/work/mbedtls-2.28.8/library/sha512.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * FIPS-180-2 compliant SHA-384/512 implementation |
3 | | * |
4 | | * Copyright The Mbed TLS Contributors |
5 | | * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later |
6 | | */ |
7 | | /* |
8 | | * The SHA-512 Secure Hash Standard was published by NIST in 2002. |
9 | | * |
10 | | * http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf |
11 | | */ |
12 | | |
13 | | #include "common.h" |
14 | | |
15 | | #if defined(MBEDTLS_SHA512_C) |
16 | | |
17 | | #include "mbedtls/sha512.h" |
18 | | #include "mbedtls/platform_util.h" |
19 | | #include "mbedtls/error.h" |
20 | | |
21 | | #if defined(_MSC_VER) || defined(__WATCOMC__) |
22 | | #define UL64(x) x##ui64 |
23 | | #else |
24 | 0 | #define UL64(x) x##ULL |
25 | | #endif |
26 | | |
27 | | #include <string.h> |
28 | | |
29 | | #include "mbedtls/platform.h" |
30 | | |
31 | | #define SHA512_VALIDATE_RET(cond) \ |
32 | 0 | MBEDTLS_INTERNAL_VALIDATE_RET(cond, MBEDTLS_ERR_SHA512_BAD_INPUT_DATA) |
33 | 0 | #define SHA512_VALIDATE(cond) MBEDTLS_INTERNAL_VALIDATE(cond) |
34 | | |
35 | | #if !defined(MBEDTLS_SHA512_ALT) |
36 | | |
37 | | #if defined(MBEDTLS_SHA512_SMALLER) |
38 | | static void sha512_put_uint64_be(uint64_t n, unsigned char *b, uint8_t i) |
39 | | { |
40 | | MBEDTLS_PUT_UINT64_BE(n, b, i); |
41 | | } |
42 | | #else |
43 | 0 | #define sha512_put_uint64_be MBEDTLS_PUT_UINT64_BE |
44 | | #endif /* MBEDTLS_SHA512_SMALLER */ |
45 | | |
46 | | void mbedtls_sha512_init(mbedtls_sha512_context *ctx) |
47 | 0 | { |
48 | 0 | SHA512_VALIDATE(ctx != NULL); |
49 | |
|
50 | 0 | memset(ctx, 0, sizeof(mbedtls_sha512_context)); |
51 | 0 | } |
52 | | |
53 | | void mbedtls_sha512_free(mbedtls_sha512_context *ctx) |
54 | 0 | { |
55 | 0 | if (ctx == NULL) { |
56 | 0 | return; |
57 | 0 | } |
58 | | |
59 | 0 | mbedtls_platform_zeroize(ctx, sizeof(mbedtls_sha512_context)); |
60 | 0 | } |
61 | | |
62 | | void mbedtls_sha512_clone(mbedtls_sha512_context *dst, |
63 | | const mbedtls_sha512_context *src) |
64 | 0 | { |
65 | 0 | SHA512_VALIDATE(dst != NULL); |
66 | 0 | SHA512_VALIDATE(src != NULL); |
67 | |
|
68 | 0 | *dst = *src; |
69 | 0 | } |
70 | | |
71 | | /* |
72 | | * SHA-512 context setup |
73 | | */ |
74 | | int mbedtls_sha512_starts_ret(mbedtls_sha512_context *ctx, int is384) |
75 | 0 | { |
76 | 0 | SHA512_VALIDATE_RET(ctx != NULL); |
77 | 0 | #if !defined(MBEDTLS_SHA512_NO_SHA384) |
78 | 0 | SHA512_VALIDATE_RET(is384 == 0 || is384 == 1); |
79 | | #else |
80 | | SHA512_VALIDATE_RET(is384 == 0); |
81 | | #endif |
82 | |
|
83 | 0 | ctx->total[0] = 0; |
84 | 0 | ctx->total[1] = 0; |
85 | |
|
86 | 0 | if (is384 == 0) { |
87 | | /* SHA-512 */ |
88 | 0 | ctx->state[0] = UL64(0x6A09E667F3BCC908); |
89 | 0 | ctx->state[1] = UL64(0xBB67AE8584CAA73B); |
90 | 0 | ctx->state[2] = UL64(0x3C6EF372FE94F82B); |
