digest(md_data->sess.ses,md_data->md,data,len);
378
379 md_data->data=OPENSSL_realloc(md_data->data,md_data->len+len);
380 memcpy(md_data->data+md_data->len,data,len);
381 md_data->len+=len;
382
383 return 1;
384 }
385
386static int dev_crypto_md5_final(EVP_MD_CTX *ctx,unsigned char *md)
387 {
388 int ret;
389 MD_DATA *md_data=ctx->md_data;
390
391 if(ctx->flags&EVP_MD_CTX_FLAG_ONESHOT)
392 {
393 memcpy(md,md_data->md,MD5_DIGEST_LENGTH);
394 ret=1;
395 }
396 else
397 {
398 ret=do_digest(md_data->sess.ses,md,md_data->data,md_data->len);
399 OPENSSL_free(md_data->data);
400 md_data->data=NULL;
401 md_data->len=0;
402 }
403
404 return ret;
405 }
406
407static int dev_crypto_md5_copy(EVP_MD_CTX *to,const EVP_MD_CTX *from)
408 {
409 const MD_DATA *from_md=from->md_data;
410 MD_DATA *to_md=to->md_data;
411
412 // How do we copy sessions?
413 assert(from->digest->flags&EVP_MD_FLAG_ONESHOT);
414
415 to_md->data=OPENSSL_malloc(from_md->len);
416 memcpy(to_md->data,from_md->data,from_md->len);
417
418 return 1;
419 }
420
421static int dev_crypto_md5_cleanup(EVP_MD_CTX *ctx)
422 {
423 return dev_crypto_cleanup_digest(ctx->md_data);
424 }
425
426static const EVP_MD md5_md=
427 {
428 NID_md5,
429 NID_md5WithRSAEncryption,
430 MD5_DIGEST_LENGTH,
431 EVP_MD_FLAG_ONESHOT, // XXX: set according to device info...
432 dev_crypto_md5_init,
433 dev_crypto_md5_update,
434 dev_crypto_md5_final,
435 dev_crypto_md5_copy,
436 dev_crypto_md5_cleanup,
437 EVP_PKEY_RSA_method,
438 MD5_CBLOCK,
439 sizeof(MD_DATA),
440 };
441
442const EVP_MD *EVP_dev_crypto_md5(void)
443 { return &md5_md; }
444
445#endif
446#endif
diff --git a/src/lib/libssl/src/crypto/des/set_key.c b/src/lib/libssl/src/crypto/des/set_key.c
index da4d62e112..99e3555ba9 100644
--- a/src/lib/libssl/src/crypto/des/set_key.c
+++ b/src/lib/libssl/src/crypto/des/set_key.c
@@ -350,10 +350,6 @@ void private_DES_set_key_unchecked(const_DES_cblock *key, DES_key_schedule *sche
350 register DES_LONG *k; 350 register DES_LONG *k;
351 register int i; 351 register int i;
352 352
353#ifdef OPENBSD_DEV_CRYPTO
354 memcpy(schedule->key,key,sizeof schedule->key);
355 schedule->session=NULL;
356#endif
357 k = &schedule->ks->deslong[0]; 353 k = &schedule->ks->deslong[0];
358 in = &(*key)[0]; 354 in = &(*key)[0];
359 355
diff --git a/src/lib/libssl/src/crypto/evp/evp.h b/src/lib/libssl/src/crypto/evp/evp.h
index ba8440aad9..f43fe33b47 100644
--- a/src/lib/libssl/src/crypto/evp/evp.h
+++ b/src/lib/libssl/src/crypto/evp/evp.h
@@ -723,15 +723,6 @@ const EVP_CIPHER *EVP_des_cbc(void);
723const EVP_CIPHER *EVP_des_ede_cbc(void); 723const EVP_CIPHER *EVP_des_ede_cbc(void);
724const EVP_CIPHER *EVP_des_ede3_cbc(void); 724const EVP_CIPHER *EVP_des_ede3_cbc(void);
725const EVP_CIPHER *EVP_desx_cbc(void); 725const EVP_CIPHER *EVP_desx_cbc(void);
726/* This should now be supported through the dev_crypto ENGINE. But also, why are
727 * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
728#if 0
729# ifdef OPENSSL_OPENBSD_DEV_CRYPTO
730const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
731const EVP_CIPHER *EVP_dev_crypto_rc4(void);
732const EVP_MD *EVP_dev_crypto_md5(void);
733# endif
734#endif
735#endif 726#endif
736#ifndef OPENSSL_NO_RC4 727#ifndef OPENSSL_NO_RC4
737const EVP_CIPHER *EVP_rc4(void); 728const EVP_CIPHER *EVP_rc4(void);
diff --git a/src/lib/libssl/src/crypto/evp/openbsd_hw.c b/src/lib/libssl/src/crypto/evp/openbsd_hw.c
