diff options
Diffstat (limited to 'thirdparty/mbedtls/include/mbedtls/ssl_internal.h')
| -rw-r--r-- | thirdparty/mbedtls/include/mbedtls/ssl_internal.h | 70 |
1 files changed, 69 insertions, 1 deletions
diff --git a/thirdparty/mbedtls/include/mbedtls/ssl_internal.h b/thirdparty/mbedtls/include/mbedtls/ssl_internal.h index bd5ad94dbf..b371094f1e 100644 --- a/thirdparty/mbedtls/include/mbedtls/ssl_internal.h +++ b/thirdparty/mbedtls/include/mbedtls/ssl_internal.h @@ -5,7 +5,13 @@ */ /* * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved - * SPDX-License-Identifier: Apache-2.0 + * 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. @@ -19,6 +25,27 @@ * 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. + * + * ********** + * * This file is part of mbed TLS (https://tls.mbed.org) */ #ifndef MBEDTLS_SSL_INTERNAL_H @@ -182,6 +209,12 @@ : ( MBEDTLS_SSL_IN_CONTENT_LEN ) \ ) +/* Maximum size in bytes of list in sig-hash algorithm ext., RFC 5246 */ +#define MBEDTLS_SSL_MAX_SIG_HASH_ALG_LIST_LEN 65534 + +/* Maximum size in bytes of list in supported elliptic curve ext., RFC 4492 */ +#define MBEDTLS_SSL_MAX_CURVE_LIST_LEN 65535 + /* * Check that we obey the standard's message size bounds */ @@ -236,6 +269,41 @@ #define MBEDTLS_TLS_EXT_SUPPORTED_POINT_FORMATS_PRESENT (1 << 0) #define MBEDTLS_TLS_EXT_ECJPAKE_KKPP_OK (1 << 1) +/** + * \brief This function checks if the remaining size in a buffer is + * greater or equal than a needed space. + * + * \param cur Pointer to the current position in the buffer. + * \param end Pointer to one past the end of the buffer. + * \param need Needed space in bytes. + * + * \return Zero if the needed space is available in the buffer, non-zero + * otherwise. + */ +static inline int mbedtls_ssl_chk_buf_ptr( const uint8_t *cur, + const uint8_t *end, size_t need ) +{ + return( ( cur > end ) || ( need > (size_t)( end - cur ) ) ); +} + +/** + * \brief This macro checks if the remaining size in a buffer is + * greater or equal than a needed space. If it is not the case, + * it returns an SSL_BUFFER_TOO_SMALL error. + * + * \param cur Pointer to the current position in the buffer. + * \param end Pointer to one past the end of the buffer. + * \param need Needed space in bytes. + * + */ +#define MBEDTLS_SSL_CHK_BUF_PTR( cur, end, need ) \ + do { \ + if( mbedtls_ssl_chk_buf_ptr( ( cur ), ( end ), ( need ) ) != 0 ) \ + { \ + return( MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL ); \ + } \ + } while( 0 ) + #ifdef __cplusplus extern "C" { #endif |