Kev Mann / mbed-dev-OS5_10_4

RTC auf true

features/mbedtls/src/camellia.c@2:7aab896b1a3b, 2019-03-13 (annotated)

Committer:
kevman
Date:
Wed Mar 13 11:03:24 2019 +0000
Revision:
2:7aab896b1a3b
Parent:
0:38ceb79fef03 
2019-03-13

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kevman 0:38ceb79fef03 1 /*
kevman 0:38ceb79fef03 2 * Camellia implementation
kevman 0:38ceb79fef03 3 *
kevman 0:38ceb79fef03 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
kevman 0:38ceb79fef03 5 * SPDX-License-Identifier: Apache-2.0
kevman 0:38ceb79fef03 6 *
kevman 0:38ceb79fef03 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
kevman 0:38ceb79fef03 8 * not use this file except in compliance with the License.
kevman 0:38ceb79fef03 9 * You may obtain a copy of the License at
kevman 0:38ceb79fef03 10 *
kevman 0:38ceb79fef03 11 * http://www.apache.org/licenses/LICENSE-2.0
kevman 0:38ceb79fef03 12 *
kevman 0:38ceb79fef03 13 * Unless required by applicable law or agreed to in writing, software
kevman 0:38ceb79fef03 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
kevman 0:38ceb79fef03 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kevman 0:38ceb79fef03 16 * See the License for the specific language governing permissions and
kevman 0:38ceb79fef03 17 * limitations under the License.
kevman 0:38ceb79fef03 18 *
kevman 0:38ceb79fef03 19 * This file is part of mbed TLS (https://tls.mbed.org)
kevman 0:38ceb79fef03 20 */
kevman 0:38ceb79fef03 21 /*
kevman 0:38ceb79fef03 22 * The Camellia block cipher was designed by NTT and Mitsubishi Electric
kevman 0:38ceb79fef03 23 * Corporation.
kevman 0:38ceb79fef03 24 *
kevman 0:38ceb79fef03 25 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/01espec.pdf
kevman 0:38ceb79fef03 26 */
kevman 0:38ceb79fef03 27
kevman 0:38ceb79fef03 28 #if !defined(MBEDTLS_CONFIG_FILE)
kevman 0:38ceb79fef03 29 #include "mbedtls/config.h"
kevman 0:38ceb79fef03 30 #else
kevman 0:38ceb79fef03 31 #include MBEDTLS_CONFIG_FILE
kevman 0:38ceb79fef03 32 #endif
kevman 0:38ceb79fef03 33
kevman 0:38ceb79fef03 34 #if defined(MBEDTLS_CAMELLIA_C)
kevman 0:38ceb79fef03 35
kevman 0:38ceb79fef03 36 #include "mbedtls/camellia.h"
kevman 0:38ceb79fef03 37 #include "mbedtls/platform_util.h"
kevman 0:38ceb79fef03 38
kevman 0:38ceb79fef03 39 #include <string.h>
kevman 0:38ceb79fef03 40
kevman 0:38ceb79fef03 41 #if defined(MBEDTLS_SELF_TEST)
kevman 0:38ceb79fef03 42 #if defined(MBEDTLS_PLATFORM_C)
kevman 0:38ceb79fef03 43 #include "mbedtls/platform.h"
kevman 0:38ceb79fef03 44 #else
kevman 0:38ceb79fef03 45 #include <stdio.h>
kevman 0:38ceb79fef03 46 #define mbedtls_printf printf
kevman 0:38ceb79fef03 47 #endif /* MBEDTLS_PLATFORM_C */
kevman 0:38ceb79fef03 48 #endif /* MBEDTLS_SELF_TEST */
kevman 0:38ceb79fef03 49
kevman 0:38ceb79fef03 50 #if !defined(MBEDTLS_CAMELLIA_ALT)
kevman 0:38ceb79fef03 51
kevman 0:38ceb79fef03 52 /*
kevman 0:38ceb79fef03 53 * 32-bit integer manipulation macros (big endian)
kevman 0:38ceb79fef03 54 */
kevman 0:38ceb79fef03 55 #ifndef GET_UINT32_BE
kevman 0:38ceb79fef03 56 #define GET_UINT32_BE(n,b,i) \
kevman 0:38ceb79fef03 57 { \
kevman 0:38ceb79fef03 58 (n) = ( (uint32_t) (b)[(i) ] << 24 ) \
kevman 0:38ceb79fef03 59 | ( (uint32_t) (b)[(i) + 1] << 16 ) \
kevman 0:38ceb79fef03 60 | ( (uint32_t) (b)[(i) + 2] << 8 ) \
kevman 0:38ceb79fef03 61 | ( (uint32_t) (b)[(i) + 3] ); \
kevman 0:38ceb79fef03 62 }
kevman 0:38ceb79fef03 63 #endif
kevman 0:38ceb79fef03 64
kevman 0:38ceb79fef03 65 #ifndef PUT_UINT32_BE
kevman 0:38ceb79fef03 66 #define PUT_UINT32_BE(n,b,i) \
kevman 0:38ceb79fef03 67 { \
kevman 0:38ceb79fef03 68 (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
kevman 0:38ceb79fef03 69 (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
kevman 0:38ceb79fef03 70 (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
kevman 0:38ceb79fef03 71 (b)[(i) + 3] = (unsigned char) ( (n) ); \
kevman 0:38ceb79fef03 72 }
kevman 0:38ceb79fef03 73 #endif
kevman 0:38ceb79fef03 74
kevman 0:38ceb79fef03 75 static const unsigned char SIGMA_CHARS[6][8] =
kevman 0:38ceb79fef03 76 {
kevman 0:38ceb79fef03 77 { 0xa0, 0x9e, 0x66, 0x7f, 0x3b, 0xcc, 0x90, 0x8b },
kevman 0:38ceb79fef03 78 { 0xb6, 0x7a, 0xe8, 0x58, 0x4c, 0xaa, 0x73, 0xb2 },
kevman 0:38ceb79fef03 79 { 0xc6, 0xef, 0x37, 0x2f, 0xe9, 0x4f, 0x82, 0xbe },
kevman 0:38ceb79fef03 80 { 0x54, 0xff, 0x53, 0xa5, 0xf1, 0xd3, 0x6f, 0x1c },
kevman 0:38ceb79fef03 81 { 0x10, 0xe5, 0x27, 0xfa, 0xde, 0x68, 0x2d, 0x1d },
kevman 0:38ceb79fef03 82 { 0xb0, 0x56, 0x88, 0xc2, 0xb3, 0xe6, 0xc1, 0xfd }
kevman 0:38ceb79fef03 83 };
kevman 0:38ceb79fef03 84
kevman 0:38ceb79fef03 85 #if defined(MBEDTLS_CAMELLIA_SMALL_MEMORY)
kevman 0:38ceb79fef03 86
kevman 0:38ceb79fef03 87 static const unsigned char FSb[256] =
kevman 0:38ceb79fef03 88 {
kevman 0:38ceb79fef03 89 112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65,
kevman 0:38ceb79fef03 90 35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189,
kevman 0:38ceb79fef03 91 134,184,175,143,124,235, 31,206, 62, 48,220, 95, 94,197, 11, 26,
kevman 0:38ceb79fef03 92 166,225, 57,202,213, 71, 93, 61,217, 1, 90,214, 81, 86,108, 77,
kevman 0:38ceb79fef03 93 139, 13,154,102,251,204,176, 45,116, 18, 43, 32,240,177,132,153,
kevman 0:38ceb79fef03 94 223, 76,203,194, 52,126,118, 5,109,183,169, 49,209, 23, 4,215,
kevman 0:38ceb79fef03 95 20, 88, 58, 97,222, 27, 17, 28, 50, 15,156, 22, 83, 24,242, 34,
kevman 0:38ceb79fef03 96 254, 68,207,178,195,181,122,145, 36, 8,232,168, 96,252,105, 80,
kevman 0:38ceb79fef03 97 170,208,160,125,161,137, 98,151, 84, 91, 30,149,224,255,100,210,
kevman 0:38ceb79fef03 98 16,196, 0, 72,163,247,117,219,138, 3,230,218, 9, 63,221,148,
kevman 0:38ceb79fef03 99 135, 92,131, 2,205, 74,144, 51,115,103,246,243,157,127,191,226,
kevman 0:38ceb79fef03 100 82,155,216, 38,200, 55,198, 59,129,150,111, 75, 19,190, 99, 46,
kevman 0:38ceb79fef03 101 233,121,167,140,159,110,188,142, 41,245,249,182, 47,253,180, 89,
kevman 0:38ceb79fef03 102 120,152, 6,106,231, 70,113,186,212, 37,171, 66,136,162,141,250,
kevman 0:38ceb79fef03 103 114, 7,185, 85,248,238,172, 10, 54, 73, 42,104, 60, 56,241,164,
kevman 0:38ceb79fef03 104 64, 40,211,123,187,201, 67,193, 21,227,173,244,119,199,128,158
kevman 0:38ceb79fef03 105 };
kevman 0:38ceb79fef03 106
kevman 0:38ceb79fef03 107 #define SBOX1(n) FSb[(n)]
kevman 0:38ceb79fef03 108 #define SBOX2(n) (unsigned char)((FSb[(n)] >> 7 ^ FSb[(n)] << 1) & 0xff)
kevman 0:38ceb79fef03 109 #define SBOX3(n) (unsigned char)((FSb[(n)] >> 1 ^ FSb[(n)] << 7) & 0xff)
kevman 0:38ceb79fef03 110 #define SBOX4(n) FSb[((n) << 1 ^ (n) >> 7) &0xff]
kevman 0:38ceb79fef03 111
kevman 0:38ceb79fef03 112 #else /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
kevman 0:38ceb79fef03 113
kevman 0:38ceb79fef03 114 static const unsigned char FSb[256] =
kevman 0:38ceb79fef03 115 {
kevman 0:38ceb79fef03 116 112, 130, 44, 236, 179, 39, 192, 229, 228, 133, 87, 53, 234, 12, 174, 65,
kevman 0:38ceb79fef03 117 35, 239, 107, 147, 69, 25, 165, 33, 237, 14, 79, 78, 29, 101, 146, 189,
kevman 0:38ceb79fef03 118 134, 184, 175, 143, 124, 235, 31, 206, 62, 48, 220, 95, 94, 197, 11, 26,
