Eric Tsai / mbedtls

Modified mbed TLS headers for AES functionality only to reduce build size

Dependents:   BLE_Gateway_Linker_fix BLE_Gateway

Fork of mbedtls by sandbox

source/camellia.c@5:f09f5ed830ca, 2017-07-10 (annotated)

Committer:
electronichamsters
Date:
Mon Jul 10 04:00:25 2017 +0000
Revision:
5:f09f5ed830ca
Parent:
1:24750b9ad5ef 
working gateway

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Christopher Haster 1:24750b9ad5ef 1 /*
Christopher Haster 1:24750b9ad5ef 2 * Camellia implementation
Christopher Haster 1:24750b9ad5ef 3 *
Christopher Haster 1:24750b9ad5ef 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
Christopher Haster 1:24750b9ad5ef 5 * SPDX-License-Identifier: Apache-2.0
Christopher Haster 1:24750b9ad5ef 6 *
Christopher Haster 1:24750b9ad5ef 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
Christopher Haster 1:24750b9ad5ef 8 * not use this file except in compliance with the License.
Christopher Haster 1:24750b9ad5ef 9 * You may obtain a copy of the License at
Christopher Haster 1:24750b9ad5ef 10 *
Christopher Haster 1:24750b9ad5ef 11 * http://www.apache.org/licenses/LICENSE-2.0
Christopher Haster 1:24750b9ad5ef 12 *
Christopher Haster 1:24750b9ad5ef 13 * Unless required by applicable law or agreed to in writing, software
Christopher Haster 1:24750b9ad5ef 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
Christopher Haster 1:24750b9ad5ef 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Christopher Haster 1:24750b9ad5ef 16 * See the License for the specific language governing permissions and
Christopher Haster 1:24750b9ad5ef 17 * limitations under the License.
Christopher Haster 1:24750b9ad5ef 18 *
Christopher Haster 1:24750b9ad5ef 19 * This file is part of mbed TLS (https://tls.mbed.org)
Christopher Haster 1:24750b9ad5ef 20 */
Christopher Haster 1:24750b9ad5ef 21 /*
Christopher Haster 1:24750b9ad5ef 22 * The Camellia block cipher was designed by NTT and Mitsubishi Electric
Christopher Haster 1:24750b9ad5ef 23 * Corporation.
Christopher Haster 1:24750b9ad5ef 24 *
Christopher Haster 1:24750b9ad5ef 25 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/01espec.pdf
Christopher Haster 1:24750b9ad5ef 26 */
Christopher Haster 1:24750b9ad5ef 27
Christopher Haster 1:24750b9ad5ef 28 #if !defined(MBEDTLS_CONFIG_FILE)
Christopher Haster 1:24750b9ad5ef 29 #include "mbedtls/config.h"
Christopher Haster 1:24750b9ad5ef 30 #else
Christopher Haster 1:24750b9ad5ef 31 #include MBEDTLS_CONFIG_FILE
Christopher Haster 1:24750b9ad5ef 32 #endif
Christopher Haster 1:24750b9ad5ef 33
Christopher Haster 1:24750b9ad5ef 34 #if defined(MBEDTLS_CAMELLIA_C)
Christopher Haster 1:24750b9ad5ef 35
Christopher Haster 1:24750b9ad5ef 36 #include "mbedtls/camellia.h"
Christopher Haster 1:24750b9ad5ef 37
Christopher Haster 1:24750b9ad5ef 38 #include <string.h>
Christopher Haster 1:24750b9ad5ef 39
Christopher Haster 1:24750b9ad5ef 40 #if defined(MBEDTLS_SELF_TEST)
Christopher Haster 1:24750b9ad5ef 41 #if defined(MBEDTLS_PLATFORM_C)
Christopher Haster 1:24750b9ad5ef 42 #include "mbedtls/platform.h"
Christopher Haster 1:24750b9ad5ef 43 #else
Christopher Haster 1:24750b9ad5ef 44 #include <stdio.h>
Christopher Haster 1:24750b9ad5ef 45 #define mbedtls_printf printf
Christopher Haster 1:24750b9ad5ef 46 #endif /* MBEDTLS_PLATFORM_C */
Christopher Haster 1:24750b9ad5ef 47 #endif /* MBEDTLS_SELF_TEST */
Christopher Haster 1:24750b9ad5ef 48
Christopher Haster 1:24750b9ad5ef 49 #if !defined(MBEDTLS_CAMELLIA_ALT)
Christopher Haster 1:24750b9ad5ef 50
Christopher Haster 1:24750b9ad5ef 51 /* Implementation that should never be optimized out by the compiler */
Christopher Haster 1:24750b9ad5ef 52 static void mbedtls_zeroize( void *v, size_t n ) {
Christopher Haster 1:24750b9ad5ef 53 volatile unsigned char *p = v; while( n-- ) *p++ = 0;
Christopher Haster 1:24750b9ad5ef 54 }
Christopher Haster 1:24750b9ad5ef 55
Christopher Haster 1:24750b9ad5ef 56 /*
Christopher Haster 1:24750b9ad5ef 57 * 32-bit integer manipulation macros (big endian)
Christopher Haster 1:24750b9ad5ef 58 */
Christopher Haster 1:24750b9ad5ef 59 #ifndef GET_UINT32_BE
Christopher Haster 1:24750b9ad5ef 60 #define GET_UINT32_BE(n,b,i) \
Christopher Haster 1:24750b9ad5ef 61 { \
Christopher Haster 1:24750b9ad5ef 62 (n) = ( (uint32_t) (b)[(i) ] << 24 ) \
Christopher Haster 1:24750b9ad5ef 63 | ( (uint32_t) (b)[(i) + 1] << 16 ) \
Christopher Haster 1:24750b9ad5ef 64 | ( (uint32_t) (b)[(i) + 2] << 8 ) \
Christopher Haster 1:24750b9ad5ef 65 | ( (uint32_t) (b)[(i) + 3] ); \
Christopher Haster 1:24750b9ad5ef 66 }
Christopher Haster 1:24750b9ad5ef 67 #endif
Christopher Haster 1:24750b9ad5ef 68
Christopher Haster 1:24750b9ad5ef 69 #ifndef PUT_UINT32_BE
Christopher Haster 1:24750b9ad5ef 70 #define PUT_UINT32_BE(n,b,i) \
Christopher Haster 1:24750b9ad5ef 71 { \
Christopher Haster 1:24750b9ad5ef 72 (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
Christopher Haster 1:24750b9ad5ef 73 (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
Christopher Haster 1:24750b9ad5ef 74 (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
Christopher Haster 1:24750b9ad5ef 75 (b)[(i) + 3] = (unsigned char) ( (n) ); \
Christopher Haster 1:24750b9ad5ef 76 }
Christopher Haster 1:24750b9ad5ef 77 #endif
Christopher Haster 1:24750b9ad5ef 78
Christopher Haster 1:24750b9ad5ef 79 static const unsigned char SIGMA_CHARS[6][8] =
Christopher Haster 1:24750b9ad5ef 80 {
Christopher Haster 1:24750b9ad5ef 81 { 0xa0, 0x9e, 0x66, 0x7f, 0x3b, 0xcc, 0x90, 0x8b },
Christopher Haster 1:24750b9ad5ef 82 { 0xb6, 0x7a, 0xe8, 0x58, 0x4c, 0xaa, 0x73, 0xb2 },
Christopher Haster 1:24750b9ad5ef 83 { 0xc6, 0xef, 0x37, 0x2f, 0xe9, 0x4f, 0x82, 0xbe },
Christopher Haster 1:24750b9ad5ef 84 { 0x54, 0xff, 0x53, 0xa5, 0xf1, 0xd3, 0x6f, 0x1c },
Christopher Haster 1:24750b9ad5ef 85 { 0x10, 0xe5, 0x27, 0xfa, 0xde, 0x68, 0x2d, 0x1d },
Christopher Haster 1:24750b9ad5ef 86 { 0xb0, 0x56, 0x88, 0xc2, 0xb3, 0xe6, 0xc1, 0xfd }
Christopher Haster 1:24750b9ad5ef 87 };
Christopher Haster 1:24750b9ad5ef 88
Christopher Haster 1:24750b9ad5ef 89 #if defined(MBEDTLS_CAMELLIA_SMALL_MEMORY)
Christopher Haster 1:24750b9ad5ef 90
Christopher Haster 1:24750b9ad5ef 91 static const unsigned char FSb[256] =
Christopher Haster 1:24750b9ad5ef 92 {
Christopher Haster 1:24750b9ad5ef 93 112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65,
Christopher Haster 1:24750b9ad5ef 94 35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189,
Christopher Haster 1:24750b9ad5ef 95 134,184,175,143,124,235, 31,206, 62, 48,220, 95, 94,197, 11, 26,
Christopher Haster 1:24750b9ad5ef 96 166,225, 57,202,213, 71, 93, 61,217, 1, 90,214, 81, 86,108, 77,
Christopher Haster 1:24750b9ad5ef 97 139, 13,154,102,251,204,176, 45,116, 18, 43, 32,240,177,132,153,
Christopher Haster 1:24750b9ad5ef 98 223, 76,203,194, 52,126,118, 5,109,183,169, 49,209, 23, 4,215,
Christopher Haster 1:24750b9ad5ef 99 20, 88, 58, 97,222, 27, 17, 28, 50, 15,156, 22, 83, 24,242, 34,
Christopher Haster 1:24750b9ad5ef 100 254, 68,207,178,195,181,122,145, 36, 8,232,168, 96,252,105, 80,
Christopher Haster 1:24750b9ad5ef 101 170,208,160,125,161,137, 98,151, 84, 91, 30,149,224,255,100,210,
Christopher Haster 1:24750b9ad5ef 102 16,196, 0, 72,163,247,117,219,138, 3,230,218, 9, 63,221,148,
Christopher Haster 1:24750b9ad5ef 103 135, 92,131, 2,205, 74,144, 51,115,103,246,243,157,127,191,226,
Christopher Haster 1:24750b9ad5ef 104 82,155,216, 38,200, 55,198, 59,129,150,111, 75, 19,190, 99, 46,
Christopher Haster 1:24750b9ad5ef 105 233,121,167,140,159,110,188,142, 41,245,249,182, 47,253,180, 89,
Christopher Haster 1:24750b9ad5ef 106 120,152, 6,106,231, 70,113,186,212, 37,171, 66,136,162,141,250,
Christopher Haster 1:24750b9ad5ef 107 114, 7,185, 85,248,238,172, 10, 54, 73, 42,104, 60, 56,241,164,
Christopher Haster 1:24750b9ad5ef 108 64, 40,211,123,187,201, 67,193, 21,227,173,244,119,199,128,158
Christopher Haster 1:24750b9ad5ef 109 };
Christopher Haster 1:24750b9ad5ef 110
Christopher Haster 1:24750b9ad5ef 111 #define SBOX1(n) FSb[(n)]
Christopher Haster 1:24750b9ad5ef 112 #define SBOX2(n) (unsigned char)((FSb[(n)] >> 7 ^ FSb[(n)] << 1) & 0xff)
Christopher Haster 1:24750b9ad5ef 113 #define SBOX3(n) (unsigned char)((FSb[(n)] >> 1 ^ FSb[(n)] << 7) & 0xff)
Christopher Haster 1:24750b9ad5ef 114 #define SBOX4(n) FSb[((n) << 1 ^ (n) >> 7) &0xff]
Christopher Haster 1:24750b9ad5ef 115
Christopher Haster 1:24750b9ad5ef 116 #else /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
Christopher Haster 1:24750b9ad5ef 117
Christopher Haster 1:24750b9ad5ef 118 static const unsigned char FSb[256] =
Christopher Haster 1:24750b9ad5ef 119 {
Christopher Haster 1:24750b9ad5ef 120 112, 130, 44, 236, 179, 39, 192, 229, 228, 133, 87, 53, 234, 12, 174, 65,