deleted file mode 100644
index 3831a5731e..0000000000
--- a/src/lib/libssl/src/crypto/evp/openbsd_hw.c
+++ /dev/null
@@ -1,446 +0,0 @@
1/* Written by Ben Laurie, 2001 */
2/*
3 * Copyright (c) 2001 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#include <openssl/evp.h>
51#include <openssl/objects.h>
52#include <openssl/rsa.h>
53#include "evp_locl.h"
54
55/* This stuff should now all be supported through
56 * crypto/engine/hw_openbsd_dev_crypto.c unless I botched it up */
57static void *dummy=&dummy;
58
59#if 0
60
61/* check flag after OpenSSL headers to ensure make depend works */
62#ifdef OPENSSL_OPENBSD_DEV_CRYPTO
63
64#include <fcntl.h>
65#include <stdio.h>
66#include <errno.h>
67#include <sys/ioctl.h>
68#include <crypto/cryptodev.h>
69#include <unistd.h>
70#include <assert.h>
71
72/* longest key supported in hardware */
73#define MAX_HW_KEY 24
74#define MAX_HW_IV 8
75
76#define MD5_DIGEST_LENGTH 16
77#define MD5_CBLOCK 64
78
79static int fd;
80static int dev_failed;
81
82typedef struct session_op session_op;
83
84#define CDATA(ctx) EVP_C_DATA(session_op,ctx)
85
86static void err(const char *str)
87 {
88 fprintf(stderr,"%s: errno %d\n",str,errno);
89 }
90
91static int dev_crypto_init(session_op *ses)
92 {
93 if(dev_failed)
94 return 0;
95 if(!fd)
96 {
97 int cryptodev_fd;
98
99 if ((cryptodev_fd=open("/dev/crypto",O_RDWR,0)) < 0)
100 {
101 err("/dev/crypto");
102 dev_failed=1;
103 return 0;
104 }
105 if (ioctl(cryptodev_fd,CRIOGET,&fd) == -1)
106 {
107 err("CRIOGET failed");
108 close(cryptodev_fd);
109 dev_failed=1;
110 return 0;
111 }
112 close(cryptodev_fd);
113 }
114 assert(ses);
115 memset(ses,'\0',sizeof *ses);
116
117 return 1;
118 }
119
120static int dev_crypto_cleanup(EVP_CIPHER_CTX *ctx)
121 {
122 if(ioctl(fd,CIOCFSESSION,&CDATA(ctx)->ses) == -1)
123 err("CIOCFSESSION failed");
124
125 OPENSSL_free(CDATA(ctx)->key);
126
127 return 1;
128 }
129
130static int dev_crypto_init_key(EVP_CIPHER_CTX *ctx,int cipher,
131 const unsigned char *key,int klen)
132 {
133 if(!dev_crypto_init(CDATA(ctx)))
134 return 0;
135
136 CDATA(ctx)->key=OPENSSL_malloc(MAX_HW_KEY);
137
138 assert(ctx->cipher->iv_len <= MAX_HW_IV);
139
140 memcpy(CDATA(ctx)->key,key,klen);
141
142 CDATA(ctx)->cipher=cipher;
143 CDATA(ctx)->keylen=klen;
144
145 if (ioctl(fd,CIOCGSESSION,CDATA(ctx)) == -1)
146 {
147 err("CIOCGSESSION failed");
148 return 0;
149 }
150 return 1;
151 }
152
153static int dev_crypto_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
154 const unsigned char *in,unsigned int inl)
155 {
156 struct crypt_op cryp;
157 unsigned char lb[MAX_HW_IV];
158
159 if(!inl)
160 return 1;
161
162 assert(CDATA(ctx));
163 assert(!dev_failed);
164
165 memset(&cryp,'\0',sizeof cryp);
166 cryp.ses=CDATA(ctx)->ses;
167 cryp.op=ctx->encrypt ? COP_ENCRYPT : COP_DECRYPT;
168 cryp.flags=0;
169 cryp.len=inl;
170 assert((inl&(ctx->cipher->block_size-1)) == 0);
171 cryp.src=(caddr_t)in;
172 cryp.dst=(caddr_t)out;
173 cryp.mac=0;
174 if(ctx->cipher->iv_len)
175 cryp.iv=(caddr_t)ctx->iv;
176
177 if(!ctx->encrypt)
178 memcpy(lb,&in[cryp.len-ctx->cipher->iv_len],ctx->cipher->iv_len);
179
180 if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
181 {
182 if(errno == EINVAL) /* buffers are misaligned */
183 {
184 unsigned int cinl=0;
185 char *cin=NULL;
186 char *cout=NULL;
187
188 /* NB: this can only make cinl != inl with stream ciphers */
