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Import Mbed OS hard-float snapshot

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Beslan
2026-06-01 20:15:04 +03:00
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461
connectivity/drivers/mbedtls/TARGET_Samsung/sha/sha256_alt.c Normal file
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/* mbed Microcontroller Library
* Copyright (c) 2006-2020 ARM Limited
*
* 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.
*/
/****************************************************************************
*
* Copyright 2020 Samsung Electronics 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.
*
****************************************************************************/
#include "mbedtls/sha256.h"
#include "mbedtls/platform_util.h"
#if defined(MBEDTLS_SHA256_C)
#if defined(MBEDTLS_SHA256_ALT)
#include "mb_cmd_hash.h"
#define SHA256_VALIDATE_RET(cond) \
MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_SHA256_BAD_INPUT_DATA )
#define SHA256_VALIDATE(cond) MBEDTLS_INTERNAL_VALIDATE( cond )
/*
* 32-bit integer manipulation macros (big endian)
*/
#ifndef GET_UINT32_BE
#define GET_UINT32_BE(n,b,i) \
do { \
(n) = ( (uint32_t) (b)[(i) ] << 24 ) \
| ( (uint32_t) (b)[(i) + 1] << 16 ) \
| ( (uint32_t) (b)[(i) + 2] << 8 ) \
| ( (uint32_t) (b)[(i) + 3] ); \
} while( 0 )
#endif
#ifndef PUT_UINT32_BE
#define PUT_UINT32_BE(n,b,i) \
do { \
(b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
(b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
(b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
(b)[(i) + 3] = (unsigned char) ( (n) ); \
} while( 0 )
#endif
#include "string.h"
#include "sss_common.h"
#include "mb_cmd_system.h"
int mbedtls_sha256_sw_finish_ret(mbedtls_sha256_context *ctx, unsigned char output[32]);
int mbedtls_sha256_sw_update_ret(mbedtls_sha256_context *ctx, const unsigned char *input, size_t ilen);
void mbedtls_sha256_init(mbedtls_sha256_context *ctx)
{
memset(ctx, 0, sizeof(mbedtls_sha256_context));
}
void mbedtls_sha256_free(mbedtls_sha256_context *ctx)
{
if (ctx == NULL) {
return;
}
memset(ctx, 0, sizeof(mbedtls_sha256_context));
}
void mbedtls_sha256_clone(mbedtls_sha256_context *dst,
const mbedtls_sha256_context *src)
{
// Corner case: Destination/source contexts are the same
if (dst == src) {
return;
}
SHA256_VALIDATE(dst != NULL);
SHA256_VALIDATE(src != NULL);
memcpy(dst, src, sizeof(mbedtls_sha256_context));
}
/*
* SHA-256 context setup
*/
int mbedtls_sha256_starts_ret(mbedtls_sha256_context *ctx, int is224)
{
SHA256_VALIDATE_RET(ctx != NULL);
SHA256_VALIDATE_RET(is224 == 0 || is224 == 1);
ctx->total[0] = 0;
ctx->total[1] = 0;
if (is224 == 0) {
ctx->is224 = 0;
memset(ctx, 0, sizeof(mbedtls_sha256_context));
} else {
/* SHA-224 */
ctx->state[0] = 0xC1059ED8;
ctx->state[1] = 0x367CD507;
ctx->state[2] = 0x3070DD17;
ctx->state[3] = 0xF70E5939;
ctx->state[4] = 0xFFC00B31;
ctx->state[5] = 0x68581511;
ctx->state[6] = 0x64F98FA7;
ctx->state[7] = 0xBEFA4FA4;
ctx->is224 = is224;
}
// No any of H/W access, always return OK
return 0;
}
/*
* SHA-256 process buffer
*/
int mbedtls_sha256_update_ret(mbedtls_sha256_context *ctx, const unsigned char *input, size_t ilen)
{
if (ctx->is224) {
mbedtls_sha256_sw_update_ret(ctx, input, ilen);
} else {
if (ilen > MAX_MB_HASH_BLOCK_BLEN || (ctx->totals + ilen) > MAX_MB_HASH_BLOCK_BLEN || ctx->totals > MAX_MB_HASH_BLOCK_BLEN) {
// H/W SHA has limitation to seperated API with oversized message.
