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-rw-r--r--crypto/Kconfig11
-rw-r--r--crypto/Makefile1
-rw-r--r--crypto/cts.c347
-rw-r--r--crypto/tcrypt.c16
-rw-r--r--crypto/tcrypt.h209
5 files changed, 582 insertions, 2 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 69f1be6816f7..e14ff1275018 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -213,6 +213,17 @@ config CRYPTO_CTR
213 CTR: Counter mode 213 CTR: Counter mode
214 This block cipher algorithm is required for IPSec. 214 This block cipher algorithm is required for IPSec.
215 215
216config CRYPTO_CTS
217 tristate "CTS support"
218 select CRYPTO_BLKCIPHER
219 help
220 CTS: Cipher Text Stealing
221 This is the Cipher Text Stealing mode as described by
222 Section 8 of rfc2040 and referenced by rfc3962.
223 (rfc3962 includes errata information in its Appendix A)
224 This mode is required for Kerberos gss mechanism support
225 for AES encryption.
226
216config CRYPTO_GCM 227config CRYPTO_GCM
217 tristate "GCM/GMAC support" 228 tristate "GCM/GMAC support"
218 select CRYPTO_CTR 229 select CRYPTO_CTR
diff --git a/crypto/Makefile b/crypto/Makefile
index cf702a270c59..6d34bf7ecf8d 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -35,6 +35,7 @@ obj-$(CONFIG_CRYPTO_GF128MUL) += gf128mul.o
35obj-$(CONFIG_CRYPTO_ECB) += ecb.o 35obj-$(CONFIG_CRYPTO_ECB) += ecb.o
36obj-$(CONFIG_CRYPTO_CBC) += cbc.o 36obj-$(CONFIG_CRYPTO_CBC) += cbc.o
37obj-$(CONFIG_CRYPTO_PCBC) += pcbc.o 37obj-$(CONFIG_CRYPTO_PCBC) += pcbc.o
38obj-$(CONFIG_CRYPTO_CTS) += cts.o
38obj-$(CONFIG_CRYPTO_LRW) += lrw.o 39obj-$(CONFIG_CRYPTO_LRW) += lrw.o
39obj-$(CONFIG_CRYPTO_XTS) += xts.o 40obj-$(CONFIG_CRYPTO_XTS) += xts.o
40obj-$(CONFIG_CRYPTO_CTR) += ctr.o 41obj-$(CONFIG_CRYPTO_CTR) += ctr.o
diff --git a/crypto/cts.c b/crypto/cts.c
new file mode 100644
index 000000000000..c4e70bfb4970
--- /dev/null
+++ b/crypto/cts.c
@@ -0,0 +1,347 @@
1/*
2 * CTS: Cipher Text Stealing mode
3 *
4 * COPYRIGHT (c) 2008
5 * The Regents of the University of Michigan
6 * ALL RIGHTS RESERVED
7 *
8 * Permission is granted to use, copy, create derivative works
9 * and redistribute this software and such derivative works
10 * for any purpose, so long as the name of The University of
11 * Michigan is not used in any advertising or publicity
12 * pertaining to the use of distribution of this software
13 * without specific, written prior authorization. If the
14 * above copyright notice or any other identification of the
15 * University of Michigan is included in any copy of any
16 * portion of this software, then the disclaimer below must
17 * also be included.
18 *
19 * THIS SOFTWARE IS PROVIDED AS IS, WITHOUT REPRESENTATION
20 * FROM THE UNIVERSITY OF MICHIGAN AS TO ITS FITNESS FOR ANY
21 * PURPOSE, AND WITHOUT WARRANTY BY THE UNIVERSITY OF
22 * MICHIGAN OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING
23 * WITHOUT LIMITATION THE IMPLIED WARRANTIES OF
24 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE
25 * REGENTS OF THE UNIVERSITY OF MICHIGAN SHALL NOT BE LIABLE
26 * FOR ANY DAMAGES, INCLUDING SPECIAL, INDIRECT, INCIDENTAL, OR
27 * CONSEQUENTIAL DAMAGES, WITH RESPECT TO ANY CLAIM ARISING
28 * OUT OF OR IN CONNECTION WITH THE USE OF THE SOFTWARE, EVEN
29 * IF IT HAS BEEN OR IS HEREAFTER ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGES.