Christopher Haster 1:24750b9ad5ef 121 35, 239, 107, 147, 69, 25, 165, 33, 237, 14, 79, 78, 29, 101, 146, 189,
Christopher Haster 1:24750b9ad5ef 122 134, 184, 175, 143, 124, 235, 31, 206, 62, 48, 220, 95, 94, 197, 11, 26,
Christopher Haster 1:24750b9ad5ef 123 166, 225, 57, 202, 213, 71, 93, 61, 217, 1, 90, 214, 81, 86, 108, 77,
Christopher Haster 1:24750b9ad5ef 124 139, 13, 154, 102, 251, 204, 176, 45, 116, 18, 43, 32, 240, 177, 132, 153,
Christopher Haster 1:24750b9ad5ef 125 223, 76, 203, 194, 52, 126, 118, 5, 109, 183, 169, 49, 209, 23, 4, 215,
Christopher Haster 1:24750b9ad5ef 126 20, 88, 58, 97, 222, 27, 17, 28, 50, 15, 156, 22, 83, 24, 242, 34,
Christopher Haster 1:24750b9ad5ef 127 254, 68, 207, 178, 195, 181, 122, 145, 36, 8, 232, 168, 96, 252, 105, 80,
Christopher Haster 1:24750b9ad5ef 128 170, 208, 160, 125, 161, 137, 98, 151, 84, 91, 30, 149, 224, 255, 100, 210,
Christopher Haster 1:24750b9ad5ef 129 16, 196, 0, 72, 163, 247, 117, 219, 138, 3, 230, 218, 9, 63, 221, 148,
Christopher Haster 1:24750b9ad5ef 130 135, 92, 131, 2, 205, 74, 144, 51, 115, 103, 246, 243, 157, 127, 191, 226,
Christopher Haster 1:24750b9ad5ef 131 82, 155, 216, 38, 200, 55, 198, 59, 129, 150, 111, 75, 19, 190, 99, 46,
Christopher Haster 1:24750b9ad5ef 132 233, 121, 167, 140, 159, 110, 188, 142, 41, 245, 249, 182, 47, 253, 180, 89,
Christopher Haster 1:24750b9ad5ef 133 120, 152, 6, 106, 231, 70, 113, 186, 212, 37, 171, 66, 136, 162, 141, 250,
Christopher Haster 1:24750b9ad5ef 134 114, 7, 185, 85, 248, 238, 172, 10, 54, 73, 42, 104, 60, 56, 241, 164,
Christopher Haster 1:24750b9ad5ef 135 64, 40, 211, 123, 187, 201, 67, 193, 21, 227, 173, 244, 119, 199, 128, 158
Christopher Haster 1:24750b9ad5ef 136 };
Christopher Haster 1:24750b9ad5ef 137
Christopher Haster 1:24750b9ad5ef 138 static const unsigned char FSb2[256] =
Christopher Haster 1:24750b9ad5ef 139 {
Christopher Haster 1:24750b9ad5ef 140 224, 5, 88, 217, 103, 78, 129, 203, 201, 11, 174, 106, 213, 24, 93, 130,
Christopher Haster 1:24750b9ad5ef 141 70, 223, 214, 39, 138, 50, 75, 66, 219, 28, 158, 156, 58, 202, 37, 123,
Christopher Haster 1:24750b9ad5ef 142 13, 113, 95, 31, 248, 215, 62, 157, 124, 96, 185, 190, 188, 139, 22, 52,
Christopher Haster 1:24750b9ad5ef 143 77, 195, 114, 149, 171, 142, 186, 122, 179, 2, 180, 173, 162, 172, 216, 154,
Christopher Haster 1:24750b9ad5ef 144 23, 26, 53, 204, 247, 153, 97, 90, 232, 36, 86, 64, 225, 99, 9, 51,
Christopher Haster 1:24750b9ad5ef 145 191, 152, 151, 133, 104, 252, 236, 10, 218, 111, 83, 98, 163, 46, 8, 175,
Christopher Haster 1:24750b9ad5ef 146 40, 176, 116, 194, 189, 54, 34, 56, 100, 30, 57, 44, 166, 48, 229, 68,
Christopher Haster 1:24750b9ad5ef 147 253, 136, 159, 101, 135, 107, 244, 35, 72, 16, 209, 81, 192, 249, 210, 160,
Christopher Haster 1:24750b9ad5ef 148 85, 161, 65, 250, 67, 19, 196, 47, 168, 182, 60, 43, 193, 255, 200, 165,
Christopher Haster 1:24750b9ad5ef 149 32, 137, 0, 144, 71, 239, 234, 183, 21, 6, 205, 181, 18, 126, 187, 41,
Christopher Haster 1:24750b9ad5ef 150 15, 184, 7, 4, 155, 148, 33, 102, 230, 206, 237, 231, 59, 254, 127, 197,
Christopher Haster 1:24750b9ad5ef 151 164, 55, 177, 76, 145, 110, 141, 118, 3, 45, 222, 150, 38, 125, 198, 92,
Christopher Haster 1:24750b9ad5ef 152 211, 242, 79, 25, 63, 220, 121, 29, 82, 235, 243, 109, 94, 251, 105, 178,
Christopher Haster 1:24750b9ad5ef 153 240, 49, 12, 212, 207, 140, 226, 117, 169, 74, 87, 132, 17, 69, 27, 245,
Christopher Haster 1:24750b9ad5ef 154 228, 14, 115, 170, 241, 221, 89, 20, 108, 146, 84, 208, 120, 112, 227, 73,
Christopher Haster 1:24750b9ad5ef 155 128, 80, 167, 246, 119, 147, 134, 131, 42, 199, 91, 233, 238, 143, 1, 61
Christopher Haster 1:24750b9ad5ef 156 };
Christopher Haster 1:24750b9ad5ef 157
Christopher Haster 1:24750b9ad5ef 158 static const unsigned char FSb3[256] =
Christopher Haster 1:24750b9ad5ef 159 {
Christopher Haster 1:24750b9ad5ef 160 56, 65, 22, 118, 217, 147, 96, 242, 114, 194, 171, 154, 117, 6, 87, 160,
Christopher Haster 1:24750b9ad5ef 161 145, 247, 181, 201, 162, 140, 210, 144, 246, 7, 167, 39, 142, 178, 73, 222,
Christopher Haster 1:24750b9ad5ef 162 67, 92, 215, 199, 62, 245, 143, 103, 31, 24, 110, 175, 47, 226, 133, 13,
Christopher Haster 1:24750b9ad5ef 163 83, 240, 156, 101, 234, 163, 174, 158, 236, 128, 45, 107, 168, 43, 54, 166,
Christopher Haster 1:24750b9ad5ef 164 197, 134, 77, 51, 253, 102, 88, 150, 58, 9, 149, 16, 120, 216, 66, 204,
Christopher Haster 1:24750b9ad5ef 165 239, 38, 229, 97, 26, 63, 59, 130, 182, 219, 212, 152, 232, 139, 2, 235,
Christopher Haster 1:24750b9ad5ef 166 10, 44, 29, 176, 111, 141, 136, 14, 25, 135, 78, 11, 169, 12, 121, 17,
Christopher Haster 1:24750b9ad5ef 167 127, 34, 231, 89, 225, 218, 61, 200, 18, 4, 116, 84, 48, 126, 180, 40,
Christopher Haster 1:24750b9ad5ef 168 85, 104, 80, 190, 208, 196, 49, 203, 42, 173, 15, 202, 112, 255, 50, 105,
Christopher Haster 1:24750b9ad5ef 169 8, 98, 0, 36, 209, 251, 186, 237, 69, 129, 115, 109, 132, 159, 238, 74,
Christopher Haster 1:24750b9ad5ef 170 195, 46, 193, 1, 230, 37, 72, 153, 185, 179, 123, 249, 206, 191, 223, 113,
Christopher Haster 1:24750b9ad5ef 171 41, 205, 108, 19, 100, 155, 99, 157, 192, 75, 183, 165, 137, 95, 177, 23,
Christopher Haster 1:24750b9ad5ef 172 244, 188, 211, 70, 207, 55, 94, 71, 148, 250, 252, 91, 151, 254, 90, 172,
Christopher Haster 1:24750b9ad5ef 173 60, 76, 3, 53, 243, 35, 184, 93, 106, 146, 213, 33, 68, 81, 198, 125,
Christopher Haster 1:24750b9ad5ef 174 57, 131, 220, 170, 124, 119, 86, 5, 27, 164, 21, 52, 30, 28, 248, 82,
Christopher Haster 1:24750b9ad5ef 175 32, 20, 233, 189, 221, 228, 161, 224, 138, 241, 214, 122, 187, 227, 64, 79
Christopher Haster 1:24750b9ad5ef 176 };
Christopher Haster 1:24750b9ad5ef 177
Christopher Haster 1:24750b9ad5ef 178 static const unsigned char FSb4[256] =
Christopher Haster 1:24750b9ad5ef 179 {
Christopher Haster 1:24750b9ad5ef 180 112, 44, 179, 192, 228, 87, 234, 174, 35, 107, 69, 165, 237, 79, 29, 146,
Christopher Haster 1:24750b9ad5ef 181 134, 175, 124, 31, 62, 220, 94, 11, 166, 57, 213, 93, 217, 90, 81, 108,
Christopher Haster 1:24750b9ad5ef 182 139, 154, 251, 176, 116, 43, 240, 132, 223, 203, 52, 118, 109, 169, 209, 4,
Christopher Haster 1:24750b9ad5ef 183 20, 58, 222, 17, 50, 156, 83, 242, 254, 207, 195, 122, 36, 232, 96, 105,
Christopher Haster 1:24750b9ad5ef 184 170, 160, 161, 98, 84, 30, 224, 100, 16, 0, 163, 117, 138, 230, 9, 221,
Christopher Haster 1:24750b9ad5ef 185 135, 131, 205, 144, 115, 246, 157, 191, 82, 216, 200, 198, 129, 111, 19, 99,
Christopher Haster 1:24750b9ad5ef 186 233, 167, 159, 188, 41, 249, 47, 180, 120, 6, 231, 113, 212, 171, 136, 141,
Christopher Haster 1:24750b9ad5ef 187 114, 185, 248, 172, 54, 42, 60, 241, 64, 211, 187, 67, 21, 173, 119, 128,
Christopher Haster 1:24750b9ad5ef 188 130, 236, 39, 229, 133, 53, 12, 65, 239, 147, 25, 33, 14, 78, 101, 189,
Christopher Haster 1:24750b9ad5ef 189 184, 143, 235, 206, 48, 95, 197, 26, 225, 202, 71, 61, 1, 214, 86, 77,
Christopher Haster 1:24750b9ad5ef 190 13, 102, 204, 45, 18, 32, 177, 153, 76, 194, 126, 5, 183, 49, 23, 215,
Christopher Haster 1:24750b9ad5ef 191 88, 97, 27, 28, 15, 22, 24, 34, 68, 178, 181, 145, 8, 168, 252, 80,
Christopher Haster 1:24750b9ad5ef 192 208, 125, 137, 151, 91, 149, 255, 210, 196, 72, 247, 219, 3, 218, 63, 148,
Christopher Haster 1:24750b9ad5ef 193 92, 2, 74, 51, 103, 243, 127, 226, 155, 38, 55, 59, 150, 75, 190, 46,
Christopher Haster 1:24750b9ad5ef 194 121, 140, 110, 142, 245, 182, 253, 89, 152, 106, 70, 186, 37, 66, 162, 250,
Christopher Haster 1:24750b9ad5ef 195 7, 85, 238, 10, 73, 104, 56, 164, 40, 123, 201, 193, 227, 244, 199, 158
Christopher Haster 1:24750b9ad5ef 196 };
Christopher Haster 1:24750b9ad5ef 197
Christopher Haster 1:24750b9ad5ef 198 #define SBOX1(n) FSb[(n)]
Christopher Haster 1:24750b9ad5ef 199 #define SBOX2(n) FSb2[(n)]
Christopher Haster 1:24750b9ad5ef 200 #define SBOX3(n) FSb3[(n)]
Christopher Haster 1:24750b9ad5ef 201 #define SBOX4(n) FSb4[(n)]
Christopher Haster 1:24750b9ad5ef 202
Christopher Haster 1:24750b9ad5ef 203 #endif /* MBEDTLS_CAMELLIA_SMALL_MEMORY */
Christopher Haster 1:24750b9ad5ef 204
Christopher Haster 1:24750b9ad5ef 205 static const unsigned char shifts[2][4][4] =
Christopher Haster 1:24750b9ad5ef 206 {
Christopher Haster 1:24750b9ad5ef 207 {
Christopher Haster 1:24750b9ad5ef 208 { 1, 1, 1, 1 }, /* KL */
Christopher Haster 1:24750b9ad5ef 209 { 0, 0, 0, 0 }, /* KR */
Christopher Haster 1:24750b9ad5ef 210 { 1, 1, 1, 1 }, /* KA */
Christopher Haster 1:24750b9ad5ef 211 { 0, 0, 0, 0 } /* KB */
Christopher Haster 1:24750b9ad5ef 212 },
Christopher Haster 1:24750b9ad5ef 213 {
Christopher Haster 1:24750b9ad5ef 214 { 1, 0, 1, 1 }, /* KL */
Christopher Haster 1:24750b9ad5ef 215 { 1, 1, 0, 1 }, /* KR */
Christopher Haster 1:24750b9ad5ef 216 { 1, 1, 1, 0 }, /* KA */
