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Diffstat (limited to 'arch/s390/crypto/des_s390.c')
-rw-r--r--arch/s390/crypto/des_s390.c360
1 files changed, 271 insertions, 89 deletions
diff --git a/arch/s390/crypto/des_s390.c b/arch/s390/crypto/des_s390.c
index a38bb2a3eef6..e3c37aa0a199 100644
--- a/arch/s390/crypto/des_s390.c
+++ b/arch/s390/crypto/des_s390.c
@@ -15,10 +15,8 @@
15 */ 15 */
16#include <linux/init.h> 16#include <linux/init.h>
17#include <linux/module.h> 17#include <linux/module.h>
18#include <linux/mm.h>
19#include <linux/errno.h>
20#include <asm/scatterlist.h>
21#include <linux/crypto.h> 18#include <linux/crypto.h>
19
22#include "crypt_s390.h" 20#include "crypt_s390.h"
23#include "crypto_des.h" 21#include "crypto_des.h"
24 22
@@ -46,38 +44,92 @@ struct crypt_s390_des3_192_ctx {
46 u8 key[DES3_192_KEY_SIZE]; 44 u8 key[DES3_192_KEY_SIZE];
47}; 45};
48 46
49static int 47static int des_setkey(void *ctx, const u8 *key, unsigned int keylen,
50des_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags) 48 u32 *flags)
51{ 49{
52 struct crypt_s390_des_ctx *dctx; 50 struct crypt_s390_des_ctx *dctx = ctx;
53 int ret; 51 int ret;
54 52
55 dctx = ctx; 53 /* test if key is valid (not a weak key) */
56 //test if key is valid (not a weak key)
57 ret = crypto_des_check_key(key, keylen, flags); 54 ret = crypto_des_check_key(key, keylen, flags);
58 if (ret == 0){ 55 if (ret == 0)
59 memcpy(dctx->key, key, keylen); 56 memcpy(dctx->key, key, keylen);
60 }
61 return ret; 57 return ret;
62} 58}
63 59
60static void des_encrypt(void *ctx, u8 *out, const u8 *in)
61{
62 struct crypt_s390_des_ctx *dctx = ctx;
63
64 crypt_s390_km(KM_DEA_ENCRYPT, dctx->key, out, in, DES_BLOCK_SIZE);
65}
66
67static void des_decrypt(void *ctx, u8 *out, const u8 *in)
68{
69 struct crypt_s390_des_ctx *dctx = ctx;
70
71 crypt_s390_km(KM_DEA_DECRYPT, dctx->key, out, in, DES_BLOCK_SIZE);
72}
73
74static unsigned int des_encrypt_ecb(const struct cipher_desc *desc, u8 *out,
75 const u8 *in, unsigned int nbytes)
76{
77 struct crypt_s390_des_ctx *sctx = crypto_tfm_ctx(desc->tfm);
78 int ret;
79
80 /* only use complete blocks */
81 nbytes &= ~(DES_BLOCK_SIZE - 1);
82 ret = crypt_s390_km(KM_DEA_ENCRYPT, sctx->key, out, in, nbytes);
83 BUG_ON((ret < 0) || (ret != nbytes));
84
85 return nbytes;
86}
64 87
65static void 88static unsigned int des_decrypt_ecb(const struct cipher_desc *desc, u8 *out,
66des_encrypt(void *ctx, u8 *dst, const u8 *src) 89 const u8 *in, unsigned int nbytes)
67{ 90{
68 struct crypt_s390_des_ctx *dctx; 91 struct crypt_s390_des_ctx *sctx = crypto_tfm_ctx(desc->tfm);
92 int ret;
93
94 /* only use complete blocks */
