Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

features/mbedtls/src/camellia.c@1:d96dbedaebdb, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:54:50 2016 +0000
Revision:
1:d96dbedaebdb
Parent:
0:6c56fb4bc5f0 
Removed extra directories for other platforms

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 /*
nexpaq 0:6c56fb4bc5f0 2 * Camellia implementation
nexpaq 0:6c56fb4bc5f0 3 *
nexpaq 0:6c56fb4bc5f0 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
nexpaq 0:6c56fb4bc5f0 5 * SPDX-License-Identifier: Apache-2.0
nexpaq 0:6c56fb4bc5f0 6 *
nexpaq 0:6c56fb4bc5f0 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
nexpaq 0:6c56fb4bc5f0 8 * not use this file except in compliance with the License.
nexpaq 0:6c56fb4bc5f0 9 * You may obtain a copy of the License at
nexpaq 0:6c56fb4bc5f0 10 *
nexpaq 0:6c56fb4bc5f0 11 * http://www.apache.org/licenses/LICENSE-2.0
nexpaq 0:6c56fb4bc5f0 12 *
nexpaq 0:6c56fb4bc5f0 13 * Unless required by applicable law or agreed to in writing, software
nexpaq 0:6c56fb4bc5f0 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
nexpaq 0:6c56fb4bc5f0 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
nexpaq 0:6c56fb4bc5f0 16 * See the License for the specific language governing permissions and
nexpaq 0:6c56fb4bc5f0 17 * limitations under the License.
nexpaq 0:6c56fb4bc5f0 18 *
nexpaq 0:6c56fb4bc5f0 19 * This file is part of mbed TLS (https://tls.mbed.org)
nexpaq 0:6c56fb4bc5f0 20 */
nexpaq 0:6c56fb4bc5f0 21 /*
nexpaq 0:6c56fb4bc5f0 22 * The Camellia block cipher was designed by NTT and Mitsubishi Electric
nexpaq 0:6c56fb4bc5f0 23 * Corporation.
nexpaq 0:6c56fb4bc5f0 24 *
nexpaq 0:6c56fb4bc5f0 25 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/01espec.pdf
nexpaq 0:6c56fb4bc5f0 26 */
nexpaq 0:6c56fb4bc5f0 27
nexpaq 0:6c56fb4bc5f0 28 #if !defined(MBEDTLS_CONFIG_FILE)
nexpaq 0:6c56fb4bc5f0 29 #include "mbedtls/config.h"
nexpaq 0:6c56fb4bc5f0 30 #else
nexpaq 0:6c56fb4bc5f0 31 #include MBEDTLS_CONFIG_FILE
nexpaq 0:6c56fb4bc5f0 32 #endif
nexpaq 0:6c56fb4bc5f0 33
nexpaq 0:6c56fb4bc5f0 34 #if defined(MBEDTLS_CAMELLIA_C)
nexpaq 0:6c56fb4bc5f0 35
nexpaq 0:6c56fb4bc5f0 36 #include "mbedtls/camellia.h"
nexpaq 0:6c56fb4bc5f0 37
nexpaq 0:6c56fb4bc5f0 38 #include <string.h>
nexpaq 0:6c56fb4bc5f0 39
nexpaq 0:6c56fb4bc5f0 40 #if defined(MBEDTLS_SELF_TEST)
nexpaq 0:6c56fb4bc5f0 41 #if defined(MBEDTLS_PLATFORM_C)
nexpaq 0:6c56fb4bc5f0 42 #include "mbedtls/platform.h"
nexpaq 0:6c56fb4bc5f0 43 #else
nexpaq 0:6c56fb4bc5f0 44 #include <stdio.h>
nexpaq 0:6c56fb4bc5f0 45 #define mbedtls_printf printf
nexpaq 0:6c56fb4bc5f0 46 #endif /* MBEDTLS_PLATFORM_C */
nexpaq 0:6c56fb4bc5f0 47 #endif /* MBEDTLS_SELF_TEST */
nexpaq 0:6c56fb4bc5f0 48
nexpaq 0:6c56fb4bc5f0 49 #if !defined(MBEDTLS_CAMELLIA_ALT)
nexpaq 0:6c56fb4bc5f0 50
nexpaq 0:6c56fb4bc5f0 51 /* Implementation that should never be optimized out by the compiler */
nexpaq 0:6c56fb4bc5f0 52 static void mbedtls_zeroize( void *v, size_t n ) {
nexpaq 0:6c56fb4bc5f0 53 volatile unsigned char *p = (unsigned char*)v; while( n-- ) *p++ = 0;
nexpaq 0:6c56fb4bc5f0 54 }
nexpaq 0:6c56fb4bc5f0 55
nexpaq 0:6c56fb4bc5f0 56 /*
nexpaq 0:6c56fb4bc5f0 57 * 32-bit integer manipulation macros (big endian)
nexpaq 0:6c56fb4bc5f0 58 */
nexpaq 0:6c56fb4bc5f0 59 #ifndef GET_UINT32_BE
nexpaq 0:6c56fb4bc5f0 60 #define GET_UINT32_BE(n,b,i) \
nexpaq 0:6c56fb4bc5f0 61 { \
nexpaq 0:6c56fb4bc5f0 62 (n) = ( (uint32_t) (b)[(i) ] << 24 ) \
nexpaq 0:6c56fb4bc5f0 63 | ( (uint32_t) (b)[(i) + 1] << 16 ) \
nexpaq 0:6c56fb4bc5f0 64 | ( (uint32_t) (b)[(i) + 2] << 8 ) \
nexpaq 0:6c56fb4bc5f0 65 | ( (uint32_t) (b)[(i) + 3] ); \
nexpaq 0:6c56fb4bc5f0 66 }
nexpaq 0:6c56fb4bc5f0 67 #endif
nexpaq 0:6c56fb4bc5f0 68
nexpaq 0:6c56fb4bc5f0 69 #ifndef PUT_UINT32_BE
nexpaq 0:6c56fb4bc5f0 70 #define PUT_UINT32_BE(n,b,i) \
nexpaq 0:6c56fb4bc5f0 71 { \
nexpaq 0:6c56fb4bc5f0 72 (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
nexpaq 0:6c56fb4bc5f0 73 (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
nexpaq 0:6c56fb4bc5f0 74 (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
nexpaq 0:6c56fb4bc5f0 75 (b)[(i) + 3] = (unsigned char) ( (n) ); \
nexpaq 0:6c56fb4bc5f0 76 }
nexpaq 0:6c56fb4bc5f0 77 #endif
nexpaq 0:6c56fb4bc5f0 78
nexpaq 0:6c56fb4bc5f0 79 static const unsigned char SIGMA_CHARS[6][8] =
nexpaq 0:6c56fb4bc5f0 80 {
nexpaq 0:6c56fb4bc5f0 81 { 0xa0, 0x9e, 0x66, 0x7f, 0x3b, 0xcc, 0x90, 0x8b },
nexpaq 0:6c56fb4bc5f0 82 { 0xb6, 0x7a, 0xe8, 0x58, 0x4c, 0xaa, 0x73, 0xb2 },
nexpaq 0:6c56fb4bc5f0 83 { 0xc6, 0xef, 0x37, 0x2f, 0xe9, 0x4f, 0x82, 0xbe },
nexpaq 0:6c56fb4bc5f0 84 { 0x54, 0xff, 0x53, 0xa5, 0xf1, 0xd3, 0x6f, 0x1c },
nexpaq 0:6c56fb4bc5f0 85 { 0x10, 0xe5, 0x27, 0xfa, 0xde, 0x68, 0x2d, 0x1d },
nexpaq 0:6c56fb4bc5f0 86 { 0xb0, 0x56, 0x88, 0xc2, 0xb3, 0xe6, 0xc1, 0xfd }
nexpaq 0:6c56fb4bc5f0 87 };
nexpaq 0:6c56fb4bc5f0 88
nexpaq 0:6c56fb4bc5f0 89 #if defined(MBEDTLS_CAMELLIA_SMALL_MEMORY)
nexpaq 0:6c56fb4bc5f0 90
nexpaq 0:6c56fb4bc5f0 91 static const unsigned char FSb[256] =
nexpaq 0:6c56fb4bc5f0 92 {
nexpaq 0:6c56fb4bc5f0 93 112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65,
nexpaq 0:6c56fb4bc5f0 94 35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189,
nexpaq 0:6c56fb4bc5f0 95 134,184,175,143,124,235, 31,206, 62, 48,220, 95, 94,197, 11, 26,
nexpaq 0:6c56fb4bc5f0 96 166,225, 57,202,213, 71, 93, 61,217, 1, 90,214, 81, 86,108, 77,
nexpaq 0:6c56fb4bc5f0 97 139, 13,154,102,251,204,176, 45,116, 18, 43, 32,240,177,132,153,
nexpaq 0:6c56fb4bc5f0 98 223, 76,203,194, 52,126,118, 5,109,183,169, 49,209, 23, 4,215,
nexpaq 0:6c56fb4bc5f0 99 20, 88, 58, 97,222, 27, 17, 28, 50, 15,156, 22, 83, 24,242, 34,
nexpaq 0:6c56fb4bc5f0 100 254, 68,207,178,195,181,122,145, 36, 8,232,168, 96,252,105, 80,
nexpaq 0:6c56fb4bc5f0 101 170,208,160,125,161,137, 98,151, 84, 91, 30,149,224,255,100,210,
nexpaq 0:6c56fb4bc5f0 102 16,196, 0, 72,163,247,117,219,138, 3,230,218, 9, 63,221,148,
nexpaq 0:6c56fb4bc5f0 103 135, 92,131, 2,205, 74,144, 51,115,103,246,243,157,127,191,226,
nexpaq 0:6c56fb4bc5f0 104 82,155,216, 38,200, 55,198, 59,129,150,111, 75, 19,190, 99, 46,
nexpaq 0:6c56fb4bc5f0 105 233,121,167,140,159,110,188,142, 41,245,249,182, 47,253,180, 89,
nexpaq 0:6c56fb4bc5f0 106 120,152, 6,106,231, 70,113,186,212, 37,171, 66,136,162,141,250,
nexpaq 0:6c56fb4bc5f0 107 114, 7,185, 85,248,238,172, 10, 54, 73, 42,104, 60, 56,241,164,
nexpaq 0:6c56fb4bc5f0 108 64, 40,211,123,187,201, 67,193, 21,227,173,244,119,199,128,158
nexpaq 0:6c56fb4bc5f0 109 };
nexpaq 0:6c56fb4bc5f0 110
nexpaq 0:6c56fb4bc5f0 111 #define SBOX1(n) FSb[(n)]
nexpaq 0:6c56fb4bc5f0 112 #define SBOX2(n) (unsigned char)((FSb[(n)] >> 7 ^ FSb[(n)] << 1) & 0xff)
nexpaq 0:6c56fb4bc5f0 113 #define SBOX3(n) (unsigned char)((FSb[(n)] >> 1 ^ FSb[(n)] << 7) & 0xff)
nexpaq 0:6c56fb4bc5f0 114 #define SBOX4(n) FSb[((n) << 1 ^ (n) >> 7) &0xff]
nexpaq 0:6c56fb4bc5f0 115
nexpaq 0:6c56fb4bc5f0 116 #else /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
nexpaq 0:6c56fb4bc5f0 117
nexpaq 0:6c56fb4bc5f0 118 static const unsigned char FSb[256] =
nexpaq 0:6c56fb4bc5f0 119 {
nexpaq 0:6c56fb4bc5f0 120 112, 130, 44, 236, 179, 39, 192, 229, 228, 133, 87, 53, 234, 12, 174, 65,
