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/*
* FIPS-180-2 compliant SHA-384/512 implementation
*
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
*/
/*
* The SHA-512 Secure Hash Standard was published by NIST in 2002.
*
* http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf
*/
#include "common.h"
#if defined(MBEDTLS_SHA512_C)
#include "mbedtls/sha512.h"
#include "mbedtls/platform_util.h"
#include "mbedtls/error.h"
#if defined(_MSC_VER) || defined(__WATCOMC__)
#define UL64(x) x##ui64
#else
#define UL64(x) x##ULL
#endif
#include <string.h>
#include "mbedtls/platform.h"
#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)
#if defined(MBEDTLS_SHA512_SMALLER)
static void sha512_put_uint64_be(uint64_t n, unsigned char *b, uint8_t i)
{
MBEDTLS_PUT_UINT64_BE(n, b, i);
}
#else
#define sha512_put_uint64_be MBEDTLS_PUT_UINT64_BE
#endif /* MBEDTLS_SHA512_SMALLER */
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);
#if !defined(MBEDTLS_SHA512_NO_SHA384)
SHA512_VALIDATE_RET(is384 == 0 || is384 == 1);
#else
SHA512_VALIDATE_RET(is384 == 0);
#endif
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 {
#if defined(MBEDTLS_SHA512_NO_SHA384)
return MBEDTLS_ERR_SHA512_BAD_INPUT_DATA;
#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);
#endif /* MBEDTLS_SHA512_NO_SHA384 */
}
#if !defined(MBEDTLS_SHA512_NO_SHA384)
ctx->is384 = is384;
#endif
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;
struct {
uint64_t temp1, temp2, W[80];
uint64_t A[8];
} local;
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 \
{ \
local.temp1 = (h) + S3(e) + F1((e), (f), (g)) + (K) + (x); \
local.temp2 = S2(a) + F0((a), (b), (c)); \
(d) += local.temp1; (h) = local.temp1 + local.temp2; \
} while (0)
for (i = 0; i < 8; i++) {
local.A[i] = ctx->state[i];
}
#if defined(MBEDTLS_SHA512_SMALLER)
for (i = 0; i < 80; i++) {
if (i < 16) {
local.W[i] = MBEDTLS_GET_UINT64_BE(data, i << 3);
} else {
local.W[i] = S1(local.W[i - 2]) + local.W[i - 7] +
S0(local.W[i - 15]) + local.W[i - 16];
}
P(local.A[0], local.A[1], local.A[2], local.A[3], local.A[4],
local.A[5], local.A[6], local.A[7], local.W[i], K[i]);
local.temp1 = local.A[7]; local.A[7] = local.A[6];
local.A[6] = local.A[5]; local.A[5] = local.A[4];
local.A[4] = local.A[3]; local.A[3] = local.A[2];
local.A[2] = local.A[1]; local.A[1] = local.A[0];
local.A[0] = local.temp1;
}
#else /* MBEDTLS_SHA512_SMALLER */
for (i = 0; i < 16; i++) {
local.W[i] = MBEDTLS_GET_UINT64_BE(data, i << 3);
}
for (; i < 80; i++) {
local.W[i] = S1(local.W[i - 2]) + local.W[i - 7] +
S0(local.W[i - 15]) + local.W[i - 16];
}
i = 0;
do {
P(local.A[0], local.A[1], local.A[2], local.A[3], local.A[4],
local.A[5], local.A[6], local.A[7], local.W[i], K[i]); i++;
P(local.A[7], local.A[0], local.A[1], local.A[2], local.A[3],
local.A[4], local.A[5], local.A[6], local.W[i], K[i]); i++;
P(local.A[6], local.A[7], local.A[0], local.A[1], local.A[2],
local.A[3], local.A[4], local.A[5], local.W[i], K[i]); i++;
P(local.A[5], local.A[6], local.A[7], local.A[0], local.A[1],
local.A[2], local.A[3], local.A[4], local.W[i], K[i]); i++;
P(local.A[4], local.A[5], local.A[6], local.A[7], local.A[0],
local.A[1], local.A[2], local.A[3], local.W[i], K[i]); i++;
P(local.A[3], local.A[4], local.A[5], local.A[6], local.A[7],
local.A[0], local.A[1], local.A[2], local.W[i], K[i]); i++;
P(local.A[2], local.A[3], local.A[4], local.A[5], local.A[6],
local.A[7], local.A[0], local.A[1], local.W[i], K[i]); i++;
P(local.A[1], local.A[2], local.A[3], local.A[4], local.A[5],
local.A[6], local.A[7], local.A[0], local.W[i], K[i]); i++;
} while (i < 80);
#endif /* MBEDTLS_SHA512_SMALLER */
for (i = 0; i < 8; i++) {
ctx->state[i] += local.A[i];
}
/* Zeroise buffers and variables to clear sensitive data from memory. */
mbedtls_platform_zeroize(&local, sizeof(local));
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 = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
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 = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
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);
sha512_put_uint64_be(high, ctx->buffer, 112);
sha512_put_uint64_be(low, ctx->buffer, 120);
if ((ret = mbedtls_internal_sha512_process(ctx, ctx->buffer)) != 0) {
return ret;
}
/*
* Output final state
*/
sha512_put_uint64_be(ctx->state[0], output, 0);
sha512_put_uint64_be(ctx->state[1], output, 8);
sha512_put_uint64_be(ctx->state[2], output, 16);
sha512_put_uint64_be(ctx->state[3], output, 24);
sha512_put_uint64_be(ctx->state[4], output, 32);
sha512_put_uint64_be(ctx->state[5], output, 40);
int truncated = 0;
#if !defined(MBEDTLS_SHA512_NO_SHA384)
truncated = ctx->is384;
#endif
if (!truncated) {
sha512_put_uint64_be(ctx->state[6], output, 48);
sha512_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_ERR_ERROR_CORRUPTION_DETECTED;
mbedtls_sha512_context ctx;
#if !defined(MBEDTLS_SHA512_NO_SHA384)
SHA512_VALIDATE_RET(is384 == 0 || is384 == 1);
#else
SHA512_VALIDATE_RET(is384 == 0);
#endif
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" },
{
"abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"
},
{ "" }
};
static const size_t sha512_test_buflen[3] =
{
3, 112, 1000
};
static const unsigned char sha512_test_sum[][64] =
{
#if !defined(MBEDTLS_SHA512_NO_SHA384)
/*
* 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 },
#endif /* !MBEDTLS_SHA512_NO_SHA384 */
/*
* 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 }
};
#define ARRAY_LENGTH(a) (sizeof(a) / sizeof((a)[0]))
/*
* 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 < (int) ARRAY_LENGTH(sha512_test_sum); i++) {
j = i % 3;
#if !defined(MBEDTLS_SHA512_NO_SHA384)
k = i < 3;
#else
k = 0;
#endif
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;
}
#undef ARRAY_LENGTH
#endif /* MBEDTLS_SELF_TEST */
#endif /* MBEDTLS_SHA512_C */
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