95 nbytes &= ~(DES_BLOCK_SIZE - 1);
96 ret = crypt_s390_km(KM_DEA_DECRYPT, sctx->key, out, in, nbytes);
97 BUG_ON((ret < 0) || (ret != nbytes));
69 98
70 dctx = ctx; 99 return nbytes;
71 crypt_s390_km(KM_DEA_ENCRYPT, dctx->key, dst, src, DES_BLOCK_SIZE);
72} 100}
73 101
74static void 102static unsigned int des_encrypt_cbc(const struct cipher_desc *desc, u8 *out,
75des_decrypt(void *ctx, u8 *dst, const u8 *src) 103 const u8 *in, unsigned int nbytes)
76{ 104{
77 struct crypt_s390_des_ctx *dctx; 105 struct crypt_s390_des_ctx *sctx = crypto_tfm_ctx(desc->tfm);
106 int ret;
78 107
79 dctx = ctx; 108 /* only use complete blocks */
80 crypt_s390_km(KM_DEA_DECRYPT, dctx->key, dst, src, DES_BLOCK_SIZE); 109 nbytes &= ~(DES_BLOCK_SIZE - 1);
110
111 memcpy(sctx->iv, desc->info, DES_BLOCK_SIZE);
112 ret = crypt_s390_kmc(KMC_DEA_ENCRYPT, &sctx->iv, out, in, nbytes);
113 BUG_ON((ret < 0) || (ret != nbytes));
114
115 memcpy(desc->info, sctx->iv, DES_BLOCK_SIZE);
116 return nbytes;
117}
118
119static unsigned int des_decrypt_cbc(const struct cipher_desc *desc, u8 *out,
120 const u8 *in, unsigned int nbytes)
121{
122 struct crypt_s390_des_ctx *sctx = crypto_tfm_ctx(desc->tfm);
123 int ret;
124
125 /* only use complete blocks */
126 nbytes &= ~(DES_BLOCK_SIZE - 1);
127
128 memcpy(&sctx->iv, desc->info, DES_BLOCK_SIZE);
129 ret = crypt_s390_kmc(KMC_DEA_DECRYPT, &sctx->iv, out, in, nbytes);
130 BUG_ON((ret < 0) || (ret != nbytes));
131
132 return nbytes;
81} 133}
82 134
83static struct crypto_alg des_alg = { 135static struct crypto_alg des_alg = {
@@ -87,12 +139,19 @@ static struct crypto_alg des_alg = {
87 .cra_ctxsize = sizeof(struct crypt_s390_des_ctx), 139 .cra_ctxsize = sizeof(struct crypt_s390_des_ctx),
88 .cra_module = THIS_MODULE, 140 .cra_module = THIS_MODULE,
89 .cra_list = LIST_HEAD_INIT(des_alg.cra_list), 141 .cra_list = LIST_HEAD_INIT(des_alg.cra_list),
90 .cra_u = { .cipher = { 142 .cra_u = {
91 .cia_min_keysize = DES_KEY_SIZE, 143 .cipher = {
92 .cia_max_keysize = DES_KEY_SIZE, 144 .cia_min_keysize = DES_KEY_SIZE,
93 .cia_setkey = des_setkey, 145 .cia_max_keysize = DES_KEY_SIZE,
94 .cia_encrypt = des_encrypt, 146 .cia_setkey = des_setkey,
95 .cia_decrypt = des_decrypt } } 147 .cia_encrypt = des_encrypt,
148 .cia_decrypt = des_decrypt,
149 .cia_encrypt_ecb = des_encrypt_ecb,
150 .cia_decrypt_ecb = des_decrypt_ecb,
151 .cia_encrypt_cbc = des_encrypt_cbc,
152 .cia_decrypt_cbc = des_decrypt_cbc,
153 }
154 }
96}; 155};
97 156
98/* 157/*
@@ -107,20 +166,18 @@ static struct crypto_alg des_alg = {
107 * Implementers MUST reject keys that exhibit this property. 166 * Implementers MUST reject keys that exhibit this property.
