Marco Zecchini / Mbed OS Example_RTOS

Rtos API example

mbed-os/features/mbedtls/src/camellia.c@0:9fca2b23d0ba, 2019-02-23 (annotated)

Committer:
marcozecchini
Date:
Sat Feb 23 12:13:36 2019 +0000
Revision:
0:9fca2b23d0ba
final commit

Who changed what in which revision?

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marcozecchini 0:9fca2b23d0ba 1 /*
marcozecchini 0:9fca2b23d0ba 2 * Camellia implementation
marcozecchini 0:9fca2b23d0ba 3 *
marcozecchini 0:9fca2b23d0ba 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
marcozecchini 0:9fca2b23d0ba 5 * SPDX-License-Identifier: Apache-2.0
marcozecchini 0:9fca2b23d0ba 6 *
marcozecchini 0:9fca2b23d0ba 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
marcozecchini 0:9fca2b23d0ba 8 * not use this file except in compliance with the License.
marcozecchini 0:9fca2b23d0ba 9 * You may obtain a copy of the License at
marcozecchini 0:9fca2b23d0ba 10 *
marcozecchini 0:9fca2b23d0ba 11 * http://www.apache.org/licenses/LICENSE-2.0
marcozecchini 0:9fca2b23d0ba 12 *
marcozecchini 0:9fca2b23d0ba 13 * Unless required by applicable law or agreed to in writing, software
marcozecchini 0:9fca2b23d0ba 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
marcozecchini 0:9fca2b23d0ba 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
marcozecchini 0:9fca2b23d0ba 16 * See the License for the specific language governing permissions and
marcozecchini 0:9fca2b23d0ba 17 * limitations under the License.
marcozecchini 0:9fca2b23d0ba 18 *
marcozecchini 0:9fca2b23d0ba 19 * This file is part of mbed TLS (https://tls.mbed.org)
marcozecchini 0:9fca2b23d0ba 20 */
marcozecchini 0:9fca2b23d0ba 21 /*
marcozecchini 0:9fca2b23d0ba 22 * The Camellia block cipher was designed by NTT and Mitsubishi Electric
marcozecchini 0:9fca2b23d0ba 23 * Corporation.
marcozecchini 0:9fca2b23d0ba 24 *
marcozecchini 0:9fca2b23d0ba 25 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/01espec.pdf
marcozecchini 0:9fca2b23d0ba 26 */
marcozecchini 0:9fca2b23d0ba 27
marcozecchini 0:9fca2b23d0ba 28 #if !defined(MBEDTLS_CONFIG_FILE)
marcozecchini 0:9fca2b23d0ba 29 #include "mbedtls/config.h"
marcozecchini 0:9fca2b23d0ba 30 #else
marcozecchini 0:9fca2b23d0ba 31 #include MBEDTLS_CONFIG_FILE
marcozecchini 0:9fca2b23d0ba 32 #endif
marcozecchini 0:9fca2b23d0ba 33
marcozecchini 0:9fca2b23d0ba 34 #if defined(MBEDTLS_CAMELLIA_C)
marcozecchini 0:9fca2b23d0ba 35
marcozecchini 0:9fca2b23d0ba 36 #include "mbedtls/camellia.h"
marcozecchini 0:9fca2b23d0ba 37
marcozecchini 0:9fca2b23d0ba 38 #include <string.h>
marcozecchini 0:9fca2b23d0ba 39
marcozecchini 0:9fca2b23d0ba 40 #if defined(MBEDTLS_SELF_TEST)
marcozecchini 0:9fca2b23d0ba 41 #if defined(MBEDTLS_PLATFORM_C)
marcozecchini 0:9fca2b23d0ba 42 #include "mbedtls/platform.h"
marcozecchini 0:9fca2b23d0ba 43 #else
marcozecchini 0:9fca2b23d0ba 44 #include <stdio.h>
marcozecchini 0:9fca2b23d0ba 45 #define mbedtls_printf printf
marcozecchini 0:9fca2b23d0ba 46 #endif /* MBEDTLS_PLATFORM_C */
marcozecchini 0:9fca2b23d0ba 47 #endif /* MBEDTLS_SELF_TEST */
marcozecchini 0:9fca2b23d0ba 48
marcozecchini 0:9fca2b23d0ba 49 #if !defined(MBEDTLS_CAMELLIA_ALT)
marcozecchini 0:9fca2b23d0ba 50
marcozecchini 0:9fca2b23d0ba 51 /* Implementation that should never be optimized out by the compiler */
marcozecchini 0:9fca2b23d0ba 52 static void mbedtls_zeroize( void *v, size_t n ) {
marcozecchini 0:9fca2b23d0ba 53 volatile unsigned char *p = (unsigned char*)v; while( n-- ) *p++ = 0;
marcozecchini 0:9fca2b23d0ba 54 }
marcozecchini 0:9fca2b23d0ba 55
marcozecchini 0:9fca2b23d0ba 56 /*
marcozecchini 0:9fca2b23d0ba 57 * 32-bit integer manipulation macros (big endian)
marcozecchini 0:9fca2b23d0ba 58 */
marcozecchini 0:9fca2b23d0ba 59 #ifndef GET_UINT32_BE
marcozecchini 0:9fca2b23d0ba 60 #define GET_UINT32_BE(n,b,i) \
marcozecchini 0:9fca2b23d0ba 61 { \
marcozecchini 0:9fca2b23d0ba 62 (n) = ( (uint32_t) (b)[(i) ] << 24 ) \
marcozecchini 0:9fca2b23d0ba 63 | ( (uint32_t) (b)[(i) + 1] << 16 ) \
marcozecchini 0:9fca2b23d0ba 64 | ( (uint32_t) (b)[(i) + 2] << 8 ) \
marcozecchini 0:9fca2b23d0ba 65 | ( (uint32_t) (b)[(i) + 3] ); \
marcozecchini 0:9fca2b23d0ba 66 }
marcozecchini 0:9fca2b23d0ba 67 #endif
marcozecchini 0:9fca2b23d0ba 68
marcozecchini 0:9fca2b23d0ba 69 #ifndef PUT_UINT32_BE
marcozecchini 0:9fca2b23d0ba 70 #define PUT_UINT32_BE(n,b,i) \
marcozecchini 0:9fca2b23d0ba 71 { \
marcozecchini 0:9fca2b23d0ba 72 (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
marcozecchini 0:9fca2b23d0ba 73 (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
marcozecchini 0:9fca2b23d0ba 74 (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
marcozecchini 0:9fca2b23d0ba 75 (b)[(i) + 3] = (unsigned char) ( (n) ); \
marcozecchini 0:9fca2b23d0ba 76 }
marcozecchini 0:9fca2b23d0ba 77 #endif
marcozecchini 0:9fca2b23d0ba 78
marcozecchini 0:9fca2b23d0ba 79 static const unsigned char SIGMA_CHARS[6][8] =
marcozecchini 0:9fca2b23d0ba 80 {
marcozecchini 0:9fca2b23d0ba 81 { 0xa0, 0x9e, 0x66, 0x7f, 0x3b, 0xcc, 0x90, 0x8b },
marcozecchini 0:9fca2b23d0ba 82 { 0xb6, 0x7a, 0xe8, 0x58, 0x4c, 0xaa, 0x73, 0xb2 },
marcozecchini 0:9fca2b23d0ba 83 { 0xc6, 0xef, 0x37, 0x2f, 0xe9, 0x4f, 0x82, 0xbe },
marcozecchini 0:9fca2b23d0ba 84 { 0x54, 0xff, 0x53, 0xa5, 0xf1, 0xd3, 0x6f, 0x1c },
marcozecchini 0:9fca2b23d0ba 85 { 0x10, 0xe5, 0x27, 0xfa, 0xde, 0x68, 0x2d, 0x1d },
marcozecchini 0:9fca2b23d0ba 86 { 0xb0, 0x56, 0x88, 0xc2, 0xb3, 0xe6, 0xc1, 0xfd }
marcozecchini 0:9fca2b23d0ba 87 };
marcozecchini 0:9fca2b23d0ba 88
marcozecchini 0:9fca2b23d0ba 89 #if defined(MBEDTLS_CAMELLIA_SMALL_MEMORY)
marcozecchini 0:9fca2b23d0ba 90
marcozecchini 0:9fca2b23d0ba 91 static const unsigned char FSb[256] =
marcozecchini 0:9fca2b23d0ba 92 {
marcozecchini 0:9fca2b23d0ba 93 112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65,
marcozecchini 0:9fca2b23d0ba 94 35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189,
marcozecchini 0:9fca2b23d0ba 95 134,184,175,143,124,235, 31,206, 62, 48,220, 95, 94,197, 11, 26,
marcozecchini 0:9fca2b23d0ba 96 166,225, 57,202,213, 71, 93, 61,217, 1, 90,214, 81, 86,108, 77,
marcozecchini 0:9fca2b23d0ba 97 139, 13,154,102,251,204,176, 45,116, 18, 43, 32,240,177,132,153,
marcozecchini 0:9fca2b23d0ba 98 223, 76,203,194, 52,126,118, 5,109,183,169, 49,209, 23, 4,215,
marcozecchini 0:9fca2b23d0ba 99 20, 88, 58, 97,222, 27, 17, 28, 50, 15,156, 22, 83, 24,242, 34,
marcozecchini 0:9fca2b23d0ba 100 254, 68,207,178,195,181,122,145, 36, 8,232,168, 96,252,105, 80,
marcozecchini 0:9fca2b23d0ba 101 170,208,160,125,161,137, 98,151, 84, 91, 30,149,224,255,100,210,
marcozecchini 0:9fca2b23d0ba 102 16,196, 0, 72,163,247,117,219,138, 3,230,218, 9, 63,221,148,
marcozecchini 0:9fca2b23d0ba 103 135, 92,131, 2,205, 74,144, 51,115,103,246,243,157,127,191,226,
marcozecchini 0:9fca2b23d0ba 104 82,155,216, 38,200, 55,198, 59,129,150,111, 75, 19,190, 99, 46,
marcozecchini 0:9fca2b23d0ba 105 233,121,167,140,159,110,188,142, 41,245,249,182, 47,253,180, 89,
marcozecchini 0:9fca2b23d0ba 106 120,152, 6,106,231, 70,113,186,212, 37,171, 66,136,162,141,250,
marcozecchini 0:9fca2b23d0ba 107 114, 7,185, 85,248,238,172, 10, 54, 73, 42,104, 60, 56,241,164,
marcozecchini 0:9fca2b23d0ba 108 64, 40,211,123,187,201, 67,193, 21,227,173,244,119,199,128,158
marcozecchini 0:9fca2b23d0ba 109 };
marcozecchini 0:9fca2b23d0ba 110
marcozecchini 0:9fca2b23d0ba 111 #define SBOX1(n) FSb[(n)]
marcozecchini 0:9fca2b23d0ba 112 #define SBOX2(n) (unsigned char)((FSb[(n)] >> 7 ^ FSb[(n)] << 1) & 0xff)
marcozecchini 0:9fca2b23d0ba 113 #define SBOX3(n) (unsigned char)((FSb[(n)] >> 1 ^ FSb[(n)] << 7) & 0xff)
marcozecchini 0:9fca2b23d0ba 114 #define SBOX4(n) FSb[((n) << 1 ^ (n) >> 7) &0xff]
marcozecchini 0:9fca2b23d0ba 115
marcozecchini 0:9fca2b23d0ba 116 #else /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
marcozecchini 0:9fca2b23d0ba 117
marcozecchini 0:9fca2b23d0ba 118 static const unsigned char FSb[256] =
marcozecchini 0:9fca2b23d0ba 119 {
marcozecchini 0:9fca2b23d0ba 120 112, 130, 44, 236, 179, 39, 192, 229, 228, 133, 87, 53, 234, 12, 174, 65,
