Simon Cooksey / mbed-os

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features/mbedtls/src/camellia.c@0:fb7af294d5d9, 2016-11-17 (annotated)

Committer:
Simon Cooksey
Date:
Thu Nov 17 16:43:53 2016 +0000
Revision:
0:fb7af294d5d9
Initial commit

Who changed what in which revision?

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Simon Cooksey 0:fb7af294d5d9 1 /*
Simon Cooksey 0:fb7af294d5d9 2 * Camellia implementation
Simon Cooksey 0:fb7af294d5d9 3 *
Simon Cooksey 0:fb7af294d5d9 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
Simon Cooksey 0:fb7af294d5d9 5 * SPDX-License-Identifier: Apache-2.0
Simon Cooksey 0:fb7af294d5d9 6 *
Simon Cooksey 0:fb7af294d5d9 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
Simon Cooksey 0:fb7af294d5d9 8 * not use this file except in compliance with the License.
Simon Cooksey 0:fb7af294d5d9 9 * You may obtain a copy of the License at
Simon Cooksey 0:fb7af294d5d9 10 *
Simon Cooksey 0:fb7af294d5d9 11 * http://www.apache.org/licenses/LICENSE-2.0
Simon Cooksey 0:fb7af294d5d9 12 *
Simon Cooksey 0:fb7af294d5d9 13 * Unless required by applicable law or agreed to in writing, software
Simon Cooksey 0:fb7af294d5d9 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
Simon Cooksey 0:fb7af294d5d9 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Simon Cooksey 0:fb7af294d5d9 16 * See the License for the specific language governing permissions and
Simon Cooksey 0:fb7af294d5d9 17 * limitations under the License.
Simon Cooksey 0:fb7af294d5d9 18 *
Simon Cooksey 0:fb7af294d5d9 19 * This file is part of mbed TLS (https://tls.mbed.org)
Simon Cooksey 0:fb7af294d5d9 20 */
Simon Cooksey 0:fb7af294d5d9 21 /*
Simon Cooksey 0:fb7af294d5d9 22 * The Camellia block cipher was designed by NTT and Mitsubishi Electric
Simon Cooksey 0:fb7af294d5d9 23 * Corporation.
Simon Cooksey 0:fb7af294d5d9 24 *
Simon Cooksey 0:fb7af294d5d9 25 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/01espec.pdf
Simon Cooksey 0:fb7af294d5d9 26 */
Simon Cooksey 0:fb7af294d5d9 27
Simon Cooksey 0:fb7af294d5d9 28 #if !defined(MBEDTLS_CONFIG_FILE)
Simon Cooksey 0:fb7af294d5d9 29 #include "mbedtls/config.h"
Simon Cooksey 0:fb7af294d5d9 30 #else
Simon Cooksey 0:fb7af294d5d9 31 #include MBEDTLS_CONFIG_FILE
Simon Cooksey 0:fb7af294d5d9 32 #endif
Simon Cooksey 0:fb7af294d5d9 33
Simon Cooksey 0:fb7af294d5d9 34 #if defined(MBEDTLS_CAMELLIA_C)
Simon Cooksey 0:fb7af294d5d9 35
Simon Cooksey 0:fb7af294d5d9 36 #include "mbedtls/camellia.h"
Simon Cooksey 0:fb7af294d5d9 37
Simon Cooksey 0:fb7af294d5d9 38 #include <string.h>
Simon Cooksey 0:fb7af294d5d9 39
Simon Cooksey 0:fb7af294d5d9 40 #if defined(MBEDTLS_SELF_TEST)
Simon Cooksey 0:fb7af294d5d9 41 #if defined(MBEDTLS_PLATFORM_C)
Simon Cooksey 0:fb7af294d5d9 42 #include "mbedtls/platform.h"
Simon Cooksey 0:fb7af294d5d9 43 #else
Simon Cooksey 0:fb7af294d5d9 44 #include <stdio.h>
Simon Cooksey 0:fb7af294d5d9 45 #define mbedtls_printf printf
Simon Cooksey 0:fb7af294d5d9 46 #endif /* MBEDTLS_PLATFORM_C */
Simon Cooksey 0:fb7af294d5d9 47 #endif /* MBEDTLS_SELF_TEST */
Simon Cooksey 0:fb7af294d5d9 48
Simon Cooksey 0:fb7af294d5d9 49 #if !defined(MBEDTLS_CAMELLIA_ALT)
Simon Cooksey 0:fb7af294d5d9 50
Simon Cooksey 0:fb7af294d5d9 51 /* Implementation that should never be optimized out by the compiler */
Simon Cooksey 0:fb7af294d5d9 52 static void mbedtls_zeroize( void *v, size_t n ) {
Simon Cooksey 0:fb7af294d5d9 53 volatile unsigned char *p = (unsigned char*)v; while( n-- ) *p++ = 0;
Simon Cooksey 0:fb7af294d5d9 54 }
Simon Cooksey 0:fb7af294d5d9 55
Simon Cooksey 0:fb7af294d5d9 56 /*
Simon Cooksey 0:fb7af294d5d9 57 * 32-bit integer manipulation macros (big endian)
Simon Cooksey 0:fb7af294d5d9 58 */
Simon Cooksey 0:fb7af294d5d9 59 #ifndef GET_UINT32_BE
Simon Cooksey 0:fb7af294d5d9 60 #define GET_UINT32_BE(n,b,i) \
Simon Cooksey 0:fb7af294d5d9 61 { \
Simon Cooksey 0:fb7af294d5d9 62 (n) = ( (uint32_t) (b)[(i) ] << 24 ) \
Simon Cooksey 0:fb7af294d5d9 63 | ( (uint32_t) (b)[(i) + 1] << 16 ) \
Simon Cooksey 0:fb7af294d5d9 64 | ( (uint32_t) (b)[(i) + 2] << 8 ) \
Simon Cooksey 0:fb7af294d5d9 65 | ( (uint32_t) (b)[(i) + 3] ); \
Simon Cooksey 0:fb7af294d5d9 66 }
Simon Cooksey 0:fb7af294d5d9 67 #endif
Simon Cooksey 0:fb7af294d5d9 68
Simon Cooksey 0:fb7af294d5d9 69 #ifndef PUT_UINT32_BE
Simon Cooksey 0:fb7af294d5d9 70 #define PUT_UINT32_BE(n,b,i) \
Simon Cooksey 0:fb7af294d5d9 71 { \
Simon Cooksey 0:fb7af294d5d9 72 (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
Simon Cooksey 0:fb7af294d5d9 73 (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
Simon Cooksey 0:fb7af294d5d9 74 (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
Simon Cooksey 0:fb7af294d5d9 75 (b)[(i) + 3] = (unsigned char) ( (n) ); \
Simon Cooksey 0:fb7af294d5d9 76 }
Simon Cooksey 0:fb7af294d5d9 77 #endif
Simon Cooksey 0:fb7af294d5d9 78
Simon Cooksey 0:fb7af294d5d9 79 static const unsigned char SIGMA_CHARS[6][8] =
Simon Cooksey 0:fb7af294d5d9 80 {
Simon Cooksey 0:fb7af294d5d9 81 { 0xa0, 0x9e, 0x66, 0x7f, 0x3b, 0xcc, 0x90, 0x8b },
Simon Cooksey 0:fb7af294d5d9 82 { 0xb6, 0x7a, 0xe8, 0x58, 0x4c, 0xaa, 0x73, 0xb2 },
Simon Cooksey 0:fb7af294d5d9 83 { 0xc6, 0xef, 0x37, 0x2f, 0xe9, 0x4f, 0x82, 0xbe },
Simon Cooksey 0:fb7af294d5d9 84 { 0x54, 0xff, 0x53, 0xa5, 0xf1, 0xd3, 0x6f, 0x1c },
Simon Cooksey 0:fb7af294d5d9 85 { 0x10, 0xe5, 0x27, 0xfa, 0xde, 0x68, 0x2d, 0x1d },
Simon Cooksey 0:fb7af294d5d9 86 { 0xb0, 0x56, 0x88, 0xc2, 0xb3, 0xe6, 0xc1, 0xfd }
Simon Cooksey 0:fb7af294d5d9 87 };
Simon Cooksey 0:fb7af294d5d9 88
Simon Cooksey 0:fb7af294d5d9 89 #if defined(MBEDTLS_CAMELLIA_SMALL_MEMORY)
Simon Cooksey 0:fb7af294d5d9 90
Simon Cooksey 0:fb7af294d5d9 91 static const unsigned char FSb[256] =
Simon Cooksey 0:fb7af294d5d9 92 {
Simon Cooksey 0:fb7af294d5d9 93 112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65,
Simon Cooksey 0:fb7af294d5d9 94 35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189,
Simon Cooksey 0:fb7af294d5d9 95 134,184,175,143,124,235, 31,206, 62, 48,220, 95, 94,197, 11, 26,
Simon Cooksey 0:fb7af294d5d9 96 166,225, 57,202,213, 71, 93, 61,217, 1, 90,214, 81, 86,108, 77,
Simon Cooksey 0:fb7af294d5d9 97 139, 13,154,102,251,204,176, 45,116, 18, 43, 32,240,177,132,153,
Simon Cooksey 0:fb7af294d5d9 98 223, 76,203,194, 52,126,118, 5,109,183,169, 49,209, 23, 4,215,
Simon Cooksey 0:fb7af294d5d9 99 20, 88, 58, 97,222, 27, 17, 28, 50, 15,156, 22, 83, 24,242, 34,
Simon Cooksey 0:fb7af294d5d9 100 254, 68,207,178,195,181,122,145, 36, 8,232,168, 96,252,105, 80,
Simon Cooksey 0:fb7af294d5d9 101 170,208,160,125,161,137, 98,151, 84, 91, 30,149,224,255,100,210,
Simon Cooksey 0:fb7af294d5d9 102 16,196, 0, 72,163,247,117,219,138, 3,230,218, 9, 63,221,148,
Simon Cooksey 0:fb7af294d5d9 103 135, 92,131, 2,205, 74,144, 51,115,103,246,243,157,127,191,226,
Simon Cooksey 0:fb7af294d5d9 104 82,155,216, 38,200, 55,198, 59,129,150,111, 75, 19,190, 99, 46,
Simon Cooksey 0:fb7af294d5d9 105 233,121,167,140,159,110,188,142, 41,245,249,182, 47,253,180, 89,
Simon Cooksey 0:fb7af294d5d9 106 120,152, 6,106,231, 70,113,186,212, 37,171, 66,136,162,141,250,
Simon Cooksey 0:fb7af294d5d9 107 114, 7,185, 85,248,238,172, 10, 54, 73, 42,104, 60, 56,241,164,
Simon Cooksey 0:fb7af294d5d9 108 64, 40,211,123,187,201, 67,193, 21,227,173,244,119,199,128,158
Simon Cooksey 0:fb7af294d5d9 109 };
Simon Cooksey 0:fb7af294d5d9 110
Simon Cooksey 0:fb7af294d5d9 111 #define SBOX1(n) FSb[(n)]
Simon Cooksey 0:fb7af294d5d9 112 #define SBOX2(n) (unsigned char)((FSb[(n)] >> 7 ^ FSb[(n)] << 1) & 0xff)
Simon Cooksey 0:fb7af294d5d9 113 #define SBOX3(n) (unsigned char)((FSb[(n)] >> 1 ^ FSb[(n)] << 7) & 0xff)
Simon Cooksey 0:fb7af294d5d9 114 #define SBOX4(n) FSb[((n) << 1 ^ (n) >> 7) &0xff]
Simon Cooksey 0:fb7af294d5d9 115
Simon Cooksey 0:fb7af294d5d9 116 #else /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
Simon Cooksey 0:fb7af294d5d9 117
Simon Cooksey 0:fb7af294d5d9 118 static const unsigned char FSb[256] =
Simon Cooksey 0:fb7af294d5d9 119 {
Simon Cooksey 0:fb7af294d5d9 120 112, 130, 44, 236, 179, 39, 192, 229, 228, 133, 87, 53, 234, 12, 174, 65,
