mbed TLS library

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pkcs5.h File Reference

pkcs5.h File Reference

PKCS#5 functions. More...

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Functions

int pkcs5_pbes2 (asn1_buf *pbe_params, int mode, const unsigned char *pwd, size_t pwdlen, const unsigned char *data, size_t datalen, unsigned char *output)
 PKCS#5 PBES2 function.
int pkcs5_pbkdf2_hmac (md_context_t *ctx, const unsigned char *password, size_t plen, const unsigned char *salt, size_t slen, unsigned int iteration_count, uint32_t key_length, unsigned char *output)
 PKCS#5 PBKDF2 using HMAC.
int pkcs5_self_test (int verbose)
 Checkup routine.

Detailed Description

PKCS#5 functions.

Author:
Mathias Olsson <mathias@kompetensum.com>

Copyright (C) 2006-2013, ARM Limited, All Rights Reserved

This file is part of mbed TLS (https://tls.mbed.org)

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

Definition in file pkcs5.h.


Function Documentation

int pkcs5_pbes2 ( asn1_buf pbe_params,
int  mode,
const unsigned char *  pwd,
size_t  pwdlen,
const unsigned char *  data,
size_t  datalen,
unsigned char *  output 
)

PKCS#5 PBES2 function.

Parameters:
pbe_paramsthe ASN.1 algorithm parameters
modeeither PKCS5_DECRYPT or PKCS5_ENCRYPT
pwdpassword to use when generating key
pwdlenlength of password
datadata to process
datalenlength of data
outputoutput buffer
Returns:
0 on success, or a POLARSSL_ERR_xxx code if verification fails.

Definition at line 112 of file pkcs5.c.

int pkcs5_pbkdf2_hmac ( md_context_t ctx,
const unsigned char *  password,
size_t  plen,
const unsigned char *  salt,
size_t  slen,
unsigned int  iteration_count,
uint32_t  key_length,
unsigned char *  output 
)

PKCS#5 PBKDF2 using HMAC.

Parameters:
ctxGeneric HMAC context
passwordPassword to use when generating key
plenLength of password
saltSalt to use when generating key
slenLength of salt
iteration_countIteration count
key_lengthLength of generated key
outputGenerated key. Must be at least as big as key_length
Returns:
0 on success, or a POLARSSL_ERR_xxx code if verification fails.

Definition at line 218 of file pkcs5.c.

int pkcs5_self_test ( int  verbose )

Checkup routine.

Returns:
0 if successful, or 1 if the test failed

Definition at line 352 of file pkcs5.c.