mbed TLS library
Dependents: HTTPClient-SSL WS_SERVER
polarssl/pkcs5.c@0:137634ff4186, 2015-06-11 (annotated)
- Committer:
- ansond
- Date:
- Thu Jun 11 03:27:03 2015 +0000
- Revision:
- 0:137634ff4186
initial commit
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
ansond | 0:137634ff4186 | 1 | /** |
ansond | 0:137634ff4186 | 2 | * \file pkcs5.c |
ansond | 0:137634ff4186 | 3 | * |
ansond | 0:137634ff4186 | 4 | * \brief PKCS#5 functions |
ansond | 0:137634ff4186 | 5 | * |
ansond | 0:137634ff4186 | 6 | * \author Mathias Olsson <mathias@kompetensum.com> |
ansond | 0:137634ff4186 | 7 | * |
ansond | 0:137634ff4186 | 8 | * Copyright (C) 2006-2014, ARM Limited, All Rights Reserved |
ansond | 0:137634ff4186 | 9 | * |
ansond | 0:137634ff4186 | 10 | * This file is part of mbed TLS (https://tls.mbed.org) |
ansond | 0:137634ff4186 | 11 | * |
ansond | 0:137634ff4186 | 12 | * This program is free software; you can redistribute it and/or modify |
ansond | 0:137634ff4186 | 13 | * it under the terms of the GNU General Public License as published by |
ansond | 0:137634ff4186 | 14 | * the Free Software Foundation; either version 2 of the License, or |
ansond | 0:137634ff4186 | 15 | * (at your option) any later version. |
ansond | 0:137634ff4186 | 16 | * |
ansond | 0:137634ff4186 | 17 | * This program is distributed in the hope that it will be useful, |
ansond | 0:137634ff4186 | 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
ansond | 0:137634ff4186 | 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
ansond | 0:137634ff4186 | 20 | * GNU General Public License for more details. |
ansond | 0:137634ff4186 | 21 | * |
ansond | 0:137634ff4186 | 22 | * You should have received a copy of the GNU General Public License along |
ansond | 0:137634ff4186 | 23 | * with this program; if not, write to the Free Software Foundation, Inc., |
ansond | 0:137634ff4186 | 24 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
ansond | 0:137634ff4186 | 25 | */ |
ansond | 0:137634ff4186 | 26 | /* |
ansond | 0:137634ff4186 | 27 | * PKCS#5 includes PBKDF2 and more |
ansond | 0:137634ff4186 | 28 | * |
ansond | 0:137634ff4186 | 29 | * http://tools.ietf.org/html/rfc2898 (Specification) |
ansond | 0:137634ff4186 | 30 | * http://tools.ietf.org/html/rfc6070 (Test vectors) |
ansond | 0:137634ff4186 | 31 | */ |
ansond | 0:137634ff4186 | 32 | |
ansond | 0:137634ff4186 | 33 | #if !defined(POLARSSL_CONFIG_FILE) |
ansond | 0:137634ff4186 | 34 | #include "polarssl/config.h" |
ansond | 0:137634ff4186 | 35 | #else |
ansond | 0:137634ff4186 | 36 | #include POLARSSL_CONFIG_FILE |
ansond | 0:137634ff4186 | 37 | #endif |
ansond | 0:137634ff4186 | 38 | |
ansond | 0:137634ff4186 | 39 | #if defined(POLARSSL_PKCS5_C) |
ansond | 0:137634ff4186 | 40 | |
ansond | 0:137634ff4186 | 41 | #include "polarssl/pkcs5.h" |
ansond | 0:137634ff4186 | 42 | #include "polarssl/asn1.h" |
ansond | 0:137634ff4186 | 43 | #include "polarssl/cipher.h" |