kevman 0:38ceb79fef03 119 166, 225, 57, 202, 213, 71, 93, 61, 217, 1, 90, 214, 81, 86, 108, 77,
kevman 0:38ceb79fef03 120 139, 13, 154, 102, 251, 204, 176, 45, 116, 18, 43, 32, 240, 177, 132, 153,
kevman 0:38ceb79fef03 121 223, 76, 203, 194, 52, 126, 118, 5, 109, 183, 169, 49, 209, 23, 4, 215,
kevman 0:38ceb79fef03 122 20, 88, 58, 97, 222, 27, 17, 28, 50, 15, 156, 22, 83, 24, 242, 34,
kevman 0:38ceb79fef03 123 254, 68, 207, 178, 195, 181, 122, 145, 36, 8, 232, 168, 96, 252, 105, 80,
kevman 0:38ceb79fef03 124 170, 208, 160, 125, 161, 137, 98, 151, 84, 91, 30, 149, 224, 255, 100, 210,
kevman 0:38ceb79fef03 125 16, 196, 0, 72, 163, 247, 117, 219, 138, 3, 230, 218, 9, 63, 221, 148,
kevman 0:38ceb79fef03 126 135, 92, 131, 2, 205, 74, 144, 51, 115, 103, 246, 243, 157, 127, 191, 226,
kevman 0:38ceb79fef03 127 82, 155, 216, 38, 200, 55, 198, 59, 129, 150, 111, 75, 19, 190, 99, 46,
kevman 0:38ceb79fef03 128 233, 121, 167, 140, 159, 110, 188, 142, 41, 245, 249, 182, 47, 253, 180, 89,
kevman 0:38ceb79fef03 129 120, 152, 6, 106, 231, 70, 113, 186, 212, 37, 171, 66, 136, 162, 141, 250,
kevman 0:38ceb79fef03 130 114, 7, 185, 85, 248, 238, 172, 10, 54, 73, 42, 104, 60, 56, 241, 164,
kevman 0:38ceb79fef03 131 64, 40, 211, 123, 187, 201, 67, 193, 21, 227, 173, 244, 119, 199, 128, 158
kevman 0:38ceb79fef03 132 };
kevman 0:38ceb79fef03 133
kevman 0:38ceb79fef03 134 static const unsigned char FSb2[256] =
kevman 0:38ceb79fef03 135 {
kevman 0:38ceb79fef03 136 224, 5, 88, 217, 103, 78, 129, 203, 201, 11, 174, 106, 213, 24, 93, 130,
kevman 0:38ceb79fef03 137 70, 223, 214, 39, 138, 50, 75, 66, 219, 28, 158, 156, 58, 202, 37, 123,
kevman 0:38ceb79fef03 138 13, 113, 95, 31, 248, 215, 62, 157, 124, 96, 185, 190, 188, 139, 22, 52,
kevman 0:38ceb79fef03 139 77, 195, 114, 149, 171, 142, 186, 122, 179, 2, 180, 173, 162, 172, 216, 154,
kevman 0:38ceb79fef03 140 23, 26, 53, 204, 247, 153, 97, 90, 232, 36, 86, 64, 225, 99, 9, 51,
kevman 0:38ceb79fef03 141 191, 152, 151, 133, 104, 252, 236, 10, 218, 111, 83, 98, 163, 46, 8, 175,
kevman 0:38ceb79fef03 142 40, 176, 116, 194, 189, 54, 34, 56, 100, 30, 57, 44, 166, 48, 229, 68,
kevman 0:38ceb79fef03 143 253, 136, 159, 101, 135, 107, 244, 35, 72, 16, 209, 81, 192, 249, 210, 160,
kevman 0:38ceb79fef03 144 85, 161, 65, 250, 67, 19, 196, 47, 168, 182, 60, 43, 193, 255, 200, 165,
kevman 0:38ceb79fef03 145 32, 137, 0, 144, 71, 239, 234, 183, 21, 6, 205, 181, 18, 126, 187, 41,
kevman 0:38ceb79fef03 146 15, 184, 7, 4, 155, 148, 33, 102, 230, 206, 237, 231, 59, 254, 127, 197,
kevman 0:38ceb79fef03 147 164, 55, 177, 76, 145, 110, 141, 118, 3, 45, 222, 150, 38, 125, 198, 92,
kevman 0:38ceb79fef03 148 211, 242, 79, 25, 63, 220, 121, 29, 82, 235, 243, 109, 94, 251, 105, 178,
kevman 0:38ceb79fef03 149 240, 49, 12, 212, 207, 140, 226, 117, 169, 74, 87, 132, 17, 69, 27, 245,
kevman 0:38ceb79fef03 150 228, 14, 115, 170, 241, 221, 89, 20, 108, 146, 84, 208, 120, 112, 227, 73,
kevman 0:38ceb79fef03 151 128, 80, 167, 246, 119, 147, 134, 131, 42, 199, 91, 233, 238, 143, 1, 61
kevman 0:38ceb79fef03 152 };
kevman 0:38ceb79fef03 153
kevman 0:38ceb79fef03 154 static const unsigned char FSb3[256] =
kevman 0:38ceb79fef03 155 {
kevman 0:38ceb79fef03 156 56, 65, 22, 118, 217, 147, 96, 242, 114, 194, 171, 154, 117, 6, 87, 160,
kevman 0:38ceb79fef03 157 145, 247, 181, 201, 162, 140, 210, 144, 246, 7, 167, 39, 142, 178, 73, 222,
kevman 0:38ceb79fef03 158 67, 92, 215, 199, 62, 245, 143, 103, 31, 24, 110, 175, 47, 226, 133, 13,
kevman 0:38ceb79fef03 159 83, 240, 156, 101, 234, 163, 174, 158, 236, 128, 45, 107, 168, 43, 54, 166,
kevman 0:38ceb79fef03 160 197, 134, 77, 51, 253, 102, 88, 150, 58, 9, 149, 16, 120, 216, 66, 204,
kevman 0:38ceb79fef03 161 239, 38, 229, 97, 26, 63, 59, 130, 182, 219, 212, 152, 232, 139, 2, 235,
kevman 0:38ceb79fef03 162 10, 44, 29, 176, 111, 141, 136, 14, 25, 135, 78, 11, 169, 12, 121, 17,
kevman 0:38ceb79fef03 163 127, 34, 231, 89, 225, 218, 61, 200, 18, 4, 116, 84, 48, 126, 180, 40,
kevman 0:38ceb79fef03 164 85, 104, 80, 190, 208, 196, 49, 203, 42, 173, 15, 202, 112, 255, 50, 105,
kevman 0:38ceb79fef03 165 8, 98, 0, 36, 209, 251, 186, 237, 69, 129, 115, 109, 132, 159, 238, 74,
kevman 0:38ceb79fef03 166 195, 46, 193, 1, 230, 37, 72, 153, 185, 179, 123, 249, 206, 191, 223, 113,
kevman 0:38ceb79fef03 167 41, 205, 108, 19, 100, 155, 99, 157, 192, 75, 183, 165, 137, 95, 177, 23,
kevman 0:38ceb79fef03 168 244, 188, 211, 70, 207, 55, 94, 71, 148, 250, 252, 91, 151, 254, 90, 172,
kevman 0:38ceb79fef03 169 60, 76, 3, 53, 243, 35, 184, 93, 106, 146, 213, 33, 68, 81, 198, 125,
kevman 0:38ceb79fef03 170 57, 131, 220, 170, 124, 119, 86, 5, 27, 164, 21, 52, 30, 28, 248, 82,
kevman 0:38ceb79fef03 171 32, 20, 233, 189, 221, 228, 161, 224, 138, 241, 214, 122, 187, 227, 64, 79
kevman 0:38ceb79fef03 172 };
kevman 0:38ceb79fef03 173
kevman 0:38ceb79fef03 174 static const unsigned char FSb4[256] =
kevman 0:38ceb79fef03 175 {
kevman 0:38ceb79fef03 176 112, 44, 179, 192, 228, 87, 234, 174, 35, 107, 69, 165, 237, 79, 29, 146,
kevman 0:38ceb79fef03 177 134, 175, 124, 31, 62, 220, 94, 11, 166, 57, 213, 93, 217, 90, 81, 108,
kevman 0:38ceb79fef03 178 139, 154, 251, 176, 116, 43, 240, 132, 223, 203, 52, 118, 109, 169, 209, 4,
kevman 0:38ceb79fef03 179 20, 58, 222, 17, 50, 156, 83, 242, 254, 207, 195, 122, 36, 232, 96, 105,
kevman 0:38ceb79fef03 180 170, 160, 161, 98, 84, 30, 224, 100, 16, 0, 163, 117, 138, 230, 9, 221,
kevman 0:38ceb79fef03 181 135, 131, 205, 144, 115, 246, 157, 191, 82, 216, 200, 198, 129, 111, 19, 99,
kevman 0:38ceb79fef03 182 233, 167, 159, 188, 41, 249, 47, 180, 120, 6, 231, 113, 212, 171, 136, 141,
kevman 0:38ceb79fef03 183 114, 185, 248, 172, 54, 42, 60, 241, 64, 211, 187, 67, 21, 173, 119, 128,
kevman 0:38ceb79fef03 184 130, 236, 39, 229, 133, 53, 12, 65, 239, 147, 25, 33, 14, 78, 101, 189,
kevman 0:38ceb79fef03 185 184, 143, 235, 206, 48, 95, 197, 26, 225, 202, 71, 61, 1, 214, 86, 77,
kevman 0:38ceb79fef03 186 13, 102, 204, 45, 18, 32, 177, 153, 76, 194, 126, 5, 183, 49, 23, 215,
kevman 0:38ceb79fef03 187 88, 97, 27, 28, 15, 22, 24, 34, 68, 178, 181, 145, 8, 168, 252, 80,
kevman 0:38ceb79fef03 188 208, 125, 137, 151, 91, 149, 255, 210, 196, 72, 247, 219, 3, 218, 63, 148,
kevman 0:38ceb79fef03 189 92, 2, 74, 51, 103, 243, 127, 226, 155, 38, 55, 59, 150, 75, 190, 46,
kevman 0:38ceb79fef03 190 121, 140, 110, 142, 245, 182, 253, 89, 152, 106, 70, 186, 37, 66, 162, 250,
kevman 0:38ceb79fef03 191 7, 85, 238, 10, 73, 104, 56, 164, 40, 123, 201, 193, 227, 244, 199, 158
kevman 0:38ceb79fef03 192 };
kevman 0:38ceb79fef03 193
kevman 0:38ceb79fef03 194 #define SBOX1(n) FSb[(n)]
kevman 0:38ceb79fef03 195 #define SBOX2(n) FSb2[(n)]
kevman 0:38ceb79fef03 196 #define SBOX3(n) FSb3[(n)]
kevman 0:38ceb79fef03 197 #define SBOX4(n) FSb4[(n)]
kevman 0:38ceb79fef03 198
kevman 0:38ceb79fef03 199 #endif /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
kevman 0:38ceb79fef03 200
kevman 0:38ceb79fef03 201 static const unsigned char shifts[2][4][4] =
kevman 0:38ceb79fef03 202 {
kevman 0:38ceb79fef03 203 {
kevman 0:38ceb79fef03 204 { 1, 1, 1, 1 }, /* KL */