Christopher Haster 1:24750b9ad5ef 217 { 1, 1, 0, 1 } /* KB */
Christopher Haster 1:24750b9ad5ef 218 }
Christopher Haster 1:24750b9ad5ef 219 };
Christopher Haster 1:24750b9ad5ef 220
Christopher Haster 1:24750b9ad5ef 221 static const signed char indexes[2][4][20] =
Christopher Haster 1:24750b9ad5ef 222 {
Christopher Haster 1:24750b9ad5ef 223 {
Christopher Haster 1:24750b9ad5ef 224 { 0, 1, 2, 3, 8, 9, 10, 11, 38, 39,
Christopher Haster 1:24750b9ad5ef 225 36, 37, 23, 20, 21, 22, 27, -1, -1, 26 }, /* KL -> RK */
Christopher Haster 1:24750b9ad5ef 226 { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
Christopher Haster 1:24750b9ad5ef 227 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, /* KR -> RK */
Christopher Haster 1:24750b9ad5ef 228 { 4, 5, 6, 7, 12, 13, 14, 15, 16, 17,
Christopher Haster 1:24750b9ad5ef 229 18, 19, -1, 24, 25, -1, 31, 28, 29, 30 }, /* KA -> RK */
Christopher Haster 1:24750b9ad5ef 230 { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
Christopher Haster 1:24750b9ad5ef 231 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 } /* KB -> RK */
Christopher Haster 1:24750b9ad5ef 232 },
Christopher Haster 1:24750b9ad5ef 233 {
Christopher Haster 1:24750b9ad5ef 234 { 0, 1, 2, 3, 61, 62, 63, 60, -1, -1,
Christopher Haster 1:24750b9ad5ef 235 -1, -1, 27, 24, 25, 26, 35, 32, 33, 34 }, /* KL -> RK */
Christopher Haster 1:24750b9ad5ef 236 { -1, -1, -1, -1, 8, 9, 10, 11, 16, 17,
Christopher Haster 1:24750b9ad5ef 237 18, 19, -1, -1, -1, -1, 39, 36, 37, 38 }, /* KR -> RK */
Christopher Haster 1:24750b9ad5ef 238 { -1, -1, -1, -1, 12, 13, 14, 15, 58, 59,
Christopher Haster 1:24750b9ad5ef 239 56, 57, 31, 28, 29, 30, -1, -1, -1, -1 }, /* KA -> RK */
Christopher Haster 1:24750b9ad5ef 240 { 4, 5, 6, 7, 65, 66, 67, 64, 20, 21,
Christopher Haster 1:24750b9ad5ef 241 22, 23, -1, -1, -1, -1, 43, 40, 41, 42 } /* KB -> RK */
Christopher Haster 1:24750b9ad5ef 242 }
Christopher Haster 1:24750b9ad5ef 243 };
Christopher Haster 1:24750b9ad5ef 244
Christopher Haster 1:24750b9ad5ef 245 static const signed char transposes[2][20] =
Christopher Haster 1:24750b9ad5ef 246 {
Christopher Haster 1:24750b9ad5ef 247 {
Christopher Haster 1:24750b9ad5ef 248 21, 22, 23, 20,
Christopher Haster 1:24750b9ad5ef 249 -1, -1, -1, -1,
Christopher Haster 1:24750b9ad5ef 250 18, 19, 16, 17,
Christopher Haster 1:24750b9ad5ef 251 11, 8, 9, 10,
Christopher Haster 1:24750b9ad5ef 252 15, 12, 13, 14
Christopher Haster 1:24750b9ad5ef 253 },
Christopher Haster 1:24750b9ad5ef 254 {
Christopher Haster 1:24750b9ad5ef 255 25, 26, 27, 24,
Christopher Haster 1:24750b9ad5ef 256 29, 30, 31, 28,
Christopher Haster 1:24750b9ad5ef 257 18, 19, 16, 17,
Christopher Haster 1:24750b9ad5ef 258 -1, -1, -1, -1,
Christopher Haster 1:24750b9ad5ef 259 -1, -1, -1, -1
Christopher Haster 1:24750b9ad5ef 260 }
Christopher Haster 1:24750b9ad5ef 261 };
Christopher Haster 1:24750b9ad5ef 262
Christopher Haster 1:24750b9ad5ef 263 /* Shift macro for 128 bit strings with rotation smaller than 32 bits (!) */
Christopher Haster 1:24750b9ad5ef 264 #define ROTL(DEST, SRC, SHIFT) \
Christopher Haster 1:24750b9ad5ef 265 { \
Christopher Haster 1:24750b9ad5ef 266 (DEST)[0] = (SRC)[0] << (SHIFT) ^ (SRC)[1] >> (32 - (SHIFT)); \
Christopher Haster 1:24750b9ad5ef 267 (DEST)[1] = (SRC)[1] << (SHIFT) ^ (SRC)[2] >> (32 - (SHIFT)); \
Christopher Haster 1:24750b9ad5ef 268 (DEST)[2] = (SRC)[2] << (SHIFT) ^ (SRC)[3] >> (32 - (SHIFT)); \
Christopher Haster 1:24750b9ad5ef 269 (DEST)[3] = (SRC)[3] << (SHIFT) ^ (SRC)[0] >> (32 - (SHIFT)); \
Christopher Haster 1:24750b9ad5ef 270 }
Christopher Haster 1:24750b9ad5ef 271
Christopher Haster 1:24750b9ad5ef 272 #define FL(XL, XR, KL, KR) \
Christopher Haster 1:24750b9ad5ef 273 { \
Christopher Haster 1:24750b9ad5ef 274 (XR) = ((((XL) & (KL)) << 1) | (((XL) & (KL)) >> 31)) ^ (XR); \
Christopher Haster 1:24750b9ad5ef 275 (XL) = ((XR) | (KR)) ^ (XL); \
Christopher Haster 1:24750b9ad5ef 276 }
Christopher Haster 1:24750b9ad5ef 277
Christopher Haster 1:24750b9ad5ef 278 #define FLInv(YL, YR, KL, KR) \
Christopher Haster 1:24750b9ad5ef 279 { \
Christopher Haster 1:24750b9ad5ef 280 (YL) = ((YR) | (KR)) ^ (YL); \
Christopher Haster 1:24750b9ad5ef 281 (YR) = ((((YL) & (KL)) << 1) | (((YL) & (KL)) >> 31)) ^ (YR); \
Christopher Haster 1:24750b9ad5ef 282 }
Christopher Haster 1:24750b9ad5ef 283
Christopher Haster 1:24750b9ad5ef 284 #define SHIFT_AND_PLACE(INDEX, OFFSET) \
Christopher Haster 1:24750b9ad5ef 285 { \
Christopher Haster 1:24750b9ad5ef 286 TK[0] = KC[(OFFSET) * 4 + 0]; \
Christopher Haster 1:24750b9ad5ef 287 TK[1] = KC[(OFFSET) * 4 + 1]; \
Christopher Haster 1:24750b9ad5ef 288 TK[2] = KC[(OFFSET) * 4 + 2]; \
Christopher Haster 1:24750b9ad5ef 289 TK[3] = KC[(OFFSET) * 4 + 3]; \
Christopher Haster 1:24750b9ad5ef 290 \
Christopher Haster 1:24750b9ad5ef 291 for( i = 1; i <= 4; i++ ) \
Christopher Haster 1:24750b9ad5ef 292 if( shifts[(INDEX)][(OFFSET)][i -1] ) \
Christopher Haster 1:24750b9ad5ef 293 ROTL(TK + i * 4, TK, ( 15 * i ) % 32); \
Christopher Haster 1:24750b9ad5ef 294 \
Christopher Haster 1:24750b9ad5ef 295 for( i = 0; i < 20; i++ ) \
Christopher Haster 1:24750b9ad5ef 296 if( indexes[(INDEX)][(OFFSET)][i] != -1 ) { \
Christopher Haster 1:24750b9ad5ef 297 RK[indexes[(INDEX)][(OFFSET)][i]] = TK[ i ]; \
Christopher Haster 1:24750b9ad5ef 298 } \
Christopher Haster 1:24750b9ad5ef 299 }
Christopher Haster 1:24750b9ad5ef 300
Christopher Haster 1:24750b9ad5ef 301 static void camellia_feistel( const uint32_t x[2], const uint32_t k[2],
Christopher Haster 1:24750b9ad5ef 302 uint32_t z[2])
Christopher Haster 1:24750b9ad5ef 303 {
Christopher Haster 1:24750b9ad5ef 304 uint32_t I0, I1;
Christopher Haster 1:24750b9ad5ef 305 I0 = x[0] ^ k[0];
Christopher Haster 1:24750b9ad5ef 306 I1 = x[1] ^ k[1];
Christopher Haster 1:24750b9ad5ef 307
Christopher Haster 1:24750b9ad5ef 308 I0 = ((uint32_t) SBOX1((I0 >> 24) & 0xFF) << 24) |
Christopher Haster 1:24750b9ad5ef 309 ((uint32_t) SBOX2((I0 >> 16) & 0xFF) << 16) |
Christopher Haster 1:24750b9ad5ef 310 ((uint32_t) SBOX3((I0 >> 8) & 0xFF) << 8) |
Christopher Haster 1:24750b9ad5ef 311 ((uint32_t) SBOX4((I0 ) & 0xFF) );
Christopher Haster 1:24750b9ad5ef 312 I1 = ((uint32_t) SBOX2((I1 >> 24) & 0xFF) << 24) |
Christopher Haster 1:24750b9ad5ef 313 ((uint32_t) SBOX3((I1 >> 16) & 0xFF) << 16) |
Christopher Haster 1:24750b9ad5ef 314 ((uint32_t) SBOX4((I1 >> 8) & 0xFF) << 8) |
Christopher Haster 1:24750b9ad5ef 315 ((uint32_t) SBOX1((I1 ) & 0xFF) );
Christopher Haster 1:24750b9ad5ef 316
Christopher Haster 1:24750b9ad5ef 317 I0 ^= (I1 << 8) | (I1 >> 24);
Christopher Haster 1:24750b9ad5ef 318 I1 ^= (I0 << 16) | (I0 >> 16);
Christopher Haster 1:24750b9ad5ef 319 I0 ^= (I1 >> 8) | (I1 << 24);
Christopher Haster 1:24750b9ad5ef 320 I1 ^= (I0 >> 8) | (I0 << 24);
Christopher Haster 1:24750b9ad5ef 321
Christopher Haster 1:24750b9ad5ef 322 z[0] ^= I1;
Christopher Haster 1:24750b9ad5ef 323 z[1] ^= I0;
Christopher Haster 1:24750b9ad5ef 324 }
Christopher Haster 1:24750b9ad5ef 325
Christopher Haster 1:24750b9ad5ef 326 void mbedtls_camellia_init( mbedtls_camellia_context *ctx )
Christopher Haster 1:24750b9ad5ef 327 {
Christopher Haster 1:24750b9ad5ef 328 memset( ctx, 0, sizeof( mbedtls_camellia_context ) );
Christopher Haster 1:24750b9ad5ef 329 }
Christopher Haster 1:24750b9ad5ef 330
Christopher Haster 1:24750b9ad5ef 331 void mbedtls_camellia_free( mbedtls_camellia_context *ctx )
Christopher Haster 1:24750b9ad5ef 332 {
Christopher Haster 1:24750b9ad5ef 333 if( ctx == NULL )
Christopher Haster 1:24750b9ad5ef 334 return;
Christopher Haster 1:24750b9ad5ef 335
Christopher Haster 1:24750b9ad5ef 336 mbedtls_zeroize( ctx, sizeof( mbedtls_camellia_context ) );
Christopher Haster 1:24750b9ad5ef 337 }
Christopher Haster 1:24750b9ad5ef 338
Christopher Haster 1:24750b9ad5ef 339 /*
Christopher Haster 1:24750b9ad5ef 340 * Camellia key schedule (encryption)
Christopher Haster 1:24750b9ad5ef 341 */
Christopher Haster 1:24750b9ad5ef 342 int mbedtls_camellia_setkey_enc( mbedtls_camellia_context *ctx, const unsigned char *key,
Christopher Haster 1:24750b9ad5ef 343 unsigned int keybits )
Christopher Haster 1:24750b9ad5ef 344 {
Christopher Haster 1:24750b9ad5ef 345 int idx;
Christopher Haster 1:24750b9ad5ef 346 size_t i;
Christopher Haster 1:24750b9ad5ef 347 uint32_t *RK;
Christopher Haster 1:24750b9ad5ef 348 unsigned char t[64];
Christopher Haster 1:24750b9ad5ef 349 uint32_t SIGMA[6][2];
Christopher Haster 1:24750b9ad5ef 350 uint32_t KC[16];
Christopher Haster 1:24750b9ad5ef 351 uint32_t TK[20];
Christopher Haster 1:24750b9ad5ef 352
Christopher Haster 1:24750b9ad5ef 353 RK = ctx->rk;
Christopher Haster 1:24750b9ad5ef 354
Christopher Haster 1:24750b9ad5ef 355 memset( t, 0, 64 );