ansond | 0:137634ff4186 | 44 | #include "polarssl/oid.h" |
ansond | 0:137634ff4186 | 45 | |
ansond | 0:137634ff4186 | 46 | #include <string.h> |
ansond | 0:137634ff4186 | 47 | |
ansond | 0:137634ff4186 | 48 | #if defined(POLARSSL_PLATFORM_C) |
ansond | 0:137634ff4186 | 49 | #include "polarssl/platform.h" |
ansond | 0:137634ff4186 | 50 | #else |
ansond | 0:137634ff4186 | 51 | #include <stdio.h> |
ansond | 0:137634ff4186 | 52 | #define polarssl_printf printf |
ansond | 0:137634ff4186 | 53 | #endif |
ansond | 0:137634ff4186 | 54 | |
ansond | 0:137634ff4186 | 55 | static int pkcs5_parse_pbkdf2_params( const asn1_buf *params, |
ansond | 0:137634ff4186 | 56 | asn1_buf *salt, int *iterations, |
ansond | 0:137634ff4186 | 57 | int *keylen, md_type_t *md_type ) |
ansond | 0:137634ff4186 | 58 | { |
ansond | 0:137634ff4186 | 59 | int ret; |
ansond | 0:137634ff4186 | 60 | asn1_buf prf_alg_oid; |
ansond | 0:137634ff4186 | 61 | unsigned char *p = params->p; |
ansond | 0:137634ff4186 | 62 | const unsigned char *end = params->p + params->len; |
ansond | 0:137634ff4186 | 63 | |
ansond | 0:137634ff4186 | 64 | if( params->tag != ( ASN1_CONSTRUCTED | ASN1_SEQUENCE ) ) |
ansond | 0:137634ff4186 | 65 | return( POLARSSL_ERR_PKCS5_INVALID_FORMAT + |
ansond | 0:137634ff4186 | 66 | POLARSSL_ERR_ASN1_UNEXPECTED_TAG ); |
ansond | 0:137634ff4186 | 67 | /* |
ansond | 0:137634ff4186 | 68 | * PBKDF2-params ::= SEQUENCE { |
ansond | 0:137634ff4186 | 69 | * salt OCTET STRING, |
ansond | 0:137634ff4186 | 70 | * iterationCount INTEGER, |
ansond | 0:137634ff4186 | 71 | * keyLength INTEGER OPTIONAL |
ansond | 0:137634ff4186 | 72 | * prf AlgorithmIdentifier DEFAULT algid-hmacWithSHA1 |
ansond | 0:137634ff4186 | 73 | * } |
ansond | 0:137634ff4186 | 74 | * |
ansond | 0:137634ff4186 | 75 | */ |
ansond | 0:137634ff4186 | 76 | if( ( ret = asn1_get_tag( &p, end, &salt->len, ASN1_OCTET_STRING ) ) != 0 ) |
ansond | 0:137634ff4186 | 77 | return( POLARSSL_ERR_PKCS5_INVALID_FORMAT + ret ); |
ansond | 0:137634ff4186 | 78 | |
ansond | 0:137634ff4186 | 79 | salt->p = p; |
ansond | 0:137634ff4186 | 80 | p += salt->len; |
ansond | 0:137634ff4186 | 81 | |
ansond | 0:137634ff4186 | 82 | if( ( ret = asn1_get_int( &p, end, iterations ) ) != 0 ) |
ansond | 0:137634ff4186 | 83 | return( POLARSSL_ERR_PKCS5_INVALID_FORMAT + ret ); |
ansond | 0:137634ff4186 | 84 | |
ansond | 0:137634ff4186 | 85 | if( p == end ) |
ansond | 0:137634ff4186 | 86 | return( 0 ); |
ansond | 0:137634ff4186 | 87 | |
ansond | 0:137634ff4186 | 88 | if( ( ret = asn1_get_int( &p, end, keylen ) ) != 0 ) |
ansond | 0:137634ff4186 | 89 | { |
ansond | 0:137634ff4186 | 90 | if( ret != POLARSSL_ERR_ASN1_UNEXPECTED_TAG ) |
ansond | 0:137634ff4186 | 91 | return( POLARSSL_ERR_PKCS5_INVALID_FORMAT + ret ); |
ansond | 0:137634ff4186 | 92 | } |
ansond | 0:137634ff4186 | 93 | |
ansond | 0:137634ff4186 | 94 | if( p == end ) |
ansond | 0:137634ff4186 | 95 | return( 0 ); |