// fall back to S/W SHA-256
if (ctx->totals == 0 || ctx->hw == 1) {
ctx->total[0] = 0;
ctx->total[1] = 0;
/* SHA-256 */
ctx->state[0] = 0x6A09E667;
ctx->state[1] = 0xBB67AE85;
ctx->state[2] = 0x3C6EF372;
ctx->state[3] = 0xA54FF53A;
ctx->state[4] = 0x510E527F;
ctx->state[5] = 0x9B05688C;
ctx->state[6] = 0x1F83D9AB;
ctx->state[7] = 0x5BE0CD19;
}
ctx->totals += ilen;
//in case, H/W -> S/W fallback case
if ((ctx->totals + ilen) > MAX_MB_HASH_BLOCK_BLEN && ctx->hw == 1) {
mbedtls_sha512_sw_update_ret(ctx, ctx->sbuf, ctx->pstMessage.u32DataByteLen);
}
ctx->hw = 0;
mbedtls_sha256_sw_update_ret(ctx, input, ilen);
} else { //less than MAX_MB_HASH_BLOCK_BLEN size will handle with H/W
// SHA-256 handle by SSS H/W
memcpy(ctx->sbuf + ctx->pstMessage.u32DataByteLen, input, ilen);
ctx->pstMessage.u32DataByteLen += ilen;
ctx->totals += ilen; //in case the block size increased incrementally. (3, 20, 256..)
}
}
// No any of H/W access, always return OK
return 0;
}
/*
* SHA-256 final digest
*/
int mbedtls_sha256_finish_ret(mbedtls_sha256_context *ctx, unsigned char output[32])
{
if (ctx->is224 || ctx->totals > MAX_MB_HASH_BLOCK_BLEN) {
mbedtls_sha256_sw_finish_ret(ctx, output);
} else {
int ret = FAIL;
unsigned int object_id;
unsigned int block_byte_len;
ctx->pstDigest.pu08Data = output; /* assign output buffer */
stOCTET_STRING stHASH_Input;
//! step 0 : clear Mailbox
ret = mb_system_clear(CLEAR_TYPE_MAILBOX);
if (ret != SSSR_SUCCESS) {
return ret;
}
//! assign hash_byte_len to compare returned result from sss_fw after hash operation
object_id = OID_SHA2_256;
block_byte_len = 64;
//! step 1 : set message length parameter to SSS
ret = mb_hash_init(&ctx->pstMessage, object_id);
if (ret != SSSR_SUCCESS) {
return ret;
}
//! step 2 : set message block to SSS
ctx->pstMessage.pu08Data = ctx->sbuf;
stHASH_Input.pu08Data = ctx->pstMessage.pu08Data;
stHASH_Input.u32DataByteLen = ctx->pstMessage.u32DataByteLen;
ret = mb_hash_update(&stHASH_Input, block_byte_len);
if (ret != SSSR_SUCCESS) {
return ret;
}
//! step 3 : get hash result from SSS
ret = mb_hash_final(&stHASH_Input, &ctx->pstDigest);
if (ret != SSSR_SUCCESS) {
return ret;
}
}
return 0;
}
static const uint32_t K[] = {
0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5,
0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5,
0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3,
0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174,
0xE49B69C1, 0xEFBE4786, 0x0FC19DC6, 0x240CA1CC,
0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA,
0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7,
0xC6E00BF3, 0xD5A79147, 0x06CA6351, 0x14292967,
0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13,
0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85,
0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3,