189 cinl=(inl+3)/4*4;
190
191 if(((unsigned long)in&3) || cinl != inl)
192 {
193 cin=OPENSSL_malloc(cinl);
194 memcpy(cin,in,inl);
195 cryp.src=cin;
196 }
197
198 if(((unsigned long)out&3) || cinl != inl)
199 {
200 cout=OPENSSL_malloc(cinl);
201 cryp.dst=cout;
202 }
203
204 cryp.len=cinl;
205
206 if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
207 {
208 err("CIOCCRYPT(2) failed");
209 printf("src=%p dst=%p\n",cryp.src,cryp.dst);
210 abort();
211 return 0;
212 }
213
214 if(cout)
215 {
216 memcpy(out,cout,inl);
217 OPENSSL_free(cout);
218 }
219 if(cin)
220 OPENSSL_free(cin);
221 }
222 else
223 {
224 err("CIOCCRYPT failed");
225 abort();
226 return 0;
227 }
228 }
229
230 if(ctx->encrypt)
231 memcpy(ctx->iv,&out[cryp.len-ctx->cipher->iv_len],ctx->cipher->iv_len);
232 else
233 memcpy(ctx->iv,lb,ctx->cipher->iv_len);
234
235 return 1;
236 }
237
238static int dev_crypto_des_ede3_init_key(EVP_CIPHER_CTX *ctx,
239 const unsigned char *key,
240 const unsigned char *iv, int enc)
241 { return dev_crypto_init_key(ctx,CRYPTO_3DES_CBC,key,24); }
242
243#define dev_crypto_des_ede3_cbc_cipher dev_crypto_cipher
244
245BLOCK_CIPHER_def_cbc(dev_crypto_des_ede3, session_op, NID_des_ede3, 8, 24, 8,
246 0, dev_crypto_des_ede3_init_key,
247 dev_crypto_cleanup,
248 EVP_CIPHER_set_asn1_iv,
249 EVP_CIPHER_get_asn1_iv,
250 NULL)
251
252static int dev_crypto_rc4_init_key(EVP_CIPHER_CTX *ctx,
253 const unsigned char *key,
254 const unsigned char *iv, int enc)
255 { return dev_crypto_init_key(ctx,CRYPTO_ARC4,key,16); }
256
257static const EVP_CIPHER r4_cipher=
258 {
259 NID_rc4,
260 1,16,0, /* FIXME: key should be up to 256 bytes */
261 EVP_CIPH_VARIABLE_LENGTH,
262 dev_crypto_rc4_init_key,
263 dev_crypto_cipher,
264 dev_crypto_cleanup,
265 sizeof(session_op),
266 NULL,
267 NULL,
268 NULL
269 };
270
271const EVP_CIPHER *EVP_dev_crypto_rc4(void)
272 { return &r4_cipher; }
273
274typedef struct
275 {
276 session_op sess;
277 char *data;
278 int len;
279 unsigned char md[EVP_MAX_MD_SIZE];
280 } MD_DATA;
281
282static int dev_crypto_init_digest(MD_DATA *md_data,int mac)
283 {
284 if(!dev_crypto_init(&md_data->sess))
285 return 0;
286
287 md_data->len=0;
288 md_data->data=NULL;
289
290 md_data->sess.mac=mac;
291
292 if (ioctl(fd,CIOCGSESSION,&md_data->sess) == -1)
293 {
294 err("CIOCGSESSION failed");
295 return 0;
296 }
297 return 1;
298 }
299
300static int dev_crypto_cleanup_digest(MD_DATA *md_data)
301 {
302 if (ioctl(fd,CIOCFSESSION,&md_data->sess.ses) == -1)
303 {
304 err("CIOCFSESSION failed");
305 return 0;
306 }
307
308 return 1;
309 }
310
311/* FIXME: if device can do chained MACs, then don't accumulate */
312/* FIXME: move accumulation to the framework */
313static int dev_crypto_md5_init(EVP_MD_CTX *ctx)
314 { return dev_crypto_init_digest(ctx->md_data,CRYPTO_MD5); }
315
316static int do_digest(int ses,unsigned char *md,const void *data,int len)
317 {
318 struct crypt_op cryp;
319 static unsigned char md5zero[16]=
320 {
321 0xd4,0x1d,0x8c,0xd9,0x8f,0x00,0xb2,0x04,
322 0xe9,0x80,0x09,0x98,0xec,0xf8,0x42,0x7e
323 };
324
325 /* some cards can't do zero length */
326 if(!len)
327 {
328 memcpy(md,md5zero,16);
329 return 1;
330 }
331
332 memset(&cryp,'\0',sizeof cryp);
333 cryp.ses=ses;
334 cryp.op=COP_ENCRYPT;/* required to do the MAC rather than check it */
335 cryp.len=len;
336 cryp.src=(caddr_t)data;
337 cryp.dst=(caddr_t)data; // FIXME!!!