ansond | 0:137634ff4186 | 96 | |
ansond | 0:137634ff4186 | 97 | if( ( ret = asn1_get_alg_null( &p, end, &prf_alg_oid ) ) != 0 ) |
ansond | 0:137634ff4186 | 98 | return( POLARSSL_ERR_PKCS5_INVALID_FORMAT + ret ); |
ansond | 0:137634ff4186 | 99 | |
ansond | 0:137634ff4186 | 100 | if( !OID_CMP( OID_HMAC_SHA1, &prf_alg_oid ) ) |
ansond | 0:137634ff4186 | 101 | return( POLARSSL_ERR_PKCS5_FEATURE_UNAVAILABLE ); |
ansond | 0:137634ff4186 | 102 | |
ansond | 0:137634ff4186 | 103 | *md_type = POLARSSL_MD_SHA1; |
ansond | 0:137634ff4186 | 104 | |
ansond | 0:137634ff4186 | 105 | if( p != end ) |
ansond | 0:137634ff4186 | 106 | return( POLARSSL_ERR_PKCS5_INVALID_FORMAT + |
ansond | 0:137634ff4186 | 107 | POLARSSL_ERR_ASN1_LENGTH_MISMATCH ); |
ansond | 0:137634ff4186 | 108 | |
ansond | 0:137634ff4186 | 109 | return( 0 ); |
ansond | 0:137634ff4186 | 110 | } |
ansond | 0:137634ff4186 | 111 | |
ansond | 0:137634ff4186 | 112 | int pkcs5_pbes2( asn1_buf *pbe_params, int mode, |
ansond | 0:137634ff4186 | 113 | const unsigned char *pwd, size_t pwdlen, |
ansond | 0:137634ff4186 | 114 | const unsigned char *data, size_t datalen, |
ansond | 0:137634ff4186 | 115 | unsigned char *output ) |
ansond | 0:137634ff4186 | 116 | { |
ansond | 0:137634ff4186 | 117 | int ret, iterations = 0, keylen = 0; |
ansond | 0:137634ff4186 | 118 | unsigned char *p, *end; |
ansond | 0:137634ff4186 | 119 | asn1_buf kdf_alg_oid, enc_scheme_oid, kdf_alg_params, enc_scheme_params; |
ansond | 0:137634ff4186 | 120 | asn1_buf salt; |
ansond | 0:137634ff4186 | 121 | md_type_t md_type = POLARSSL_MD_SHA1; |
ansond | 0:137634ff4186 | 122 | unsigned char key[32], iv[32]; |
ansond | 0:137634ff4186 | 123 | size_t olen = 0; |
ansond | 0:137634ff4186 | 124 | const md_info_t *md_info; |
ansond | 0:137634ff4186 | 125 | const cipher_info_t *cipher_info; |
ansond | 0:137634ff4186 | 126 | md_context_t md_ctx; |
ansond | 0:137634ff4186 | 127 | cipher_type_t cipher_alg; |
ansond | 0:137634ff4186 | 128 | cipher_context_t cipher_ctx; |
ansond | 0:137634ff4186 | 129 | |
ansond | 0:137634ff4186 | 130 | p = pbe_params->p; |
ansond | 0:137634ff4186 | 131 | end = p + pbe_params->len; |
ansond | 0:137634ff4186 | 132 | |
ansond | 0:137634ff4186 | 133 | /* |
ansond | 0:137634ff4186 | 134 | * PBES2-params ::= SEQUENCE { |
ansond | 0:137634ff4186 | 135 | * keyDerivationFunc AlgorithmIdentifier {{PBES2-KDFs}}, |
ansond | 0:137634ff4186 | 136 | * encryptionScheme AlgorithmIdentifier {{PBES2-Encs}} |
ansond | 0:137634ff4186 | 137 | * } |
ansond | 0:137634ff4186 | 138 | */ |
ansond | 0:137634ff4186 | 139 | if( pbe_params->tag != ( ASN1_CONSTRUCTED | ASN1_SEQUENCE ) ) |
ansond | 0:137634ff4186 | 140 | return( POLARSSL_ERR_PKCS5_INVALID_FORMAT + |
ansond | 0:137634ff4186 | 141 | POLARSSL_ERR_ASN1_UNEXPECTED_TAG ); |
ansond | 0:137634ff4186 | 142 | |
ansond | 0:137634ff4186 | 143 | if( ( ret = asn1_get_alg( &p, end, &kdf_alg_oid, &kdf_alg_params ) ) != 0 ) |
