OPTIGA Trust M  1.1.0
C++ library for Optiga Trust M Chip Security Controller
md4.h File Reference

MD4 message digest algorithm (hash function) More...

#include "config.h"
#include <stddef.h>
#include <stdint.h>
Include dependency graph for md4.h:

Go to the source code of this file.

Classes

struct  mbedtls_md4_context
 MD4 context structure. More...
 

Macros

#define MBEDTLS_ERR_MD4_HW_ACCEL_FAILED   -0x002D
 
#define MBEDTLS_DEPRECATED
 
#define MBEDTLS_DEPRECATED
 

Typedefs

typedef struct mbedtls_md4_context mbedtls_md4_context
 MD4 context structure. More...
 

Functions

void mbedtls_md4_init (mbedtls_md4_context *ctx)
 Initialize MD4 context. More...
 
void mbedtls_md4_free (mbedtls_md4_context *ctx)
 Clear MD4 context. More...
 
void mbedtls_md4_clone (mbedtls_md4_context *dst, const mbedtls_md4_context *src)
 Clone (the state of) an MD4 context. More...
 
int mbedtls_md4_starts_ret (mbedtls_md4_context *ctx)
 MD4 context setup. More...
 
int mbedtls_md4_update_ret (mbedtls_md4_context *ctx, const unsigned char *input, size_t ilen)
 MD4 process buffer. More...
 
int mbedtls_md4_finish_ret (mbedtls_md4_context *ctx, unsigned char output[16])
 MD4 final digest. More...
 
int mbedtls_internal_md4_process (mbedtls_md4_context *ctx, const unsigned char data[64])
 MD4 process data block (internal use only) More...
 
MBEDTLS_DEPRECATED void mbedtls_md4_starts (mbedtls_md4_context *ctx)
 MD4 context setup. More...
 
MBEDTLS_DEPRECATED void mbedtls_md4_update (mbedtls_md4_context *ctx, const unsigned char *input, size_t ilen)
 MD4 process buffer. More...
 
MBEDTLS_DEPRECATED void mbedtls_md4_finish (mbedtls_md4_context *ctx, unsigned char output[16])
 MD4 final digest. More...
 
MBEDTLS_DEPRECATED void mbedtls_md4_process (mbedtls_md4_context *ctx, const unsigned char data[64])
 MD4 process data block (internal use only) More...
 
int mbedtls_md4_ret (const unsigned char *input, size_t ilen, unsigned char output[16])
 Output = MD4( input buffer ) More...
 
MBEDTLS_DEPRECATED void mbedtls_md4 (const unsigned char *input, size_t ilen, unsigned char output[16])
 Output = MD4( input buffer ) More...
 
int mbedtls_md4_self_test (int verbose)
 Checkup routine. More...
 

Detailed Description

MD4 message digest algorithm (hash function)

Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

Macro Definition Documentation

◆ MBEDTLS_DEPRECATED [1/2]

#define MBEDTLS_DEPRECATED

◆ MBEDTLS_DEPRECATED [2/2]

#define MBEDTLS_DEPRECATED

◆ MBEDTLS_ERR_MD4_HW_ACCEL_FAILED

#define MBEDTLS_ERR_MD4_HW_ACCEL_FAILED   -0x002D

MD4 hardware accelerator failed

Typedef Documentation

◆ mbedtls_md4_context

MD4 context structure.

Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

Function Documentation

◆ mbedtls_internal_md4_process()

int mbedtls_internal_md4_process ( mbedtls_md4_context ctx,
const unsigned char  data[64] 
)

MD4 process data block (internal use only)

Parameters
ctxMD4 context
databuffer holding one block of data
Returns
0 if successful
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4()

MBEDTLS_DEPRECATED void mbedtls_md4 ( const unsigned char *  input,
size_t  ilen,
unsigned char  output[16] 
)

Output = MD4( input buffer )

Deprecated:
Superseded by mbedtls_md4_ret() in 2.7.0
Parameters
inputbuffer holding the data
ilenlength of the input data
outputMD4 checksum result
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_clone()

void mbedtls_md4_clone ( mbedtls_md4_context dst,
const mbedtls_md4_context src 
)

Clone (the state of) an MD4 context.

Parameters
dstThe destination context
srcThe context to be cloned
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_finish()

MBEDTLS_DEPRECATED void mbedtls_md4_finish ( mbedtls_md4_context ctx,
unsigned char  output[16] 
)

MD4 final digest.

Deprecated:
Superseded by mbedtls_md4_finish_ret() in 2.7.0
Parameters
ctxMD4 context
outputMD4 checksum result
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_finish_ret()

int mbedtls_md4_finish_ret ( mbedtls_md4_context ctx,
unsigned char  output[16] 
)

MD4 final digest.

Parameters
ctxMD4 context
outputMD4 checksum result
Returns
0 if successful
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_free()

void mbedtls_md4_free ( mbedtls_md4_context ctx)

Clear MD4 context.

Parameters
ctxMD4 context to be cleared
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_init()

void mbedtls_md4_init ( mbedtls_md4_context ctx)

Initialize MD4 context.

Parameters
ctxMD4 context to be initialized
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_process()

MBEDTLS_DEPRECATED void mbedtls_md4_process ( mbedtls_md4_context ctx,
const unsigned char  data[64] 
)

MD4 process data block (internal use only)

Deprecated:
Superseded by mbedtls_internal_md4_process() in 2.7.0
Parameters
ctxMD4 context
databuffer holding one block of data
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_ret()

int mbedtls_md4_ret ( const unsigned char *  input,
size_t  ilen,
unsigned char  output[16] 
)

Output = MD4( input buffer )

Parameters
inputbuffer holding the data
ilenlength of the input data
outputMD4 checksum result
Returns
0 if successful
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_self_test()

int mbedtls_md4_self_test ( int  verbose)

Checkup routine.

Returns
0 if successful, or 1 if the test failed
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_starts()

MBEDTLS_DEPRECATED void mbedtls_md4_starts ( mbedtls_md4_context ctx)

MD4 context setup.

Deprecated:
Superseded by mbedtls_md4_starts_ret() in 2.7.0
Parameters
ctxcontext to be initialized
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_starts_ret()

int mbedtls_md4_starts_ret ( mbedtls_md4_context ctx)

MD4 context setup.

Parameters
ctxcontext to be initialized
Returns
0 if successful
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_update()

MBEDTLS_DEPRECATED void mbedtls_md4_update ( mbedtls_md4_context ctx,
const unsigned char *  input,
size_t  ilen 
)

MD4 process buffer.

Deprecated:
Superseded by mbedtls_md4_update_ret() in 2.7.0
Parameters
ctxMD4 context
inputbuffer holding the data
ilenlength of the input data
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.

◆ mbedtls_md4_update_ret()

int mbedtls_md4_update_ret ( mbedtls_md4_context ctx,
const unsigned char *  input,
size_t  ilen 
)

MD4 process buffer.

Parameters
ctxMD4 context
inputbuffer holding the data
ilenlength of the input data
Returns
0 if successful
Warning
MD4 is considered a weak message digest and its use constitutes a security risk. We recommend considering stronger message digests instead.