31 */
32
33/* Derived from various:
34 * Copyright (c) 2006 Herbert Xu <herbert@gondor.apana.org.au>
35 */
36
37/*
38 * This is the Cipher Text Stealing mode as described by
39 * Section 8 of rfc2040 and referenced by rfc3962.
40 * rfc3962 includes errata information in its Appendix A.
41 */
42
43#include <crypto/algapi.h>
44#include <linux/err.h>
45#include <linux/init.h>
46#include <linux/kernel.h>
47#include <linux/log2.h>
48#include <linux/module.h>
49#include <linux/scatterlist.h>
50#include <crypto/scatterwalk.h>
51#include <linux/slab.h>
52
53struct crypto_cts_ctx {
54 struct crypto_blkcipher *child;
55};
56
57static int crypto_cts_setkey(struct crypto_tfm *parent, const u8 *key,
58 unsigned int keylen)
59{
60 struct crypto_cts_ctx *ctx = crypto_tfm_ctx(parent);
61 struct crypto_blkcipher *child = ctx->child;
62 int err;
63
64 crypto_blkcipher_clear_flags(child, CRYPTO_TFM_REQ_MASK);
65 crypto_blkcipher_set_flags(child, crypto_tfm_get_flags(parent) &
66 CRYPTO_TFM_REQ_MASK);
67 err = crypto_blkcipher_setkey(child, key, keylen);
68 crypto_tfm_set_flags(parent, crypto_blkcipher_get_flags(child) &
69 CRYPTO_TFM_RES_MASK);
70 return err;
71}
72
73static int cts_cbc_encrypt(struct crypto_cts_ctx *ctx,
74 struct blkcipher_desc *desc,
75 struct scatterlist *dst,
76 struct scatterlist *src,
77 unsigned int offset,
78 unsigned int nbytes)
79{
80 int bsize = crypto_blkcipher_blocksize(desc->tfm);
81 u8 tmp[bsize], tmp2[bsize];
82 struct blkcipher_desc lcldesc;
83 struct scatterlist sgsrc[1], sgdst[1];
84 int lastn = nbytes - bsize;
85 u8 iv[bsize];
86 u8 s[bsize * 2], d[bsize * 2];
87 int err;
88
89 if (lastn < 0)
90 return -EINVAL;
91
92 memset(s, 0, sizeof(s));
93 scatterwalk_map_and_copy(s, src, offset, nbytes, 0);
94
95 memcpy(iv, desc->info, bsize);
96
97 lcldesc.tfm = ctx->child;
98 lcldesc.info = iv;
99 lcldesc.flags = desc->flags;
100
101 sg_set_buf(&sgsrc[0], s, bsize);
102 sg_set_buf(&sgdst[0], tmp, bsize);
103 err = crypto_blkcipher_encrypt_iv(&lcldesc, sgdst, sgsrc, bsize);
104
105 memcpy(d + bsize, tmp, lastn);
106
107 lcldesc.info = tmp;
108
109 sg_set_buf(&sgsrc[0], s + bsize, bsize);
110 sg_set_buf(&sgdst[0], tmp2, bsize);
111 err = crypto_blkcipher_encrypt_iv(&lcldesc, sgdst, sgsrc, bsize);
112
113 memcpy(d, tmp2, bsize);
114
115 scatterwalk_map_and_copy(d, dst, offset, nbytes, 1);
116
117 memcpy(desc->info, tmp2, bsize);
118
119 return err;
120}
121
122static int crypto_cts_encrypt(struct blkcipher_desc *desc,
123 struct scatterlist *dst, struct scatterlist *src,
124 unsigned int nbytes)
125{
126 struct crypto_cts_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
127 int bsize = crypto_blkcipher_blocksize(desc->tfm);
128 int tot_blocks = (nbytes + bsize - 1) / bsize;
129 int cbc_blocks = tot_blocks > 2 ? tot_blocks - 2 : 0;
130 struct blkcipher_desc lcldesc;
131 int err;
132
133 lcldesc.tfm = ctx->child;
