1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
|
/*******************************************************************************
Copyright (c) 2009-2019, Intel Corporation
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of Intel Corporation nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*******************************************************************************/
#include <limits.h>
#define CLEAR_SCRATCH_SIMD_REGS clear_scratch_xmms_avx
#include "include/save_xmms.h"
#include "include/kasumi_internal.h"
#include "include/save_xmms.h"
#include "include/clear_regs_mem.h"
#define SAVE_XMMS save_xmms_avx
#define RESTORE_XMMS restore_xmms_avx
void
kasumi_f8_1_buffer_avx(const kasumi_key_sched_t *pCtx, const uint64_t IV,
const void *pBufferIn, void *pBufferOut,
const uint32_t cipherLengthInBytes)
{
#ifndef LINUX
DECLARE_ALIGNED(uint128_t xmm_save[10], 16);
SAVE_XMMS(xmm_save);
#endif
#ifdef SAFE_PARAM
/* Check for NULL pointers */
if (pCtx == NULL || pBufferIn == NULL || pBufferOut == NULL)
return;
/* Check input data is in range of supported length */
if (cipherLengthInBytes == 0 ||
cipherLengthInBytes > (KASUMI_MAX_LEN / CHAR_BIT))
return;
#endif
kasumi_f8_1_buffer(pCtx, IV, pBufferIn, pBufferOut,
cipherLengthInBytes);
#ifdef SAFE_DATA
/* Clear sensitive data in registers */
CLEAR_SCRATCH_GPS();
CLEAR_SCRATCH_SIMD_REGS();
#endif
#ifndef LINUX
RESTORE_XMMS(xmm_save);
#endif
}
void
kasumi_f8_1_buffer_bit_avx(const kasumi_key_sched_t *pCtx, const uint64_t IV,
const void *pBufferIn,
void *pBufferOut,
const uint32_t cipherLengthInBits,
const uint32_t offsetInBits)
{
#ifndef LINUX
DECLARE_ALIGNED(uint128_t xmm_save[10], 16);
SAVE_XMMS(xmm_save);
#endif
#ifdef SAFE_PARAM
/* Check for NULL pointers */
if (pCtx == NULL || pBufferIn == NULL || pBufferOut == NULL)
return;
/* Check input data is in range of supported length */
if (cipherLengthInBits == 0 ||
cipherLengthInBits > KASUMI_MAX_LEN)
return;
#endif
kasumi_f8_1_buffer_bit(pCtx, IV, pBufferIn, pBufferOut,
cipherLengthInBits, offsetInBits);
#ifdef SAFE_DATA
/* Clear sensitive data in registers */
CLEAR_SCRATCH_GPS();
CLEAR_SCRATCH_SIMD_REGS();
#endif
#ifndef LINUX
RESTORE_XMMS(xmm_save);
#endif
}
void
kasumi_f8_2_buffer_avx(const kasumi_key_sched_t *pCtx, const uint64_t IV1,
const uint64_t IV2, const void *pBufferIn1,
void *pBufferOut1, const uint32_t lengthInBytes1,
const void *pBufferIn2, void *pBufferOut2,
const uint32_t lengthInBytes2)
{
#ifndef LINUX
DECLARE_ALIGNED(uint128_t xmm_save[10], 16);
SAVE_XMMS(xmm_save);
#endif
#ifdef SAFE_PARAM
/* Check for NULL pointers */
if (pCtx == NULL)
return;
if (pBufferIn1 == NULL || pBufferOut1 == NULL)
return;
if (pBufferIn2 == NULL || pBufferOut2 == NULL)
return;
/* Check input data is in range of supported length */
if (lengthInBytes1 == 0 || lengthInBytes1 > (KASUMI_MAX_LEN / CHAR_BIT))
return;