0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070,
0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5,
0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3,
0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208,
0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2,
};
#define SHR(x,n) (((x) & 0xFFFFFFFF) >> (n))
#define ROTR(x,n) (SHR(x,n) | ((x) << (32 - (n))))
#define S0(x) (ROTR(x, 7) ^ ROTR(x,18) ^ SHR(x, 3))
#define S1(x) (ROTR(x,17) ^ ROTR(x,19) ^ SHR(x,10))
#define S2(x) (ROTR(x, 2) ^ ROTR(x,13) ^ ROTR(x,22))
#define S3(x) (ROTR(x, 6) ^ ROTR(x,11) ^ ROTR(x,25))
#define F0(x,y,z) (((x) & (y)) | ((z) & ((x) | (y))))
#define F1(x,y,z) ((z) ^ ((x) & ((y) ^ (z))))
#define R(t) \
( \
W[t] = S1(W[(t) - 2]) + W[(t) - 7] + \
S0(W[(t) - 15]) + W[(t) - 16] \
)
#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 )
int mbedtls_internal_sha256_process(mbedtls_sha256_context *ctx,
const unsigned char data[64])
{
uint32_t temp1, temp2, W[64];
uint32_t A[8];
unsigned int i;
SHA256_VALIDATE_RET(ctx != NULL);
SHA256_VALIDATE_RET((const unsigned char *)data != NULL);
for (i = 0; i < 8; i++) {
A[i] = ctx->state[i];
}
#if defined(MBEDTLS_SHA256_SMALLER)
for (i = 0; i < 64; i++) {
if (i < 16) {
GET_UINT32_BE(W[i], data, 4 * i);
} else {
R(i);
}
P(A[0], A[1], A[2], A[3], A[4], A[5], A[6], A[7], W[i], K[i]);
temp1 = A[7];
A[7] = A[6];
A[6] = A[5];
A[5] = A[4];
A[4] = A[3];
A[3] = A[2];
A[2] = A[1];
A[1] = A[0];
A[0] = temp1;
}
#else /* MBEDTLS_SHA256_SMALLER */
for (i = 0; i < 16; i++) {
GET_UINT32_BE(W[i], data, 4 * i);
}
for (i = 0; i < 16; i += 8) {
P(A[0], A[1], A[2], A[3], A[4], A[5], A[6], A[7], W[i + 0], K[i + 0]);
P(A[7], A[0], A[1], A[2], A[3], A[4], A[5], A[6], W[i + 1], K[i + 1]);
P(A[6], A[7], A[0], A[1], A[2], A[3], A[4], A[5], W[i + 2], K[i + 2]);
P(A[5], A[6], A[7], A[0], A[1], A[2], A[3], A[4], W[i + 3], K[i + 3]);
P(A[4], A[5], A[6], A[7], A[0], A[1], A[2], A[3], W[i + 4], K[i + 4]);
P(A[3], A[4], A[5], A[6], A[7], A[0], A[1], A[2], W[i + 5], K[i + 5]);
P(A[2], A[3], A[4], A[5], A[6], A[7], A[0], A[1], W[i + 6], K[i + 6]);
P(A[1], A[2], A[3], A[4], A[5], A[6], A[7], A[0], W[i + 7], K[i + 7]);
}
for (i = 16; i < 64; i += 8) {
P(A[0], A[1], A[2], A[3], A[4], A[5], A[6], A[7], R(i + 0), K[i + 0]);
P(A[7], A[0], A[1], A[2], A[3], A[4], A[5], A[6], R(i + 1), K[i + 1]);
P(A[6], A[7], A[0], A[1], A[2], A[3], A[4], A[5], R(i + 2), K[i + 2]);
P(A[5], A[6], A[7], A[0], A[1], A[2], A[3], A[4], R(i + 3), K[i + 3]);
P(A[4], A[5], A[6], A[7], A[0], A[1], A[2], A[3], R(i + 4), K[i + 4]);
P(A[3], A[4], A[5], A[6], A[7], A[0], A[1], A[2], R(i + 5), K[i + 5]);
P(A[2], A[3], A[4], A[5], A[6], A[7], A[0], A[1], R(i + 6), K[i + 6]);
P(A[1], A[2], A[3], A[4], A[5], A[6], A[7], A[0], R(i + 7), K[i + 7]);
}
#endif /* MBEDTLS_SHA256_SMALLER */