108 * 167 *
109 */ 168 */
110static int 169static int des3_128_setkey(void *ctx, const u8 *key, unsigned int keylen,
111des3_128_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags) 170 u32 *flags)
112{ 171{
113 int i, ret; 172 int i, ret;
114 struct crypt_s390_des3_128_ctx *dctx; 173 struct crypt_s390_des3_128_ctx *dctx = ctx;
115 const u8* temp_key = key; 174 const u8* temp_key = key;
116 175
117 dctx = ctx;
118 if (!(memcmp(key, &key[DES_KEY_SIZE], DES_KEY_SIZE))) { 176 if (!(memcmp(key, &key[DES_KEY_SIZE], DES_KEY_SIZE))) {
119
120 *flags |= CRYPTO_TFM_RES_BAD_KEY_SCHED; 177 *flags |= CRYPTO_TFM_RES_BAD_KEY_SCHED;
121 return -EINVAL; 178 return -EINVAL;
122 } 179 }
123 for (i = 0; i < 2; i++, temp_key += DES_KEY_SIZE) { 180 for (i = 0; i < 2; i++, temp_key += DES_KEY_SIZE) {
124 ret = crypto_des_check_key(temp_key, DES_KEY_SIZE, flags); 181 ret = crypto_des_check_key(temp_key, DES_KEY_SIZE, flags);
125 if (ret < 0) 182 if (ret < 0)
126 return ret; 183 return ret;
@@ -129,24 +186,85 @@ des3_128_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags)
129 return 0; 186 return 0;
130} 187}
131 188
132static void 189static void des3_128_encrypt(void *ctx, u8 *dst, const u8 *src)
133des3_128_encrypt(void *ctx, u8 *dst, const u8 *src)
134{ 190{
135 struct crypt_s390_des3_128_ctx *dctx; 191 struct crypt_s390_des3_128_ctx *dctx = ctx;
136 192
137 dctx = ctx;
138 crypt_s390_km(KM_TDEA_128_ENCRYPT, dctx->key, dst, (void*)src, 193 crypt_s390_km(KM_TDEA_128_ENCRYPT, dctx->key, dst, (void*)src,
139 DES3_128_BLOCK_SIZE); 194 DES3_128_BLOCK_SIZE);
140} 195}
141 196
142static void 197static void des3_128_decrypt(void *ctx, u8 *dst, const u8 *src)
143des3_128_decrypt(void *ctx, u8 *dst, const u8 *src)
144{ 198{
145 struct crypt_s390_des3_128_ctx *dctx; 199 struct crypt_s390_des3_128_ctx *dctx = ctx;
146 200
147 dctx = ctx;
148 crypt_s390_km(KM_TDEA_128_DECRYPT, dctx->key, dst, (void*)src, 201 crypt_s390_km(KM_TDEA_128_DECRYPT, dctx->key, dst, (void*)src,
149 DES3_128_BLOCK_SIZE); 202 DES3_128_BLOCK_SIZE);
203}
204
205static unsigned int des3_128_encrypt_ecb(const struct cipher_desc *desc,
206 u8 *out, const u8 *in,
207 unsigned int nbytes)
208{
209 struct crypt_s390_des3_128_ctx *sctx = crypto_tfm_ctx(desc->tfm);
210 int ret;
211
212 /* only use complete blocks */
213 nbytes &= ~(DES3_128_BLOCK_SIZE - 1);
214 ret = crypt_s390_km(KM_TDEA_128_ENCRYPT, sctx->key, out, in, nbytes);
215 BUG_ON((ret < 0) || (ret != nbytes));
216
217 return nbytes;
218}
219
220static unsigned int des3_128_decrypt_ecb(const struct cipher_desc *desc,
221 u8 *out, const u8 *in,
222 unsigned int nbytes)
223{
224 struct crypt_s390_des3_128_ctx *sctx = crypto_tfm_ctx(desc->tfm);
225 int ret;
226
227 /* only use complete blocks */
228 nbytes &= ~(DES3_128_BLOCK_SIZE - 1);
229 ret = crypt_s390_km(KM_TDEA_128_DECRYPT, sctx->key, out, in, nbytes);
230 BUG_ON((ret < 0) || (ret != nbytes));
231
232 return nbytes;
233}
234
235static unsigned int des3_128_encrypt_cbc(const struct cipher_desc *desc,
236 u8 *out, const u8 *in,
