1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
56
57
58
60
61
62
63
64
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
101
102
109
110
111
118
119
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
167
168
169
170
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
246
247
251
252
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
300
301
302
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
362
363
366
367
368
369
370
371
372
373
374
375
376
379
380
381
382
383
388
389
390
391
392
393
394
395
396
397
398
399
402
403
404
405
406
407
408
409
410
411
412
415
416
417
418
419
420
421
422
427
428
429
430
431
432
438
439
440
441
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
482
483
484
485
488
489
495
496
497
500
501
502
503
506
512
518
524
525
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
557
558
559
560
561
562
563
564
565
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
597
604
605
606
607
608
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
/* ... */
/* ... */
#if !defined(MBEDTLS_CONFIG_FILE)
#include "mbedtls/config.h"
#else
#include MBEDTLS_CONFIG_FILE
#endif
#if defined(MBEDTLS_SHA512_C)
#include "mbedtls/sha512.h"
#include "mbedtls/platform_util.h"
#if defined(_MSC_VER) || defined(__WATCOMC__)
#define UL64(x) x##ui64
#else
#define UL64(x) x##ULL
#endif
#include <string.h>
#if defined(MBEDTLS_SELF_TEST)
#if defined(MBEDTLS_PLATFORM_C)
#include "mbedtls/platform.h"
#else
#include <stdio.h>
#include <stdlib.h>
#define mbedtls_printf printf
#define mbedtls_calloc calloc
#define mbedtls_free free
/* ... */#endif /* ... */
#endif
#define SHA512_VALIDATE_RET(cond) \
MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_SHA512_BAD_INPUT_DATA )...
#define SHA512_VALIDATE(cond) MBEDTLS_INTERNAL_VALIDATE( cond )
#if !defined(MBEDTLS_SHA512_ALT)
/* ... */
#ifndef GET_UINT64_BE
#define GET_UINT64_BE(n,b,i) \
{ \
(n) = ( (uint64_t) (b)[(i) ] << 56 ) \
| ( (uint64_t) (b)[(i) + 1] << 48 ) \
| ( (uint64_t) (b)[(i) + 2] << 40 ) \
| ( (uint64_t) (b)[(i) + 3] << 32 ) \
| ( (uint64_t) (b)[(i) + 4] << 24 ) \
| ( (uint64_t) (b)[(i) + 5] << 16 ) \
| ( (uint64_t) (b)[(i) + 6] << 8 ) \
| ( (uint64_t) (b)[(i) + 7] ); \
...}...
/* ... */#endif
#ifndef PUT_UINT64_BE
#define PUT_UINT64_BE(n,b,i) \
{ \
(b)[(i) ] = (unsigned char) ( (n) >> 56 ); \
(b)[(i) + 1] = (unsigned char) ( (n) >> 48 ); \
(b)[(i) + 2] = (unsigned char) ( (n) >> 40 ); \
(b)[(i) + 3] = (unsigned char) ( (n) >> 32 ); \
(b)[(i) + 4] = (unsigned char) ( (n) >> 24 ); \
(b)[(i) + 5] = (unsigned char) ( (n) >> 16 ); \
(b)[(i) + 6] = (unsigned char) ( (n) >> 8 ); \
(b)[(i) + 7] = (unsigned char) ( (n) ); \
...}...