nexpaq 0:6c56fb4bc5f0 121 35, 239, 107, 147, 69, 25, 165, 33, 237, 14, 79, 78, 29, 101, 146, 189,
nexpaq 0:6c56fb4bc5f0 122 134, 184, 175, 143, 124, 235, 31, 206, 62, 48, 220, 95, 94, 197, 11, 26,
nexpaq 0:6c56fb4bc5f0 123 166, 225, 57, 202, 213, 71, 93, 61, 217, 1, 90, 214, 81, 86, 108, 77,
nexpaq 0:6c56fb4bc5f0 124 139, 13, 154, 102, 251, 204, 176, 45, 116, 18, 43, 32, 240, 177, 132, 153,
nexpaq 0:6c56fb4bc5f0 125 223, 76, 203, 194, 52, 126, 118, 5, 109, 183, 169, 49, 209, 23, 4, 215,
nexpaq 0:6c56fb4bc5f0 126 20, 88, 58, 97, 222, 27, 17, 28, 50, 15, 156, 22, 83, 24, 242, 34,
nexpaq 0:6c56fb4bc5f0 127 254, 68, 207, 178, 195, 181, 122, 145, 36, 8, 232, 168, 96, 252, 105, 80,
nexpaq 0:6c56fb4bc5f0 128 170, 208, 160, 125, 161, 137, 98, 151, 84, 91, 30, 149, 224, 255, 100, 210,
nexpaq 0:6c56fb4bc5f0 129 16, 196, 0, 72, 163, 247, 117, 219, 138, 3, 230, 218, 9, 63, 221, 148,
nexpaq 0:6c56fb4bc5f0 130 135, 92, 131, 2, 205, 74, 144, 51, 115, 103, 246, 243, 157, 127, 191, 226,
nexpaq 0:6c56fb4bc5f0 131 82, 155, 216, 38, 200, 55, 198, 59, 129, 150, 111, 75, 19, 190, 99, 46,
nexpaq 0:6c56fb4bc5f0 132 233, 121, 167, 140, 159, 110, 188, 142, 41, 245, 249, 182, 47, 253, 180, 89,
nexpaq 0:6c56fb4bc5f0 133 120, 152, 6, 106, 231, 70, 113, 186, 212, 37, 171, 66, 136, 162, 141, 250,
nexpaq 0:6c56fb4bc5f0 134 114, 7, 185, 85, 248, 238, 172, 10, 54, 73, 42, 104, 60, 56, 241, 164,
nexpaq 0:6c56fb4bc5f0 135 64, 40, 211, 123, 187, 201, 67, 193, 21, 227, 173, 244, 119, 199, 128, 158
nexpaq 0:6c56fb4bc5f0 136 };
nexpaq 0:6c56fb4bc5f0 137
nexpaq 0:6c56fb4bc5f0 138 static const unsigned char FSb2[256] =
nexpaq 0:6c56fb4bc5f0 139 {
nexpaq 0:6c56fb4bc5f0 140 224, 5, 88, 217, 103, 78, 129, 203, 201, 11, 174, 106, 213, 24, 93, 130,
nexpaq 0:6c56fb4bc5f0 141 70, 223, 214, 39, 138, 50, 75, 66, 219, 28, 158, 156, 58, 202, 37, 123,
nexpaq 0:6c56fb4bc5f0 142 13, 113, 95, 31, 248, 215, 62, 157, 124, 96, 185, 190, 188, 139, 22, 52,
nexpaq 0:6c56fb4bc5f0 143 77, 195, 114, 149, 171, 142, 186, 122, 179, 2, 180, 173, 162, 172, 216, 154,
nexpaq 0:6c56fb4bc5f0 144 23, 26, 53, 204, 247, 153, 97, 90, 232, 36, 86, 64, 225, 99, 9, 51,
nexpaq 0:6c56fb4bc5f0 145 191, 152, 151, 133, 104, 252, 236, 10, 218, 111, 83, 98, 163, 46, 8, 175,
nexpaq 0:6c56fb4bc5f0 146 40, 176, 116, 194, 189, 54, 34, 56, 100, 30, 57, 44, 166, 48, 229, 68,
nexpaq 0:6c56fb4bc5f0 147 253, 136, 159, 101, 135, 107, 244, 35, 72, 16, 209, 81, 192, 249, 210, 160,
nexpaq 0:6c56fb4bc5f0 148 85, 161, 65, 250, 67, 19, 196, 47, 168, 182, 60, 43, 193, 255, 200, 165,
nexpaq 0:6c56fb4bc5f0 149 32, 137, 0, 144, 71, 239, 234, 183, 21, 6, 205, 181, 18, 126, 187, 41,
nexpaq 0:6c56fb4bc5f0 150 15, 184, 7, 4, 155, 148, 33, 102, 230, 206, 237, 231, 59, 254, 127, 197,
nexpaq 0:6c56fb4bc5f0 151 164, 55, 177, 76, 145, 110, 141, 118, 3, 45, 222, 150, 38, 125, 198, 92,
nexpaq 0:6c56fb4bc5f0 152 211, 242, 79, 25, 63, 220, 121, 29, 82, 235, 243, 109, 94, 251, 105, 178,
nexpaq 0:6c56fb4bc5f0 153 240, 49, 12, 212, 207, 140, 226, 117, 169, 74, 87, 132, 17, 69, 27, 245,
nexpaq 0:6c56fb4bc5f0 154 228, 14, 115, 170, 241, 221, 89, 20, 108, 146, 84, 208, 120, 112, 227, 73,
nexpaq 0:6c56fb4bc5f0 155 128, 80, 167, 246, 119, 147, 134, 131, 42, 199, 91, 233, 238, 143, 1, 61
nexpaq 0:6c56fb4bc5f0 156 };
nexpaq 0:6c56fb4bc5f0 157
nexpaq 0:6c56fb4bc5f0 158 static const unsigned char FSb3[256] =
nexpaq 0:6c56fb4bc5f0 159 {
nexpaq 0:6c56fb4bc5f0 160 56, 65, 22, 118, 217, 147, 96, 242, 114, 194, 171, 154, 117, 6, 87, 160,
nexpaq 0:6c56fb4bc5f0 161 145, 247, 181, 201, 162, 140, 210, 144, 246, 7, 167, 39, 142, 178, 73, 222,
nexpaq 0:6c56fb4bc5f0 162 67, 92, 215, 199, 62, 245, 143, 103, 31, 24, 110, 175, 47, 226, 133, 13,
nexpaq 0:6c56fb4bc5f0 163 83, 240, 156, 101, 234, 163, 174, 158, 236, 128, 45, 107, 168, 43, 54, 166,
nexpaq 0:6c56fb4bc5f0 164 197, 134, 77, 51, 253, 102, 88, 150, 58, 9, 149, 16, 120, 216, 66, 204,
nexpaq 0:6c56fb4bc5f0 165 239, 38, 229, 97, 26, 63, 59, 130, 182, 219, 212, 152, 232, 139, 2, 235,
nexpaq 0:6c56fb4bc5f0 166 10, 44, 29, 176, 111, 141, 136, 14, 25, 135, 78, 11, 169, 12, 121, 17,
nexpaq 0:6c56fb4bc5f0 167 127, 34, 231, 89, 225, 218, 61, 200, 18, 4, 116, 84, 48, 126, 180, 40,
nexpaq 0:6c56fb4bc5f0 168 85, 104, 80, 190, 208, 196, 49, 203, 42, 173, 15, 202, 112, 255, 50, 105,
nexpaq 0:6c56fb4bc5f0 169 8, 98, 0, 36, 209, 251, 186, 237, 69, 129, 115, 109, 132, 159, 238, 74,
nexpaq 0:6c56fb4bc5f0 170 195, 46, 193, 1, 230, 37, 72, 153, 185, 179, 123, 249, 206, 191, 223, 113,
nexpaq 0:6c56fb4bc5f0 171 41, 205, 108, 19, 100, 155, 99, 157, 192, 75, 183, 165, 137, 95, 177, 23,
nexpaq 0:6c56fb4bc5f0 172 244, 188, 211, 70, 207, 55, 94, 71, 148, 250, 252, 91, 151, 254, 90, 172,
nexpaq 0:6c56fb4bc5f0 173 60, 76, 3, 53, 243, 35, 184, 93, 106, 146, 213, 33, 68, 81, 198, 125,
nexpaq 0:6c56fb4bc5f0 174 57, 131, 220, 170, 124, 119, 86, 5, 27, 164, 21, 52, 30, 28, 248, 82,
nexpaq 0:6c56fb4bc5f0 175 32, 20, 233, 189, 221, 228, 161, 224, 138, 241, 214, 122, 187, 227, 64, 79
nexpaq 0:6c56fb4bc5f0 176 };
nexpaq 0:6c56fb4bc5f0 177
nexpaq 0:6c56fb4bc5f0 178 static const unsigned char FSb4[256] =
nexpaq 0:6c56fb4bc5f0 179 {
nexpaq 0:6c56fb4bc5f0 180 112, 44, 179, 192, 228, 87, 234, 174, 35, 107, 69, 165, 237, 79, 29, 146,
nexpaq 0:6c56fb4bc5f0 181 134, 175, 124, 31, 62, 220, 94, 11, 166, 57, 213, 93, 217, 90, 81, 108,
nexpaq 0:6c56fb4bc5f0 182 139, 154, 251, 176, 116, 43, 240, 132, 223, 203, 52, 118, 109, 169, 209, 4,
nexpaq 0:6c56fb4bc5f0 183 20, 58, 222, 17, 50, 156, 83, 242, 254, 207, 195, 122, 36, 232, 96, 105,
nexpaq 0:6c56fb4bc5f0 184 170, 160, 161, 98, 84, 30, 224, 100, 16, 0, 163, 117, 138, 230, 9, 221,
nexpaq 0:6c56fb4bc5f0 185 135, 131, 205, 144, 115, 246, 157, 191, 82, 216, 200, 198, 129, 111, 19, 99,
nexpaq 0:6c56fb4bc5f0 186 233, 167, 159, 188, 41, 249, 47, 180, 120, 6, 231, 113, 212, 171, 136, 141,
nexpaq 0:6c56fb4bc5f0 187 114, 185, 248, 172, 54, 42, 60, 241, 64, 211, 187, 67, 21, 173, 119, 128,
nexpaq 0:6c56fb4bc5f0 188 130, 236, 39, 229, 133, 53, 12, 65, 239, 147, 25, 33, 14, 78, 101, 189,
nexpaq 0:6c56fb4bc5f0 189 184, 143, 235, 206, 48, 95, 197, 26, 225, 202, 71, 61, 1, 214, 86, 77,
nexpaq 0:6c56fb4bc5f0 190 13, 102, 204, 45, 18, 32, 177, 153, 76, 194, 126, 5, 183, 49, 23, 215,
nexpaq 0:6c56fb4bc5f0 191 88, 97, 27, 28, 15, 22, 24, 34, 68, 178, 181, 145, 8, 168, 252, 80,
nexpaq 0:6c56fb4bc5f0 192 208, 125, 137, 151, 91, 149, 255, 210, 196, 72, 247, 219, 3, 218, 63, 148,
nexpaq 0:6c56fb4bc5f0 193 92, 2, 74, 51, 103, 243, 127, 226, 155, 38, 55, 59, 150, 75, 190, 46,
nexpaq 0:6c56fb4bc5f0 194 121, 140, 110, 142, 245, 182, 253, 89, 152, 106, 70, 186, 37, 66, 162, 250,
nexpaq 0:6c56fb4bc5f0 195 7, 85, 238, 10, 73, 104, 56, 164, 40, 123, 201, 193, 227, 244, 199, 158
nexpaq 0:6c56fb4bc5f0 196 };
nexpaq 0:6c56fb4bc5f0 197
nexpaq 0:6c56fb4bc5f0 198 #define SBOX1(n) FSb[(n)]
nexpaq 0:6c56fb4bc5f0 199 #define SBOX2(n) FSb2[(n)]
nexpaq 0:6c56fb4bc5f0 200 #define SBOX3(n) FSb3[(n)]
nexpaq 0:6c56fb4bc5f0 201 #define SBOX4(n) FSb4[(n)]
nexpaq 0:6c56fb4bc5f0 202
nexpaq 0:6c56fb4bc5f0 203 #endif /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
nexpaq 0:6c56fb4bc5f0 204