Simon Cooksey 0:fb7af294d5d9 121 35, 239, 107, 147, 69, 25, 165, 33, 237, 14, 79, 78, 29, 101, 146, 189,
Simon Cooksey 0:fb7af294d5d9 122 134, 184, 175, 143, 124, 235, 31, 206, 62, 48, 220, 95, 94, 197, 11, 26,
Simon Cooksey 0:fb7af294d5d9 123 166, 225, 57, 202, 213, 71, 93, 61, 217, 1, 90, 214, 81, 86, 108, 77,
Simon Cooksey 0:fb7af294d5d9 124 139, 13, 154, 102, 251, 204, 176, 45, 116, 18, 43, 32, 240, 177, 132, 153,
Simon Cooksey 0:fb7af294d5d9 125 223, 76, 203, 194, 52, 126, 118, 5, 109, 183, 169, 49, 209, 23, 4, 215,
Simon Cooksey 0:fb7af294d5d9 126 20, 88, 58, 97, 222, 27, 17, 28, 50, 15, 156, 22, 83, 24, 242, 34,
Simon Cooksey 0:fb7af294d5d9 127 254, 68, 207, 178, 195, 181, 122, 145, 36, 8, 232, 168, 96, 252, 105, 80,
Simon Cooksey 0:fb7af294d5d9 128 170, 208, 160, 125, 161, 137, 98, 151, 84, 91, 30, 149, 224, 255, 100, 210,
Simon Cooksey 0:fb7af294d5d9 129 16, 196, 0, 72, 163, 247, 117, 219, 138, 3, 230, 218, 9, 63, 221, 148,
Simon Cooksey 0:fb7af294d5d9 130 135, 92, 131, 2, 205, 74, 144, 51, 115, 103, 246, 243, 157, 127, 191, 226,
Simon Cooksey 0:fb7af294d5d9 131 82, 155, 216, 38, 200, 55, 198, 59, 129, 150, 111, 75, 19, 190, 99, 46,
Simon Cooksey 0:fb7af294d5d9 132 233, 121, 167, 140, 159, 110, 188, 142, 41, 245, 249, 182, 47, 253, 180, 89,
Simon Cooksey 0:fb7af294d5d9 133 120, 152, 6, 106, 231, 70, 113, 186, 212, 37, 171, 66, 136, 162, 141, 250,
Simon Cooksey 0:fb7af294d5d9 134 114, 7, 185, 85, 248, 238, 172, 10, 54, 73, 42, 104, 60, 56, 241, 164,
Simon Cooksey 0:fb7af294d5d9 135 64, 40, 211, 123, 187, 201, 67, 193, 21, 227, 173, 244, 119, 199, 128, 158
Simon Cooksey 0:fb7af294d5d9 136 };
Simon Cooksey 0:fb7af294d5d9 137
Simon Cooksey 0:fb7af294d5d9 138 static const unsigned char FSb2[256] =
Simon Cooksey 0:fb7af294d5d9 139 {
Simon Cooksey 0:fb7af294d5d9 140 224, 5, 88, 217, 103, 78, 129, 203, 201, 11, 174, 106, 213, 24, 93, 130,
Simon Cooksey 0:fb7af294d5d9 141 70, 223, 214, 39, 138, 50, 75, 66, 219, 28, 158, 156, 58, 202, 37, 123,
Simon Cooksey 0:fb7af294d5d9 142 13, 113, 95, 31, 248, 215, 62, 157, 124, 96, 185, 190, 188, 139, 22, 52,
Simon Cooksey 0:fb7af294d5d9 143 77, 195, 114, 149, 171, 142, 186, 122, 179, 2, 180, 173, 162, 172, 216, 154,
Simon Cooksey 0:fb7af294d5d9 144 23, 26, 53, 204, 247, 153, 97, 90, 232, 36, 86, 64, 225, 99, 9, 51,
Simon Cooksey 0:fb7af294d5d9 145 191, 152, 151, 133, 104, 252, 236, 10, 218, 111, 83, 98, 163, 46, 8, 175,
Simon Cooksey 0:fb7af294d5d9 146 40, 176, 116, 194, 189, 54, 34, 56, 100, 30, 57, 44, 166, 48, 229, 68,
Simon Cooksey 0:fb7af294d5d9 147 253, 136, 159, 101, 135, 107, 244, 35, 72, 16, 209, 81, 192, 249, 210, 160,
Simon Cooksey 0:fb7af294d5d9 148 85, 161, 65, 250, 67, 19, 196, 47, 168, 182, 60, 43, 193, 255, 200, 165,
Simon Cooksey 0:fb7af294d5d9 149 32, 137, 0, 144, 71, 239, 234, 183, 21, 6, 205, 181, 18, 126, 187, 41,
Simon Cooksey 0:fb7af294d5d9 150 15, 184, 7, 4, 155, 148, 33, 102, 230, 206, 237, 231, 59, 254, 127, 197,
Simon Cooksey 0:fb7af294d5d9 151 164, 55, 177, 76, 145, 110, 141, 118, 3, 45, 222, 150, 38, 125, 198, 92,
Simon Cooksey 0:fb7af294d5d9 152 211, 242, 79, 25, 63, 220, 121, 29, 82, 235, 243, 109, 94, 251, 105, 178,
Simon Cooksey 0:fb7af294d5d9 153 240, 49, 12, 212, 207, 140, 226, 117, 169, 74, 87, 132, 17, 69, 27, 245,
Simon Cooksey 0:fb7af294d5d9 154 228, 14, 115, 170, 241, 221, 89, 20, 108, 146, 84, 208, 120, 112, 227, 73,
Simon Cooksey 0:fb7af294d5d9 155 128, 80, 167, 246, 119, 147, 134, 131, 42, 199, 91, 233, 238, 143, 1, 61
Simon Cooksey 0:fb7af294d5d9 156 };
Simon Cooksey 0:fb7af294d5d9 157
Simon Cooksey 0:fb7af294d5d9 158 static const unsigned char FSb3[256] =
Simon Cooksey 0:fb7af294d5d9 159 {
Simon Cooksey 0:fb7af294d5d9 160 56, 65, 22, 118, 217, 147, 96, 242, 114, 194, 171, 154, 117, 6, 87, 160,
Simon Cooksey 0:fb7af294d5d9 161 145, 247, 181, 201, 162, 140, 210, 144, 246, 7, 167, 39, 142, 178, 73, 222,
Simon Cooksey 0:fb7af294d5d9 162 67, 92, 215, 199, 62, 245, 143, 103, 31, 24, 110, 175, 47, 226, 133, 13,
Simon Cooksey 0:fb7af294d5d9 163 83, 240, 156, 101, 234, 163, 174, 158, 236, 128, 45, 107, 168, 43, 54, 166,
Simon Cooksey 0:fb7af294d5d9 164 197, 134, 77, 51, 253, 102, 88, 150, 58, 9, 149, 16, 120, 216, 66, 204,
Simon Cooksey 0:fb7af294d5d9 165 239, 38, 229, 97, 26, 63, 59, 130, 182, 219, 212, 152, 232, 139, 2, 235,
Simon Cooksey 0:fb7af294d5d9 166 10, 44, 29, 176, 111, 141, 136, 14, 25, 135, 78, 11, 169, 12, 121, 17,
Simon Cooksey 0:fb7af294d5d9 167 127, 34, 231, 89, 225, 218, 61, 200, 18, 4, 116, 84, 48, 126, 180, 40,
Simon Cooksey 0:fb7af294d5d9 168 85, 104, 80, 190, 208, 196, 49, 203, 42, 173, 15, 202, 112, 255, 50, 105,
Simon Cooksey 0:fb7af294d5d9 169 8, 98, 0, 36, 209, 251, 186, 237, 69, 129, 115, 109, 132, 159, 238, 74,
Simon Cooksey 0:fb7af294d5d9 170 195, 46, 193, 1, 230, 37, 72, 153, 185, 179, 123, 249, 206, 191, 223, 113,
Simon Cooksey 0:fb7af294d5d9 171 41, 205, 108, 19, 100, 155, 99, 157, 192, 75, 183, 165, 137, 95, 177, 23,
Simon Cooksey 0:fb7af294d5d9 172 244, 188, 211, 70, 207, 55, 94, 71, 148, 250, 252, 91, 151, 254, 90, 172,
Simon Cooksey 0:fb7af294d5d9 173 60, 76, 3, 53, 243, 35, 184, 93, 106, 146, 213, 33, 68, 81, 198, 125,
Simon Cooksey 0:fb7af294d5d9 174 57, 131, 220, 170, 124, 119, 86, 5, 27, 164, 21, 52, 30, 28, 248, 82,
Simon Cooksey 0:fb7af294d5d9 175 32, 20, 233, 189, 221, 228, 161, 224, 138, 241, 214, 122, 187, 227, 64, 79
Simon Cooksey 0:fb7af294d5d9 176 };
Simon Cooksey 0:fb7af294d5d9 177
Simon Cooksey 0:fb7af294d5d9 178 static const unsigned char FSb4[256] =
Simon Cooksey 0:fb7af294d5d9 179 {
Simon Cooksey 0:fb7af294d5d9 180 112, 44, 179, 192, 228, 87, 234, 174, 35, 107, 69, 165, 237, 79, 29, 146,
Simon Cooksey 0:fb7af294d5d9 181 134, 175, 124, 31, 62, 220, 94, 11, 166, 57, 213, 93, 217, 90, 81, 108,
Simon Cooksey 0:fb7af294d5d9 182 139, 154, 251, 176, 116, 43, 240, 132, 223, 203, 52, 118, 109, 169, 209, 4,
Simon Cooksey 0:fb7af294d5d9 183 20, 58, 222, 17, 50, 156, 83, 242, 254, 207, 195, 122, 36, 232, 96, 105,
Simon Cooksey 0:fb7af294d5d9 184 170, 160, 161, 98, 84, 30, 224, 100, 16, 0, 163, 117, 138, 230, 9, 221,
Simon Cooksey 0:fb7af294d5d9 185 135, 131, 205, 144, 115, 246, 157, 191, 82, 216, 200, 198, 129, 111, 19, 99,
Simon Cooksey 0:fb7af294d5d9 186 233, 167, 159, 188, 41, 249, 47, 180, 120, 6, 231, 113, 212, 171, 136, 141,
Simon Cooksey 0:fb7af294d5d9 187 114, 185, 248, 172, 54, 42, 60, 241, 64, 211, 187, 67, 21, 173, 119, 128,
Simon Cooksey 0:fb7af294d5d9 188 130, 236, 39, 229, 133, 53, 12, 65, 239, 147, 25, 33, 14, 78, 101, 189,
Simon Cooksey 0:fb7af294d5d9 189 184, 143, 235, 206, 48, 95, 197, 26, 225, 202, 71, 61, 1, 214, 86, 77,
Simon Cooksey 0:fb7af294d5d9 190 13, 102, 204, 45, 18, 32, 177, 153, 76, 194, 126, 5, 183, 49, 23, 215,
Simon Cooksey 0:fb7af294d5d9 191 88, 97, 27, 28, 15, 22, 24, 34, 68, 178, 181, 145, 8, 168, 252, 80,
Simon Cooksey 0:fb7af294d5d9 192 208, 125, 137, 151, 91, 149, 255, 210, 196, 72, 247, 219, 3, 218, 63, 148,
Simon Cooksey 0:fb7af294d5d9 193 92, 2, 74, 51, 103, 243, 127, 226, 155, 38, 55, 59, 150, 75, 190, 46,
Simon Cooksey 0:fb7af294d5d9 194 121, 140, 110, 142, 245, 182, 253, 89, 152, 106, 70, 186, 37, 66, 162, 250,
Simon Cooksey 0:fb7af294d5d9 195 7, 85, 238, 10, 73, 104, 56, 164, 40, 123, 201, 193, 227, 244, 199, 158
Simon Cooksey 0:fb7af294d5d9 196 };
Simon Cooksey 0:fb7af294d5d9 197
Simon Cooksey 0:fb7af294d5d9 198 #define SBOX1(n) FSb[(n)]
Simon Cooksey 0:fb7af294d5d9 199 #define SBOX2(n) FSb2[(n)]
Simon Cooksey 0:fb7af294d5d9 200 #define SBOX3(n) FSb3[(n)]
Simon Cooksey 0:fb7af294d5d9 201 #define SBOX4(n) FSb4[(n)]
Simon Cooksey 0:fb7af294d5d9 202
Simon Cooksey 0:fb7af294d5d9 203 #endif /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
Simon Cooksey 0:fb7af294d5d9 204
Simon Cooksey 0:fb7af294d5d9 205 static const unsigned char shifts[2][4][4] =
Simon Cooksey 0:fb7af294d5d9 206 {
Simon Cooksey 0:fb7af294d5d9 207 {
Simon Cooksey 0:fb7af294d5d9 208 { 1, 1, 1, 1 }, /* KL */
Simon Cooksey 0:fb7af294d5d9 209 { 0, 0, 0, 0 }, /* KR */
Simon Cooksey 0:fb7af294d5d9 210 { 1, 1, 1, 1 }, /* KA */
Simon Cooksey 0:fb7af294d5d9 211 { 0, 0, 0, 0 } /* KB */