if (lengthInBytes2 == 0 || lengthInBytes2 > (KASUMI_MAX_LEN / CHAR_BIT))
return;
#endif
kasumi_f8_2_buffer(pCtx, IV1, IV2,
pBufferIn1, pBufferOut1, lengthInBytes1,
pBufferIn2, pBufferOut2, lengthInBytes2);
#ifdef SAFE_DATA
/* Clear sensitive data in registers */
CLEAR_SCRATCH_GPS();
CLEAR_SCRATCH_SIMD_REGS();
#endif
#ifndef LINUX
RESTORE_XMMS(xmm_save);
#endif
}
void
kasumi_f8_3_buffer_avx(const kasumi_key_sched_t *pCtx, const uint64_t IV1,
const uint64_t IV2, const uint64_t IV3,
const void *pBufferIn1, void *pBufferOut1,
const void *pBufferIn2, void *pBufferOut2,
const void *pBufferIn3, void *pBufferOut3,
const uint32_t lengthInBytes)
{
#ifndef LINUX
DECLARE_ALIGNED(uint128_t xmm_save[10], 16);
SAVE_XMMS(xmm_save);
#endif
#ifdef SAFE_PARAM
/* Check for NULL pointers */
if (pCtx == NULL)
return;
if (pBufferIn1 == NULL || pBufferOut1 == NULL)
return;
if (pBufferIn2 == NULL || pBufferOut2 == NULL)
return;
if (pBufferIn3 == NULL || pBufferOut3 == NULL)
return;
/* Check input data is in range of supported length */
if (lengthInBytes == 0 || lengthInBytes > (KASUMI_MAX_LEN / CHAR_BIT))
return;
#endif
kasumi_f8_3_buffer(pCtx, IV1, IV2, IV3,
pBufferIn1, pBufferOut1,
pBufferIn2, pBufferOut2,
pBufferIn3, pBufferOut3, lengthInBytes);
#ifdef SAFE_DATA
/* Clear sensitive data in registers */
CLEAR_SCRATCH_GPS();
CLEAR_SCRATCH_SIMD_REGS();
#endif
#ifndef LINUX
RESTORE_XMMS(xmm_save);
#endif
}
void
kasumi_f8_4_buffer_avx(const kasumi_key_sched_t *pCtx,
const uint64_t IV1, const uint64_t IV2,
const uint64_t IV3, const uint64_t IV4,
const void *pBufferIn1, void *pBufferOut1,
const void *pBufferIn2, void *pBufferOut2,
const void *pBufferIn3, void *pBufferOut3,
const void *pBufferIn4, void *pBufferOut4,
const uint32_t lengthInBytes)
{
#ifndef LINUX
DECLARE_ALIGNED(uint128_t xmm_save[10], 16);
SAVE_XMMS(xmm_save);
#endif
#ifdef SAFE_PARAM
/* Check for NULL pointers */
if (pCtx == NULL)
return;
if (pBufferIn1 == NULL || pBufferOut1 == NULL)
return;
if (pBufferIn2 == NULL || pBufferOut2 == NULL)
return;
if (pBufferIn3 == NULL || pBufferOut3 == NULL)
return;
if (pBufferIn4 == NULL || pBufferOut4 == NULL)
return;
/* Check input data is in range of supported length */
if (lengthInBytes == 0 || lengthInBytes > (KASUMI_MAX_LEN / CHAR_BIT))
return;
#endif
kasumi_f8_4_buffer(pCtx, IV1, IV2, IV3, IV4,
pBufferIn1, pBufferOut1,
pBufferIn2, pBufferOut2,
pBufferIn3, pBufferOut3,
pBufferIn4, pBufferOut4,
lengthInBytes);
#ifdef SAFE_DATA
/* Clear sensitive data in registers */
CLEAR_SCRATCH_GPS();
CLEAR_SCRATCH_SIMD_REGS();
#endif
#ifndef LINUX
RESTORE_XMMS(xmm_save);
#endif
}
void
kasumi_f8_n_buffer_avx(const kasumi_key_sched_t *pKeySchedule,
const uint64_t IV[],
const void * const pDataIn[], void *pDataOut[],
const uint32_t dataLen[], const uint32_t dataCount)
{
#ifndef LINUX
DECLARE_ALIGNED(uint128_t xmm_save[10], 16);
SAVE_XMMS(xmm_save);
#endif