91 | 0 | ctx->state[3] = UL64(0xA54FF53A5F1D36F1); |
92 | 0 | ctx->state[4] = UL64(0x510E527FADE682D1); |
93 | 0 | ctx->state[5] = UL64(0x9B05688C2B3E6C1F); |
94 | 0 | ctx->state[6] = UL64(0x1F83D9ABFB41BD6B); |
95 | 0 | ctx->state[7] = UL64(0x5BE0CD19137E2179); |
96 | 0 | } else { |
97 | | #if defined(MBEDTLS_SHA512_NO_SHA384) |
98 | | return MBEDTLS_ERR_SHA512_BAD_INPUT_DATA; |
99 | | #else |
100 | | /* SHA-384 */ |
101 | 0 | ctx->state[0] = UL64(0xCBBB9D5DC1059ED8); |
102 | 0 | ctx->state[1] = UL64(0x629A292A367CD507); |
103 | 0 | ctx->state[2] = UL64(0x9159015A3070DD17); |
104 | 0 | ctx->state[3] = UL64(0x152FECD8F70E5939); |
105 | 0 | ctx->state[4] = UL64(0x67332667FFC00B31); |
106 | 0 | ctx->state[5] = UL64(0x8EB44A8768581511); |
107 | 0 | ctx->state[6] = UL64(0xDB0C2E0D64F98FA7); |
108 | 0 | ctx->state[7] = UL64(0x47B5481DBEFA4FA4); |
109 | 0 | #endif /* MBEDTLS_SHA512_NO_SHA384 */ |
110 | 0 | } |
111 | |
|
112 | 0 | #if !defined(MBEDTLS_SHA512_NO_SHA384) |
113 | 0 | ctx->is384 = is384; |
114 | 0 | #endif |
115 | |
|
116 | 0 | return 0; |
117 | 0 | } |
118 | | |
119 | | #if !defined(MBEDTLS_DEPRECATED_REMOVED) |
120 | | void mbedtls_sha512_starts(mbedtls_sha512_context *ctx, |
121 | | int is384) |
122 | 0 | { |
123 | 0 | mbedtls_sha512_starts_ret(ctx, is384); |
124 | 0 | } |
125 | | #endif |
126 | | |
127 | | #if !defined(MBEDTLS_SHA512_PROCESS_ALT) |
128 | | |
129 | | /* |
130 | | * Round constants |
131 | | */ |
132 | | static const uint64_t K[80] = |
133 | | { |
134 | | UL64(0x428A2F98D728AE22), UL64(0x7137449123EF65CD), |
135 | | UL64(0xB5C0FBCFEC4D3B2F), UL64(0xE9B5DBA58189DBBC), |
136 | | UL64(0x3956C25BF348B538), UL64(0x59F111F1B605D019), |
137 | | UL64(0x923F82A4AF194F9B), UL64(0xAB1C5ED5DA6D8118), |
138 | | UL64(0xD807AA98A3030242), UL64(0x12835B0145706FBE), |
139 | | UL64(0x243185BE4EE4B28C), UL64(0x550C7DC3D5FFB4E2), |
140 | | UL64(0x72BE5D74F27B896F), UL64(0x80DEB1FE3B1696B1), |
141 | | UL64(0x9BDC06A725C71235), UL64(0xC19BF174CF692694), |
142 | | UL64(0xE49B69C19EF14AD2), UL64(0xEFBE4786384F25E3), |
143 | | UL64(0x0FC19DC68B8CD5B5), UL64(0x240CA1CC77AC9C65), |
144 | | UL64(0x2DE92C6F592B0275), UL64(0x4A7484AA6EA6E483), |
145 | | UL64(0x5CB0A9DCBD41FBD4), UL64(0x76F988DA831153B5), |
146 | | UL64(0x983E5152EE66DFAB), UL64(0xA831C66D2DB43210), |
147 | | UL64(0xB00327C898FB213F), UL64(0xBF597FC7BEEF0EE4), |
148 | | UL64(0xC6E00BF33DA88FC2), UL64(0xD5A79147930AA725), |
149 | | UL64(0x06CA6351E003826F), UL64(0x142929670A0E6E70), |
150 | | UL64(0x27B70A8546D22FFC), UL64(0x2E1B21385C26C926), |
151 | | UL64(0x4D2C6DFC5AC42AED), UL64(0x53380D139D95B3DF), |
152 | | UL64(0x650A73548BAF63DE), UL64(0x766A0ABB3C77B2A8), |
153 | | UL64(0x81C2C92E47EDAEE6), UL64(0x92722C851482353B), |
154 | | UL64(0xA2BFE8A14CF10364), UL64(0xA81A664BBC423001), |
155 | | UL64(0xC24B8B70D0F89791), UL64(0xC76C51A30654BE30), |