kevman 0:38ceb79fef03 205 { 0, 0, 0, 0 }, /* KR */
kevman 0:38ceb79fef03 206 { 1, 1, 1, 1 }, /* KA */
kevman 0:38ceb79fef03 207 { 0, 0, 0, 0 } /* KB */
kevman 0:38ceb79fef03 208 },
kevman 0:38ceb79fef03 209 {
kevman 0:38ceb79fef03 210 { 1, 0, 1, 1 }, /* KL */
kevman 0:38ceb79fef03 211 { 1, 1, 0, 1 }, /* KR */
kevman 0:38ceb79fef03 212 { 1, 1, 1, 0 }, /* KA */
kevman 0:38ceb79fef03 213 { 1, 1, 0, 1 } /* KB */
kevman 0:38ceb79fef03 214 }
kevman 0:38ceb79fef03 215 };
kevman 0:38ceb79fef03 216
kevman 0:38ceb79fef03 217 static const signed char indexes[2][4][20] =
kevman 0:38ceb79fef03 218 {
kevman 0:38ceb79fef03 219 {
kevman 0:38ceb79fef03 220 { 0, 1, 2, 3, 8, 9, 10, 11, 38, 39,
kevman 0:38ceb79fef03 221 36, 37, 23, 20, 21, 22, 27, -1, -1, 26 }, /* KL -> RK */
kevman 0:38ceb79fef03 222 { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
kevman 0:38ceb79fef03 223 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, /* KR -> RK */
kevman 0:38ceb79fef03 224 { 4, 5, 6, 7, 12, 13, 14, 15, 16, 17,
kevman 0:38ceb79fef03 225 18, 19, -1, 24, 25, -1, 31, 28, 29, 30 }, /* KA -> RK */
kevman 0:38ceb79fef03 226 { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
kevman 0:38ceb79fef03 227 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 } /* KB -> RK */
kevman 0:38ceb79fef03 228 },
kevman 0:38ceb79fef03 229 {
kevman 0:38ceb79fef03 230 { 0, 1, 2, 3, 61, 62, 63, 60, -1, -1,
kevman 0:38ceb79fef03 231 -1, -1, 27, 24, 25, 26, 35, 32, 33, 34 }, /* KL -> RK */
kevman 0:38ceb79fef03 232 { -1, -1, -1, -1, 8, 9, 10, 11, 16, 17,
kevman 0:38ceb79fef03 233 18, 19, -1, -1, -1, -1, 39, 36, 37, 38 }, /* KR -> RK */
kevman 0:38ceb79fef03 234 { -1, -1, -1, -1, 12, 13, 14, 15, 58, 59,
kevman 0:38ceb79fef03 235 56, 57, 31, 28, 29, 30, -1, -1, -1, -1 }, /* KA -> RK */
kevman 0:38ceb79fef03 236 { 4, 5, 6, 7, 65, 66, 67, 64, 20, 21,
kevman 0:38ceb79fef03 237 22, 23, -1, -1, -1, -1, 43, 40, 41, 42 } /* KB -> RK */
kevman 0:38ceb79fef03 238 }
kevman 0:38ceb79fef03 239 };
kevman 0:38ceb79fef03 240
kevman 0:38ceb79fef03 241 static const signed char transposes[2][20] =
kevman 0:38ceb79fef03 242 {
kevman 0:38ceb79fef03 243 {
kevman 0:38ceb79fef03 244 21, 22, 23, 20,
kevman 0:38ceb79fef03 245 -1, -1, -1, -1,
kevman 0:38ceb79fef03 246 18, 19, 16, 17,
kevman 0:38ceb79fef03 247 11, 8, 9, 10,
kevman 0:38ceb79fef03 248 15, 12, 13, 14
kevman 0:38ceb79fef03 249 },
kevman 0:38ceb79fef03 250 {
kevman 0:38ceb79fef03 251 25, 26, 27, 24,
kevman 0:38ceb79fef03 252 29, 30, 31, 28,
kevman 0:38ceb79fef03 253 18, 19, 16, 17,
kevman 0:38ceb79fef03 254 -1, -1, -1, -1,
kevman 0:38ceb79fef03 255 -1, -1, -1, -1
kevman 0:38ceb79fef03 256 }
kevman 0:38ceb79fef03 257 };
kevman 0:38ceb79fef03 258
kevman 0:38ceb79fef03 259 /* Shift macro for 128 bit strings with rotation smaller than 32 bits (!) */
kevman 0:38ceb79fef03 260 #define ROTL(DEST, SRC, SHIFT) \
kevman 0:38ceb79fef03 261 { \
kevman 0:38ceb79fef03 262 (DEST)[0] = (SRC)[0] << (SHIFT) ^ (SRC)[1] >> (32 - (SHIFT)); \
kevman 0:38ceb79fef03 263 (DEST)[1] = (SRC)[1] << (SHIFT) ^ (SRC)[2] >> (32 - (SHIFT)); \
kevman 0:38ceb79fef03 264 (DEST)[2] = (SRC)[2] << (SHIFT) ^ (SRC)[3] >> (32 - (SHIFT)); \
kevman 0:38ceb79fef03 265 (DEST)[3] = (SRC)[3] << (SHIFT) ^ (SRC)[0] >> (32 - (SHIFT)); \
kevman 0:38ceb79fef03 266 }
kevman 0:38ceb79fef03 267
kevman 0:38ceb79fef03 268 #define FL(XL, XR, KL, KR) \
kevman 0:38ceb79fef03 269 { \
kevman 0:38ceb79fef03 270 (XR) = ((((XL) & (KL)) << 1) | (((XL) & (KL)) >> 31)) ^ (XR); \
kevman 0:38ceb79fef03 271 (XL) = ((XR) | (KR)) ^ (XL); \
kevman 0:38ceb79fef03 272 }
kevman 0:38ceb79fef03 273
kevman 0:38ceb79fef03 274 #define FLInv(YL, YR, KL, KR) \
kevman 0:38ceb79fef03 275 { \
kevman 0:38ceb79fef03 276 (YL) = ((YR) | (KR)) ^ (YL); \
kevman 0:38ceb79fef03 277 (YR) = ((((YL) & (KL)) << 1) | (((YL) & (KL)) >> 31)) ^ (YR); \
kevman 0:38ceb79fef03 278 }
kevman 0:38ceb79fef03 279
kevman 0:38ceb79fef03 280 #define SHIFT_AND_PLACE(INDEX, OFFSET) \
kevman 0:38ceb79fef03 281 { \
kevman 0:38ceb79fef03 282 TK[0] = KC[(OFFSET) * 4 + 0]; \
kevman 0:38ceb79fef03 283 TK[1] = KC[(OFFSET) * 4 + 1]; \
kevman 0:38ceb79fef03 284 TK[2] = KC[(OFFSET) * 4 + 2]; \
kevman 0:38ceb79fef03 285 TK[3] = KC[(OFFSET) * 4 + 3]; \
kevman 0:38ceb79fef03 286 \
kevman 0:38ceb79fef03 287 for( i = 1; i <= 4; i++ ) \
kevman 0:38ceb79fef03 288 if( shifts[(INDEX)][(OFFSET)][i -1] ) \
kevman 0:38ceb79fef03 289 ROTL(TK + i * 4, TK, ( 15 * i ) % 32); \
kevman 0:38ceb79fef03 290 \
kevman 0:38ceb79fef03 291 for( i = 0; i < 20; i++ ) \
kevman 0:38ceb79fef03 292 if( indexes[(INDEX)][(OFFSET)][i] != -1 ) { \
kevman 0:38ceb79fef03 293 RK[indexes[(INDEX)][(OFFSET)][i]] = TK[ i ]; \
kevman 0:38ceb79fef03 294 } \
kevman 0:38ceb79fef03 295 }
kevman 0:38ceb79fef03 296
kevman 0:38ceb79fef03 297 static void camellia_feistel( const uint32_t x[2], const uint32_t k[2],
kevman 0:38ceb79fef03 298 uint32_t z[2])
kevman 0:38ceb79fef03 299 {
kevman 0:38ceb79fef03 300 uint32_t I0, I1;
kevman 0:38ceb79fef03 301 I0 = x[0] ^ k[0];
kevman 0:38ceb79fef03 302 I1 = x[1] ^ k[1];
kevman 0:38ceb79fef03 303
kevman 0:38ceb79fef03 304 I0 = ((uint32_t) SBOX1((I0 >> 24) & 0xFF) << 24) |
kevman 0:38ceb79fef03 305 ((uint32_t) SBOX2((I0 >> 16) & 0xFF) << 16) |
kevman 0:38ceb79fef03 306 ((uint32_t) SBOX3((I0 >> 8) & 0xFF) << 8) |
kevman 0:38ceb79fef03 307 ((uint32_t) SBOX4((I0 ) & 0xFF) );
kevman 0:38ceb79fef03 308 I1 = ((uint32_t) SBOX2((I1 >> 24) & 0xFF) << 24) |
kevman 0:38ceb79fef03 309 ((uint32_t) SBOX3((I1 >> 16) & 0xFF) << 16) |
kevman 0:38ceb79fef03 310 ((uint32_t) SBOX4((I1 >> 8) & 0xFF) << 8) |
kevman 0:38ceb79fef03 311 ((uint32_t) SBOX1((I1 ) & 0xFF) );
kevman 0:38ceb79fef03 312
kevman 0:38ceb79fef03 313 I0 ^= (I1 << 8) | (I1 >> 24);
kevman 0:38ceb79fef03 314 I1 ^= (I0 << 16) | (I0 >> 16);
kevman 0:38ceb79fef03 315 I0 ^= (I1 >> 8) | (I1 << 24);
kevman 0:38ceb79fef03 316 I1 ^= (I0 >> 8) | (I0 << 24);
kevman 0:38ceb79fef03 317
kevman 0:38ceb79fef03 318 z[0] ^= I1;
kevman 0:38ceb79fef03 319 z[1] ^= I0;
kevman 0:38ceb79fef03 320 }
kevman 0:38ceb79fef03 321
kevman 0:38ceb79fef03 322 void mbedtls_camellia_init( mbedtls_camellia_context *ctx )
kevman 0:38ceb79fef03 323 {
kevman 0:38ceb79fef03 324 memset( ctx, 0, sizeof( mbedtls_camellia_context ) );
kevman 0:38ceb79fef03 325 }
kevman 0:38ceb79fef03 326
kevman 0:38ceb79fef03 327 void mbedtls_camellia_free( mbedtls_camellia_context *ctx )
kevman 0:38ceb79fef03 328 {
kevman 0:38ceb79fef03 329 if( ctx == NULL )
kevman 0:38ceb79fef03 330 return;
kevman 0:38ceb79fef03 331
kevman 0:38ceb79fef03 332 mbedtls_platform_zeroize( ctx, sizeof( mbedtls_camellia_context ) );
kevman 0:38ceb79fef03 333 }
kevman 0:38ceb79fef03 334
kevman 0:38ceb79fef03 335 /*
kevman 0:38ceb79fef03 336 * Camellia key schedule (encryption)
kevman 0:38ceb79fef03 337 */
kevman 0:38ceb79fef03 338 int mbedtls_camellia_setkey_enc( mbedtls_camellia_context *ctx, const unsigned char *key,
kevman 0:38ceb79fef03 339 unsigned int keybits )
kevman 0:38ceb79fef03 340 {
kevman 0:38ceb79fef03 341 int idx;
kevman 0:38ceb79fef03 342 size_t i;
kevman 0:38ceb79fef03 343 uint32_t *RK;