for (i = 0; i < 8; i++) {
ctx->state[i] += A[i];
}
return 0;
}
int mbedtls_sha256_sw_finish_ret(mbedtls_sha256_context *ctx, unsigned char output[32])
{
int ret;
uint32_t used;
uint32_t high, low;
SHA256_VALIDATE_RET(ctx != NULL);
SHA256_VALIDATE_RET((unsigned char *)output != NULL);
/*
* Add padding: 0x80 then 0x00 until 8 bytes remain for the length
*/
used = ctx->total[0] & 0x3F;
ctx->buffer[used++] = 0x80;
if (used <= 56) {
/* Enough room for padding + length in current block */
memset(ctx->buffer + used, 0, 56 - used);
} else {
/* We'll need an extra block */
memset(ctx->buffer + used, 0, 64 - used);
if ((ret = mbedtls_internal_sha256_process(ctx, ctx->buffer)) != 0) {
return (ret);
}
memset(ctx->buffer, 0, 56);
}
/*
* Add message length
*/
high = (ctx->total[0] >> 29)
| (ctx->total[1] << 3);
low = (ctx->total[0] << 3);
PUT_UINT32_BE(high, ctx->buffer, 56);
PUT_UINT32_BE(low, ctx->buffer, 60);
if ((ret = mbedtls_internal_sha256_process(ctx, ctx->buffer)) != 0) {
return (ret);
}
/*
* Output final state
*/
PUT_UINT32_BE(ctx->state[0], output, 0);
PUT_UINT32_BE(ctx->state[1], output, 4);
PUT_UINT32_BE(ctx->state[2], output, 8);
PUT_UINT32_BE(ctx->state[3], output, 12);
PUT_UINT32_BE(ctx->state[4], output, 16);
PUT_UINT32_BE(ctx->state[5], output, 20);
PUT_UINT32_BE(ctx->state[6], output, 24);
if (ctx->is224 == 0) {
PUT_UINT32_BE(ctx->state[7], output, 28);
}
return 0;
}
int mbedtls_sha256_sw_update_ret(mbedtls_sha256_context *ctx, const unsigned char *input, size_t ilen)
{
//process SW SHA224
int ret;
size_t fill;
uint32_t left;
SHA256_VALIDATE_RET(ctx != NULL);
SHA256_VALIDATE_RET(ilen == 0 || input != NULL);
if (ilen == 0) {
return (0);
}
left = ctx->total[0] & 0x3F;
fill = 64 - left;
ctx->total[0] += (uint32_t) ilen;
ctx->total[0] &= 0xFFFFFFFF;
if (ctx->total[0] < (uint32_t) ilen) {
ctx->total[1]++;
}
if (left && ilen >= fill) {
memcpy((void *)(ctx->buffer + left), input, fill);
if ((ret = mbedtls_internal_sha256_process(ctx, ctx->buffer)) != 0) {
return (ret);
}
input += fill;
ilen -= fill;
left = 0;
}
while (ilen >= 64) {
if ((ret = mbedtls_internal_sha256_process(ctx, input)) != 0) {
return (ret);
}
input += 64;
ilen -= 64;
}
if (ilen > 0) {
memcpy((void *)(ctx->buffer + left), input, ilen);
}
return 0;
}
#endif /* MBEDTLS_SHA256_ALT */
#endif /* MBEDTLS_SHA256_C */

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connectivity/drivers/mbedtls/TARGET_Samsung/sha/sha256_alt.h Normal file
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/* mbed Microcontroller Library
* Copyright (c) 2006-2020 ARM Limited
*
* 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.
*/
/****************************************************************************
*
* Copyright 2020 Samsung Electronics 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.