nexpaq 0:6c56fb4bc5f0 205 static const unsigned char shifts[2][4][4] =
nexpaq 0:6c56fb4bc5f0 206 {
nexpaq 0:6c56fb4bc5f0 207 {
nexpaq 0:6c56fb4bc5f0 208 { 1, 1, 1, 1 }, /* KL */
nexpaq 0:6c56fb4bc5f0 209 { 0, 0, 0, 0 }, /* KR */
nexpaq 0:6c56fb4bc5f0 210 { 1, 1, 1, 1 }, /* KA */
nexpaq 0:6c56fb4bc5f0 211 { 0, 0, 0, 0 } /* KB */
nexpaq 0:6c56fb4bc5f0 212 },
nexpaq 0:6c56fb4bc5f0 213 {
nexpaq 0:6c56fb4bc5f0 214 { 1, 0, 1, 1 }, /* KL */
nexpaq 0:6c56fb4bc5f0 215 { 1, 1, 0, 1 }, /* KR */
nexpaq 0:6c56fb4bc5f0 216 { 1, 1, 1, 0 }, /* KA */
nexpaq 0:6c56fb4bc5f0 217 { 1, 1, 0, 1 } /* KB */
nexpaq 0:6c56fb4bc5f0 218 }
nexpaq 0:6c56fb4bc5f0 219 };
nexpaq 0:6c56fb4bc5f0 220
nexpaq 0:6c56fb4bc5f0 221 static const signed char indexes[2][4][20] =
nexpaq 0:6c56fb4bc5f0 222 {
nexpaq 0:6c56fb4bc5f0 223 {
nexpaq 0:6c56fb4bc5f0 224 { 0, 1, 2, 3, 8, 9, 10, 11, 38, 39,
nexpaq 0:6c56fb4bc5f0 225 36, 37, 23, 20, 21, 22, 27, -1, -1, 26 }, /* KL -> RK */
nexpaq 0:6c56fb4bc5f0 226 { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
nexpaq 0:6c56fb4bc5f0 227 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, /* KR -> RK */
nexpaq 0:6c56fb4bc5f0 228 { 4, 5, 6, 7, 12, 13, 14, 15, 16, 17,
nexpaq 0:6c56fb4bc5f0 229 18, 19, -1, 24, 25, -1, 31, 28, 29, 30 }, /* KA -> RK */
nexpaq 0:6c56fb4bc5f0 230 { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
nexpaq 0:6c56fb4bc5f0 231 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 } /* KB -> RK */
nexpaq 0:6c56fb4bc5f0 232 },
nexpaq 0:6c56fb4bc5f0 233 {
nexpaq 0:6c56fb4bc5f0 234 { 0, 1, 2, 3, 61, 62, 63, 60, -1, -1,
nexpaq 0:6c56fb4bc5f0 235 -1, -1, 27, 24, 25, 26, 35, 32, 33, 34 }, /* KL -> RK */
nexpaq 0:6c56fb4bc5f0 236 { -1, -1, -1, -1, 8, 9, 10, 11, 16, 17,
nexpaq 0:6c56fb4bc5f0 237 18, 19, -1, -1, -1, -1, 39, 36, 37, 38 }, /* KR -> RK */
nexpaq 0:6c56fb4bc5f0 238 { -1, -1, -1, -1, 12, 13, 14, 15, 58, 59,
nexpaq 0:6c56fb4bc5f0 239 56, 57, 31, 28, 29, 30, -1, -1, -1, -1 }, /* KA -> RK */
nexpaq 0:6c56fb4bc5f0 240 { 4, 5, 6, 7, 65, 66, 67, 64, 20, 21,
nexpaq 0:6c56fb4bc5f0 241 22, 23, -1, -1, -1, -1, 43, 40, 41, 42 } /* KB -> RK */
nexpaq 0:6c56fb4bc5f0 242 }
nexpaq 0:6c56fb4bc5f0 243 };
nexpaq 0:6c56fb4bc5f0 244
nexpaq 0:6c56fb4bc5f0 245 static const signed char transposes[2][20] =
nexpaq 0:6c56fb4bc5f0 246 {
nexpaq 0:6c56fb4bc5f0 247 {
nexpaq 0:6c56fb4bc5f0 248 21, 22, 23, 20,
nexpaq 0:6c56fb4bc5f0 249 -1, -1, -1, -1,
nexpaq 0:6c56fb4bc5f0 250 18, 19, 16, 17,
nexpaq 0:6c56fb4bc5f0 251 11, 8, 9, 10,
nexpaq 0:6c56fb4bc5f0 252 15, 12, 13, 14
nexpaq 0:6c56fb4bc5f0 253 },
nexpaq 0:6c56fb4bc5f0 254 {
nexpaq 0:6c56fb4bc5f0 255 25, 26, 27, 24,
nexpaq 0:6c56fb4bc5f0 256 29, 30, 31, 28,
nexpaq 0:6c56fb4bc5f0 257 18, 19, 16, 17,
nexpaq 0:6c56fb4bc5f0 258 -1, -1, -1, -1,
nexpaq 0:6c56fb4bc5f0 259 -1, -1, -1, -1
nexpaq 0:6c56fb4bc5f0 260 }
nexpaq 0:6c56fb4bc5f0 261 };
nexpaq 0:6c56fb4bc5f0 262
nexpaq 0:6c56fb4bc5f0 263 /* Shift macro for 128 bit strings with rotation smaller than 32 bits (!) */
nexpaq 0:6c56fb4bc5f0 264 #define ROTL(DEST, SRC, SHIFT) \
nexpaq 0:6c56fb4bc5f0 265 { \
nexpaq 0:6c56fb4bc5f0 266 (DEST)[0] = (SRC)[0] << (SHIFT) ^ (SRC)[1] >> (32 - (SHIFT)); \
nexpaq 0:6c56fb4bc5f0 267 (DEST)[1] = (SRC)[1] << (SHIFT) ^ (SRC)[2] >> (32 - (SHIFT)); \
nexpaq 0:6c56fb4bc5f0 268 (DEST)[2] = (SRC)[2] << (SHIFT) ^ (SRC)[3] >> (32 - (SHIFT)); \
nexpaq 0:6c56fb4bc5f0 269 (DEST)[3] = (SRC)[3] << (SHIFT) ^ (SRC)[0] >> (32 - (SHIFT)); \
nexpaq 0:6c56fb4bc5f0 270 }
nexpaq 0:6c56fb4bc5f0 271
nexpaq 0:6c56fb4bc5f0 272 #define FL(XL, XR, KL, KR) \
nexpaq 0:6c56fb4bc5f0 273 { \
nexpaq 0:6c56fb4bc5f0 274 (XR) = ((((XL) & (KL)) << 1) | (((XL) & (KL)) >> 31)) ^ (XR); \
nexpaq 0:6c56fb4bc5f0 275 (XL) = ((XR) | (KR)) ^ (XL); \
nexpaq 0:6c56fb4bc5f0 276 }
nexpaq 0:6c56fb4bc5f0 277
nexpaq 0:6c56fb4bc5f0 278 #define FLInv(YL, YR, KL, KR) \
nexpaq 0:6c56fb4bc5f0 279 { \
nexpaq 0:6c56fb4bc5f0 280 (YL) = ((YR) | (KR)) ^ (YL); \
nexpaq 0:6c56fb4bc5f0 281 (YR) = ((((YL) & (KL)) << 1) | (((YL) & (KL)) >> 31)) ^ (YR); \
nexpaq 0:6c56fb4bc5f0 282 }
nexpaq 0:6c56fb4bc5f0 283
nexpaq 0:6c56fb4bc5f0 284 #define SHIFT_AND_PLACE(INDEX, OFFSET) \
nexpaq 0:6c56fb4bc5f0 285 { \
nexpaq 0:6c56fb4bc5f0 286 TK[0] = KC[(OFFSET) * 4 + 0]; \
nexpaq 0:6c56fb4bc5f0 287 TK[1] = KC[(OFFSET) * 4 + 1]; \
nexpaq 0:6c56fb4bc5f0 288 TK[2] = KC[(OFFSET) * 4 + 2]; \
nexpaq 0:6c56fb4bc5f0 289 TK[3] = KC[(OFFSET) * 4 + 3]; \
nexpaq 0:6c56fb4bc5f0 290 \
nexpaq 0:6c56fb4bc5f0 291 for( i = 1; i <= 4; i++ ) \
nexpaq 0:6c56fb4bc5f0 292 if( shifts[(INDEX)][(OFFSET)][i -1] ) \
nexpaq 0:6c56fb4bc5f0 293 ROTL(TK + i * 4, TK, ( 15 * i ) % 32); \
nexpaq 0:6c56fb4bc5f0 294 \
nexpaq 0:6c56fb4bc5f0 295 for( i = 0; i < 20; i++ ) \
nexpaq 0:6c56fb4bc5f0 296 if( indexes[(INDEX)][(OFFSET)][i] != -1 ) { \
nexpaq 0:6c56fb4bc5f0 297 RK[indexes[(INDEX)][(OFFSET)][i]] = TK[ i ]; \
nexpaq 0:6c56fb4bc5f0 298 } \
nexpaq 0:6c56fb4bc5f0 299 }
nexpaq 0:6c56fb4bc5f0 300
nexpaq 0:6c56fb4bc5f0 301 static void camellia_feistel( const uint32_t x[2], const uint32_t k[2],
nexpaq 0:6c56fb4bc5f0 302 uint32_t z[2])
nexpaq 0:6c56fb4bc5f0 303 {
nexpaq 0:6c56fb4bc5f0 304 uint32_t I0, I1;
nexpaq 0:6c56fb4bc5f0 305 I0 = x[0] ^ k[0];
nexpaq 0:6c56fb4bc5f0 306 I1 = x[1] ^ k[1];
nexpaq 0:6c56fb4bc5f0 307
nexpaq 0:6c56fb4bc5f0 308 I0 = ((uint32_t) SBOX1((I0 >> 24) & 0xFF) << 24) |
nexpaq 0:6c56fb4bc5f0 309 ((uint32_t) SBOX2((I0 >> 16) & 0xFF) << 16) |
nexpaq 0:6c56fb4bc5f0 310 ((uint32_t) SBOX3((I0 >> 8) & 0xFF) << 8) |
nexpaq 0:6c56fb4bc5f0 311 ((uint32_t) SBOX4((I0 ) & 0xFF) );
nexpaq 0:6c56fb4bc5f0 312 I1 = ((uint32_t) SBOX2((I1 >> 24) & 0xFF) << 24) |
nexpaq 0:6c56fb4bc5f0 313 ((uint32_t) SBOX3((I1 >> 16) & 0xFF) << 16) |
nexpaq 0:6c56fb4bc5f0 314 ((uint32_t) SBOX4((I1 >> 8) & 0xFF) << 8) |
nexpaq 0:6c56fb4bc5f0 315 ((uint32_t) SBOX1((I1 ) & 0xFF) );
nexpaq 0:6c56fb4bc5f0 316
nexpaq 0:6c56fb4bc5f0 317 I0 ^= (I1 << 8) | (I1 >> 24);
nexpaq 0:6c56fb4bc5f0 318 I1 ^= (I0 << 16) | (I0 >> 16);
nexpaq 0:6c56fb4bc5f0 319 I0 ^= (I1 >> 8) | (I1 << 24);
nexpaq 0:6c56fb4bc5f0 320 I1 ^= (I0 >> 8) | (I0 << 24);
nexpaq 0:6c56fb4bc5f0 321
nexpaq 0:6c56fb4bc5f0 322 z[0] ^= I1;
nexpaq 0:6c56fb4bc5f0 323 z[1] ^= I0;
nexpaq 0:6c56fb4bc5f0 324 }
nexpaq 0:6c56fb4bc5f0 325
nexpaq 0:6c56fb4bc5f0 326 void mbedtls_camellia_init( mbedtls_camellia_context *ctx )
nexpaq 0:6c56fb4bc5f0 327 {
nexpaq 0:6c56fb4bc5f0 328 memset( ctx, 0, sizeof( mbedtls_camellia_context ) );
nexpaq 0:6c56fb4bc5f0 329 }
nexpaq 0:6c56fb4bc5f0 330
nexpaq 0:6c56fb4bc5f0 331 void mbedtls_camellia_free( mbedtls_camellia_context *ctx )
nexpaq 0:6c56fb4bc5f0 332 {
nexpaq 0:6c56fb4bc5f0 333 if( ctx == NULL )
nexpaq 0:6c56fb4bc5f0 334 return;
nexpaq 0:6c56fb4bc5f0 335
nexpaq 0:6c56fb4bc5f0 336 mbedtls_zeroize( ctx, sizeof( mbedtls_camellia_context ) );
nexpaq 0:6c56fb4bc5f0 337 }
nexpaq 0:6c56fb4bc5f0 338
nexpaq 0:6c56fb4bc5f0 339 /*
nexpaq 0:6c56fb4bc5f0 340 * Camellia key schedule (encryption)
nexpaq 0:6c56fb4bc5f0 341 */
nexpaq 0:6c56fb4bc5f0 342 int mbedtls_camellia_setkey_enc( mbedtls_camellia_context *ctx, const unsigned char *key,
nexpaq 0:6c56fb4bc5f0 343 unsigned int keybits )
nexpaq 0:6c56fb4bc5f0 344 {