134 lcldesc.info = desc->info;
135 lcldesc.flags = desc->flags;
136
137 if (tot_blocks == 1) {
138 err = crypto_blkcipher_encrypt_iv(&lcldesc, dst, src, bsize);
139 } else if (nbytes <= bsize * 2) {
140 err = cts_cbc_encrypt(ctx, desc, dst, src, 0, nbytes);
141 } else {
142 /* do normal function for tot_blocks - 2 */
143 err = crypto_blkcipher_encrypt_iv(&lcldesc, dst, src,
144 cbc_blocks * bsize);
145 if (err == 0) {
146 /* do cts for final two blocks */
147 err = cts_cbc_encrypt(ctx, desc, dst, src,
148 cbc_blocks * bsize,
149 nbytes - (cbc_blocks * bsize));
150 }
151 }
152
153 return err;
154}
155
156static int cts_cbc_decrypt(struct crypto_cts_ctx *ctx,
157 struct blkcipher_desc *desc,
158 struct scatterlist *dst,
159 struct scatterlist *src,
160 unsigned int offset,
161 unsigned int nbytes)
162{
163 int bsize = crypto_blkcipher_blocksize(desc->tfm);
164 u8 tmp[bsize];
165 struct blkcipher_desc lcldesc;
166 struct scatterlist sgsrc[1], sgdst[1];
167 int lastn = nbytes - bsize;
168 u8 iv[bsize];
169 u8 s[bsize * 2], d[bsize * 2];
170 int err;
171
172 if (lastn < 0)
173 return -EINVAL;
174
175 scatterwalk_map_and_copy(s, src, offset, nbytes, 0);
176
177 lcldesc.tfm = ctx->child;
178 lcldesc.info = iv;
179 lcldesc.flags = desc->flags;
180
181 /* 1. Decrypt Cn-1 (s) to create Dn (tmp)*/
182 memset(iv, 0, sizeof(iv));
183 sg_set_buf(&sgsrc[0], s, bsize);
184 sg_set_buf(&sgdst[0], tmp, bsize);
185 err = crypto_blkcipher_decrypt_iv(&lcldesc, sgdst, sgsrc, bsize);
186 if (err)
187 return err;
188 /* 2. Pad Cn with zeros at the end to create C of length BB */
189 memset(iv, 0, sizeof(iv));
190 memcpy(iv, s + bsize, lastn);
191 /* 3. Exclusive-or Dn (tmp) with C (iv) to create Xn (tmp) */
192 crypto_xor(tmp, iv, bsize);
193 /* 4. Select the first Ln bytes of Xn (tmp) to create Pn */
194 memcpy(d + bsize, tmp, lastn);
195
196 /* 5. Append the tail (BB - Ln) bytes of Xn (tmp) to Cn to create En */
197 memcpy(s + bsize + lastn, tmp + lastn, bsize - lastn);
198 /* 6. Decrypt En to create Pn-1 */
199 memset(iv, 0, sizeof(iv));
200 sg_set_buf(&sgsrc[0], s + bsize, bsize);
201 sg_set_buf(&sgdst[0], d, bsize);
202 err = crypto_blkcipher_decrypt_iv(&lcldesc, sgdst, sgsrc, bsize);
203
204 /* XOR with previous block */
205 crypto_xor(d, desc->info, bsize);
206
207 scatterwalk_map_and_copy(d, dst, offset, nbytes, 1);
208
209 memcpy(desc->info, s, bsize);
210 return err;
211}
212
213static int crypto_cts_decrypt(struct blkcipher_desc *desc,
214 struct scatterlist *dst, struct scatterlist *src,
215 unsigned int nbytes)
216{
217 struct crypto_cts_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
218 int bsize = crypto_blkcipher_blocksize(desc->tfm);
219 int tot_blocks = (nbytes + bsize - 1) / bsize;
220 int cbc_blocks = tot_blocks > 2 ? tot_blocks - 2 : 0;
221 struct blkcipher_desc lcldesc;
222 int err;
223