marcozecchini 0:9fca2b23d0ba 121 35, 239, 107, 147, 69, 25, 165, 33, 237, 14, 79, 78, 29, 101, 146, 189,
marcozecchini 0:9fca2b23d0ba 122 134, 184, 175, 143, 124, 235, 31, 206, 62, 48, 220, 95, 94, 197, 11, 26,
marcozecchini 0:9fca2b23d0ba 123 166, 225, 57, 202, 213, 71, 93, 61, 217, 1, 90, 214, 81, 86, 108, 77,
marcozecchini 0:9fca2b23d0ba 124 139, 13, 154, 102, 251, 204, 176, 45, 116, 18, 43, 32, 240, 177, 132, 153,
marcozecchini 0:9fca2b23d0ba 125 223, 76, 203, 194, 52, 126, 118, 5, 109, 183, 169, 49, 209, 23, 4, 215,
marcozecchini 0:9fca2b23d0ba 126 20, 88, 58, 97, 222, 27, 17, 28, 50, 15, 156, 22, 83, 24, 242, 34,
marcozecchini 0:9fca2b23d0ba 127 254, 68, 207, 178, 195, 181, 122, 145, 36, 8, 232, 168, 96, 252, 105, 80,
marcozecchini 0:9fca2b23d0ba 128 170, 208, 160, 125, 161, 137, 98, 151, 84, 91, 30, 149, 224, 255, 100, 210,
marcozecchini 0:9fca2b23d0ba 129 16, 196, 0, 72, 163, 247, 117, 219, 138, 3, 230, 218, 9, 63, 221, 148,
marcozecchini 0:9fca2b23d0ba 130 135, 92, 131, 2, 205, 74, 144, 51, 115, 103, 246, 243, 157, 127, 191, 226,
marcozecchini 0:9fca2b23d0ba 131 82, 155, 216, 38, 200, 55, 198, 59, 129, 150, 111, 75, 19, 190, 99, 46,
marcozecchini 0:9fca2b23d0ba 132 233, 121, 167, 140, 159, 110, 188, 142, 41, 245, 249, 182, 47, 253, 180, 89,
marcozecchini 0:9fca2b23d0ba 133 120, 152, 6, 106, 231, 70, 113, 186, 212, 37, 171, 66, 136, 162, 141, 250,
marcozecchini 0:9fca2b23d0ba 134 114, 7, 185, 85, 248, 238, 172, 10, 54, 73, 42, 104, 60, 56, 241, 164,
marcozecchini 0:9fca2b23d0ba 135 64, 40, 211, 123, 187, 201, 67, 193, 21, 227, 173, 244, 119, 199, 128, 158
marcozecchini 0:9fca2b23d0ba 136 };
marcozecchini 0:9fca2b23d0ba 137
marcozecchini 0:9fca2b23d0ba 138 static const unsigned char FSb2[256] =
marcozecchini 0:9fca2b23d0ba 139 {
marcozecchini 0:9fca2b23d0ba 140 224, 5, 88, 217, 103, 78, 129, 203, 201, 11, 174, 106, 213, 24, 93, 130,
marcozecchini 0:9fca2b23d0ba 141 70, 223, 214, 39, 138, 50, 75, 66, 219, 28, 158, 156, 58, 202, 37, 123,
marcozecchini 0:9fca2b23d0ba 142 13, 113, 95, 31, 248, 215, 62, 157, 124, 96, 185, 190, 188, 139, 22, 52,
marcozecchini 0:9fca2b23d0ba 143 77, 195, 114, 149, 171, 142, 186, 122, 179, 2, 180, 173, 162, 172, 216, 154,
marcozecchini 0:9fca2b23d0ba 144 23, 26, 53, 204, 247, 153, 97, 90, 232, 36, 86, 64, 225, 99, 9, 51,
marcozecchini 0:9fca2b23d0ba 145 191, 152, 151, 133, 104, 252, 236, 10, 218, 111, 83, 98, 163, 46, 8, 175,
marcozecchini 0:9fca2b23d0ba 146 40, 176, 116, 194, 189, 54, 34, 56, 100, 30, 57, 44, 166, 48, 229, 68,
marcozecchini 0:9fca2b23d0ba 147 253, 136, 159, 101, 135, 107, 244, 35, 72, 16, 209, 81, 192, 249, 210, 160,
marcozecchini 0:9fca2b23d0ba 148 85, 161, 65, 250, 67, 19, 196, 47, 168, 182, 60, 43, 193, 255, 200, 165,
marcozecchini 0:9fca2b23d0ba 149 32, 137, 0, 144, 71, 239, 234, 183, 21, 6, 205, 181, 18, 126, 187, 41,
marcozecchini 0:9fca2b23d0ba 150 15, 184, 7, 4, 155, 148, 33, 102, 230, 206, 237, 231, 59, 254, 127, 197,
marcozecchini 0:9fca2b23d0ba 151 164, 55, 177, 76, 145, 110, 141, 118, 3, 45, 222, 150, 38, 125, 198, 92,
marcozecchini 0:9fca2b23d0ba 152 211, 242, 79, 25, 63, 220, 121, 29, 82, 235, 243, 109, 94, 251, 105, 178,
marcozecchini 0:9fca2b23d0ba 153 240, 49, 12, 212, 207, 140, 226, 117, 169, 74, 87, 132, 17, 69, 27, 245,
marcozecchini 0:9fca2b23d0ba 154 228, 14, 115, 170, 241, 221, 89, 20, 108, 146, 84, 208, 120, 112, 227, 73,
marcozecchini 0:9fca2b23d0ba 155 128, 80, 167, 246, 119, 147, 134, 131, 42, 199, 91, 233, 238, 143, 1, 61
marcozecchini 0:9fca2b23d0ba 156 };
marcozecchini 0:9fca2b23d0ba 157
marcozecchini 0:9fca2b23d0ba 158 static const unsigned char FSb3[256] =
marcozecchini 0:9fca2b23d0ba 159 {
marcozecchini 0:9fca2b23d0ba 160 56, 65, 22, 118, 217, 147, 96, 242, 114, 194, 171, 154, 117, 6, 87, 160,
marcozecchini 0:9fca2b23d0ba 161 145, 247, 181, 201, 162, 140, 210, 144, 246, 7, 167, 39, 142, 178, 73, 222,
marcozecchini 0:9fca2b23d0ba 162 67, 92, 215, 199, 62, 245, 143, 103, 31, 24, 110, 175, 47, 226, 133, 13,
marcozecchini 0:9fca2b23d0ba 163 83, 240, 156, 101, 234, 163, 174, 158, 236, 128, 45, 107, 168, 43, 54, 166,
marcozecchini 0:9fca2b23d0ba 164 197, 134, 77, 51, 253, 102, 88, 150, 58, 9, 149, 16, 120, 216, 66, 204,
marcozecchini 0:9fca2b23d0ba 165 239, 38, 229, 97, 26, 63, 59, 130, 182, 219, 212, 152, 232, 139, 2, 235,
marcozecchini 0:9fca2b23d0ba 166 10, 44, 29, 176, 111, 141, 136, 14, 25, 135, 78, 11, 169, 12, 121, 17,
marcozecchini 0:9fca2b23d0ba 167 127, 34, 231, 89, 225, 218, 61, 200, 18, 4, 116, 84, 48, 126, 180, 40,
marcozecchini 0:9fca2b23d0ba 168 85, 104, 80, 190, 208, 196, 49, 203, 42, 173, 15, 202, 112, 255, 50, 105,
marcozecchini 0:9fca2b23d0ba 169 8, 98, 0, 36, 209, 251, 186, 237, 69, 129, 115, 109, 132, 159, 238, 74,
marcozecchini 0:9fca2b23d0ba 170 195, 46, 193, 1, 230, 37, 72, 153, 185, 179, 123, 249, 206, 191, 223, 113,
marcozecchini 0:9fca2b23d0ba 171 41, 205, 108, 19, 100, 155, 99, 157, 192, 75, 183, 165, 137, 95, 177, 23,
marcozecchini 0:9fca2b23d0ba 172 244, 188, 211, 70, 207, 55, 94, 71, 148, 250, 252, 91, 151, 254, 90, 172,
marcozecchini 0:9fca2b23d0ba 173 60, 76, 3, 53, 243, 35, 184, 93, 106, 146, 213, 33, 68, 81, 198, 125,
marcozecchini 0:9fca2b23d0ba 174 57, 131, 220, 170, 124, 119, 86, 5, 27, 164, 21, 52, 30, 28, 248, 82,
marcozecchini 0:9fca2b23d0ba 175 32, 20, 233, 189, 221, 228, 161, 224, 138, 241, 214, 122, 187, 227, 64, 79
marcozecchini 0:9fca2b23d0ba 176 };
marcozecchini 0:9fca2b23d0ba 177
marcozecchini 0:9fca2b23d0ba 178 static const unsigned char FSb4[256] =
marcozecchini 0:9fca2b23d0ba 179 {
marcozecchini 0:9fca2b23d0ba 180 112, 44, 179, 192, 228, 87, 234, 174, 35, 107, 69, 165, 237, 79, 29, 146,
marcozecchini 0:9fca2b23d0ba 181 134, 175, 124, 31, 62, 220, 94, 11, 166, 57, 213, 93, 217, 90, 81, 108,
marcozecchini 0:9fca2b23d0ba 182 139, 154, 251, 176, 116, 43, 240, 132, 223, 203, 52, 118, 109, 169, 209, 4,
marcozecchini 0:9fca2b23d0ba 183 20, 58, 222, 17, 50, 156, 83, 242, 254, 207, 195, 122, 36, 232, 96, 105,
marcozecchini 0:9fca2b23d0ba 184 170, 160, 161, 98, 84, 30, 224, 100, 16, 0, 163, 117, 138, 230, 9, 221,
marcozecchini 0:9fca2b23d0ba 185 135, 131, 205, 144, 115, 246, 157, 191, 82, 216, 200, 198, 129, 111, 19, 99,
marcozecchini 0:9fca2b23d0ba 186 233, 167, 159, 188, 41, 249, 47, 180, 120, 6, 231, 113, 212, 171, 136, 141,
marcozecchini 0:9fca2b23d0ba 187 114, 185, 248, 172, 54, 42, 60, 241, 64, 211, 187, 67, 21, 173, 119, 128,
marcozecchini 0:9fca2b23d0ba 188 130, 236, 39, 229, 133, 53, 12, 65, 239, 147, 25, 33, 14, 78, 101, 189,
marcozecchini 0:9fca2b23d0ba 189 184, 143, 235, 206, 48, 95, 197, 26, 225, 202, 71, 61, 1, 214, 86, 77,
marcozecchini 0:9fca2b23d0ba 190 13, 102, 204, 45, 18, 32, 177, 153, 76, 194, 126, 5, 183, 49, 23, 215,
marcozecchini 0:9fca2b23d0ba 191 88, 97, 27, 28, 15, 22, 24, 34, 68, 178, 181, 145, 8, 168, 252, 80,
marcozecchini 0:9fca2b23d0ba 192 208, 125, 137, 151, 91, 149, 255, 210, 196, 72, 247, 219, 3, 218, 63, 148,
marcozecchini 0:9fca2b23d0ba 193 92, 2, 74, 51, 103, 243, 127, 226, 155, 38, 55, 59, 150, 75, 190, 46,
marcozecchini 0:9fca2b23d0ba 194 121, 140, 110, 142, 245, 182, 253, 89, 152, 106, 70, 186, 37, 66, 162, 250,
marcozecchini 0:9fca2b23d0ba 195 7, 85, 238, 10, 73, 104, 56, 164, 40, 123, 201, 193, 227, 244, 199, 158
marcozecchini 0:9fca2b23d0ba 196 };
marcozecchini 0:9fca2b23d0ba 197
marcozecchini 0:9fca2b23d0ba 198 #define SBOX1(n) FSb[(n)]
marcozecchini 0:9fca2b23d0ba 199 #define SBOX2(n) FSb2[(n)]
marcozecchini 0:9fca2b23d0ba 200 #define SBOX3(n) FSb3[(n)]
marcozecchini 0:9fca2b23d0ba 201 #define SBOX4(n) FSb4[(n)]
marcozecchini 0:9fca2b23d0ba 202
marcozecchini 0:9fca2b23d0ba 203 #endif /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
marcozecchini 0:9fca2b23d0ba 204
marcozecchini 0:9fca2b23d0ba 205 static const unsigned char shifts[2][4][4] =
marcozecchini 0:9fca2b23d0ba 206 {
marcozecchini 0:9fca2b23d0ba 207 {
marcozecchini 0:9fca2b23d0ba 208 { 1, 1, 1, 1 }, /* KL */
marcozecchini 0:9fca2b23d0ba 209 { 0, 0, 0, 0 }, /* KR */
marcozecchini 0:9fca2b23d0ba 210 { 1, 1, 1, 1 }, /* KA */
marcozecchini 0:9fca2b23d0ba 211 { 0, 0, 0, 0 } /* KB */
marcozecchini 0:9fca2b23d0ba 212 },