156 | | UL64(0xD192E819D6EF5218), UL64(0xD69906245565A910), |
157 | | UL64(0xF40E35855771202A), UL64(0x106AA07032BBD1B8), |
158 | | UL64(0x19A4C116B8D2D0C8), UL64(0x1E376C085141AB53), |
159 | | UL64(0x2748774CDF8EEB99), UL64(0x34B0BCB5E19B48A8), |
160 | | UL64(0x391C0CB3C5C95A63), UL64(0x4ED8AA4AE3418ACB), |
161 | | UL64(0x5B9CCA4F7763E373), UL64(0x682E6FF3D6B2B8A3), |
162 | | UL64(0x748F82EE5DEFB2FC), UL64(0x78A5636F43172F60), |
163 | | UL64(0x84C87814A1F0AB72), UL64(0x8CC702081A6439EC), |
164 | | UL64(0x90BEFFFA23631E28), UL64(0xA4506CEBDE82BDE9), |
165 | | UL64(0xBEF9A3F7B2C67915), UL64(0xC67178F2E372532B), |
166 | | UL64(0xCA273ECEEA26619C), UL64(0xD186B8C721C0C207), |
167 | | UL64(0xEADA7DD6CDE0EB1E), UL64(0xF57D4F7FEE6ED178), |
168 | | UL64(0x06F067AA72176FBA), UL64(0x0A637DC5A2C898A6), |
169 | | UL64(0x113F9804BEF90DAE), UL64(0x1B710B35131C471B), |
170 | | UL64(0x28DB77F523047D84), UL64(0x32CAAB7B40C72493), |
171 | | UL64(0x3C9EBE0A15C9BEBC), UL64(0x431D67C49C100D4C), |
172 | | UL64(0x4CC5D4BECB3E42B6), UL64(0x597F299CFC657E2A), |
173 | | UL64(0x5FCB6FAB3AD6FAEC), UL64(0x6C44198C4A475817) |
174 | | }; |
175 | | |
176 | | int mbedtls_internal_sha512_process(mbedtls_sha512_context *ctx, |
177 | | const unsigned char data[128]) |
178 | 0 | { |
179 | 0 | int i; |
180 | 0 | struct { |
181 | 0 | uint64_t temp1, temp2, W[80]; |
182 | 0 | uint64_t A[8]; |
183 | 0 | } local; |
184 | |
|
185 | 0 | SHA512_VALIDATE_RET(ctx != NULL); |
186 | 0 | SHA512_VALIDATE_RET((const unsigned char *) data != NULL); |
187 | |
|
188 | 0 | #define SHR(x, n) ((x) >> (n)) |
189 | 0 | #define ROTR(x, n) (SHR((x), (n)) | ((x) << (64 - (n)))) |
190 | |
|
191 | 0 | #define S0(x) (ROTR(x, 1) ^ ROTR(x, 8) ^ SHR(x, 7)) |
192 | 0 | #define S1(x) (ROTR(x, 19) ^ ROTR(x, 61) ^ SHR(x, 6)) |
193 | |
|
194 | 0 | #define S2(x) (ROTR(x, 28) ^ ROTR(x, 34) ^ ROTR(x, 39)) |
195 | 0 | #define S3(x) (ROTR(x, 14) ^ ROTR(x, 18) ^ ROTR(x, 41)) |
196 | |
|
197 | 0 | #define F0(x, y, z) (((x) & (y)) | ((z) & ((x) | (y)))) |
198 | 0 | #define F1(x, y, z) ((z) ^ ((x) & ((y) ^ (z)))) |
199 | |
|
200 | 0 | #define P(a, b, c, d, e, f, g, h, x, K) \ |
201 | 0 | do \ |
202 | 0 | { \ |
203 | 0 | local.temp1 = (h) + S3(e) + F1((e), (f), (g)) + (K) + (x); \ |
204 | 0 | local.temp2 = S2(a) + F0((a), (b), (c)); \ |
205 | 0 | (d) += local.temp1; (h) = local.temp1 + local.temp2; \ |
206 | 0 | } while (0) |
207 | |
|
208 | 0 | for (i = 0; i < 8; i++) { |
209 | 0 | local.A[i] = ctx->state[i]; |
210 | 0 | } |
211 | |
|
212 | | #if defined(MBEDTLS_SHA512_SMALLER) |
213 | | for (i = 0; i < 80; i++) { |
214 | | if (i < 16) { |
215 | | local.W[i] = MBEDTLS_GET_UINT64_BE(data, i << 3); |
216 | | } else { |
217 | | local.W[i] = S1(local.W[i - 2]) + local.W[i - 7] + |
218 | | S0(local.W[i - 15]) + local.W[i - 16]; |
219 | | } |
220 | | |
221 | | P(local.A[0], local.A[1], local.A[2], local.A[3], local.A[4], |