Christopher Haster 1:24750b9ad5ef 356 memset( RK, 0, sizeof(ctx->rk) );
Christopher Haster 1:24750b9ad5ef 357
Christopher Haster 1:24750b9ad5ef 358 switch( keybits )
Christopher Haster 1:24750b9ad5ef 359 {
Christopher Haster 1:24750b9ad5ef 360 case 128: ctx->nr = 3; idx = 0; break;
Christopher Haster 1:24750b9ad5ef 361 case 192:
Christopher Haster 1:24750b9ad5ef 362 case 256: ctx->nr = 4; idx = 1; break;
Christopher Haster 1:24750b9ad5ef 363 default : return( MBEDTLS_ERR_CAMELLIA_INVALID_KEY_LENGTH );
Christopher Haster 1:24750b9ad5ef 364 }
Christopher Haster 1:24750b9ad5ef 365
Christopher Haster 1:24750b9ad5ef 366 for( i = 0; i < keybits / 8; ++i )
Christopher Haster 1:24750b9ad5ef 367 t[i] = key[i];
Christopher Haster 1:24750b9ad5ef 368
Christopher Haster 1:24750b9ad5ef 369 if( keybits == 192 ) {
Christopher Haster 1:24750b9ad5ef 370 for( i = 0; i < 8; i++ )
Christopher Haster 1:24750b9ad5ef 371 t[24 + i] = ~t[16 + i];
Christopher Haster 1:24750b9ad5ef 372 }
Christopher Haster 1:24750b9ad5ef 373
Christopher Haster 1:24750b9ad5ef 374 /*
Christopher Haster 1:24750b9ad5ef 375 * Prepare SIGMA values
Christopher Haster 1:24750b9ad5ef 376 */
Christopher Haster 1:24750b9ad5ef 377 for( i = 0; i < 6; i++ ) {
Christopher Haster 1:24750b9ad5ef 378 GET_UINT32_BE( SIGMA[i][0], SIGMA_CHARS[i], 0 );
Christopher Haster 1:24750b9ad5ef 379 GET_UINT32_BE( SIGMA[i][1], SIGMA_CHARS[i], 4 );
Christopher Haster 1:24750b9ad5ef 380 }
Christopher Haster 1:24750b9ad5ef 381
Christopher Haster 1:24750b9ad5ef 382 /*
Christopher Haster 1:24750b9ad5ef 383 * Key storage in KC
Christopher Haster 1:24750b9ad5ef 384 * Order: KL, KR, KA, KB
Christopher Haster 1:24750b9ad5ef 385 */
Christopher Haster 1:24750b9ad5ef 386 memset( KC, 0, sizeof(KC) );
Christopher Haster 1:24750b9ad5ef 387
Christopher Haster 1:24750b9ad5ef 388 /* Store KL, KR */
Christopher Haster 1:24750b9ad5ef 389 for( i = 0; i < 8; i++ )
Christopher Haster 1:24750b9ad5ef 390 GET_UINT32_BE( KC[i], t, i * 4 );
Christopher Haster 1:24750b9ad5ef 391
Christopher Haster 1:24750b9ad5ef 392 /* Generate KA */
Christopher Haster 1:24750b9ad5ef 393 for( i = 0; i < 4; ++i )
Christopher Haster 1:24750b9ad5ef 394 KC[8 + i] = KC[i] ^ KC[4 + i];
Christopher Haster 1:24750b9ad5ef 395
Christopher Haster 1:24750b9ad5ef 396 camellia_feistel( KC + 8, SIGMA[0], KC + 10 );
Christopher Haster 1:24750b9ad5ef 397 camellia_feistel( KC + 10, SIGMA[1], KC + 8 );
Christopher Haster 1:24750b9ad5ef 398
Christopher Haster 1:24750b9ad5ef 399 for( i = 0; i < 4; ++i )
Christopher Haster 1:24750b9ad5ef 400 KC[8 + i] ^= KC[i];
Christopher Haster 1:24750b9ad5ef 401
Christopher Haster 1:24750b9ad5ef 402 camellia_feistel( KC + 8, SIGMA[2], KC + 10 );
Christopher Haster 1:24750b9ad5ef 403 camellia_feistel( KC + 10, SIGMA[3], KC + 8 );
Christopher Haster 1:24750b9ad5ef 404
Christopher Haster 1:24750b9ad5ef 405 if( keybits > 128 ) {
Christopher Haster 1:24750b9ad5ef 406 /* Generate KB */
Christopher Haster 1:24750b9ad5ef 407 for( i = 0; i < 4; ++i )
Christopher Haster 1:24750b9ad5ef 408 KC[12 + i] = KC[4 + i] ^ KC[8 + i];
Christopher Haster 1:24750b9ad5ef 409
Christopher Haster 1:24750b9ad5ef 410 camellia_feistel( KC + 12, SIGMA[4], KC + 14 );
Christopher Haster 1:24750b9ad5ef 411 camellia_feistel( KC + 14, SIGMA[5], KC + 12 );
Christopher Haster 1:24750b9ad5ef 412 }
Christopher Haster 1:24750b9ad5ef 413
Christopher Haster 1:24750b9ad5ef 414 /*
Christopher Haster 1:24750b9ad5ef 415 * Generating subkeys
Christopher Haster 1:24750b9ad5ef 416 */
Christopher Haster 1:24750b9ad5ef 417
Christopher Haster 1:24750b9ad5ef 418 /* Manipulating KL */
Christopher Haster 1:24750b9ad5ef 419 SHIFT_AND_PLACE( idx, 0 );
Christopher Haster 1:24750b9ad5ef 420
Christopher Haster 1:24750b9ad5ef 421 /* Manipulating KR */
Christopher Haster 1:24750b9ad5ef 422 if( keybits > 128 ) {
Christopher Haster 1:24750b9ad5ef 423 SHIFT_AND_PLACE( idx, 1 );
Christopher Haster 1:24750b9ad5ef 424 }
Christopher Haster 1:24750b9ad5ef 425
Christopher Haster 1:24750b9ad5ef 426 /* Manipulating KA */
Christopher Haster 1:24750b9ad5ef 427 SHIFT_AND_PLACE( idx, 2 );
Christopher Haster 1:24750b9ad5ef 428
Christopher Haster 1:24750b9ad5ef 429 /* Manipulating KB */
Christopher Haster 1:24750b9ad5ef 430 if( keybits > 128 ) {
Christopher Haster 1:24750b9ad5ef 431 SHIFT_AND_PLACE( idx, 3 );
Christopher Haster 1:24750b9ad5ef 432 }
Christopher Haster 1:24750b9ad5ef 433
Christopher Haster 1:24750b9ad5ef 434 /* Do transpositions */
Christopher Haster 1:24750b9ad5ef 435 for( i = 0; i < 20; i++ ) {
Christopher Haster 1:24750b9ad5ef 436 if( transposes[idx][i] != -1 ) {
Christopher Haster 1:24750b9ad5ef 437 RK[32 + 12 * idx + i] = RK[transposes[idx][i]];
Christopher Haster 1:24750b9ad5ef 438 }
Christopher Haster 1:24750b9ad5ef 439 }
Christopher Haster 1:24750b9ad5ef 440
Christopher Haster 1:24750b9ad5ef 441 return( 0 );
Christopher Haster 1:24750b9ad5ef 442 }
Christopher Haster 1:24750b9ad5ef 443
Christopher Haster 1:24750b9ad5ef 444 /*
Christopher Haster 1:24750b9ad5ef 445 * Camellia key schedule (decryption)
Christopher Haster 1:24750b9ad5ef 446 */
Christopher Haster 1:24750b9ad5ef 447 int mbedtls_camellia_setkey_dec( mbedtls_camellia_context *ctx, const unsigned char *key,
Christopher Haster 1:24750b9ad5ef 448 unsigned int keybits )
Christopher Haster 1:24750b9ad5ef 449 {
Christopher Haster 1:24750b9ad5ef 450 int idx, ret;
Christopher Haster 1:24750b9ad5ef 451 size_t i;
Christopher Haster 1:24750b9ad5ef 452 mbedtls_camellia_context cty;
Christopher Haster 1:24750b9ad5ef 453 uint32_t *RK;
Christopher Haster 1:24750b9ad5ef 454 uint32_t *SK;
Christopher Haster 1:24750b9ad5ef 455
Christopher Haster 1:24750b9ad5ef 456 mbedtls_camellia_init( &cty );
Christopher Haster 1:24750b9ad5ef 457
Christopher Haster 1:24750b9ad5ef 458 /* Also checks keybits */
Christopher Haster 1:24750b9ad5ef 459 if( ( ret = mbedtls_camellia_setkey_enc( &cty, key, keybits ) ) != 0 )
Christopher Haster 1:24750b9ad5ef 460 goto exit;
Christopher Haster 1:24750b9ad5ef 461
Christopher Haster 1:24750b9ad5ef 462 ctx->nr = cty.nr;
Christopher Haster 1:24750b9ad5ef 463 idx = ( ctx->nr == 4 );
Christopher Haster 1:24750b9ad5ef 464
Christopher Haster 1:24750b9ad5ef 465 RK = ctx->rk;
Christopher Haster 1:24750b9ad5ef 466 SK = cty.rk + 24 * 2 + 8 * idx * 2;
Christopher Haster 1:24750b9ad5ef 467
Christopher Haster 1:24750b9ad5ef 468 *RK++ = *SK++;
Christopher Haster 1:24750b9ad5ef 469 *RK++ = *SK++;
Christopher Haster 1:24750b9ad5ef 470 *RK++ = *SK++;
Christopher Haster 1:24750b9ad5ef 471 *RK++ = *SK++;
Christopher Haster 1:24750b9ad5ef 472
Christopher Haster 1:24750b9ad5ef 473 for( i = 22 + 8 * idx, SK -= 6; i > 0; i--, SK -= 4 )
Christopher Haster 1:24750b9ad5ef 474 {
Christopher Haster 1:24750b9ad5ef 475 *RK++ = *SK++;
Christopher Haster 1:24750b9ad5ef 476 *RK++ = *SK++;
Christopher Haster 1:24750b9ad5ef 477 }
Christopher Haster 1:24750b9ad5ef 478
Christopher Haster 1:24750b9ad5ef 479 SK -= 2;
Christopher Haster 1:24750b9ad5ef 480
Christopher Haster 1:24750b9ad5ef 481 *RK++ = *SK++;
Christopher Haster 1:24750b9ad5ef 482 *RK++ = *SK++;
Christopher Haster 1:24750b9ad5ef 483 *RK++ = *SK++;
Christopher Haster 1:24750b9ad5ef 484 *RK++ = *SK++;
Christopher Haster 1:24750b9ad5ef 485
Christopher Haster 1:24750b9ad5ef 486 exit:
Christopher Haster 1:24750b9ad5ef 487 mbedtls_camellia_free( &cty );
Christopher Haster 1:24750b9ad5ef 488
Christopher Haster 1:24750b9ad5ef 489 return( ret );
Christopher Haster 1:24750b9ad5ef 490 }
Christopher Haster 1:24750b9ad5ef 491
Christopher Haster 1:24750b9ad5ef 492 /*
Christopher Haster 1:24750b9ad5ef 493 * Camellia-ECB block encryption/decryption
Christopher Haster 1:24750b9ad5ef 494 */
Christopher Haster 1:24750b9ad5ef 495 int mbedtls_camellia_crypt_ecb( mbedtls_camellia_context *ctx,
Christopher Haster 1:24750b9ad5ef 496 int mode,
Christopher Haster 1:24750b9ad5ef 497 const unsigned char input[16],
Christopher Haster 1:24750b9ad5ef 498 unsigned char output[16] )
Christopher Haster 1:24750b9ad5ef 499 {
Christopher Haster 1:24750b9ad5ef 500 int NR;
Christopher Haster 1:24750b9ad5ef 501 uint32_t *RK, X[4];
Christopher Haster 1:24750b9ad5ef 502
Christopher Haster 1:24750b9ad5ef 503 ( (void) mode );
Christopher Haster 1:24750b9ad5ef 504
Christopher Haster 1:24750b9ad5ef 505 NR = ctx->nr;
Christopher Haster 1:24750b9ad5ef 506 RK = ctx->rk;
Christopher Haster 1:24750b9ad5ef 507
Christopher Haster 1:24750b9ad5ef 508 GET_UINT32_BE( X[0], input, 0 );
Christopher Haster 1:24750b9ad5ef 509 GET_UINT32_BE( X[1], input, 4 );
Christopher Haster 1:24750b9ad5ef 510 GET_UINT32_BE( X[2], input, 8 );
Christopher Haster 1:24750b9ad5ef 511 GET_UINT32_BE( X[3], input, 12 );
Christopher Haster 1:24750b9ad5ef 512
Christopher Haster 1:24750b9ad5ef 513 X[0] ^= *RK++;
Christopher Haster 1:24750b9ad5ef 514 X[1] ^= *RK++;