uint32_t numLeft = dataCount;
const uint64_t *IVPtr;
const void * const *pDataInPtr;
void **pDataOutPtr;
const uint32_t *dataLenPtr;
uint32_t i = 0;
uint32_t numBuffs;
#ifdef SAFE_PARAM
/* Check for NULL pointers */
if (pKeySchedule == NULL || pDataIn == NULL || pDataOut == NULL ||
dataLen == NULL || IV == NULL)
return;
for (i = 0; i < dataCount; i++) {
/* Check for NULL pointers */
if (pDataIn[i] == NULL || pDataOut[i] == NULL)
return;
/* Check input data is in range of supported length */
if (dataLen[i] == 0 || dataLen[i] > (KASUMI_MAX_LEN / CHAR_BIT))
return;
}
#endif
i = 0;
/* KASUMI F8 n buffer function can handle up to 16 buffers */
while (numLeft > 0) {
IVPtr = &IV[i];
pDataInPtr = &pDataIn[i];
pDataOutPtr = &pDataOut[i];
dataLenPtr = &dataLen[i];
numBuffs = (numLeft > 16) ? 16 : numLeft;
kasumi_f8_n_buffer(pKeySchedule, IVPtr, pDataInPtr, pDataOutPtr,
dataLenPtr, numBuffs);
i += numBuffs;
numLeft -= numBuffs;
}
#ifdef SAFE_DATA
/* Clear sensitive data in registers */
CLEAR_SCRATCH_GPS();
CLEAR_SCRATCH_SIMD_REGS();
#endif
#ifndef LINUX
RESTORE_XMMS(xmm_save);
#endif
}
void
kasumi_f9_1_buffer_avx(const kasumi_key_sched_t *pCtx, const void *pBufferIn,
const uint32_t lengthInBytes, void *pDigest)
{
#ifndef LINUX
DECLARE_ALIGNED(uint128_t xmm_save[10], 16);
SAVE_XMMS(xmm_save);
#endif
#ifdef SAFE_PARAM
/* Check for NULL pointers */
if (pCtx == NULL || pBufferIn == NULL || pDigest == NULL)
return;
/* Check input data is in range of supported length */
if (lengthInBytes == 0 || lengthInBytes > (KASUMI_MAX_LEN / CHAR_BIT))
return;
#endif
kasumi_f9_1_buffer(pCtx, pBufferIn, lengthInBytes, pDigest);
#ifdef SAFE_DATA
/* Clear sensitive data in registers */
CLEAR_SCRATCH_GPS();
CLEAR_SCRATCH_SIMD_REGS();
#endif
#ifndef LINUX
RESTORE_XMMS(xmm_save);
#endif
}
void
kasumi_f9_1_buffer_user_avx(const kasumi_key_sched_t *pCtx, const uint64_t IV,
const void *pBufferIn, const uint32_t lengthInBits,
void *pDigest, const uint32_t direction)
{
#ifndef LINUX
DECLARE_ALIGNED(uint128_t xmm_save[10], 16);
SAVE_XMMS(xmm_save);
#endif
#ifdef SAFE_PARAM
/* Check for NULL pointers */
if (pCtx == NULL || pBufferIn == NULL || pDigest == NULL)
return;
/* Check input data is in range of supported length */
if (lengthInBits == 0 || lengthInBits > KASUMI_MAX_LEN)
return;
#endif
kasumi_f9_1_buffer_user(pCtx, IV, pBufferIn, lengthInBits,
pDigest, direction);
#ifdef SAFE_DATA
/* Clear sensitive data in registers */
CLEAR_SCRATCH_GPS();
CLEAR_SCRATCH_SIMD_REGS();
#endif
#ifndef LINUX
RESTORE_XMMS(xmm_save);
#endif
}
int
kasumi_init_f8_key_sched_avx(const void *const pKey,
kasumi_key_sched_t *pCtx)
{
return kasumi_init_f8_key_sched(pKey, pCtx);
}
int
kasumi_init_f9_key_sched_avx(const void *const pKey,
kasumi_key_sched_t *pCtx)
{
return kasumi_init_f9_key_sched(pKey, pCtx);
}
size_t
kasumi_key_sched_size_avx(void)
{
return kasumi_key_sched_size();
}
|