Simon Cooksey 0:fb7af294d5d9 212 },
Simon Cooksey 0:fb7af294d5d9 213 {
Simon Cooksey 0:fb7af294d5d9 214 { 1, 0, 1, 1 }, /* KL */
Simon Cooksey 0:fb7af294d5d9 215 { 1, 1, 0, 1 }, /* KR */
Simon Cooksey 0:fb7af294d5d9 216 { 1, 1, 1, 0 }, /* KA */
Simon Cooksey 0:fb7af294d5d9 217 { 1, 1, 0, 1 } /* KB */
Simon Cooksey 0:fb7af294d5d9 218 }
Simon Cooksey 0:fb7af294d5d9 219 };
Simon Cooksey 0:fb7af294d5d9 220
Simon Cooksey 0:fb7af294d5d9 221 static const signed char indexes[2][4][20] =
Simon Cooksey 0:fb7af294d5d9 222 {
Simon Cooksey 0:fb7af294d5d9 223 {
Simon Cooksey 0:fb7af294d5d9 224 { 0, 1, 2, 3, 8, 9, 10, 11, 38, 39,
Simon Cooksey 0:fb7af294d5d9 225 36, 37, 23, 20, 21, 22, 27, -1, -1, 26 }, /* KL -> RK */
Simon Cooksey 0:fb7af294d5d9 226 { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
Simon Cooksey 0:fb7af294d5d9 227 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, /* KR -> RK */
Simon Cooksey 0:fb7af294d5d9 228 { 4, 5, 6, 7, 12, 13, 14, 15, 16, 17,
Simon Cooksey 0:fb7af294d5d9 229 18, 19, -1, 24, 25, -1, 31, 28, 29, 30 }, /* KA -> RK */
Simon Cooksey 0:fb7af294d5d9 230 { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
Simon Cooksey 0:fb7af294d5d9 231 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 } /* KB -> RK */
Simon Cooksey 0:fb7af294d5d9 232 },
Simon Cooksey 0:fb7af294d5d9 233 {
Simon Cooksey 0:fb7af294d5d9 234 { 0, 1, 2, 3, 61, 62, 63, 60, -1, -1,
Simon Cooksey 0:fb7af294d5d9 235 -1, -1, 27, 24, 25, 26, 35, 32, 33, 34 }, /* KL -> RK */
Simon Cooksey 0:fb7af294d5d9 236 { -1, -1, -1, -1, 8, 9, 10, 11, 16, 17,
Simon Cooksey 0:fb7af294d5d9 237 18, 19, -1, -1, -1, -1, 39, 36, 37, 38 }, /* KR -> RK */
Simon Cooksey 0:fb7af294d5d9 238 { -1, -1, -1, -1, 12, 13, 14, 15, 58, 59,
Simon Cooksey 0:fb7af294d5d9 239 56, 57, 31, 28, 29, 30, -1, -1, -1, -1 }, /* KA -> RK */
Simon Cooksey 0:fb7af294d5d9 240 { 4, 5, 6, 7, 65, 66, 67, 64, 20, 21,
Simon Cooksey 0:fb7af294d5d9 241 22, 23, -1, -1, -1, -1, 43, 40, 41, 42 } /* KB -> RK */
Simon Cooksey 0:fb7af294d5d9 242 }
Simon Cooksey 0:fb7af294d5d9 243 };
Simon Cooksey 0:fb7af294d5d9 244
Simon Cooksey 0:fb7af294d5d9 245 static const signed char transposes[2][20] =
Simon Cooksey 0:fb7af294d5d9 246 {
Simon Cooksey 0:fb7af294d5d9 247 {
Simon Cooksey 0:fb7af294d5d9 248 21, 22, 23, 20,
Simon Cooksey 0:fb7af294d5d9 249 -1, -1, -1, -1,
Simon Cooksey 0:fb7af294d5d9 250 18, 19, 16, 17,
Simon Cooksey 0:fb7af294d5d9 251 11, 8, 9, 10,
Simon Cooksey 0:fb7af294d5d9 252 15, 12, 13, 14
Simon Cooksey 0:fb7af294d5d9 253 },
Simon Cooksey 0:fb7af294d5d9 254 {
Simon Cooksey 0:fb7af294d5d9 255 25, 26, 27, 24,
Simon Cooksey 0:fb7af294d5d9 256 29, 30, 31, 28,
Simon Cooksey 0:fb7af294d5d9 257 18, 19, 16, 17,
Simon Cooksey 0:fb7af294d5d9 258 -1, -1, -1, -1,
Simon Cooksey 0:fb7af294d5d9 259 -1, -1, -1, -1
Simon Cooksey 0:fb7af294d5d9 260 }
Simon Cooksey 0:fb7af294d5d9 261 };
Simon Cooksey 0:fb7af294d5d9 262
Simon Cooksey 0:fb7af294d5d9 263 /* Shift macro for 128 bit strings with rotation smaller than 32 bits (!) */
Simon Cooksey 0:fb7af294d5d9 264 #define ROTL(DEST, SRC, SHIFT) \
Simon Cooksey 0:fb7af294d5d9 265 { \
Simon Cooksey 0:fb7af294d5d9 266 (DEST)[0] = (SRC)[0] << (SHIFT) ^ (SRC)[1] >> (32 - (SHIFT)); \
Simon Cooksey 0:fb7af294d5d9 267 (DEST)[1] = (SRC)[1] << (SHIFT) ^ (SRC)[2] >> (32 - (SHIFT)); \
Simon Cooksey 0:fb7af294d5d9 268 (DEST)[2] = (SRC)[2] << (SHIFT) ^ (SRC)[3] >> (32 - (SHIFT)); \
Simon Cooksey 0:fb7af294d5d9 269 (DEST)[3] = (SRC)[3] << (SHIFT) ^ (SRC)[0] >> (32 - (SHIFT)); \
Simon Cooksey 0:fb7af294d5d9 270 }
Simon Cooksey 0:fb7af294d5d9 271
Simon Cooksey 0:fb7af294d5d9 272 #define FL(XL, XR, KL, KR) \
Simon Cooksey 0:fb7af294d5d9 273 { \
Simon Cooksey 0:fb7af294d5d9 274 (XR) = ((((XL) & (KL)) << 1) | (((XL) & (KL)) >> 31)) ^ (XR); \
Simon Cooksey 0:fb7af294d5d9 275 (XL) = ((XR) | (KR)) ^ (XL); \
Simon Cooksey 0:fb7af294d5d9 276 }
Simon Cooksey 0:fb7af294d5d9 277
Simon Cooksey 0:fb7af294d5d9 278 #define FLInv(YL, YR, KL, KR) \
Simon Cooksey 0:fb7af294d5d9 279 { \
Simon Cooksey 0:fb7af294d5d9 280 (YL) = ((YR) | (KR)) ^ (YL); \
Simon Cooksey 0:fb7af294d5d9 281 (YR) = ((((YL) & (KL)) << 1) | (((YL) & (KL)) >> 31)) ^ (YR); \
Simon Cooksey 0:fb7af294d5d9 282 }
Simon Cooksey 0:fb7af294d5d9 283
Simon Cooksey 0:fb7af294d5d9 284 #define SHIFT_AND_PLACE(INDEX, OFFSET) \
Simon Cooksey 0:fb7af294d5d9 285 { \
Simon Cooksey 0:fb7af294d5d9 286 TK[0] = KC[(OFFSET) * 4 + 0]; \
Simon Cooksey 0:fb7af294d5d9 287 TK[1] = KC[(OFFSET) * 4 + 1]; \
Simon Cooksey 0:fb7af294d5d9 288 TK[2] = KC[(OFFSET) * 4 + 2]; \
Simon Cooksey 0:fb7af294d5d9 289 TK[3] = KC[(OFFSET) * 4 + 3]; \
Simon Cooksey 0:fb7af294d5d9 290 \
Simon Cooksey 0:fb7af294d5d9 291 for( i = 1; i <= 4; i++ ) \
Simon Cooksey 0:fb7af294d5d9 292 if( shifts[(INDEX)][(OFFSET)][i -1] ) \
Simon Cooksey 0:fb7af294d5d9 293 ROTL(TK + i * 4, TK, ( 15 * i ) % 32); \
Simon Cooksey 0:fb7af294d5d9 294 \
Simon Cooksey 0:fb7af294d5d9 295 for( i = 0; i < 20; i++ ) \
Simon Cooksey 0:fb7af294d5d9 296 if( indexes[(INDEX)][(OFFSET)][i] != -1 ) { \
Simon Cooksey 0:fb7af294d5d9 297 RK[indexes[(INDEX)][(OFFSET)][i]] = TK[ i ]; \
Simon Cooksey 0:fb7af294d5d9 298 } \
Simon Cooksey 0:fb7af294d5d9 299 }
Simon Cooksey 0:fb7af294d5d9 300
Simon Cooksey 0:fb7af294d5d9 301 static void camellia_feistel( const uint32_t x[2], const uint32_t k[2],
Simon Cooksey 0:fb7af294d5d9 302 uint32_t z[2])
Simon Cooksey 0:fb7af294d5d9 303 {
Simon Cooksey 0:fb7af294d5d9 304 uint32_t I0, I1;
Simon Cooksey 0:fb7af294d5d9 305 I0 = x[0] ^ k[0];
Simon Cooksey 0:fb7af294d5d9 306 I1 = x[1] ^ k[1];
Simon Cooksey 0:fb7af294d5d9 307
Simon Cooksey 0:fb7af294d5d9 308 I0 = ((uint32_t) SBOX1((I0 >> 24) & 0xFF) << 24) |
Simon Cooksey 0:fb7af294d5d9 309 ((uint32_t) SBOX2((I0 >> 16) & 0xFF) << 16) |
Simon Cooksey 0:fb7af294d5d9 310 ((uint32_t) SBOX3((I0 >> 8) & 0xFF) << 8) |
Simon Cooksey 0:fb7af294d5d9 311 ((uint32_t) SBOX4((I0 ) & 0xFF) );
Simon Cooksey 0:fb7af294d5d9 312 I1 = ((uint32_t) SBOX2((I1 >> 24) & 0xFF) << 24) |
Simon Cooksey 0:fb7af294d5d9 313 ((uint32_t) SBOX3((I1 >> 16) & 0xFF) << 16) |
Simon Cooksey 0:fb7af294d5d9 314 ((uint32_t) SBOX4((I1 >> 8) & 0xFF) << 8) |
Simon Cooksey 0:fb7af294d5d9 315 ((uint32_t) SBOX1((I1 ) & 0xFF) );
Simon Cooksey 0:fb7af294d5d9 316
Simon Cooksey 0:fb7af294d5d9 317 I0 ^= (I1 << 8) | (I1 >> 24);
Simon Cooksey 0:fb7af294d5d9 318 I1 ^= (I0 << 16) | (I0 >> 16);
Simon Cooksey 0:fb7af294d5d9 319 I0 ^= (I1 >> 8) | (I1 << 24);
Simon Cooksey 0:fb7af294d5d9 320 I1 ^= (I0 >> 8) | (I0 << 24);
Simon Cooksey 0:fb7af294d5d9 321
Simon Cooksey 0:fb7af294d5d9 322 z[0] ^= I1;
Simon Cooksey 0:fb7af294d5d9 323 z[1] ^= I0;
Simon Cooksey 0:fb7af294d5d9 324 }
Simon Cooksey 0:fb7af294d5d9 325
Simon Cooksey 0:fb7af294d5d9 326 void mbedtls_camellia_init( mbedtls_camellia_context *ctx )
Simon Cooksey 0:fb7af294d5d9 327 {
Simon Cooksey 0:fb7af294d5d9 328 memset( ctx, 0, sizeof( mbedtls_camellia_context ) );
Simon Cooksey 0:fb7af294d5d9 329 }
Simon Cooksey 0:fb7af294d5d9 330
Simon Cooksey 0:fb7af294d5d9 331 void mbedtls_camellia_free( mbedtls_camellia_context *ctx )
Simon Cooksey 0:fb7af294d5d9 332 {
Simon Cooksey 0:fb7af294d5d9 333 if( ctx == NULL )
Simon Cooksey 0:fb7af294d5d9 334 return;
Simon Cooksey 0:fb7af294d5d9 335
Simon Cooksey 0:fb7af294d5d9 336 mbedtls_zeroize( ctx, sizeof( mbedtls_camellia_context ) );
Simon Cooksey 0:fb7af294d5d9 337 }
Simon Cooksey 0:fb7af294d5d9 338
Simon Cooksey 0:fb7af294d5d9 339 /*
Simon Cooksey 0:fb7af294d5d9 340 * Camellia key schedule (encryption)
Simon Cooksey 0:fb7af294d5d9 341 */
Simon Cooksey 0:fb7af294d5d9 342 int mbedtls_camellia_setkey_enc( mbedtls_camellia_context *ctx, const unsigned char *key,
Simon Cooksey 0:fb7af294d5d9 343 unsigned int keybits )
Simon Cooksey 0:fb7af294d5d9 344 {
Simon Cooksey 0:fb7af294d5d9 345 int idx;
Simon Cooksey 0:fb7af294d5d9 346 size_t i;
Simon Cooksey 0:fb7af294d5d9 347 uint32_t *RK;
Simon Cooksey 0:fb7af294d5d9 348 unsigned char t[64];
Simon Cooksey 0:fb7af294d5d9 349 uint32_t SIGMA[6][2];
Simon Cooksey 0:fb7af294d5d9 350 uint32_t KC[16];
Simon Cooksey 0:fb7af294d5d9 351 uint32_t TK[20];