Christopher Haster 1:24750b9ad5ef 515 X[2] ^= *RK++;
Christopher Haster 1:24750b9ad5ef 516 X[3] ^= *RK++;
Christopher Haster 1:24750b9ad5ef 517
Christopher Haster 1:24750b9ad5ef 518 while( NR ) {
Christopher Haster 1:24750b9ad5ef 519 --NR;
Christopher Haster 1:24750b9ad5ef 520 camellia_feistel( X, RK, X + 2 );
Christopher Haster 1:24750b9ad5ef 521 RK += 2;
Christopher Haster 1:24750b9ad5ef 522 camellia_feistel( X + 2, RK, X );
Christopher Haster 1:24750b9ad5ef 523 RK += 2;
Christopher Haster 1:24750b9ad5ef 524 camellia_feistel( X, RK, X + 2 );
Christopher Haster 1:24750b9ad5ef 525 RK += 2;
Christopher Haster 1:24750b9ad5ef 526 camellia_feistel( X + 2, RK, X );
Christopher Haster 1:24750b9ad5ef 527 RK += 2;
Christopher Haster 1:24750b9ad5ef 528 camellia_feistel( X, RK, X + 2 );
Christopher Haster 1:24750b9ad5ef 529 RK += 2;
Christopher Haster 1:24750b9ad5ef 530 camellia_feistel( X + 2, RK, X );
Christopher Haster 1:24750b9ad5ef 531 RK += 2;
Christopher Haster 1:24750b9ad5ef 532
Christopher Haster 1:24750b9ad5ef 533 if( NR ) {
Christopher Haster 1:24750b9ad5ef 534 FL(X[0], X[1], RK[0], RK[1]);
Christopher Haster 1:24750b9ad5ef 535 RK += 2;
Christopher Haster 1:24750b9ad5ef 536 FLInv(X[2], X[3], RK[0], RK[1]);
Christopher Haster 1:24750b9ad5ef 537 RK += 2;
Christopher Haster 1:24750b9ad5ef 538 }
Christopher Haster 1:24750b9ad5ef 539 }
Christopher Haster 1:24750b9ad5ef 540
Christopher Haster 1:24750b9ad5ef 541 X[2] ^= *RK++;
Christopher Haster 1:24750b9ad5ef 542 X[3] ^= *RK++;
Christopher Haster 1:24750b9ad5ef 543 X[0] ^= *RK++;
Christopher Haster 1:24750b9ad5ef 544 X[1] ^= *RK++;
Christopher Haster 1:24750b9ad5ef 545
Christopher Haster 1:24750b9ad5ef 546 PUT_UINT32_BE( X[2], output, 0 );
Christopher Haster 1:24750b9ad5ef 547 PUT_UINT32_BE( X[3], output, 4 );
Christopher Haster 1:24750b9ad5ef 548 PUT_UINT32_BE( X[0], output, 8 );
Christopher Haster 1:24750b9ad5ef 549 PUT_UINT32_BE( X[1], output, 12 );
Christopher Haster 1:24750b9ad5ef 550
Christopher Haster 1:24750b9ad5ef 551 return( 0 );
Christopher Haster 1:24750b9ad5ef 552 }
Christopher Haster 1:24750b9ad5ef 553
Christopher Haster 1:24750b9ad5ef 554 #if defined(MBEDTLS_CIPHER_MODE_CBC)
Christopher Haster 1:24750b9ad5ef 555 /*
Christopher Haster 1:24750b9ad5ef 556 * Camellia-CBC buffer encryption/decryption
Christopher Haster 1:24750b9ad5ef 557 */
Christopher Haster 1:24750b9ad5ef 558 int mbedtls_camellia_crypt_cbc( mbedtls_camellia_context *ctx,
Christopher Haster 1:24750b9ad5ef 559 int mode,
Christopher Haster 1:24750b9ad5ef 560 size_t length,
Christopher Haster 1:24750b9ad5ef 561 unsigned char iv[16],
Christopher Haster 1:24750b9ad5ef 562 const unsigned char *input,
Christopher Haster 1:24750b9ad5ef 563 unsigned char *output )
Christopher Haster 1:24750b9ad5ef 564 {
Christopher Haster 1:24750b9ad5ef 565 int i;
Christopher Haster 1:24750b9ad5ef 566 unsigned char temp[16];
Christopher Haster 1:24750b9ad5ef 567
Christopher Haster 1:24750b9ad5ef 568 if( length % 16 )
Christopher Haster 1:24750b9ad5ef 569 return( MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH );
Christopher Haster 1:24750b9ad5ef 570
Christopher Haster 1:24750b9ad5ef 571 if( mode == MBEDTLS_CAMELLIA_DECRYPT )
Christopher Haster 1:24750b9ad5ef 572 {
Christopher Haster 1:24750b9ad5ef 573 while( length > 0 )
Christopher Haster 1:24750b9ad5ef 574 {
Christopher Haster 1:24750b9ad5ef 575 memcpy( temp, input, 16 );
Christopher Haster 1:24750b9ad5ef 576 mbedtls_camellia_crypt_ecb( ctx, mode, input, output );
Christopher Haster 1:24750b9ad5ef 577
Christopher Haster 1:24750b9ad5ef 578 for( i = 0; i < 16; i++ )
Christopher Haster 1:24750b9ad5ef 579 output[i] = (unsigned char)( output[i] ^ iv[i] );
Christopher Haster 1:24750b9ad5ef 580
Christopher Haster 1:24750b9ad5ef 581 memcpy( iv, temp, 16 );
Christopher Haster 1:24750b9ad5ef 582
Christopher Haster 1:24750b9ad5ef 583 input += 16;
Christopher Haster 1:24750b9ad5ef 584 output += 16;
Christopher Haster 1:24750b9ad5ef 585 length -= 16;
Christopher Haster 1:24750b9ad5ef 586 }
Christopher Haster 1:24750b9ad5ef 587 }
Christopher Haster 1:24750b9ad5ef 588 else
Christopher Haster 1:24750b9ad5ef 589 {
Christopher Haster 1:24750b9ad5ef 590 while( length > 0 )
Christopher Haster 1:24750b9ad5ef 591 {
Christopher Haster 1:24750b9ad5ef 592 for( i = 0; i < 16; i++ )
Christopher Haster 1:24750b9ad5ef 593 output[i] = (unsigned char)( input[i] ^ iv[i] );
Christopher Haster 1:24750b9ad5ef 594
Christopher Haster 1:24750b9ad5ef 595 mbedtls_camellia_crypt_ecb( ctx, mode, output, output );
Christopher Haster 1:24750b9ad5ef 596 memcpy( iv, output, 16 );
Christopher Haster 1:24750b9ad5ef 597
Christopher Haster 1:24750b9ad5ef 598 input += 16;
Christopher Haster 1:24750b9ad5ef 599 output += 16;
Christopher Haster 1:24750b9ad5ef 600 length -= 16;
Christopher Haster 1:24750b9ad5ef 601 }
Christopher Haster 1:24750b9ad5ef 602 }
Christopher Haster 1:24750b9ad5ef 603
Christopher Haster 1:24750b9ad5ef 604 return( 0 );
Christopher Haster 1:24750b9ad5ef 605 }
Christopher Haster 1:24750b9ad5ef 606 #endif /* MBEDTLS_CIPHER_MODE_CBC */
Christopher Haster 1:24750b9ad5ef 607
Christopher Haster 1:24750b9ad5ef 608 #if defined(MBEDTLS_CIPHER_MODE_CFB)
Christopher Haster 1:24750b9ad5ef 609 /*
Christopher Haster 1:24750b9ad5ef 610 * Camellia-CFB128 buffer encryption/decryption
Christopher Haster 1:24750b9ad5ef 611 */
Christopher Haster 1:24750b9ad5ef 612 int mbedtls_camellia_crypt_cfb128( mbedtls_camellia_context *ctx,
Christopher Haster 1:24750b9ad5ef 613 int mode,
Christopher Haster 1:24750b9ad5ef 614 size_t length,
Christopher Haster 1:24750b9ad5ef 615 size_t *iv_off,
Christopher Haster 1:24750b9ad5ef 616 unsigned char iv[16],
Christopher Haster 1:24750b9ad5ef 617 const unsigned char *input,
Christopher Haster 1:24750b9ad5ef 618 unsigned char *output )
Christopher Haster 1:24750b9ad5ef 619 {
Christopher Haster 1:24750b9ad5ef 620 int c;
Christopher Haster 1:24750b9ad5ef 621 size_t n = *iv_off;
Christopher Haster 1:24750b9ad5ef 622
Christopher Haster 1:24750b9ad5ef 623 if( mode == MBEDTLS_CAMELLIA_DECRYPT )
Christopher Haster 1:24750b9ad5ef 624 {
Christopher Haster 1:24750b9ad5ef 625 while( length-- )
Christopher Haster 1:24750b9ad5ef 626 {
Christopher Haster 1:24750b9ad5ef 627 if( n == 0 )
Christopher Haster 1:24750b9ad5ef 628 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv );
Christopher Haster 1:24750b9ad5ef 629
Christopher Haster 1:24750b9ad5ef 630 c = *input++;
Christopher Haster 1:24750b9ad5ef 631 *output++ = (unsigned char)( c ^ iv[n] );
Christopher Haster 1:24750b9ad5ef 632 iv[n] = (unsigned char) c;
Christopher Haster 1:24750b9ad5ef 633
Christopher Haster 1:24750b9ad5ef 634 n = ( n + 1 ) & 0x0F;
Christopher Haster 1:24750b9ad5ef 635 }
Christopher Haster 1:24750b9ad5ef 636 }
Christopher Haster 1:24750b9ad5ef 637 else
Christopher Haster 1:24750b9ad5ef 638 {
Christopher Haster 1:24750b9ad5ef 639 while( length-- )
Christopher Haster 1:24750b9ad5ef 640 {
Christopher Haster 1:24750b9ad5ef 641 if( n == 0 )
Christopher Haster 1:24750b9ad5ef 642 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv );
Christopher Haster 1:24750b9ad5ef 643
Christopher Haster 1:24750b9ad5ef 644 iv[n] = *output++ = (unsigned char)( iv[n] ^ *input++ );
Christopher Haster 1:24750b9ad5ef 645
Christopher Haster 1:24750b9ad5ef 646 n = ( n + 1 ) & 0x0F;
Christopher Haster 1:24750b9ad5ef 647 }
Christopher Haster 1:24750b9ad5ef 648 }
Christopher Haster 1:24750b9ad5ef 649
Christopher Haster 1:24750b9ad5ef 650 *iv_off = n;
Christopher Haster 1:24750b9ad5ef 651
Christopher Haster 1:24750b9ad5ef 652 return( 0 );
Christopher Haster 1:24750b9ad5ef 653 }
Christopher Haster 1:24750b9ad5ef 654 #endif /* MBEDTLS_CIPHER_MODE_CFB */
Christopher Haster 1:24750b9ad5ef 655
Christopher Haster 1:24750b9ad5ef 656 #if defined(MBEDTLS_CIPHER_MODE_CTR)
Christopher Haster 1:24750b9ad5ef 657 /*
Christopher Haster 1:24750b9ad5ef 658 * Camellia-CTR buffer encryption/decryption
Christopher Haster 1:24750b9ad5ef 659 */
Christopher Haster 1:24750b9ad5ef 660 int mbedtls_camellia_crypt_ctr( mbedtls_camellia_context *ctx,
Christopher Haster 1:24750b9ad5ef 661 size_t length,
Christopher Haster 1:24750b9ad5ef 662 size_t *nc_off,
Christopher Haster 1:24750b9ad5ef 663 unsigned char nonce_counter[16],
Christopher Haster 1:24750b9ad5ef 664 unsigned char stream_block[16],
Christopher Haster 1:24750b9ad5ef 665 const unsigned char *input,
Christopher Haster 1:24750b9ad5ef 666 unsigned char *output )
Christopher Haster 1:24750b9ad5ef 667 {
Christopher Haster 1:24750b9ad5ef 668 int c, i;
Christopher Haster 1:24750b9ad5ef 669 size_t n = *nc_off;
Christopher Haster 1:24750b9ad5ef 670
Christopher Haster 1:24750b9ad5ef 671 while( length-- )
Christopher Haster 1:24750b9ad5ef 672 {