222 | | local.A[5], local.A[6], local.A[7], local.W[i], K[i]); |
223 | | |
224 | | local.temp1 = local.A[7]; local.A[7] = local.A[6]; |
225 | | local.A[6] = local.A[5]; local.A[5] = local.A[4]; |
226 | | local.A[4] = local.A[3]; local.A[3] = local.A[2]; |
227 | | local.A[2] = local.A[1]; local.A[1] = local.A[0]; |
228 | | local.A[0] = local.temp1; |
229 | | } |
230 | | #else /* MBEDTLS_SHA512_SMALLER */ |
231 | 0 | for (i = 0; i < 16; i++) { |
232 | 0 | local.W[i] = MBEDTLS_GET_UINT64_BE(data, i << 3); |
233 | 0 | } |
234 | |
|
235 | 0 | for (; i < 80; i++) { |
236 | 0 | local.W[i] = S1(local.W[i - 2]) + local.W[i - 7] + |
237 | 0 | S0(local.W[i - 15]) + local.W[i - 16]; |
238 | 0 | } |
239 | |
|
240 | 0 | i = 0; |
241 | 0 | do { |
242 | 0 | P(local.A[0], local.A[1], local.A[2], local.A[3], local.A[4], |
243 | 0 | local.A[5], local.A[6], local.A[7], local.W[i], K[i]); i++; |
244 | 0 | P(local.A[7], local.A[0], local.A[1], local.A[2], local.A[3], |
245 | 0 | local.A[4], local.A[5], local.A[6], local.W[i], K[i]); i++; |
246 | 0 | P(local.A[6], local.A[7], local.A[0], local.A[1], local.A[2], |
247 | 0 | local.A[3], local.A[4], local.A[5], local.W[i], K[i]); i++; |
248 | 0 | P(local.A[5], local.A[6], local.A[7], local.A[0], local.A[1], |
249 | 0 | local.A[2], local.A[3], local.A[4], local.W[i], K[i]); i++; |
250 | 0 | P(local.A[4], local.A[5], local.A[6], local.A[7], local.A[0], |
251 | 0 | local.A[1], local.A[2], local.A[3], local.W[i], K[i]); i++; |
252 | 0 | P(local.A[3], local.A[4], local.A[5], local.A[6], local.A[7], |
253 | 0 | local.A[0], local.A[1], local.A[2], local.W[i], K[i]); i++; |
254 | 0 | P(local.A[2], local.A[3], local.A[4], local.A[5], local.A[6], |
255 | 0 | local.A[7], local.A[0], local.A[1], local.W[i], K[i]); i++; |
256 | 0 | P(local.A[1], local.A[2], local.A[3], local.A[4], local.A[5], |
257 | 0 | local.A[6], local.A[7], local.A[0], local.W[i], K[i]); i++; |
258 | 0 | } while (i < 80); |
259 | 0 | #endif /* MBEDTLS_SHA512_SMALLER */ |
260 | |
|
261 | 0 | for (i = 0; i < 8; i++) { |
262 | 0 | ctx->state[i] += local.A[i]; |
263 | 0 | } |
264 | | |
265 | | /* Zeroise buffers and variables to clear sensitive data from memory. */ |
266 | 0 | mbedtls_platform_zeroize(&local, sizeof(local)); |
267 | |
|
268 | 0 | return 0; |
269 | 0 | } |
270 | | |
271 | | #if !defined(MBEDTLS_DEPRECATED_REMOVED) |
272 | | void mbedtls_sha512_process(mbedtls_sha512_context *ctx, |
273 | | const unsigned char data[128]) |
274 | 0 | { |
275 | 0 | mbedtls_internal_sha512_process(ctx, data); |
276 | 0 | } |
277 | | #endif |
278 | | #endif /* !MBEDTLS_SHA512_PROCESS_ALT */ |
279 | | |
280 | | /* |
281 | | * SHA-512 process buffer |
282 | | */ |
283 | | int mbedtls_sha512_update_ret(mbedtls_sha512_context *ctx, |
284 | | const unsigned char *input, |
285 | | size_t ilen) |
286 | 0 | { |