ansond | 0:137634ff4186 | 144 | return( POLARSSL_ERR_PKCS5_INVALID_FORMAT + ret ); |
ansond | 0:137634ff4186 | 145 | |
ansond | 0:137634ff4186 | 146 | // Only PBKDF2 supported at the moment |
ansond | 0:137634ff4186 | 147 | // |
ansond | 0:137634ff4186 | 148 | if( !OID_CMP( OID_PKCS5_PBKDF2, &kdf_alg_oid ) ) |
ansond | 0:137634ff4186 | 149 | return( POLARSSL_ERR_PKCS5_FEATURE_UNAVAILABLE ); |
ansond | 0:137634ff4186 | 150 | |
ansond | 0:137634ff4186 | 151 | if( ( ret = pkcs5_parse_pbkdf2_params( &kdf_alg_params, |
ansond | 0:137634ff4186 | 152 | &salt, &iterations, &keylen, |
ansond | 0:137634ff4186 | 153 | &md_type ) ) != 0 ) |
ansond | 0:137634ff4186 | 154 | { |
ansond | 0:137634ff4186 | 155 | return( ret ); |
ansond | 0:137634ff4186 | 156 | } |
ansond | 0:137634ff4186 | 157 | |
ansond | 0:137634ff4186 | 158 | md_info = md_info_from_type( md_type ); |
ansond | 0:137634ff4186 | 159 | if( md_info == NULL ) |
ansond | 0:137634ff4186 | 160 | return( POLARSSL_ERR_PKCS5_FEATURE_UNAVAILABLE ); |
ansond | 0:137634ff4186 | 161 | |
ansond | 0:137634ff4186 | 162 | if( ( ret = asn1_get_alg( &p, end, &enc_scheme_oid, |
ansond | 0:137634ff4186 | 163 | &enc_scheme_params ) ) != 0 ) |
ansond | 0:137634ff4186 | 164 | { |
ansond | 0:137634ff4186 | 165 | return( POLARSSL_ERR_PKCS5_INVALID_FORMAT + ret ); |
ansond | 0:137634ff4186 | 166 | } |
ansond | 0:137634ff4186 | 167 | |
ansond | 0:137634ff4186 | 168 | if( oid_get_cipher_alg( &enc_scheme_oid, &cipher_alg ) != 0 ) |
ansond | 0:137634ff4186 | 169 | return( POLARSSL_ERR_PKCS5_FEATURE_UNAVAILABLE ); |
ansond | 0:137634ff4186 | 170 | |
ansond | 0:137634ff4186 | 171 | cipher_info = cipher_info_from_type( cipher_alg ); |
ansond | 0:137634ff4186 | 172 | if( cipher_info == NULL ) |
ansond | 0:137634ff4186 | 173 | return( POLARSSL_ERR_PKCS5_FEATURE_UNAVAILABLE ); |
ansond | 0:137634ff4186 | 174 | |
ansond | 0:137634ff4186 | 175 | /* |
ansond | 0:137634ff4186 | 176 | * The value of keylen from pkcs5_parse_pbkdf2_params() is ignored |
ansond | 0:137634ff4186 | 177 | * since it is optional and we don't know if it was set or not |
ansond | 0:137634ff4186 | 178 | */ |
ansond | 0:137634ff4186 | 179 | keylen = cipher_info->key_length / 8; |
ansond | 0:137634ff4186 | 180 | |
ansond | 0:137634ff4186 | 181 | if( enc_scheme_params.tag != ASN1_OCTET_STRING || |
ansond | 0:137634ff4186 | 182 | enc_scheme_params.len != cipher_info->iv_size ) |
ansond | 0:137634ff4186 | 183 | { |
ansond | 0:137634ff4186 | 184 | return( POLARSSL_ERR_PKCS5_INVALID_FORMAT ); |
ansond | 0:137634ff4186 | 185 | } |
ansond | 0:137634ff4186 | 186 | |
ansond | 0:137634ff4186 | 187 | md_init( &md_ctx ); |
ansond | 0:137634ff4186 | 188 | cipher_init( &cipher_ctx ); |
ansond | 0:137634ff4186 | 189 | |
ansond | 0:137634ff4186 | 190 | memcpy( iv, enc_scheme_params.p, enc_scheme_params.len ); |
ansond | 0:137634ff4186 | 191 | |