Christopher Haster 1:24750b9ad5ef 673 if( n == 0 ) {
Christopher Haster 1:24750b9ad5ef 674 mbedtls_camellia_crypt_ecb( ctx, MBEDTLS_CAMELLIA_ENCRYPT, nonce_counter,
Christopher Haster 1:24750b9ad5ef 675 stream_block );
Christopher Haster 1:24750b9ad5ef 676
Christopher Haster 1:24750b9ad5ef 677 for( i = 16; i > 0; i-- )
Christopher Haster 1:24750b9ad5ef 678 if( ++nonce_counter[i - 1] != 0 )
Christopher Haster 1:24750b9ad5ef 679 break;
Christopher Haster 1:24750b9ad5ef 680 }
Christopher Haster 1:24750b9ad5ef 681 c = *input++;
Christopher Haster 1:24750b9ad5ef 682 *output++ = (unsigned char)( c ^ stream_block[n] );
Christopher Haster 1:24750b9ad5ef 683
Christopher Haster 1:24750b9ad5ef 684 n = ( n + 1 ) & 0x0F;
Christopher Haster 1:24750b9ad5ef 685 }
Christopher Haster 1:24750b9ad5ef 686
Christopher Haster 1:24750b9ad5ef 687 *nc_off = n;
Christopher Haster 1:24750b9ad5ef 688
Christopher Haster 1:24750b9ad5ef 689 return( 0 );
Christopher Haster 1:24750b9ad5ef 690 }
Christopher Haster 1:24750b9ad5ef 691 #endif /* MBEDTLS_CIPHER_MODE_CTR */
Christopher Haster 1:24750b9ad5ef 692 #endif /* !MBEDTLS_CAMELLIA_ALT */
Christopher Haster 1:24750b9ad5ef 693
Christopher Haster 1:24750b9ad5ef 694 #if defined(MBEDTLS_SELF_TEST)
Christopher Haster 1:24750b9ad5ef 695
Christopher Haster 1:24750b9ad5ef 696 /*
Christopher Haster 1:24750b9ad5ef 697 * Camellia test vectors from:
Christopher Haster 1:24750b9ad5ef 698 *
Christopher Haster 1:24750b9ad5ef 699 * http://info.isl.ntt.co.jp/crypt/eng/camellia/technology.html:
Christopher Haster 1:24750b9ad5ef 700 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/intermediate.txt
Christopher Haster 1:24750b9ad5ef 701 * http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/t_camellia.txt
Christopher Haster 1:24750b9ad5ef 702 * (For each bitlength: Key 0, Nr 39)
Christopher Haster 1:24750b9ad5ef 703 */
Christopher Haster 1:24750b9ad5ef 704 #define CAMELLIA_TESTS_ECB 2
Christopher Haster 1:24750b9ad5ef 705
Christopher Haster 1:24750b9ad5ef 706 static const unsigned char camellia_test_ecb_key[3][CAMELLIA_TESTS_ECB][32] =
Christopher Haster 1:24750b9ad5ef 707 {
Christopher Haster 1:24750b9ad5ef 708 {
Christopher Haster 1:24750b9ad5ef 709 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
Christopher Haster 1:24750b9ad5ef 710 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 },
Christopher Haster 1:24750b9ad5ef 711 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Christopher Haster 1:24750b9ad5ef 712 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
Christopher Haster 1:24750b9ad5ef 713 },
Christopher Haster 1:24750b9ad5ef 714 {
Christopher Haster 1:24750b9ad5ef 715 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
Christopher Haster 1:24750b9ad5ef 716 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
Christopher Haster 1:24750b9ad5ef 717 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 },
Christopher Haster 1:24750b9ad5ef 718 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Christopher Haster 1:24750b9ad5ef 719 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Christopher Haster 1:24750b9ad5ef 720 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
Christopher Haster 1:24750b9ad5ef 721 },
Christopher Haster 1:24750b9ad5ef 722 {
Christopher Haster 1:24750b9ad5ef 723 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
Christopher Haster 1:24750b9ad5ef 724 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
Christopher Haster 1:24750b9ad5ef 725 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
Christopher Haster 1:24750b9ad5ef 726 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff },
Christopher Haster 1:24750b9ad5ef 727 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Christopher Haster 1:24750b9ad5ef 728 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Christopher Haster 1:24750b9ad5ef 729 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
Christopher Haster 1:24750b9ad5ef 730 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
Christopher Haster 1:24750b9ad5ef 731 },
Christopher Haster 1:24750b9ad5ef 732 };
Christopher Haster 1:24750b9ad5ef 733
Christopher Haster 1:24750b9ad5ef 734 static const unsigned char camellia_test_ecb_plain[CAMELLIA_TESTS_ECB][16] =
Christopher Haster 1:24750b9ad5ef 735 {
Christopher Haster 1:24750b9ad5ef 736 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
Christopher Haster 1:24750b9ad5ef 737 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 },
Christopher Haster 1:24750b9ad5ef 738 { 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
Christopher Haster 1:24750b9ad5ef 739 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
Christopher Haster 1:24750b9ad5ef 740 };
Christopher Haster 1:24750b9ad5ef 741
Christopher Haster 1:24750b9ad5ef 742 static const unsigned char camellia_test_ecb_cipher[3][CAMELLIA_TESTS_ECB][16] =
Christopher Haster 1:24750b9ad5ef 743 {
Christopher Haster 1:24750b9ad5ef 744 {
Christopher Haster 1:24750b9ad5ef 745 { 0x67, 0x67, 0x31, 0x38, 0x54, 0x96, 0x69, 0x73,
Christopher Haster 1:24750b9ad5ef 746 0x08, 0x57, 0x06, 0x56, 0x48, 0xea, 0xbe, 0x43 },
Christopher Haster 1:24750b9ad5ef 747 { 0x38, 0x3C, 0x6C, 0x2A, 0xAB, 0xEF, 0x7F, 0xDE,
Christopher Haster 1:24750b9ad5ef 748 0x25, 0xCD, 0x47, 0x0B, 0xF7, 0x74, 0xA3, 0x31 }
Christopher Haster 1:24750b9ad5ef 749 },
Christopher Haster 1:24750b9ad5ef 750 {
Christopher Haster 1:24750b9ad5ef 751 { 0xb4, 0x99, 0x34, 0x01, 0xb3, 0xe9, 0x96, 0xf8,
Christopher Haster 1:24750b9ad5ef 752 0x4e, 0xe5, 0xce, 0xe7, 0xd7, 0x9b, 0x09, 0xb9 },
Christopher Haster 1:24750b9ad5ef 753 { 0xD1, 0x76, 0x3F, 0xC0, 0x19, 0xD7, 0x7C, 0xC9,
Christopher Haster 1:24750b9ad5ef 754 0x30, 0xBF, 0xF2, 0xA5, 0x6F, 0x7C, 0x93, 0x64 }
Christopher Haster 1:24750b9ad5ef 755 },
Christopher Haster 1:24750b9ad5ef 756 {
Christopher Haster 1:24750b9ad5ef 757 { 0x9a, 0xcc, 0x23, 0x7d, 0xff, 0x16, 0xd7, 0x6c,
Christopher Haster 1:24750b9ad5ef 758 0x20, 0xef, 0x7c, 0x91, 0x9e, 0x3a, 0x75, 0x09 },
Christopher Haster 1:24750b9ad5ef 759 { 0x05, 0x03, 0xFB, 0x10, 0xAB, 0x24, 0x1E, 0x7C,
Christopher Haster 1:24750b9ad5ef 760 0xF4, 0x5D, 0x8C, 0xDE, 0xEE, 0x47, 0x43, 0x35 }
Christopher Haster 1:24750b9ad5ef 761 }
Christopher Haster 1:24750b9ad5ef 762 };
Christopher Haster 1:24750b9ad5ef 763
Christopher Haster 1:24750b9ad5ef 764 #if defined(MBEDTLS_CIPHER_MODE_CBC)
Christopher Haster 1:24750b9ad5ef 765 #define CAMELLIA_TESTS_CBC 3
Christopher Haster 1:24750b9ad5ef 766
Christopher Haster 1:24750b9ad5ef 767 static const unsigned char camellia_test_cbc_key[3][32] =
Christopher Haster 1:24750b9ad5ef 768 {
Christopher Haster 1:24750b9ad5ef 769 { 0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6,
Christopher Haster 1:24750b9ad5ef 770 0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C }
Christopher Haster 1:24750b9ad5ef 771 ,
Christopher Haster 1:24750b9ad5ef 772 { 0x8E, 0x73, 0xB0, 0xF7, 0xDA, 0x0E, 0x64, 0x52,
Christopher Haster 1:24750b9ad5ef 773 0xC8, 0x10, 0xF3, 0x2B, 0x80, 0x90, 0x79, 0xE5,
Christopher Haster 1:24750b9ad5ef 774 0x62, 0xF8, 0xEA, 0xD2, 0x52, 0x2C, 0x6B, 0x7B }
Christopher Haster 1:24750b9ad5ef 775 ,
Christopher Haster 1:24750b9ad5ef 776 { 0x60, 0x3D, 0xEB, 0x10, 0x15, 0xCA, 0x71, 0xBE,
Christopher Haster 1:24750b9ad5ef 777 0x2B, 0x73, 0xAE, 0xF0, 0x85, 0x7D, 0x77, 0x81,
Christopher Haster 1:24750b9ad5ef 778 0x1F, 0x35, 0x2C, 0x07, 0x3B, 0x61, 0x08, 0xD7,
Christopher Haster 1:24750b9ad5ef 779 0x2D, 0x98, 0x10, 0xA3, 0x09, 0x14, 0xDF, 0xF4 }
Christopher Haster 1:24750b9ad5ef 780 };
Christopher Haster 1:24750b9ad5ef 781
Christopher Haster 1:24750b9ad5ef 782 static const unsigned char camellia_test_cbc_iv[16] =
Christopher Haster 1:24750b9ad5ef 783
Christopher Haster 1:24750b9ad5ef 784 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
Christopher Haster 1:24750b9ad5ef 785 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F }
Christopher Haster 1:24750b9ad5ef 786 ;
Christopher Haster 1:24750b9ad5ef 787
Christopher Haster 1:24750b9ad5ef 788 static const unsigned char camellia_test_cbc_plain[CAMELLIA_TESTS_CBC][16] =
Christopher Haster 1:24750b9ad5ef 789 {
Christopher Haster 1:24750b9ad5ef 790 { 0x6B, 0xC1, 0xBE, 0xE2, 0x2E, 0x40, 0x9F, 0x96,
Christopher Haster 1:24750b9ad5ef 791 0xE9, 0x3D, 0x7E, 0x11, 0x73, 0x93, 0x17, 0x2A },
Christopher Haster 1:24750b9ad5ef 792 { 0xAE, 0x2D, 0x8A, 0x57, 0x1E, 0x03, 0xAC, 0x9C,
Christopher Haster 1:24750b9ad5ef 793 0x9E, 0xB7, 0x6F, 0xAC, 0x45, 0xAF, 0x8E, 0x51 },
Christopher Haster 1:24750b9ad5ef 794 { 0x30, 0xC8, 0x1C, 0x46, 0xA3, 0x5C, 0xE4, 0x11,
Christopher Haster 1:24750b9ad5ef 795 0xE5, 0xFB, 0xC1, 0x19, 0x1A, 0x0A, 0x52, 0xEF }
Christopher Haster 1:24750b9ad5ef 796
Christopher Haster 1:24750b9ad5ef 797 };
Christopher Haster 1:24750b9ad5ef 798