237 unsigned int nbytes)
238{
239 struct crypt_s390_des3_128_ctx *sctx = crypto_tfm_ctx(desc->tfm);
240 int ret;
241
242 /* only use complete blocks */
243 nbytes &= ~(DES3_128_BLOCK_SIZE - 1);
244
245 memcpy(sctx->iv, desc->info, DES3_128_BLOCK_SIZE);
246 ret = crypt_s390_kmc(KMC_TDEA_128_ENCRYPT, &sctx->iv, out, in, nbytes);
247 BUG_ON((ret < 0) || (ret != nbytes));
248
249 memcpy(desc->info, sctx->iv, DES3_128_BLOCK_SIZE);
250 return nbytes;
251}
252
253static unsigned int des3_128_decrypt_cbc(const struct cipher_desc *desc,
254 u8 *out, const u8 *in,
255 unsigned int nbytes)
256{
257 struct crypt_s390_des3_128_ctx *sctx = crypto_tfm_ctx(desc->tfm);
258 int ret;
259
260 /* only use complete blocks */
261 nbytes &= ~(DES3_128_BLOCK_SIZE - 1);
262
263 memcpy(&sctx->iv, desc->info, DES3_128_BLOCK_SIZE);
264 ret = crypt_s390_kmc(KMC_TDEA_128_DECRYPT, &sctx->iv, out, in, nbytes);
265 BUG_ON((ret < 0) || (ret != nbytes));
266
267 return nbytes;
150} 268}
151 269
152static struct crypto_alg des3_128_alg = { 270static struct crypto_alg des3_128_alg = {
@@ -156,12 +274,19 @@ static struct crypto_alg des3_128_alg = {
156 .cra_ctxsize = sizeof(struct crypt_s390_des3_128_ctx), 274 .cra_ctxsize = sizeof(struct crypt_s390_des3_128_ctx),
157 .cra_module = THIS_MODULE, 275 .cra_module = THIS_MODULE,
158 .cra_list = LIST_HEAD_INIT(des3_128_alg.cra_list), 276 .cra_list = LIST_HEAD_INIT(des3_128_alg.cra_list),
159 .cra_u = { .cipher = { 277 .cra_u = {
160 .cia_min_keysize = DES3_128_KEY_SIZE, 278 .cipher = {
161 .cia_max_keysize = DES3_128_KEY_SIZE, 279 .cia_min_keysize = DES3_128_KEY_SIZE,
162 .cia_setkey = des3_128_setkey, 280 .cia_max_keysize = DES3_128_KEY_SIZE,
163 .cia_encrypt = des3_128_encrypt, 281 .cia_setkey = des3_128_setkey,
164 .cia_decrypt = des3_128_decrypt } } 282 .cia_encrypt = des3_128_encrypt,
283 .cia_decrypt = des3_128_decrypt,
284 .cia_encrypt_ecb = des3_128_encrypt_ecb,
285 .cia_decrypt_ecb = des3_128_decrypt_ecb,
286 .cia_encrypt_cbc = des3_128_encrypt_cbc,
287 .cia_decrypt_cbc = des3_128_decrypt_cbc,
288 }
289 }
165}; 290};
166 291
167/* 292/*
@@ -177,50 +302,108 @@ static struct crypto_alg des3_128_alg = {
177 * property. 302 * property.
178 * 303 *
179 */ 304 */
180static int 305static int des3_192_setkey(void *ctx, const u8 *key, unsigned int keylen,
181des3_192_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags) 306 u32 *flags)
182{ 307{
183 int i, ret; 308 int i, ret;
184 struct crypt_s390_des3_192_ctx *dctx; 309 struct crypt_s390_des3_192_ctx *dctx = ctx;
185 const u8* temp_key; 310 const u8* temp_key = key;
186 311
187 dctx = ctx;
188 temp_key = key;
189 if (!(memcmp(key, &key[DES_KEY_SIZE], DES_KEY_SIZE) && 312 if (!(memcmp(key, &key[DES_KEY_SIZE], DES_KEY_SIZE) &&
190 memcmp(&key[DES_KEY_SIZE], &key[DES_KEY_SIZE * 2], 313 memcmp(&key[DES_KEY_SIZE], &key[DES_KEY_SIZE * 2],
191 DES_KEY_SIZE))) { 314 DES_KEY_SIZE))) {
192 315
193 *flags |= CRYPTO_TFM_RES_BAD_KEY_SCHED; 316 *flags |= CRYPTO_TFM_RES_BAD_KEY_SCHED;
194 return -EINVAL; 317 return -EINVAL;