ansond | 0:137634ff4186 | 192 | if( ( ret = md_init_ctx( &md_ctx, md_info ) ) != 0 ) |
ansond | 0:137634ff4186 | 193 | goto exit; |
ansond | 0:137634ff4186 | 194 | |
ansond | 0:137634ff4186 | 195 | if( ( ret = pkcs5_pbkdf2_hmac( &md_ctx, pwd, pwdlen, salt.p, salt.len, |
ansond | 0:137634ff4186 | 196 | iterations, keylen, key ) ) != 0 ) |
ansond | 0:137634ff4186 | 197 | { |
ansond | 0:137634ff4186 | 198 | goto exit; |
ansond | 0:137634ff4186 | 199 | } |
ansond | 0:137634ff4186 | 200 | |
ansond | 0:137634ff4186 | 201 | if( ( ret = cipher_init_ctx( &cipher_ctx, cipher_info ) ) != 0 ) |
ansond | 0:137634ff4186 | 202 | goto exit; |
ansond | 0:137634ff4186 | 203 | |
ansond | 0:137634ff4186 | 204 | if( ( ret = cipher_setkey( &cipher_ctx, key, 8 * keylen, (operation_t) mode ) ) != 0 ) |
ansond | 0:137634ff4186 | 205 | goto exit; |
ansond | 0:137634ff4186 | 206 | |
ansond | 0:137634ff4186 | 207 | if( ( ret = cipher_crypt( &cipher_ctx, iv, enc_scheme_params.len, |
ansond | 0:137634ff4186 | 208 | data, datalen, output, &olen ) ) != 0 ) |
ansond | 0:137634ff4186 | 209 | ret = POLARSSL_ERR_PKCS5_PASSWORD_MISMATCH; |
ansond | 0:137634ff4186 | 210 | |
ansond | 0:137634ff4186 | 211 | exit: |
ansond | 0:137634ff4186 | 212 | md_free( &md_ctx ); |
ansond | 0:137634ff4186 | 213 | cipher_free( &cipher_ctx ); |
ansond | 0:137634ff4186 | 214 | |
ansond | 0:137634ff4186 | 215 | return( ret ); |
ansond | 0:137634ff4186 | 216 | } |
ansond | 0:137634ff4186 | 217 | |
ansond | 0:137634ff4186 | 218 | int pkcs5_pbkdf2_hmac( md_context_t *ctx, const unsigned char *password, |
ansond | 0:137634ff4186 | 219 | size_t plen, const unsigned char *salt, size_t slen, |
ansond | 0:137634ff4186 | 220 | unsigned int iteration_count, |
ansond | 0:137634ff4186 | 221 | uint32_t key_length, unsigned char *output ) |
ansond | 0:137634ff4186 | 222 | { |
ansond | 0:137634ff4186 | 223 | int ret, j; |
ansond | 0:137634ff4186 | 224 | unsigned int i; |
ansond | 0:137634ff4186 | 225 | unsigned char md1[POLARSSL_MD_MAX_SIZE]; |
ansond | 0:137634ff4186 | 226 | unsigned char work[POLARSSL_MD_MAX_SIZE]; |
ansond | 0:137634ff4186 | 227 | unsigned char md_size = md_get_size( ctx->md_info ); |
ansond | 0:137634ff4186 | 228 | size_t use_len; |
ansond | 0:137634ff4186 | 229 | unsigned char *out_p = output; |
ansond | 0:137634ff4186 | 230 | unsigned char counter[4]; |
ansond | 0:137634ff4186 | 231 | |
ansond | 0:137634ff4186 | 232 | memset( counter, 0, 4 ); |
ansond | 0:137634ff4186 | 233 | counter[3] = 1; |
ansond | 0:137634ff4186 | 234 | |
ansond | 0:137634ff4186 | 235 | if( iteration_count > 0xFFFFFFFF ) |
ansond | 0:137634ff4186 | 236 | return( POLARSSL_ERR_PKCS5_BAD_INPUT_DATA ); |
ansond | 0:137634ff4186 | 237 | |
ansond | 0:137634ff4186 | 238 | while( key_length ) |
ansond | 0:137634ff4186 | 239 | { |
ansond | 0:137634ff4186 | 240 | // U1 ends up in work |
ansond | 0:137634ff4186 | 241 | // |
ansond | 0:137634ff4186 | 242 | if( ( ret = md_hmac_starts( ctx, password, plen ) ) != 0 ) |