Christopher Haster 1:24750b9ad5ef 799 static const unsigned char camellia_test_cbc_cipher[3][CAMELLIA_TESTS_CBC][16] =
Christopher Haster 1:24750b9ad5ef 800 {
Christopher Haster 1:24750b9ad5ef 801 {
Christopher Haster 1:24750b9ad5ef 802 { 0x16, 0x07, 0xCF, 0x49, 0x4B, 0x36, 0xBB, 0xF0,
Christopher Haster 1:24750b9ad5ef 803 0x0D, 0xAE, 0xB0, 0xB5, 0x03, 0xC8, 0x31, 0xAB },
Christopher Haster 1:24750b9ad5ef 804 { 0xA2, 0xF2, 0xCF, 0x67, 0x16, 0x29, 0xEF, 0x78,
Christopher Haster 1:24750b9ad5ef 805 0x40, 0xC5, 0xA5, 0xDF, 0xB5, 0x07, 0x48, 0x87 },
Christopher Haster 1:24750b9ad5ef 806 { 0x0F, 0x06, 0x16, 0x50, 0x08, 0xCF, 0x8B, 0x8B,
Christopher Haster 1:24750b9ad5ef 807 0x5A, 0x63, 0x58, 0x63, 0x62, 0x54, 0x3E, 0x54 }
Christopher Haster 1:24750b9ad5ef 808 },
Christopher Haster 1:24750b9ad5ef 809 {
Christopher Haster 1:24750b9ad5ef 810 { 0x2A, 0x48, 0x30, 0xAB, 0x5A, 0xC4, 0xA1, 0xA2,
Christopher Haster 1:24750b9ad5ef 811 0x40, 0x59, 0x55, 0xFD, 0x21, 0x95, 0xCF, 0x93 },
Christopher Haster 1:24750b9ad5ef 812 { 0x5D, 0x5A, 0x86, 0x9B, 0xD1, 0x4C, 0xE5, 0x42,
Christopher Haster 1:24750b9ad5ef 813 0x64, 0xF8, 0x92, 0xA6, 0xDD, 0x2E, 0xC3, 0xD5 },
Christopher Haster 1:24750b9ad5ef 814 { 0x37, 0xD3, 0x59, 0xC3, 0x34, 0x98, 0x36, 0xD8,
Christopher Haster 1:24750b9ad5ef 815 0x84, 0xE3, 0x10, 0xAD, 0xDF, 0x68, 0xC4, 0x49 }
Christopher Haster 1:24750b9ad5ef 816 },
Christopher Haster 1:24750b9ad5ef 817 {
Christopher Haster 1:24750b9ad5ef 818 { 0xE6, 0xCF, 0xA3, 0x5F, 0xC0, 0x2B, 0x13, 0x4A,
Christopher Haster 1:24750b9ad5ef 819 0x4D, 0x2C, 0x0B, 0x67, 0x37, 0xAC, 0x3E, 0xDA },
Christopher Haster 1:24750b9ad5ef 820 { 0x36, 0xCB, 0xEB, 0x73, 0xBD, 0x50, 0x4B, 0x40,
Christopher Haster 1:24750b9ad5ef 821 0x70, 0xB1, 0xB7, 0xDE, 0x2B, 0x21, 0xEB, 0x50 },
Christopher Haster 1:24750b9ad5ef 822 { 0xE3, 0x1A, 0x60, 0x55, 0x29, 0x7D, 0x96, 0xCA,
Christopher Haster 1:24750b9ad5ef 823 0x33, 0x30, 0xCD, 0xF1, 0xB1, 0x86, 0x0A, 0x83 }
Christopher Haster 1:24750b9ad5ef 824 }
Christopher Haster 1:24750b9ad5ef 825 };
Christopher Haster 1:24750b9ad5ef 826 #endif /* MBEDTLS_CIPHER_MODE_CBC */
Christopher Haster 1:24750b9ad5ef 827
Christopher Haster 1:24750b9ad5ef 828 #if defined(MBEDTLS_CIPHER_MODE_CTR)
Christopher Haster 1:24750b9ad5ef 829 /*
Christopher Haster 1:24750b9ad5ef 830 * Camellia-CTR test vectors from:
Christopher Haster 1:24750b9ad5ef 831 *
Christopher Haster 1:24750b9ad5ef 832 * http://www.faqs.org/rfcs/rfc5528.html
Christopher Haster 1:24750b9ad5ef 833 */
Christopher Haster 1:24750b9ad5ef 834
Christopher Haster 1:24750b9ad5ef 835 static const unsigned char camellia_test_ctr_key[3][16] =
Christopher Haster 1:24750b9ad5ef 836 {
Christopher Haster 1:24750b9ad5ef 837 { 0xAE, 0x68, 0x52, 0xF8, 0x12, 0x10, 0x67, 0xCC,
Christopher Haster 1:24750b9ad5ef 838 0x4B, 0xF7, 0xA5, 0x76, 0x55, 0x77, 0xF3, 0x9E },
Christopher Haster 1:24750b9ad5ef 839 { 0x7E, 0x24, 0x06, 0x78, 0x17, 0xFA, 0xE0, 0xD7,
Christopher Haster 1:24750b9ad5ef 840 0x43, 0xD6, 0xCE, 0x1F, 0x32, 0x53, 0x91, 0x63 },
Christopher Haster 1:24750b9ad5ef 841 { 0x76, 0x91, 0xBE, 0x03, 0x5E, 0x50, 0x20, 0xA8,
Christopher Haster 1:24750b9ad5ef 842 0xAC, 0x6E, 0x61, 0x85, 0x29, 0xF9, 0xA0, 0xDC }
Christopher Haster 1:24750b9ad5ef 843 };
Christopher Haster 1:24750b9ad5ef 844
Christopher Haster 1:24750b9ad5ef 845 static const unsigned char camellia_test_ctr_nonce_counter[3][16] =
Christopher Haster 1:24750b9ad5ef 846 {
Christopher Haster 1:24750b9ad5ef 847 { 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00,
Christopher Haster 1:24750b9ad5ef 848 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
Christopher Haster 1:24750b9ad5ef 849 { 0x00, 0x6C, 0xB6, 0xDB, 0xC0, 0x54, 0x3B, 0x59,
Christopher Haster 1:24750b9ad5ef 850 0xDA, 0x48, 0xD9, 0x0B, 0x00, 0x00, 0x00, 0x01 },
Christopher Haster 1:24750b9ad5ef 851 { 0x00, 0xE0, 0x01, 0x7B, 0x27, 0x77, 0x7F, 0x3F,
Christopher Haster 1:24750b9ad5ef 852 0x4A, 0x17, 0x86, 0xF0, 0x00, 0x00, 0x00, 0x01 }
Christopher Haster 1:24750b9ad5ef 853 };
Christopher Haster 1:24750b9ad5ef 854
Christopher Haster 1:24750b9ad5ef 855 static const unsigned char camellia_test_ctr_pt[3][48] =
Christopher Haster 1:24750b9ad5ef 856 {
Christopher Haster 1:24750b9ad5ef 857 { 0x53, 0x69, 0x6E, 0x67, 0x6C, 0x65, 0x20, 0x62,
Christopher Haster 1:24750b9ad5ef 858 0x6C, 0x6F, 0x63, 0x6B, 0x20, 0x6D, 0x73, 0x67 },
Christopher Haster 1:24750b9ad5ef 859
Christopher Haster 1:24750b9ad5ef 860 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
Christopher Haster 1:24750b9ad5ef 861 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
Christopher Haster 1:24750b9ad5ef 862 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
Christopher Haster 1:24750b9ad5ef 863 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F },
Christopher Haster 1:24750b9ad5ef 864
Christopher Haster 1:24750b9ad5ef 865 { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
Christopher Haster 1:24750b9ad5ef 866 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
Christopher Haster 1:24750b9ad5ef 867 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
Christopher Haster 1:24750b9ad5ef 868 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
Christopher Haster 1:24750b9ad5ef 869 0x20, 0x21, 0x22, 0x23 }
Christopher Haster 1:24750b9ad5ef 870 };
Christopher Haster 1:24750b9ad5ef 871
Christopher Haster 1:24750b9ad5ef 872 static const unsigned char camellia_test_ctr_ct[3][48] =
Christopher Haster 1:24750b9ad5ef 873 {
Christopher Haster 1:24750b9ad5ef 874 { 0xD0, 0x9D, 0xC2, 0x9A, 0x82, 0x14, 0x61, 0x9A,
Christopher Haster 1:24750b9ad5ef 875 0x20, 0x87, 0x7C, 0x76, 0xDB, 0x1F, 0x0B, 0x3F },
Christopher Haster 1:24750b9ad5ef 876 { 0xDB, 0xF3, 0xC7, 0x8D, 0xC0, 0x83, 0x96, 0xD4,
Christopher Haster 1:24750b9ad5ef 877 0xDA, 0x7C, 0x90, 0x77, 0x65, 0xBB, 0xCB, 0x44,
Christopher Haster 1:24750b9ad5ef 878 0x2B, 0x8E, 0x8E, 0x0F, 0x31, 0xF0, 0xDC, 0xA7,
Christopher Haster 1:24750b9ad5ef 879 0x2C, 0x74, 0x17, 0xE3, 0x53, 0x60, 0xE0, 0x48 },
Christopher Haster 1:24750b9ad5ef 880 { 0xB1, 0x9D, 0x1F, 0xCD, 0xCB, 0x75, 0xEB, 0x88,
Christopher Haster 1:24750b9ad5ef 881 0x2F, 0x84, 0x9C, 0xE2, 0x4D, 0x85, 0xCF, 0x73,
Christopher Haster 1:24750b9ad5ef 882 0x9C, 0xE6, 0x4B, 0x2B, 0x5C, 0x9D, 0x73, 0xF1,
Christopher Haster 1:24750b9ad5ef 883 0x4F, 0x2D, 0x5D, 0x9D, 0xCE, 0x98, 0x89, 0xCD,
Christopher Haster 1:24750b9ad5ef 884 0xDF, 0x50, 0x86, 0x96 }
Christopher Haster 1:24750b9ad5ef 885 };
Christopher Haster 1:24750b9ad5ef 886
Christopher Haster 1:24750b9ad5ef 887 static const int camellia_test_ctr_len[3] =
Christopher Haster 1:24750b9ad5ef 888 { 16, 32, 36 };
Christopher Haster 1:24750b9ad5ef 889 #endif /* MBEDTLS_CIPHER_MODE_CTR */
Christopher Haster 1:24750b9ad5ef 890
Christopher Haster 1:24750b9ad5ef 891 /*
Christopher Haster 1:24750b9ad5ef 892 * Checkup routine
Christopher Haster 1:24750b9ad5ef 893 */
Christopher Haster 1:24750b9ad5ef 894 int mbedtls_camellia_self_test( int verbose )
Christopher Haster 1:24750b9ad5ef 895 {
Christopher Haster 1:24750b9ad5ef 896 int i, j, u, v;
Christopher Haster 1:24750b9ad5ef 897 unsigned char key[32];
Christopher Haster 1:24750b9ad5ef 898 unsigned char buf[64];
Christopher Haster 1:24750b9ad5ef 899 unsigned char src[16];
Christopher Haster 1:24750b9ad5ef 900 unsigned char dst[16];
Christopher Haster 1:24750b9ad5ef 901 #if defined(MBEDTLS_CIPHER_MODE_CBC)
Christopher Haster 1:24750b9ad5ef 902 unsigned char iv[16];
Christopher Haster 1:24750b9ad5ef 903 #endif
Christopher Haster 1:24750b9ad5ef 904 #if defined(MBEDTLS_CIPHER_MODE_CTR)
Christopher Haster 1:24750b9ad5ef 905 size_t offset, len;
Christopher Haster 1:24750b9ad5ef 906 unsigned char nonce_counter[16];
Christopher Haster 1:24750b9ad5ef 907 unsigned char stream_block[16];
Christopher Haster 1:24750b9ad5ef 908 #endif
Christopher Haster 1:24750b9ad5ef 909
Christopher Haster 1:24750b9ad5ef 910 mbedtls_camellia_context ctx;
Christopher Haster 1:24750b9ad5ef 911
Christopher Haster 1:24750b9ad5ef 912 memset( key, 0, 32 );
Christopher Haster 1:24750b9ad5ef 913
Christopher Haster 1:24750b9ad5ef 914 for( j = 0; j < 6; j++ ) {
Christopher Haster 1:24750b9ad5ef 915 u = j >> 1;
Christopher Haster 1:24750b9ad5ef 916 v = j & 1;
Christopher Haster 1:24750b9ad5ef 917
Christopher Haster 1:24750b9ad5ef 918 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 919 mbedtls_printf( " CAMELLIA-ECB-%3d (%s): ", 128 + u * 64,
Christopher Haster 1:24750b9ad5ef 920 (v == MBEDTLS_CAMELLIA_DECRYPT) ? "dec" : "enc");
Christopher Haster 1:24750b9ad5ef 921
Christopher Haster 1:24750b9ad5ef 922 for( i = 0; i < CAMELLIA_TESTS_ECB; i++ ) {
Christopher Haster 1:24750b9ad5ef 923 memcpy( key, camellia_test_ecb_key[u][i], 16 + 8 * u );
Christopher Haster 1:24750b9ad5ef 924
Christopher Haster 1:24750b9ad5ef 925 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