287 | 0 | int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; |
288 | 0 | size_t fill; |
289 | 0 | unsigned int left; |
290 | |
|
291 | 0 | SHA512_VALIDATE_RET(ctx != NULL); |
292 | 0 | SHA512_VALIDATE_RET(ilen == 0 || input != NULL); |
293 | |
|
294 | 0 | if (ilen == 0) { |
295 | 0 | return 0; |
296 | 0 | } |
297 | | |
298 | 0 | left = (unsigned int) (ctx->total[0] & 0x7F); |
299 | 0 | fill = 128 - left; |
300 | |
|
301 | 0 | ctx->total[0] += (uint64_t) ilen; |
302 | |
|
303 | 0 | if (ctx->total[0] < (uint64_t) ilen) { |
304 | 0 | ctx->total[1]++; |
305 | 0 | } |
306 | |
|
307 | 0 | if (left && ilen >= fill) { |
308 | 0 | memcpy((void *) (ctx->buffer + left), input, fill); |
309 | |
|
310 | 0 | if ((ret = mbedtls_internal_sha512_process(ctx, ctx->buffer)) != 0) { |
311 | 0 | return ret; |
312 | 0 | } |
313 | | |
314 | 0 | input += fill; |
315 | 0 | ilen -= fill; |
316 | 0 | left = 0; |
317 | 0 | } |
318 | | |
319 | 0 | while (ilen >= 128) { |
320 | 0 | if ((ret = mbedtls_internal_sha512_process(ctx, input)) != 0) { |
321 | 0 | return ret; |
322 | 0 | } |
323 | | |
324 | 0 | input += 128; |
325 | 0 | ilen -= 128; |
326 | 0 | } |
327 | | |
328 | 0 | if (ilen > 0) { |
329 | 0 | memcpy((void *) (ctx->buffer + left), input, ilen); |
330 | 0 | } |
331 | |
|
332 | 0 | return 0; |
333 | 0 | } |
334 | | |
335 | | #if !defined(MBEDTLS_DEPRECATED_REMOVED) |
336 | | void mbedtls_sha512_update(mbedtls_sha512_context *ctx, |
337 | | const unsigned char *input, |
338 | | size_t ilen) |
339 | 0 | { |
340 | 0 | mbedtls_sha512_update_ret(ctx, input, ilen); |
341 | 0 | } |
342 | | #endif |
343 | | |
344 | | /* |
345 | | * SHA-512 final digest |
346 | | */ |
347 | | int mbedtls_sha512_finish_ret(mbedtls_sha512_context *ctx, |
348 | | unsigned char output[64]) |
349 | 0 | { |
350 | 0 | int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; |
351 | 0 | unsigned used; |
352 | 0 | uint64_t high, low; |
353 | |
|
354 | 0 | SHA512_VALIDATE_RET(ctx != NULL); |
355 | 0 | SHA512_VALIDATE_RET((unsigned char *) output != NULL); |
356 | | |
357 | | /* |
358 | | * Add padding: 0x80 then 0x00 until 16 bytes remain for the length |
359 | | */ |
360 | 0 | used = ctx->total[0] & 0x7F; |
361 | |
|
362 | 0 | ctx->buffer[used++] = 0x80; |
363 | |
|
364 | 0 | if (used <= 112) { |
365 | | /* Enough room for padding + length in current block */ |
366 | 0 | memset(ctx->buffer + used, 0, 112 - used); |
367 | 0 | } else { |
368 | | /* We'll need an extra block */ |
369 | 0 | memset(ctx->buffer + used, 0, 128 - used); |
370 | |
|
371 | 0 | if ((ret = mbedtls_internal_sha512_process(ctx, ctx->buffer)) != 0) { |
372 | 0 | return ret; |
373 | 0 | } |
374 | | |
375 | 0 | memset(ctx->buffer, 0, 112); |
376 | 0 | } |
377 | | |
378 | | /* |
379 | | * Add message length |
380 | | */ |
381 | 0 | high = (ctx->total[0] >> 61) |
382 | 0 | | (ctx->total[1] << 3); |
383 | 0 | low = (ctx->total[0] << 3); |