marcozecchini 0:9fca2b23d0ba 213 {
marcozecchini 0:9fca2b23d0ba 214 { 1, 0, 1, 1 }, /* KL */
marcozecchini 0:9fca2b23d0ba 215 { 1, 1, 0, 1 }, /* KR */
marcozecchini 0:9fca2b23d0ba 216 { 1, 1, 1, 0 }, /* KA */
marcozecchini 0:9fca2b23d0ba 217 { 1, 1, 0, 1 } /* KB */
marcozecchini 0:9fca2b23d0ba 218 }
marcozecchini 0:9fca2b23d0ba 219 };
marcozecchini 0:9fca2b23d0ba 220
marcozecchini 0:9fca2b23d0ba 221 static const signed char indexes[2][4][20] =
marcozecchini 0:9fca2b23d0ba 222 {
marcozecchini 0:9fca2b23d0ba 223 {
marcozecchini 0:9fca2b23d0ba 224 { 0, 1, 2, 3, 8, 9, 10, 11, 38, 39,
marcozecchini 0:9fca2b23d0ba 225 36, 37, 23, 20, 21, 22, 27, -1, -1, 26 }, /* KL -> RK */
marcozecchini 0:9fca2b23d0ba 226 { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
marcozecchini 0:9fca2b23d0ba 227 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, /* KR -> RK */
marcozecchini 0:9fca2b23d0ba 228 { 4, 5, 6, 7, 12, 13, 14, 15, 16, 17,
marcozecchini 0:9fca2b23d0ba 229 18, 19, -1, 24, 25, -1, 31, 28, 29, 30 }, /* KA -> RK */
marcozecchini 0:9fca2b23d0ba 230 { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
marcozecchini 0:9fca2b23d0ba 231 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 } /* KB -> RK */
marcozecchini 0:9fca2b23d0ba 232 },
marcozecchini 0:9fca2b23d0ba 233 {
marcozecchini 0:9fca2b23d0ba 234 { 0, 1, 2, 3, 61, 62, 63, 60, -1, -1,
marcozecchini 0:9fca2b23d0ba 235 -1, -1, 27, 24, 25, 26, 35, 32, 33, 34 }, /* KL -> RK */
marcozecchini 0:9fca2b23d0ba 236 { -1, -1, -1, -1, 8, 9, 10, 11, 16, 17,
marcozecchini 0:9fca2b23d0ba 237 18, 19, -1, -1, -1, -1, 39, 36, 37, 38 }, /* KR -> RK */
marcozecchini 0:9fca2b23d0ba 238 { -1, -1, -1, -1, 12, 13, 14, 15, 58, 59,
marcozecchini 0:9fca2b23d0ba 239 56, 57, 31, 28, 29, 30, -1, -1, -1, -1 }, /* KA -> RK */
marcozecchini 0:9fca2b23d0ba 240 { 4, 5, 6, 7, 65, 66, 67, 64, 20, 21,
marcozecchini 0:9fca2b23d0ba 241 22, 23, -1, -1, -1, -1, 43, 40, 41, 42 } /* KB -> RK */
marcozecchini 0:9fca2b23d0ba 242 }
marcozecchini 0:9fca2b23d0ba 243 };
marcozecchini 0:9fca2b23d0ba 244
marcozecchini 0:9fca2b23d0ba 245 static const signed char transposes[2][20] =
marcozecchini 0:9fca2b23d0ba 246 {
marcozecchini 0:9fca2b23d0ba 247 {
marcozecchini 0:9fca2b23d0ba 248 21, 22, 23, 20,
marcozecchini 0:9fca2b23d0ba 249 -1, -1, -1, -1,
marcozecchini 0:9fca2b23d0ba 250 18, 19, 16, 17,
marcozecchini 0:9fca2b23d0ba 251 11, 8, 9, 10,
marcozecchini 0:9fca2b23d0ba 252 15, 12, 13, 14
marcozecchini 0:9fca2b23d0ba 253 },
marcozecchini 0:9fca2b23d0ba 254 {
marcozecchini 0:9fca2b23d0ba 255 25, 26, 27, 24,
marcozecchini 0:9fca2b23d0ba 256 29, 30, 31, 28,
marcozecchini 0:9fca2b23d0ba 257 18, 19, 16, 17,
marcozecchini 0:9fca2b23d0ba 258 -1, -1, -1, -1,
marcozecchini 0:9fca2b23d0ba 259 -1, -1, -1, -1
marcozecchini 0:9fca2b23d0ba 260 }
marcozecchini 0:9fca2b23d0ba 261 };
marcozecchini 0:9fca2b23d0ba 262
marcozecchini 0:9fca2b23d0ba 263 /* Shift macro for 128 bit strings with rotation smaller than 32 bits (!) */
marcozecchini 0:9fca2b23d0ba 264 #define ROTL(DEST, SRC, SHIFT) \
marcozecchini 0:9fca2b23d0ba 265 { \
marcozecchini 0:9fca2b23d0ba 266 (DEST)[0] = (SRC)[0] << (SHIFT) ^ (SRC)[1] >> (32 - (SHIFT)); \
marcozecchini 0:9fca2b23d0ba 267 (DEST)[1] = (SRC)[1] << (SHIFT) ^ (SRC)[2] >> (32 - (SHIFT)); \
marcozecchini 0:9fca2b23d0ba 268 (DEST)[2] = (SRC)[2] << (SHIFT) ^ (SRC)[3] >> (32 - (SHIFT)); \
marcozecchini 0:9fca2b23d0ba 269 (DEST)[3] = (SRC)[3] << (SHIFT) ^ (SRC)[0] >> (32 - (SHIFT)); \
marcozecchini 0:9fca2b23d0ba 270 }
marcozecchini 0:9fca2b23d0ba 271
marcozecchini 0:9fca2b23d0ba 272 #define FL(XL, XR, KL, KR) \
marcozecchini 0:9fca2b23d0ba 273 { \
marcozecchini 0:9fca2b23d0ba 274 (XR) = ((((XL) & (KL)) << 1) | (((XL) & (KL)) >> 31)) ^ (XR); \
marcozecchini 0:9fca2b23d0ba 275 (XL) = ((XR) | (KR)) ^ (XL); \
marcozecchini 0:9fca2b23d0ba 276 }
marcozecchini 0:9fca2b23d0ba 277
marcozecchini 0:9fca2b23d0ba 278 #define FLInv(YL, YR, KL, KR) \
marcozecchini 0:9fca2b23d0ba 279 { \
marcozecchini 0:9fca2b23d0ba 280 (YL) = ((YR) | (KR)) ^ (YL); \
marcozecchini 0:9fca2b23d0ba 281 (YR) = ((((YL) & (KL)) << 1) | (((YL) & (KL)) >> 31)) ^ (YR); \
marcozecchini 0:9fca2b23d0ba 282 }
marcozecchini 0:9fca2b23d0ba 283
marcozecchini 0:9fca2b23d0ba 284 #define SHIFT_AND_PLACE(INDEX, OFFSET) \
marcozecchini 0:9fca2b23d0ba 285 { \
marcozecchini 0:9fca2b23d0ba 286 TK[0] = KC[(OFFSET) * 4 + 0]; \
marcozecchini 0:9fca2b23d0ba 287 TK[1] = KC[(OFFSET) * 4 + 1]; \
marcozecchini 0:9fca2b23d0ba 288 TK[2] = KC[(OFFSET) * 4 + 2]; \
marcozecchini 0:9fca2b23d0ba 289 TK[3] = KC[(OFFSET) * 4 + 3]; \
marcozecchini 0:9fca2b23d0ba 290 \
marcozecchini 0:9fca2b23d0ba 291 for( i = 1; i <= 4; i++ ) \
marcozecchini 0:9fca2b23d0ba 292 if( shifts[(INDEX)][(OFFSET)][i -1] ) \
marcozecchini 0:9fca2b23d0ba 293 ROTL(TK + i * 4, TK, ( 15 * i ) % 32); \
marcozecchini 0:9fca2b23d0ba 294 \
marcozecchini 0:9fca2b23d0ba 295 for( i = 0; i < 20; i++ ) \
marcozecchini 0:9fca2b23d0ba 296 if( indexes[(INDEX)][(OFFSET)][i] != -1 ) { \
marcozecchini 0:9fca2b23d0ba 297 RK[indexes[(INDEX)][(OFFSET)][i]] = TK[ i ]; \
marcozecchini 0:9fca2b23d0ba 298 } \
marcozecchini 0:9fca2b23d0ba 299 }
marcozecchini 0:9fca2b23d0ba 300
marcozecchini 0:9fca2b23d0ba 301 static void camellia_feistel( const uint32_t x[2], const uint32_t k[2],
marcozecchini 0:9fca2b23d0ba 302 uint32_t z[2])
marcozecchini 0:9fca2b23d0ba 303 {
marcozecchini 0:9fca2b23d0ba 304 uint32_t I0, I1;
marcozecchini 0:9fca2b23d0ba 305 I0 = x[0] ^ k[0];
marcozecchini 0:9fca2b23d0ba 306 I1 = x[1] ^ k[1];
marcozecchini 0:9fca2b23d0ba 307
marcozecchini 0:9fca2b23d0ba 308 I0 = ((uint32_t) SBOX1((I0 >> 24) & 0xFF) << 24) |
marcozecchini 0:9fca2b23d0ba 309 ((uint32_t) SBOX2((I0 >> 16) & 0xFF) << 16) |
marcozecchini 0:9fca2b23d0ba 310 ((uint32_t) SBOX3((I0 >> 8) & 0xFF) << 8) |
marcozecchini 0:9fca2b23d0ba 311 ((uint32_t) SBOX4((I0 ) & 0xFF) );
marcozecchini 0:9fca2b23d0ba 312 I1 = ((uint32_t) SBOX2((I1 >> 24) & 0xFF) << 24) |
marcozecchini 0:9fca2b23d0ba 313 ((uint32_t) SBOX3((I1 >> 16) & 0xFF) << 16) |
marcozecchini 0:9fca2b23d0ba 314 ((uint32_t) SBOX4((I1 >> 8) & 0xFF) << 8) |
marcozecchini 0:9fca2b23d0ba 315 ((uint32_t) SBOX1((I1 ) & 0xFF) );
marcozecchini 0:9fca2b23d0ba 316
marcozecchini 0:9fca2b23d0ba 317 I0 ^= (I1 << 8) | (I1 >> 24);
marcozecchini 0:9fca2b23d0ba 318 I1 ^= (I0 << 16) | (I0 >> 16);
marcozecchini 0:9fca2b23d0ba 319 I0 ^= (I1 >> 8) | (I1 << 24);
marcozecchini 0:9fca2b23d0ba 320 I1 ^= (I0 >> 8) | (I0 << 24);
marcozecchini 0:9fca2b23d0ba 321
marcozecchini 0:9fca2b23d0ba 322 z[0] ^= I1;
marcozecchini 0:9fca2b23d0ba 323 z[1] ^= I0;
marcozecchini 0:9fca2b23d0ba 324 }
marcozecchini 0:9fca2b23d0ba 325
marcozecchini 0:9fca2b23d0ba 326 void mbedtls_camellia_init( mbedtls_camellia_context *ctx )
marcozecchini 0:9fca2b23d0ba 327 {
marcozecchini 0:9fca2b23d0ba 328 memset( ctx, 0, sizeof( mbedtls_camellia_context ) );
marcozecchini 0:9fca2b23d0ba 329 }
marcozecchini 0:9fca2b23d0ba 330
marcozecchini 0:9fca2b23d0ba 331 void mbedtls_camellia_free( mbedtls_camellia_context *ctx )
marcozecchini 0:9fca2b23d0ba 332 {
marcozecchini 0:9fca2b23d0ba 333 if( ctx == NULL )
marcozecchini 0:9fca2b23d0ba 334 return;
marcozecchini 0:9fca2b23d0ba 335
marcozecchini 0:9fca2b23d0ba 336 mbedtls_zeroize( ctx, sizeof( mbedtls_camellia_context ) );
marcozecchini 0:9fca2b23d0ba 337 }
marcozecchini 0:9fca2b23d0ba 338
marcozecchini 0:9fca2b23d0ba 339 /*
marcozecchini 0:9fca2b23d0ba 340 * Camellia key schedule (encryption)
marcozecchini 0:9fca2b23d0ba 341 */
marcozecchini 0:9fca2b23d0ba 342 int mbedtls_camellia_setkey_enc( mbedtls_camellia_context *ctx, const unsigned char *key,
marcozecchini 0:9fca2b23d0ba 343 unsigned int keybits )
marcozecchini 0:9fca2b23d0ba 344 {
marcozecchini 0:9fca2b23d0ba 345 int idx;
marcozecchini 0:9fca2b23d0ba 346 size_t i;
marcozecchini 0:9fca2b23d0ba 347 uint32_t *RK;
marcozecchini 0:9fca2b23d0ba 348 unsigned char t[64];
marcozecchini 0:9fca2b23d0ba 349 uint32_t SIGMA[6][2];
marcozecchini 0:9fca2b23d0ba 350 uint32_t KC[16];
marcozecchini 0:9fca2b23d0ba 351 uint32_t TK[20];
marcozecchini 0:9fca2b23d0ba 352