ansond | 0:137634ff4186 | 243 | return( ret ); |
ansond | 0:137634ff4186 | 244 | |
ansond | 0:137634ff4186 | 245 | if( ( ret = md_hmac_update( ctx, salt, slen ) ) != 0 ) |
ansond | 0:137634ff4186 | 246 | return( ret ); |
ansond | 0:137634ff4186 | 247 | |
ansond | 0:137634ff4186 | 248 | if( ( ret = md_hmac_update( ctx, counter, 4 ) ) != 0 ) |
ansond | 0:137634ff4186 | 249 | return( ret ); |
ansond | 0:137634ff4186 | 250 | |
ansond | 0:137634ff4186 | 251 | if( ( ret = md_hmac_finish( ctx, work ) ) != 0 ) |
ansond | 0:137634ff4186 | 252 | return( ret ); |
ansond | 0:137634ff4186 | 253 | |
ansond | 0:137634ff4186 | 254 | memcpy( md1, work, md_size ); |
ansond | 0:137634ff4186 | 255 | |
ansond | 0:137634ff4186 | 256 | for( i = 1; i < iteration_count; i++ ) |
ansond | 0:137634ff4186 | 257 | { |
ansond | 0:137634ff4186 | 258 | // U2 ends up in md1 |
ansond | 0:137634ff4186 | 259 | // |
ansond | 0:137634ff4186 | 260 | if( ( ret = md_hmac_starts( ctx, password, plen ) ) != 0 ) |
ansond | 0:137634ff4186 | 261 | return( ret ); |
ansond | 0:137634ff4186 | 262 | |
ansond | 0:137634ff4186 | 263 | if( ( ret = md_hmac_update( ctx, md1, md_size ) ) != 0 ) |
ansond | 0:137634ff4186 | 264 | return( ret ); |
ansond | 0:137634ff4186 | 265 | |
ansond | 0:137634ff4186 | 266 | if( ( ret = md_hmac_finish( ctx, md1 ) ) != 0 ) |
ansond | 0:137634ff4186 | 267 | return( ret ); |
ansond | 0:137634ff4186 | 268 | |
ansond | 0:137634ff4186 | 269 | // U1 xor U2 |
ansond | 0:137634ff4186 | 270 | // |
ansond | 0:137634ff4186 | 271 | for( j = 0; j < md_size; j++ ) |
ansond | 0:137634ff4186 | 272 | work[j] ^= md1[j]; |
ansond | 0:137634ff4186 | 273 | } |
ansond | 0:137634ff4186 | 274 | |
ansond | 0:137634ff4186 | 275 | use_len = ( key_length < md_size ) ? key_length : md_size; |
ansond | 0:137634ff4186 | 276 | memcpy( out_p, work, use_len ); |
ansond | 0:137634ff4186 | 277 | |
ansond | 0:137634ff4186 | 278 | key_length -= (uint32_t) use_len; |
ansond | 0:137634ff4186 | 279 | out_p += use_len; |
ansond | 0:137634ff4186 | 280 | |
ansond | 0:137634ff4186 | 281 | for( i = 4; i > 0; i-- ) |
ansond | 0:137634ff4186 | 282 | if( ++counter[i - 1] != 0 ) |
ansond | 0:137634ff4186 | 283 | break; |
ansond | 0:137634ff4186 | 284 | } |
ansond | 0:137634ff4186 | 285 | |
ansond | 0:137634ff4186 | 286 | return( 0 ); |
ansond | 0:137634ff4186 | 287 | } |
ansond | 0:137634ff4186 | 288 | |
ansond | 0:137634ff4186 | 289 | #if defined(POLARSSL_SELF_TEST) |
ansond | 0:137634ff4186 | 290 | |
ansond | 0:137634ff4186 | 291 | #if !defined(POLARSSL_SHA1_C) |
ansond | 0:137634ff4186 | 292 | int pkcs5_self_test( int verbose ) |
ansond | 0:137634ff4186 | 293 | { |
ansond | 0:137634ff4186 | 294 | if( verbose != 0 ) |
ansond | 0:137634ff4186 | 295 | polarssl_printf( " PBKDF2 (SHA1): skipped\n\n" ); |
ansond | 0:137634ff4186 | 296 | |
ansond | 0:137634ff4186 | 297 | return( 0 ); |
ansond | 0:137634ff4186 | 298 | } |