kevman 0:38ceb79fef03 344 unsigned char t[64];
kevman 0:38ceb79fef03 345 uint32_t SIGMA[6][2];
kevman 0:38ceb79fef03 346 uint32_t KC[16];
kevman 0:38ceb79fef03 347 uint32_t TK[20];
kevman 0:38ceb79fef03 348
kevman 0:38ceb79fef03 349 RK = ctx->rk;
kevman 0:38ceb79fef03 350
kevman 0:38ceb79fef03 351 memset( t, 0, 64 );
kevman 0:38ceb79fef03 352 memset( RK, 0, sizeof(ctx->rk) );
kevman 0:38ceb79fef03 353
kevman 0:38ceb79fef03 354 switch( keybits )
kevman 0:38ceb79fef03 355 {
kevman 0:38ceb79fef03 356 case 128: ctx->nr = 3; idx = 0; break;
kevman 0:38ceb79fef03 357 case 192:
kevman 0:38ceb79fef03 358 case 256: ctx->nr = 4; idx = 1; break;
kevman 0:38ceb79fef03 359 default : return( MBEDTLS_ERR_CAMELLIA_INVALID_KEY_LENGTH );
kevman 0:38ceb79fef03 360 }
kevman 0:38ceb79fef03 361
kevman 0:38ceb79fef03 362 for( i = 0; i < keybits / 8; ++i )
kevman 0:38ceb79fef03 363 t[i] = key[i];
kevman 0:38ceb79fef03 364
kevman 0:38ceb79fef03 365 if( keybits == 192 ) {
kevman 0:38ceb79fef03 366 for( i = 0; i < 8; i++ )
kevman 0:38ceb79fef03 367 t[24 + i] = ~t[16 + i];
kevman 0:38ceb79fef03 368 }
kevman 0:38ceb79fef03 369
kevman 0:38ceb79fef03 370 /*
kevman 0:38ceb79fef03 371 * Prepare SIGMA values
kevman 0:38ceb79fef03 372 */
kevman 0:38ceb79fef03 373 for( i = 0; i < 6; i++ ) {
kevman 0:38ceb79fef03 374 GET_UINT32_BE( SIGMA[i][0], SIGMA_CHARS[i], 0 );
kevman 0:38ceb79fef03 375 GET_UINT32_BE( SIGMA[i][1], SIGMA_CHARS[i], 4 );
kevman 0:38ceb79fef03 376 }
kevman 0:38ceb79fef03 377
kevman 0:38ceb79fef03 378 /*
kevman 0:38ceb79fef03 379 * Key storage in KC
kevman 0:38ceb79fef03 380 * Order: KL, KR, KA, KB
kevman 0:38ceb79fef03 381 */
kevman 0:38ceb79fef03 382 memset( KC, 0, sizeof(KC) );
kevman 0:38ceb79fef03 383
kevman 0:38ceb79fef03 384 /* Store KL, KR */
kevman 0:38ceb79fef03 385 for( i = 0; i < 8; i++ )
kevman 0:38ceb79fef03 386 GET_UINT32_BE( KC[i], t, i * 4 );
kevman 0:38ceb79fef03 387
kevman 0:38ceb79fef03 388 /* Generate KA */
kevman 0:38ceb79fef03 389 for( i = 0; i < 4; ++i )
kevman 0:38ceb79fef03 390 KC[8 + i] = KC[i] ^ KC[4 + i];
kevman 0:38ceb79fef03 391
kevman 0:38ceb79fef03 392 camellia_feistel( KC + 8, SIGMA[0], KC + 10 );
kevman 0:38ceb79fef03 393 camellia_feistel( KC + 10, SIGMA[1], KC + 8 );
kevman 0:38ceb79fef03 394
kevman 0:38ceb79fef03 395 for( i = 0; i < 4; ++i )
kevman 0:38ceb79fef03 396 KC[8 + i] ^= KC[i];
kevman 0:38ceb79fef03 397
kevman 0:38ceb79fef03 398 camellia_feistel( KC + 8, SIGMA[2], KC + 10 );
kevman 0:38ceb79fef03 399 camellia_feistel( KC + 10, SIGMA[3], KC + 8 );
kevman 0:38ceb79fef03 400
kevman 0:38ceb79fef03 401 if( keybits > 128 ) {
kevman 0:38ceb79fef03 402 /* Generate KB */
kevman 0:38ceb79fef03 403 for( i = 0; i < 4; ++i )
kevman 0:38ceb79fef03 404 KC[12 + i] = KC[4 + i] ^ KC[8 + i];
kevman 0:38ceb79fef03 405
kevman 0:38ceb79fef03 406 camellia_feistel( KC + 12, SIGMA[4], KC + 14 );
kevman 0:38ceb79fef03 407 camellia_feistel( KC + 14, SIGMA[5], KC + 12 );
kevman 0:38ceb79fef03 408 }
kevman 0:38ceb79fef03 409
kevman 0:38ceb79fef03 410 /*
kevman 0:38ceb79fef03 411 * Generating subkeys
kevman 0:38ceb79fef03 412 */
kevman 0:38ceb79fef03 413
kevman 0:38ceb79fef03 414 /* Manipulating KL */
kevman 0:38ceb79fef03 415 SHIFT_AND_PLACE( idx, 0 );
kevman 0:38ceb79fef03 416
kevman 0:38ceb79fef03 417 /* Manipulating KR */
kevman 0:38ceb79fef03 418 if( keybits > 128 ) {
kevman 0:38ceb79fef03 419 SHIFT_AND_PLACE( idx, 1 );
kevman 0:38ceb79fef03 420 }
kevman 0:38ceb79fef03 421
kevman 0:38ceb79fef03 422 /* Manipulating KA */
kevman 0:38ceb79fef03 423 SHIFT_AND_PLACE( idx, 2 );
kevman 0:38ceb79fef03 424
kevman 0:38ceb79fef03 425 /* Manipulating KB */
kevman 0:38ceb79fef03 426 if( keybits > 128 ) {
kevman 0:38ceb79fef03 427 SHIFT_AND_PLACE( idx, 3 );
kevman 0:38ceb79fef03 428 }
kevman 0:38ceb79fef03 429
kevman 0:38ceb79fef03 430 /* Do transpositions */
kevman 0:38ceb79fef03 431 for( i = 0; i < 20; i++ ) {
kevman 0:38ceb79fef03 432 if( transposes[idx][i] != -1 ) {
kevman 0:38ceb79fef03 433 RK[32 + 12 * idx + i] = RK[transposes[idx][i]];
kevman 0:38ceb79fef03 434 }
kevman 0:38ceb79fef03 435 }
kevman 0:38ceb79fef03 436
kevman 0:38ceb79fef03 437 return( 0 );
kevman 0:38ceb79fef03 438 }
kevman 0:38ceb79fef03 439
kevman 0:38ceb79fef03 440 /*
kevman 0:38ceb79fef03 441 * Camellia key schedule (decryption)
kevman 0:38ceb79fef03 442 */
kevman 0:38ceb79fef03 443 int mbedtls_camellia_setkey_dec( mbedtls_camellia_context *ctx, const unsigned char *key,
kevman 0:38ceb79fef03 444 unsigned int keybits )
kevman 0:38ceb79fef03 445 {
kevman 0:38ceb79fef03 446 int idx, ret;
kevman 0:38ceb79fef03 447 size_t i;
kevman 0:38ceb79fef03 448 mbedtls_camellia_context cty;
kevman 0:38ceb79fef03 449 uint32_t *RK;
kevman 0:38ceb79fef03 450 uint32_t *SK;
kevman 0:38ceb79fef03 451
kevman 0:38ceb79fef03 452 mbedtls_camellia_init( &cty );
kevman 0:38ceb79fef03 453
kevman 0:38ceb79fef03 454 /* Also checks keybits */
kevman 0:38ceb79fef03 455 if( ( ret = mbedtls_camellia_setkey_enc( &cty, key, keybits ) ) != 0 )
kevman 0:38ceb79fef03 456 goto exit;
kevman 0:38ceb79fef03 457
kevman 0:38ceb79fef03 458 ctx->nr = cty.nr;
kevman 0:38ceb79fef03 459 idx = ( ctx->nr == 4 );
kevman 0:38ceb79fef03 460
kevman 0:38ceb79fef03 461 RK = ctx->rk;
kevman 0:38ceb79fef03 462 SK = cty.rk + 24 * 2 + 8 * idx * 2;
kevman 0:38ceb79fef03 463
kevman 0:38ceb79fef03 464 *RK++ = *SK++;
kevman 0:38ceb79fef03 465 *RK++ = *SK++;
kevman 0:38ceb79fef03 466 *RK++ = *SK++;
kevman 0:38ceb79fef03 467 *RK++ = *SK++;
kevman 0:38ceb79fef03 468
kevman 0:38ceb79fef03 469 for( i = 22 + 8 * idx, SK -= 6; i > 0; i--, SK -= 4 )
kevman 0:38ceb79fef03 470 {
kevman 0:38ceb79fef03 471 *RK++ = *SK++;
kevman 0:38ceb79fef03 472 *RK++ = *SK++;
kevman 0:38ceb79fef03 473 }
kevman 0:38ceb79fef03 474
kevman 0:38ceb79fef03 475 SK -= 2;
kevman 0:38ceb79fef03 476
kevman 0:38ceb79fef03 477 *RK++ = *SK++;
kevman 0:38ceb79fef03 478 *RK++ = *SK++;
kevman 0:38ceb79fef03 479 *RK++ = *SK++;
kevman 0:38ceb79fef03 480 *RK++ = *SK++;
kevman 0:38ceb79fef03 481
kevman 0:38ceb79fef03 482 exit:
kevman 0:38ceb79fef03 483 mbedtls_camellia_free( &cty );
kevman 0:38ceb79fef03 484
kevman 0:38ceb79fef03 485 return( ret );
kevman 0:38ceb79fef03 486 }
kevman 0:38ceb79fef03 487
kevman 0:38ceb79fef03 488 /*
kevman 0:38ceb79fef03 489 * Camellia-ECB block encryption/decryption
kevman 0:38ceb79fef03 490 */
kevman 0:38ceb79fef03 491 int mbedtls_camellia_crypt_ecb( mbedtls_camellia_context *ctx,
kevman 0:38ceb79fef03 492 int mode,
kevman 0:38ceb79fef03 493 const unsigned char input[16],
kevman 0:38ceb79fef03 494 unsigned char output[16] )
kevman 0:38ceb79fef03 495 {
kevman 0:38ceb79fef03 496 int NR;
kevman 0:38ceb79fef03 497 uint32_t *RK, X[4];
kevman 0:38ceb79fef03 498
kevman 0:38ceb79fef03 499 ( (void) mode );
kevman 0:38ceb79fef03 500
kevman 0:38ceb79fef03 501 NR = ctx->nr;
kevman 0:38ceb79fef03 502 RK = ctx->rk;
kevman 0:38ceb79fef03 503
kevman 0:38ceb79fef03 504 GET_UINT32_BE( X[0], input, 0 );
kevman 0:38ceb79fef03 505 GET_UINT32_BE( X[1], input, 4 );
kevman 0:38ceb79fef03 506 GET_UINT32_BE( X[2], input, 8 );
kevman 0:38ceb79fef03 507 GET_UINT32_BE( X[3], input, 12 );