/* ... */#endif
void mbedtls_sha512_init( mbedtls_sha512_context *ctx )
{
SHA512_VALIDATE( ctx != NULL );
memset( ctx, 0, sizeof( mbedtls_sha512_context ) );
}{ ... }
void mbedtls_sha512_free( mbedtls_sha512_context *ctx )
{
if( ctx == NULL )
return;
mbedtls_platform_zeroize( ctx, sizeof( mbedtls_sha512_context ) );
}{ ... }
void mbedtls_sha512_clone( mbedtls_sha512_context *dst,
const mbedtls_sha512_context *src )
{
SHA512_VALIDATE( dst != NULL );
SHA512_VALIDATE( src != NULL );
*dst = *src;
}{ ... }
/* ... */
int mbedtls_sha512_starts_ret( mbedtls_sha512_context *ctx, int is384 )
{
SHA512_VALIDATE_RET( ctx != NULL );
SHA512_VALIDATE_RET( is384 == 0 || is384 == 1 );
ctx->total[0] = 0;
ctx->total[1] = 0;
if( is384 == 0 )
{
ctx->state[0] = UL64(0x6A09E667F3BCC908);
ctx->state[1] = UL64(0xBB67AE8584CAA73B);
ctx->state[2] = UL64(0x3C6EF372FE94F82B);
ctx->state[3] = UL64(0xA54FF53A5F1D36F1);
ctx->state[4] = UL64(0x510E527FADE682D1);
ctx->state[5] = UL64(0x9B05688C2B3E6C1F);
ctx->state[6] = UL64(0x1F83D9ABFB41BD6B);
ctx->state[7] = UL64(0x5BE0CD19137E2179);
}if (is384 == 0) { ... }
else
{
ctx->state[0] = UL64(0xCBBB9D5DC1059ED8);
ctx->state[1] = UL64(0x629A292A367CD507);
ctx->state[2] = UL64(0x9159015A3070DD17);
ctx->state[3] = UL64(0x152FECD8F70E5939);
ctx->state[4] = UL64(0x67332667FFC00B31);
ctx->state[5] = UL64(0x8EB44A8768581511);
ctx->state[6] = UL64(0xDB0C2E0D64F98FA7);
ctx->state[7] = UL64(0x47B5481DBEFA4FA4);
}else { ... }
ctx->is384 = is384;
return( 0 );
}{ ... }
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
void mbedtls_sha512_starts( mbedtls_sha512_context *ctx,
int is384 )
{
mbedtls_sha512_starts_ret( ctx, is384 );
}{ ... }
/* ... */#endif
#if !defined(MBEDTLS_SHA512_PROCESS_ALT)
/* ... */
static const uint64_t K[80] =
{
UL64(0x428A2F98D728AE22), UL64(0x7137449123EF65CD),
UL64(0xB5C0FBCFEC4D3B2F), UL64(0xE9B5DBA58189DBBC),
UL64(0x3956C25BF348B538), UL64(0x59F111F1B605D019),
UL64(0x923F82A4AF194F9B), UL64(0xAB1C5ED5DA6D8118),
UL64(0xD807AA98A3030242), UL64(0x12835B0145706FBE),
UL64(0x243185BE4EE4B28C), UL64(0x550C7DC3D5FFB4E2),
UL64(0x72BE5D74F27B896F), UL64(0x80DEB1FE3B1696B1),
UL64(0x9BDC06A725C71235), UL64(0xC19BF174CF692694),
UL64(0xE49B69C19EF14AD2), UL64(0xEFBE4786384F25E3),
UL64(0x0FC19DC68B8CD5B5), UL64(0x240CA1CC77AC9C65),
UL64(0x2DE92C6F592B0275), UL64(0x4A7484AA6EA6E483),
UL64(0x5CB0A9DCBD41FBD4), UL64(0x76F988DA831153B5),
UL64(0x983E5152EE66DFAB), UL64(0xA831C66D2DB43210),
UL64(0xB00327C898FB213F), UL64(0xBF597FC7BEEF0EE4),
UL64(0xC6E00BF33DA88FC2), UL64(0xD5A79147930AA725),
UL64(0x06CA6351E003826F), UL64(0x142929670A0E6E70),
UL64(0x27B70A8546D22FFC), UL64(0x2E1B21385C26C926),