marcozecchini 0:9fca2b23d0ba 353 RK = ctx->rk;
marcozecchini 0:9fca2b23d0ba 354
marcozecchini 0:9fca2b23d0ba 355 memset( t, 0, 64 );
marcozecchini 0:9fca2b23d0ba 356 memset( RK, 0, sizeof(ctx->rk) );
marcozecchini 0:9fca2b23d0ba 357
marcozecchini 0:9fca2b23d0ba 358 switch( keybits )
marcozecchini 0:9fca2b23d0ba 359 {
marcozecchini 0:9fca2b23d0ba 360 case 128: ctx->nr = 3; idx = 0; break;
marcozecchini 0:9fca2b23d0ba 361 case 192:
marcozecchini 0:9fca2b23d0ba 362 case 256: ctx->nr = 4; idx = 1; break;
marcozecchini 0:9fca2b23d0ba 363 default : return( MBEDTLS_ERR_CAMELLIA_INVALID_KEY_LENGTH );
marcozecchini 0:9fca2b23d0ba 364 }
marcozecchini 0:9fca2b23d0ba 365
marcozecchini 0:9fca2b23d0ba 366 for( i = 0; i < keybits / 8; ++i )
marcozecchini 0:9fca2b23d0ba 367 t[i] = key[i];
marcozecchini 0:9fca2b23d0ba 368
marcozecchini 0:9fca2b23d0ba 369 if( keybits == 192 ) {
marcozecchini 0:9fca2b23d0ba 370 for( i = 0; i < 8; i++ )
marcozecchini 0:9fca2b23d0ba 371 t[24 + i] = ~t[16 + i];
marcozecchini 0:9fca2b23d0ba 372 }
marcozecchini 0:9fca2b23d0ba 373
marcozecchini 0:9fca2b23d0ba 374 /*
marcozecchini 0:9fca2b23d0ba 375 * Prepare SIGMA values
marcozecchini 0:9fca2b23d0ba 376 */
marcozecchini 0:9fca2b23d0ba 377 for( i = 0; i < 6; i++ ) {
marcozecchini 0:9fca2b23d0ba 378 GET_UINT32_BE( SIGMA[i][0], SIGMA_CHARS[i], 0 );
marcozecchini 0:9fca2b23d0ba 379 GET_UINT32_BE( SIGMA[i][1], SIGMA_CHARS[i], 4 );
marcozecchini 0:9fca2b23d0ba 380 }
marcozecchini 0:9fca2b23d0ba 381
marcozecchini 0:9fca2b23d0ba 382 /*
marcozecchini 0:9fca2b23d0ba 383 * Key storage in KC
marcozecchini 0:9fca2b23d0ba 384 * Order: KL, KR, KA, KB
marcozecchini 0:9fca2b23d0ba 385 */
marcozecchini 0:9fca2b23d0ba 386 memset( KC, 0, sizeof(KC) );
marcozecchini 0:9fca2b23d0ba 387
marcozecchini 0:9fca2b23d0ba 388 /* Store KL, KR */
marcozecchini 0:9fca2b23d0ba 389 for( i = 0; i < 8; i++ )
marcozecchini 0:9fca2b23d0ba 390 GET_UINT32_BE( KC[i], t, i * 4 );
marcozecchini 0:9fca2b23d0ba 391
marcozecchini 0:9fca2b23d0ba 392 /* Generate KA */
marcozecchini 0:9fca2b23d0ba 393 for( i = 0; i < 4; ++i )
marcozecchini 0:9fca2b23d0ba 394 KC[8 + i] = KC[i] ^ KC[4 + i];
marcozecchini 0:9fca2b23d0ba 395
marcozecchini 0:9fca2b23d0ba 396 camellia_feistel( KC + 8, SIGMA[0], KC + 10 );
marcozecchini 0:9fca2b23d0ba 397 camellia_feistel( KC + 10, SIGMA[1], KC + 8 );
marcozecchini 0:9fca2b23d0ba 398
marcozecchini 0:9fca2b23d0ba 399 for( i = 0; i < 4; ++i )
marcozecchini 0:9fca2b23d0ba 400 KC[8 + i] ^= KC[i];
marcozecchini 0:9fca2b23d0ba 401
marcozecchini 0:9fca2b23d0ba 402 camellia_feistel( KC + 8, SIGMA[2], KC + 10 );
marcozecchini 0:9fca2b23d0ba 403 camellia_feistel( KC + 10, SIGMA[3], KC + 8 );
marcozecchini 0:9fca2b23d0ba 404
marcozecchini 0:9fca2b23d0ba 405 if( keybits > 128 ) {
marcozecchini 0:9fca2b23d0ba 406 /* Generate KB */
marcozecchini 0:9fca2b23d0ba 407 for( i = 0; i < 4; ++i )
marcozecchini 0:9fca2b23d0ba 408 KC[12 + i] = KC[4 + i] ^ KC[8 + i];
marcozecchini 0:9fca2b23d0ba 409
marcozecchini 0:9fca2b23d0ba 410 camellia_feistel( KC + 12, SIGMA[4], KC + 14 );
marcozecchini 0:9fca2b23d0ba 411 camellia_feistel( KC + 14, SIGMA[5], KC + 12 );
marcozecchini 0:9fca2b23d0ba 412 }
marcozecchini 0:9fca2b23d0ba 413
marcozecchini 0:9fca2b23d0ba 414 /*
marcozecchini 0:9fca2b23d0ba 415 * Generating subkeys
marcozecchini 0:9fca2b23d0ba 416 */
marcozecchini 0:9fca2b23d0ba 417
marcozecchini 0:9fca2b23d0ba 418 /* Manipulating KL */
marcozecchini 0:9fca2b23d0ba 419 SHIFT_AND_PLACE( idx, 0 );
marcozecchini 0:9fca2b23d0ba 420
marcozecchini 0:9fca2b23d0ba 421 /* Manipulating KR */
marcozecchini 0:9fca2b23d0ba 422 if( keybits > 128 ) {
marcozecchini 0:9fca2b23d0ba 423 SHIFT_AND_PLACE( idx, 1 );
marcozecchini 0:9fca2b23d0ba 424 }
marcozecchini 0:9fca2b23d0ba 425
marcozecchini 0:9fca2b23d0ba 426 /* Manipulating KA */
marcozecchini 0:9fca2b23d0ba 427 SHIFT_AND_PLACE( idx, 2 );
marcozecchini 0:9fca2b23d0ba 428
marcozecchini 0:9fca2b23d0ba 429 /* Manipulating KB */
marcozecchini 0:9fca2b23d0ba 430 if( keybits > 128 ) {
marcozecchini 0:9fca2b23d0ba 431 SHIFT_AND_PLACE( idx, 3 );
marcozecchini 0:9fca2b23d0ba 432 }
marcozecchini 0:9fca2b23d0ba 433
marcozecchini 0:9fca2b23d0ba 434 /* Do transpositions */
marcozecchini 0:9fca2b23d0ba 435 for( i = 0; i < 20; i++ ) {
marcozecchini 0:9fca2b23d0ba 436 if( transposes[idx][i] != -1 ) {
marcozecchini 0:9fca2b23d0ba 437 RK[32 + 12 * idx + i] = RK[transposes[idx][i]];
marcozecchini 0:9fca2b23d0ba 438 }
marcozecchini 0:9fca2b23d0ba 439 }
marcozecchini 0:9fca2b23d0ba 440
marcozecchini 0:9fca2b23d0ba 441 return( 0 );
marcozecchini 0:9fca2b23d0ba 442 }
marcozecchini 0:9fca2b23d0ba 443
marcozecchini 0:9fca2b23d0ba 444 /*
marcozecchini 0:9fca2b23d0ba 445 * Camellia key schedule (decryption)
marcozecchini 0:9fca2b23d0ba 446 */
marcozecchini 0:9fca2b23d0ba 447 int mbedtls_camellia_setkey_dec( mbedtls_camellia_context *ctx, const unsigned char *key,
marcozecchini 0:9fca2b23d0ba 448 unsigned int keybits )
marcozecchini 0:9fca2b23d0ba 449 {
marcozecchini 0:9fca2b23d0ba 450 int idx, ret;
marcozecchini 0:9fca2b23d0ba 451 size_t i;
marcozecchini 0:9fca2b23d0ba 452 mbedtls_camellia_context cty;
marcozecchini 0:9fca2b23d0ba 453 uint32_t *RK;
marcozecchini 0:9fca2b23d0ba 454 uint32_t *SK;
marcozecchini 0:9fca2b23d0ba 455
marcozecchini 0:9fca2b23d0ba 456 mbedtls_camellia_init( &cty );
marcozecchini 0:9fca2b23d0ba 457
marcozecchini 0:9fca2b23d0ba 458 /* Also checks keybits */
marcozecchini 0:9fca2b23d0ba 459 if( ( ret = mbedtls_camellia_setkey_enc( &cty, key, keybits ) ) != 0 )
marcozecchini 0:9fca2b23d0ba 460 goto exit;
marcozecchini 0:9fca2b23d0ba 461
marcozecchini 0:9fca2b23d0ba 462 ctx->nr = cty.nr;
marcozecchini 0:9fca2b23d0ba 463 idx = ( ctx->nr == 4 );
marcozecchini 0:9fca2b23d0ba 464
marcozecchini 0:9fca2b23d0ba 465 RK = ctx->rk;
marcozecchini 0:9fca2b23d0ba 466 SK = cty.rk + 24 * 2 + 8 * idx * 2;
marcozecchini 0:9fca2b23d0ba 467
marcozecchini 0:9fca2b23d0ba 468 *RK++ = *SK++;
marcozecchini 0:9fca2b23d0ba 469 *RK++ = *SK++;
marcozecchini 0:9fca2b23d0ba 470 *RK++ = *SK++;
marcozecchini 0:9fca2b23d0ba 471 *RK++ = *SK++;
marcozecchini 0:9fca2b23d0ba 472
marcozecchini 0:9fca2b23d0ba 473 for( i = 22 + 8 * idx, SK -= 6; i > 0; i--, SK -= 4 )
marcozecchini 0:9fca2b23d0ba 474 {
marcozecchini 0:9fca2b23d0ba 475 *RK++ = *SK++;
marcozecchini 0:9fca2b23d0ba 476 *RK++ = *SK++;
marcozecchini 0:9fca2b23d0ba 477 }
marcozecchini 0:9fca2b23d0ba 478
marcozecchini 0:9fca2b23d0ba 479 SK -= 2;
marcozecchini 0:9fca2b23d0ba 480
marcozecchini 0:9fca2b23d0ba 481 *RK++ = *SK++;
marcozecchini 0:9fca2b23d0ba 482 *RK++ = *SK++;
marcozecchini 0:9fca2b23d0ba 483 *RK++ = *SK++;
marcozecchini 0:9fca2b23d0ba 484 *RK++ = *SK++;
marcozecchini 0:9fca2b23d0ba 485
marcozecchini 0:9fca2b23d0ba 486 exit:
marcozecchini 0:9fca2b23d0ba 487 mbedtls_camellia_free( &cty );
marcozecchini 0:9fca2b23d0ba 488
marcozecchini 0:9fca2b23d0ba 489 return( ret );
marcozecchini 0:9fca2b23d0ba 490 }
marcozecchini 0:9fca2b23d0ba 491
marcozecchini 0:9fca2b23d0ba 492 /*
marcozecchini 0:9fca2b23d0ba 493 * Camellia-ECB block encryption/decryption
marcozecchini 0:9fca2b23d0ba 494 */
marcozecchini 0:9fca2b23d0ba 495 int mbedtls_camellia_crypt_ecb( mbedtls_camellia_context *ctx,
marcozecchini 0:9fca2b23d0ba 496 int mode,
marcozecchini 0:9fca2b23d0ba 497 const unsigned char input[16],
marcozecchini 0:9fca2b23d0ba 498 unsigned char output[16] )
marcozecchini 0:9fca2b23d0ba 499 {
marcozecchini 0:9fca2b23d0ba 500 int NR;
marcozecchini 0:9fca2b23d0ba 501 uint32_t *RK, X[4];
marcozecchini 0:9fca2b23d0ba 502
marcozecchini 0:9fca2b23d0ba 503 ( (void) mode );
marcozecchini 0:9fca2b23d0ba 504
marcozecchini 0:9fca2b23d0ba 505 NR = ctx->nr;
marcozecchini 0:9fca2b23d0ba 506 RK = ctx->rk;
marcozecchini 0:9fca2b23d0ba 507
marcozecchini 0:9fca2b23d0ba 508 GET_UINT32_BE( X[0], input, 0 );
marcozecchini 0:9fca2b23d0ba 509 GET_UINT32_BE( X[1], input, 4 );
marcozecchini 0:9fca2b23d0ba 510 GET_UINT32_BE( X[2], input, 8 );
marcozecchini 0:9fca2b23d0ba 511 GET_UINT32_BE( X[3], input, 12 );
marcozecchini 0:9fca2b23d0ba 512
marcozecchini 0:9fca2b23d0ba 513 X[0] ^= *RK++;