nexpaq 0:6c56fb4bc5f0 345 int idx;
nexpaq 0:6c56fb4bc5f0 346 size_t i;
nexpaq 0:6c56fb4bc5f0 347 uint32_t *RK;
nexpaq 0:6c56fb4bc5f0 348 unsigned char t[64];
nexpaq 0:6c56fb4bc5f0 349 uint32_t SIGMA[6][2];
nexpaq 0:6c56fb4bc5f0 350 uint32_t KC[16];
nexpaq 0:6c56fb4bc5f0 351 uint32_t TK[20];
nexpaq 0:6c56fb4bc5f0 352
nexpaq 0:6c56fb4bc5f0 353 RK = ctx->rk;
nexpaq 0:6c56fb4bc5f0 354
nexpaq 0:6c56fb4bc5f0 355 memset( t, 0, 64 );
nexpaq 0:6c56fb4bc5f0 356 memset( RK, 0, sizeof(ctx->rk) );
nexpaq 0:6c56fb4bc5f0 357
nexpaq 0:6c56fb4bc5f0 358 switch( keybits )
nexpaq 0:6c56fb4bc5f0 359 {
nexpaq 0:6c56fb4bc5f0 360 case 128: ctx->nr = 3; idx = 0; break;
nexpaq 0:6c56fb4bc5f0 361 case 192:
nexpaq 0:6c56fb4bc5f0 362 case 256: ctx->nr = 4; idx = 1; break;
nexpaq 0:6c56fb4bc5f0 363 default : return( MBEDTLS_ERR_CAMELLIA_INVALID_KEY_LENGTH );
nexpaq 0:6c56fb4bc5f0 364 }
nexpaq 0:6c56fb4bc5f0 365
nexpaq 0:6c56fb4bc5f0 366 for( i = 0; i < keybits / 8; ++i )
nexpaq 0:6c56fb4bc5f0 367 t[i] = key[i];
nexpaq 0:6c56fb4bc5f0 368
nexpaq 0:6c56fb4bc5f0 369 if( keybits == 192 ) {
nexpaq 0:6c56fb4bc5f0 370 for( i = 0; i < 8; i++ )
nexpaq 0:6c56fb4bc5f0 371 t[24 + i] = ~t[16 + i];
nexpaq 0:6c56fb4bc5f0 372 }
nexpaq 0:6c56fb4bc5f0 373
nexpaq 0:6c56fb4bc5f0 374 /*
nexpaq 0:6c56fb4bc5f0 375 * Prepare SIGMA values
nexpaq 0:6c56fb4bc5f0 376 */
nexpaq 0:6c56fb4bc5f0 377 for( i = 0; i < 6; i++ ) {
nexpaq 0:6c56fb4bc5f0 378 GET_UINT32_BE( SIGMA[i][0], SIGMA_CHARS[i], 0 );
nexpaq 0:6c56fb4bc5f0 379 GET_UINT32_BE( SIGMA[i][1], SIGMA_CHARS[i], 4 );
nexpaq 0:6c56fb4bc5f0 380 }
nexpaq 0:6c56fb4bc5f0 381
nexpaq 0:6c56fb4bc5f0 382 /*
nexpaq 0:6c56fb4bc5f0 383 * Key storage in KC
nexpaq 0:6c56fb4bc5f0 384 * Order: KL, KR, KA, KB
nexpaq 0:6c56fb4bc5f0 385 */
nexpaq 0:6c56fb4bc5f0 386 memset( KC, 0, sizeof(KC) );
nexpaq 0:6c56fb4bc5f0 387
nexpaq 0:6c56fb4bc5f0 388 /* Store KL, KR */
nexpaq 0:6c56fb4bc5f0 389 for( i = 0; i < 8; i++ )
nexpaq 0:6c56fb4bc5f0 390 GET_UINT32_BE( KC[i], t, i * 4 );
nexpaq 0:6c56fb4bc5f0 391
nexpaq 0:6c56fb4bc5f0 392 /* Generate KA */
nexpaq 0:6c56fb4bc5f0 393 for( i = 0; i < 4; ++i )
nexpaq 0:6c56fb4bc5f0 394 KC[8 + i] = KC[i] ^ KC[4 + i];
nexpaq 0:6c56fb4bc5f0 395
nexpaq 0:6c56fb4bc5f0 396 camellia_feistel( KC + 8, SIGMA[0], KC + 10 );
nexpaq 0:6c56fb4bc5f0 397 camellia_feistel( KC + 10, SIGMA[1], KC + 8 );
nexpaq 0:6c56fb4bc5f0 398
nexpaq 0:6c56fb4bc5f0 399 for( i = 0; i < 4; ++i )
nexpaq 0:6c56fb4bc5f0 400 KC[8 + i] ^= KC[i];
nexpaq 0:6c56fb4bc5f0 401
nexpaq 0:6c56fb4bc5f0 402 camellia_feistel( KC + 8, SIGMA[2], KC + 10 );
nexpaq 0:6c56fb4bc5f0 403 camellia_feistel( KC + 10, SIGMA[3], KC + 8 );
nexpaq 0:6c56fb4bc5f0 404
nexpaq 0:6c56fb4bc5f0 405 if( keybits > 128 ) {
nexpaq 0:6c56fb4bc5f0 406 /* Generate KB */
nexpaq 0:6c56fb4bc5f0 407 for( i = 0; i < 4; ++i )
nexpaq 0:6c56fb4bc5f0 408 KC[12 + i] = KC[4 + i] ^ KC[8 + i];
nexpaq 0:6c56fb4bc5f0 409
nexpaq 0:6c56fb4bc5f0 410 camellia_feistel( KC + 12, SIGMA[4], KC + 14 );
nexpaq 0:6c56fb4bc5f0 411 camellia_feistel( KC + 14, SIGMA[5], KC + 12 );
nexpaq 0:6c56fb4bc5f0 412 }
nexpaq 0:6c56fb4bc5f0 413
nexpaq 0:6c56fb4bc5f0 414 /*
nexpaq 0:6c56fb4bc5f0 415 * Generating subkeys
nexpaq 0:6c56fb4bc5f0 416 */
nexpaq 0:6c56fb4bc5f0 417
nexpaq 0:6c56fb4bc5f0 418 /* Manipulating KL */
nexpaq 0:6c56fb4bc5f0 419 SHIFT_AND_PLACE( idx, 0 );
nexpaq 0:6c56fb4bc5f0 420
nexpaq 0:6c56fb4bc5f0 421 /* Manipulating KR */
nexpaq 0:6c56fb4bc5f0 422 if( keybits > 128 ) {
nexpaq 0:6c56fb4bc5f0 423 SHIFT_AND_PLACE( idx, 1 );
nexpaq 0:6c56fb4bc5f0 424 }
nexpaq 0:6c56fb4bc5f0 425
nexpaq 0:6c56fb4bc5f0 426 /* Manipulating KA */
nexpaq 0:6c56fb4bc5f0 427 SHIFT_AND_PLACE( idx, 2 );
nexpaq 0:6c56fb4bc5f0 428
nexpaq 0:6c56fb4bc5f0 429 /* Manipulating KB */
nexpaq 0:6c56fb4bc5f0 430 if( keybits > 128 ) {
nexpaq 0:6c56fb4bc5f0 431 SHIFT_AND_PLACE( idx, 3 );
nexpaq 0:6c56fb4bc5f0 432 }
nexpaq 0:6c56fb4bc5f0 433
nexpaq 0:6c56fb4bc5f0 434 /* Do transpositions */
nexpaq 0:6c56fb4bc5f0 435 for( i = 0; i < 20; i++ ) {
nexpaq 0:6c56fb4bc5f0 436 if( transposes[idx][i] != -1 ) {
nexpaq 0:6c56fb4bc5f0 437 RK[32 + 12 * idx + i] = RK[transposes[idx][i]];
nexpaq 0:6c56fb4bc5f0 438 }
nexpaq 0:6c56fb4bc5f0 439 }
nexpaq 0:6c56fb4bc5f0 440
nexpaq 0:6c56fb4bc5f0 441 return( 0 );
nexpaq 0:6c56fb4bc5f0 442 }
nexpaq 0:6c56fb4bc5f0 443
nexpaq 0:6c56fb4bc5f0 444 /*
nexpaq 0:6c56fb4bc5f0 445 * Camellia key schedule (decryption)
nexpaq 0:6c56fb4bc5f0 446 */
nexpaq 0:6c56fb4bc5f0 447 int mbedtls_camellia_setkey_dec( mbedtls_camellia_context *ctx, const unsigned char *key,
nexpaq 0:6c56fb4bc5f0 448 unsigned int keybits )
nexpaq 0:6c56fb4bc5f0 449 {
nexpaq 0:6c56fb4bc5f0 450 int idx, ret;
nexpaq 0:6c56fb4bc5f0 451 size_t i;
nexpaq 0:6c56fb4bc5f0 452 mbedtls_camellia_context cty;
nexpaq 0:6c56fb4bc5f0 453 uint32_t *RK;
nexpaq 0:6c56fb4bc5f0 454 uint32_t *SK;
nexpaq 0:6c56fb4bc5f0 455
nexpaq 0:6c56fb4bc5f0 456 mbedtls_camellia_init( &cty );
nexpaq 0:6c56fb4bc5f0 457
nexpaq 0:6c56fb4bc5f0 458 /* Also checks keybits */
nexpaq 0:6c56fb4bc5f0 459 if( ( ret = mbedtls_camellia_setkey_enc( &cty, key, keybits ) ) != 0 )
nexpaq 0:6c56fb4bc5f0 460 goto exit;
nexpaq 0:6c56fb4bc5f0 461
nexpaq 0:6c56fb4bc5f0 462 ctx->nr = cty.nr;
nexpaq 0:6c56fb4bc5f0 463 idx = ( ctx->nr == 4 );
nexpaq 0:6c56fb4bc5f0 464
nexpaq 0:6c56fb4bc5f0 465 RK = ctx->rk;
nexpaq 0:6c56fb4bc5f0 466 SK = cty.rk + 24 * 2 + 8 * idx * 2;
nexpaq 0:6c56fb4bc5f0 467
nexpaq 0:6c56fb4bc5f0 468 *RK++ = *SK++;
nexpaq 0:6c56fb4bc5f0 469 *RK++ = *SK++;
nexpaq 0:6c56fb4bc5f0 470 *RK++ = *SK++;
nexpaq 0:6c56fb4bc5f0 471 *RK++ = *SK++;
nexpaq 0:6c56fb4bc5f0 472
nexpaq 0:6c56fb4bc5f0 473 for( i = 22 + 8 * idx, SK -= 6; i > 0; i--, SK -= 4 )
nexpaq 0:6c56fb4bc5f0 474 {
nexpaq 0:6c56fb4bc5f0 475 *RK++ = *SK++;
nexpaq 0:6c56fb4bc5f0 476 *RK++ = *SK++;
nexpaq 0:6c56fb4bc5f0 477 }
nexpaq 0:6c56fb4bc5f0 478
nexpaq 0:6c56fb4bc5f0 479 SK -= 2;
nexpaq 0:6c56fb4bc5f0 480
nexpaq 0:6c56fb4bc5f0 481 *RK++ = *SK++;
nexpaq 0:6c56fb4bc5f0 482 *RK++ = *SK++;
nexpaq 0:6c56fb4bc5f0 483 *RK++ = *SK++;
nexpaq 0:6c56fb4bc5f0 484 *RK++ = *SK++;
nexpaq 0:6c56fb4bc5f0 485
nexpaq 0:6c56fb4bc5f0 486 exit:
nexpaq 0:6c56fb4bc5f0 487 mbedtls_camellia_free( &cty );
nexpaq 0:6c56fb4bc5f0 488
nexpaq 0:6c56fb4bc5f0 489 return( ret );
nexpaq 0:6c56fb4bc5f0 490 }
nexpaq 0:6c56fb4bc5f0 491
nexpaq 0:6c56fb4bc5f0 492 /*
nexpaq 0:6c56fb4bc5f0 493 * Camellia-ECB block encryption/decryption
nexpaq 0:6c56fb4bc5f0 494 */
nexpaq 0:6c56fb4bc5f0 495 int mbedtls_camellia_crypt_ecb( mbedtls_camellia_context *ctx,
nexpaq 0:6c56fb4bc5f0 496 int mode,
nexpaq 0:6c56fb4bc5f0 497 const unsigned char input[16],
nexpaq 0:6c56fb4bc5f0 498 unsigned char output[16] )
nexpaq 0:6c56fb4bc5f0 499 {
nexpaq 0:6c56fb4bc5f0 500 int NR;
nexpaq 0:6c56fb4bc5f0 501 uint32_t *RK, X[4];
nexpaq 0:6c56fb4bc5f0 502
nexpaq 0:6c56fb4bc5f0 503 ( (void) mode );
nexpaq 0:6c56fb4bc5f0 504
nexpaq 0:6c56fb4bc5f0 505 NR = ctx->nr;
nexpaq 0:6c56fb4bc5f0 506 RK = ctx->rk;
nexpaq 0:6c56fb4bc5f0 507
nexpaq 0:6c56fb4bc5f0 508 GET_UINT32_BE( X[0], input, 0 );
nexpaq 0:6c56fb4bc5f0 509 GET_UINT32_BE( X[1], input, 4 );
nexpaq 0:6c56fb4bc5f0 510 GET_UINT32_BE( X[2], input, 8 );