Simon Cooksey 0:fb7af294d5d9 352
Simon Cooksey 0:fb7af294d5d9 353 RK = ctx->rk;
Simon Cooksey 0:fb7af294d5d9 354
Simon Cooksey 0:fb7af294d5d9 355 memset( t, 0, 64 );
Simon Cooksey 0:fb7af294d5d9 356 memset( RK, 0, sizeof(ctx->rk) );
Simon Cooksey 0:fb7af294d5d9 357
Simon Cooksey 0:fb7af294d5d9 358 switch( keybits )
Simon Cooksey 0:fb7af294d5d9 359 {
Simon Cooksey 0:fb7af294d5d9 360 case 128: ctx->nr = 3; idx = 0; break;
Simon Cooksey 0:fb7af294d5d9 361 case 192:
Simon Cooksey 0:fb7af294d5d9 362 case 256: ctx->nr = 4; idx = 1; break;
Simon Cooksey 0:fb7af294d5d9 363 default : return( MBEDTLS_ERR_CAMELLIA_INVALID_KEY_LENGTH );
Simon Cooksey 0:fb7af294d5d9 364 }
Simon Cooksey 0:fb7af294d5d9 365
Simon Cooksey 0:fb7af294d5d9 366 for( i = 0; i < keybits / 8; ++i )
Simon Cooksey 0:fb7af294d5d9 367 t[i] = key[i];
Simon Cooksey 0:fb7af294d5d9 368
Simon Cooksey 0:fb7af294d5d9 369 if( keybits == 192 ) {
Simon Cooksey 0:fb7af294d5d9 370 for( i = 0; i < 8; i++ )
Simon Cooksey 0:fb7af294d5d9 371 t[24 + i] = ~t[16 + i];
Simon Cooksey 0:fb7af294d5d9 372 }
Simon Cooksey 0:fb7af294d5d9 373
Simon Cooksey 0:fb7af294d5d9 374 /*
Simon Cooksey 0:fb7af294d5d9 375 * Prepare SIGMA values
Simon Cooksey 0:fb7af294d5d9 376 */
Simon Cooksey 0:fb7af294d5d9 377 for( i = 0; i < 6; i++ ) {
Simon Cooksey 0:fb7af294d5d9 378 GET_UINT32_BE( SIGMA[i][0], SIGMA_CHARS[i], 0 );
Simon Cooksey 0:fb7af294d5d9 379 GET_UINT32_BE( SIGMA[i][1], SIGMA_CHARS[i], 4 );
Simon Cooksey 0:fb7af294d5d9 380 }
Simon Cooksey 0:fb7af294d5d9 381
Simon Cooksey 0:fb7af294d5d9 382 /*
Simon Cooksey 0:fb7af294d5d9 383 * Key storage in KC
Simon Cooksey 0:fb7af294d5d9 384 * Order: KL, KR, KA, KB
Simon Cooksey 0:fb7af294d5d9 385 */
Simon Cooksey 0:fb7af294d5d9 386 memset( KC, 0, sizeof(KC) );
Simon Cooksey 0:fb7af294d5d9 387
Simon Cooksey 0:fb7af294d5d9 388 /* Store KL, KR */
Simon Cooksey 0:fb7af294d5d9 389 for( i = 0; i < 8; i++ )
Simon Cooksey 0:fb7af294d5d9 390 GET_UINT32_BE( KC[i], t, i * 4 );
Simon Cooksey 0:fb7af294d5d9 391
Simon Cooksey 0:fb7af294d5d9 392 /* Generate KA */
Simon Cooksey 0:fb7af294d5d9 393 for( i = 0; i < 4; ++i )
Simon Cooksey 0:fb7af294d5d9 394 KC[8 + i] = KC[i] ^ KC[4 + i];
Simon Cooksey 0:fb7af294d5d9 395
Simon Cooksey 0:fb7af294d5d9 396 camellia_feistel( KC + 8, SIGMA[0], KC + 10 );
Simon Cooksey 0:fb7af294d5d9 397 camellia_feistel( KC + 10, SIGMA[1], KC + 8 );
Simon Cooksey 0:fb7af294d5d9 398
Simon Cooksey 0:fb7af294d5d9 399 for( i = 0; i < 4; ++i )
Simon Cooksey 0:fb7af294d5d9 400 KC[8 + i] ^= KC[i];
Simon Cooksey 0:fb7af294d5d9 401
Simon Cooksey 0:fb7af294d5d9 402 camellia_feistel( KC + 8, SIGMA[2], KC + 10 );
Simon Cooksey 0:fb7af294d5d9 403 camellia_feistel( KC + 10, SIGMA[3], KC + 8 );
Simon Cooksey 0:fb7af294d5d9 404
Simon Cooksey 0:fb7af294d5d9 405 if( keybits > 128 ) {
Simon Cooksey 0:fb7af294d5d9 406 /* Generate KB */
Simon Cooksey 0:fb7af294d5d9 407 for( i = 0; i < 4; ++i )
Simon Cooksey 0:fb7af294d5d9 408 KC[12 + i] = KC[4 + i] ^ KC[8 + i];
Simon Cooksey 0:fb7af294d5d9 409
Simon Cooksey 0:fb7af294d5d9 410 camellia_feistel( KC + 12, SIGMA[4], KC + 14 );
Simon Cooksey 0:fb7af294d5d9 411 camellia_feistel( KC + 14, SIGMA[5], KC + 12 );
Simon Cooksey 0:fb7af294d5d9 412 }
Simon Cooksey 0:fb7af294d5d9 413
Simon Cooksey 0:fb7af294d5d9 414 /*
Simon Cooksey 0:fb7af294d5d9 415 * Generating subkeys
Simon Cooksey 0:fb7af294d5d9 416 */
Simon Cooksey 0:fb7af294d5d9 417
Simon Cooksey 0:fb7af294d5d9 418 /* Manipulating KL */
Simon Cooksey 0:fb7af294d5d9 419 SHIFT_AND_PLACE( idx, 0 );
Simon Cooksey 0:fb7af294d5d9 420
Simon Cooksey 0:fb7af294d5d9 421 /* Manipulating KR */
Simon Cooksey 0:fb7af294d5d9 422 if( keybits > 128 ) {
Simon Cooksey 0:fb7af294d5d9 423 SHIFT_AND_PLACE( idx, 1 );
Simon Cooksey 0:fb7af294d5d9 424 }
Simon Cooksey 0:fb7af294d5d9 425
Simon Cooksey 0:fb7af294d5d9 426 /* Manipulating KA */
Simon Cooksey 0:fb7af294d5d9 427 SHIFT_AND_PLACE( idx, 2 );
Simon Cooksey 0:fb7af294d5d9 428
Simon Cooksey 0:fb7af294d5d9 429 /* Manipulating KB */
Simon Cooksey 0:fb7af294d5d9 430 if( keybits > 128 ) {
Simon Cooksey 0:fb7af294d5d9 431 SHIFT_AND_PLACE( idx, 3 );
Simon Cooksey 0:fb7af294d5d9 432 }
Simon Cooksey 0:fb7af294d5d9 433
Simon Cooksey 0:fb7af294d5d9 434 /* Do transpositions */
Simon Cooksey 0:fb7af294d5d9 435 for( i = 0; i < 20; i++ ) {
Simon Cooksey 0:fb7af294d5d9 436 if( transposes[idx][i] != -1 ) {
Simon Cooksey 0:fb7af294d5d9 437 RK[32 + 12 * idx + i] = RK[transposes[idx][i]];
Simon Cooksey 0:fb7af294d5d9 438 }
Simon Cooksey 0:fb7af294d5d9 439 }
Simon Cooksey 0:fb7af294d5d9 440
Simon Cooksey 0:fb7af294d5d9 441 return( 0 );
Simon Cooksey 0:fb7af294d5d9 442 }
Simon Cooksey 0:fb7af294d5d9 443
Simon Cooksey 0:fb7af294d5d9 444 /*
Simon Cooksey 0:fb7af294d5d9 445 * Camellia key schedule (decryption)
Simon Cooksey 0:fb7af294d5d9 446 */
Simon Cooksey 0:fb7af294d5d9 447 int mbedtls_camellia_setkey_dec( mbedtls_camellia_context *ctx, const unsigned char *key,
Simon Cooksey 0:fb7af294d5d9 448 unsigned int keybits )
Simon Cooksey 0:fb7af294d5d9 449 {
Simon Cooksey 0:fb7af294d5d9 450 int idx, ret;
Simon Cooksey 0:fb7af294d5d9 451 size_t i;
Simon Cooksey 0:fb7af294d5d9 452 mbedtls_camellia_context cty;
Simon Cooksey 0:fb7af294d5d9 453 uint32_t *RK;
Simon Cooksey 0:fb7af294d5d9 454 uint32_t *SK;
Simon Cooksey 0:fb7af294d5d9 455
Simon Cooksey 0:fb7af294d5d9 456 mbedtls_camellia_init( &cty );
Simon Cooksey 0:fb7af294d5d9 457
Simon Cooksey 0:fb7af294d5d9 458 /* Also checks keybits */
Simon Cooksey 0:fb7af294d5d9 459 if( ( ret = mbedtls_camellia_setkey_enc( &cty, key, keybits ) ) != 0 )
Simon Cooksey 0:fb7af294d5d9 460 goto exit;
Simon Cooksey 0:fb7af294d5d9 461
Simon Cooksey 0:fb7af294d5d9 462 ctx->nr = cty.nr;
Simon Cooksey 0:fb7af294d5d9 463 idx = ( ctx->nr == 4 );
Simon Cooksey 0:fb7af294d5d9 464
Simon Cooksey 0:fb7af294d5d9 465 RK = ctx->rk;
Simon Cooksey 0:fb7af294d5d9 466 SK = cty.rk + 24 * 2 + 8 * idx * 2;
Simon Cooksey 0:fb7af294d5d9 467
Simon Cooksey 0:fb7af294d5d9 468 *RK++ = *SK++;
Simon Cooksey 0:fb7af294d5d9 469 *RK++ = *SK++;
Simon Cooksey 0:fb7af294d5d9 470 *RK++ = *SK++;
Simon Cooksey 0:fb7af294d5d9 471 *RK++ = *SK++;
Simon Cooksey 0:fb7af294d5d9 472
Simon Cooksey 0:fb7af294d5d9 473 for( i = 22 + 8 * idx, SK -= 6; i > 0; i--, SK -= 4 )
Simon Cooksey 0:fb7af294d5d9 474 {
Simon Cooksey 0:fb7af294d5d9 475 *RK++ = *SK++;
Simon Cooksey 0:fb7af294d5d9 476 *RK++ = *SK++;
Simon Cooksey 0:fb7af294d5d9 477 }
Simon Cooksey 0:fb7af294d5d9 478
Simon Cooksey 0:fb7af294d5d9 479 SK -= 2;
Simon Cooksey 0:fb7af294d5d9 480
Simon Cooksey 0:fb7af294d5d9 481 *RK++ = *SK++;
Simon Cooksey 0:fb7af294d5d9 482 *RK++ = *SK++;
Simon Cooksey 0:fb7af294d5d9 483 *RK++ = *SK++;
Simon Cooksey 0:fb7af294d5d9 484 *RK++ = *SK++;
Simon Cooksey 0:fb7af294d5d9 485
Simon Cooksey 0:fb7af294d5d9 486 exit:
Simon Cooksey 0:fb7af294d5d9 487 mbedtls_camellia_free( &cty );
Simon Cooksey 0:fb7af294d5d9 488
Simon Cooksey 0:fb7af294d5d9 489 return( ret );
Simon Cooksey 0:fb7af294d5d9 490 }
Simon Cooksey 0:fb7af294d5d9 491
Simon Cooksey 0:fb7af294d5d9 492 /*
Simon Cooksey 0:fb7af294d5d9 493 * Camellia-ECB block encryption/decryption
Simon Cooksey 0:fb7af294d5d9 494 */
Simon Cooksey 0:fb7af294d5d9 495 int mbedtls_camellia_crypt_ecb( mbedtls_camellia_context *ctx,
Simon Cooksey 0:fb7af294d5d9 496 int mode,
Simon Cooksey 0:fb7af294d5d9 497 const unsigned char input[16],
Simon Cooksey 0:fb7af294d5d9 498 unsigned char output[16] )
Simon Cooksey 0:fb7af294d5d9 499 {
Simon Cooksey 0:fb7af294d5d9 500 int NR;
Simon Cooksey 0:fb7af294d5d9 501 uint32_t *RK, X[4];
Simon Cooksey 0:fb7af294d5d9 502
Simon Cooksey 0:fb7af294d5d9 503 ( (void) mode );
Simon Cooksey 0:fb7af294d5d9 504
Simon Cooksey 0:fb7af294d5d9 505 NR = ctx->nr;
Simon Cooksey 0:fb7af294d5d9 506 RK = ctx->rk;
Simon Cooksey 0:fb7af294d5d9 507
Simon Cooksey 0:fb7af294d5d9 508 GET_UINT32_BE( X[0], input, 0 );
Simon Cooksey 0:fb7af294d5d9 509 GET_UINT32_BE( X[1], input, 4 );
Simon Cooksey 0:fb7af294d5d9 510 GET_UINT32_BE( X[2], input, 8 );
Simon Cooksey 0:fb7af294d5d9 511 GET_UINT32_BE( X[3], input, 12 );
Simon Cooksey 0:fb7af294d5d9 512
