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Downgraded mbedtls and updated for latest dynarmic

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darktux
2024-04-05 01:58:29 +02:00
parent 9bb9b8b30b
commit 920e2504c3
1506 changed files with 134012 additions and 363726 deletions
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403
externals/mbedtls/library/ssl_cookie.c vendored
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@@ -3,378 +3,277 @@
*
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
*
* This file is provided under the Apache License 2.0, or the
* GNU General Public License v2.0 or later.
*
* **********
* Apache License 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.
*
* **********
*
* **********
* GNU General Public License v2.0 or later:
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* **********
*/
/*
* These session callbacks use a simple chained list
* to store and retrieve the session information.
*/
#include "common.h"
#if !defined(MBEDTLS_CONFIG_FILE)
#include "mbedtls/config.h"
#else
#include MBEDTLS_CONFIG_FILE
#endif
#if defined(MBEDTLS_SSL_COOKIE_C)
#if defined(MBEDTLS_PLATFORM_C)
#include "mbedtls/platform.h"
#else
#define mbedtls_calloc calloc
#define mbedtls_free free
#endif
#include "mbedtls/ssl_cookie.h"
#include "ssl_misc.h"
#include "mbedtls/error.h"
#include "mbedtls/ssl_internal.h"
#include "mbedtls/platform_util.h"
#include "mbedtls/constant_time.h"
#include <string.h>
#if defined(MBEDTLS_USE_PSA_CRYPTO)
#include "mbedtls/psa_util.h"
/* Define a local translating function to save code size by not using too many
* arguments in each translating place. */
static int local_err_translation(psa_status_t status)
{
return psa_status_to_mbedtls(status, psa_to_ssl_errors,
ARRAY_LENGTH(psa_to_ssl_errors),
psa_generic_status_to_mbedtls);
}
#define PSA_TO_MBEDTLS_ERR(status) local_err_translation(status)
#endif
/*
* If DTLS is in use, then at least one of SHA-256 or SHA-384 is
* available. Try SHA-256 first as 384 wastes resources
* If DTLS is in use, then at least one of SHA-1, SHA-256, SHA-512 is
* available. Try SHA-256 first, 512 wastes resources since we need to stay
* with max 32 bytes of cookie for DTLS 1.0
*/
#if defined(MBEDTLS_MD_CAN_SHA256)
#define COOKIE_MD MBEDTLS_MD_SHA256
#if defined(MBEDTLS_SHA256_C)
#define COOKIE_MD MBEDTLS_MD_SHA224
#define COOKIE_MD_OUTLEN 32
#define COOKIE_HMAC_LEN 28
#elif defined(MBEDTLS_MD_CAN_SHA384)
#elif defined(MBEDTLS_SHA512_C)
#define COOKIE_MD MBEDTLS_MD_SHA384
#define COOKIE_MD_OUTLEN 48
#define COOKIE_HMAC_LEN 28
#elif defined(MBEDTLS_SHA1_C)
#define COOKIE_MD MBEDTLS_MD_SHA1
#define COOKIE_MD_OUTLEN 20
#define COOKIE_HMAC_LEN 20
#else
#error "DTLS hello verify needs SHA-256 or SHA-384"
#error "DTLS hello verify needs SHA-1 or SHA-2"
#endif
/*
* Cookies are formed of a 4-bytes timestamp (or serial number) and
* an HMAC of timestamp and client ID.
* an HMAC of timestemp and client ID.