224 lcldesc.tfm = ctx->child;
225 lcldesc.info = desc->info;
226 lcldesc.flags = desc->flags;
227
228 if (tot_blocks == 1) {
229 err = crypto_blkcipher_decrypt_iv(&lcldesc, dst, src, bsize);
230 } else if (nbytes <= bsize * 2) {
231 err = cts_cbc_decrypt(ctx, desc, dst, src, 0, nbytes);
232 } else {
233 /* do normal function for tot_blocks - 2 */
234 err = crypto_blkcipher_decrypt_iv(&lcldesc, dst, src,
235 cbc_blocks * bsize);
236 if (err == 0) {
237 /* do cts for final two blocks */
238 err = cts_cbc_decrypt(ctx, desc, dst, src,
239 cbc_blocks * bsize,
240 nbytes - (cbc_blocks * bsize));
241 }
242 }
243 return err;
244}
245
246static int crypto_cts_init_tfm(struct crypto_tfm *tfm)
247{
248 struct crypto_instance *inst = (void *)tfm->__crt_alg;
249 struct crypto_spawn *spawn = crypto_instance_ctx(inst);
250 struct crypto_cts_ctx *ctx = crypto_tfm_ctx(tfm);
251 struct crypto_blkcipher *cipher;
252
253 cipher = crypto_spawn_blkcipher(spawn);
254 if (IS_ERR(cipher))
255 return PTR_ERR(cipher);
256
257 ctx->child = cipher;
258 return 0;
259}
260
261static void crypto_cts_exit_tfm(struct crypto_tfm *tfm)
262{
263 struct crypto_cts_ctx *ctx = crypto_tfm_ctx(tfm);
264 crypto_free_blkcipher(ctx->child);
265}
266
267static struct crypto_instance *crypto_cts_alloc(struct rtattr **tb)
268{
269 struct crypto_instance *inst;
270 struct crypto_alg *alg;
271 int err;
272
273 err = crypto_check_attr_type(tb, CRYPTO_ALG_TYPE_BLKCIPHER);
274 if (err)
275 return ERR_PTR(err);
276
277 alg = crypto_attr_alg(tb[1], CRYPTO_ALG_TYPE_BLKCIPHER,
278 CRYPTO_ALG_TYPE_MASK);
279 err = PTR_ERR(alg);
280 if (IS_ERR(alg))
281 return ERR_PTR(err);
282
283 inst = ERR_PTR(-EINVAL);
284 if (!is_power_of_2(alg->cra_blocksize))
285 goto out_put_alg;
286
287 inst = crypto_alloc_instance("cts", alg);
288 if (IS_ERR(inst))
289 goto out_put_alg;
290
291 inst->alg.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER;
292 inst->alg.cra_priority = alg->cra_priority;
293 inst->alg.cra_blocksize = alg->cra_blocksize;
294 inst->alg.cra_alignmask = alg->cra_alignmask;
295 inst->alg.cra_type = &crypto_blkcipher_type;
296
297 /* We access the data as u32s when xoring. */
298 inst->alg.cra_alignmask |= __alignof__(u32) - 1;
299
300 inst->alg.cra_blkcipher.ivsize = alg->cra_blocksize;
301 inst->alg.cra_blkcipher.min_keysize = alg->cra_blkcipher.min_keysize;
302 inst->alg.cra_blkcipher.max_keysize = alg->cra_blkcipher.max_keysize;
303
304 inst->alg.cra_blkcipher.geniv = "seqiv";
305
306 inst->alg.cra_ctxsize = sizeof(struct crypto_cts_ctx);
307
308 inst->alg.cra_init = crypto_cts_init_tfm;
309 inst->alg.cra_exit = crypto_cts_exit_tfm;
310
311 inst->alg.cra_blkcipher.setkey = crypto_cts_setkey;
312 inst->alg.cra_blkcipher.encrypt = crypto_cts_encrypt;
313 inst->alg.cra_blkcipher.decrypt = crypto_cts_decrypt;
314
315out_put_alg:
316 crypto_mod_put(alg);
317 return inst;
318}