195 } 318 }
196 for (i = 0; i < 3; i++, temp_key += DES_KEY_SIZE) { 319 for (i = 0; i < 3; i++, temp_key += DES_KEY_SIZE) {
197 ret = crypto_des_check_key(temp_key, DES_KEY_SIZE, flags); 320 ret = crypto_des_check_key(temp_key, DES_KEY_SIZE, flags);
198 if (ret < 0){ 321 if (ret < 0)
199 return ret; 322 return ret;
200 }
201 } 323 }
202 memcpy(dctx->key, key, keylen); 324 memcpy(dctx->key, key, keylen);
203 return 0; 325 return 0;
204} 326}
205 327
206static void 328static void des3_192_encrypt(void *ctx, u8 *dst, const u8 *src)
207des3_192_encrypt(void *ctx, u8 *dst, const u8 *src)
208{ 329{
209 struct crypt_s390_des3_192_ctx *dctx; 330 struct crypt_s390_des3_192_ctx *dctx = ctx;
210 331
211 dctx = ctx;
212 crypt_s390_km(KM_TDEA_192_ENCRYPT, dctx->key, dst, (void*)src, 332 crypt_s390_km(KM_TDEA_192_ENCRYPT, dctx->key, dst, (void*)src,
213 DES3_192_BLOCK_SIZE); 333 DES3_192_BLOCK_SIZE);
214} 334}
215 335
216static void 336static void des3_192_decrypt(void *ctx, u8 *dst, const u8 *src)
217des3_192_decrypt(void *ctx, u8 *dst, const u8 *src)
218{ 337{
219 struct crypt_s390_des3_192_ctx *dctx; 338 struct crypt_s390_des3_192_ctx *dctx = ctx;
220 339
221 dctx = ctx;
222 crypt_s390_km(KM_TDEA_192_DECRYPT, dctx->key, dst, (void*)src, 340 crypt_s390_km(KM_TDEA_192_DECRYPT, dctx->key, dst, (void*)src,
223 DES3_192_BLOCK_SIZE); 341 DES3_192_BLOCK_SIZE);
342}
343
344static unsigned int des3_192_encrypt_ecb(const struct cipher_desc *desc,
345 u8 *out, const u8 *in,
346 unsigned int nbytes)
347{
348 struct crypt_s390_des3_192_ctx *sctx = crypto_tfm_ctx(desc->tfm);
349 int ret;
350
351 /* only use complete blocks */
352 nbytes &= ~(DES3_192_BLOCK_SIZE - 1);
353 ret = crypt_s390_km(KM_TDEA_192_ENCRYPT, sctx->key, out, in, nbytes);
354 BUG_ON((ret < 0) || (ret != nbytes));
355
356 return nbytes;
357}
358
359static unsigned int des3_192_decrypt_ecb(const struct cipher_desc *desc,
360 u8 *out, const u8 *in,
361 unsigned int nbytes)
362{
363 struct crypt_s390_des3_192_ctx *sctx = crypto_tfm_ctx(desc->tfm);
364 int ret;
365
366 /* only use complete blocks */
367 nbytes &= ~(DES3_192_BLOCK_SIZE - 1);
368 ret = crypt_s390_km(KM_TDEA_192_DECRYPT, sctx->key, out, in, nbytes);
369 BUG_ON((ret < 0) || (ret != nbytes));
370
371 return nbytes;
372}
373
374static unsigned int des3_192_encrypt_cbc(const struct cipher_desc *desc,
375 u8 *out, const u8 *in,
376 unsigned int nbytes)
377{
378 struct crypt_s390_des3_192_ctx *sctx = crypto_tfm_ctx(desc->tfm);
379 int ret;
380
381 /* only use complete blocks */
382 nbytes &= ~(DES3_192_BLOCK_SIZE - 1);
383
384 memcpy(sctx->iv, desc->info, DES3_192_BLOCK_SIZE);
385 ret = crypt_s390_kmc(KMC_TDEA_192_ENCRYPT, &sctx->iv, out, in, nbytes);
386 BUG_ON((ret < 0) || (ret != nbytes));
387
388 memcpy(desc->info, sctx->iv, DES3_192_BLOCK_SIZE);
389 return nbytes;
390}
391
392static unsigned int des3_192_decrypt_cbc(const struct cipher_desc *desc,
393 u8 *out, const u8 *in,
394 unsigned int nbytes)
395{
396 struct crypt_s390_des3_192_ctx *sctx = crypto_tfm_ctx(desc->tfm);