*/
#define COOKIE_LEN (4 + COOKIE_HMAC_LEN)
#define COOKIE_LEN ( 4 + COOKIE_HMAC_LEN )
void mbedtls_ssl_cookie_init(mbedtls_ssl_cookie_ctx *ctx)
void mbedtls_ssl_cookie_init( mbedtls_ssl_cookie_ctx *ctx )
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
ctx->psa_hmac_key = MBEDTLS_SVC_KEY_ID_INIT;
#else
mbedtls_md_init(&ctx->hmac_ctx);
#endif /* MBEDTLS_USE_PSA_CRYPTO */
mbedtls_md_init( &ctx->hmac_ctx );
#if !defined(MBEDTLS_HAVE_TIME)
ctx->serial = 0;
#endif
ctx->timeout = MBEDTLS_SSL_COOKIE_TIMEOUT;
#if !defined(MBEDTLS_USE_PSA_CRYPTO)
#if defined(MBEDTLS_THREADING_C)
mbedtls_mutex_init(&ctx->mutex);
mbedtls_mutex_init( &ctx->mutex );
#endif
#endif /* !MBEDTLS_USE_PSA_CRYPTO */
}
void mbedtls_ssl_cookie_set_timeout(mbedtls_ssl_cookie_ctx *ctx, unsigned long delay)
void mbedtls_ssl_cookie_set_timeout( mbedtls_ssl_cookie_ctx *ctx, unsigned long delay )
{
ctx->timeout = delay;
}
void mbedtls_ssl_cookie_free(mbedtls_ssl_cookie_ctx *ctx)
void mbedtls_ssl_cookie_free( mbedtls_ssl_cookie_ctx *ctx )
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
psa_destroy_key(ctx->psa_hmac_key);
#else
mbedtls_md_free(&ctx->hmac_ctx);
mbedtls_md_free( &ctx->hmac_ctx );
#if defined(MBEDTLS_THREADING_C)
mbedtls_mutex_free(&ctx->mutex);
mbedtls_mutex_free( &ctx->mutex );
#endif
#endif /* MBEDTLS_USE_PSA_CRYPTO */
mbedtls_platform_zeroize(ctx, sizeof(mbedtls_ssl_cookie_ctx));
mbedtls_platform_zeroize( ctx, sizeof( mbedtls_ssl_cookie_ctx ) );
}
int mbedtls_ssl_cookie_setup(mbedtls_ssl_cookie_ctx *ctx,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng)
int mbedtls_ssl_cookie_setup( mbedtls_ssl_cookie_ctx *ctx,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng )
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED;
psa_algorithm_t alg;
(void) f_rng;
(void) p_rng;
alg = mbedtls_md_psa_alg_from_type(COOKIE_MD);
if (alg == 0) {
return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
ctx->psa_hmac_alg = PSA_ALG_TRUNCATED_MAC(PSA_ALG_HMAC(alg),
COOKIE_HMAC_LEN);
psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_VERIFY_MESSAGE |
PSA_KEY_USAGE_SIGN_MESSAGE);
psa_set_key_algorithm(&attributes, ctx->psa_hmac_alg);
psa_set_key_type(&attributes, PSA_KEY_TYPE_HMAC);
psa_set_key_bits(&attributes, PSA_BYTES_TO_BITS(COOKIE_MD_OUTLEN));
if ((status = psa_generate_key(&attributes,
&ctx->psa_hmac_key)) != PSA_SUCCESS) {
return PSA_TO_MBEDTLS_ERR(status);
}
#else
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
int ret;
unsigned char key[COOKIE_MD_OUTLEN];
if ((ret = f_rng(p_rng, key, sizeof(key))) != 0) {
return ret;
}
if( ( ret = f_rng( p_rng, key, sizeof( key ) ) ) != 0 )
return( ret );
ret = mbedtls_md_setup(&ctx->hmac_ctx, mbedtls_md_info_from_type(COOKIE_MD), 1);
if (ret != 0) {
return ret;
}