319
320static void crypto_cts_free(struct crypto_instance *inst)
321{
322 crypto_drop_spawn(crypto_instance_ctx(inst));
323 kfree(inst);
324}
325
326static struct crypto_template crypto_cts_tmpl = {
327 .name = "cts",
328 .alloc = crypto_cts_alloc,
329 .free = crypto_cts_free,
330 .module = THIS_MODULE,
331};
332
333static int __init crypto_cts_module_init(void)
334{
335 return crypto_register_template(&crypto_cts_tmpl);
336}
337
338static void __exit crypto_cts_module_exit(void)
339{
340 crypto_unregister_template(&crypto_cts_tmpl);
341}
342
343module_init(crypto_cts_module_init);
344module_exit(crypto_cts_module_exit);
345
346MODULE_LICENSE("Dual BSD/GPL");
347MODULE_DESCRIPTION("CTS-CBC CipherText Stealing for CBC");
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 30e75d49f35a..689482cd16c2 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -82,9 +82,8 @@ static char *check[] = {
82 "des", "md5", "des3_ede", "rot13", "sha1", "sha224", "sha256", 82 "des", "md5", "des3_ede", "rot13", "sha1", "sha224", "sha256",
83 "blowfish", "twofish", "serpent", "sha384", "sha512", "md4", "aes", 83 "blowfish", "twofish", "serpent", "sha384", "sha512", "md4", "aes",
84 "cast6", "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea", 84 "cast6", "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea",
85 "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea",
86 "khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", "fcrypt", 85 "khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", "fcrypt",
87 "camellia", "seed", "salsa20", "lzo", NULL 86 "camellia", "seed", "salsa20", "lzo", "cts", NULL
88}; 87};
89 88
90static void hexdump(unsigned char *buf, unsigned int len) 89static void hexdump(unsigned char *buf, unsigned int len)
@@ -1328,6 +1327,12 @@ static void do_test(void)
1328 test_cipher("ecb(seed)", DECRYPT, seed_dec_tv_template, 1327 test_cipher("ecb(seed)", DECRYPT, seed_dec_tv_template,
1329 SEED_DEC_TEST_VECTORS); 1328 SEED_DEC_TEST_VECTORS);
1330 1329
1330 //CTS
1331 test_cipher("cts(cbc(aes))", ENCRYPT, cts_mode_enc_tv_template,
1332 CTS_MODE_ENC_TEST_VECTORS);
1333 test_cipher("cts(cbc(aes))", DECRYPT, cts_mode_dec_tv_template,
1334 CTS_MODE_DEC_TEST_VECTORS);
1335
1331 test_hash("sha384", sha384_tv_template, SHA384_TEST_VECTORS); 1336 test_hash("sha384", sha384_tv_template, SHA384_TEST_VECTORS);
1332 test_hash("sha512", sha512_tv_template, SHA512_TEST_VECTORS); 1337 test_hash("sha512", sha512_tv_template, SHA512_TEST_VECTORS);
1333 test_hash("wp512", wp512_tv_template, WP512_TEST_VECTORS); 1338 test_hash("wp512", wp512_tv_template, WP512_TEST_VECTORS);
@@ -1611,6 +1616,13 @@ static void do_test(void)
1611 AES_CCM_DEC_TEST_VECTORS); 1616 AES_CCM_DEC_TEST_VECTORS);
1612 break; 1617 break;
1613 1618
1619 case 38:
1620 test_cipher("cts(cbc(aes))", ENCRYPT, cts_mode_enc_tv_template,
1621 CTS_MODE_ENC_TEST_VECTORS);