nexpaq 0:6c56fb4bc5f0 511 GET_UINT32_BE( X[3], input, 12 );
nexpaq 0:6c56fb4bc5f0 512
nexpaq 0:6c56fb4bc5f0 513 X[0] ^= *RK++;
nexpaq 0:6c56fb4bc5f0 514 X[1] ^= *RK++;
nexpaq 0:6c56fb4bc5f0 515 X[2] ^= *RK++;
nexpaq 0:6c56fb4bc5f0 516 X[3] ^= *RK++;
nexpaq 0:6c56fb4bc5f0 517
nexpaq 0:6c56fb4bc5f0 518 while( NR ) {
nexpaq 0:6c56fb4bc5f0 519 --NR;
nexpaq 0:6c56fb4bc5f0 520 camellia_feistel( X, RK, X + 2 );
nexpaq 0:6c56fb4bc5f0 521 RK += 2;
nexpaq 0:6c56fb4bc5f0 522 camellia_feistel( X + 2, RK, X );
nexpaq 0:6c56fb4bc5f0 523 RK += 2;
nexpaq 0:6c56fb4bc5f0 524 camellia_feistel( X, RK, X + 2 );
nexpaq 0:6c56fb4bc5f0 525 RK += 2;
nexpaq 0:6c56fb4bc5f0 526 camellia_feistel( X + 2, RK, X );
nexpaq 0:6c56fb4bc5f0 527 RK += 2;
nexpaq 0:6c56fb4bc5f0 528 camellia_feistel( X, RK, X + 2 );
nexpaq 0:6c56fb4bc5f0 529 RK += 2;
nexpaq 0:6c56fb4bc5f0 530 camellia_feistel( X + 2, RK, X );
nexpaq 0:6c56fb4bc5f0 531 RK += 2;
nexpaq 0:6c56fb4bc5f0 532
nexpaq 0:6c56fb4bc5f0 533 if( NR ) {
nexpaq 0:6c56fb4bc5f0 534 FL(X[0], X[1], RK[0], RK[1]);
nexpaq 0:6c56fb4bc5f0 535 RK += 2;
nexpaq 0:6c56fb4bc5f0 536 FLInv(X[2], X[3], RK[0], RK[1]);
nexpaq 0:6c56fb4bc5f0 537 RK += 2;
nexpaq 0:6c56fb4bc5f0 538 }
nexpaq 0:6c56fb4bc5f0 539 }
nexpaq 0:6c56fb4bc5f0 540
nexpaq 0:6c56fb4bc5f0 541 X[2] ^= *RK++;
nexpaq 0:6c56fb4bc5f0 542 X[3] ^= *RK++;
nexpaq 0:6c56fb4bc5f0 543 X[0] ^= *RK++;
nexpaq 0:6c56fb4bc5f0 544 X[1] ^= *RK++;
nexpaq 0:6c56fb4bc5f0 545
nexpaq 0:6c56fb4bc5f0 546 PUT_UINT32_BE( X[2], output, 0 );
nexpaq 0:6c56fb4bc5f0 547 PUT_UINT32_BE( X[3], output, 4 );
nexpaq 0:6c56fb4bc5f0 548 PUT_UINT32_BE( X[0], output, 8 );
nexpaq 0:6c56fb4bc5f0 549 PUT_UINT32_BE( X[1], output, 12 );
nexpaq 0:6c56fb4bc5f0 550
nexpaq 0:6c56fb4bc5f0 551 return( 0 );
nexpaq 0:6c56fb4bc5f0 552 }
nexpaq 0:6c56fb4bc5f0 553
nexpaq 0:6c56fb4bc5f0 554 #if defined(MBEDTLS_CIPHER_MODE_CBC)
nexpaq 0:6c56fb4bc5f0 555 /*
nexpaq 0:6c56fb4bc5f0 556 * Camellia-CBC buffer encryption/decryption
nexpaq 0:6c56fb4bc5f0 557 */
nexpaq 0:6c56fb4bc5f0 558 int mbedtls_camellia_crypt_cbc( mbedtls_camellia_context *ctx,
nexpaq 0:6c56fb4bc5f0 559 int mode,
nexpaq 0:6c56fb4bc5f0 560 size_t length,
nexpaq 0:6c56fb4bc5f0 561 unsigned char iv[16],
nexpaq 0:6c56fb4bc5f0 562 const unsigned char *input,
nexpaq 0:6c56fb4bc5f0 563 unsigned char *output )
nexpaq 0:6c56fb4bc5f0 564 {
nexpaq 0:6c56fb4bc5f0 565 int i;
nexpaq 0:6c56fb4bc5f0 566 unsigned char temp[16];
nexpaq 0:6c56fb4bc5f0 567
nexpaq 0:6c56fb4bc5f0 568 if( length % 16 )
nexpaq 0:6c56fb4bc5f0 569 return( MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH );
nexpaq 0:6c56fb4bc5f0 570
nexpaq 0:6c56fb4bc5f0 571 if( mode == MBEDTLS_CAMELLIA_DECRYPT )
nexpaq 0:6c56fb4bc5f0 572 {
nexpaq 0:6c56fb4bc5f0 573 while( length > 0 )
nexpaq 0:6c56fb4bc5f0 574 {
nexpaq 0:6c56fb4bc5f0 575 memcpy( temp, input, 16 );
nexpaq 0:6c56fb4bc5f0 576 mbedtls_camellia_crypt_ecb( ctx, mode, input, output );
nexpaq 0:6c56fb4bc5f0 577
nexpaq 0:6c56fb4bc5f0 578 for( i = 0; i < 16; i++ )
nexpaq 0:6c56fb4bc5f0 579 output[i] = (unsigned char)( output[i] ^ iv[i] );
nexpaq 0:6c56fb4bc5f0 580
nexpaq 0:6c56fb4bc5f0 581 memcpy( iv, temp, 16 );
nexpaq 0:6c56fb4bc5f0 582
nexpaq 0:6c56fb4bc5f0 583 input += 16;
nexpaq 0:6c56fb4bc5f0 584 output += 16;
nexpaq 0:6c56fb4bc5f0 585 length -= 16;
nexpaq 0:6c56fb4bc5f0 586 }
nexpaq 0:6c56fb4bc5f0 587 }
nexpaq 0:6c56fb4bc5f0 588 else
nexpaq 0:6c56fb4bc5f0 589 {
nexpaq 0:6c56fb4bc5f0 590 while( length > 0 )
nexpaq 0:6c56fb4bc5f0 591 {
nexpaq 0:6c56fb4bc5f0 592 for( i = 0; i < 16; i++ )
nexpaq 0:6c56fb4bc5f0 593 output[i] = (unsigned char)( input[i] ^ iv[i] );
nexpaq 0:6c56fb4bc5f0 594
nexpaq 0:6c56fb4bc5f0 595 mbedtls_camellia_crypt_ecb( ctx, mode, output, output );
nexpaq 0:6c56fb4bc5f0 596 memcpy( iv, output, 16 );
nexpaq 0:6c56fb4bc5f0 597
nexpaq 0:6c56fb4bc5f0 598 input += 16;
nexpaq 0:6c56fb4bc5f0 599 output += 16;
nexpaq 0:6c56fb4bc5f0 600 length -= 16;
nexpaq 0:6c56fb4bc5f0 601 }
nexpaq 0:6c56fb4bc5f0 602 }
nexpaq 0:6c56fb4bc5f0 603
nexpaq 0:6c56fb4bc5f0 604 return( 0 );
nexpaq 0:6c56fb4bc5f0 605 }
nexpaq 0:6c56fb4bc5f0 606 #endif /* MBEDTLS_CIPHER_MODE_CBC */
nexpaq 0:6c56fb4bc5f0 607
nexpaq 0:6c56fb4bc5f0 608 #if defined(MBEDTLS_CIPHER_MODE_CFB)
nexpaq 0:6c56fb4bc5f0 609 /*
nexpaq 0:6c56fb4bc5f0 610 * Camellia-CFB128 buffer encryption/decryption
nexpaq 0:6c56fb4bc5f0 611 */
nexpaq 0:6c56fb4bc5f0 612 int mbedtls_camellia_crypt_cfb128( mbedtls_camellia_context *ctx,
nexpaq 0:6c56fb4bc5f0 613 int mode,
nexpaq 0:6c56fb4bc5f0 614 size_t length,
nexpaq 0:6c56fb4bc5f0 615 size_t *iv_off,
nexpaq 0:6c56fb4bc5f0 616 unsigned char iv[16],
nexpaq 0:6c56fb4bc5f0 617 const unsigned char *input,
nexpaq 0:6c56fb4bc5f0 618 unsigned char *output )
nexpaq 0:6c56fb4bc5f0 619 {
nexpaq 0:6c56fb4bc5f0 620 int c;
nexpaq 0:6c56fb4bc5f0 621 size_t n = *iv_off;
nexpaq 0:6c56fb4bc5f0 622
nexpaq 0:6c56fb4bc5f0 623 if( mode == MBEDTLS_CAMELLIA_DECRYPT )
nexpaq 0:6c56fb4bc5f0 624 {
nexpaq 0:6c56fb4bc5f0 625 while( length-- )
nexpaq 0:6c56fb4bc5f0 626 {
nexpaq 0:6c56fb4bc5f0 627 if( n == 0 )
nexpaq 0:6c56fb4bc5f0 628 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv );
nexpaq 0:6c56fb4bc5f0 629
nexpaq 0:6c56fb4bc5f0 630 c = *input++;
nexpaq 0:6c56fb4bc5f0 631 *output++ = (unsigned char)( c ^ iv[n] );
nexpaq 0:6c56fb4bc5f0 632 iv[n] = (unsigned char) c;
nexpaq 0:6c56fb4bc5f0 633
nexpaq 0:6c56fb4bc5f0 634 n = ( n + 1 ) & 0x0F;
nexpaq 0:6c56fb4bc5f0 635 }
nexpaq 0:6c56fb4bc5f0 636 }
nexpaq 0:6c56fb4bc5f0 637 else
nexpaq 0:6c56fb4bc5f0 638 {
nexpaq 0:6c56fb4bc5f0 639 while( length-- )
nexpaq 0:6c56fb4bc5f0 640 {
nexpaq 0:6c56fb4bc5f0 641 if( n == 0 )
nexpaq 0:6c56fb4bc5f0 642 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv );
nexpaq 0:6c56fb4bc5f0 643
nexpaq 0:6c56fb4bc5f0 644 iv[n] = *output++ = (unsigned char)( iv[n] ^ *input++ );
nexpaq 0:6c56fb4bc5f0 645
nexpaq 0:6c56fb4bc5f0 646 n = ( n + 1 ) & 0x0F;
nexpaq 0:6c56fb4bc5f0 647 }
nexpaq 0:6c56fb4bc5f0 648 }
nexpaq 0:6c56fb4bc5f0 649
nexpaq 0:6c56fb4bc5f0 650 *iv_off = n;
nexpaq 0:6c56fb4bc5f0 651
nexpaq 0:6c56fb4bc5f0 652 return( 0 );
nexpaq 0:6c56fb4bc5f0 653 }
nexpaq 0:6c56fb4bc5f0 654 #endif /* MBEDTLS_CIPHER_MODE_CFB */
nexpaq 0:6c56fb4bc5f0 655
nexpaq 0:6c56fb4bc5f0 656 #if defined(MBEDTLS_CIPHER_MODE_CTR)
nexpaq 0:6c56fb4bc5f0 657 /*
nexpaq 0:6c56fb4bc5f0 658 * Camellia-CTR buffer encryption/decryption
nexpaq 0:6c56fb4bc5f0 659 */
nexpaq 0:6c56fb4bc5f0 660 int mbedtls_camellia_crypt_ctr( mbedtls_camellia_context *ctx,
nexpaq 0:6c56fb4bc5f0 661 size_t length,
nexpaq 0:6c56fb4bc5f0 662 size_t *nc_off,
nexpaq 0:6c56fb4bc5f0 663 unsigned char nonce_counter[16],
nexpaq 0:6c56fb4bc5f0 664 unsigned char stream_block[16],
nexpaq 0:6c56fb4bc5f0 665 const unsigned char *input,
nexpaq 0:6c56fb4bc5f0 666 unsigned char *output )
nexpaq 0:6c56fb4bc5f0 667 {
nexpaq 0:6c56fb4bc5f0 668 int c, i;
nexpaq 0:6c56fb4bc5f0 669 size_t n = *nc_off;
nexpaq 0:6c56fb4bc5f0 670
nexpaq 0:6c56fb4bc5f0 671 while( length-- )
nexpaq 0:6c56fb4bc5f0 672 {
nexpaq 0:6c56fb4bc5f0 673 if( n == 0 ) {
nexpaq 0:6c56fb4bc5f0 674 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, nonce_counter,