ret = mbedtls_md_setup( &ctx->hmac_ctx, mbedtls_md_info_from_type( COOKIE_MD ), 1 );
if( ret != 0 )
return( ret );
ret = mbedtls_md_hmac_starts(&ctx->hmac_ctx, key, sizeof(key));
if (ret != 0) {
return ret;
}
ret = mbedtls_md_hmac_starts( &ctx->hmac_ctx, key, sizeof( key ) );
if( ret != 0 )
return( ret );
mbedtls_platform_zeroize(key, sizeof(key));
#endif /* MBEDTLS_USE_PSA_CRYPTO */
mbedtls_platform_zeroize( key, sizeof( key ) );
return 0;
return( 0 );
}
#if !defined(MBEDTLS_USE_PSA_CRYPTO)
/*
* Generate the HMAC part of a cookie
*/
MBEDTLS_CHECK_RETURN_CRITICAL
static int ssl_cookie_hmac(mbedtls_md_context_t *hmac_ctx,
const unsigned char time[4],
unsigned char **p, unsigned char *end,
const unsigned char *cli_id, size_t cli_id_len)
static int ssl_cookie_hmac( mbedtls_md_context_t *hmac_ctx,
const unsigned char time[4],
unsigned char **p, unsigned char *end,
const unsigned char *cli_id, size_t cli_id_len )
{
unsigned char hmac_out[COOKIE_MD_OUTLEN];
MBEDTLS_SSL_CHK_BUF_PTR(*p, end, COOKIE_HMAC_LEN);
MBEDTLS_SSL_CHK_BUF_PTR( *p, end, COOKIE_HMAC_LEN );
if (mbedtls_md_hmac_reset(hmac_ctx) != 0 ||
mbedtls_md_hmac_update(hmac_ctx, time, 4) != 0 ||
mbedtls_md_hmac_update(hmac_ctx, cli_id, cli_id_len) != 0 ||
mbedtls_md_hmac_finish(hmac_ctx, hmac_out) != 0) {
return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
if( mbedtls_md_hmac_reset( hmac_ctx ) != 0 ||
mbedtls_md_hmac_update( hmac_ctx, time, 4 ) != 0 ||
mbedtls_md_hmac_update( hmac_ctx, cli_id, cli_id_len ) != 0 ||
mbedtls_md_hmac_finish( hmac_ctx, hmac_out ) != 0 )
{
return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
}
memcpy(*p, hmac_out, COOKIE_HMAC_LEN);
memcpy( *p, hmac_out, COOKIE_HMAC_LEN );
*p += COOKIE_HMAC_LEN;
return 0;
return( 0 );
}
#endif /* !MBEDTLS_USE_PSA_CRYPTO */
/*
* Generate cookie for DTLS ClientHello verification
*/
int mbedtls_ssl_cookie_write(void *p_ctx,
unsigned char **p, unsigned char *end,
const unsigned char *cli_id, size_t cli_id_len)
int mbedtls_ssl_cookie_write( void *p_ctx,
unsigned char **p, unsigned char *end,
const unsigned char *cli_id, size_t cli_id_len )
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
psa_mac_operation_t operation = PSA_MAC_OPERATION_INIT;
psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED;
size_t sign_mac_length = 0;
#endif
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
int ret;
mbedtls_ssl_cookie_ctx *ctx = (mbedtls_ssl_cookie_ctx *) p_ctx;
unsigned long t;
if (ctx == NULL || cli_id == NULL) {
return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
if( ctx == NULL || cli_id == NULL )
return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
MBEDTLS_SSL_CHK_BUF_PTR(*p, end, COOKIE_LEN);
MBEDTLS_SSL_CHK_BUF_PTR( *p, end, COOKIE_LEN );