Simon Cooksey 0:fb7af294d5d9 513 X[0] ^= *RK++;
Simon Cooksey 0:fb7af294d5d9 514 X[1] ^= *RK++;
Simon Cooksey 0:fb7af294d5d9 515 X[2] ^= *RK++;
Simon Cooksey 0:fb7af294d5d9 516 X[3] ^= *RK++;
Simon Cooksey 0:fb7af294d5d9 517
Simon Cooksey 0:fb7af294d5d9 518 while( NR ) {
Simon Cooksey 0:fb7af294d5d9 519 --NR;
Simon Cooksey 0:fb7af294d5d9 520 camellia_feistel( X, RK, X + 2 );
Simon Cooksey 0:fb7af294d5d9 521 RK += 2;
Simon Cooksey 0:fb7af294d5d9 522 camellia_feistel( X + 2, RK, X );
Simon Cooksey 0:fb7af294d5d9 523 RK += 2;
Simon Cooksey 0:fb7af294d5d9 524 camellia_feistel( X, RK, X + 2 );
Simon Cooksey 0:fb7af294d5d9 525 RK += 2;
Simon Cooksey 0:fb7af294d5d9 526 camellia_feistel( X + 2, RK, X );
Simon Cooksey 0:fb7af294d5d9 527 RK += 2;
Simon Cooksey 0:fb7af294d5d9 528 camellia_feistel( X, RK, X + 2 );
Simon Cooksey 0:fb7af294d5d9 529 RK += 2;
Simon Cooksey 0:fb7af294d5d9 530 camellia_feistel( X + 2, RK, X );
Simon Cooksey 0:fb7af294d5d9 531 RK += 2;
Simon Cooksey 0:fb7af294d5d9 532
Simon Cooksey 0:fb7af294d5d9 533 if( NR ) {
Simon Cooksey 0:fb7af294d5d9 534 FL(X[0], X[1], RK[0], RK[1]);
Simon Cooksey 0:fb7af294d5d9 535 RK += 2;
Simon Cooksey 0:fb7af294d5d9 536 FLInv(X[2], X[3], RK[0], RK[1]);
Simon Cooksey 0:fb7af294d5d9 537 RK += 2;
Simon Cooksey 0:fb7af294d5d9 538 }
Simon Cooksey 0:fb7af294d5d9 539 }
Simon Cooksey 0:fb7af294d5d9 540
Simon Cooksey 0:fb7af294d5d9 541 X[2] ^= *RK++;
Simon Cooksey 0:fb7af294d5d9 542 X[3] ^= *RK++;
Simon Cooksey 0:fb7af294d5d9 543 X[0] ^= *RK++;
Simon Cooksey 0:fb7af294d5d9 544 X[1] ^= *RK++;
Simon Cooksey 0:fb7af294d5d9 545
Simon Cooksey 0:fb7af294d5d9 546 PUT_UINT32_BE( X[2], output, 0 );
Simon Cooksey 0:fb7af294d5d9 547 PUT_UINT32_BE( X[3], output, 4 );
Simon Cooksey 0:fb7af294d5d9 548 PUT_UINT32_BE( X[0], output, 8 );
Simon Cooksey 0:fb7af294d5d9 549 PUT_UINT32_BE( X[1], output, 12 );
Simon Cooksey 0:fb7af294d5d9 550
Simon Cooksey 0:fb7af294d5d9 551 return( 0 );
Simon Cooksey 0:fb7af294d5d9 552 }
Simon Cooksey 0:fb7af294d5d9 553
Simon Cooksey 0:fb7af294d5d9 554 #if defined(MBEDTLS_CIPHER_MODE_CBC)
Simon Cooksey 0:fb7af294d5d9 555 /*
Simon Cooksey 0:fb7af294d5d9 556 * Camellia-CBC buffer encryption/decryption
Simon Cooksey 0:fb7af294d5d9 557 */
Simon Cooksey 0:fb7af294d5d9 558 int mbedtls_camellia_crypt_cbc( mbedtls_camellia_context *ctx,
Simon Cooksey 0:fb7af294d5d9 559 int mode,
Simon Cooksey 0:fb7af294d5d9 560 size_t length,
Simon Cooksey 0:fb7af294d5d9 561 unsigned char iv[16],
Simon Cooksey 0:fb7af294d5d9 562 const unsigned char *input,
Simon Cooksey 0:fb7af294d5d9 563 unsigned char *output )
Simon Cooksey 0:fb7af294d5d9 564 {
Simon Cooksey 0:fb7af294d5d9 565 int i;
Simon Cooksey 0:fb7af294d5d9 566 unsigned char temp[16];
Simon Cooksey 0:fb7af294d5d9 567
Simon Cooksey 0:fb7af294d5d9 568 if( length % 16 )
Simon Cooksey 0:fb7af294d5d9 569 return( MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH );
Simon Cooksey 0:fb7af294d5d9 570
Simon Cooksey 0:fb7af294d5d9 571 if( mode == MBEDTLS_CAMELLIA_DECRYPT )
Simon Cooksey 0:fb7af294d5d9 572 {
Simon Cooksey 0:fb7af294d5d9 573 while( length > 0 )
Simon Cooksey 0:fb7af294d5d9 574 {
Simon Cooksey 0:fb7af294d5d9 575 memcpy( temp, input, 16 );
Simon Cooksey 0:fb7af294d5d9 576 mbedtls_camellia_crypt_ecb( ctx, mode, input, output );
Simon Cooksey 0:fb7af294d5d9 577
Simon Cooksey 0:fb7af294d5d9 578 for( i = 0; i < 16; i++ )
Simon Cooksey 0:fb7af294d5d9 579 output[i] = (unsigned char)( output[i] ^ iv[i] );
Simon Cooksey 0:fb7af294d5d9 580
Simon Cooksey 0:fb7af294d5d9 581 memcpy( iv, temp, 16 );
Simon Cooksey 0:fb7af294d5d9 582
Simon Cooksey 0:fb7af294d5d9 583 input += 16;
Simon Cooksey 0:fb7af294d5d9 584 output += 16;
Simon Cooksey 0:fb7af294d5d9 585 length -= 16;
Simon Cooksey 0:fb7af294d5d9 586 }
Simon Cooksey 0:fb7af294d5d9 587 }
Simon Cooksey 0:fb7af294d5d9 588 else
Simon Cooksey 0:fb7af294d5d9 589 {
Simon Cooksey 0:fb7af294d5d9 590 while( length > 0 )
Simon Cooksey 0:fb7af294d5d9 591 {
Simon Cooksey 0:fb7af294d5d9 592 for( i = 0; i < 16; i++ )
Simon Cooksey 0:fb7af294d5d9 593 output[i] = (unsigned char)( input[i] ^ iv[i] );
Simon Cooksey 0:fb7af294d5d9 594
Simon Cooksey 0:fb7af294d5d9 595 mbedtls_camellia_crypt_ecb( ctx, mode, output, output );
Simon Cooksey 0:fb7af294d5d9 596 memcpy( iv, output, 16 );
Simon Cooksey 0:fb7af294d5d9 597
Simon Cooksey 0:fb7af294d5d9 598 input += 16;
Simon Cooksey 0:fb7af294d5d9 599 output += 16;
Simon Cooksey 0:fb7af294d5d9 600 length -= 16;
Simon Cooksey 0:fb7af294d5d9 601 }
Simon Cooksey 0:fb7af294d5d9 602 }
Simon Cooksey 0:fb7af294d5d9 603
Simon Cooksey 0:fb7af294d5d9 604 return( 0 );
Simon Cooksey 0:fb7af294d5d9 605 }
Simon Cooksey 0:fb7af294d5d9 606 #endif /* MBEDTLS_CIPHER_MODE_CBC */
Simon Cooksey 0:fb7af294d5d9 607
Simon Cooksey 0:fb7af294d5d9 608 #if defined(MBEDTLS_CIPHER_MODE_CFB)
Simon Cooksey 0:fb7af294d5d9 609 /*
Simon Cooksey 0:fb7af294d5d9 610 * Camellia-CFB128 buffer encryption/decryption
Simon Cooksey 0:fb7af294d5d9 611 */
Simon Cooksey 0:fb7af294d5d9 612 int mbedtls_camellia_crypt_cfb128( mbedtls_camellia_context *ctx,
Simon Cooksey 0:fb7af294d5d9 613 int mode,
Simon Cooksey 0:fb7af294d5d9 614 size_t length,
Simon Cooksey 0:fb7af294d5d9 615 size_t *iv_off,
Simon Cooksey 0:fb7af294d5d9 616 unsigned char iv[16],
Simon Cooksey 0:fb7af294d5d9 617 const unsigned char *input,
Simon Cooksey 0:fb7af294d5d9 618 unsigned char *output )
Simon Cooksey 0:fb7af294d5d9 619 {
Simon Cooksey 0:fb7af294d5d9 620 int c;
Simon Cooksey 0:fb7af294d5d9 621 size_t n = *iv_off;
Simon Cooksey 0:fb7af294d5d9 622
Simon Cooksey 0:fb7af294d5d9 623 if( mode == MBEDTLS_CAMELLIA_DECRYPT )
Simon Cooksey 0:fb7af294d5d9 624 {
Simon Cooksey 0:fb7af294d5d9 625 while( length-- )
Simon Cooksey 0:fb7af294d5d9 626 {
Simon Cooksey 0:fb7af294d5d9 627 if( n == 0 )
Simon Cooksey 0:fb7af294d5d9 628 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv );
Simon Cooksey 0:fb7af294d5d9 629
Simon Cooksey 0:fb7af294d5d9 630 c = *input++;
Simon Cooksey 0:fb7af294d5d9 631 *output++ = (unsigned char)( c ^ iv[n] );
Simon Cooksey 0:fb7af294d5d9 632 iv[n] = (unsigned char) c;
Simon Cooksey 0:fb7af294d5d9 633
Simon Cooksey 0:fb7af294d5d9 634 n = ( n + 1 ) & 0x0F;
Simon Cooksey 0:fb7af294d5d9 635 }
Simon Cooksey 0:fb7af294d5d9 636 }
Simon Cooksey 0:fb7af294d5d9 637 else
Simon Cooksey 0:fb7af294d5d9 638 {
Simon Cooksey 0:fb7af294d5d9 639 while( length-- )
Simon Cooksey 0:fb7af294d5d9 640 {
Simon Cooksey 0:fb7af294d5d9 641 if( n == 0 )
Simon Cooksey 0:fb7af294d5d9 642 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv );
Simon Cooksey 0:fb7af294d5d9 643
Simon Cooksey 0:fb7af294d5d9 644 iv[n] = *output++ = (unsigned char)( iv[n] ^ *input++ );
Simon Cooksey 0:fb7af294d5d9 645
Simon Cooksey 0:fb7af294d5d9 646 n = ( n + 1 ) & 0x0F;
Simon Cooksey 0:fb7af294d5d9 647 }
Simon Cooksey 0:fb7af294d5d9 648 }
Simon Cooksey 0:fb7af294d5d9 649
Simon Cooksey 0:fb7af294d5d9 650 *iv_off = n;
Simon Cooksey 0:fb7af294d5d9 651
Simon Cooksey 0:fb7af294d5d9 652 return( 0 );
Simon Cooksey 0:fb7af294d5d9 653 }
Simon Cooksey 0:fb7af294d5d9 654 #endif /* MBEDTLS_CIPHER_MODE_CFB */
Simon Cooksey 0:fb7af294d5d9 655
Simon Cooksey 0:fb7af294d5d9 656 #if defined(MBEDTLS_CIPHER_MODE_CTR)
Simon Cooksey 0:fb7af294d5d9 657 /*
Simon Cooksey 0:fb7af294d5d9 658 * Camellia-CTR buffer encryption/decryption
Simon Cooksey 0:fb7af294d5d9 659 */
Simon Cooksey 0:fb7af294d5d9 660 int mbedtls_camellia_crypt_ctr( mbedtls_camellia_context *ctx,
Simon Cooksey 0:fb7af294d5d9 661 size_t length,
Simon Cooksey 0:fb7af294d5d9 662 size_t *nc_off,
Simon Cooksey 0:fb7af294d5d9 663 unsigned char nonce_counter[16],
Simon Cooksey 0:fb7af294d5d9 664 unsigned char stream_block[16],
Simon Cooksey 0:fb7af294d5d9 665 const unsigned char *input,
Simon Cooksey 0:fb7af294d5d9 666 unsigned char *output )
Simon Cooksey 0:fb7af294d5d9 667 {
Simon Cooksey 0:fb7af294d5d9 668 int c, i;
Simon Cooksey 0:fb7af294d5d9 669 size_t n = *nc_off;
Simon Cooksey 0:fb7af294d5d9 670
Simon Cooksey 0:fb7af294d5d9 671 while( length-- )
Simon Cooksey 0:fb7af294d5d9 672 {
Simon Cooksey 0:fb7af294d5d9 673 if( n == 0 ) {