UL64(0x4D2C6DFC5AC42AED), UL64(0x53380D139D95B3DF),
UL64(0x650A73548BAF63DE), UL64(0x766A0ABB3C77B2A8),
UL64(0x81C2C92E47EDAEE6), UL64(0x92722C851482353B),
UL64(0xA2BFE8A14CF10364), UL64(0xA81A664BBC423001),
UL64(0xC24B8B70D0F89791), UL64(0xC76C51A30654BE30),
UL64(0xD192E819D6EF5218), UL64(0xD69906245565A910),
UL64(0xF40E35855771202A), UL64(0x106AA07032BBD1B8),
UL64(0x19A4C116B8D2D0C8), UL64(0x1E376C085141AB53),
UL64(0x2748774CDF8EEB99), UL64(0x34B0BCB5E19B48A8),
UL64(0x391C0CB3C5C95A63), UL64(0x4ED8AA4AE3418ACB),
UL64(0x5B9CCA4F7763E373), UL64(0x682E6FF3D6B2B8A3),
UL64(0x748F82EE5DEFB2FC), UL64(0x78A5636F43172F60),
UL64(0x84C87814A1F0AB72), UL64(0x8CC702081A6439EC),
UL64(0x90BEFFFA23631E28), UL64(0xA4506CEBDE82BDE9),
UL64(0xBEF9A3F7B2C67915), UL64(0xC67178F2E372532B),
UL64(0xCA273ECEEA26619C), UL64(0xD186B8C721C0C207),
UL64(0xEADA7DD6CDE0EB1E), UL64(0xF57D4F7FEE6ED178),
UL64(0x06F067AA72176FBA), UL64(0x0A637DC5A2C898A6),
UL64(0x113F9804BEF90DAE), UL64(0x1B710B35131C471B),
UL64(0x28DB77F523047D84), UL64(0x32CAAB7B40C72493),
UL64(0x3C9EBE0A15C9BEBC), UL64(0x431D67C49C100D4C),
UL64(0x4CC5D4BECB3E42B6), UL64(0x597F299CFC657E2A),
UL64(0x5FCB6FAB3AD6FAEC), UL64(0x6C44198C4A475817)
...};
int mbedtls_internal_sha512_process( mbedtls_sha512_context *ctx,
const unsigned char data[128] )
{
int i;
uint64_t temp1, temp2, W[80];
uint64_t A, B, C, D, E, F, G, H;
SHA512_VALIDATE_RET( ctx != NULL );
SHA512_VALIDATE_RET( (const unsigned char *)data != NULL );
#define SHR(x,n) ((x) >> (n))
#define ROTR(x,n) (SHR((x),(n)) | ((x) << (64 - (n))))
#define S0(x) (ROTR(x, 1) ^ ROTR(x, 8) ^ SHR(x, 7))
#define S1(x) (ROTR(x,19) ^ ROTR(x,61) ^ SHR(x, 6))
#define S2(x) (ROTR(x,28) ^ ROTR(x,34) ^ ROTR(x,39))
#define S3(x) (ROTR(x,14) ^ ROTR(x,18) ^ ROTR(x,41))
#define F0(x,y,z) (((x) & (y)) | ((z) & ((x) | (y))))
#define F1(x,y,z) ((z) ^ ((x) & ((y) ^ (z))))
#define P(a,b,c,d,e,f,g,h,x,K) \
do \
{ \
temp1 = (h) + S3(e) + F1((e),(f),(g)) + (K) + (x); \
temp2 = S2(a) + F0((a),(b),(c)); \
(d) += temp1; (h) = temp1 + temp2; \
...} while( 0 )...
9 defines
for( i = 0; i < 16; i++ )
{
GET_UINT64_BE( W[i], data, i << 3 );
}for (i = 0; i < 16; i++) { ... }
for( ; i < 80; i++ )
{
W[i] = S1(W[i - 2]) + W[i - 7] +
S0(W[i - 15]) + W[i - 16];
}for (; i < 80; i++) { ... }
A = ctx->state[0];
B = ctx->state[1];
C = ctx->state[2];
D = ctx->state[3];
E = ctx->state[4];
F = ctx->state[5];
G = ctx->state[6];
H = ctx->state[7];
i = 0;
do
{
P( A, B, C, D, E, F, G, H, W[i], K[i] ); i++;
P( H, A, B, C, D, E, F, G, W[i], K[i] ); i++;
P( G, H, A, B, C, D, E, F, W[i], K[i] ); i++;
P( F, G, H, A, B, C, D, E, W[i], K[i] ); i++;
P( E, F, G, H, A, B, C, D, W[i], K[i] ); i++;
