diff options
Diffstat (limited to 'thirdparty/mbedtls/include/mbedtls/asn1write.h')
| -rw-r--r-- | thirdparty/mbedtls/include/mbedtls/asn1write.h | 82 |
1 files changed, 49 insertions, 33 deletions
diff --git a/thirdparty/mbedtls/include/mbedtls/asn1write.h b/thirdparty/mbedtls/include/mbedtls/asn1write.h index 3c7cdd6b46..44afae0e56 100644 --- a/thirdparty/mbedtls/include/mbedtls/asn1write.h +++ b/thirdparty/mbedtls/include/mbedtls/asn1write.h @@ -5,13 +5,7 @@ */ /* * 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: + * 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. @@ -24,38 +18,17 @@ * 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. - * - * ********** */ #ifndef MBEDTLS_ASN1_WRITE_H #define MBEDTLS_ASN1_WRITE_H #if !defined(MBEDTLS_CONFIG_FILE) -#include "config.h" +#include "mbedtls/config.h" #else #include MBEDTLS_CONFIG_FILE #endif -#include "asn1.h" +#include "mbedtls/asn1.h" #define MBEDTLS_ASN1_CHK_ADD(g, f) \ do \ @@ -125,6 +98,7 @@ int mbedtls_asn1_write_raw_buffer( unsigned char **p, unsigned char *start, * \param p The reference to the current position pointer. * \param start The start of the buffer, for bounds-checking. * \param X The MPI to write. + * It must be non-negative. * * \return The number of bytes written to \p p on success. * \return A negative \c MBEDTLS_ERR_ASN1_XXX error code on failure. @@ -209,6 +183,7 @@ int mbedtls_asn1_write_bool( unsigned char **p, unsigned char *start, * \param p The reference to the current position pointer. * \param start The start of the buffer, for bounds-checking. * \param val The integer value to write. + * It must be non-negative. * * \return The number of bytes written to \p p on success. * \return A negative \c MBEDTLS_ERR_ASN1_XXX error code on failure. @@ -216,6 +191,21 @@ int mbedtls_asn1_write_bool( unsigned char **p, unsigned char *start, int mbedtls_asn1_write_int( unsigned char **p, unsigned char *start, int val ); /** + * \brief Write an enum tag (#MBEDTLS_ASN1_ENUMERATED) and value + * in ASN.1 format. + * + * \note This function works backwards in data buffer. + * + * \param p The reference to the current position pointer. + * \param start The start of the buffer, for bounds-checking. + * \param val The integer value to write. + * + * \return The number of bytes written to \p p on success. + * \return A negative \c MBEDTLS_ERR_ASN1_XXX error code on failure. + */ +int mbedtls_asn1_write_enum( unsigned char **p, unsigned char *start, int val ); + +/** * \brief Write a string in ASN.1 format using a specific * string encoding tag. @@ -257,7 +247,7 @@ int mbedtls_asn1_write_printable_string( unsigned char **p, /** * \brief Write a UTF8 string in ASN.1 format using the UTF8String - * string encoding tag (#MBEDTLS_ASN1_PRINTABLE_STRING). + * string encoding tag (#MBEDTLS_ASN1_UTF8_STRING). * * \note This function works backwards in data buffer. * @@ -309,6 +299,28 @@ int mbedtls_asn1_write_bitstring( unsigned char **p, unsigned char *start, const unsigned char *buf, size_t bits ); /** + * \brief This function writes a named bitstring tag + * (#MBEDTLS_ASN1_BIT_STRING) and value in ASN.1 format. + * + * As stated in RFC 5280 Appendix B, trailing zeroes are + * omitted when encoding named bitstrings in DER. + * + * \note This function works backwards within the data buffer. + * + * \param p The reference to the current position pointer. + * \param start The start of the buffer which is used for bounds-checking. + * \param buf The bitstring to write. + * \param bits The total number of bits in the bitstring. + * + * \return The number of bytes written to \p p on success. + * \return A negative error code on failure. + */ +int mbedtls_asn1_write_named_bitstring( unsigned char **p, + unsigned char *start, + const unsigned char *buf, + size_t bits ); + +/** * \brief Write an octet string tag (#MBEDTLS_ASN1_OCTET_STRING) * and value in ASN.1 format. * @@ -335,9 +347,13 @@ int mbedtls_asn1_write_octet_string( unsigned char **p, unsigned char *start, * through (will be updated in case of a new entry). * \param oid The OID to look for. * \param oid_len The size of the OID. - * \param val The data to store (can be \c NULL if you want to fill - * it by hand). + * \param val The associated data to store. If this is \c NULL, + * no data is copied to the new or existing buffer. * \param val_len The minimum length of the data buffer needed. + * If this is 0, do not allocate a buffer for the associated + * data. + * If the OID was already present, enlarge, shrink or free + * the existing buffer to fit \p val_len. * * \return A pointer to the new / existing entry on success. * \return \c NULL if if there was a memory allocation error. |