nexpaq 0:6c56fb4bc5f0 675 stream_block );
nexpaq 0:6c56fb4bc5f0 676
nexpaq 0:6c56fb4bc5f0 677 for( i = 16; i > 0; i-- )
nexpaq 0:6c56fb4bc5f0 678 if( ++nonce_counter[i - 1] != 0 )
nexpaq 0:6c56fb4bc5f0 679 break;
nexpaq 0:6c56fb4bc5f0 680 }
nexpaq 0:6c56fb4bc5f0 681 c = *input++;
nexpaq 0:6c56fb4bc5f0 682 *output++ = (unsigned char)( c ^ stream_block[n] );
nexpaq 0:6c56fb4bc5f0 683
nexpaq 0:6c56fb4bc5f0 684 n = ( n + 1 ) & 0x0F;
nexpaq 0:6c56fb4bc5f0 685 }
nexpaq 0:6c56fb4bc5f0 686
nexpaq 0:6c56fb4bc5f0 687 *nc_off = n;
nexpaq 0:6c56fb4bc5f0 688
nexpaq 0:6c56fb4bc5f0 689 return( 0 );
nexpaq 0:6c56fb4bc5f0 690 }
nexpaq 0:6c56fb4bc5f0 691 #endif /* MBEDTLS_CIPHER_MODE_CTR */
nexpaq 0:6c56fb4bc5f0 692 #endif /* !MBEDTLS_CAMELLIA_ALT */
nexpaq 0:6c56fb4bc5f0 693
nexpaq 0:6c56fb4bc5f0 694 #if defined(MBEDTLS_SELF_TEST)
nexpaq 0:6c56fb4bc5f0 695
nexpaq 0:6c56fb4bc5f0 696 /*
nexpaq 0:6c56fb4bc5f0 697 * Camellia test vectors from:
nexpaq 0:6c56fb4bc5f0 698 *
nexpaq 0:6c56fb4bc5f0 699 * http://info.isl.ntt.co.jp/crypt/eng/camellia/technology.html:
nexpaq 0:6c56fb4bc5f0 700 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/intermediate.txt
nexpaq 0:6c56fb4bc5f0 701 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/t_camellia.txt
nexpaq 0:6c56fb4bc5f0 702 * (For each bitlength: Key 0, Nr 39)
nexpaq 0:6c56fb4bc5f0 703 */
nexpaq 0:6c56fb4bc5f0 704 #define CAMELLIA_TESTS_ECB 2
nexpaq 0:6c56fb4bc5f0 705
nexpaq 0:6c56fb4bc5f0 706 static const unsigned char camellia_test_ecb_key[3][CAMELLIA_TESTS_ECB][32] =
nexpaq 0:6c56fb4bc5f0 707 {
nexpaq 0:6c56fb4bc5f0 708 {
nexpaq 0:6c56fb4bc5f0 709 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
nexpaq 0:6c56fb4bc5f0 710 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 },
nexpaq 0:6c56fb4bc5f0 711 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
nexpaq 0:6c56fb4bc5f0 712 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
nexpaq 0:6c56fb4bc5f0 713 },
nexpaq 0:6c56fb4bc5f0 714 {
nexpaq 0:6c56fb4bc5f0 715 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
nexpaq 0:6c56fb4bc5f0 716 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
nexpaq 0:6c56fb4bc5f0 717 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 },
nexpaq 0:6c56fb4bc5f0 718 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
nexpaq 0:6c56fb4bc5f0 719 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
nexpaq 0:6c56fb4bc5f0 720 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
nexpaq 0:6c56fb4bc5f0 721 },
nexpaq 0:6c56fb4bc5f0 722 {
nexpaq 0:6c56fb4bc5f0 723 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
nexpaq 0:6c56fb4bc5f0 724 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
nexpaq 0:6c56fb4bc5f0 725 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
nexpaq 0:6c56fb4bc5f0 726 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff },
nexpaq 0:6c56fb4bc5f0 727 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
nexpaq 0:6c56fb4bc5f0 728 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
nexpaq 0:6c56fb4bc5f0 729 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
nexpaq 0:6c56fb4bc5f0 730 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
nexpaq 0:6c56fb4bc5f0 731 },
nexpaq 0:6c56fb4bc5f0 732 };
nexpaq 0:6c56fb4bc5f0 733
nexpaq 0:6c56fb4bc5f0 734 static const unsigned char camellia_test_ecb_plain[CAMELLIA_TESTS_ECB][16] =
nexpaq 0:6c56fb4bc5f0 735 {
nexpaq 0:6c56fb4bc5f0 736 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
nexpaq 0:6c56fb4bc5f0 737 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 },
nexpaq 0:6c56fb4bc5f0 738 { 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
nexpaq 0:6c56fb4bc5f0 739 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
nexpaq 0:6c56fb4bc5f0 740 };
nexpaq 0:6c56fb4bc5f0 741
nexpaq 0:6c56fb4bc5f0 742 static const unsigned char camellia_test_ecb_cipher[3][CAMELLIA_TESTS_ECB][16] =
nexpaq 0:6c56fb4bc5f0 743 {
nexpaq 0:6c56fb4bc5f0 744 {
nexpaq 0:6c56fb4bc5f0 745 { 0x67, 0x67, 0x31, 0x38, 0x54, 0x96, 0x69, 0x73,
nexpaq 0:6c56fb4bc5f0 746 0x08, 0x57, 0x06, 0x56, 0x48, 0xea, 0xbe, 0x43 },
nexpaq 0:6c56fb4bc5f0 747 { 0x38, 0x3C, 0x6C, 0x2A, 0xAB, 0xEF, 0x7F, 0xDE,
nexpaq 0:6c56fb4bc5f0 748 0x25, 0xCD, 0x47, 0x0B, 0xF7, 0x74, 0xA3, 0x31 }
nexpaq 0:6c56fb4bc5f0 749 },
nexpaq 0:6c56fb4bc5f0 750 {
nexpaq 0:6c56fb4bc5f0 751 { 0xb4, 0x99, 0x34, 0x01, 0xb3, 0xe9, 0x96, 0xf8,
nexpaq 0:6c56fb4bc5f0 752 0x4e, 0xe5, 0xce, 0xe7, 0xd7, 0x9b, 0x09, 0xb9 },
nexpaq 0:6c56fb4bc5f0 753 { 0xD1, 0x76, 0x3F, 0xC0, 0x19, 0xD7, 0x7C, 0xC9,
nexpaq 0:6c56fb4bc5f0 754 0x30, 0xBF, 0xF2, 0xA5, 0x6F, 0x7C, 0x93, 0x64 }
nexpaq 0:6c56fb4bc5f0 755 },
nexpaq 0:6c56fb4bc5f0 756 {
nexpaq 0:6c56fb4bc5f0 757 { 0x9a, 0xcc, 0x23, 0x7d, 0xff, 0x16, 0xd7, 0x6c,
nexpaq 0:6c56fb4bc5f0 758 0x20, 0xef, 0x7c, 0x91, 0x9e, 0x3a, 0x75, 0x09 },
nexpaq 0:6c56fb4bc5f0 759 { 0x05, 0x03, 0xFB, 0x10, 0xAB, 0x24, 0x1E, 0x7C,
nexpaq 0:6c56fb4bc5f0 760 0xF4, 0x5D, 0x8C, 0xDE, 0xEE, 0x47, 0x43, 0x35 }
nexpaq 0:6c56fb4bc5f0 761 }
nexpaq 0:6c56fb4bc5f0 762 };
nexpaq 0:6c56fb4bc5f0 763
nexpaq 0:6c56fb4bc5f0 764 #if defined(MBEDTLS_CIPHER_MODE_CBC)
nexpaq 0:6c56fb4bc5f0 765 #define CAMELLIA_TESTS_CBC 3
nexpaq 0:6c56fb4bc5f0 766
nexpaq 0:6c56fb4bc5f0 767 static const unsigned char camellia_test_cbc_key[3][32] =
nexpaq 0:6c56fb4bc5f0 768 {
nexpaq 0:6c56fb4bc5f0 769 { 0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6,
nexpaq 0:6c56fb4bc5f0 770 0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C }
nexpaq 0:6c56fb4bc5f0 771 ,
nexpaq 0:6c56fb4bc5f0 772 { 0x8E, 0x73, 0xB0, 0xF7, 0xDA, 0x0E, 0x64, 0x52,
nexpaq 0:6c56fb4bc5f0 773 0xC8, 0x10, 0xF3, 0x2B, 0x80, 0x90, 0x79, 0xE5,
nexpaq 0:6c56fb4bc5f0 774 0x62, 0xF8, 0xEA, 0xD2, 0x52, 0x2C, 0x6B, 0x7B }
nexpaq 0:6c56fb4bc5f0 775 ,
nexpaq 0:6c56fb4bc5f0 776 { 0x60, 0x3D, 0xEB, 0x10, 0x15, 0xCA, 0x71, 0xBE,
nexpaq 0:6c56fb4bc5f0 777 0x2B, 0x73, 0xAE, 0xF0, 0x85, 0x7D, 0x77, 0x81,
nexpaq 0:6c56fb4bc5f0 778 0x1F, 0x35, 0x2C, 0x07, 0x3B, 0x61, 0x08, 0xD7,
nexpaq 0:6c56fb4bc5f0 779 0x2D, 0x98, 0x10, 0xA3, 0x09, 0x14, 0xDF, 0xF4 }
nexpaq 0:6c56fb4bc5f0 780 };
nexpaq 0:6c56fb4bc5f0 781
nexpaq 0:6c56fb4bc5f0 782 static const unsigned char camellia_test_cbc_iv[16] =
nexpaq 0:6c56fb4bc5f0 783
nexpaq 0:6c56fb4bc5f0 784 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
nexpaq 0:6c56fb4bc5f0 785 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F }
nexpaq 0:6c56fb4bc5f0 786 ;
nexpaq 0:6c56fb4bc5f0 787
nexpaq 0:6c56fb4bc5f0 788 static const unsigned char camellia_test_cbc_plain[CAMELLIA_TESTS_CBC][16] =
nexpaq 0:6c56fb4bc5f0 789 {
nexpaq 0:6c56fb4bc5f0 790 { 0x6B, 0xC1, 0xBE, 0xE2, 0x2E, 0x40, 0x9F, 0x96,
nexpaq 0:6c56fb4bc5f0 791 0xE9, 0x3D, 0x7E, 0x11, 0x73, 0x93, 0x17, 0x2A },
nexpaq 0:6c56fb4bc5f0 792 { 0xAE, 0x2D, 0x8A, 0x57, 0x1E, 0x03, 0xAC, 0x9C,
nexpaq 0:6c56fb4bc5f0 793 0x9E, 0xB7, 0x6F, 0xAC, 0x45, 0xAF, 0x8E, 0x51 },
nexpaq 0:6c56fb4bc5f0 794 { 0x30, 0xC8, 0x1C, 0x46, 0xA3, 0x5C, 0xE4, 0x11,
nexpaq 0:6c56fb4bc5f0 795 0xE5, 0xFB, 0xC1, 0x19, 0x1A, 0x0A, 0x52, 0xEF }
nexpaq 0:6c56fb4bc5f0 796
nexpaq 0:6c56fb4bc5f0 797 };
nexpaq 0:6c56fb4bc5f0 798
nexpaq 0:6c56fb4bc5f0 799 static const unsigned char camellia_test_cbc_cipher[3][CAMELLIA_TESTS_CBC][16] =