kevman 0:38ceb79fef03 508
kevman 0:38ceb79fef03 509 X[0] ^= *RK++;
kevman 0:38ceb79fef03 510 X[1] ^= *RK++;
kevman 0:38ceb79fef03 511 X[2] ^= *RK++;
kevman 0:38ceb79fef03 512 X[3] ^= *RK++;
kevman 0:38ceb79fef03 513
kevman 0:38ceb79fef03 514 while( NR ) {
kevman 0:38ceb79fef03 515 --NR;
kevman 0:38ceb79fef03 516 camellia_feistel( X, RK, X + 2 );
kevman 0:38ceb79fef03 517 RK += 2;
kevman 0:38ceb79fef03 518 camellia_feistel( X + 2, RK, X );
kevman 0:38ceb79fef03 519 RK += 2;
kevman 0:38ceb79fef03 520 camellia_feistel( X, RK, X + 2 );
kevman 0:38ceb79fef03 521 RK += 2;
kevman 0:38ceb79fef03 522 camellia_feistel( X + 2, RK, X );
kevman 0:38ceb79fef03 523 RK += 2;
kevman 0:38ceb79fef03 524 camellia_feistel( X, RK, X + 2 );
kevman 0:38ceb79fef03 525 RK += 2;
kevman 0:38ceb79fef03 526 camellia_feistel( X + 2, RK, X );
kevman 0:38ceb79fef03 527 RK += 2;
kevman 0:38ceb79fef03 528
kevman 0:38ceb79fef03 529 if( NR ) {
kevman 0:38ceb79fef03 530 FL(X[0], X[1], RK[0], RK[1]);
kevman 0:38ceb79fef03 531 RK += 2;
kevman 0:38ceb79fef03 532 FLInv(X[2], X[3], RK[0], RK[1]);
kevman 0:38ceb79fef03 533 RK += 2;
kevman 0:38ceb79fef03 534 }
kevman 0:38ceb79fef03 535 }
kevman 0:38ceb79fef03 536
kevman 0:38ceb79fef03 537 X[2] ^= *RK++;
kevman 0:38ceb79fef03 538 X[3] ^= *RK++;
kevman 0:38ceb79fef03 539 X[0] ^= *RK++;
kevman 0:38ceb79fef03 540 X[1] ^= *RK++;
kevman 0:38ceb79fef03 541
kevman 0:38ceb79fef03 542 PUT_UINT32_BE( X[2], output, 0 );
kevman 0:38ceb79fef03 543 PUT_UINT32_BE( X[3], output, 4 );
kevman 0:38ceb79fef03 544 PUT_UINT32_BE( X[0], output, 8 );
kevman 0:38ceb79fef03 545 PUT_UINT32_BE( X[1], output, 12 );
kevman 0:38ceb79fef03 546
kevman 0:38ceb79fef03 547 return( 0 );
kevman 0:38ceb79fef03 548 }
kevman 0:38ceb79fef03 549
kevman 0:38ceb79fef03 550 #if defined(MBEDTLS_CIPHER_MODE_CBC)
kevman 0:38ceb79fef03 551 /*
kevman 0:38ceb79fef03 552 * Camellia-CBC buffer encryption/decryption
kevman 0:38ceb79fef03 553 */
kevman 0:38ceb79fef03 554 int mbedtls_camellia_crypt_cbc( mbedtls_camellia_context *ctx,
kevman 0:38ceb79fef03 555 int mode,
kevman 0:38ceb79fef03 556 size_t length,
kevman 0:38ceb79fef03 557 unsigned char iv[16],
kevman 0:38ceb79fef03 558 const unsigned char *input,
kevman 0:38ceb79fef03 559 unsigned char *output )
kevman 0:38ceb79fef03 560 {
kevman 0:38ceb79fef03 561 int i;
kevman 0:38ceb79fef03 562 unsigned char temp[16];
kevman 0:38ceb79fef03 563
kevman 0:38ceb79fef03 564 if( length % 16 )
kevman 0:38ceb79fef03 565 return( MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH );
kevman 0:38ceb79fef03 566
kevman 0:38ceb79fef03 567 if( mode == MBEDTLS_CAMELLIA_DECRYPT )
kevman 0:38ceb79fef03 568 {
kevman 0:38ceb79fef03 569 while( length > 0 )
kevman 0:38ceb79fef03 570 {
kevman 0:38ceb79fef03 571 memcpy( temp, input, 16 );
kevman 0:38ceb79fef03 572 mbedtls_camellia_crypt_ecb( ctx, mode, input, output );
kevman 0:38ceb79fef03 573
kevman 0:38ceb79fef03 574 for( i = 0; i < 16; i++ )
kevman 0:38ceb79fef03 575 output[i] = (unsigned char)( output[i] ^ iv[i] );
kevman 0:38ceb79fef03 576
kevman 0:38ceb79fef03 577 memcpy( iv, temp, 16 );
kevman 0:38ceb79fef03 578
kevman 0:38ceb79fef03 579 input += 16;
kevman 0:38ceb79fef03 580 output += 16;
kevman 0:38ceb79fef03 581 length -= 16;
kevman 0:38ceb79fef03 582 }
kevman 0:38ceb79fef03 583 }
kevman 0:38ceb79fef03 584 else
kevman 0:38ceb79fef03 585 {
kevman 0:38ceb79fef03 586 while( length > 0 )
kevman 0:38ceb79fef03 587 {
kevman 0:38ceb79fef03 588 for( i = 0; i < 16; i++ )
kevman 0:38ceb79fef03 589 output[i] = (unsigned char)( input[i] ^ iv[i] );
kevman 0:38ceb79fef03 590
kevman 0:38ceb79fef03 591 mbedtls_camellia_crypt_ecb( ctx, mode, output, output );
kevman 0:38ceb79fef03 592 memcpy( iv, output, 16 );
kevman 0:38ceb79fef03 593
kevman 0:38ceb79fef03 594 input += 16;
kevman 0:38ceb79fef03 595 output += 16;
kevman 0:38ceb79fef03 596 length -= 16;
kevman 0:38ceb79fef03 597 }
kevman 0:38ceb79fef03 598 }
kevman 0:38ceb79fef03 599
kevman 0:38ceb79fef03 600 return( 0 );
kevman 0:38ceb79fef03 601 }
kevman 0:38ceb79fef03 602 #endif /* MBEDTLS_CIPHER_MODE_CBC */
kevman 0:38ceb79fef03 603
kevman 0:38ceb79fef03 604 #if defined(MBEDTLS_CIPHER_MODE_CFB)
kevman 0:38ceb79fef03 605 /*
kevman 0:38ceb79fef03 606 * Camellia-CFB128 buffer encryption/decryption
kevman 0:38ceb79fef03 607 */
kevman 0:38ceb79fef03 608 int mbedtls_camellia_crypt_cfb128( mbedtls_camellia_context *ctx,
kevman 0:38ceb79fef03 609 int mode,
kevman 0:38ceb79fef03 610 size_t length,
kevman 0:38ceb79fef03 611 size_t *iv_off,
kevman 0:38ceb79fef03 612 unsigned char iv[16],
kevman 0:38ceb79fef03 613 const unsigned char *input,
kevman 0:38ceb79fef03 614 unsigned char *output )
kevman 0:38ceb79fef03 615 {
kevman 0:38ceb79fef03 616 int c;
kevman 0:38ceb79fef03 617 size_t n = *iv_off;
kevman 0:38ceb79fef03 618
kevman 0:38ceb79fef03 619 if( mode == MBEDTLS_CAMELLIA_DECRYPT )
kevman 0:38ceb79fef03 620 {
kevman 0:38ceb79fef03 621 while( length-- )
kevman 0:38ceb79fef03 622 {
kevman 0:38ceb79fef03 623 if( n == 0 )
kevman 0:38ceb79fef03 624 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv );
kevman 0:38ceb79fef03 625
kevman 0:38ceb79fef03 626 c = *input++;
kevman 0:38ceb79fef03 627 *output++ = (unsigned char)( c ^ iv[n] );
kevman 0:38ceb79fef03 628 iv[n] = (unsigned char) c;
kevman 0:38ceb79fef03 629
kevman 0:38ceb79fef03 630 n = ( n + 1 ) & 0x0F;
kevman 0:38ceb79fef03 631 }
kevman 0:38ceb79fef03 632 }
kevman 0:38ceb79fef03 633 else
kevman 0:38ceb79fef03 634 {
kevman 0:38ceb79fef03 635 while( length-- )
kevman 0:38ceb79fef03 636 {
kevman 0:38ceb79fef03 637 if( n == 0 )
kevman 0:38ceb79fef03 638 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv );
kevman 0:38ceb79fef03 639
kevman 0:38ceb79fef03 640 iv[n] = *output++ = (unsigned char)( iv[n] ^ *input++ );
kevman 0:38ceb79fef03 641
kevman 0:38ceb79fef03 642 n = ( n + 1 ) & 0x0F;
kevman 0:38ceb79fef03 643 }
kevman 0:38ceb79fef03 644 }
kevman 0:38ceb79fef03 645
kevman 0:38ceb79fef03 646 *iv_off = n;
kevman 0:38ceb79fef03 647
kevman 0:38ceb79fef03 648 return( 0 );
kevman 0:38ceb79fef03 649 }
kevman 0:38ceb79fef03 650 #endif /* MBEDTLS_CIPHER_MODE_CFB */
kevman 0:38ceb79fef03 651
kevman 0:38ceb79fef03 652 #if defined(MBEDTLS_CIPHER_MODE_CTR)
kevman 0:38ceb79fef03 653 /*
kevman 0:38ceb79fef03 654 * Camellia-CTR buffer encryption/decryption
kevman 0:38ceb79fef03 655 */
kevman 0:38ceb79fef03 656 int mbedtls_camellia_crypt_ctr( mbedtls_camellia_context *ctx,
kevman 0:38ceb79fef03 657 size_t length,
kevman 0:38ceb79fef03 658 size_t *nc_off,
kevman 0:38ceb79fef03 659 unsigned char nonce_counter[16],
kevman 0:38ceb79fef03 660 unsigned char stream_block[16],
kevman 0:38ceb79fef03 661 const unsigned char *input,
kevman 0:38ceb79fef03 662 unsigned char *output )
kevman 0:38ceb79fef03 663 {
kevman 0:38ceb79fef03 664 int c, i;
kevman 0:38ceb79fef03 665 size_t n = *nc_off;
kevman 0:38ceb79fef03 666
kevman 0:38ceb79fef03 667 while( length-- )
kevman 0:38ceb79fef03 668 {
kevman 0:38ceb79fef03 669 if( n == 0 ) {
kevman 0:38ceb79fef03 670 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, nonce_counter,
kevman 0:38ceb79fef03 671 stream_block );