#if defined(MBEDTLS_HAVE_TIME)
t = (unsigned long) mbedtls_time(NULL);
t = (unsigned long) mbedtls_time( NULL );
#else
t = ctx->serial++;
#endif
MBEDTLS_PUT_UINT32_BE(t, *p, 0);
(*p)[0] = (unsigned char)( t >> 24 );
(*p)[1] = (unsigned char)( t >> 16 );
(*p)[2] = (unsigned char)( t >> 8 );
(*p)[3] = (unsigned char)( t );
*p += 4;
#if defined(MBEDTLS_USE_PSA_CRYPTO)
status = psa_mac_sign_setup(&operation, ctx->psa_hmac_key,
ctx->psa_hmac_alg);
if (status != PSA_SUCCESS) {
ret = PSA_TO_MBEDTLS_ERR(status);
goto exit;
}
status = psa_mac_update(&operation, *p - 4, 4);
if (status != PSA_SUCCESS) {
ret = PSA_TO_MBEDTLS_ERR(status);
goto exit;
}
status = psa_mac_update(&operation, cli_id, cli_id_len);
if (status != PSA_SUCCESS) {
ret = PSA_TO_MBEDTLS_ERR(status);
goto exit;
}
status = psa_mac_sign_finish(&operation, *p, COOKIE_MD_OUTLEN,
&sign_mac_length);
if (status != PSA_SUCCESS) {
ret = PSA_TO_MBEDTLS_ERR(status);
goto exit;
}
*p += COOKIE_HMAC_LEN;
ret = 0;
#else
#if defined(MBEDTLS_THREADING_C)
if ((ret = mbedtls_mutex_lock(&ctx->mutex)) != 0) {
return MBEDTLS_ERROR_ADD(MBEDTLS_ERR_SSL_INTERNAL_ERROR, ret);
}
if( ( ret = mbedtls_mutex_lock( &ctx->mutex ) ) != 0 )
return( MBEDTLS_ERR_SSL_INTERNAL_ERROR + ret );
#endif
ret = ssl_cookie_hmac(&ctx->hmac_ctx, *p - 4,
p, end, cli_id, cli_id_len);
ret = ssl_cookie_hmac( &ctx->hmac_ctx, *p - 4,
p, end, cli_id, cli_id_len );
#if defined(MBEDTLS_THREADING_C)
if (mbedtls_mutex_unlock(&ctx->mutex) != 0) {
return MBEDTLS_ERROR_ADD(MBEDTLS_ERR_SSL_INTERNAL_ERROR,
MBEDTLS_ERR_THREADING_MUTEX_ERROR);
}
if( mbedtls_mutex_unlock( &ctx->mutex ) != 0 )
return( MBEDTLS_ERR_SSL_INTERNAL_ERROR +
MBEDTLS_ERR_THREADING_MUTEX_ERROR );
#endif
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_USE_PSA_CRYPTO)
exit:
status = psa_mac_abort(&operation);
if (status != PSA_SUCCESS) {
ret = PSA_TO_MBEDTLS_ERR(status);
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
return ret;
return( ret );
}
/*
* Check a cookie
*/
int mbedtls_ssl_cookie_check(void *p_ctx,
const unsigned char *cookie, size_t cookie_len,
const unsigned char *cli_id, size_t cli_id_len)
int mbedtls_ssl_cookie_check( void *p_ctx,
const unsigned char *cookie, size_t cookie_len,
const unsigned char *cli_id, size_t cli_id_len )
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
psa_mac_operation_t operation = PSA_MAC_OPERATION_INIT;
psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED;
#else
unsigned char ref_hmac[COOKIE_HMAC_LEN];
unsigned char *p = ref_hmac;
#endif
int ret = 0;
unsigned char *p = ref_hmac;
mbedtls_ssl_cookie_ctx *ctx = (mbedtls_ssl_cookie_ctx *) p_ctx;
unsigned long cur_time, cookie_time;
if (ctx == NULL || cli_id == NULL) {
return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