Simon Cooksey 0:fb7af294d5d9 674 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, nonce_counter,
Simon Cooksey 0:fb7af294d5d9 675 stream_block );
Simon Cooksey 0:fb7af294d5d9 676
Simon Cooksey 0:fb7af294d5d9 677 for( i = 16; i > 0; i-- )
Simon Cooksey 0:fb7af294d5d9 678 if( ++nonce_counter[i - 1] != 0 )
Simon Cooksey 0:fb7af294d5d9 679 break;
Simon Cooksey 0:fb7af294d5d9 680 }
Simon Cooksey 0:fb7af294d5d9 681 c = *input++;
Simon Cooksey 0:fb7af294d5d9 682 *output++ = (unsigned char)( c ^ stream_block[n] );
Simon Cooksey 0:fb7af294d5d9 683
Simon Cooksey 0:fb7af294d5d9 684 n = ( n + 1 ) & 0x0F;
Simon Cooksey 0:fb7af294d5d9 685 }
Simon Cooksey 0:fb7af294d5d9 686
Simon Cooksey 0:fb7af294d5d9 687 *nc_off = n;
Simon Cooksey 0:fb7af294d5d9 688
Simon Cooksey 0:fb7af294d5d9 689 return( 0 );
Simon Cooksey 0:fb7af294d5d9 690 }
Simon Cooksey 0:fb7af294d5d9 691 #endif /* MBEDTLS_CIPHER_MODE_CTR */
Simon Cooksey 0:fb7af294d5d9 692 #endif /* !MBEDTLS_CAMELLIA_ALT */
Simon Cooksey 0:fb7af294d5d9 693
Simon Cooksey 0:fb7af294d5d9 694 #if defined(MBEDTLS_SELF_TEST)
Simon Cooksey 0:fb7af294d5d9 695
Simon Cooksey 0:fb7af294d5d9 696 /*
Simon Cooksey 0:fb7af294d5d9 697 * Camellia test vectors from:
Simon Cooksey 0:fb7af294d5d9 698 *
Simon Cooksey 0:fb7af294d5d9 699 * http://info.isl.ntt.co.jp/crypt/eng/camellia/technology.html:
Simon Cooksey 0:fb7af294d5d9 700 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/intermediate.txt
Simon Cooksey 0:fb7af294d5d9 701 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/t_camellia.txt
Simon Cooksey 0:fb7af294d5d9 702 * (For each bitlength: Key 0, Nr 39)
Simon Cooksey 0:fb7af294d5d9 703 */
Simon Cooksey 0:fb7af294d5d9 704 #define CAMELLIA_TESTS_ECB 2
Simon Cooksey 0:fb7af294d5d9 705
Simon Cooksey 0:fb7af294d5d9 706 static const unsigned char camellia_test_ecb_key[3][CAMELLIA_TESTS_ECB][32] =
Simon Cooksey 0:fb7af294d5d9 707 {
Simon Cooksey 0:fb7af294d5d9 708 {
Simon Cooksey 0:fb7af294d5d9 709 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
Simon Cooksey 0:fb7af294d5d9 710 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 },
Simon Cooksey 0:fb7af294d5d9 711 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Simon Cooksey 0:fb7af294d5d9 712 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
Simon Cooksey 0:fb7af294d5d9 713 },
Simon Cooksey 0:fb7af294d5d9 714 {
Simon Cooksey 0:fb7af294d5d9 715 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
Simon Cooksey 0:fb7af294d5d9 716 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
Simon Cooksey 0:fb7af294d5d9 717 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 },
Simon Cooksey 0:fb7af294d5d9 718 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Simon Cooksey 0:fb7af294d5d9 719 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Simon Cooksey 0:fb7af294d5d9 720 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
Simon Cooksey 0:fb7af294d5d9 721 },
Simon Cooksey 0:fb7af294d5d9 722 {
Simon Cooksey 0:fb7af294d5d9 723 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
Simon Cooksey 0:fb7af294d5d9 724 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
Simon Cooksey 0:fb7af294d5d9 725 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
Simon Cooksey 0:fb7af294d5d9 726 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff },
Simon Cooksey 0:fb7af294d5d9 727 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Simon Cooksey 0:fb7af294d5d9 728 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Simon Cooksey 0:fb7af294d5d9 729 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Simon Cooksey 0:fb7af294d5d9 730 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
Simon Cooksey 0:fb7af294d5d9 731 },
Simon Cooksey 0:fb7af294d5d9 732 };
Simon Cooksey 0:fb7af294d5d9 733
Simon Cooksey 0:fb7af294d5d9 734 static const unsigned char camellia_test_ecb_plain[CAMELLIA_TESTS_ECB][16] =
Simon Cooksey 0:fb7af294d5d9 735 {
Simon Cooksey 0:fb7af294d5d9 736 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
Simon Cooksey 0:fb7af294d5d9 737 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 },
Simon Cooksey 0:fb7af294d5d9 738 { 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
Simon Cooksey 0:fb7af294d5d9 739 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
Simon Cooksey 0:fb7af294d5d9 740 };
Simon Cooksey 0:fb7af294d5d9 741
Simon Cooksey 0:fb7af294d5d9 742 static const unsigned char camellia_test_ecb_cipher[3][CAMELLIA_TESTS_ECB][16] =
Simon Cooksey 0:fb7af294d5d9 743 {
Simon Cooksey 0:fb7af294d5d9 744 {
Simon Cooksey 0:fb7af294d5d9 745 { 0x67, 0x67, 0x31, 0x38, 0x54, 0x96, 0x69, 0x73,
Simon Cooksey 0:fb7af294d5d9 746 0x08, 0x57, 0x06, 0x56, 0x48, 0xea, 0xbe, 0x43 },
Simon Cooksey 0:fb7af294d5d9 747 { 0x38, 0x3C, 0x6C, 0x2A, 0xAB, 0xEF, 0x7F, 0xDE,
Simon Cooksey 0:fb7af294d5d9 748 0x25, 0xCD, 0x47, 0x0B, 0xF7, 0x74, 0xA3, 0x31 }
Simon Cooksey 0:fb7af294d5d9 749 },
Simon Cooksey 0:fb7af294d5d9 750 {
Simon Cooksey 0:fb7af294d5d9 751 { 0xb4, 0x99, 0x34, 0x01, 0xb3, 0xe9, 0x96, 0xf8,
Simon Cooksey 0:fb7af294d5d9 752 0x4e, 0xe5, 0xce, 0xe7, 0xd7, 0x9b, 0x09, 0xb9 },
Simon Cooksey 0:fb7af294d5d9 753 { 0xD1, 0x76, 0x3F, 0xC0, 0x19, 0xD7, 0x7C, 0xC9,
Simon Cooksey 0:fb7af294d5d9 754 0x30, 0xBF, 0xF2, 0xA5, 0x6F, 0x7C, 0x93, 0x64 }
Simon Cooksey 0:fb7af294d5d9 755 },
Simon Cooksey 0:fb7af294d5d9 756 {
Simon Cooksey 0:fb7af294d5d9 757 { 0x9a, 0xcc, 0x23, 0x7d, 0xff, 0x16, 0xd7, 0x6c,
Simon Cooksey 0:fb7af294d5d9 758 0x20, 0xef, 0x7c, 0x91, 0x9e, 0x3a, 0x75, 0x09 },
Simon Cooksey 0:fb7af294d5d9 759 { 0x05, 0x03, 0xFB, 0x10, 0xAB, 0x24, 0x1E, 0x7C,
Simon Cooksey 0:fb7af294d5d9 760 0xF4, 0x5D, 0x8C, 0xDE, 0xEE, 0x47, 0x43, 0x35 }
Simon Cooksey 0:fb7af294d5d9 761 }
Simon Cooksey 0:fb7af294d5d9 762 };
Simon Cooksey 0:fb7af294d5d9 763
Simon Cooksey 0:fb7af294d5d9 764 #if defined(MBEDTLS_CIPHER_MODE_CBC)
Simon Cooksey 0:fb7af294d5d9 765 #define CAMELLIA_TESTS_CBC 3
Simon Cooksey 0:fb7af294d5d9 766
Simon Cooksey 0:fb7af294d5d9 767 static const unsigned char camellia_test_cbc_key[3][32] =
Simon Cooksey 0:fb7af294d5d9 768 {
Simon Cooksey 0:fb7af294d5d9 769 { 0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6,
Simon Cooksey 0:fb7af294d5d9 770 0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C }
Simon Cooksey 0:fb7af294d5d9 771 ,
Simon Cooksey 0:fb7af294d5d9 772 { 0x8E, 0x73, 0xB0, 0xF7, 0xDA, 0x0E, 0x64, 0x52,
Simon Cooksey 0:fb7af294d5d9 773 0xC8, 0x10, 0xF3, 0x2B, 0x80, 0x90, 0x79, 0xE5,
Simon Cooksey 0:fb7af294d5d9 774 0x62, 0xF8, 0xEA, 0xD2, 0x52, 0x2C, 0x6B, 0x7B }
Simon Cooksey 0:fb7af294d5d9 775 ,
Simon Cooksey 0:fb7af294d5d9 776 { 0x60, 0x3D, 0xEB, 0x10, 0x15, 0xCA, 0x71, 0xBE,
Simon Cooksey 0:fb7af294d5d9 777 0x2B, 0x73, 0xAE, 0xF0, 0x85, 0x7D, 0x77, 0x81,
Simon Cooksey 0:fb7af294d5d9 778 0x1F, 0x35, 0x2C, 0x07, 0x3B, 0x61, 0x08, 0xD7,
Simon Cooksey 0:fb7af294d5d9 779 0x2D, 0x98, 0x10, 0xA3, 0x09, 0x14, 0xDF, 0xF4 }
Simon Cooksey 0:fb7af294d5d9 780 };
Simon Cooksey 0:fb7af294d5d9 781
Simon Cooksey 0:fb7af294d5d9 782 static const unsigned char camellia_test_cbc_iv[16] =
Simon Cooksey 0:fb7af294d5d9 783
Simon Cooksey 0:fb7af294d5d9 784 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
Simon Cooksey 0:fb7af294d5d9 785 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F }
Simon Cooksey 0:fb7af294d5d9 786 ;
Simon Cooksey 0:fb7af294d5d9 787
Simon Cooksey 0:fb7af294d5d9 788 static const unsigned char camellia_test_cbc_plain[CAMELLIA_TESTS_CBC][16] =
Simon Cooksey 0:fb7af294d5d9 789 {
Simon Cooksey 0:fb7af294d5d9 790 { 0x6B, 0xC1, 0xBE, 0xE2, 0x2E, 0x40, 0x9F, 0x96,
Simon Cooksey 0:fb7af294d5d9 791 0xE9, 0x3D, 0x7E, 0x11, 0x73, 0x93, 0x17, 0x2A },
Simon Cooksey 0:fb7af294d5d9 792 { 0xAE, 0x2D, 0x8A, 0x57, 0x1E, 0x03, 0xAC, 0x9C,
Simon Cooksey 0:fb7af294d5d9 793 0x9E, 0xB7, 0x6F, 0xAC, 0x45, 0xAF, 0x8E, 0x51 },
Simon Cooksey 0:fb7af294d5d9 794 { 0x30, 0xC8, 0x1C, 0x46, 0xA3, 0x5C, 0xE4, 0x11,
Simon Cooksey 0:fb7af294d5d9 795 0xE5, 0xFB, 0xC1, 0x19, 0x1A, 0x0A, 0x52, 0xEF }
Simon Cooksey 0:fb7af294d5d9 796
Simon Cooksey 0:fb7af294d5d9 797 };
Simon Cooksey 0:fb7af294d5d9 798