kevman 0:38ceb79fef03 672
kevman 0:38ceb79fef03 673 for( i = 16; i > 0; i-- )
kevman 0:38ceb79fef03 674 if( ++nonce_counter[i - 1] != 0 )
kevman 0:38ceb79fef03 675 break;
kevman 0:38ceb79fef03 676 }
kevman 0:38ceb79fef03 677 c = *input++;
kevman 0:38ceb79fef03 678 *output++ = (unsigned char)( c ^ stream_block[n] );
kevman 0:38ceb79fef03 679
kevman 0:38ceb79fef03 680 n = ( n + 1 ) & 0x0F;
kevman 0:38ceb79fef03 681 }
kevman 0:38ceb79fef03 682
kevman 0:38ceb79fef03 683 *nc_off = n;
kevman 0:38ceb79fef03 684
kevman 0:38ceb79fef03 685 return( 0 );
kevman 0:38ceb79fef03 686 }
kevman 0:38ceb79fef03 687 #endif /* MBEDTLS_CIPHER_MODE_CTR */
kevman 0:38ceb79fef03 688 #endif /* !MBEDTLS_CAMELLIA_ALT */
kevman 0:38ceb79fef03 689
kevman 0:38ceb79fef03 690 #if defined(MBEDTLS_SELF_TEST)
kevman 0:38ceb79fef03 691
kevman 0:38ceb79fef03 692 /*
kevman 0:38ceb79fef03 693 * Camellia test vectors from:
kevman 0:38ceb79fef03 694 *
kevman 0:38ceb79fef03 695 * http://info.isl.ntt.co.jp/crypt/eng/camellia/technology.html:
kevman 0:38ceb79fef03 696 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/intermediate.txt
kevman 0:38ceb79fef03 697 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/t_camellia.txt
kevman 0:38ceb79fef03 698 * (For each bitlength: Key 0, Nr 39)
kevman 0:38ceb79fef03 699 */
kevman 0:38ceb79fef03 700 #define CAMELLIA_TESTS_ECB 2
kevman 0:38ceb79fef03 701
kevman 0:38ceb79fef03 702 static const unsigned char camellia_test_ecb_key[3][CAMELLIA_TESTS_ECB][32] =
kevman 0:38ceb79fef03 703 {
kevman 0:38ceb79fef03 704 {
kevman 0:38ceb79fef03 705 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
kevman 0:38ceb79fef03 706 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 },
kevman 0:38ceb79fef03 707 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
kevman 0:38ceb79fef03 708 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
kevman 0:38ceb79fef03 709 },
kevman 0:38ceb79fef03 710 {
kevman 0:38ceb79fef03 711 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
kevman 0:38ceb79fef03 712 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
kevman 0:38ceb79fef03 713 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 },
kevman 0:38ceb79fef03 714 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
kevman 0:38ceb79fef03 715 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
kevman 0:38ceb79fef03 716 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
kevman 0:38ceb79fef03 717 },
kevman 0:38ceb79fef03 718 {
kevman 0:38ceb79fef03 719 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
kevman 0:38ceb79fef03 720 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
kevman 0:38ceb79fef03 721 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
kevman 0:38ceb79fef03 722 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff },
kevman 0:38ceb79fef03 723 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
kevman 0:38ceb79fef03 724 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
kevman 0:38ceb79fef03 725 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
kevman 0:38ceb79fef03 726 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
kevman 0:38ceb79fef03 727 },
kevman 0:38ceb79fef03 728 };
kevman 0:38ceb79fef03 729
kevman 0:38ceb79fef03 730 static const unsigned char camellia_test_ecb_plain[CAMELLIA_TESTS_ECB][16] =
kevman 0:38ceb79fef03 731 {
kevman 0:38ceb79fef03 732 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
kevman 0:38ceb79fef03 733 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 },
kevman 0:38ceb79fef03 734 { 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
kevman 0:38ceb79fef03 735 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
kevman 0:38ceb79fef03 736 };
kevman 0:38ceb79fef03 737
kevman 0:38ceb79fef03 738 static const unsigned char camellia_test_ecb_cipher[3][CAMELLIA_TESTS_ECB][16] =
kevman 0:38ceb79fef03 739 {
kevman 0:38ceb79fef03 740 {
kevman 0:38ceb79fef03 741 { 0x67, 0x67, 0x31, 0x38, 0x54, 0x96, 0x69, 0x73,
kevman 0:38ceb79fef03 742 0x08, 0x57, 0x06, 0x56, 0x48, 0xea, 0xbe, 0x43 },
kevman 0:38ceb79fef03 743 { 0x38, 0x3C, 0x6C, 0x2A, 0xAB, 0xEF, 0x7F, 0xDE,
kevman 0:38ceb79fef03 744 0x25, 0xCD, 0x47, 0x0B, 0xF7, 0x74, 0xA3, 0x31 }
kevman 0:38ceb79fef03 745 },
kevman 0:38ceb79fef03 746 {
kevman 0:38ceb79fef03 747 { 0xb4, 0x99, 0x34, 0x01, 0xb3, 0xe9, 0x96, 0xf8,
kevman 0:38ceb79fef03 748 0x4e, 0xe5, 0xce, 0xe7, 0xd7, 0x9b, 0x09, 0xb9 },
kevman 0:38ceb79fef03 749 { 0xD1, 0x76, 0x3F, 0xC0, 0x19, 0xD7, 0x7C, 0xC9,
kevman 0:38ceb79fef03 750 0x30, 0xBF, 0xF2, 0xA5, 0x6F, 0x7C, 0x93, 0x64 }
kevman 0:38ceb79fef03 751 },
kevman 0:38ceb79fef03 752 {
kevman 0:38ceb79fef03 753 { 0x9a, 0xcc, 0x23, 0x7d, 0xff, 0x16, 0xd7, 0x6c,
kevman 0:38ceb79fef03 754 0x20, 0xef, 0x7c, 0x91, 0x9e, 0x3a, 0x75, 0x09 },
kevman 0:38ceb79fef03 755 { 0x05, 0x03, 0xFB, 0x10, 0xAB, 0x24, 0x1E, 0x7C,
kevman 0:38ceb79fef03 756 0xF4, 0x5D, 0x8C, 0xDE, 0xEE, 0x47, 0x43, 0x35 }
kevman 0:38ceb79fef03 757 }
kevman 0:38ceb79fef03 758 };
kevman 0:38ceb79fef03 759
kevman 0:38ceb79fef03 760 #if defined(MBEDTLS_CIPHER_MODE_CBC)
kevman 0:38ceb79fef03 761 #define CAMELLIA_TESTS_CBC 3
kevman 0:38ceb79fef03 762
kevman 0:38ceb79fef03 763 static const unsigned char camellia_test_cbc_key[3][32] =
kevman 0:38ceb79fef03 764 {
kevman 0:38ceb79fef03 765 { 0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6,
kevman 0:38ceb79fef03 766 0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C }
kevman 0:38ceb79fef03 767 ,
kevman 0:38ceb79fef03 768 { 0x8E, 0x73, 0xB0, 0xF7, 0xDA, 0x0E, 0x64, 0x52,
kevman 0:38ceb79fef03 769 0xC8, 0x10, 0xF3, 0x2B, 0x80, 0x90, 0x79, 0xE5,
kevman 0:38ceb79fef03 770 0x62, 0xF8, 0xEA, 0xD2, 0x52, 0x2C, 0x6B, 0x7B }
kevman 0:38ceb79fef03 771 ,
kevman 0:38ceb79fef03 772 { 0x60, 0x3D, 0xEB, 0x10, 0x15, 0xCA, 0x71, 0xBE,
kevman 0:38ceb79fef03 773 0x2B, 0x73, 0xAE, 0xF0, 0x85, 0x7D, 0x77, 0x81,
kevman 0:38ceb79fef03 774 0x1F, 0x35, 0x2C, 0x07, 0x3B, 0x61, 0x08, 0xD7,
kevman 0:38ceb79fef03 775 0x2D, 0x98, 0x10, 0xA3, 0x09, 0x14, 0xDF, 0xF4 }
kevman 0:38ceb79fef03 776 };
kevman 0:38ceb79fef03 777
kevman 0:38ceb79fef03 778 static const unsigned char camellia_test_cbc_iv[16] =
kevman 0:38ceb79fef03 779
kevman 0:38ceb79fef03 780 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
kevman 0:38ceb79fef03 781 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F }
kevman 0:38ceb79fef03 782 ;
kevman 0:38ceb79fef03 783
kevman 0:38ceb79fef03 784 static const unsigned char camellia_test_cbc_plain[CAMELLIA_TESTS_CBC][16] =
kevman 0:38ceb79fef03 785 {
kevman 0:38ceb79fef03 786 { 0x6B, 0xC1, 0xBE, 0xE2, 0x2E, 0x40, 0x9F, 0x96,
kevman 0:38ceb79fef03 787 0xE9, 0x3D, 0x7E, 0x11, 0x73, 0x93, 0x17, 0x2A },
kevman 0:38ceb79fef03 788 { 0xAE, 0x2D, 0x8A, 0x57, 0x1E, 0x03, 0xAC, 0x9C,
kevman 0:38ceb79fef03 789 0x9E, 0xB7, 0x6F, 0xAC, 0x45, 0xAF, 0x8E, 0x51 },
kevman 0:38ceb79fef03 790 { 0x30, 0xC8, 0x1C, 0x46, 0xA3, 0x5C, 0xE4, 0x11,
kevman 0:38ceb79fef03 791 0xE5, 0xFB, 0xC1, 0x19, 0x1A, 0x0A, 0x52, 0xEF }
kevman 0:38ceb79fef03 792
kevman 0:38ceb79fef03 793 };
kevman 0:38ceb79fef03 794
