123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333 |
- /**
- * \file md2.h
- *
- * \brief MD2 message digest algorithm (hash function)
- *
- * \warning MD2 is considered a weak message digest and its use constitutes a
- * security risk. We recommend considering stronger message digests
- * instead.
- */
- /*
- * Copyright (C) 2006-2015, ARM Limited, 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.
- *
- * This file is part of mbed TLS (https://tls.mbed.org)
- *
- */
- #ifndef MBEDTLS_MD2_H
- #define MBEDTLS_MD2_H
- #if !defined(MBEDTLS_CONFIG_FILE)
- #include "config.h"
- #else
- #include MBEDTLS_CONFIG_FILE
- #endif
- #include <stddef.h>
- #define MBEDTLS_ERR_MD2_HW_ACCEL_FAILED -0x002B /**< MD2 hardware accelerator failed */
- #if ( defined(__ARMCC_VERSION) || defined(_MSC_VER) ) && \
- !defined(inline) && !defined(__cplusplus)
- #define inline __inline
- #endif
- #if !defined(MBEDTLS_MD2_ALT)
- // Regular implementation
- //
- #ifdef __cplusplus
- extern "C" {
- #endif
- /**
- * \brief MD2 context structure
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- typedef struct
- {
- unsigned char cksum[16]; /*!< checksum of the data block */
- unsigned char state[48]; /*!< intermediate digest state */
- unsigned char buffer[16]; /*!< data block being processed */
- size_t left; /*!< amount of data in buffer */
- }
- mbedtls_md2_context;
- /**
- * \brief Initialize MD2 context
- *
- * \param ctx MD2 context to be initialized
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- void mbedtls_md2_init( mbedtls_md2_context *ctx );
- /**
- * \brief Clear MD2 context
- *
- * \param ctx MD2 context to be cleared
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- void mbedtls_md2_free( mbedtls_md2_context *ctx );
- /**
- * \brief Clone (the state of) an MD2 context
- *
- * \param dst The destination context
- * \param src The context to be cloned
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- void mbedtls_md2_clone( mbedtls_md2_context *dst,
- const mbedtls_md2_context *src );
- /**
- * \brief MD2 context setup
- *
- * \param ctx context to be initialized
- *
- * \return 0 if successful
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- int mbedtls_md2_starts_ret( mbedtls_md2_context *ctx );
- /**
- * \brief MD2 process buffer
- *
- * \param ctx MD2 context
- * \param input buffer holding the data
- * \param ilen length of the input data
- *
- * \return 0 if successful
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- int mbedtls_md2_update_ret( mbedtls_md2_context *ctx,
- const unsigned char *input,
- size_t ilen );
- /**
- * \brief MD2 final digest
- *
- * \param ctx MD2 context
- * \param output MD2 checksum result
- *
- * \return 0 if successful
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- int mbedtls_md2_finish_ret( mbedtls_md2_context *ctx,
- unsigned char output[16] );
- /**
- * \brief MD2 process data block (internal use only)
- *
- * \param ctx MD2 context
- *
- * \return 0 if successful
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- int mbedtls_internal_md2_process( mbedtls_md2_context *ctx );
- #if !defined(MBEDTLS_DEPRECATED_REMOVED)
- #if defined(MBEDTLS_DEPRECATED_WARNING)
- #define MBEDTLS_DEPRECATED __attribute__((deprecated))
- #else
- #define MBEDTLS_DEPRECATED
- #endif
- /**
- * \brief MD2 context setup
- *
- * \deprecated Superseded by mbedtls_md2_starts_ret() in 2.7.0
- *
- * \param ctx context to be initialized
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- MBEDTLS_DEPRECATED static inline void mbedtls_md2_starts(
- mbedtls_md2_context *ctx )
- {
- mbedtls_md2_starts_ret( ctx );
- }
- /**
- * \brief MD2 process buffer
- *
- * \deprecated Superseded by mbedtls_md2_update_ret() in 2.7.0
- *
- * \param ctx MD2 context
- * \param input buffer holding the data
- * \param ilen length of the input data
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- MBEDTLS_DEPRECATED static inline void mbedtls_md2_update(
- mbedtls_md2_context *ctx,
- const unsigned char *input,
- size_t ilen )
- {
- mbedtls_md2_update_ret( ctx, input, ilen );
- }
- /**
- * \brief MD2 final digest
- *
- * \deprecated Superseded by mbedtls_md2_finish_ret() in 2.7.0
- *
- * \param ctx MD2 context
- * \param output MD2 checksum result
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- MBEDTLS_DEPRECATED static inline void mbedtls_md2_finish(
- mbedtls_md2_context *ctx,
- unsigned char output[16] )
- {
- mbedtls_md2_finish_ret( ctx, output );
- }
- /**
- * \brief MD2 process data block (internal use only)
- *
- * \deprecated Superseded by mbedtls_internal_md2_process() in 2.7.0
- *
- * \param ctx MD2 context
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- MBEDTLS_DEPRECATED static inline void mbedtls_md2_process(
- mbedtls_md2_context *ctx )
- {
- mbedtls_internal_md2_process( ctx );
- }
- #undef MBEDTLS_DEPRECATED
- #endif /* !MBEDTLS_DEPRECATED_REMOVED */
- #ifdef __cplusplus
- }
- #endif
- #else /* MBEDTLS_MD2_ALT */
- #include "md2_alt.h"
- #endif /* MBEDTLS_MD2_ALT */
- #ifdef __cplusplus
- extern "C" {
- #endif
- /**
- * \brief Output = MD2( input buffer )
- *
- * \param input buffer holding the data
- * \param ilen length of the input data
- * \param output MD2 checksum result
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- int mbedtls_md2_ret( const unsigned char *input,
- size_t ilen,
- unsigned char output[16] );
- #if !defined(MBEDTLS_DEPRECATED_REMOVED)
- #if defined(MBEDTLS_DEPRECATED_WARNING)
- #define MBEDTLS_DEPRECATED __attribute__((deprecated))
- #else
- #define MBEDTLS_DEPRECATED
- #endif
- /**
- * \brief Output = MD2( input buffer )
- *
- * \deprecated Superseded by mbedtls_md2_ret() in 2.7.0
- *
- * \param input buffer holding the data
- * \param ilen length of the input data
- * \param output MD2 checksum result
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- MBEDTLS_DEPRECATED static inline void mbedtls_md2( const unsigned char *input,
- size_t ilen,
- unsigned char output[16] )
- {
- mbedtls_md2_ret( input, ilen, output );
- }
- #undef MBEDTLS_DEPRECATED
- #endif /* !MBEDTLS_DEPRECATED_REMOVED */
- /**
- * \brief Checkup routine
- *
- * \return 0 if successful, or 1 if the test failed
- *
- * \warning MD2 is considered a weak message digest and its use
- * constitutes a security risk. We recommend considering
- * stronger message digests instead.
- *
- */
- int mbedtls_md2_self_test( int verbose );
- #ifdef __cplusplus
- }
- #endif
- #endif /* mbedtls_md2.h */
|