ansond | 0:137634ff4186 | 299 | #else |
ansond | 0:137634ff4186 | 300 | |
ansond | 0:137634ff4186 | 301 | #define MAX_TESTS 6 |
ansond | 0:137634ff4186 | 302 | |
ansond | 0:137634ff4186 | 303 | static const size_t plen[MAX_TESTS] = |
ansond | 0:137634ff4186 | 304 | { 8, 8, 8, 24, 9 }; |
ansond | 0:137634ff4186 | 305 | |
ansond | 0:137634ff4186 | 306 | static const unsigned char password[MAX_TESTS][32] = |
ansond | 0:137634ff4186 | 307 | { |
ansond | 0:137634ff4186 | 308 | "password", |
ansond | 0:137634ff4186 | 309 | "password", |
ansond | 0:137634ff4186 | 310 | "password", |
ansond | 0:137634ff4186 | 311 | "passwordPASSWORDpassword", |
ansond | 0:137634ff4186 | 312 | "pass\0word", |
ansond | 0:137634ff4186 | 313 | }; |
ansond | 0:137634ff4186 | 314 | |
ansond | 0:137634ff4186 | 315 | static const size_t slen[MAX_TESTS] = |
ansond | 0:137634ff4186 | 316 | { 4, 4, 4, 36, 5 }; |
ansond | 0:137634ff4186 | 317 | |
ansond | 0:137634ff4186 | 318 | static const unsigned char salt[MAX_TESTS][40] = |
ansond | 0:137634ff4186 | 319 | { |
ansond | 0:137634ff4186 | 320 | "salt", |
ansond | 0:137634ff4186 | 321 | "salt", |
ansond | 0:137634ff4186 | 322 | "salt", |
ansond | 0:137634ff4186 | 323 | "saltSALTsaltSALTsaltSALTsaltSALTsalt", |
ansond | 0:137634ff4186 | 324 | "sa\0lt", |
ansond | 0:137634ff4186 | 325 | }; |
ansond | 0:137634ff4186 | 326 | |
ansond | 0:137634ff4186 | 327 | static const uint32_t it_cnt[MAX_TESTS] = |
ansond | 0:137634ff4186 | 328 | { 1, 2, 4096, 4096, 4096 }; |
ansond | 0:137634ff4186 | 329 | |
ansond | 0:137634ff4186 | 330 | static const uint32_t key_len[MAX_TESTS] = |
ansond | 0:137634ff4186 | 331 | { 20, 20, 20, 25, 16 }; |
ansond | 0:137634ff4186 | 332 | |
ansond | 0:137634ff4186 | 333 | static const unsigned char result_key[MAX_TESTS][32] = |
ansond | 0:137634ff4186 | 334 | { |
ansond | 0:137634ff4186 | 335 | { 0x0c, 0x60, 0xc8, 0x0f, 0x96, 0x1f, 0x0e, 0x71, |
ansond | 0:137634ff4186 | 336 | 0xf3, 0xa9, 0xb5, 0x24, 0xaf, 0x60, 0x12, 0x06, |
ansond | 0:137634ff4186 | 337 | 0x2f, 0xe0, 0x37, 0xa6 }, |
ansond | 0:137634ff4186 | 338 | { 0xea, 0x6c, 0x01, 0x4d, 0xc7, 0x2d, 0x6f, 0x8c, |
ansond | 0:137634ff4186 | 339 | 0xcd, 0x1e, 0xd9, 0x2a, 0xce, 0x1d, 0x41, 0xf0, |
ansond | 0:137634ff4186 | 340 | 0xd8, 0xde, 0x89, 0x57 }, |
ansond | 0:137634ff4186 | 341 | { 0x4b, 0x00, 0x79, 0x01, 0xb7, 0x65, 0x48, 0x9a, |
ansond | 0:137634ff4186 | 342 | 0xbe, 0xad, 0x49, 0xd9, 0x26, 0xf7, 0x21, 0xd0, |
ansond | 0:137634ff4186 | 343 | 0x65, 0xa4, 0x29, 0xc1 }, |
ansond | 0:137634ff4186 | 344 | { 0x3d, 0x2e, 0xec, 0x4f, 0xe4, 0x1c, 0x84, 0x9b, |
ansond | 0:137634ff4186 | 345 | 0x80, 0xc8, 0xd8, 0x36, 0x62, 0xc0, 0xe4, 0x4a, |
ansond | 0:137634ff4186 | 346 | 0x8b, 0x29, 0x1a, 0x96, 0x4c, 0xf2, 0xf0, 0x70, |
ansond | 0:137634ff4186 | 347 | 0x38 }, |
ansond | 0:137634ff4186 | 348 | { 0x56, 0xfa, 0x6a, 0xa7, 0x55, 0x48, 0x09, 0x9d, |