397 int ret;
398
399 /* only use complete blocks */
400 nbytes &= ~(DES3_192_BLOCK_SIZE - 1);
401
402 memcpy(&sctx->iv, desc->info, DES3_192_BLOCK_SIZE);
403 ret = crypt_s390_kmc(KMC_TDEA_192_DECRYPT, &sctx->iv, out, in, nbytes);
404 BUG_ON((ret < 0) || (ret != nbytes));
405
406 return nbytes;
224} 407}
225 408
226static struct crypto_alg des3_192_alg = { 409static struct crypto_alg des3_192_alg = {
@@ -230,44 +413,43 @@ static struct crypto_alg des3_192_alg = {
230 .cra_ctxsize = sizeof(struct crypt_s390_des3_192_ctx), 413 .cra_ctxsize = sizeof(struct crypt_s390_des3_192_ctx),
231 .cra_module = THIS_MODULE, 414 .cra_module = THIS_MODULE,
232 .cra_list = LIST_HEAD_INIT(des3_192_alg.cra_list), 415 .cra_list = LIST_HEAD_INIT(des3_192_alg.cra_list),
233 .cra_u = { .cipher = { 416 .cra_u = {
234 .cia_min_keysize = DES3_192_KEY_SIZE, 417 .cipher = {
235 .cia_max_keysize = DES3_192_KEY_SIZE, 418 .cia_min_keysize = DES3_192_KEY_SIZE,
236 .cia_setkey = des3_192_setkey, 419 .cia_max_keysize = DES3_192_KEY_SIZE,
237 .cia_encrypt = des3_192_encrypt, 420 .cia_setkey = des3_192_setkey,
238 .cia_decrypt = des3_192_decrypt } } 421 .cia_encrypt = des3_192_encrypt,
422 .cia_decrypt = des3_192_decrypt,
423 .cia_encrypt_ecb = des3_192_encrypt_ecb,
424 .cia_decrypt_ecb = des3_192_decrypt_ecb,
425 .cia_encrypt_cbc = des3_192_encrypt_cbc,
426 .cia_decrypt_cbc = des3_192_decrypt_cbc,
427 }
428 }
239}; 429};
240 430
241 431static int init(void)
242
243static int
244init(void)
245{ 432{
246 int ret; 433 int ret = 0;
247 434
248 if (!crypt_s390_func_available(KM_DEA_ENCRYPT) || 435 if (!crypt_s390_func_available(KM_DEA_ENCRYPT) ||
249 !crypt_s390_func_available(KM_TDEA_128_ENCRYPT) || 436 !crypt_s390_func_available(KM_TDEA_128_ENCRYPT) ||
250 !crypt_s390_func_available(KM_TDEA_192_ENCRYPT)){ 437 !crypt_s390_func_available(KM_TDEA_192_ENCRYPT))
251 return -ENOSYS; 438 return -ENOSYS;
252 }
253 439
254 ret = 0; 440 ret |= (crypto_register_alg(&des_alg) == 0) ? 0:1;
255 ret |= (crypto_register_alg(&des_alg) == 0)? 0:1; 441 ret |= (crypto_register_alg(&des3_128_alg) == 0) ? 0:2;
256 ret |= (crypto_register_alg(&des3_128_alg) == 0)? 0:2; 442 ret |= (crypto_register_alg(&des3_192_alg) == 0) ? 0:4;
257 ret |= (crypto_register_alg(&des3_192_alg) == 0)? 0:4; 443 if (ret) {
258 if (ret){
259 crypto_unregister_alg(&des3_192_alg); 444 crypto_unregister_alg(&des3_192_alg);
260 crypto_unregister_alg(&des3_128_alg); 445 crypto_unregister_alg(&des3_128_alg);
261 crypto_unregister_alg(&des_alg); 446 crypto_unregister_alg(&des_alg);
262 return -EEXIST; 447 return -EEXIST;
263 } 448 }
264
265 printk(KERN_INFO "crypt_s390: des_s390 loaded.\n");
266 return 0; 449 return 0;
267} 450}
268 451
269static void __exit 452static void __exit fini(void)
270fini(void)
271{ 453{
272 crypto_unregister_alg(&des3_192_alg); 454 crypto_unregister_alg(&des3_192_alg);
273 crypto_unregister_alg(&des3_128_alg); 455 crypto_unregister_alg(&des3_128_alg);
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-29 16:46:54 -0500