nexpaq 0:6c56fb4bc5f0 800 {
nexpaq 0:6c56fb4bc5f0 801 {
nexpaq 0:6c56fb4bc5f0 802 { 0x16, 0x07, 0xCF, 0x49, 0x4B, 0x36, 0xBB, 0xF0,
nexpaq 0:6c56fb4bc5f0 803 0x0D, 0xAE, 0xB0, 0xB5, 0x03, 0xC8, 0x31, 0xAB },
nexpaq 0:6c56fb4bc5f0 804 { 0xA2, 0xF2, 0xCF, 0x67, 0x16, 0x29, 0xEF, 0x78,
nexpaq 0:6c56fb4bc5f0 805 0x40, 0xC5, 0xA5, 0xDF, 0xB5, 0x07, 0x48, 0x87 },
nexpaq 0:6c56fb4bc5f0 806 { 0x0F, 0x06, 0x16, 0x50, 0x08, 0xCF, 0x8B, 0x8B,
nexpaq 0:6c56fb4bc5f0 807 0x5A, 0x63, 0x58, 0x63, 0x62, 0x54, 0x3E, 0x54 }
nexpaq 0:6c56fb4bc5f0 808 },
nexpaq 0:6c56fb4bc5f0 809 {
nexpaq 0:6c56fb4bc5f0 810 { 0x2A, 0x48, 0x30, 0xAB, 0x5A, 0xC4, 0xA1, 0xA2,
nexpaq 0:6c56fb4bc5f0 811 0x40, 0x59, 0x55, 0xFD, 0x21, 0x95, 0xCF, 0x93 },
nexpaq 0:6c56fb4bc5f0 812 { 0x5D, 0x5A, 0x86, 0x9B, 0xD1, 0x4C, 0xE5, 0x42,
nexpaq 0:6c56fb4bc5f0 813 0x64, 0xF8, 0x92, 0xA6, 0xDD, 0x2E, 0xC3, 0xD5 },
nexpaq 0:6c56fb4bc5f0 814 { 0x37, 0xD3, 0x59, 0xC3, 0x34, 0x98, 0x36, 0xD8,
nexpaq 0:6c56fb4bc5f0 815 0x84, 0xE3, 0x10, 0xAD, 0xDF, 0x68, 0xC4, 0x49 }
nexpaq 0:6c56fb4bc5f0 816 },
nexpaq 0:6c56fb4bc5f0 817 {
nexpaq 0:6c56fb4bc5f0 818 { 0xE6, 0xCF, 0xA3, 0x5F, 0xC0, 0x2B, 0x13, 0x4A,
nexpaq 0:6c56fb4bc5f0 819 0x4D, 0x2C, 0x0B, 0x67, 0x37, 0xAC, 0x3E, 0xDA },
nexpaq 0:6c56fb4bc5f0 820 { 0x36, 0xCB, 0xEB, 0x73, 0xBD, 0x50, 0x4B, 0x40,
nexpaq 0:6c56fb4bc5f0 821 0x70, 0xB1, 0xB7, 0xDE, 0x2B, 0x21, 0xEB, 0x50 },
nexpaq 0:6c56fb4bc5f0 822 { 0xE3, 0x1A, 0x60, 0x55, 0x29, 0x7D, 0x96, 0xCA,
nexpaq 0:6c56fb4bc5f0 823 0x33, 0x30, 0xCD, 0xF1, 0xB1, 0x86, 0x0A, 0x83 }
nexpaq 0:6c56fb4bc5f0 824 }
nexpaq 0:6c56fb4bc5f0 825 };
nexpaq 0:6c56fb4bc5f0 826 #endif /* MBEDTLS_CIPHER_MODE_CBC */
nexpaq 0:6c56fb4bc5f0 827
nexpaq 0:6c56fb4bc5f0 828 #if defined(MBEDTLS_CIPHER_MODE_CTR)
nexpaq 0:6c56fb4bc5f0 829 /*
nexpaq 0:6c56fb4bc5f0 830 * Camellia-CTR test vectors from:
nexpaq 0:6c56fb4bc5f0 831 *
nexpaq 0:6c56fb4bc5f0 832 * http://www.faqs.org/rfcs/rfc5528.html
nexpaq 0:6c56fb4bc5f0 833 */
nexpaq 0:6c56fb4bc5f0 834
nexpaq 0:6c56fb4bc5f0 835 static const unsigned char camellia_test_ctr_key[3][16] =
nexpaq 0:6c56fb4bc5f0 836 {
nexpaq 0:6c56fb4bc5f0 837 { 0xAE, 0x68, 0x52, 0xF8, 0x12, 0x10, 0x67, 0xCC,
nexpaq 0:6c56fb4bc5f0 838 0x4B, 0xF7, 0xA5, 0x76, 0x55, 0x77, 0xF3, 0x9E },
nexpaq 0:6c56fb4bc5f0 839 { 0x7E, 0x24, 0x06, 0x78, 0x17, 0xFA, 0xE0, 0xD7,
nexpaq 0:6c56fb4bc5f0 840 0x43, 0xD6, 0xCE, 0x1F, 0x32, 0x53, 0x91, 0x63 },
nexpaq 0:6c56fb4bc5f0 841 { 0x76, 0x91, 0xBE, 0x03, 0x5E, 0x50, 0x20, 0xA8,
nexpaq 0:6c56fb4bc5f0 842 0xAC, 0x6E, 0x61, 0x85, 0x29, 0xF9, 0xA0, 0xDC }
nexpaq 0:6c56fb4bc5f0 843 };
nexpaq 0:6c56fb4bc5f0 844
nexpaq 0:6c56fb4bc5f0 845 static const unsigned char camellia_test_ctr_nonce_counter[3][16] =
nexpaq 0:6c56fb4bc5f0 846 {
nexpaq 0:6c56fb4bc5f0 847 { 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00,
nexpaq 0:6c56fb4bc5f0 848 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
nexpaq 0:6c56fb4bc5f0 849 { 0x00, 0x6C, 0xB6, 0xDB, 0xC0, 0x54, 0x3B, 0x59,
nexpaq 0:6c56fb4bc5f0 850 0xDA, 0x48, 0xD9, 0x0B, 0x00, 0x00, 0x00, 0x01 },
nexpaq 0:6c56fb4bc5f0 851 { 0x00, 0xE0, 0x01, 0x7B, 0x27, 0x77, 0x7F, 0x3F,
nexpaq 0:6c56fb4bc5f0 852 0x4A, 0x17, 0x86, 0xF0, 0x00, 0x00, 0x00, 0x01 }
nexpaq 0:6c56fb4bc5f0 853 };
nexpaq 0:6c56fb4bc5f0 854
nexpaq 0:6c56fb4bc5f0 855 static const unsigned char camellia_test_ctr_pt[3][48] =
nexpaq 0:6c56fb4bc5f0 856 {
nexpaq 0:6c56fb4bc5f0 857 { 0x53, 0x69, 0x6E, 0x67, 0x6C, 0x65, 0x20, 0x62,
nexpaq 0:6c56fb4bc5f0 858 0x6C, 0x6F, 0x63, 0x6B, 0x20, 0x6D, 0x73, 0x67 },
nexpaq 0:6c56fb4bc5f0 859
nexpaq 0:6c56fb4bc5f0 860 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
nexpaq 0:6c56fb4bc5f0 861 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
nexpaq 0:6c56fb4bc5f0 862 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
nexpaq 0:6c56fb4bc5f0 863 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F },
nexpaq 0:6c56fb4bc5f0 864
nexpaq 0:6c56fb4bc5f0 865 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
nexpaq 0:6c56fb4bc5f0 866 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
nexpaq 0:6c56fb4bc5f0 867 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
nexpaq 0:6c56fb4bc5f0 868 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
nexpaq 0:6c56fb4bc5f0 869 0x20, 0x21, 0x22, 0x23 }
nexpaq 0:6c56fb4bc5f0 870 };
nexpaq 0:6c56fb4bc5f0 871
nexpaq 0:6c56fb4bc5f0 872 static const unsigned char camellia_test_ctr_ct[3][48] =
nexpaq 0:6c56fb4bc5f0 873 {
nexpaq 0:6c56fb4bc5f0 874 { 0xD0, 0x9D, 0xC2, 0x9A, 0x82, 0x14, 0x61, 0x9A,
nexpaq 0:6c56fb4bc5f0 875 0x20, 0x87, 0x7C, 0x76, 0xDB, 0x1F, 0x0B, 0x3F },
nexpaq 0:6c56fb4bc5f0 876 { 0xDB, 0xF3, 0xC7, 0x8D, 0xC0, 0x83, 0x96, 0xD4,
nexpaq 0:6c56fb4bc5f0 877 0xDA, 0x7C, 0x90, 0x77, 0x65, 0xBB, 0xCB, 0x44,
nexpaq 0:6c56fb4bc5f0 878 0x2B, 0x8E, 0x8E, 0x0F, 0x31, 0xF0, 0xDC, 0xA7,
nexpaq 0:6c56fb4bc5f0 879 0x2C, 0x74, 0x17, 0xE3, 0x53, 0x60, 0xE0, 0x48 },
nexpaq 0:6c56fb4bc5f0 880 { 0xB1, 0x9D, 0x1F, 0xCD, 0xCB, 0x75, 0xEB, 0x88,
nexpaq 0:6c56fb4bc5f0 881 0x2F, 0x84, 0x9C, 0xE2, 0x4D, 0x85, 0xCF, 0x73,
nexpaq 0:6c56fb4bc5f0 882 0x9C, 0xE6, 0x4B, 0x2B, 0x5C, 0x9D, 0x73, 0xF1,
nexpaq 0:6c56fb4bc5f0 883 0x4F, 0x2D, 0x5D, 0x9D, 0xCE, 0x98, 0x89, 0xCD,
nexpaq 0:6c56fb4bc5f0 884 0xDF, 0x50, 0x86, 0x96 }
nexpaq 0:6c56fb4bc5f0 885 };
nexpaq 0:6c56fb4bc5f0 886
nexpaq 0:6c56fb4bc5f0 887 static const int camellia_test_ctr_len[3] =
nexpaq 0:6c56fb4bc5f0 888 { 16, 32, 36 };
nexpaq 0:6c56fb4bc5f0 889 #endif /* MBEDTLS_CIPHER_MODE_CTR */
nexpaq 0:6c56fb4bc5f0 890
nexpaq 0:6c56fb4bc5f0 891 /*
nexpaq 0:6c56fb4bc5f0 892 * Checkup routine
nexpaq 0:6c56fb4bc5f0 893 */
nexpaq 0:6c56fb4bc5f0 894 int mbedtls_camellia_self_test( int verbose )
nexpaq 0:6c56fb4bc5f0 895 {
nexpaq 0:6c56fb4bc5f0 896 int i, j, u, v;
nexpaq 0:6c56fb4bc5f0 897 unsigned char key[32];
nexpaq 0:6c56fb4bc5f0 898 unsigned char buf[64];
nexpaq 0:6c56fb4bc5f0 899 unsigned char src[16];
nexpaq 0:6c56fb4bc5f0 900 unsigned char dst[16];
nexpaq 0:6c56fb4bc5f0 901 #if defined(MBEDTLS_CIPHER_MODE_CBC)
nexpaq 0:6c56fb4bc5f0 902 unsigned char iv[16];
nexpaq 0:6c56fb4bc5f0 903 #endif
nexpaq 0:6c56fb4bc5f0 904 #if defined(MBEDTLS_CIPHER_MODE_CTR)
nexpaq 0:6c56fb4bc5f0 905 size_t offset, len;
nexpaq 0:6c56fb4bc5f0 906 unsigned char nonce_counter[16];
nexpaq 0:6c56fb4bc5f0 907 unsigned char stream_block[16];
nexpaq 0:6c56fb4bc5f0 908 #endif
nexpaq 0:6c56fb4bc5f0 909
nexpaq 0:6c56fb4bc5f0 910 mbedtls_camellia_context ctx;
nexpaq 0:6c56fb4bc5f0 911
nexpaq 0:6c56fb4bc5f0 912 memset( key, 0, 32 );
nexpaq 0:6c56fb4bc5f0 913
nexpaq 0:6c56fb4bc5f0 914 for( j = 0; j < 6; j++ ) {
nexpaq 0:6c56fb4bc5f0 915 u = j >> 1;
nexpaq 0:6c56fb4bc5f0 916 v = j & 1;
nexpaq 0:6c56fb4bc5f0 917
nexpaq 0:6c56fb4bc5f0 918 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 919 mbedtls_printf( " CAMELLIA-ECB-%3d (%s): ", 128 + u * 64,
nexpaq 0:6c56fb4bc5f0 920 (v == MBEDTLS_CAMELLIA_DECRYPT) ? "dec" : "enc");
nexpaq 0:6c56fb4bc5f0 921
nexpaq 0:6c56fb4bc5f0 922 for( i = 0; i < CAMELLIA_TESTS_ECB; i++ ) {
nexpaq 0:6c56fb4bc5f0 923 memcpy( key, camellia_test_ecb_key[u][i], 16 + 8 * u );
nexpaq 0:6c56fb4bc5f0 924