*
****************************************************************************/
#ifndef MBEDTLS_SHA256_ALT_H
#define MBEDTLS_SHA256_ALT_H
#include "mbedtls/sha256.h"
#if defined(MBEDTLS_SHA256_ALT)
#include "sss_common.h"
#ifdef __cplusplus
extern "C" {
#endif
#define ST_SHA256_BUF_SIZE ((size_t) 256)
struct mbedtls_sha256_context_s;
/**
* \brief SHA-256 context structure
*/
typedef struct mbedtls_sha256_context_s {
/* for S/W SHA-224 */
uint32_t total[2]; /*!< The number of Bytes processed. */
uint32_t state[8]; /*!< The intermediate digest state. */
unsigned char buffer[64]; /*!< The data block being processed. */
int is224; /*!< Determines which function to use:
0: Use SHA-256, or 1: Use SHA-224. */
/* for H/W SHA-256 */
uint32_t totals;
uint32_t hw;
unsigned char sbuf[ST_SHA256_BUF_SIZE]; /*!< ST_SHA256_BLOCK_SIZE buffer to store values so that algorithm is called once the buffer is filled */
stOCTET_STRING pstMessage;
stOCTET_STRING pstDigest;
}
mbedtls_sha256_context;
/**
* \brief Initialize SHA-256 context
*
* \param ctx SHA-256 context to be initialized
*/
void mbedtls_sha256_init(mbedtls_sha256_context *ctx);
/**
* \brief Clear SHA-256 context
*
* \param ctx SHA-256 context to be cleared
*/
void mbedtls_sha256_free(mbedtls_sha256_context *ctx);
/**
* \brief Clone (the state of) a SHA-256 context
*
* \param dst The destination context
* \param src The context to be cloned
*/
void mbedtls_sha256_clone(mbedtls_sha256_context *dst,
const mbedtls_sha256_context *src);
/**
* \brief SHA-256 context setup
*
* \param ctx context to be initialized
* \param is224 0 = use SHA256, 1 = use SHA224
*
* \returns error code
*/
int mbedtls_sha256_starts_ret(mbedtls_sha256_context *ctx, int is224);
/**
* \brief SHA-256 process buffer
*
* \param ctx SHA-256 context
* \param input buffer holding the data
* \param ilen length of the input data
*
* \returns error code
*/
int mbedtls_sha256_update_ret(mbedtls_sha256_context *ctx, const unsigned char *input,
size_t ilen);
/**
* \brief SHA-256 final digest
*
* \param ctx SHA-256 context
* \param output SHA-224/256 checksum result
*
* \returns error code
*/
int mbedtls_sha256_finish_ret(mbedtls_sha256_context *ctx, unsigned char output[32]);
/* Internal use */
int mbedtls_internal_sha256_process(mbedtls_sha256_context *ctx, const unsigned char data[64]);
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
#if defined(MBEDTLS_DEPRECATED_WARNING)
#define MBEDTLS_DEPRECATED __attribute__((deprecated))
#else
#define MBEDTLS_DEPRECATED
#endif
/**
* \brief This function starts a SHA-256 checksum calculation.
*
* \deprecated Superseded by mbedtls_sha256_starts_ret() in 2.7.0.
*
* \param ctx The SHA-256 context to initialize.
* \param is224 Determines which function to use.
* <ul><li>0: Use SHA-256.</li>
* <li>1: Use SHA-224.</li></ul>
*/
MBEDTLS_DEPRECATED void mbedtls_sha256_starts(mbedtls_sha256_context *ctx,
int is224);
/**
* \brief This function feeds an input buffer into an ongoing
* SHA-256 checksum calculation.
*
* \deprecated Superseded by mbedtls_sha256_update_ret() in 2.7.0.
*
* \param ctx The SHA-256 context to initialize.
* \param input The buffer holding the data.
* \param ilen The length of the input data.
*/
MBEDTLS_DEPRECATED void mbedtls_sha256_update(mbedtls_sha256_context *ctx,
const unsigned char *input,
size_t ilen);
/**
* \brief This function finishes the SHA-256 operation, and writes
* the result to the output buffer.
*
* \deprecated Superseded by mbedtls_sha256_finish_ret() in 2.7.0.
*
* \param ctx The SHA-256 context.
* \param output The SHA-224or SHA-256 checksum result.
*/
MBEDTLS_DEPRECATED void mbedtls_sha256_finish(mbedtls_sha256_context *ctx,
unsigned char output[32]);
/**
* \brief This function processes a single data block within
* the ongoing SHA-256 computation. This function is for
* internal use only.