384 | |
|
385 | 0 | sha512_put_uint64_be(high, ctx->buffer, 112); |
386 | 0 | sha512_put_uint64_be(low, ctx->buffer, 120); |
387 | |
|
388 | 0 | if ((ret = mbedtls_internal_sha512_process(ctx, ctx->buffer)) != 0) { |
389 | 0 | return ret; |
390 | 0 | } |
391 | | |
392 | | /* |
393 | | * Output final state |
394 | | */ |
395 | 0 | sha512_put_uint64_be(ctx->state[0], output, 0); |
396 | 0 | sha512_put_uint64_be(ctx->state[1], output, 8); |
397 | 0 | sha512_put_uint64_be(ctx->state[2], output, 16); |
398 | 0 | sha512_put_uint64_be(ctx->state[3], output, 24); |
399 | 0 | sha512_put_uint64_be(ctx->state[4], output, 32); |
400 | 0 | sha512_put_uint64_be(ctx->state[5], output, 40); |
401 | |
|
402 | 0 | int truncated = 0; |
403 | 0 | #if !defined(MBEDTLS_SHA512_NO_SHA384) |
404 | 0 | truncated = ctx->is384; |
405 | 0 | #endif |
406 | 0 | if (!truncated) { |
407 | 0 | sha512_put_uint64_be(ctx->state[6], output, 48); |
408 | 0 | sha512_put_uint64_be(ctx->state[7], output, 56); |
409 | 0 | } |
410 | |
|
411 | 0 | return 0; |
412 | 0 | } |
413 | | |
414 | | #if !defined(MBEDTLS_DEPRECATED_REMOVED) |
415 | | void mbedtls_sha512_finish(mbedtls_sha512_context *ctx, |
416 | | unsigned char output[64]) |
417 | 0 | { |
418 | 0 | mbedtls_sha512_finish_ret(ctx, output); |
419 | 0 | } |
420 | | #endif |
421 | | |
422 | | #endif /* !MBEDTLS_SHA512_ALT */ |
423 | | |
424 | | /* |
425 | | * output = SHA-512( input buffer ) |
426 | | */ |
427 | | int mbedtls_sha512_ret(const unsigned char *input, |
428 | | size_t ilen, |
429 | | unsigned char output[64], |
430 | | int is384) |
431 | 0 | { |
432 | 0 | int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; |
433 | 0 | mbedtls_sha512_context ctx; |
434 | |
|
435 | 0 | #if !defined(MBEDTLS_SHA512_NO_SHA384) |
436 | 0 | SHA512_VALIDATE_RET(is384 == 0 || is384 == 1); |
437 | | #else |
438 | | SHA512_VALIDATE_RET(is384 == 0); |
439 | | #endif |
440 | 0 | SHA512_VALIDATE_RET(ilen == 0 || input != NULL); |
441 | 0 | SHA512_VALIDATE_RET((unsigned char *) output != NULL); |
442 | |
|
443 | 0 | mbedtls_sha512_init(&ctx); |
444 | |
|
445 | 0 | if ((ret = mbedtls_sha512_starts_ret(&ctx, is384)) != 0) { |
446 | 0 | goto exit; |
447 | 0 | } |
448 | | |
449 | 0 | if ((ret = mbedtls_sha512_update_ret(&ctx, input, ilen)) != 0) { |
450 | 0 | goto exit; |
451 | 0 | } |
452 | | |
453 | 0 | if ((ret = mbedtls_sha512_finish_ret(&ctx, output)) != 0) { |
454 | 0 | goto exit; |
455 | 0 | } |
456 | | |
457 | 0 | exit: |
458 | 0 | mbedtls_sha512_free(&ctx); |
459 | |
|
460 | 0 | return ret; |
461 | 0 | } |
462 | | |
463 | | #if !defined(MBEDTLS_DEPRECATED_REMOVED) |
464 | | void mbedtls_sha512(const unsigned char *input, |
465 | | size_t ilen, |
466 | | unsigned char output[64], |
467 | | int is384) |
468 | 0 | { |
469 | 0 | mbedtls_sha512_ret(input, ilen, output, is384); |
470 | 0 | } |
471 | | #endif |
472 | | |