P( D, E, F, G, H, A, B, C, W[i], K[i] ); i++;
P( C, D, E, F, G, H, A, B, W[i], K[i] ); i++;
P( B, C, D, E, F, G, H, A, W[i], K[i] ); i++;
...}
while( i < 80 );
ctx->state[0] += A;
ctx->state[1] += B;
ctx->state[2] += C;
ctx->state[3] += D;
ctx->state[4] += E;
ctx->state[5] += F;
ctx->state[6] += G;
ctx->state[7] += H;
return( 0 );
}{ ... }
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
void mbedtls_sha512_process( mbedtls_sha512_context *ctx,
const unsigned char data[128] )
{
mbedtls_internal_sha512_process( ctx, data );
}{ ... }
/* ... */#endif/* ... */
#endif
/* ... */
int mbedtls_sha512_update_ret( mbedtls_sha512_context *ctx,
const unsigned char *input,
size_t ilen )
{
int ret;
size_t fill;
unsigned int left;
SHA512_VALIDATE_RET( ctx != NULL );
SHA512_VALIDATE_RET( ilen == 0 || input != NULL );
if( ilen == 0 )
return( 0 );
left = (unsigned int) (ctx->total[0] & 0x7F);
fill = 128 - left;
ctx->total[0] += (uint64_t) ilen;
if( ctx->total[0] < (uint64_t) ilen )
ctx->total[1]++;
if( left && ilen >= fill )
{
memcpy( (void *) (ctx->buffer + left), input, fill );
if( ( ret = mbedtls_internal_sha512_process( ctx, ctx->buffer ) ) != 0 )
return( ret );
input += fill;
ilen -= fill;
left = 0;
}if (left && ilen >= fill) { ... }
while( ilen >= 128 )
{
if( ( ret = mbedtls_internal_sha512_process( ctx, input ) ) != 0 )
return( ret );
input += 128;
ilen -= 128;
}while (ilen >= 128) { ... }
if( ilen > 0 )
memcpy( (void *) (ctx->buffer + left), input, ilen );
return( 0 );
}{ ... }
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
void mbedtls_sha512_update( mbedtls_sha512_context *ctx,
const unsigned char *input,
size_t ilen )
{
mbedtls_sha512_update_ret( ctx, input, ilen );
}{ ... }
/* ... */#endif
/* ... */
int mbedtls_sha512_finish_ret( mbedtls_sha512_context *ctx,
unsigned char output[64] )
{
int ret;
unsigned used;
uint64_t high, low;
SHA512_VALIDATE_RET( ctx != NULL );
SHA512_VALIDATE_RET( (unsigned char *)output != NULL );
/* ... */
used = ctx->total[0] & 0x7F;
ctx->buffer[used++] = 0x80;
if( used <= 112 )
{
memset( ctx->buffer + used, 0, 112 - used );
}if (used <= 112) { ... }
else
{
memset( ctx->buffer + used, 0, 128 - used );
if( ( ret = mbedtls_internal_sha512_process( ctx, ctx->buffer ) ) != 0 )
return( ret );
memset( ctx->buffer, 0, 112 );
}else { ... }
/* ... */
high = ( ctx->total[0] >> 61 )
| ( ctx->total[1] << 3 );
low = ( ctx->total[0] << 3 );
PUT_UINT64_BE( high, ctx->buffer, 112 );
PUT_UINT64_BE( low, ctx->buffer, 120 );
if( ( ret = mbedtls_internal_sha512_process( ctx, ctx->buffer ) ) != 0 )
return( ret );
/* ... */
PUT_UINT64_BE( ctx->state[0], output, 0 );
PUT_UINT64_BE( ctx->state[1], output, 8 );
PUT_UINT64_BE( ctx->state[2], output, 16 );