*
* \deprecated Superseded by mbedtls_internal_sha256_process() in 2.7.0.
*
* \param ctx The SHA-256 context.
* \param data The buffer holding one block of data.
*/
MBEDTLS_DEPRECATED void mbedtls_sha256_process(mbedtls_sha256_context *ctx,
const unsigned char data[64]);
#undef MBEDTLS_DEPRECATED
#endif /* !MBEDTLS_DEPRECATED_REMOVED */
#ifdef __cplusplus
}
#endif
#endif /* MBEDTLS_SHA256_ALT */
#endif /* sha256_alt.h */

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connectivity/drivers/mbedtls/TARGET_Samsung/sha/sha512_alt.c Normal file
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/* mbed Microcontroller Library
* Copyright (c) 2006-2020 ARM Limited
*
* 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.
*/
/****************************************************************************
*
* Copyright 2020 Samsung Electronics 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.
*
****************************************************************************/
#include "mbedtls/sha512.h"
#include "mbedtls/platform_util.h"
#if defined(MBEDTLS_SHA512_C)
#if defined(_MSC_VER) || defined(__WATCOMC__)
#define UL64(x) x##ui64
#else
#define UL64(x) x##ULL
#endif
#if defined(MBEDTLS_SHA512_ALT)
#include "mb_cmd_hash.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 )
/*
* 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 */
static void sha512_put_uint64_be(uint64_t n, unsigned char *b, uint8_t i)
{
PUT_UINT64_BE(n, b, i);
}
#include "string.h"
#include "sss_common.h"
#include "mb_cmd_system.h"
int mbedtls_sha512_sw_finish_ret(mbedtls_sha512_context *ctx, unsigned char output[64]);
int mbedtls_sha512_sw_update_ret(mbedtls_sha512_context *ctx, const unsigned char *input, size_t ilen);
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)
{
// Corner case: Destination/source contexts are the same
if (dst == src) {
return;
}
SHA512_VALIDATE(dst != NULL);
SHA512_VALIDATE(src != NULL);
memcpy(dst, src, sizeof(mbedtls_sha512_context));
}
/*
* 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);
memset(ctx, 0, sizeof(mbedtls_sha512_context));
ctx->is384 = is384;
return 0;
}
/*
* SHA-512 process buffer
*/
int mbedtls_sha512_update_ret(mbedtls_sha512_context *ctx, const unsigned char *input, size_t ilen)
{
if (ilen > MAX_MB_HASH_BLOCK_BLEN || (ctx->totals + ilen) > MAX_MB_HASH_BLOCK_BLEN || ctx->totals > MAX_MB_HASH_BLOCK_BLEN) {
// H/W SHA has limitation to seperated API with oversized message.
// fallback to S/W from H/W pre-tested
if (ctx->totals == 0 || ctx->hw == 1) {
ctx->total[0] = 0;
ctx->total[1] = 0;
if (ctx->is384) {
/* 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);
} else {
/* 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);
}
}
ctx->totals += ilen;
//in case, H/W -> S/W fallback case
if ((ctx->totals + ilen) > MAX_MB_HASH_BLOCK_BLEN && ctx->hw == 1) {
//214 + 2577
mbedtls_sha512_sw_update_ret(ctx, ctx->sbuf, ctx->pstMessage.u32DataByteLen);