1622 test_cipher("cts(cbc(aes))", DECRYPT, cts_mode_dec_tv_template,
1623 CTS_MODE_DEC_TEST_VECTORS);
1624 break;
1625
1614 case 100: 1626 case 100:
1615 test_hash("hmac(md5)", hmac_md5_tv_template, 1627 test_hash("hmac(md5)", hmac_md5_tv_template,
1616 HMAC_MD5_TEST_VECTORS); 1628 HMAC_MD5_TEST_VECTORS);
diff --git a/crypto/tcrypt.h b/crypto/tcrypt.h
index aae79e9c256c..47bc0ecb8978 100644
--- a/crypto/tcrypt.h
+++ b/crypto/tcrypt.h
@@ -7623,6 +7623,215 @@ static struct cipher_testvec salsa20_stream_enc_tv_template[] = {
7623}; 7623};
7624 7624
7625/* 7625/*
7626 * CTS (Cipher Text Stealing) mode tests
7627 */
7628#define CTS_MODE_ENC_TEST_VECTORS 6
7629#define CTS_MODE_DEC_TEST_VECTORS 6
7630static struct cipher_testvec cts_mode_enc_tv_template[] = {
7631 { /* from rfc3962 */
7632 .klen = 16,
7633 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7634 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7635 .ilen = 17,
7636 .input = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7637 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7638 "\x20",
7639 .rlen = 17,
7640 .result = "\xc6\x35\x35\x68\xf2\xbf\x8c\xb4"
7641 "\xd8\xa5\x80\x36\x2d\xa7\xff\x7f"
7642 "\x97",
7643 }, {
7644 .klen = 16,
7645 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7646 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7647 .ilen = 31,
7648 .input = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7649 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7650 "\x20\x47\x65\x6e\x65\x72\x61\x6c"
7651 "\x20\x47\x61\x75\x27\x73\x20",
7652 .rlen = 31,
7653 .result = "\xfc\x00\x78\x3e\x0e\xfd\xb2\xc1"
7654 "\xd4\x45\xd4\xc8\xef\xf7\xed\x22"
7655 "\x97\x68\x72\x68\xd6\xec\xcc\xc0"
7656 "\xc0\x7b\x25\xe2\x5e\xcf\xe5",
7657 }, {
7658 .klen = 16,
7659 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7660 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7661 .ilen = 32,
7662 .input = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7663 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7664 "\x20\x47\x65\x6e\x65\x72\x61\x6c"
7665 "\x20\x47\x61\x75\x27\x73\x20\x43",
7666 .rlen = 32,
7667 .result = "\x39\x31\x25\x23\xa7\x86\x62\xd5"
7668 "\xbe\x7f\xcb\xcc\x98\xeb\xf5\xa8"
7669 "\x97\x68\x72\x68\xd6\xec\xcc\xc0"
7670 "\xc0\x7b\x25\xe2\x5e\xcf\xe5\x84",
7671 }, {
7672 .klen = 16,
7673 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7674 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7675 .ilen = 47,
7676 .input = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7677 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7678 "\x20\x47\x65\x6e\x65\x72\x61\x6c"
7679 "\x20\x47\x61\x75\x27\x73\x20\x43"
7680 "\x68\x69\x63\x6b\x65\x6e\x2c\x20"
7681 "\x70\x6c\x65\x61\x73\x65\x2c",
7682 .rlen = 47,
7683 .result = "\x97\x68\x72\x68\xd6\xec\xcc\xc0"
7684 "\xc0\x7b\x25\xe2\x5e\xcf\xe5\x84"