marcozecchini 0:9fca2b23d0ba 514 X[1] ^= *RK++;
marcozecchini 0:9fca2b23d0ba 515 X[2] ^= *RK++;
marcozecchini 0:9fca2b23d0ba 516 X[3] ^= *RK++;
marcozecchini 0:9fca2b23d0ba 517
marcozecchini 0:9fca2b23d0ba 518 while( NR ) {
marcozecchini 0:9fca2b23d0ba 519 --NR;
marcozecchini 0:9fca2b23d0ba 520 camellia_feistel( X, RK, X + 2 );
marcozecchini 0:9fca2b23d0ba 521 RK += 2;
marcozecchini 0:9fca2b23d0ba 522 camellia_feistel( X + 2, RK, X );
marcozecchini 0:9fca2b23d0ba 523 RK += 2;
marcozecchini 0:9fca2b23d0ba 524 camellia_feistel( X, RK, X + 2 );
marcozecchini 0:9fca2b23d0ba 525 RK += 2;
marcozecchini 0:9fca2b23d0ba 526 camellia_feistel( X + 2, RK, X );
marcozecchini 0:9fca2b23d0ba 527 RK += 2;
marcozecchini 0:9fca2b23d0ba 528 camellia_feistel( X, RK, X + 2 );
marcozecchini 0:9fca2b23d0ba 529 RK += 2;
marcozecchini 0:9fca2b23d0ba 530 camellia_feistel( X + 2, RK, X );
marcozecchini 0:9fca2b23d0ba 531 RK += 2;
marcozecchini 0:9fca2b23d0ba 532
marcozecchini 0:9fca2b23d0ba 533 if( NR ) {
marcozecchini 0:9fca2b23d0ba 534 FL(X[0], X[1], RK[0], RK[1]);
marcozecchini 0:9fca2b23d0ba 535 RK += 2;
marcozecchini 0:9fca2b23d0ba 536 FLInv(X[2], X[3], RK[0], RK[1]);
marcozecchini 0:9fca2b23d0ba 537 RK += 2;
marcozecchini 0:9fca2b23d0ba 538 }
marcozecchini 0:9fca2b23d0ba 539 }
marcozecchini 0:9fca2b23d0ba 540
marcozecchini 0:9fca2b23d0ba 541 X[2] ^= *RK++;
marcozecchini 0:9fca2b23d0ba 542 X[3] ^= *RK++;
marcozecchini 0:9fca2b23d0ba 543 X[0] ^= *RK++;
marcozecchini 0:9fca2b23d0ba 544 X[1] ^= *RK++;
marcozecchini 0:9fca2b23d0ba 545
marcozecchini 0:9fca2b23d0ba 546 PUT_UINT32_BE( X[2], output, 0 );
marcozecchini 0:9fca2b23d0ba 547 PUT_UINT32_BE( X[3], output, 4 );
marcozecchini 0:9fca2b23d0ba 548 PUT_UINT32_BE( X[0], output, 8 );
marcozecchini 0:9fca2b23d0ba 549 PUT_UINT32_BE( X[1], output, 12 );
marcozecchini 0:9fca2b23d0ba 550
marcozecchini 0:9fca2b23d0ba 551 return( 0 );
marcozecchini 0:9fca2b23d0ba 552 }
marcozecchini 0:9fca2b23d0ba 553
marcozecchini 0:9fca2b23d0ba 554 #if defined(MBEDTLS_CIPHER_MODE_CBC)
marcozecchini 0:9fca2b23d0ba 555 /*
marcozecchini 0:9fca2b23d0ba 556 * Camellia-CBC buffer encryption/decryption
marcozecchini 0:9fca2b23d0ba 557 */
marcozecchini 0:9fca2b23d0ba 558 int mbedtls_camellia_crypt_cbc( mbedtls_camellia_context *ctx,
marcozecchini 0:9fca2b23d0ba 559 int mode,
marcozecchini 0:9fca2b23d0ba 560 size_t length,
marcozecchini 0:9fca2b23d0ba 561 unsigned char iv[16],
marcozecchini 0:9fca2b23d0ba 562 const unsigned char *input,
marcozecchini 0:9fca2b23d0ba 563 unsigned char *output )
marcozecchini 0:9fca2b23d0ba 564 {
marcozecchini 0:9fca2b23d0ba 565 int i;
marcozecchini 0:9fca2b23d0ba 566 unsigned char temp[16];
marcozecchini 0:9fca2b23d0ba 567
marcozecchini 0:9fca2b23d0ba 568 if( length % 16 )
marcozecchini 0:9fca2b23d0ba 569 return( MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH );
marcozecchini 0:9fca2b23d0ba 570
marcozecchini 0:9fca2b23d0ba 571 if( mode == MBEDTLS_CAMELLIA_DECRYPT )
marcozecchini 0:9fca2b23d0ba 572 {
marcozecchini 0:9fca2b23d0ba 573 while( length > 0 )
marcozecchini 0:9fca2b23d0ba 574 {
marcozecchini 0:9fca2b23d0ba 575 memcpy( temp, input, 16 );
marcozecchini 0:9fca2b23d0ba 576 mbedtls_camellia_crypt_ecb( ctx, mode, input, output );
marcozecchini 0:9fca2b23d0ba 577
marcozecchini 0:9fca2b23d0ba 578 for( i = 0; i < 16; i++ )
marcozecchini 0:9fca2b23d0ba 579 output[i] = (unsigned char)( output[i] ^ iv[i] );
marcozecchini 0:9fca2b23d0ba 580
marcozecchini 0:9fca2b23d0ba 581 memcpy( iv, temp, 16 );
marcozecchini 0:9fca2b23d0ba 582
marcozecchini 0:9fca2b23d0ba 583 input += 16;
marcozecchini 0:9fca2b23d0ba 584 output += 16;
marcozecchini 0:9fca2b23d0ba 585 length -= 16;
marcozecchini 0:9fca2b23d0ba 586 }
marcozecchini 0:9fca2b23d0ba 587 }
marcozecchini 0:9fca2b23d0ba 588 else
marcozecchini 0:9fca2b23d0ba 589 {
marcozecchini 0:9fca2b23d0ba 590 while( length > 0 )
marcozecchini 0:9fca2b23d0ba 591 {
marcozecchini 0:9fca2b23d0ba 592 for( i = 0; i < 16; i++ )
marcozecchini 0:9fca2b23d0ba 593 output[i] = (unsigned char)( input[i] ^ iv[i] );
marcozecchini 0:9fca2b23d0ba 594
marcozecchini 0:9fca2b23d0ba 595 mbedtls_camellia_crypt_ecb( ctx, mode, output, output );
marcozecchini 0:9fca2b23d0ba 596 memcpy( iv, output, 16 );
marcozecchini 0:9fca2b23d0ba 597
marcozecchini 0:9fca2b23d0ba 598 input += 16;
marcozecchini 0:9fca2b23d0ba 599 output += 16;
marcozecchini 0:9fca2b23d0ba 600 length -= 16;
marcozecchini 0:9fca2b23d0ba 601 }
marcozecchini 0:9fca2b23d0ba 602 }
marcozecchini 0:9fca2b23d0ba 603
marcozecchini 0:9fca2b23d0ba 604 return( 0 );
marcozecchini 0:9fca2b23d0ba 605 }
marcozecchini 0:9fca2b23d0ba 606 #endif /* MBEDTLS_CIPHER_MODE_CBC */
marcozecchini 0:9fca2b23d0ba 607
marcozecchini 0:9fca2b23d0ba 608 #if defined(MBEDTLS_CIPHER_MODE_CFB)
marcozecchini 0:9fca2b23d0ba 609 /*
marcozecchini 0:9fca2b23d0ba 610 * Camellia-CFB128 buffer encryption/decryption
marcozecchini 0:9fca2b23d0ba 611 */
marcozecchini 0:9fca2b23d0ba 612 int mbedtls_camellia_crypt_cfb128( mbedtls_camellia_context *ctx,
marcozecchini 0:9fca2b23d0ba 613 int mode,
marcozecchini 0:9fca2b23d0ba 614 size_t length,
marcozecchini 0:9fca2b23d0ba 615 size_t *iv_off,
marcozecchini 0:9fca2b23d0ba 616 unsigned char iv[16],
marcozecchini 0:9fca2b23d0ba 617 const unsigned char *input,
marcozecchini 0:9fca2b23d0ba 618 unsigned char *output )
marcozecchini 0:9fca2b23d0ba 619 {
marcozecchini 0:9fca2b23d0ba 620 int c;
marcozecchini 0:9fca2b23d0ba 621 size_t n = *iv_off;
marcozecchini 0:9fca2b23d0ba 622
marcozecchini 0:9fca2b23d0ba 623 if( mode == MBEDTLS_CAMELLIA_DECRYPT )
marcozecchini 0:9fca2b23d0ba 624 {
marcozecchini 0:9fca2b23d0ba 625 while( length-- )
marcozecchini 0:9fca2b23d0ba 626 {
marcozecchini 0:9fca2b23d0ba 627 if( n == 0 )
marcozecchini 0:9fca2b23d0ba 628 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv );
marcozecchini 0:9fca2b23d0ba 629
marcozecchini 0:9fca2b23d0ba 630 c = *input++;
marcozecchini 0:9fca2b23d0ba 631 *output++ = (unsigned char)( c ^ iv[n] );
marcozecchini 0:9fca2b23d0ba 632 iv[n] = (unsigned char) c;
marcozecchini 0:9fca2b23d0ba 633
marcozecchini 0:9fca2b23d0ba 634 n = ( n + 1 ) & 0x0F;
marcozecchini 0:9fca2b23d0ba 635 }
marcozecchini 0:9fca2b23d0ba 636 }
marcozecchini 0:9fca2b23d0ba 637 else
marcozecchini 0:9fca2b23d0ba 638 {
marcozecchini 0:9fca2b23d0ba 639 while( length-- )
marcozecchini 0:9fca2b23d0ba 640 {
marcozecchini 0:9fca2b23d0ba 641 if( n == 0 )
marcozecchini 0:9fca2b23d0ba 642 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv );
marcozecchini 0:9fca2b23d0ba 643
marcozecchini 0:9fca2b23d0ba 644 iv[n] = *output++ = (unsigned char)( iv[n] ^ *input++ );
marcozecchini 0:9fca2b23d0ba 645
marcozecchini 0:9fca2b23d0ba 646 n = ( n + 1 ) & 0x0F;
marcozecchini 0:9fca2b23d0ba 647 }
marcozecchini 0:9fca2b23d0ba 648 }
marcozecchini 0:9fca2b23d0ba 649
marcozecchini 0:9fca2b23d0ba 650 *iv_off = n;
marcozecchini 0:9fca2b23d0ba 651
marcozecchini 0:9fca2b23d0ba 652 return( 0 );
marcozecchini 0:9fca2b23d0ba 653 }
marcozecchini 0:9fca2b23d0ba 654 #endif /* MBEDTLS_CIPHER_MODE_CFB */
marcozecchini 0:9fca2b23d0ba 655
marcozecchini 0:9fca2b23d0ba 656 #if defined(MBEDTLS_CIPHER_MODE_CTR)
marcozecchini 0:9fca2b23d0ba 657 /*
marcozecchini 0:9fca2b23d0ba 658 * Camellia-CTR buffer encryption/decryption
marcozecchini 0:9fca2b23d0ba 659 */
marcozecchini 0:9fca2b23d0ba 660 int mbedtls_camellia_crypt_ctr( mbedtls_camellia_context *ctx,
marcozecchini 0:9fca2b23d0ba 661 size_t length,
marcozecchini 0:9fca2b23d0ba 662 size_t *nc_off,
marcozecchini 0:9fca2b23d0ba 663 unsigned char nonce_counter[16],
marcozecchini 0:9fca2b23d0ba 664 unsigned char stream_block[16],
marcozecchini 0:9fca2b23d0ba 665 const unsigned char *input,
marcozecchini 0:9fca2b23d0ba 666 unsigned char *output )
marcozecchini 0:9fca2b23d0ba 667 {
marcozecchini 0:9fca2b23d0ba 668 int c, i;
marcozecchini 0:9fca2b23d0ba 669 size_t n = *nc_off;
marcozecchini 0:9fca2b23d0ba 670
marcozecchini 0:9fca2b23d0ba 671 while( length-- )
marcozecchini 0:9fca2b23d0ba 672 {
marcozecchini 0:9fca2b23d0ba 673 if( n == 0 ) {