if( ctx == NULL || cli_id == NULL )
return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
if (cookie_len != COOKIE_LEN) {
return -1;
}
#if defined(MBEDTLS_USE_PSA_CRYPTO)
status = psa_mac_verify_setup(&operation, ctx->psa_hmac_key,
ctx->psa_hmac_alg);
if (status != PSA_SUCCESS) {
ret = PSA_TO_MBEDTLS_ERR(status);
goto exit;
}
status = psa_mac_update(&operation, cookie, 4);
if (status != PSA_SUCCESS) {
ret = PSA_TO_MBEDTLS_ERR(status);
goto exit;
}
status = psa_mac_update(&operation, cli_id,
cli_id_len);
if (status != PSA_SUCCESS) {
ret = PSA_TO_MBEDTLS_ERR(status);
goto exit;
}
status = psa_mac_verify_finish(&operation, cookie + 4,
COOKIE_HMAC_LEN);
if (status != PSA_SUCCESS) {
ret = PSA_TO_MBEDTLS_ERR(status);
goto exit;
}
ret = 0;
#else
#if defined(MBEDTLS_THREADING_C)
if ((ret = mbedtls_mutex_lock(&ctx->mutex)) != 0) {
return MBEDTLS_ERROR_ADD(MBEDTLS_ERR_SSL_INTERNAL_ERROR, ret);
}
#endif
if (ssl_cookie_hmac(&ctx->hmac_ctx, cookie,
&p, p + sizeof(ref_hmac),
cli_id, cli_id_len) != 0) {
ret = -1;
}
if( cookie_len != COOKIE_LEN )
return( -1 );
#if defined(MBEDTLS_THREADING_C)
if (mbedtls_mutex_unlock(&ctx->mutex) != 0) {
ret = MBEDTLS_ERROR_ADD(MBEDTLS_ERR_SSL_INTERNAL_ERROR,
MBEDTLS_ERR_THREADING_MUTEX_ERROR);
}
if( ( ret = mbedtls_mutex_lock( &ctx->mutex ) ) != 0 )
return( MBEDTLS_ERR_SSL_INTERNAL_ERROR + ret );
#endif
if (ret != 0) {
goto exit;
}
if (mbedtls_ct_memcmp(cookie + 4, ref_hmac, sizeof(ref_hmac)) != 0) {
if( ssl_cookie_hmac( &ctx->hmac_ctx, cookie,
&p, p + sizeof( ref_hmac ),
cli_id, cli_id_len ) != 0 )
ret = -1;
goto exit;
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_THREADING_C)
if( mbedtls_mutex_unlock( &ctx->mutex ) != 0 )
return( MBEDTLS_ERR_SSL_INTERNAL_ERROR +
MBEDTLS_ERR_THREADING_MUTEX_ERROR );
#endif
if( ret != 0 )
return( ret );
if( mbedtls_ssl_safer_memcmp( cookie + 4, ref_hmac, sizeof( ref_hmac ) ) != 0 )
return( -1 );
#if defined(MBEDTLS_HAVE_TIME)
cur_time = (unsigned long) mbedtls_time(NULL);
cur_time = (unsigned long) mbedtls_time( NULL );
#else
cur_time = ctx->serial;
#endif
cookie_time = (unsigned long) MBEDTLS_GET_UINT32_BE(cookie, 0);
cookie_time = ( (unsigned long) cookie[0] << 24 ) |
( (unsigned long) cookie[1] << 16 ) |
( (unsigned long) cookie[2] << 8 ) |
( (unsigned long) cookie[3] );
if (ctx->timeout != 0 && cur_time - cookie_time > ctx->timeout) {
ret = -1;
goto exit;
}
if( ctx->timeout != 0 && cur_time - cookie_time > ctx->timeout )
return( -1 );
exit:
#if defined(MBEDTLS_USE_PSA_CRYPTO)
status = psa_mac_abort(&operation);
if (status != PSA_SUCCESS) {
ret = PSA_TO_MBEDTLS_ERR(status);
}
#else
mbedtls_platform_zeroize(ref_hmac, sizeof(ref_hmac));
#endif /* MBEDTLS_USE_PSA_CRYPTO */
return ret;
return( 0 );
}
#endif /* MBEDTLS_SSL_COOKIE_C */