473 | | #if defined(MBEDTLS_SELF_TEST) |
474 | | |
475 | | /* |
476 | | * FIPS-180-2 test vectors |
477 | | */ |
478 | | static const unsigned char sha512_test_buf[3][113] = |
479 | | { |
480 | | { "abc" }, |
481 | | { |
482 | | "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu" |
483 | | }, |
484 | | { "" } |
485 | | }; |
486 | | |
487 | | static const size_t sha512_test_buflen[3] = |
488 | | { |
489 | | 3, 112, 1000 |
490 | | }; |
491 | | |
492 | | static const unsigned char sha512_test_sum[][64] = |
493 | | { |
494 | | #if !defined(MBEDTLS_SHA512_NO_SHA384) |
495 | | /* |
496 | | * SHA-384 test vectors |
497 | | */ |
498 | | { 0xCB, 0x00, 0x75, 0x3F, 0x45, 0xA3, 0x5E, 0x8B, |
499 | | 0xB5, 0xA0, 0x3D, 0x69, 0x9A, 0xC6, 0x50, 0x07, |
500 | | 0x27, 0x2C, 0x32, 0xAB, 0x0E, 0xDE, 0xD1, 0x63, |
501 | | 0x1A, 0x8B, 0x60, 0x5A, 0x43, 0xFF, 0x5B, 0xED, |
502 | | 0x80, 0x86, 0x07, 0x2B, 0xA1, 0xE7, 0xCC, 0x23, |
503 | | 0x58, 0xBA, 0xEC, 0xA1, 0x34, 0xC8, 0x25, 0xA7 }, |
504 | | { 0x09, 0x33, 0x0C, 0x33, 0xF7, 0x11, 0x47, 0xE8, |
505 | | 0x3D, 0x19, 0x2F, 0xC7, 0x82, 0xCD, 0x1B, 0x47, |
506 | | 0x53, 0x11, 0x1B, 0x17, 0x3B, 0x3B, 0x05, 0xD2, |
507 | | 0x2F, 0xA0, 0x80, 0x86, 0xE3, 0xB0, 0xF7, 0x12, |
508 | | 0xFC, 0xC7, 0xC7, 0x1A, 0x55, 0x7E, 0x2D, 0xB9, |
509 | | 0x66, 0xC3, 0xE9, 0xFA, 0x91, 0x74, 0x60, 0x39 }, |
510 | | { 0x9D, 0x0E, 0x18, 0x09, 0x71, 0x64, 0x74, 0xCB, |
511 | | 0x08, 0x6E, 0x83, 0x4E, 0x31, 0x0A, 0x4A, 0x1C, |
512 | | 0xED, 0x14, 0x9E, 0x9C, 0x00, 0xF2, 0x48, 0x52, |
513 | | 0x79, 0x72, 0xCE, 0xC5, 0x70, 0x4C, 0x2A, 0x5B, |
514 | | 0x07, 0xB8, 0xB3, 0xDC, 0x38, 0xEC, 0xC4, 0xEB, |
515 | | 0xAE, 0x97, 0xDD, 0xD8, 0x7F, 0x3D, 0x89, 0x85 }, |
516 | | #endif /* !MBEDTLS_SHA512_NO_SHA384 */ |
517 | | |
518 | | /* |
519 | | * SHA-512 test vectors |
520 | | */ |
521 | | { 0xDD, 0xAF, 0x35, 0xA1, 0x93, 0x61, 0x7A, 0xBA, |
522 | | 0xCC, 0x41, 0x73, 0x49, 0xAE, 0x20, 0x41, 0x31, |
523 | | 0x12, 0xE6, 0xFA, 0x4E, 0x89, 0xA9, 0x7E, 0xA2, |
524 | | 0x0A, 0x9E, 0xEE, 0xE6, 0x4B, 0x55, 0xD3, 0x9A, |
525 | | 0x21, 0x92, 0x99, 0x2A, 0x27, 0x4F, 0xC1, 0xA8, |
526 | | 0x36, 0xBA, 0x3C, 0x23, 0xA3, 0xFE, 0xEB, 0xBD, |
527 | | 0x45, 0x4D, 0x44, 0x23, 0x64, 0x3C, 0xE8, 0x0E, |
528 | | 0x2A, 0x9A, 0xC9, 0x4F, 0xA5, 0x4C, 0xA4, 0x9F }, |
529 | | { 0x8E, 0x95, 0x9B, 0x75, 0xDA, 0xE3, 0x13, 0xDA, |
530 | | 0x8C, 0xF4, 0xF7, 0x28, 0x14, 0xFC, 0x14, 0x3F, |
531 | | 0x8F, 0x77, 0x79, 0xC6, 0xEB, 0x9F, 0x7F, 0xA1, |
532 | | 0x72, 0x99, 0xAE, 0xAD, 0xB6, 0x88, 0x90, 0x18, |
533 | | 0x50, 0x1D, 0x28, 0x9E, 0x49, 0x00, 0xF7, 0xE4, |
534 | | 0x33, 0x1B, 0x99, 0xDE, 0xC4, 0xB5, 0x43, 0x3A, |
535 | | 0xC7, 0xD3, 0x29, 0xEE, 0xB6, 0xDD, 0x26, 0x54, |
536 | | 0x5E, 0x96, 0xE5, 0x5B, 0x87, 0x4B, 0xE9, 0x09 }, |
537 | | { 0xE7, 0x18, 0x48, 0x3D, 0x0C, 0xE7, 0x69, 0x64, |
538 | | 0x4E, 0x2E, 0x42, 0xC7, 0xBC, 0x15, 0xB4, 0x63, |