7685 "\xb3\xff\xfd\x94\x0c\x16\xa1\x8c"
7686 "\x1b\x55\x49\xd2\xf8\x38\x02\x9e"
7687 "\x39\x31\x25\x23\xa7\x86\x62\xd5"
7688 "\xbe\x7f\xcb\xcc\x98\xeb\xf5",
7689 }, {
7690 .klen = 16,
7691 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7692 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7693 .ilen = 48,
7694 .input = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7695 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7696 "\x20\x47\x65\x6e\x65\x72\x61\x6c"
7697 "\x20\x47\x61\x75\x27\x73\x20\x43"
7698 "\x68\x69\x63\x6b\x65\x6e\x2c\x20"
7699 "\x70\x6c\x65\x61\x73\x65\x2c\x20",
7700 .rlen = 48,
7701 .result = "\x97\x68\x72\x68\xd6\xec\xcc\xc0"
7702 "\xc0\x7b\x25\xe2\x5e\xcf\xe5\x84"
7703 "\x9d\xad\x8b\xbb\x96\xc4\xcd\xc0"
7704 "\x3b\xc1\x03\xe1\xa1\x94\xbb\xd8"
7705 "\x39\x31\x25\x23\xa7\x86\x62\xd5"
7706 "\xbe\x7f\xcb\xcc\x98\xeb\xf5\xa8",
7707 }, {
7708 .klen = 16,
7709 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7710 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7711 .ilen = 64,
7712 .input = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7713 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7714 "\x20\x47\x65\x6e\x65\x72\x61\x6c"
7715 "\x20\x47\x61\x75\x27\x73\x20\x43"
7716 "\x68\x69\x63\x6b\x65\x6e\x2c\x20"
7717 "\x70\x6c\x65\x61\x73\x65\x2c\x20"
7718 "\x61\x6e\x64\x20\x77\x6f\x6e\x74"
7719 "\x6f\x6e\x20\x73\x6f\x75\x70\x2e",
7720 .rlen = 64,
7721 .result = "\x97\x68\x72\x68\xd6\xec\xcc\xc0"
7722 "\xc0\x7b\x25\xe2\x5e\xcf\xe5\x84"
7723 "\x39\x31\x25\x23\xa7\x86\x62\xd5"
7724 "\xbe\x7f\xcb\xcc\x98\xeb\xf5\xa8"
7725 "\x48\x07\xef\xe8\x36\xee\x89\xa5"
7726 "\x26\x73\x0d\xbc\x2f\x7b\xc8\x40"
7727 "\x9d\xad\x8b\xbb\x96\xc4\xcd\xc0"
7728 "\x3b\xc1\x03\xe1\xa1\x94\xbb\xd8",
7729 }
7730};
7731
7732static struct cipher_testvec cts_mode_dec_tv_template[] = {
7733 { /* from rfc3962 */
7734 .klen = 16,
7735 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7736 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7737 .rlen = 17,
7738 .result = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7739 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7740 "\x20",
7741 .ilen = 17,
7742 .input = "\xc6\x35\x35\x68\xf2\xbf\x8c\xb4"
7743 "\xd8\xa5\x80\x36\x2d\xa7\xff\x7f"
7744 "\x97",
7745 }, {
7746 .klen = 16,
7747 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7748 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7749 .rlen = 31,
7750 .result = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7751 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7752 "\x20\x47\x65\x6e\x65\x72\x61\x6c"
7753 "\x20\x47\x61\x75\x27\x73\x20",
7754 .ilen = 31,
7755 .input = "\xfc\x00\x78\x3e\x0e\xfd\xb2\xc1"
7756 "\xd4\x45\xd4\xc8\xef\xf7\xed\x22"
7757 "\x97\x68\x72\x68\xd6\xec\xcc\xc0"
7758 "\xc0\x7b\x25\xe2\x5e\xcf\xe5",
7759 }, {
7760 .klen = 16,