338 cryp.mac=(caddr_t)md;
339
340 if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
341 {
342 if(errno == EINVAL) /* buffer is misaligned */
343 {
344 char *dcopy;
345
346 dcopy=OPENSSL_malloc(len);
347 memcpy(dcopy,data,len);
348 cryp.src=dcopy;
349 cryp.dst=cryp.src; // FIXME!!!
350
351 if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
352 {
353 err("CIOCCRYPT(MAC2) failed");
354 abort();
355 return 0;
356 }
357 OPENSSL_free(dcopy);
358 }
359 else
360 {
361 err("CIOCCRYPT(MAC) failed");
362 abort();
363 return 0;
364 }
365 }
366 // printf("done\n");
367
368 return 1;
369 }
370
371static int dev_crypto_md5_update(EVP_MD_CTX *ctx,const void *data,
372 unsigned long len)
373 {
374 MD_DATA *md_data=ctx->md_data;
375
376 if(ctx->flags&EVP_MD_CTX_FLAG_ONESHOT)
377 return do_digest(md_data->sess.ses,md_data->md,data,len);
378
379 md_data->data=OPENSSL_realloc(md_data->data,md_data->len+len);
380 memcpy(md_data->data+md_data->len,data,len);
381 md_data->len+=len;
382
383 return 1;
384 }
385
386static int dev_crypto_md5_final(EVP_MD_CTX *ctx,unsigned char *md)
387 {
388 int ret;
389 MD_DATA *md_data=ctx->md_data;
390
391 if(ctx->flags&EVP_MD_CTX_FLAG_ONESHOT)
392 {
393 memcpy(md,md_data->md,MD5_DIGEST_LENGTH);
394 ret=1;
395 }
396 else
397 {
398 ret=do_digest(md_data->sess.ses,md,md_data->data,md_data->len);
399 OPENSSL_free(md_data->data);
400 md_data->data=NULL;
401 md_data->len=0;
402 }
403
404 return ret;
405 }
406
407static int dev_crypto_md5_copy(EVP_MD_CTX *to,const EVP_MD_CTX *from)
408 {
409 const MD_DATA *from_md=from->md_data;
410 MD_DATA *to_md=to->md_data;
411
412 // How do we copy sessions?
413 assert(from->digest->flags&EVP_MD_FLAG_ONESHOT);
414
415 to_md->data=OPENSSL_malloc(from_md->len);
416 memcpy(to_md->data,from_md->data,from_md->len);
417
418 return 1;
419 }
420
421static int dev_crypto_md5_cleanup(EVP_MD_CTX *ctx)
422 {
423 return dev_crypto_cleanup_digest(ctx->md_data);
424 }
425
426static const EVP_MD md5_md=
427 {
428 NID_md5,
429 NID_md5WithRSAEncryption,
430 MD5_DIGEST_LENGTH,
431 EVP_MD_FLAG_ONESHOT, // XXX: set according to device info...
432 dev_crypto_md5_init,
433 dev_crypto_md5_update,
434 dev_crypto_md5_final,
435 dev_crypto_md5_copy,
436 dev_crypto_md5_cleanup,
437 EVP_PKEY_RSA_method,
438 MD5_CBLOCK,
439 sizeof(MD_DATA),
440 };
441
442const EVP_MD *EVP_dev_crypto_md5(void)
443 { return &md5_md; }
444
445#endif
446#endif
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