539 | | 0x8E, 0x1F, 0x98, 0xB1, 0x3B, 0x20, 0x44, 0x28, |
540 | | 0x56, 0x32, 0xA8, 0x03, 0xAF, 0xA9, 0x73, 0xEB, |
541 | | 0xDE, 0x0F, 0xF2, 0x44, 0x87, 0x7E, 0xA6, 0x0A, |
542 | | 0x4C, 0xB0, 0x43, 0x2C, 0xE5, 0x77, 0xC3, 0x1B, |
543 | | 0xEB, 0x00, 0x9C, 0x5C, 0x2C, 0x49, 0xAA, 0x2E, |
544 | | 0x4E, 0xAD, 0xB2, 0x17, 0xAD, 0x8C, 0xC0, 0x9B } |
545 | | }; |
546 | | |
547 | 0 | #define ARRAY_LENGTH(a) (sizeof(a) / sizeof((a)[0])) |
548 | | |
549 | | /* |
550 | | * Checkup routine |
551 | | */ |
552 | | int mbedtls_sha512_self_test(int verbose) |
553 | 0 | { |
554 | 0 | int i, j, k, buflen, ret = 0; |
555 | 0 | unsigned char *buf; |
556 | 0 | unsigned char sha512sum[64]; |
557 | 0 | mbedtls_sha512_context ctx; |
558 | |
|
559 | 0 | buf = mbedtls_calloc(1024, sizeof(unsigned char)); |
560 | 0 | if (NULL == buf) { |
561 | 0 | if (verbose != 0) { |
562 | 0 | mbedtls_printf("Buffer allocation failed\n"); |
563 | 0 | } |
564 | |
|
565 | 0 | return 1; |
566 | 0 | } |
567 | | |
568 | 0 | mbedtls_sha512_init(&ctx); |
569 | |
|
570 | 0 | for (i = 0; i < (int) ARRAY_LENGTH(sha512_test_sum); i++) { |
571 | 0 | j = i % 3; |
572 | 0 | #if !defined(MBEDTLS_SHA512_NO_SHA384) |
573 | 0 | k = i < 3; |
574 | | #else |
575 | | k = 0; |
576 | | #endif |
577 | |
|
578 | 0 | if (verbose != 0) { |
579 | 0 | mbedtls_printf(" SHA-%d test #%d: ", 512 - k * 128, j + 1); |
580 | 0 | } |
581 | |
|
582 | 0 | if ((ret = mbedtls_sha512_starts_ret(&ctx, k)) != 0) { |
583 | 0 | goto fail; |
584 | 0 | } |
585 | | |
586 | 0 | if (j == 2) { |
587 | 0 | memset(buf, 'a', buflen = 1000); |
588 | |
|
589 | 0 | for (j = 0; j < 1000; j++) { |
590 | 0 | ret = mbedtls_sha512_update_ret(&ctx, buf, buflen); |
591 | 0 | if (ret != 0) { |
592 | 0 | goto fail; |
593 | 0 | } |
594 | 0 | } |
595 | 0 | } else { |
596 | 0 | ret = mbedtls_sha512_update_ret(&ctx, sha512_test_buf[j], |
597 | 0 | sha512_test_buflen[j]); |
598 | 0 | if (ret != 0) { |
599 | 0 | goto fail; |
600 | 0 | } |
601 | 0 | } |
602 | | |
603 | 0 | if ((ret = mbedtls_sha512_finish_ret(&ctx, sha512sum)) != 0) { |
604 | 0 | goto fail; |
605 | 0 | } |
606 | | |
607 | 0 | if (memcmp(sha512sum, sha512_test_sum[i], 64 - k * 16) != 0) { |
608 | 0 | ret = 1; |
609 | 0 | goto fail; |
610 | 0 | } |
611 | | |
612 | 0 | if (verbose != 0) { |
613 | 0 | mbedtls_printf("passed\n"); |
614 | 0 | } |
615 | 0 | } |
616 | | |
617 | 0 | if (verbose != 0) { |
618 | 0 | mbedtls_printf("\n"); |
619 | 0 | } |
620 | |
|
621 | 0 | goto exit; |
622 | | |
623 | 0 | fail: |
624 | 0 | if (verbose != 0) { |
625 | 0 | mbedtls_printf("failed\n"); |
626 | 0 | } |
627 | |
|
628 | 0 | exit: |
629 | 0 | mbedtls_sha512_free(&ctx); |
630 | 0 | mbedtls_free(buf); |
631 | |
|
632 | 0 | return ret; |
633 | 0 | } |
634 | | |
635 | | #undef ARRAY_LENGTH |
636 | | |
637 | | #endif /* MBEDTLS_SELF_TEST */ |
638 | | |
639 | | #endif /* MBEDTLS_SHA512_C */ |