PolarSSL is now part of ARM Official announcement and rebranded as mbed TLS.

API Documentation (Doxygen generated)

These pages are generated with doxygen directly from the source code!

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.

Data Structures

struct  mbedtls_md4_context
 MD4 context structure. More...
 

Macros

#define MBEDTLS_ERR_MD4_HW_ACCEL_FAILED   -0x002D
 MD4 hardware accelerator failed. More...
 
#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.

Definition in file md4.h.

Macro Definition Documentation

#define MBEDTLS_DEPRECATED

Definition at line 268 of file md4.h.

#define MBEDTLS_DEPRECATED

Definition at line 268 of file md4.h.

#define MBEDTLS_ERR_MD4_HW_ACCEL_FAILED   -0x002D

MD4 hardware accelerator failed.

Definition at line 42 of file md4.h.

Typedef Documentation

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

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_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.
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_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.
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.
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.
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_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.
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.
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_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.
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_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.
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.