Christopher Haster 1:24750b9ad5ef 926 mbedtls_camellia_setkey_dec( &ctx, key, 128 + u * 64 );
Christopher Haster 1:24750b9ad5ef 927 memcpy( src, camellia_test_ecb_cipher[u][i], 16 );
Christopher Haster 1:24750b9ad5ef 928 memcpy( dst, camellia_test_ecb_plain[i], 16 );
Christopher Haster 1:24750b9ad5ef 929 } else { /* MBEDTLS_CAMELLIA_ENCRYPT */
Christopher Haster 1:24750b9ad5ef 930 mbedtls_camellia_setkey_enc( &ctx, key, 128 + u * 64 );
Christopher Haster 1:24750b9ad5ef 931 memcpy( src, camellia_test_ecb_plain[i], 16 );
Christopher Haster 1:24750b9ad5ef 932 memcpy( dst, camellia_test_ecb_cipher[u][i], 16 );
Christopher Haster 1:24750b9ad5ef 933 }
Christopher Haster 1:24750b9ad5ef 934
Christopher Haster 1:24750b9ad5ef 935 mbedtls_camellia_crypt_ecb( &ctx, v, src, buf );
Christopher Haster 1:24750b9ad5ef 936
Christopher Haster 1:24750b9ad5ef 937 if( memcmp( buf, dst, 16 ) != 0 )
Christopher Haster 1:24750b9ad5ef 938 {
Christopher Haster 1:24750b9ad5ef 939 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 940 mbedtls_printf( "failed\n" );
Christopher Haster 1:24750b9ad5ef 941
Christopher Haster 1:24750b9ad5ef 942 return( 1 );
Christopher Haster 1:24750b9ad5ef 943 }
Christopher Haster 1:24750b9ad5ef 944 }
Christopher Haster 1:24750b9ad5ef 945
Christopher Haster 1:24750b9ad5ef 946 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 947 mbedtls_printf( "passed\n" );
Christopher Haster 1:24750b9ad5ef 948 }
Christopher Haster 1:24750b9ad5ef 949
Christopher Haster 1:24750b9ad5ef 950 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 951 mbedtls_printf( "\n" );
Christopher Haster 1:24750b9ad5ef 952
Christopher Haster 1:24750b9ad5ef 953 #if defined(MBEDTLS_CIPHER_MODE_CBC)
Christopher Haster 1:24750b9ad5ef 954 /*
Christopher Haster 1:24750b9ad5ef 955 * CBC mode
Christopher Haster 1:24750b9ad5ef 956 */
Christopher Haster 1:24750b9ad5ef 957 for( j = 0; j < 6; j++ )
Christopher Haster 1:24750b9ad5ef 958 {
Christopher Haster 1:24750b9ad5ef 959 u = j >> 1;
Christopher Haster 1:24750b9ad5ef 960 v = j & 1;
Christopher Haster 1:24750b9ad5ef 961
Christopher Haster 1:24750b9ad5ef 962 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 963 mbedtls_printf( " CAMELLIA-CBC-%3d (%s): ", 128 + u * 64,
Christopher Haster 1:24750b9ad5ef 964 ( v == MBEDTLS_CAMELLIA_DECRYPT ) ? "dec" : "enc" );
Christopher Haster 1:24750b9ad5ef 965
Christopher Haster 1:24750b9ad5ef 966 memcpy( src, camellia_test_cbc_iv, 16 );
Christopher Haster 1:24750b9ad5ef 967 memcpy( dst, camellia_test_cbc_iv, 16 );
Christopher Haster 1:24750b9ad5ef 968 memcpy( key, camellia_test_cbc_key[u], 16 + 8 * u );
Christopher Haster 1:24750b9ad5ef 969
Christopher Haster 1:24750b9ad5ef 970 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
Christopher Haster 1:24750b9ad5ef 971 mbedtls_camellia_setkey_dec( &ctx, key, 128 + u * 64 );
Christopher Haster 1:24750b9ad5ef 972 } else {
Christopher Haster 1:24750b9ad5ef 973 mbedtls_camellia_setkey_enc( &ctx, key, 128 + u * 64 );
Christopher Haster 1:24750b9ad5ef 974 }
Christopher Haster 1:24750b9ad5ef 975
Christopher Haster 1:24750b9ad5ef 976 for( i = 0; i < CAMELLIA_TESTS_CBC; i++ ) {
Christopher Haster 1:24750b9ad5ef 977
Christopher Haster 1:24750b9ad5ef 978 if( v == MBEDTLS_CAMELLIA_DECRYPT ) {
Christopher Haster 1:24750b9ad5ef 979 memcpy( iv , src, 16 );
Christopher Haster 1:24750b9ad5ef 980 memcpy( src, camellia_test_cbc_cipher[u][i], 16 );
Christopher Haster 1:24750b9ad5ef 981 memcpy( dst, camellia_test_cbc_plain[i], 16 );
Christopher Haster 1:24750b9ad5ef 982 } else { /* MBEDTLS_CAMELLIA_ENCRYPT */
Christopher Haster 1:24750b9ad5ef 983 memcpy( iv , dst, 16 );
Christopher Haster 1:24750b9ad5ef 984 memcpy( src, camellia_test_cbc_plain[i], 16 );
Christopher Haster 1:24750b9ad5ef 985 memcpy( dst, camellia_test_cbc_cipher[u][i], 16 );
Christopher Haster 1:24750b9ad5ef 986 }
Christopher Haster 1:24750b9ad5ef 987
Christopher Haster 1:24750b9ad5ef 988 mbedtls_camellia_crypt_cbc( &ctx, v, 16, iv, src, buf );
Christopher Haster 1:24750b9ad5ef 989
Christopher Haster 1:24750b9ad5ef 990 if( memcmp( buf, dst, 16 ) != 0 )
Christopher Haster 1:24750b9ad5ef 991 {
Christopher Haster 1:24750b9ad5ef 992 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 993 mbedtls_printf( "failed\n" );
Christopher Haster 1:24750b9ad5ef 994
Christopher Haster 1:24750b9ad5ef 995 return( 1 );
Christopher Haster 1:24750b9ad5ef 996 }
Christopher Haster 1:24750b9ad5ef 997 }
Christopher Haster 1:24750b9ad5ef 998
Christopher Haster 1:24750b9ad5ef 999 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 1000 mbedtls_printf( "passed\n" );
Christopher Haster 1:24750b9ad5ef 1001 }
Christopher Haster 1:24750b9ad5ef 1002 #endif /* MBEDTLS_CIPHER_MODE_CBC */
Christopher Haster 1:24750b9ad5ef 1003
Christopher Haster 1:24750b9ad5ef 1004 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 1005 mbedtls_printf( "\n" );
Christopher Haster 1:24750b9ad5ef 1006
Christopher Haster 1:24750b9ad5ef 1007 #if defined(MBEDTLS_CIPHER_MODE_CTR)
Christopher Haster 1:24750b9ad5ef 1008 /*
Christopher Haster 1:24750b9ad5ef 1009 * CTR mode
Christopher Haster 1:24750b9ad5ef 1010 */
Christopher Haster 1:24750b9ad5ef 1011 for( i = 0; i < 6; i++ )
Christopher Haster 1:24750b9ad5ef 1012 {
Christopher Haster 1:24750b9ad5ef 1013 u = i >> 1;
Christopher Haster 1:24750b9ad5ef 1014 v = i & 1;
Christopher Haster 1:24750b9ad5ef 1015
Christopher Haster 1:24750b9ad5ef 1016 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 1017 mbedtls_printf( " CAMELLIA-CTR-128 (%s): ",
Christopher Haster 1:24750b9ad5ef 1018 ( v == MBEDTLS_CAMELLIA_DECRYPT ) ? "dec" : "enc" );
Christopher Haster 1:24750b9ad5ef 1019
Christopher Haster 1:24750b9ad5ef 1020 memcpy( nonce_counter, camellia_test_ctr_nonce_counter[u], 16 );
Christopher Haster 1:24750b9ad5ef 1021 memcpy( key, camellia_test_ctr_key[u], 16 );
Christopher Haster 1:24750b9ad5ef 1022
Christopher Haster 1:24750b9ad5ef 1023 offset = 0;
Christopher Haster 1:24750b9ad5ef 1024 mbedtls_camellia_setkey_enc( &ctx, key, 128 );
Christopher Haster 1:24750b9ad5ef 1025
Christopher Haster 1:24750b9ad5ef 1026 if( v == MBEDTLS_CAMELLIA_DECRYPT )
Christopher Haster 1:24750b9ad5ef 1027 {
Christopher Haster 1:24750b9ad5ef 1028 len = camellia_test_ctr_len[u];
Christopher Haster 1:24750b9ad5ef 1029 memcpy( buf, camellia_test_ctr_ct[u], len );
Christopher Haster 1:24750b9ad5ef 1030
Christopher Haster 1:24750b9ad5ef 1031 mbedtls_camellia_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
Christopher Haster 1:24750b9ad5ef 1032 buf, buf );
Christopher Haster 1:24750b9ad5ef 1033
Christopher Haster 1:24750b9ad5ef 1034 if( memcmp( buf, camellia_test_ctr_pt[u], len ) != 0 )
Christopher Haster 1:24750b9ad5ef 1035 {
Christopher Haster 1:24750b9ad5ef 1036 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 1037 mbedtls_printf( "failed\n" );
Christopher Haster 1:24750b9ad5ef 1038
Christopher Haster 1:24750b9ad5ef 1039 return( 1 );
Christopher Haster 1:24750b9ad5ef 1040 }
Christopher Haster 1:24750b9ad5ef 1041 }
Christopher Haster 1:24750b9ad5ef 1042 else
Christopher Haster 1:24750b9ad5ef 1043 {
Christopher Haster 1:24750b9ad5ef 1044 len = camellia_test_ctr_len[u];
Christopher Haster 1:24750b9ad5ef 1045 memcpy( buf, camellia_test_ctr_pt[u], len );
Christopher Haster 1:24750b9ad5ef 1046
Christopher Haster 1:24750b9ad5ef 1047 mbedtls_camellia_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
Christopher Haster 1:24750b9ad5ef 1048 buf, buf );
Christopher Haster 1:24750b9ad5ef 1049
Christopher Haster 1:24750b9ad5ef 1050 if( memcmp( buf, camellia_test_ctr_ct[u], len ) != 0 )
Christopher Haster 1:24750b9ad5ef 1051 {
Christopher Haster 1:24750b9ad5ef 1052 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 1053 mbedtls_printf( "failed\n" );
Christopher Haster 1:24750b9ad5ef 1054
Christopher Haster 1:24750b9ad5ef 1055 return( 1 );
Christopher Haster 1:24750b9ad5ef 1056 }
Christopher Haster 1:24750b9ad5ef 1057 }
Christopher Haster 1:24750b9ad5ef 1058
Christopher Haster 1:24750b9ad5ef 1059 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 1060 mbedtls_printf( "passed\n" );
Christopher Haster 1:24750b9ad5ef 1061 }
Christopher Haster 1:24750b9ad5ef 1062
Christopher Haster 1:24750b9ad5ef 1063 if( verbose != 0 )
Christopher Haster 1:24750b9ad5ef 1064 mbedtls_printf( "\n" );
Christopher Haster 1:24750b9ad5ef 1065 #endif /* MBEDTLS_CIPHER_MODE_CTR */
Christopher Haster 1:24750b9ad5ef 1066
Christopher Haster 1:24750b9ad5ef 1067 return( 0 );
Christopher Haster 1:24750b9ad5ef 1068 }
Christopher Haster 1:24750b9ad5ef 1069
Christopher Haster 1:24750b9ad5ef 1070 #endif /* MBEDTLS_SELF_TEST */
Christopher Haster 1:24750b9ad5ef 1071
Christopher Haster 1:24750b9ad5ef 1072 #endif /* MBEDTLS_CAMELLIA_C */