marcozecchini 0:9fca2b23d0ba 674 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, nonce_counter,
marcozecchini 0:9fca2b23d0ba 675 stream_block );
marcozecchini 0:9fca2b23d0ba 676
marcozecchini 0:9fca2b23d0ba 677 for( i = 16; i > 0; i-- )
marcozecchini 0:9fca2b23d0ba 678 if( ++nonce_counter[i - 1] != 0 )
marcozecchini 0:9fca2b23d0ba 679 break;
marcozecchini 0:9fca2b23d0ba 680 }
marcozecchini 0:9fca2b23d0ba 681 c = *input++;
marcozecchini 0:9fca2b23d0ba 682 *output++ = (unsigned char)( c ^ stream_block[n] );
marcozecchini 0:9fca2b23d0ba 683
marcozecchini 0:9fca2b23d0ba 684 n = ( n + 1 ) & 0x0F;
marcozecchini 0:9fca2b23d0ba 685 }
marcozecchini 0:9fca2b23d0ba 686
marcozecchini 0:9fca2b23d0ba 687 *nc_off = n;
marcozecchini 0:9fca2b23d0ba 688
marcozecchini 0:9fca2b23d0ba 689 return( 0 );
marcozecchini 0:9fca2b23d0ba 690 }
marcozecchini 0:9fca2b23d0ba 691 #endif /* MBEDTLS_CIPHER_MODE_CTR */
marcozecchini 0:9fca2b23d0ba 692 #endif /* !MBEDTLS_CAMELLIA_ALT */
marcozecchini 0:9fca2b23d0ba 693
marcozecchini 0:9fca2b23d0ba 694 #if defined(MBEDTLS_SELF_TEST)
marcozecchini 0:9fca2b23d0ba 695
marcozecchini 0:9fca2b23d0ba 696 /*
marcozecchini 0:9fca2b23d0ba 697 * Camellia test vectors from:
marcozecchini 0:9fca2b23d0ba 698 *
marcozecchini 0:9fca2b23d0ba 699 * http://info.isl.ntt.co.jp/crypt/eng/camellia/technology.html:
marcozecchini 0:9fca2b23d0ba 700 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/intermediate.txt
marcozecchini 0:9fca2b23d0ba 701 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/t_camellia.txt
marcozecchini 0:9fca2b23d0ba 702 * (For each bitlength: Key 0, Nr 39)
marcozecchini 0:9fca2b23d0ba 703 */
marcozecchini 0:9fca2b23d0ba 704 #define CAMELLIA_TESTS_ECB 2
marcozecchini 0:9fca2b23d0ba 705
marcozecchini 0:9fca2b23d0ba 706 static const unsigned char camellia_test_ecb_key[3][CAMELLIA_TESTS_ECB][32] =
marcozecchini 0:9fca2b23d0ba 707 {
marcozecchini 0:9fca2b23d0ba 708 {
marcozecchini 0:9fca2b23d0ba 709 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
marcozecchini 0:9fca2b23d0ba 710 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 },
marcozecchini 0:9fca2b23d0ba 711 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
marcozecchini 0:9fca2b23d0ba 712 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
marcozecchini 0:9fca2b23d0ba 713 },
marcozecchini 0:9fca2b23d0ba 714 {
marcozecchini 0:9fca2b23d0ba 715 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
marcozecchini 0:9fca2b23d0ba 716 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
marcozecchini 0:9fca2b23d0ba 717 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 },
marcozecchini 0:9fca2b23d0ba 718 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
marcozecchini 0:9fca2b23d0ba 719 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
marcozecchini 0:9fca2b23d0ba 720 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
marcozecchini 0:9fca2b23d0ba 721 },
marcozecchini 0:9fca2b23d0ba 722 {
marcozecchini 0:9fca2b23d0ba 723 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
marcozecchini 0:9fca2b23d0ba 724 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
marcozecchini 0:9fca2b23d0ba 725 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
marcozecchini 0:9fca2b23d0ba 726 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff },
marcozecchini 0:9fca2b23d0ba 727 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
marcozecchini 0:9fca2b23d0ba 728 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
marcozecchini 0:9fca2b23d0ba 729 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
marcozecchini 0:9fca2b23d0ba 730 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
marcozecchini 0:9fca2b23d0ba 731 },
marcozecchini 0:9fca2b23d0ba 732 };
marcozecchini 0:9fca2b23d0ba 733
marcozecchini 0:9fca2b23d0ba 734 static const unsigned char camellia_test_ecb_plain[CAMELLIA_TESTS_ECB][16] =
marcozecchini 0:9fca2b23d0ba 735 {
marcozecchini 0:9fca2b23d0ba 736 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
marcozecchini 0:9fca2b23d0ba 737 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 },
marcozecchini 0:9fca2b23d0ba 738 { 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
marcozecchini 0:9fca2b23d0ba 739 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
marcozecchini 0:9fca2b23d0ba 740 };
marcozecchini 0:9fca2b23d0ba 741
marcozecchini 0:9fca2b23d0ba 742 static const unsigned char camellia_test_ecb_cipher[3][CAMELLIA_TESTS_ECB][16] =
marcozecchini 0:9fca2b23d0ba 743 {
marcozecchini 0:9fca2b23d0ba 744 {
marcozecchini 0:9fca2b23d0ba 745 { 0x67, 0x67, 0x31, 0x38, 0x54, 0x96, 0x69, 0x73,
marcozecchini 0:9fca2b23d0ba 746 0x08, 0x57, 0x06, 0x56, 0x48, 0xea, 0xbe, 0x43 },
marcozecchini 0:9fca2b23d0ba 747 { 0x38, 0x3C, 0x6C, 0x2A, 0xAB, 0xEF, 0x7F, 0xDE,
marcozecchini 0:9fca2b23d0ba 748 0x25, 0xCD, 0x47, 0x0B, 0xF7, 0x74, 0xA3, 0x31 }
marcozecchini 0:9fca2b23d0ba 749 },
marcozecchini 0:9fca2b23d0ba 750 {
marcozecchini 0:9fca2b23d0ba 751 { 0xb4, 0x99, 0x34, 0x01, 0xb3, 0xe9, 0x96, 0xf8,
marcozecchini 0:9fca2b23d0ba 752 0x4e, 0xe5, 0xce, 0xe7, 0xd7, 0x9b, 0x09, 0xb9 },
marcozecchini 0:9fca2b23d0ba 753 { 0xD1, 0x76, 0x3F, 0xC0, 0x19, 0xD7, 0x7C, 0xC9,
marcozecchini 0:9fca2b23d0ba 754 0x30, 0xBF, 0xF2, 0xA5, 0x6F, 0x7C, 0x93, 0x64 }
marcozecchini 0:9fca2b23d0ba 755 },
marcozecchini 0:9fca2b23d0ba 756 {
marcozecchini 0:9fca2b23d0ba 757 { 0x9a, 0xcc, 0x23, 0x7d, 0xff, 0x16, 0xd7, 0x6c,
marcozecchini 0:9fca2b23d0ba 758 0x20, 0xef, 0x7c, 0x91, 0x9e, 0x3a, 0x75, 0x09 },
marcozecchini 0:9fca2b23d0ba 759 { 0x05, 0x03, 0xFB, 0x10, 0xAB, 0x24, 0x1E, 0x7C,
marcozecchini 0:9fca2b23d0ba 760 0xF4, 0x5D, 0x8C, 0xDE, 0xEE, 0x47, 0x43, 0x35 }
marcozecchini 0:9fca2b23d0ba 761 }
marcozecchini 0:9fca2b23d0ba 762 };
marcozecchini 0:9fca2b23d0ba 763
marcozecchini 0:9fca2b23d0ba 764 #if defined(MBEDTLS_CIPHER_MODE_CBC)
marcozecchini 0:9fca2b23d0ba 765 #define CAMELLIA_TESTS_CBC 3
marcozecchini 0:9fca2b23d0ba 766
marcozecchini 0:9fca2b23d0ba 767 static const unsigned char camellia_test_cbc_key[3][32] =
marcozecchini 0:9fca2b23d0ba 768 {
marcozecchini 0:9fca2b23d0ba 769 { 0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6,
marcozecchini 0:9fca2b23d0ba 770 0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C }
marcozecchini 0:9fca2b23d0ba 771 ,
marcozecchini 0:9fca2b23d0ba 772 { 0x8E, 0x73, 0xB0, 0xF7, 0xDA, 0x0E, 0x64, 0x52,
marcozecchini 0:9fca2b23d0ba 773 0xC8, 0x10, 0xF3, 0x2B, 0x80, 0x90, 0x79, 0xE5,
marcozecchini 0:9fca2b23d0ba 774 0x62, 0xF8, 0xEA, 0xD2, 0x52, 0x2C, 0x6B, 0x7B }
marcozecchini 0:9fca2b23d0ba 775 ,
marcozecchini 0:9fca2b23d0ba 776 { 0x60, 0x3D, 0xEB, 0x10, 0x15, 0xCA, 0x71, 0xBE,
marcozecchini 0:9fca2b23d0ba 777 0x2B, 0x73, 0xAE, 0xF0, 0x85, 0x7D, 0x77, 0x81,
marcozecchini 0:9fca2b23d0ba 778 0x1F, 0x35, 0x2C, 0x07, 0x3B, 0x61, 0x08, 0xD7,
marcozecchini 0:9fca2b23d0ba 779 0x2D, 0x98, 0x10, 0xA3, 0x09, 0x14, 0xDF, 0xF4 }
marcozecchini 0:9fca2b23d0ba 780 };
marcozecchini 0:9fca2b23d0ba 781
marcozecchini 0:9fca2b23d0ba 782 static const unsigned char camellia_test_cbc_iv[16] =
marcozecchini 0:9fca2b23d0ba 783
marcozecchini 0:9fca2b23d0ba 784 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
marcozecchini 0:9fca2b23d0ba 785 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F }
marcozecchini 0:9fca2b23d0ba 786 ;
marcozecchini 0:9fca2b23d0ba 787
marcozecchini 0:9fca2b23d0ba 788 static const unsigned char camellia_test_cbc_plain[CAMELLIA_TESTS_CBC][16] =
marcozecchini 0:9fca2b23d0ba 789 {
marcozecchini 0:9fca2b23d0ba 790 { 0x6B, 0xC1, 0xBE, 0xE2, 0x2E, 0x40, 0x9F, 0x96,
marcozecchini 0:9fca2b23d0ba 791 0xE9, 0x3D, 0x7E, 0x11, 0x73, 0x93, 0x17, 0x2A },
marcozecchini 0:9fca2b23d0ba 792 { 0xAE, 0x2D, 0x8A, 0x57, 0x1E, 0x03, 0xAC, 0x9C,
marcozecchini 0:9fca2b23d0ba 793 0x9E, 0xB7, 0x6F, 0xAC, 0x45, 0xAF, 0x8E, 0x51 },
marcozecchini 0:9fca2b23d0ba 794 { 0x30, 0xC8, 0x1C, 0x46, 0xA3, 0x5C, 0xE4, 0x11,
marcozecchini 0:9fca2b23d0ba 795 0xE5, 0xFB, 0xC1, 0x19, 0x1A, 0x0A, 0x52, 0xEF }
marcozecchini 0:9fca2b23d0ba 796
marcozecchini 0:9fca2b23d0ba 797 };
marcozecchini 0:9fca2b23d0ba 798