PUT_UINT64_BE( ctx->state[3], output, 24 );
PUT_UINT64_BE( ctx->state[4], output, 32 );
PUT_UINT64_BE( ctx->state[5], output, 40 );
if( ctx->is384 == 0 )
{
PUT_UINT64_BE( ctx->state[6], output, 48 );
PUT_UINT64_BE( ctx->state[7], output, 56 );
}if (ctx->is384 == 0) { ... }
return( 0 );
}{ ... }
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
void mbedtls_sha512_finish( mbedtls_sha512_context *ctx,
unsigned char output[64] )
{
mbedtls_sha512_finish_ret( ctx, output );
}{ ... }
/* ... */#endif
/* ... */
#endif
/* ... */
int mbedtls_sha512_ret( const unsigned char *input,
size_t ilen,
unsigned char output[64],
int is384 )
{
int ret;
mbedtls_sha512_context ctx;
SHA512_VALIDATE_RET( is384 == 0 || is384 == 1 );
SHA512_VALIDATE_RET( ilen == 0 || input != NULL );
SHA512_VALIDATE_RET( (unsigned char *)output != NULL );
mbedtls_sha512_init( &ctx );
if( ( ret = mbedtls_sha512_starts_ret( &ctx, is384 ) ) != 0 )
goto exit;
if( ( ret = mbedtls_sha512_update_ret( &ctx, input, ilen ) ) != 0 )
goto exit;
if( ( ret = mbedtls_sha512_finish_ret( &ctx, output ) ) != 0 )
goto exit;
exit:
mbedtls_sha512_free( &ctx );
return( ret );
}{ ... }
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
void mbedtls_sha512( const unsigned char *input,
size_t ilen,
unsigned char output[64],
int is384 )
{
mbedtls_sha512_ret( input, ilen, output, is384 );
}{ ... }
/* ... */#endif
#if defined(MBEDTLS_SELF_TEST)
/* ... */
static const unsigned char sha512_test_buf[3][113] =
{
{ "abc" },
{ "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"
"hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu" ...},
{ "" }
...};
static const size_t sha512_test_buflen[3] =
{
3, 112, 1000
...};
static const unsigned char sha512_test_sum[6][64] =
{
/* ... */
{ 0xCB, 0x00, 0x75, 0x3F, 0x45, 0xA3, 0x5E, 0x8B,
0xB5, 0xA0, 0x3D, 0x69, 0x9A, 0xC6, 0x50, 0x07,
0x27, 0x2C, 0x32, 0xAB, 0x0E, 0xDE, 0xD1, 0x63,
0x1A, 0x8B, 0x60, 0x5A, 0x43, 0xFF, 0x5B, 0xED,
0x80, 0x86, 0x07, 0x2B, 0xA1, 0xE7, 0xCC, 0x23,
0x58, 0xBA, 0xEC, 0xA1, 0x34, 0xC8, 0x25, 0xA7 ...},
{ 0x09, 0x33, 0x0C, 0x33, 0xF7, 0x11, 0x47, 0xE8,
0x3D, 0x19, 0x2F, 0xC7, 0x82, 0xCD, 0x1B, 0x47,
0x53, 0x11, 0x1B, 0x17, 0x3B, 0x3B, 0x05, 0xD2,
0x2F, 0xA0, 0x80, 0x86, 0xE3, 0xB0, 0xF7, 0x12,
0xFC, 0xC7, 0xC7, 0x1A, 0x55, 0x7E, 0x2D, 0xB9,
0x66, 0xC3, 0xE9, 0xFA, 0x91, 0x74, 0x60, 0x39 ...},
{ 0x9D, 0x0E, 0x18, 0x09, 0x71, 0x64, 0x74, 0xCB,
0x08, 0x6E, 0x83, 0x4E, 0x31, 0x0A, 0x4A, 0x1C,
0xED, 0x14, 0x9E, 0x9C, 0x00, 0xF2, 0x48, 0x52,
0x79, 0x72, 0xCE, 0xC5, 0x70, 0x4C, 0x2A, 0x5B,
0x07, 0xB8, 0xB3, 0xDC, 0x38, 0xEC, 0xC4, 0xEB,
0xAE, 0x97, 0xDD, 0xD8, 0x7F, 0x3D, 0x89, 0x85 ...},
/* ... */