}
ctx->hw = 0;
mbedtls_sha512_sw_update_ret(ctx, input, ilen);
} else {
// SHA-256 handle by SSS H/W
memcpy(ctx->sbuf + ctx->pstMessage.u32DataByteLen, input, ilen);
ctx->pstMessage.u32DataByteLen += ilen;
ctx->totals += ilen;
ctx->hw = 1;
}
return 0;
}
/*
* SHA-256 final digest
*/
int mbedtls_sha512_finish_ret(mbedtls_sha512_context *ctx, unsigned char output[64])
{
if (ctx->totals > MAX_MB_HASH_BLOCK_BLEN) {
mbedtls_sha512_sw_finish_ret(ctx, output);
} else {
int ret = FAIL;
unsigned int object_id;
unsigned int block_byte_len;
ctx->pstDigest.pu08Data = output; /* assign output buffer */
stOCTET_STRING stHASH_Input;
//! step 0 : clear Mailbox
ret = mb_system_clear(CLEAR_TYPE_MAILBOX);
if (ret != SSSR_SUCCESS) {
return ret;
}
//! assign hash_byte_len to compare returned result from sss_fw after hash operation
if (ctx->is384 == 0) {
object_id = OID_SHA2_512;
} else {
object_id = OID_SHA2_384;
}
block_byte_len = 64;
//! step 1 : set message length parameter to SSS
ret = mb_hash_init(&ctx->pstMessage, object_id);
if (ret != SSSR_SUCCESS) {
return ret;
}
//! step 2 : set message block to SSS
ctx->pstMessage.pu08Data = ctx->sbuf;
stHASH_Input.pu08Data = ctx->pstMessage.pu08Data;
stHASH_Input.u32DataByteLen = ctx->pstMessage.u32DataByteLen;
ret = mb_hash_update(&stHASH_Input, block_byte_len);
if (ret != SSSR_SUCCESS) {
return ret;
}
//! step 3 : get hash result from SSS
ret = mb_hash_final(&stHASH_Input, &ctx->pstDigest);
if (ret != SSSR_SUCCESS) {
return ret;
}
}
return 0;
}
/*
* 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[8];
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 < 8; i++) {
A[i] = ctx->state[i];
}
for (i = 0; i < 80; i++) {
if (i < 16) {
GET_UINT64_BE(W[i], data, i << 3);
} else {
W[i] = S1(W[i - 2]) + W[i - 7] +
S0(W[i - 15]) + W[i - 16];
}
P(A[0], A[1], A[2], A[3], A[4], A[5], A[6], A[7], W[i], K[i]);
temp1 = A[7];
A[7] = A[6];
A[6] = A[5];
A[5] = A[4];
A[4] = A[3];
A[3] = A[2];
A[2] = A[1];
A[1] = A[0];
A[0] = temp1;
}
for (i = 0; i < 8; i++) {
ctx->state[i] += A[i];
}
return 0;
}
int mbedtls_sha512_sw_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);
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);
if (ctx->is384 == 0) {
sha512_put_uint64_be(ctx->state[6], output, 48);
sha512_put_uint64_be(ctx->state[7], output, 56);
}
return 0;
}
int mbedtls_sha512_sw_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;
}
#endif /* MBEDTLS_SHA512_ALT */
#endif /* MBEDTLS_SHA512_C */

195
connectivity/drivers/mbedtls/TARGET_Samsung/sha/sha512_alt.h Normal file
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@@ -0,0 +1,195 @@
/* mbed Microcontroller Library
* Copyright (c) 2006-2020 ARM Limited
*
* 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.
*/
/****************************************************************************
*
* Copyright 2020 Samsung Electronics 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.