marcozecchini 0:9fca2b23d0ba 799 static const unsigned char camellia_test_cbc_cipher[3][CAMELLIA_TESTS_CBC][16] =
marcozecchini 0:9fca2b23d0ba 800 {
marcozecchini 0:9fca2b23d0ba 801 {
marcozecchini 0:9fca2b23d0ba 802 { 0x16, 0x07, 0xCF, 0x49, 0x4B, 0x36, 0xBB, 0xF0,
marcozecchini 0:9fca2b23d0ba 803 0x0D, 0xAE, 0xB0, 0xB5, 0x03, 0xC8, 0x31, 0xAB },
marcozecchini 0:9fca2b23d0ba 804 { 0xA2, 0xF2, 0xCF, 0x67, 0x16, 0x29, 0xEF, 0x78,
marcozecchini 0:9fca2b23d0ba 805 0x40, 0xC5, 0xA5, 0xDF, 0xB5, 0x07, 0x48, 0x87 },
marcozecchini 0:9fca2b23d0ba 806 { 0x0F, 0x06, 0x16, 0x50, 0x08, 0xCF, 0x8B, 0x8B,
marcozecchini 0:9fca2b23d0ba 807 0x5A, 0x63, 0x58, 0x63, 0x62, 0x54, 0x3E, 0x54 }
marcozecchini 0:9fca2b23d0ba 808 },
marcozecchini 0:9fca2b23d0ba 809 {
marcozecchini 0:9fca2b23d0ba 810 { 0x2A, 0x48, 0x30, 0xAB, 0x5A, 0xC4, 0xA1, 0xA2,
marcozecchini 0:9fca2b23d0ba 811 0x40, 0x59, 0x55, 0xFD, 0x21, 0x95, 0xCF, 0x93 },
marcozecchini 0:9fca2b23d0ba 812 { 0x5D, 0x5A, 0x86, 0x9B, 0xD1, 0x4C, 0xE5, 0x42,
marcozecchini 0:9fca2b23d0ba 813 0x64, 0xF8, 0x92, 0xA6, 0xDD, 0x2E, 0xC3, 0xD5 },
marcozecchini 0:9fca2b23d0ba 814 { 0x37, 0xD3, 0x59, 0xC3, 0x34, 0x98, 0x36, 0xD8,
marcozecchini 0:9fca2b23d0ba 815 0x84, 0xE3, 0x10, 0xAD, 0xDF, 0x68, 0xC4, 0x49 }
marcozecchini 0:9fca2b23d0ba 816 },
marcozecchini 0:9fca2b23d0ba 817 {
marcozecchini 0:9fca2b23d0ba 818 { 0xE6, 0xCF, 0xA3, 0x5F, 0xC0, 0x2B, 0x13, 0x4A,
marcozecchini 0:9fca2b23d0ba 819 0x4D, 0x2C, 0x0B, 0x67, 0x37, 0xAC, 0x3E, 0xDA },
marcozecchini 0:9fca2b23d0ba 820 { 0x36, 0xCB, 0xEB, 0x73, 0xBD, 0x50, 0x4B, 0x40,
marcozecchini 0:9fca2b23d0ba 821 0x70, 0xB1, 0xB7, 0xDE, 0x2B, 0x21, 0xEB, 0x50 },
marcozecchini 0:9fca2b23d0ba 822 { 0xE3, 0x1A, 0x60, 0x55, 0x29, 0x7D, 0x96, 0xCA,
marcozecchini 0:9fca2b23d0ba 823 0x33, 0x30, 0xCD, 0xF1, 0xB1, 0x86, 0x0A, 0x83 }
marcozecchini 0:9fca2b23d0ba 824 }
marcozecchini 0:9fca2b23d0ba 825 };
marcozecchini 0:9fca2b23d0ba 826 #endif /* MBEDTLS_CIPHER_MODE_CBC */
marcozecchini 0:9fca2b23d0ba 827
marcozecchini 0:9fca2b23d0ba 828 #if defined(MBEDTLS_CIPHER_MODE_CTR)
marcozecchini 0:9fca2b23d0ba 829 /*
marcozecchini 0:9fca2b23d0ba 830 * Camellia-CTR test vectors from:
marcozecchini 0:9fca2b23d0ba 831 *
marcozecchini 0:9fca2b23d0ba 832 * http://www.faqs.org/rfcs/rfc5528.html
marcozecchini 0:9fca2b23d0ba 833 */
marcozecchini 0:9fca2b23d0ba 834
marcozecchini 0:9fca2b23d0ba 835 static const unsigned char camellia_test_ctr_key[3][16] =
marcozecchini 0:9fca2b23d0ba 836 {
marcozecchini 0:9fca2b23d0ba 837 { 0xAE, 0x68, 0x52, 0xF8, 0x12, 0x10, 0x67, 0xCC,
marcozecchini 0:9fca2b23d0ba 838 0x4B, 0xF7, 0xA5, 0x76, 0x55, 0x77, 0xF3, 0x9E },
marcozecchini 0:9fca2b23d0ba 839 { 0x7E, 0x24, 0x06, 0x78, 0x17, 0xFA, 0xE0, 0xD7,
marcozecchini 0:9fca2b23d0ba 840 0x43, 0xD6, 0xCE, 0x1F, 0x32, 0x53, 0x91, 0x63 },
marcozecchini 0:9fca2b23d0ba 841 { 0x76, 0x91, 0xBE, 0x03, 0x5E, 0x50, 0x20, 0xA8,
marcozecchini 0:9fca2b23d0ba 842 0xAC, 0x6E, 0x61, 0x85, 0x29, 0xF9, 0xA0, 0xDC }
marcozecchini 0:9fca2b23d0ba 843 };
marcozecchini 0:9fca2b23d0ba 844
marcozecchini 0:9fca2b23d0ba 845 static const unsigned char camellia_test_ctr_nonce_counter[3][16] =
marcozecchini 0:9fca2b23d0ba 846 {
marcozecchini 0:9fca2b23d0ba 847 { 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00,
marcozecchini 0:9fca2b23d0ba 848 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
marcozecchini 0:9fca2b23d0ba 849 { 0x00, 0x6C, 0xB6, 0xDB, 0xC0, 0x54, 0x3B, 0x59,
marcozecchini 0:9fca2b23d0ba 850 0xDA, 0x48, 0xD9, 0x0B, 0x00, 0x00, 0x00, 0x01 },
marcozecchini 0:9fca2b23d0ba 851 { 0x00, 0xE0, 0x01, 0x7B, 0x27, 0x77, 0x7F, 0x3F,
marcozecchini 0:9fca2b23d0ba 852 0x4A, 0x17, 0x86, 0xF0, 0x00, 0x00, 0x00, 0x01 }
marcozecchini 0:9fca2b23d0ba 853 };
marcozecchini 0:9fca2b23d0ba 854
marcozecchini 0:9fca2b23d0ba 855 static const unsigned char camellia_test_ctr_pt[3][48] =
marcozecchini 0:9fca2b23d0ba 856 {
marcozecchini 0:9fca2b23d0ba 857 { 0x53, 0x69, 0x6E, 0x67, 0x6C, 0x65, 0x20, 0x62,
marcozecchini 0:9fca2b23d0ba 858 0x6C, 0x6F, 0x63, 0x6B, 0x20, 0x6D, 0x73, 0x67 },
marcozecchini 0:9fca2b23d0ba 859
marcozecchini 0:9fca2b23d0ba 860 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
marcozecchini 0:9fca2b23d0ba 861 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
marcozecchini 0:9fca2b23d0ba 862 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
marcozecchini 0:9fca2b23d0ba 863 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F },
marcozecchini 0:9fca2b23d0ba 864
marcozecchini 0:9fca2b23d0ba 865 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
marcozecchini 0:9fca2b23d0ba 866 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
marcozecchini 0:9fca2b23d0ba 867 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
marcozecchini 0:9fca2b23d0ba 868 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
marcozecchini 0:9fca2b23d0ba 869 0x20, 0x21, 0x22, 0x23 }
marcozecchini 0:9fca2b23d0ba 870 };
marcozecchini 0:9fca2b23d0ba 871
marcozecchini 0:9fca2b23d0ba 872 static const unsigned char camellia_test_ctr_ct[3][48] =
marcozecchini 0:9fca2b23d0ba 873 {
marcozecchini 0:9fca2b23d0ba 874 { 0xD0, 0x9D, 0xC2, 0x9A, 0x82, 0x14, 0x61, 0x9A,
marcozecchini 0:9fca2b23d0ba 875 0x20, 0x87, 0x7C, 0x76, 0xDB, 0x1F, 0x0B, 0x3F },
marcozecchini 0:9fca2b23d0ba 876 { 0xDB, 0xF3, 0xC7, 0x8D, 0xC0, 0x83, 0x96, 0xD4,
marcozecchini 0:9fca2b23d0ba 877 0xDA, 0x7C, 0x90, 0x77, 0x65, 0xBB, 0xCB, 0x44,
marcozecchini 0:9fca2b23d0ba 878 0x2B, 0x8E, 0x8E, 0x0F, 0x31, 0xF0, 0xDC, 0xA7,
marcozecchini 0:9fca2b23d0ba 879 0x2C, 0x74, 0x17, 0xE3, 0x53, 0x60, 0xE0, 0x48 },
marcozecchini 0:9fca2b23d0ba 880 { 0xB1, 0x9D, 0x1F, 0xCD, 0xCB, 0x75, 0xEB, 0x88,
marcozecchini 0:9fca2b23d0ba 881 0x2F, 0x84, 0x9C, 0xE2, 0x4D, 0x85, 0xCF, 0x73,
marcozecchini 0:9fca2b23d0ba 882 0x9C, 0xE6, 0x4B, 0x2B, 0x5C, 0x9D, 0x73, 0xF1,
marcozecchini 0:9fca2b23d0ba 883 0x4F, 0x2D, 0x5D, 0x9D, 0xCE, 0x98, 0x89, 0xCD,
marcozecchini 0:9fca2b23d0ba 884 0xDF, 0x50, 0x86, 0x96 }
marcozecchini 0:9fca2b23d0ba 885 };
marcozecchini 0:9fca2b23d0ba 886
marcozecchini 0:9fca2b23d0ba 887 static const int camellia_test_ctr_len[3] =
marcozecchini 0:9fca2b23d0ba 888 { 16, 32, 36 };
marcozecchini 0:9fca2b23d0ba 889 #endif /* MBEDTLS_CIPHER_MODE_CTR */
marcozecchini 0:9fca2b23d0ba 890
marcozecchini 0:9fca2b23d0ba 891 /*
marcozecchini 0:9fca2b23d0ba 892 * Checkup routine
marcozecchini 0:9fca2b23d0ba 893 */
marcozecchini 0:9fca2b23d0ba 894 int mbedtls_camellia_self_test( int verbose )
marcozecchini 0:9fca2b23d0ba 895 {
marcozecchini 0:9fca2b23d0ba 896 int i, j, u, v;
marcozecchini 0:9fca2b23d0ba 897 unsigned char key[32];
marcozecchini 0:9fca2b23d0ba 898 unsigned char buf[64];
marcozecchini 0:9fca2b23d0ba 899 unsigned char src[16];
marcozecchini 0:9fca2b23d0ba 900 unsigned char dst[16];
marcozecchini 0:9fca2b23d0ba 901 #if defined(MBEDTLS_CIPHER_MODE_CBC)
marcozecchini 0:9fca2b23d0ba 902 unsigned char iv[16];
marcozecchini 0:9fca2b23d0ba 903 #endif
marcozecchini 0:9fca2b23d0ba 904 #if defined(MBEDTLS_CIPHER_MODE_CTR)
marcozecchini 0:9fca2b23d0ba 905 size_t offset, len;
marcozecchini 0:9fca2b23d0ba 906 unsigned char nonce_counter[16];
marcozecchini 0:9fca2b23d0ba 907 unsigned char stream_block[16];
marcozecchini 0:9fca2b23d0ba 908 #endif
marcozecchini 0:9fca2b23d0ba 909
marcozecchini 0:9fca2b23d0ba 910 mbedtls_camellia_context ctx;
marcozecchini 0:9fca2b23d0ba 911
marcozecchini 0:9fca2b23d0ba 912 memset( key, 0, 32 );
marcozecchini 0:9fca2b23d0ba 913
marcozecchini 0:9fca2b23d0ba 914 for( j = 0; j < 6; j++ ) {
marcozecchini 0:9fca2b23d0ba 915 u = j >> 1;
marcozecchini 0:9fca2b23d0ba 916 v = j & 1;
marcozecchini 0:9fca2b23d0ba 917
marcozecchini 0:9fca2b23d0ba 918 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 919 mbedtls_printf( " CAMELLIA-ECB-%3d (%s): ", 128 + u * 64,
marcozecchini 0:9fca2b23d0ba 920 (v == MBEDTLS_CAMELLIA_DECRYPT) ? "dec" : "enc");
marcozecchini 0:9fca2b23d0ba 921
marcozecchini 0:9fca2b23d0ba 922 for( i = 0; i < CAMELLIA_TESTS_ECB; i++ ) {
marcozecchini 0:9fca2b23d0ba 923 memcpy( key, camellia_test_ecb_key[u][i], 16 + 8 * u );
marcozecchini 0:9fca2b23d0ba 924
marcozecchini 0:9fca2b23d0ba 925 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