kevman 0:38ceb79fef03 795 static const unsigned char camellia_test_cbc_cipher[3][CAMELLIA_TESTS_CBC][16] =
kevman 0:38ceb79fef03 796 {
kevman 0:38ceb79fef03 797 {
kevman 0:38ceb79fef03 798 { 0x16, 0x07, 0xCF, 0x49, 0x4B, 0x36, 0xBB, 0xF0,
kevman 0:38ceb79fef03 799 0x0D, 0xAE, 0xB0, 0xB5, 0x03, 0xC8, 0x31, 0xAB },
kevman 0:38ceb79fef03 800 { 0xA2, 0xF2, 0xCF, 0x67, 0x16, 0x29, 0xEF, 0x78,
kevman 0:38ceb79fef03 801 0x40, 0xC5, 0xA5, 0xDF, 0xB5, 0x07, 0x48, 0x87 },
kevman 0:38ceb79fef03 802 { 0x0F, 0x06, 0x16, 0x50, 0x08, 0xCF, 0x8B, 0x8B,
kevman 0:38ceb79fef03 803 0x5A, 0x63, 0x58, 0x63, 0x62, 0x54, 0x3E, 0x54 }
kevman 0:38ceb79fef03 804 },
kevman 0:38ceb79fef03 805 {
kevman 0:38ceb79fef03 806 { 0x2A, 0x48, 0x30, 0xAB, 0x5A, 0xC4, 0xA1, 0xA2,
kevman 0:38ceb79fef03 807 0x40, 0x59, 0x55, 0xFD, 0x21, 0x95, 0xCF, 0x93 },
kevman 0:38ceb79fef03 808 { 0x5D, 0x5A, 0x86, 0x9B, 0xD1, 0x4C, 0xE5, 0x42,
kevman 0:38ceb79fef03 809 0x64, 0xF8, 0x92, 0xA6, 0xDD, 0x2E, 0xC3, 0xD5 },
kevman 0:38ceb79fef03 810 { 0x37, 0xD3, 0x59, 0xC3, 0x34, 0x98, 0x36, 0xD8,
kevman 0:38ceb79fef03 811 0x84, 0xE3, 0x10, 0xAD, 0xDF, 0x68, 0xC4, 0x49 }
kevman 0:38ceb79fef03 812 },
kevman 0:38ceb79fef03 813 {
kevman 0:38ceb79fef03 814 { 0xE6, 0xCF, 0xA3, 0x5F, 0xC0, 0x2B, 0x13, 0x4A,
kevman 0:38ceb79fef03 815 0x4D, 0x2C, 0x0B, 0x67, 0x37, 0xAC, 0x3E, 0xDA },
kevman 0:38ceb79fef03 816 { 0x36, 0xCB, 0xEB, 0x73, 0xBD, 0x50, 0x4B, 0x40,
kevman 0:38ceb79fef03 817 0x70, 0xB1, 0xB7, 0xDE, 0x2B, 0x21, 0xEB, 0x50 },
kevman 0:38ceb79fef03 818 { 0xE3, 0x1A, 0x60, 0x55, 0x29, 0x7D, 0x96, 0xCA,
kevman 0:38ceb79fef03 819 0x33, 0x30, 0xCD, 0xF1, 0xB1, 0x86, 0x0A, 0x83 }
kevman 0:38ceb79fef03 820 }
kevman 0:38ceb79fef03 821 };
kevman 0:38ceb79fef03 822 #endif /* MBEDTLS_CIPHER_MODE_CBC */
kevman 0:38ceb79fef03 823
kevman 0:38ceb79fef03 824 #if defined(MBEDTLS_CIPHER_MODE_CTR)
kevman 0:38ceb79fef03 825 /*
kevman 0:38ceb79fef03 826 * Camellia-CTR test vectors from:
kevman 0:38ceb79fef03 827 *
kevman 0:38ceb79fef03 828 * http://www.faqs.org/rfcs/rfc5528.html
kevman 0:38ceb79fef03 829 */
kevman 0:38ceb79fef03 830
kevman 0:38ceb79fef03 831 static const unsigned char camellia_test_ctr_key[3][16] =
kevman 0:38ceb79fef03 832 {
kevman 0:38ceb79fef03 833 { 0xAE, 0x68, 0x52, 0xF8, 0x12, 0x10, 0x67, 0xCC,
kevman 0:38ceb79fef03 834 0x4B, 0xF7, 0xA5, 0x76, 0x55, 0x77, 0xF3, 0x9E },
kevman 0:38ceb79fef03 835 { 0x7E, 0x24, 0x06, 0x78, 0x17, 0xFA, 0xE0, 0xD7,
kevman 0:38ceb79fef03 836 0x43, 0xD6, 0xCE, 0x1F, 0x32, 0x53, 0x91, 0x63 },
kevman 0:38ceb79fef03 837 { 0x76, 0x91, 0xBE, 0x03, 0x5E, 0x50, 0x20, 0xA8,
kevman 0:38ceb79fef03 838 0xAC, 0x6E, 0x61, 0x85, 0x29, 0xF9, 0xA0, 0xDC }
kevman 0:38ceb79fef03 839 };
kevman 0:38ceb79fef03 840
kevman 0:38ceb79fef03 841 static const unsigned char camellia_test_ctr_nonce_counter[3][16] =
kevman 0:38ceb79fef03 842 {
kevman 0:38ceb79fef03 843 { 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00,
kevman 0:38ceb79fef03 844 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
kevman 0:38ceb79fef03 845 { 0x00, 0x6C, 0xB6, 0xDB, 0xC0, 0x54, 0x3B, 0x59,
kevman 0:38ceb79fef03 846 0xDA, 0x48, 0xD9, 0x0B, 0x00, 0x00, 0x00, 0x01 },
kevman 0:38ceb79fef03 847 { 0x00, 0xE0, 0x01, 0x7B, 0x27, 0x77, 0x7F, 0x3F,
kevman 0:38ceb79fef03 848 0x4A, 0x17, 0x86, 0xF0, 0x00, 0x00, 0x00, 0x01 }
kevman 0:38ceb79fef03 849 };
kevman 0:38ceb79fef03 850
kevman 0:38ceb79fef03 851 static const unsigned char camellia_test_ctr_pt[3][48] =
kevman 0:38ceb79fef03 852 {
kevman 0:38ceb79fef03 853 { 0x53, 0x69, 0x6E, 0x67, 0x6C, 0x65, 0x20, 0x62,
kevman 0:38ceb79fef03 854 0x6C, 0x6F, 0x63, 0x6B, 0x20, 0x6D, 0x73, 0x67 },
kevman 0:38ceb79fef03 855
kevman 0:38ceb79fef03 856 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
kevman 0:38ceb79fef03 857 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
kevman 0:38ceb79fef03 858 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
kevman 0:38ceb79fef03 859 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F },
kevman 0:38ceb79fef03 860
kevman 0:38ceb79fef03 861 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
kevman 0:38ceb79fef03 862 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
kevman 0:38ceb79fef03 863 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
kevman 0:38ceb79fef03 864 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
kevman 0:38ceb79fef03 865 0x20, 0x21, 0x22, 0x23 }
kevman 0:38ceb79fef03 866 };
kevman 0:38ceb79fef03 867
kevman 0:38ceb79fef03 868 static const unsigned char camellia_test_ctr_ct[3][48] =
kevman 0:38ceb79fef03 869 {
kevman 0:38ceb79fef03 870 { 0xD0, 0x9D, 0xC2, 0x9A, 0x82, 0x14, 0x61, 0x9A,
kevman 0:38ceb79fef03 871 0x20, 0x87, 0x7C, 0x76, 0xDB, 0x1F, 0x0B, 0x3F },
kevman 0:38ceb79fef03 872 { 0xDB, 0xF3, 0xC7, 0x8D, 0xC0, 0x83, 0x96, 0xD4,
kevman 0:38ceb79fef03 873 0xDA, 0x7C, 0x90, 0x77, 0x65, 0xBB, 0xCB, 0x44,
kevman 0:38ceb79fef03 874 0x2B, 0x8E, 0x8E, 0x0F, 0x31, 0xF0, 0xDC, 0xA7,
kevman 0:38ceb79fef03 875 0x2C, 0x74, 0x17, 0xE3, 0x53, 0x60, 0xE0, 0x48 },
kevman 0:38ceb79fef03 876 { 0xB1, 0x9D, 0x1F, 0xCD, 0xCB, 0x75, 0xEB, 0x88,
kevman 0:38ceb79fef03 877 0x2F, 0x84, 0x9C, 0xE2, 0x4D, 0x85, 0xCF, 0x73,
kevman 0:38ceb79fef03 878 0x9C, 0xE6, 0x4B, 0x2B, 0x5C, 0x9D, 0x73, 0xF1,
kevman 0:38ceb79fef03 879 0x4F, 0x2D, 0x5D, 0x9D, 0xCE, 0x98, 0x89, 0xCD,
kevman 0:38ceb79fef03 880 0xDF, 0x50, 0x86, 0x96 }
kevman 0:38ceb79fef03 881 };
kevman 0:38ceb79fef03 882
kevman 0:38ceb79fef03 883 static const int camellia_test_ctr_len[3] =
kevman 0:38ceb79fef03 884 { 16, 32, 36 };
kevman 0:38ceb79fef03 885 #endif /* MBEDTLS_CIPHER_MODE_CTR */
kevman 0:38ceb79fef03 886
kevman 0:38ceb79fef03 887 /*
kevman 0:38ceb79fef03 888 * Checkup routine
kevman 0:38ceb79fef03 889 */
kevman 0:38ceb79fef03 890 int mbedtls_camellia_self_test( int verbose )
kevman 0:38ceb79fef03 891 {
kevman 0:38ceb79fef03 892 int i, j, u, v;
kevman 0:38ceb79fef03 893 unsigned char key[32];
kevman 0:38ceb79fef03 894 unsigned char buf[64];
kevman 0:38ceb79fef03 895 unsigned char src[16];
kevman 0:38ceb79fef03 896 unsigned char dst[16];
kevman 0:38ceb79fef03 897 #if defined(MBEDTLS_CIPHER_MODE_CBC)
kevman 0:38ceb79fef03 898 unsigned char iv[16];
kevman 0:38ceb79fef03 899 #endif
kevman 0:38ceb79fef03 900 #if defined(MBEDTLS_CIPHER_MODE_CTR)
kevman 0:38ceb79fef03 901 size_t offset, len;
kevman 0:38ceb79fef03 902 unsigned char nonce_counter[16];
kevman 0:38ceb79fef03 903 unsigned char stream_block[16];
kevman 0:38ceb79fef03 904 #endif
kevman 0:38ceb79fef03 905
kevman 0:38ceb79fef03 906 mbedtls_camellia_context ctx;
kevman 0:38ceb79fef03 907
kevman 0:38ceb79fef03 908 memset( key, 0, 32 );
kevman 0:38ceb79fef03 909
kevman 0:38ceb79fef03 910 for( j = 0; j < 6; j++ ) {
kevman 0:38ceb79fef03 911 u = j >> 1;
kevman 0:38ceb79fef03 912 v = j & 1;
kevman 0:38ceb79fef03 913
kevman 0:38ceb79fef03 914 if( verbose != 0 )
kevman 0:38ceb79fef03 915 mbedtls_printf( " CAMELLIA-ECB-%3d (%s): ", 128 + u * 64,
kevman 0:38ceb79fef03 916 (v == MBEDTLS_CAMELLIA_DECRYPT) ? "dec" : "enc");
kevman 0:38ceb79fef03 917
kevman 0:38ceb79fef03 918 for( i = 0; i < CAMELLIA_TESTS_ECB; i++ ) {