*
****************************************************************************/
#ifndef MBEDTLS_SHA512_ALT_H
#define MBEDTLS_SHA512_ALT_H
#include "mbedtls/sha512.h"
#if defined(MBEDTLS_SHA512_ALT)
#include "sss_common.h"
#ifdef __cplusplus
extern "C" {
#endif
#define ST_SHA512_BUF_SIZE ((size_t) 512)
struct mbedtls_sha512_context_s;
/**
* \brief SHA-512 context structure
*/
typedef struct mbedtls_sha512_context_s {
/* for S/W SHA-384 */
uint64_t total[2]; /*!< The number of Bytes processed. */
uint64_t state[8]; /*!< The intermediate digest state. */
unsigned char buffer[128]; /*!< The data block being processed. */
int is384; /*!< Determines which function to use:
0: Use SHA-512, or 1: Use SHA-384. */
/* for H/W SHA-512 */
uint32_t totals;
uint32_t hw;
unsigned char sbuf[ST_SHA512_BUF_SIZE]; /*!< ST_SHA512_BLOCK_SIZE buffer to store values so that algorithm is called once the buffer is filled */
stOCTET_STRING pstMessage;
stOCTET_STRING pstDigest;
}
mbedtls_sha512_context;
/**
* \brief Initialize SHA-512 context
*
* \param ctx SHA-512 context to be initialized
*/
void mbedtls_sha512_init(mbedtls_sha512_context *ctx);
/**
* \brief Clear SHA-512 context
*
* \param ctx SHA-512 context to be cleared
*/
void mbedtls_sha512_free(mbedtls_sha512_context *ctx);
/**
* \brief Clone (the state of) a SHA-512 context
*
* \param dst The destination context
* \param src The context to be cloned
*/
void mbedtls_sha512_clone(mbedtls_sha512_context *dst,
const mbedtls_sha512_context *src);
/**
* \brief SHA-512 context setup
*
* \param ctx context to be initialized
* \param is224 0 = use SHA256, 1 = use SHA224
*
* \returns error code
*/
int mbedtls_sha512_starts_ret(mbedtls_sha512_context *ctx, int is224);
/**
* \brief SHA-512 process buffer
*
* \param ctx SHA-512 context
* \param input buffer holding the data
* \param ilen length of the input data
*
* \returns error code
*/
int mbedtls_sha512_update_ret(mbedtls_sha512_context *ctx, const unsigned char *input,
size_t ilen);
/**
* \brief SHA-512 final digest
*
* \param ctx SHA-512 context
* \param output SHA-224/256 checksum result
*
* \returns error code
*/
int mbedtls_sha512_finish_ret(mbedtls_sha512_context *ctx, unsigned char output[64]);
/* Internal use */
int mbedtls_internal_sha512_process(mbedtls_sha512_context *ctx, const unsigned char data[128]);
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
#if defined(MBEDTLS_DEPRECATED_WARNING)
#define MBEDTLS_DEPRECATED __attribute__((deprecated))
#else
#define MBEDTLS_DEPRECATED
#endif
/**
* \brief This function starts a SHA-512 checksum calculation.
*
* \deprecated Superseded by mbedtls_sha512_starts_ret() in 2.7.0.
*
* \param ctx The SHA-512 context to initialize.
* \param is224 Determines which function to use.
* <ul><li>0: Use SHA-512.</li>
* <li>1: Use SHA-224.</li></ul>
*/
MBEDTLS_DEPRECATED void mbedtls_sha512_starts(mbedtls_sha512_context *ctx,
int is224);
/**
* \brief This function feeds an input buffer into an ongoing
* SHA-512 checksum calculation.
*
* \deprecated Superseded by mbedtls_sha512_update_ret() in 2.7.0.
*
* \param ctx The SHA-512 context to initialize.
* \param input The buffer holding the data.
* \param ilen The length of the input data.
*/
MBEDTLS_DEPRECATED void mbedtls_sha512_update(mbedtls_sha512_context *ctx,
const unsigned char *input,
size_t ilen);
/**
* \brief This function finishes the SHA-512 operation, and writes
* the result to the output buffer.
*
* \deprecated Superseded by mbedtls_sha512_finish_ret() in 2.7.0.
*
* \param ctx The SHA-512 context.
* \param output The SHA-224or SHA-512 checksum result.
*/
MBEDTLS_DEPRECATED void mbedtls_sha512_finish(mbedtls_sha512_context *ctx,
unsigned char output[64]);
/**
* \brief This function processes a single data block within
* the ongoing SHA-512 computation. This function is for
* internal use only.
*
* \deprecated Superseded by mbedtls_internal_sha512_process() in 2.7.0.
*
* \param ctx The SHA-512 context.
* \param data The buffer holding one block of data.
*/
MBEDTLS_DEPRECATED void mbedtls_sha512_process(mbedtls_sha512_context *ctx,
const unsigned char data[128]);
#undef MBEDTLS_DEPRECATED
#endif /* !MBEDTLS_DEPRECATED_REMOVED */
#ifdef __cplusplus
}
#endif
#endif /* MBEDTLS_SHA512_ALT */
#endif /* sha512_alt.h */