{ 0xDD, 0xAF, 0x35, 0xA1, 0x93, 0x61, 0x7A, 0xBA,
0xCC, 0x41, 0x73, 0x49, 0xAE, 0x20, 0x41, 0x31,
0x12, 0xE6, 0xFA, 0x4E, 0x89, 0xA9, 0x7E, 0xA2,
0x0A, 0x9E, 0xEE, 0xE6, 0x4B, 0x55, 0xD3, 0x9A,
0x21, 0x92, 0x99, 0x2A, 0x27, 0x4F, 0xC1, 0xA8,
0x36, 0xBA, 0x3C, 0x23, 0xA3, 0xFE, 0xEB, 0xBD,
0x45, 0x4D, 0x44, 0x23, 0x64, 0x3C, 0xE8, 0x0E,
0x2A, 0x9A, 0xC9, 0x4F, 0xA5, 0x4C, 0xA4, 0x9F ...},
{ 0x8E, 0x95, 0x9B, 0x75, 0xDA, 0xE3, 0x13, 0xDA,
0x8C, 0xF4, 0xF7, 0x28, 0x14, 0xFC, 0x14, 0x3F,
0x8F, 0x77, 0x79, 0xC6, 0xEB, 0x9F, 0x7F, 0xA1,
0x72, 0x99, 0xAE, 0xAD, 0xB6, 0x88, 0x90, 0x18,
0x50, 0x1D, 0x28, 0x9E, 0x49, 0x00, 0xF7, 0xE4,
0x33, 0x1B, 0x99, 0xDE, 0xC4, 0xB5, 0x43, 0x3A,
0xC7, 0xD3, 0x29, 0xEE, 0xB6, 0xDD, 0x26, 0x54,
0x5E, 0x96, 0xE5, 0x5B, 0x87, 0x4B, 0xE9, 0x09 ...},
{ 0xE7, 0x18, 0x48, 0x3D, 0x0C, 0xE7, 0x69, 0x64,
0x4E, 0x2E, 0x42, 0xC7, 0xBC, 0x15, 0xB4, 0x63,
0x8E, 0x1F, 0x98, 0xB1, 0x3B, 0x20, 0x44, 0x28,
0x56, 0x32, 0xA8, 0x03, 0xAF, 0xA9, 0x73, 0xEB,
0xDE, 0x0F, 0xF2, 0x44, 0x87, 0x7E, 0xA6, 0x0A,
0x4C, 0xB0, 0x43, 0x2C, 0xE5, 0x77, 0xC3, 0x1B,
0xEB, 0x00, 0x9C, 0x5C, 0x2C, 0x49, 0xAA, 0x2E,
0x4E, 0xAD, 0xB2, 0x17, 0xAD, 0x8C, 0xC0, 0x9B ...}
...};
/* ... */
int mbedtls_sha512_self_test( int verbose )
{
int i, j, k, buflen, ret = 0;
unsigned char *buf;
unsigned char sha512sum[64];
mbedtls_sha512_context ctx;
buf = mbedtls_calloc( 1024, sizeof(unsigned char) );
if( NULL == buf )
{
if( verbose != 0 )
mbedtls_printf( "Buffer allocation failed\n" );
return( 1 );
}if (NULL == buf) { ... }
mbedtls_sha512_init( &ctx );
for( i = 0; i < 6; i++ )
{
j = i % 3;
k = i < 3;
if( verbose != 0 )
mbedtls_printf( " SHA-%d test #%d: ", 512 - k * 128, j + 1 );
if( ( ret = mbedtls_sha512_starts_ret( &ctx, k ) ) != 0 )
goto fail;
if( j == 2 )
{
memset( buf, 'a', buflen = 1000 );
for( j = 0; j < 1000; j++ )
{
ret = mbedtls_sha512_update_ret( &ctx, buf, buflen );
if( ret != 0 )
goto fail;
}for (j = 0; j < 1000; j++) { ... }
}if (j == 2) { ... }
else
{
ret = mbedtls_sha512_update_ret( &ctx, sha512_test_buf[j],
sha512_test_buflen[j] );
if( ret != 0 )
goto fail;
}else { ... }
if( ( ret = mbedtls_sha512_finish_ret( &ctx, sha512sum ) ) != 0 )
goto fail;
if( memcmp( sha512sum, sha512_test_sum[i], 64 - k * 16 ) != 0 )
{
ret = 1;
goto fail;
}if (memcmp( sha512sum, sha512_test_sum[i], 64 - k * 16 ) != 0) { ... }
if( verbose != 0 )
mbedtls_printf( "passed\n" );
}for (i = 0; i < 6; i++) { ... }
if( verbose != 0 )
mbedtls_printf( "\n" );
goto exit;
fail:
if( verbose != 0 )
mbedtls_printf( "failed\n" );
exit:
mbedtls_sha512_free( &ctx );
mbedtls_free( buf );
return( ret );
}mbedtls_sha512_self_test (int verbose) { ... }
/* ... */
#endif
/* ... */
#endif