kevman 0:38ceb79fef03 919 memcpy( key, camellia_test_ecb_key[u][i], 16 + 8 * u );
kevman 0:38ceb79fef03 920
kevman 0:38ceb79fef03 921 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
kevman 0:38ceb79fef03 922 mbedtls_camellia_setkey_dec( &ctx, key, 128 + u * 64 );
kevman 0:38ceb79fef03 923 memcpy( src, camellia_test_ecb_cipher[u][i], 16 );
kevman 0:38ceb79fef03 924 memcpy( dst, camellia_test_ecb_plain[i], 16 );
kevman 0:38ceb79fef03 925 } else { /* MBEDTLS_CAMELLIA_ENCRYPT */
kevman 0:38ceb79fef03 926 mbedtls_camellia_setkey_enc( &ctx, key, 128 + u * 64 );
kevman 0:38ceb79fef03 927 memcpy( src, camellia_test_ecb_plain[i], 16 );
kevman 0:38ceb79fef03 928 memcpy( dst, camellia_test_ecb_cipher[u][i], 16 );
kevman 0:38ceb79fef03 929 }
kevman 0:38ceb79fef03 930
kevman 0:38ceb79fef03 931 mbedtls_camellia_crypt_ecb( &ctx, v, src, buf );
kevman 0:38ceb79fef03 932
kevman 0:38ceb79fef03 933 if( memcmp( buf, dst, 16 ) != 0 )
kevman 0:38ceb79fef03 934 {
kevman 0:38ceb79fef03 935 if( verbose != 0 )
kevman 0:38ceb79fef03 936 mbedtls_printf( "failed\n" );
kevman 0:38ceb79fef03 937
kevman 0:38ceb79fef03 938 return( 1 );
kevman 0:38ceb79fef03 939 }
kevman 0:38ceb79fef03 940 }
kevman 0:38ceb79fef03 941
kevman 0:38ceb79fef03 942 if( verbose != 0 )
kevman 0:38ceb79fef03 943 mbedtls_printf( "passed\n" );
kevman 0:38ceb79fef03 944 }
kevman 0:38ceb79fef03 945
kevman 0:38ceb79fef03 946 if( verbose != 0 )
kevman 0:38ceb79fef03 947 mbedtls_printf( "\n" );
kevman 0:38ceb79fef03 948
kevman 0:38ceb79fef03 949 #if defined(MBEDTLS_CIPHER_MODE_CBC)
kevman 0:38ceb79fef03 950 /*
kevman 0:38ceb79fef03 951 * CBC mode
kevman 0:38ceb79fef03 952 */
kevman 0:38ceb79fef03 953 for( j = 0; j < 6; j++ )
kevman 0:38ceb79fef03 954 {
kevman 0:38ceb79fef03 955 u = j >> 1;
kevman 0:38ceb79fef03 956 v = j & 1;
kevman 0:38ceb79fef03 957
kevman 0:38ceb79fef03 958 if( verbose != 0 )
kevman 0:38ceb79fef03 959 mbedtls_printf( " CAMELLIA-CBC-%3d (%s): ", 128 + u * 64,
kevman 0:38ceb79fef03 960 ( v == MBEDTLS_CAMELLIA_DECRYPT ) ? "dec" : "enc" );
kevman 0:38ceb79fef03 961
kevman 0:38ceb79fef03 962 memcpy( src, camellia_test_cbc_iv, 16 );
kevman 0:38ceb79fef03 963 memcpy( dst, camellia_test_cbc_iv, 16 );
kevman 0:38ceb79fef03 964 memcpy( key, camellia_test_cbc_key[u], 16 + 8 * u );
kevman 0:38ceb79fef03 965
kevman 0:38ceb79fef03 966 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
kevman 0:38ceb79fef03 967 mbedtls_camellia_setkey_dec( &ctx, key, 128 + u * 64 );
kevman 0:38ceb79fef03 968 } else {
kevman 0:38ceb79fef03 969 mbedtls_camellia_setkey_enc( &ctx, key, 128 + u * 64 );
kevman 0:38ceb79fef03 970 }
kevman 0:38ceb79fef03 971
kevman 0:38ceb79fef03 972 for( i = 0; i < CAMELLIA_TESTS_CBC; i++ ) {
kevman 0:38ceb79fef03 973
kevman 0:38ceb79fef03 974 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
kevman 0:38ceb79fef03 975 memcpy( iv , src, 16 );
kevman 0:38ceb79fef03 976 memcpy( src, camellia_test_cbc_cipher[u][i], 16 );
kevman 0:38ceb79fef03 977 memcpy( dst, camellia_test_cbc_plain[i], 16 );
kevman 0:38ceb79fef03 978 } else { /* MBEDTLS_CAMELLIA_ENCRYPT */
kevman 0:38ceb79fef03 979 memcpy( iv , dst, 16 );
kevman 0:38ceb79fef03 980 memcpy( src, camellia_test_cbc_plain[i], 16 );
kevman 0:38ceb79fef03 981 memcpy( dst, camellia_test_cbc_cipher[u][i], 16 );
kevman 0:38ceb79fef03 982 }
kevman 0:38ceb79fef03 983
kevman 0:38ceb79fef03 984 mbedtls_camellia_crypt_cbc( &ctx, v, 16, iv, src, buf );
kevman 0:38ceb79fef03 985
kevman 0:38ceb79fef03 986 if( memcmp( buf, dst, 16 ) != 0 )
kevman 0:38ceb79fef03 987 {
kevman 0:38ceb79fef03 988 if( verbose != 0 )
kevman 0:38ceb79fef03 989 mbedtls_printf( "failed\n" );
kevman 0:38ceb79fef03 990
kevman 0:38ceb79fef03 991 return( 1 );
kevman 0:38ceb79fef03 992 }
kevman 0:38ceb79fef03 993 }
kevman 0:38ceb79fef03 994
kevman 0:38ceb79fef03 995 if( verbose != 0 )
kevman 0:38ceb79fef03 996 mbedtls_printf( "passed\n" );
kevman 0:38ceb79fef03 997 }
kevman 0:38ceb79fef03 998 #endif /* MBEDTLS_CIPHER_MODE_CBC */
kevman 0:38ceb79fef03 999
kevman 0:38ceb79fef03 1000 if( verbose != 0 )
kevman 0:38ceb79fef03 1001 mbedtls_printf( "\n" );
kevman 0:38ceb79fef03 1002
kevman 0:38ceb79fef03 1003 #if defined(MBEDTLS_CIPHER_MODE_CTR)
kevman 0:38ceb79fef03 1004 /*
kevman 0:38ceb79fef03 1005 * CTR mode
kevman 0:38ceb79fef03 1006 */
kevman 0:38ceb79fef03 1007 for( i = 0; i < 6; i++ )
kevman 0:38ceb79fef03 1008 {
kevman 0:38ceb79fef03 1009 u = i >> 1;
kevman 0:38ceb79fef03 1010 v = i & 1;
kevman 0:38ceb79fef03 1011
kevman 0:38ceb79fef03 1012 if( verbose != 0 )
kevman 0:38ceb79fef03 1013 mbedtls_printf( " CAMELLIA-CTR-128 (%s): ",
kevman 0:38ceb79fef03 1014 ( v == MBEDTLS_CAMELLIA_DECRYPT ) ? "dec" : "enc" );
kevman 0:38ceb79fef03 1015
kevman 0:38ceb79fef03 1016 memcpy( nonce_counter, camellia_test_ctr_nonce_counter[u], 16 );
kevman 0:38ceb79fef03 1017 memcpy( key, camellia_test_ctr_key[u], 16 );
kevman 0:38ceb79fef03 1018
kevman 0:38ceb79fef03 1019 offset = 0;
kevman 0:38ceb79fef03 1020 mbedtls_camellia_setkey_enc( &ctx, key, 128 );
kevman 0:38ceb79fef03 1021
kevman 0:38ceb79fef03 1022 if( v == MBEDTLS_CAMELLIA_DECRYPT )
kevman 0:38ceb79fef03 1023 {
kevman 0:38ceb79fef03 1024 len = camellia_test_ctr_len[u];
kevman 0:38ceb79fef03 1025 memcpy( buf, camellia_test_ctr_ct[u], len );
kevman 0:38ceb79fef03 1026
kevman 0:38ceb79fef03 1027 mbedtls_camellia_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
kevman 0:38ceb79fef03 1028 buf, buf );
kevman 0:38ceb79fef03 1029
kevman 0:38ceb79fef03 1030 if( memcmp( buf, camellia_test_ctr_pt[u], len ) != 0 )
kevman 0:38ceb79fef03 1031 {
kevman 0:38ceb79fef03 1032 if( verbose != 0 )
kevman 0:38ceb79fef03 1033 mbedtls_printf( "failed\n" );
kevman 0:38ceb79fef03 1034
kevman 0:38ceb79fef03 1035 return( 1 );
kevman 0:38ceb79fef03 1036 }
kevman 0:38ceb79fef03 1037 }
kevman 0:38ceb79fef03 1038 else
kevman 0:38ceb79fef03 1039 {
kevman 0:38ceb79fef03 1040 len = camellia_test_ctr_len[u];
kevman 0:38ceb79fef03 1041 memcpy( buf, camellia_test_ctr_pt[u], len );
kevman 0:38ceb79fef03 1042
kevman 0:38ceb79fef03 1043 mbedtls_camellia_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
kevman 0:38ceb79fef03 1044 buf, buf );
kevman 0:38ceb79fef03 1045
kevman 0:38ceb79fef03 1046 if( memcmp( buf, camellia_test_ctr_ct[u], len ) != 0 )
kevman 0:38ceb79fef03 1047 {
kevman 0:38ceb79fef03 1048 if( verbose != 0 )
kevman 0:38ceb79fef03 1049 mbedtls_printf( "failed\n" );
kevman 0:38ceb79fef03 1050
kevman 0:38ceb79fef03 1051 return( 1 );
kevman 0:38ceb79fef03 1052 }
kevman 0:38ceb79fef03 1053 }
kevman 0:38ceb79fef03 1054
kevman 0:38ceb79fef03 1055 if( verbose != 0 )
kevman 0:38ceb79fef03 1056 mbedtls_printf( "passed\n" );
kevman 0:38ceb79fef03 1057 }
kevman 0:38ceb79fef03 1058
kevman 0:38ceb79fef03 1059 if( verbose != 0 )
kevman 0:38ceb79fef03 1060 mbedtls_printf( "\n" );
kevman 0:38ceb79fef03 1061 #endif /* MBEDTLS_CIPHER_MODE_CTR */
kevman 0:38ceb79fef03 1062
kevman 0:38ceb79fef03 1063 return( 0 );
kevman 0:38ceb79fef03 1064 }
kevman 0:38ceb79fef03 1065
kevman 0:38ceb79fef03 1066 #endif /* MBEDTLS_SELF_TEST */
kevman 0:38ceb79fef03 1067
kevman 0:38ceb79fef03 1068 #endif /* MBEDTLS_CAMELLIA_C */