mirror of
https://github.com/yuzu-emu/mbedtls.git
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107 lines
3.2 KiB
C
107 lines
3.2 KiB
C
/**
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* \file helpers.h
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*
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* \brief This file contains the prototypes of helper functions for the
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* purpose of testing.
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*/
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/*
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* Copyright (C) 2020, ARM Limited, All Rights Reserved
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* This file is part of mbed TLS (https://tls.mbed.org)
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*/
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#ifndef TEST_HELPERS_H
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#define TEST_HELPERS_H
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#if !defined(MBEDTLS_CONFIG_FILE)
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#include "mbedtls/config.h"
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#else
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#include MBEDTLS_CONFIG_FILE
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#endif
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#if defined(MBEDTLS_PLATFORM_C)
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#include "mbedtls/platform.h"
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#else
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#include <stdio.h>
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#define mbedtls_fprintf fprintf
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#define mbedtls_snprintf snprintf
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#define mbedtls_calloc calloc
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#define mbedtls_free free
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#define mbedtls_exit exit
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#define mbedtls_time time
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#define mbedtls_time_t time_t
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#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
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#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
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#endif
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#include <stddef.h>
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#include <stdint.h>
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int mbedtls_test_platform_setup( void );
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void mbedtls_test_platform_teardown( void );
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/**
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* \brief This function decodes the hexadecimal representation of
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* data.
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*
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* \note The output buffer can be the same as the input buffer. For
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* any other overlapping of the input and output buffers, the
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* behavior is undefined.
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*
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* \param obuf Output buffer.
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* \param obufmax Size in number of bytes of \p obuf.
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* \param ibuf Input buffer.
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* \param len The number of unsigned char written in \p obuf. This must
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* not be \c NULL.
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*
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* \return \c 0 on success.
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* \return \c -1 if the output buffer is too small or the input string
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* is not a valid hexadecimal representation.
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*/
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int mbedtls_test_unhexify( unsigned char *obuf, size_t obufmax,
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const char *ibuf, size_t *len );
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void mbedtls_test_hexify( unsigned char *obuf,
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const unsigned char *ibuf,
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int len );
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/**
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* Allocate and zeroize a buffer.
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*
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* If the size if zero, a pointer to a zeroized 1-byte buffer is returned.
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*
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* For convenience, dies if allocation fails.
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*/
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unsigned char *mbedtls_test_zero_alloc( size_t len );
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/**
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* Allocate and fill a buffer from hex data.
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*
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* The buffer is sized exactly as needed. This allows to detect buffer
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* overruns (including overreads) when running the test suite under valgrind.
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*
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* If the size if zero, a pointer to a zeroized 1-byte buffer is returned.
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*
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* For convenience, dies if allocation fails.
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*/
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unsigned char *mbedtls_test_unhexify_alloc( const char *ibuf, size_t *olen );
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int mbedtls_test_hexcmp( uint8_t * a, uint8_t * b,
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uint32_t a_len, uint32_t b_len );
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#endif /* TEST_HELPERS_H */
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