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

typedef struct mbedtls_md4_context 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

ctx	MD4 context
data	buffer 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

input	buffer holding the data
ilen	length of the input data
output	MD4 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

dst	The destination context
src	The 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

ctx	MD4 context
output	MD4 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

ctx	MD4 context
output	MD4 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

ctx	MD4 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

ctx	MD4 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

ctx	MD4 context
data	buffer 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

input	buffer holding the data
ilen	length of the input data
output	MD4 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

ctx	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_starts_ret()

int mbedtls_md4_starts_ret

(

mbedtls_md4_context *

ctx

)

MD4 context setup.

Parameters

ctx	context 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

ctx	MD4 context
input	buffer holding the data
ilen	length 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

ctx	MD4 context
input	buffer holding the data
ilen	length 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.