7761 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7762 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7763 .rlen = 32,
7764 .result = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7765 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7766 "\x20\x47\x65\x6e\x65\x72\x61\x6c"
7767 "\x20\x47\x61\x75\x27\x73\x20\x43",
7768 .ilen = 32,
7769 .input = "\x39\x31\x25\x23\xa7\x86\x62\xd5"
7770 "\xbe\x7f\xcb\xcc\x98\xeb\xf5\xa8"
7771 "\x97\x68\x72\x68\xd6\xec\xcc\xc0"
7772 "\xc0\x7b\x25\xe2\x5e\xcf\xe5\x84",
7773 }, {
7774 .klen = 16,
7775 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7776 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7777 .rlen = 47,
7778 .result = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7779 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7780 "\x20\x47\x65\x6e\x65\x72\x61\x6c"
7781 "\x20\x47\x61\x75\x27\x73\x20\x43"
7782 "\x68\x69\x63\x6b\x65\x6e\x2c\x20"
7783 "\x70\x6c\x65\x61\x73\x65\x2c",
7784 .ilen = 47,
7785 .input = "\x97\x68\x72\x68\xd6\xec\xcc\xc0"
7786 "\xc0\x7b\x25\xe2\x5e\xcf\xe5\x84"
7787 "\xb3\xff\xfd\x94\x0c\x16\xa1\x8c"
7788 "\x1b\x55\x49\xd2\xf8\x38\x02\x9e"
7789 "\x39\x31\x25\x23\xa7\x86\x62\xd5"
7790 "\xbe\x7f\xcb\xcc\x98\xeb\xf5",
7791 }, {
7792 .klen = 16,
7793 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7794 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7795 .rlen = 48,
7796 .result = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7797 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7798 "\x20\x47\x65\x6e\x65\x72\x61\x6c"
7799 "\x20\x47\x61\x75\x27\x73\x20\x43"
7800 "\x68\x69\x63\x6b\x65\x6e\x2c\x20"
7801 "\x70\x6c\x65\x61\x73\x65\x2c\x20",
7802 .ilen = 48,
7803 .input = "\x97\x68\x72\x68\xd6\xec\xcc\xc0"
7804 "\xc0\x7b\x25\xe2\x5e\xcf\xe5\x84"
7805 "\x9d\xad\x8b\xbb\x96\xc4\xcd\xc0"
7806 "\x3b\xc1\x03\xe1\xa1\x94\xbb\xd8"
7807 "\x39\x31\x25\x23\xa7\x86\x62\xd5"
7808 "\xbe\x7f\xcb\xcc\x98\xeb\xf5\xa8",
7809 }, {
7810 .klen = 16,
7811 .key = "\x63\x68\x69\x63\x6b\x65\x6e\x20"
7812 "\x74\x65\x72\x69\x79\x61\x6b\x69",
7813 .rlen = 64,
7814 .result = "\x49\x20\x77\x6f\x75\x6c\x64\x20"
7815 "\x6c\x69\x6b\x65\x20\x74\x68\x65"
7816 "\x20\x47\x65\x6e\x65\x72\x61\x6c"
7817 "\x20\x47\x61\x75\x27\x73\x20\x43"
7818 "\x68\x69\x63\x6b\x65\x6e\x2c\x20"
7819 "\x70\x6c\x65\x61\x73\x65\x2c\x20"
7820 "\x61\x6e\x64\x20\x77\x6f\x6e\x74"
7821 "\x6f\x6e\x20\x73\x6f\x75\x70\x2e",
7822 .ilen = 64,
7823 .input = "\x97\x68\x72\x68\xd6\xec\xcc\xc0"
7824 "\xc0\x7b\x25\xe2\x5e\xcf\xe5\x84"
7825 "\x39\x31\x25\x23\xa7\x86\x62\xd5"
7826 "\xbe\x7f\xcb\xcc\x98\xeb\xf5\xa8"
7827 "\x48\x07\xef\xe8\x36\xee\x89\xa5"
7828 "\x26\x73\x0d\xbc\x2f\x7b\xc8\x40"
7829 "\x9d\xad\x8b\xbb\x96\xc4\xcd\xc0"
7830 "\x3b\xc1\x03\xe1\xa1\x94\xbb\xd8",
7831 }
7832};
7833
7834/*
7626 * Compression stuff. 7835 * Compression stuff.
7627 */ 7836 */
7628#define COMP_BUF_SIZE 512 7837#define COMP_BUF_SIZE 512