marcozecchini 0:9fca2b23d0ba 926 mbedtls_camellia_setkey_dec( &ctx, key, 128 + u * 64 );
marcozecchini 0:9fca2b23d0ba 927 memcpy( src, camellia_test_ecb_cipher[u][i], 16 );
marcozecchini 0:9fca2b23d0ba 928 memcpy( dst, camellia_test_ecb_plain[i], 16 );
marcozecchini 0:9fca2b23d0ba 929 } else { /* MBEDTLS_CAMELLIA_ENCRYPT */
marcozecchini 0:9fca2b23d0ba 930 mbedtls_camellia_setkey_enc( &ctx, key, 128 + u * 64 );
marcozecchini 0:9fca2b23d0ba 931 memcpy( src, camellia_test_ecb_plain[i], 16 );
marcozecchini 0:9fca2b23d0ba 932 memcpy( dst, camellia_test_ecb_cipher[u][i], 16 );
marcozecchini 0:9fca2b23d0ba 933 }
marcozecchini 0:9fca2b23d0ba 934
marcozecchini 0:9fca2b23d0ba 935 mbedtls_camellia_crypt_ecb( &ctx, v, src, buf );
marcozecchini 0:9fca2b23d0ba 936
marcozecchini 0:9fca2b23d0ba 937 if( memcmp( buf, dst, 16 ) != 0 )
marcozecchini 0:9fca2b23d0ba 938 {
marcozecchini 0:9fca2b23d0ba 939 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 940 mbedtls_printf( "failed\n" );
marcozecchini 0:9fca2b23d0ba 941
marcozecchini 0:9fca2b23d0ba 942 return( 1 );
marcozecchini 0:9fca2b23d0ba 943 }
marcozecchini 0:9fca2b23d0ba 944 }
marcozecchini 0:9fca2b23d0ba 945
marcozecchini 0:9fca2b23d0ba 946 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 947 mbedtls_printf( "passed\n" );
marcozecchini 0:9fca2b23d0ba 948 }
marcozecchini 0:9fca2b23d0ba 949
marcozecchini 0:9fca2b23d0ba 950 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 951 mbedtls_printf( "\n" );
marcozecchini 0:9fca2b23d0ba 952
marcozecchini 0:9fca2b23d0ba 953 #if defined(MBEDTLS_CIPHER_MODE_CBC)
marcozecchini 0:9fca2b23d0ba 954 /*
marcozecchini 0:9fca2b23d0ba 955 * CBC mode
marcozecchini 0:9fca2b23d0ba 956 */
marcozecchini 0:9fca2b23d0ba 957 for( j = 0; j < 6; j++ )
marcozecchini 0:9fca2b23d0ba 958 {
marcozecchini 0:9fca2b23d0ba 959 u = j >> 1;
marcozecchini 0:9fca2b23d0ba 960 v = j & 1;
marcozecchini 0:9fca2b23d0ba 961
marcozecchini 0:9fca2b23d0ba 962 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 963 mbedtls_printf( " CAMELLIA-CBC-%3d (%s): ", 128 + u * 64,
marcozecchini 0:9fca2b23d0ba 964 ( v == MBEDTLS_CAMELLIA_DECRYPT ) ? "dec" : "enc" );
marcozecchini 0:9fca2b23d0ba 965
marcozecchini 0:9fca2b23d0ba 966 memcpy( src, camellia_test_cbc_iv, 16 );
marcozecchini 0:9fca2b23d0ba 967 memcpy( dst, camellia_test_cbc_iv, 16 );
marcozecchini 0:9fca2b23d0ba 968 memcpy( key, camellia_test_cbc_key[u], 16 + 8 * u );
marcozecchini 0:9fca2b23d0ba 969
marcozecchini 0:9fca2b23d0ba 970 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
marcozecchini 0:9fca2b23d0ba 971 mbedtls_camellia_setkey_dec( &ctx, key, 128 + u * 64 );
marcozecchini 0:9fca2b23d0ba 972 } else {
marcozecchini 0:9fca2b23d0ba 973 mbedtls_camellia_setkey_enc( &ctx, key, 128 + u * 64 );
marcozecchini 0:9fca2b23d0ba 974 }
marcozecchini 0:9fca2b23d0ba 975
marcozecchini 0:9fca2b23d0ba 976 for( i = 0; i < CAMELLIA_TESTS_CBC; i++ ) {
marcozecchini 0:9fca2b23d0ba 977
marcozecchini 0:9fca2b23d0ba 978 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
marcozecchini 0:9fca2b23d0ba 979 memcpy( iv , src, 16 );
marcozecchini 0:9fca2b23d0ba 980 memcpy( src, camellia_test_cbc_cipher[u][i], 16 );
marcozecchini 0:9fca2b23d0ba 981 memcpy( dst, camellia_test_cbc_plain[i], 16 );
marcozecchini 0:9fca2b23d0ba 982 } else { /* MBEDTLS_CAMELLIA_ENCRYPT */
marcozecchini 0:9fca2b23d0ba 983 memcpy( iv , dst, 16 );
marcozecchini 0:9fca2b23d0ba 984 memcpy( src, camellia_test_cbc_plain[i], 16 );
marcozecchini 0:9fca2b23d0ba 985 memcpy( dst, camellia_test_cbc_cipher[u][i], 16 );
marcozecchini 0:9fca2b23d0ba 986 }
marcozecchini 0:9fca2b23d0ba 987
marcozecchini 0:9fca2b23d0ba 988 mbedtls_camellia_crypt_cbc( &ctx, v, 16, iv, src, buf );
marcozecchini 0:9fca2b23d0ba 989
marcozecchini 0:9fca2b23d0ba 990 if( memcmp( buf, dst, 16 ) != 0 )
marcozecchini 0:9fca2b23d0ba 991 {
marcozecchini 0:9fca2b23d0ba 992 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 993 mbedtls_printf( "failed\n" );
marcozecchini 0:9fca2b23d0ba 994
marcozecchini 0:9fca2b23d0ba 995 return( 1 );
marcozecchini 0:9fca2b23d0ba 996 }
marcozecchini 0:9fca2b23d0ba 997 }
marcozecchini 0:9fca2b23d0ba 998
marcozecchini 0:9fca2b23d0ba 999 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 1000 mbedtls_printf( "passed\n" );
marcozecchini 0:9fca2b23d0ba 1001 }
marcozecchini 0:9fca2b23d0ba 1002 #endif /* MBEDTLS_CIPHER_MODE_CBC */
marcozecchini 0:9fca2b23d0ba 1003
marcozecchini 0:9fca2b23d0ba 1004 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 1005 mbedtls_printf( "\n" );
marcozecchini 0:9fca2b23d0ba 1006
marcozecchini 0:9fca2b23d0ba 1007 #if defined(MBEDTLS_CIPHER_MODE_CTR)
marcozecchini 0:9fca2b23d0ba 1008 /*
marcozecchini 0:9fca2b23d0ba 1009 * CTR mode
marcozecchini 0:9fca2b23d0ba 1010 */
marcozecchini 0:9fca2b23d0ba 1011 for( i = 0; i < 6; i++ )
marcozecchini 0:9fca2b23d0ba 1012 {
marcozecchini 0:9fca2b23d0ba 1013 u = i >> 1;
marcozecchini 0:9fca2b23d0ba 1014 v = i & 1;
marcozecchini 0:9fca2b23d0ba 1015
marcozecchini 0:9fca2b23d0ba 1016 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 1017 mbedtls_printf( " CAMELLIA-CTR-128 (%s): ",
marcozecchini 0:9fca2b23d0ba 1018 ( v == MBEDTLS_CAMELLIA_DECRYPT ) ? "dec" : "enc" );
marcozecchini 0:9fca2b23d0ba 1019
marcozecchini 0:9fca2b23d0ba 1020 memcpy( nonce_counter, camellia_test_ctr_nonce_counter[u], 16 );
marcozecchini 0:9fca2b23d0ba 1021 memcpy( key, camellia_test_ctr_key[u], 16 );
marcozecchini 0:9fca2b23d0ba 1022
marcozecchini 0:9fca2b23d0ba 1023 offset = 0;
marcozecchini 0:9fca2b23d0ba 1024 mbedtls_camellia_setkey_enc( &ctx, key, 128 );
marcozecchini 0:9fca2b23d0ba 1025
marcozecchini 0:9fca2b23d0ba 1026 if( v == MBEDTLS_CAMELLIA_DECRYPT )
marcozecchini 0:9fca2b23d0ba 1027 {
marcozecchini 0:9fca2b23d0ba 1028 len = camellia_test_ctr_len[u];
marcozecchini 0:9fca2b23d0ba 1029 memcpy( buf, camellia_test_ctr_ct[u], len );
marcozecchini 0:9fca2b23d0ba 1030
marcozecchini 0:9fca2b23d0ba 1031 mbedtls_camellia_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
marcozecchini 0:9fca2b23d0ba 1032 buf, buf );
marcozecchini 0:9fca2b23d0ba 1033
marcozecchini 0:9fca2b23d0ba 1034 if( memcmp( buf, camellia_test_ctr_pt[u], len ) != 0 )
marcozecchini 0:9fca2b23d0ba 1035 {
marcozecchini 0:9fca2b23d0ba 1036 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 1037 mbedtls_printf( "failed\n" );
marcozecchini 0:9fca2b23d0ba 1038
marcozecchini 0:9fca2b23d0ba 1039 return( 1 );
marcozecchini 0:9fca2b23d0ba 1040 }
marcozecchini 0:9fca2b23d0ba 1041 }
marcozecchini 0:9fca2b23d0ba 1042 else
marcozecchini 0:9fca2b23d0ba 1043 {
marcozecchini 0:9fca2b23d0ba 1044 len = camellia_test_ctr_len[u];
marcozecchini 0:9fca2b23d0ba 1045 memcpy( buf, camellia_test_ctr_pt[u], len );
marcozecchini 0:9fca2b23d0ba 1046
marcozecchini 0:9fca2b23d0ba 1047 mbedtls_camellia_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
marcozecchini 0:9fca2b23d0ba 1048 buf, buf );
marcozecchini 0:9fca2b23d0ba 1049
marcozecchini 0:9fca2b23d0ba 1050 if( memcmp( buf, camellia_test_ctr_ct[u], len ) != 0 )
marcozecchini 0:9fca2b23d0ba 1051 {
marcozecchini 0:9fca2b23d0ba 1052 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 1053 mbedtls_printf( "failed\n" );
marcozecchini 0:9fca2b23d0ba 1054
marcozecchini 0:9fca2b23d0ba 1055 return( 1 );
marcozecchini 0:9fca2b23d0ba 1056 }
marcozecchini 0:9fca2b23d0ba 1057 }
marcozecchini 0:9fca2b23d0ba 1058
marcozecchini 0:9fca2b23d0ba 1059 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 1060 mbedtls_printf( "passed\n" );
marcozecchini 0:9fca2b23d0ba 1061 }
marcozecchini 0:9fca2b23d0ba 1062
marcozecchini 0:9fca2b23d0ba 1063 if( verbose != 0 )
marcozecchini 0:9fca2b23d0ba 1064 mbedtls_printf( "\n" );
marcozecchini 0:9fca2b23d0ba 1065 #endif /* MBEDTLS_CIPHER_MODE_CTR */
marcozecchini 0:9fca2b23d0ba 1066
marcozecchini 0:9fca2b23d0ba 1067 return( 0 );
marcozecchini 0:9fca2b23d0ba 1068 }
marcozecchini 0:9fca2b23d0ba 1069
marcozecchini 0:9fca2b23d0ba 1070 #endif /* MBEDTLS_SELF_TEST */
marcozecchini 0:9fca2b23d0ba 1071
marcozecchini 0:9fca2b23d0ba 1072 #endif /* MBEDTLS_CAMELLIA_C */