Simon Cooksey 0:fb7af294d5d9 799 static const unsigned char camellia_test_cbc_cipher[3][CAMELLIA_TESTS_CBC][16] =
Simon Cooksey 0:fb7af294d5d9 800 {
Simon Cooksey 0:fb7af294d5d9 801 {
Simon Cooksey 0:fb7af294d5d9 802 { 0x16, 0x07, 0xCF, 0x49, 0x4B, 0x36, 0xBB, 0xF0,
Simon Cooksey 0:fb7af294d5d9 803 0x0D, 0xAE, 0xB0, 0xB5, 0x03, 0xC8, 0x31, 0xAB },
Simon Cooksey 0:fb7af294d5d9 804 { 0xA2, 0xF2, 0xCF, 0x67, 0x16, 0x29, 0xEF, 0x78,
Simon Cooksey 0:fb7af294d5d9 805 0x40, 0xC5, 0xA5, 0xDF, 0xB5, 0x07, 0x48, 0x87 },
Simon Cooksey 0:fb7af294d5d9 806 { 0x0F, 0x06, 0x16, 0x50, 0x08, 0xCF, 0x8B, 0x8B,
Simon Cooksey 0:fb7af294d5d9 807 0x5A, 0x63, 0x58, 0x63, 0x62, 0x54, 0x3E, 0x54 }
Simon Cooksey 0:fb7af294d5d9 808 },
Simon Cooksey 0:fb7af294d5d9 809 {
Simon Cooksey 0:fb7af294d5d9 810 { 0x2A, 0x48, 0x30, 0xAB, 0x5A, 0xC4, 0xA1, 0xA2,
Simon Cooksey 0:fb7af294d5d9 811 0x40, 0x59, 0x55, 0xFD, 0x21, 0x95, 0xCF, 0x93 },
Simon Cooksey 0:fb7af294d5d9 812 { 0x5D, 0x5A, 0x86, 0x9B, 0xD1, 0x4C, 0xE5, 0x42,
Simon Cooksey 0:fb7af294d5d9 813 0x64, 0xF8, 0x92, 0xA6, 0xDD, 0x2E, 0xC3, 0xD5 },
Simon Cooksey 0:fb7af294d5d9 814 { 0x37, 0xD3, 0x59, 0xC3, 0x34, 0x98, 0x36, 0xD8,
Simon Cooksey 0:fb7af294d5d9 815 0x84, 0xE3, 0x10, 0xAD, 0xDF, 0x68, 0xC4, 0x49 }
Simon Cooksey 0:fb7af294d5d9 816 },
Simon Cooksey 0:fb7af294d5d9 817 {
Simon Cooksey 0:fb7af294d5d9 818 { 0xE6, 0xCF, 0xA3, 0x5F, 0xC0, 0x2B, 0x13, 0x4A,
Simon Cooksey 0:fb7af294d5d9 819 0x4D, 0x2C, 0x0B, 0x67, 0x37, 0xAC, 0x3E, 0xDA },
Simon Cooksey 0:fb7af294d5d9 820 { 0x36, 0xCB, 0xEB, 0x73, 0xBD, 0x50, 0x4B, 0x40,
Simon Cooksey 0:fb7af294d5d9 821 0x70, 0xB1, 0xB7, 0xDE, 0x2B, 0x21, 0xEB, 0x50 },
Simon Cooksey 0:fb7af294d5d9 822 { 0xE3, 0x1A, 0x60, 0x55, 0x29, 0x7D, 0x96, 0xCA,
Simon Cooksey 0:fb7af294d5d9 823 0x33, 0x30, 0xCD, 0xF1, 0xB1, 0x86, 0x0A, 0x83 }
Simon Cooksey 0:fb7af294d5d9 824 }
Simon Cooksey 0:fb7af294d5d9 825 };
Simon Cooksey 0:fb7af294d5d9 826 #endif /* MBEDTLS_CIPHER_MODE_CBC */
Simon Cooksey 0:fb7af294d5d9 827
Simon Cooksey 0:fb7af294d5d9 828 #if defined(MBEDTLS_CIPHER_MODE_CTR)
Simon Cooksey 0:fb7af294d5d9 829 /*
Simon Cooksey 0:fb7af294d5d9 830 * Camellia-CTR test vectors from:
Simon Cooksey 0:fb7af294d5d9 831 *
Simon Cooksey 0:fb7af294d5d9 832 * http://www.faqs.org/rfcs/rfc5528.html
Simon Cooksey 0:fb7af294d5d9 833 */
Simon Cooksey 0:fb7af294d5d9 834
Simon Cooksey 0:fb7af294d5d9 835 static const unsigned char camellia_test_ctr_key[3][16] =
Simon Cooksey 0:fb7af294d5d9 836 {
Simon Cooksey 0:fb7af294d5d9 837 { 0xAE, 0x68, 0x52, 0xF8, 0x12, 0x10, 0x67, 0xCC,
Simon Cooksey 0:fb7af294d5d9 838 0x4B, 0xF7, 0xA5, 0x76, 0x55, 0x77, 0xF3, 0x9E },
Simon Cooksey 0:fb7af294d5d9 839 { 0x7E, 0x24, 0x06, 0x78, 0x17, 0xFA, 0xE0, 0xD7,
Simon Cooksey 0:fb7af294d5d9 840 0x43, 0xD6, 0xCE, 0x1F, 0x32, 0x53, 0x91, 0x63 },
Simon Cooksey 0:fb7af294d5d9 841 { 0x76, 0x91, 0xBE, 0x03, 0x5E, 0x50, 0x20, 0xA8,
Simon Cooksey 0:fb7af294d5d9 842 0xAC, 0x6E, 0x61, 0x85, 0x29, 0xF9, 0xA0, 0xDC }
Simon Cooksey 0:fb7af294d5d9 843 };
Simon Cooksey 0:fb7af294d5d9 844
Simon Cooksey 0:fb7af294d5d9 845 static const unsigned char camellia_test_ctr_nonce_counter[3][16] =
Simon Cooksey 0:fb7af294d5d9 846 {
Simon Cooksey 0:fb7af294d5d9 847 { 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00,
Simon Cooksey 0:fb7af294d5d9 848 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
Simon Cooksey 0:fb7af294d5d9 849 { 0x00, 0x6C, 0xB6, 0xDB, 0xC0, 0x54, 0x3B, 0x59,
Simon Cooksey 0:fb7af294d5d9 850 0xDA, 0x48, 0xD9, 0x0B, 0x00, 0x00, 0x00, 0x01 },
Simon Cooksey 0:fb7af294d5d9 851 { 0x00, 0xE0, 0x01, 0x7B, 0x27, 0x77, 0x7F, 0x3F,
Simon Cooksey 0:fb7af294d5d9 852 0x4A, 0x17, 0x86, 0xF0, 0x00, 0x00, 0x00, 0x01 }
Simon Cooksey 0:fb7af294d5d9 853 };
Simon Cooksey 0:fb7af294d5d9 854
Simon Cooksey 0:fb7af294d5d9 855 static const unsigned char camellia_test_ctr_pt[3][48] =
Simon Cooksey 0:fb7af294d5d9 856 {
Simon Cooksey 0:fb7af294d5d9 857 { 0x53, 0x69, 0x6E, 0x67, 0x6C, 0x65, 0x20, 0x62,
Simon Cooksey 0:fb7af294d5d9 858 0x6C, 0x6F, 0x63, 0x6B, 0x20, 0x6D, 0x73, 0x67 },
Simon Cooksey 0:fb7af294d5d9 859
Simon Cooksey 0:fb7af294d5d9 860 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
Simon Cooksey 0:fb7af294d5d9 861 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
Simon Cooksey 0:fb7af294d5d9 862 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
Simon Cooksey 0:fb7af294d5d9 863 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F },
Simon Cooksey 0:fb7af294d5d9 864
Simon Cooksey 0:fb7af294d5d9 865 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
Simon Cooksey 0:fb7af294d5d9 866 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
Simon Cooksey 0:fb7af294d5d9 867 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
Simon Cooksey 0:fb7af294d5d9 868 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
Simon Cooksey 0:fb7af294d5d9 869 0x20, 0x21, 0x22, 0x23 }
Simon Cooksey 0:fb7af294d5d9 870 };
Simon Cooksey 0:fb7af294d5d9 871
Simon Cooksey 0:fb7af294d5d9 872 static const unsigned char camellia_test_ctr_ct[3][48] =
Simon Cooksey 0:fb7af294d5d9 873 {
Simon Cooksey 0:fb7af294d5d9 874 { 0xD0, 0x9D, 0xC2, 0x9A, 0x82, 0x14, 0x61, 0x9A,
Simon Cooksey 0:fb7af294d5d9 875 0x20, 0x87, 0x7C, 0x76, 0xDB, 0x1F, 0x0B, 0x3F },
Simon Cooksey 0:fb7af294d5d9 876 { 0xDB, 0xF3, 0xC7, 0x8D, 0xC0, 0x83, 0x96, 0xD4,
Simon Cooksey 0:fb7af294d5d9 877 0xDA, 0x7C, 0x90, 0x77, 0x65, 0xBB, 0xCB, 0x44,
Simon Cooksey 0:fb7af294d5d9 878 0x2B, 0x8E, 0x8E, 0x0F, 0x31, 0xF0, 0xDC, 0xA7,
Simon Cooksey 0:fb7af294d5d9 879 0x2C, 0x74, 0x17, 0xE3, 0x53, 0x60, 0xE0, 0x48 },
Simon Cooksey 0:fb7af294d5d9 880 { 0xB1, 0x9D, 0x1F, 0xCD, 0xCB, 0x75, 0xEB, 0x88,
Simon Cooksey 0:fb7af294d5d9 881 0x2F, 0x84, 0x9C, 0xE2, 0x4D, 0x85, 0xCF, 0x73,
Simon Cooksey 0:fb7af294d5d9 882 0x9C, 0xE6, 0x4B, 0x2B, 0x5C, 0x9D, 0x73, 0xF1,
Simon Cooksey 0:fb7af294d5d9 883 0x4F, 0x2D, 0x5D, 0x9D, 0xCE, 0x98, 0x89, 0xCD,
Simon Cooksey 0:fb7af294d5d9 884 0xDF, 0x50, 0x86, 0x96 }
Simon Cooksey 0:fb7af294d5d9 885 };
Simon Cooksey 0:fb7af294d5d9 886
Simon Cooksey 0:fb7af294d5d9 887 static const int camellia_test_ctr_len[3] =
Simon Cooksey 0:fb7af294d5d9 888 { 16, 32, 36 };
Simon Cooksey 0:fb7af294d5d9 889 #endif /* MBEDTLS_CIPHER_MODE_CTR */
Simon Cooksey 0:fb7af294d5d9 890
Simon Cooksey 0:fb7af294d5d9 891 /*
Simon Cooksey 0:fb7af294d5d9 892 * Checkup routine
Simon Cooksey 0:fb7af294d5d9 893 */
Simon Cooksey 0:fb7af294d5d9 894 int mbedtls_camellia_self_test( int verbose )
Simon Cooksey 0:fb7af294d5d9 895 {
Simon Cooksey 0:fb7af294d5d9 896 int i, j, u, v;
Simon Cooksey 0:fb7af294d5d9 897 unsigned char key[32];
Simon Cooksey 0:fb7af294d5d9 898 unsigned char buf[64];
Simon Cooksey 0:fb7af294d5d9 899 unsigned char src[16];
Simon Cooksey 0:fb7af294d5d9 900 unsigned char dst[16];
Simon Cooksey 0:fb7af294d5d9 901 #if defined(MBEDTLS_CIPHER_MODE_CBC)
Simon Cooksey 0:fb7af294d5d9 902 unsigned char iv[16];
Simon Cooksey 0:fb7af294d5d9 903 #endif
Simon Cooksey 0:fb7af294d5d9 904 #if defined(MBEDTLS_CIPHER_MODE_CTR)
Simon Cooksey 0:fb7af294d5d9 905 size_t offset, len;
Simon Cooksey 0:fb7af294d5d9 906 unsigned char nonce_counter[16];
Simon Cooksey 0:fb7af294d5d9 907 unsigned char stream_block[16];
Simon Cooksey 0:fb7af294d5d9 908 #endif
Simon Cooksey 0:fb7af294d5d9 909
Simon Cooksey 0:fb7af294d5d9 910 mbedtls_camellia_context ctx;
Simon Cooksey 0:fb7af294d5d9 911
Simon Cooksey 0:fb7af294d5d9 912 memset( key, 0, 32 );
Simon Cooksey 0:fb7af294d5d9 913
Simon Cooksey 0:fb7af294d5d9 914 for( j = 0; j < 6; j++ ) {
Simon Cooksey 0:fb7af294d5d9 915 u = j >> 1;
Simon Cooksey 0:fb7af294d5d9 916 v = j & 1;
Simon Cooksey 0:fb7af294d5d9 917
Simon Cooksey 0:fb7af294d5d9 918 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 919 mbedtls_printf( " CAMELLIA-ECB-%3d (%s): ", 128 + u * 64,
Simon Cooksey 0:fb7af294d5d9 920 (v == MBEDTLS_CAMELLIA_DECRYPT) ? "dec" : "enc");
Simon Cooksey 0:fb7af294d5d9 921
Simon Cooksey 0:fb7af294d5d9 922 for( i = 0; i < CAMELLIA_TESTS_ECB; i++ ) {
Simon Cooksey 0:fb7af294d5d9 923 memcpy( key, camellia_test_ecb_key[u][i], 16 + 8 * u );
Simon Cooksey 0:fb7af294d5d9 924
Simon Cooksey 0:fb7af294d5d9 925 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