nexpaq 0:6c56fb4bc5f0 925 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
nexpaq 0:6c56fb4bc5f0 926 mbedtls_camellia_setkey_dec( &ctx, key, 128 + u * 64 );
nexpaq 0:6c56fb4bc5f0 927 memcpy( src, camellia_test_ecb_cipher[u][i], 16 );
nexpaq 0:6c56fb4bc5f0 928 memcpy( dst, camellia_test_ecb_plain[i], 16 );
nexpaq 0:6c56fb4bc5f0 929 } else { /* MBEDTLS_CAMELLIA_ENCRYPT */
nexpaq 0:6c56fb4bc5f0 930 mbedtls_camellia_setkey_enc( &ctx, key, 128 + u * 64 );
nexpaq 0:6c56fb4bc5f0 931 memcpy( src, camellia_test_ecb_plain[i], 16 );
nexpaq 0:6c56fb4bc5f0 932 memcpy( dst, camellia_test_ecb_cipher[u][i], 16 );
nexpaq 0:6c56fb4bc5f0 933 }
nexpaq 0:6c56fb4bc5f0 934
nexpaq 0:6c56fb4bc5f0 935 mbedtls_camellia_crypt_ecb( &ctx, v, src, buf );
nexpaq 0:6c56fb4bc5f0 936
nexpaq 0:6c56fb4bc5f0 937 if( memcmp( buf, dst, 16 ) != 0 )
nexpaq 0:6c56fb4bc5f0 938 {
nexpaq 0:6c56fb4bc5f0 939 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 940 mbedtls_printf( "failed\n" );
nexpaq 0:6c56fb4bc5f0 941
nexpaq 0:6c56fb4bc5f0 942 return( 1 );
nexpaq 0:6c56fb4bc5f0 943 }
nexpaq 0:6c56fb4bc5f0 944 }
nexpaq 0:6c56fb4bc5f0 945
nexpaq 0:6c56fb4bc5f0 946 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 947 mbedtls_printf( "passed\n" );
nexpaq 0:6c56fb4bc5f0 948 }
nexpaq 0:6c56fb4bc5f0 949
nexpaq 0:6c56fb4bc5f0 950 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 951 mbedtls_printf( "\n" );
nexpaq 0:6c56fb4bc5f0 952
nexpaq 0:6c56fb4bc5f0 953 #if defined(MBEDTLS_CIPHER_MODE_CBC)
nexpaq 0:6c56fb4bc5f0 954 /*
nexpaq 0:6c56fb4bc5f0 955 * CBC mode
nexpaq 0:6c56fb4bc5f0 956 */
nexpaq 0:6c56fb4bc5f0 957 for( j = 0; j < 6; j++ )
nexpaq 0:6c56fb4bc5f0 958 {
nexpaq 0:6c56fb4bc5f0 959 u = j >> 1;
nexpaq 0:6c56fb4bc5f0 960 v = j & 1;
nexpaq 0:6c56fb4bc5f0 961
nexpaq 0:6c56fb4bc5f0 962 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 963 mbedtls_printf( " CAMELLIA-CBC-%3d (%s): ", 128 + u * 64,
nexpaq 0:6c56fb4bc5f0 964 ( v == MBEDTLS_CAMELLIA_DECRYPT ) ? "dec" : "enc" );
nexpaq 0:6c56fb4bc5f0 965
nexpaq 0:6c56fb4bc5f0 966 memcpy( src, camellia_test_cbc_iv, 16 );
nexpaq 0:6c56fb4bc5f0 967 memcpy( dst, camellia_test_cbc_iv, 16 );
nexpaq 0:6c56fb4bc5f0 968 memcpy( key, camellia_test_cbc_key[u], 16 + 8 * u );
nexpaq 0:6c56fb4bc5f0 969
nexpaq 0:6c56fb4bc5f0 970 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
nexpaq 0:6c56fb4bc5f0 971 mbedtls_camellia_setkey_dec( &ctx, key, 128 + u * 64 );
nexpaq 0:6c56fb4bc5f0 972 } else {
nexpaq 0:6c56fb4bc5f0 973 mbedtls_camellia_setkey_enc( &ctx, key, 128 + u * 64 );
nexpaq 0:6c56fb4bc5f0 974 }
nexpaq 0:6c56fb4bc5f0 975
nexpaq 0:6c56fb4bc5f0 976 for( i = 0; i < CAMELLIA_TESTS_CBC; i++ ) {
nexpaq 0:6c56fb4bc5f0 977
nexpaq 0:6c56fb4bc5f0 978 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
nexpaq 0:6c56fb4bc5f0 979 memcpy( iv , src, 16 );
nexpaq 0:6c56fb4bc5f0 980 memcpy( src, camellia_test_cbc_cipher[u][i], 16 );
nexpaq 0:6c56fb4bc5f0 981 memcpy( dst, camellia_test_cbc_plain[i], 16 );
nexpaq 0:6c56fb4bc5f0 982 } else { /* MBEDTLS_CAMELLIA_ENCRYPT */
nexpaq 0:6c56fb4bc5f0 983 memcpy( iv , dst, 16 );
nexpaq 0:6c56fb4bc5f0 984 memcpy( src, camellia_test_cbc_plain[i], 16 );
nexpaq 0:6c56fb4bc5f0 985 memcpy( dst, camellia_test_cbc_cipher[u][i], 16 );
nexpaq 0:6c56fb4bc5f0 986 }
nexpaq 0:6c56fb4bc5f0 987
nexpaq 0:6c56fb4bc5f0 988 mbedtls_camellia_crypt_cbc( &ctx, v, 16, iv, src, buf );
nexpaq 0:6c56fb4bc5f0 989
nexpaq 0:6c56fb4bc5f0 990 if( memcmp( buf, dst, 16 ) != 0 )
nexpaq 0:6c56fb4bc5f0 991 {
nexpaq 0:6c56fb4bc5f0 992 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 993 mbedtls_printf( "failed\n" );
nexpaq 0:6c56fb4bc5f0 994
nexpaq 0:6c56fb4bc5f0 995 return( 1 );
nexpaq 0:6c56fb4bc5f0 996 }
nexpaq 0:6c56fb4bc5f0 997 }
nexpaq 0:6c56fb4bc5f0 998
nexpaq 0:6c56fb4bc5f0 999 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 1000 mbedtls_printf( "passed\n" );
nexpaq 0:6c56fb4bc5f0 1001 }
nexpaq 0:6c56fb4bc5f0 1002 #endif /* MBEDTLS_CIPHER_MODE_CBC */
nexpaq 0:6c56fb4bc5f0 1003
nexpaq 0:6c56fb4bc5f0 1004 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 1005 mbedtls_printf( "\n" );
nexpaq 0:6c56fb4bc5f0 1006
nexpaq 0:6c56fb4bc5f0 1007 #if defined(MBEDTLS_CIPHER_MODE_CTR)
nexpaq 0:6c56fb4bc5f0 1008 /*
nexpaq 0:6c56fb4bc5f0 1009 * CTR mode
nexpaq 0:6c56fb4bc5f0 1010 */
nexpaq 0:6c56fb4bc5f0 1011 for( i = 0; i < 6; i++ )
nexpaq 0:6c56fb4bc5f0 1012 {
nexpaq 0:6c56fb4bc5f0 1013 u = i >> 1;
nexpaq 0:6c56fb4bc5f0 1014 v = i & 1;
nexpaq 0:6c56fb4bc5f0 1015
nexpaq 0:6c56fb4bc5f0 1016 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 1017 mbedtls_printf( " CAMELLIA-CTR-128 (%s): ",
nexpaq 0:6c56fb4bc5f0 1018 ( v == MBEDTLS_CAMELLIA_DECRYPT ) ? "dec" : "enc" );
nexpaq 0:6c56fb4bc5f0 1019
nexpaq 0:6c56fb4bc5f0 1020 memcpy( nonce_counter, camellia_test_ctr_nonce_counter[u], 16 );
nexpaq 0:6c56fb4bc5f0 1021 memcpy( key, camellia_test_ctr_key[u], 16 );
nexpaq 0:6c56fb4bc5f0 1022
nexpaq 0:6c56fb4bc5f0 1023 offset = 0;
nexpaq 0:6c56fb4bc5f0 1024 mbedtls_camellia_setkey_enc( &ctx, key, 128 );
nexpaq 0:6c56fb4bc5f0 1025
nexpaq 0:6c56fb4bc5f0 1026 if( v == MBEDTLS_CAMELLIA_DECRYPT )
nexpaq 0:6c56fb4bc5f0 1027 {
nexpaq 0:6c56fb4bc5f0 1028 len = camellia_test_ctr_len[u];
nexpaq 0:6c56fb4bc5f0 1029 memcpy( buf, camellia_test_ctr_ct[u], len );
nexpaq 0:6c56fb4bc5f0 1030
nexpaq 0:6c56fb4bc5f0 1031 mbedtls_camellia_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
nexpaq 0:6c56fb4bc5f0 1032 buf, buf );
nexpaq 0:6c56fb4bc5f0 1033
nexpaq 0:6c56fb4bc5f0 1034 if( memcmp( buf, camellia_test_ctr_pt[u], len ) != 0 )
nexpaq 0:6c56fb4bc5f0 1035 {
nexpaq 0:6c56fb4bc5f0 1036 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 1037 mbedtls_printf( "failed\n" );
nexpaq 0:6c56fb4bc5f0 1038
nexpaq 0:6c56fb4bc5f0 1039 return( 1 );
nexpaq 0:6c56fb4bc5f0 1040 }
nexpaq 0:6c56fb4bc5f0 1041 }
nexpaq 0:6c56fb4bc5f0 1042 else
nexpaq 0:6c56fb4bc5f0 1043 {
nexpaq 0:6c56fb4bc5f0 1044 len = camellia_test_ctr_len[u];
nexpaq 0:6c56fb4bc5f0 1045 memcpy( buf, camellia_test_ctr_pt[u], len );
nexpaq 0:6c56fb4bc5f0 1046
nexpaq 0:6c56fb4bc5f0 1047 mbedtls_camellia_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
nexpaq 0:6c56fb4bc5f0 1048 buf, buf );
nexpaq 0:6c56fb4bc5f0 1049
nexpaq 0:6c56fb4bc5f0 1050 if( memcmp( buf, camellia_test_ctr_ct[u], len ) != 0 )
nexpaq 0:6c56fb4bc5f0 1051 {
nexpaq 0:6c56fb4bc5f0 1052 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 1053 mbedtls_printf( "failed\n" );
nexpaq 0:6c56fb4bc5f0 1054
nexpaq 0:6c56fb4bc5f0 1055 return( 1 );
nexpaq 0:6c56fb4bc5f0 1056 }
nexpaq 0:6c56fb4bc5f0 1057 }
nexpaq 0:6c56fb4bc5f0 1058
nexpaq 0:6c56fb4bc5f0 1059 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 1060 mbedtls_printf( "passed\n" );
nexpaq 0:6c56fb4bc5f0 1061 }
nexpaq 0:6c56fb4bc5f0 1062
nexpaq 0:6c56fb4bc5f0 1063 if( verbose != 0 )
nexpaq 0:6c56fb4bc5f0 1064 mbedtls_printf( "\n" );
nexpaq 0:6c56fb4bc5f0 1065 #endif /* MBEDTLS_CIPHER_MODE_CTR */
nexpaq 0:6c56fb4bc5f0 1066
nexpaq 0:6c56fb4bc5f0 1067 return( 0 );
nexpaq 0:6c56fb4bc5f0 1068 }
nexpaq 0:6c56fb4bc5f0 1069
nexpaq 0:6c56fb4bc5f0 1070 #endif /* MBEDTLS_SELF_TEST */
nexpaq 0:6c56fb4bc5f0 1071
nexpaq 0:6c56fb4bc5f0 1072 #endif /* MBEDTLS_CAMELLIA_C */