/* | |
* FIPS-180-2 compliant SHA-384/512 implementation | |
* | |
* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved | |
* SPDX-License-Identifier: Apache-2.0 | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"); you may | |
* not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | |
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
* | |
* This file is part of mbed TLS (https://tls.mbed.org) | |
*/ | |
/* | |
* The SHA-512 Secure Hash Standard was published by NIST in 2002. | |
* | |
* http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf | |
*/ | |
#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 /* MBEDTLS_PLATFORM_C */ | |
#endif /* MBEDTLS_SELF_TEST */ | |
#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) | |
/* | |
* 64-bit integer manipulation macros (big endian) | |
*/ | |
#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 /* GET_UINT64_BE */ | |
#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 /* PUT_UINT64_BE */ | |
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; | |
} | |
/* | |
* SHA-512 context setup | |
*/ | |
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 ) | |
{ | |
/* SHA-512 */ | |
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); | |
} | |
else | |
{ | |
/* SHA-384 */ | |
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); | |
} | |
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) | |
/* | |
* Round constants | |
*/ | |
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 ) | |
for( i = 0; i < 16; i++ ) | |
{ | |
GET_UINT64_BE( W[i], data, i << 3 ); | |
} | |
for( ; i < 80; i++ ) | |
{ | |
W[i] = S1(W[i - 2]) + W[i - 7] + | |
S0(W[i - 15]) + W[i - 16]; | |
} | |
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 /* !MBEDTLS_SHA512_PROCESS_ALT */ | |
/* | |
* SHA-512 process buffer | |
*/ | |
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; | |
} | |
while( ilen >= 128 ) | |
{ | |
if( ( ret = mbedtls_internal_sha512_process( ctx, input ) ) != 0 ) | |
return( ret ); | |
input += 128; | |
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 | |
/* | |
* SHA-512 final digest | |
*/ | |
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 ); | |
/* | |
* Add padding: 0x80 then 0x00 until 16 bytes remain for the length | |
*/ | |
used = ctx->total[0] & 0x7F; | |
ctx->buffer[used++] = 0x80; | |
if( used <= 112 ) | |
{ | |
/* Enough room for padding + length in current block */ | |
memset( ctx->buffer + used, 0, 112 - used ); | |
} | |
else | |
{ | |
/* We'll need an extra block */ | |
memset( ctx->buffer + used, 0, 128 - used ); | |
if( ( ret = mbedtls_internal_sha512_process( ctx, ctx->buffer ) ) != 0 ) | |
return( ret ); | |
memset( ctx->buffer, 0, 112 ); | |
} | |
/* | |
* Add message length | |
*/ | |
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 ); | |
/* | |
* Output final state | |
*/ | |
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 ); | |
} | |
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 /* !MBEDTLS_SHA512_ALT */ | |
/* | |
* output = SHA-512( input buffer ) | |
*/ | |
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) | |
/* | |
* FIPS-180-2 test vectors | |
*/ | |
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] = | |
{ | |
/* | |
* SHA-384 test vectors | |
*/ | |
{ 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 }, | |
/* | |
* SHA-512 test vectors | |
*/ | |
{ 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 } | |
}; | |
/* | |
* Checkup routine | |
*/ | |
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 ); | |
} | |
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; | |
} | |
} | |
else | |
{ | |
ret = mbedtls_sha512_update_ret( &ctx, sha512_test_buf[j], | |
sha512_test_buflen[j] ); | |
if( ret != 0 ) | |
goto fail; | |
} | |
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( verbose != 0 ) | |
mbedtls_printf( "passed\n" ); | |
} | |
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 ); | |
} | |
#endif /* MBEDTLS_SELF_TEST */ | |
#endif /* MBEDTLS_SHA512_C */ |