Simon Cooksey 0:fb7af294d5d9 926 mbedtls_camellia_setkey_dec( &ctx, key, 128 + u * 64 );
Simon Cooksey 0:fb7af294d5d9 927 memcpy( src, camellia_test_ecb_cipher[u][i], 16 );
Simon Cooksey 0:fb7af294d5d9 928 memcpy( dst, camellia_test_ecb_plain[i], 16 );
Simon Cooksey 0:fb7af294d5d9 929 } else { /* MBEDTLS_CAMELLIA_ENCRYPT */
Simon Cooksey 0:fb7af294d5d9 930 mbedtls_camellia_setkey_enc( &ctx, key, 128 + u * 64 );
Simon Cooksey 0:fb7af294d5d9 931 memcpy( src, camellia_test_ecb_plain[i], 16 );
Simon Cooksey 0:fb7af294d5d9 932 memcpy( dst, camellia_test_ecb_cipher[u][i], 16 );
Simon Cooksey 0:fb7af294d5d9 933 }
Simon Cooksey 0:fb7af294d5d9 934
Simon Cooksey 0:fb7af294d5d9 935 mbedtls_camellia_crypt_ecb( &ctx, v, src, buf );
Simon Cooksey 0:fb7af294d5d9 936
Simon Cooksey 0:fb7af294d5d9 937 if( memcmp( buf, dst, 16 ) != 0 )
Simon Cooksey 0:fb7af294d5d9 938 {
Simon Cooksey 0:fb7af294d5d9 939 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 940 mbedtls_printf( "failed\n" );
Simon Cooksey 0:fb7af294d5d9 941
Simon Cooksey 0:fb7af294d5d9 942 return( 1 );
Simon Cooksey 0:fb7af294d5d9 943 }
Simon Cooksey 0:fb7af294d5d9 944 }
Simon Cooksey 0:fb7af294d5d9 945
Simon Cooksey 0:fb7af294d5d9 946 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 947 mbedtls_printf( "passed\n" );
Simon Cooksey 0:fb7af294d5d9 948 }
Simon Cooksey 0:fb7af294d5d9 949
Simon Cooksey 0:fb7af294d5d9 950 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 951 mbedtls_printf( "\n" );
Simon Cooksey 0:fb7af294d5d9 952
Simon Cooksey 0:fb7af294d5d9 953 #if defined(MBEDTLS_CIPHER_MODE_CBC)
Simon Cooksey 0:fb7af294d5d9 954 /*
Simon Cooksey 0:fb7af294d5d9 955 * CBC mode
Simon Cooksey 0:fb7af294d5d9 956 */
Simon Cooksey 0:fb7af294d5d9 957 for( j = 0; j < 6; j++ )
Simon Cooksey 0:fb7af294d5d9 958 {
Simon Cooksey 0:fb7af294d5d9 959 u = j >> 1;
Simon Cooksey 0:fb7af294d5d9 960 v = j & 1;
Simon Cooksey 0:fb7af294d5d9 961
Simon Cooksey 0:fb7af294d5d9 962 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 963 mbedtls_printf( " CAMELLIA-CBC-%3d (%s): ", 128 + u * 64,
Simon Cooksey 0:fb7af294d5d9 964 ( v == MBEDTLS_CAMELLIA_DECRYPT ) ? "dec" : "enc" );
Simon Cooksey 0:fb7af294d5d9 965
Simon Cooksey 0:fb7af294d5d9 966 memcpy( src, camellia_test_cbc_iv, 16 );
Simon Cooksey 0:fb7af294d5d9 967 memcpy( dst, camellia_test_cbc_iv, 16 );
Simon Cooksey 0:fb7af294d5d9 968 memcpy( key, camellia_test_cbc_key[u], 16 + 8 * u );
Simon Cooksey 0:fb7af294d5d9 969
Simon Cooksey 0:fb7af294d5d9 970 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
Simon Cooksey 0:fb7af294d5d9 971 mbedtls_camellia_setkey_dec( &ctx, key, 128 + u * 64 );
Simon Cooksey 0:fb7af294d5d9 972 } else {
Simon Cooksey 0:fb7af294d5d9 973 mbedtls_camellia_setkey_enc( &ctx, key, 128 + u * 64 );
Simon Cooksey 0:fb7af294d5d9 974 }
Simon Cooksey 0:fb7af294d5d9 975
Simon Cooksey 0:fb7af294d5d9 976 for( i = 0; i < CAMELLIA_TESTS_CBC; i++ ) {
Simon Cooksey 0:fb7af294d5d9 977
Simon Cooksey 0:fb7af294d5d9 978 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
Simon Cooksey 0:fb7af294d5d9 979 memcpy( iv , src, 16 );
Simon Cooksey 0:fb7af294d5d9 980 memcpy( src, camellia_test_cbc_cipher[u][i], 16 );
Simon Cooksey 0:fb7af294d5d9 981 memcpy( dst, camellia_test_cbc_plain[i], 16 );
Simon Cooksey 0:fb7af294d5d9 982 } else { /* MBEDTLS_CAMELLIA_ENCRYPT */
Simon Cooksey 0:fb7af294d5d9 983 memcpy( iv , dst, 16 );
Simon Cooksey 0:fb7af294d5d9 984 memcpy( src, camellia_test_cbc_plain[i], 16 );
Simon Cooksey 0:fb7af294d5d9 985 memcpy( dst, camellia_test_cbc_cipher[u][i], 16 );
Simon Cooksey 0:fb7af294d5d9 986 }
Simon Cooksey 0:fb7af294d5d9 987
Simon Cooksey 0:fb7af294d5d9 988 mbedtls_camellia_crypt_cbc( &ctx, v, 16, iv, src, buf );
Simon Cooksey 0:fb7af294d5d9 989
Simon Cooksey 0:fb7af294d5d9 990 if( memcmp( buf, dst, 16 ) != 0 )
Simon Cooksey 0:fb7af294d5d9 991 {
Simon Cooksey 0:fb7af294d5d9 992 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 993 mbedtls_printf( "failed\n" );
Simon Cooksey 0:fb7af294d5d9 994
Simon Cooksey 0:fb7af294d5d9 995 return( 1 );
Simon Cooksey 0:fb7af294d5d9 996 }
Simon Cooksey 0:fb7af294d5d9 997 }
Simon Cooksey 0:fb7af294d5d9 998
Simon Cooksey 0:fb7af294d5d9 999 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 1000 mbedtls_printf( "passed\n" );
Simon Cooksey 0:fb7af294d5d9 1001 }
Simon Cooksey 0:fb7af294d5d9 1002 #endif /* MBEDTLS_CIPHER_MODE_CBC */
Simon Cooksey 0:fb7af294d5d9 1003
Simon Cooksey 0:fb7af294d5d9 1004 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 1005 mbedtls_printf( "\n" );
Simon Cooksey 0:fb7af294d5d9 1006
Simon Cooksey 0:fb7af294d5d9 1007 #if defined(MBEDTLS_CIPHER_MODE_CTR)
Simon Cooksey 0:fb7af294d5d9 1008 /*
Simon Cooksey 0:fb7af294d5d9 1009 * CTR mode
Simon Cooksey 0:fb7af294d5d9 1010 */
Simon Cooksey 0:fb7af294d5d9 1011 for( i = 0; i < 6; i++ )
Simon Cooksey 0:fb7af294d5d9 1012 {
Simon Cooksey 0:fb7af294d5d9 1013 u = i >> 1;
Simon Cooksey 0:fb7af294d5d9 1014 v = i & 1;
Simon Cooksey 0:fb7af294d5d9 1015
Simon Cooksey 0:fb7af294d5d9 1016 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 1017 mbedtls_printf( " CAMELLIA-CTR-128 (%s): ",
Simon Cooksey 0:fb7af294d5d9 1018 ( v == MBEDTLS_CAMELLIA_DECRYPT ) ? "dec" : "enc" );
Simon Cooksey 0:fb7af294d5d9 1019
Simon Cooksey 0:fb7af294d5d9 1020 memcpy( nonce_counter, camellia_test_ctr_nonce_counter[u], 16 );
Simon Cooksey 0:fb7af294d5d9 1021 memcpy( key, camellia_test_ctr_key[u], 16 );
Simon Cooksey 0:fb7af294d5d9 1022
Simon Cooksey 0:fb7af294d5d9 1023 offset = 0;
Simon Cooksey 0:fb7af294d5d9 1024 mbedtls_camellia_setkey_enc( &ctx, key, 128 );
Simon Cooksey 0:fb7af294d5d9 1025
Simon Cooksey 0:fb7af294d5d9 1026 if( v == MBEDTLS_CAMELLIA_DECRYPT )
Simon Cooksey 0:fb7af294d5d9 1027 {
Simon Cooksey 0:fb7af294d5d9 1028 len = camellia_test_ctr_len[u];
Simon Cooksey 0:fb7af294d5d9 1029 memcpy( buf, camellia_test_ctr_ct[u], len );
Simon Cooksey 0:fb7af294d5d9 1030
Simon Cooksey 0:fb7af294d5d9 1031 mbedtls_camellia_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
Simon Cooksey 0:fb7af294d5d9 1032 buf, buf );
Simon Cooksey 0:fb7af294d5d9 1033
Simon Cooksey 0:fb7af294d5d9 1034 if( memcmp( buf, camellia_test_ctr_pt[u], len ) != 0 )
Simon Cooksey 0:fb7af294d5d9 1035 {
Simon Cooksey 0:fb7af294d5d9 1036 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 1037 mbedtls_printf( "failed\n" );
Simon Cooksey 0:fb7af294d5d9 1038
Simon Cooksey 0:fb7af294d5d9 1039 return( 1 );
Simon Cooksey 0:fb7af294d5d9 1040 }
Simon Cooksey 0:fb7af294d5d9 1041 }
Simon Cooksey 0:fb7af294d5d9 1042 else
Simon Cooksey 0:fb7af294d5d9 1043 {
Simon Cooksey 0:fb7af294d5d9 1044 len = camellia_test_ctr_len[u];
Simon Cooksey 0:fb7af294d5d9 1045 memcpy( buf, camellia_test_ctr_pt[u], len );
Simon Cooksey 0:fb7af294d5d9 1046
Simon Cooksey 0:fb7af294d5d9 1047 mbedtls_camellia_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
Simon Cooksey 0:fb7af294d5d9 1048 buf, buf );
Simon Cooksey 0:fb7af294d5d9 1049
Simon Cooksey 0:fb7af294d5d9 1050 if( memcmp( buf, camellia_test_ctr_ct[u], len ) != 0 )
Simon Cooksey 0:fb7af294d5d9 1051 {
Simon Cooksey 0:fb7af294d5d9 1052 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 1053 mbedtls_printf( "failed\n" );
Simon Cooksey 0:fb7af294d5d9 1054
Simon Cooksey 0:fb7af294d5d9 1055 return( 1 );
Simon Cooksey 0:fb7af294d5d9 1056 }
Simon Cooksey 0:fb7af294d5d9 1057 }
Simon Cooksey 0:fb7af294d5d9 1058
Simon Cooksey 0:fb7af294d5d9 1059 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 1060 mbedtls_printf( "passed\n" );
Simon Cooksey 0:fb7af294d5d9 1061 }
Simon Cooksey 0:fb7af294d5d9 1062
Simon Cooksey 0:fb7af294d5d9 1063 if( verbose != 0 )
Simon Cooksey 0:fb7af294d5d9 1064 mbedtls_printf( "\n" );
Simon Cooksey 0:fb7af294d5d9 1065 #endif /* MBEDTLS_CIPHER_MODE_CTR */
Simon Cooksey 0:fb7af294d5d9 1066
Simon Cooksey 0:fb7af294d5d9 1067 return( 0 );
Simon Cooksey 0:fb7af294d5d9 1068 }
Simon Cooksey 0:fb7af294d5d9 1069
Simon Cooksey 0:fb7af294d5d9 1070 #endif /* MBEDTLS_SELF_TEST */
Simon Cooksey 0:fb7af294d5d9 1071
Simon Cooksey 0:fb7af294d5d9 1072 #endif /* MBEDTLS_CAMELLIA_C */