ansond | 0:137634ff4186 | 349 | 0xcc, 0x37, 0xd7, 0xf0, 0x34, 0x25, 0xe0, 0xc3 }, |
ansond | 0:137634ff4186 | 350 | }; |
ansond | 0:137634ff4186 | 351 | |
ansond | 0:137634ff4186 | 352 | int pkcs5_self_test( int verbose ) |
ansond | 0:137634ff4186 | 353 | { |
ansond | 0:137634ff4186 | 354 | md_context_t sha1_ctx; |
ansond | 0:137634ff4186 | 355 | const md_info_t *info_sha1; |
ansond | 0:137634ff4186 | 356 | int ret, i; |
ansond | 0:137634ff4186 | 357 | unsigned char key[64]; |
ansond | 0:137634ff4186 | 358 | |
ansond | 0:137634ff4186 | 359 | md_init( &sha1_ctx ); |
ansond | 0:137634ff4186 | 360 | |
ansond | 0:137634ff4186 | 361 | info_sha1 = md_info_from_type( POLARSSL_MD_SHA1 ); |
ansond | 0:137634ff4186 | 362 | if( info_sha1 == NULL ) |
ansond | 0:137634ff4186 | 363 | { |
ansond | 0:137634ff4186 | 364 | ret = 1; |
ansond | 0:137634ff4186 | 365 | goto exit; |
ansond | 0:137634ff4186 | 366 | } |
ansond | 0:137634ff4186 | 367 | |
ansond | 0:137634ff4186 | 368 | if( ( ret = md_init_ctx( &sha1_ctx, info_sha1 ) ) != 0 ) |
ansond | 0:137634ff4186 | 369 | { |
ansond | 0:137634ff4186 | 370 | ret = 1; |
ansond | 0:137634ff4186 | 371 | goto exit; |
ansond | 0:137634ff4186 | 372 | } |
ansond | 0:137634ff4186 | 373 | |
ansond | 0:137634ff4186 | 374 | for( i = 0; i < MAX_TESTS; i++ ) |
ansond | 0:137634ff4186 | 375 | { |
ansond | 0:137634ff4186 | 376 | if( verbose != 0 ) |
ansond | 0:137634ff4186 | 377 | polarssl_printf( " PBKDF2 (SHA1) #%d: ", i ); |
ansond | 0:137634ff4186 | 378 | |
ansond | 0:137634ff4186 | 379 | ret = pkcs5_pbkdf2_hmac( &sha1_ctx, password[i], plen[i], salt[i], |
ansond | 0:137634ff4186 | 380 | slen[i], it_cnt[i], key_len[i], key ); |
ansond | 0:137634ff4186 | 381 | if( ret != 0 || |
ansond | 0:137634ff4186 | 382 | memcmp( result_key[i], key, key_len[i] ) != 0 ) |
ansond | 0:137634ff4186 | 383 | { |
ansond | 0:137634ff4186 | 384 | if( verbose != 0 ) |
ansond | 0:137634ff4186 | 385 | polarssl_printf( "failed\n" ); |
ansond | 0:137634ff4186 | 386 | |
ansond | 0:137634ff4186 | 387 | ret = 1; |
ansond | 0:137634ff4186 | 388 | goto exit; |
ansond | 0:137634ff4186 | 389 | } |
ansond | 0:137634ff4186 | 390 | |
ansond | 0:137634ff4186 | 391 | if( verbose != 0 ) |
ansond | 0:137634ff4186 | 392 | polarssl_printf( "passed\n" ); |
ansond | 0:137634ff4186 | 393 | } |
ansond | 0:137634ff4186 | 394 | |
ansond | 0:137634ff4186 | 395 | polarssl_printf( "\n" ); |
ansond | 0:137634ff4186 | 396 | |
ansond | 0:137634ff4186 | 397 | exit: |
ansond | 0:137634ff4186 | 398 | md_free( &sha1_ctx ); |
ansond | 0:137634ff4186 | 399 | |
ansond | 0:137634ff4186 | 400 | return( ret ); |
ansond | 0:137634ff4186 | 401 | } |
ansond | 0:137634ff4186 | 402 | #endif /* POLARSSL_SHA1_C */ |
ansond | 0:137634ff4186 | 403 | |
ansond | 0:137634ff4186 | 404 | #endif /* POLARSSL_SELF_TEST */ |
ansond | 0:137634ff4186 | 405 | |
ansond | 0:137634ff4186 | 406 | #endif /* POLARSSL_PKCS5_C */ |
ansond | 0:137634ff4186 | 407 |