test_src/main-cast5-test.c

   1 /* main-cast5-test.c */
   2 /*
   3     This file is part of the AVR-Crypto-Lib.
   4     Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
   5
   6     This program is free software: you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation, either version 3 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19 /*
  20  * cast5 test-suit
  21  *
  22 */
  23
  24 #include "config.h"
  25
  26 #include "uart_i.h"
  27 #include "debug.h"
  28
  29 #include <cast5.h>
  30 #include "nessie_bc_test.h"
  31 #include "performance_test.h"
  32 #include "bcal-performance.h"
  33 #include "bcal_cast5.h"
  34 #include "cli.h"
  35
  36 #include <stdint.h>
  37 #include <string.h>
  38 #include <stdlib.h>
  39
  40 char* algo_name = "cast-128 (cast5)";
  41
  42 const bcdesc_t* algolist[] PROGMEM = {
  43         (bcdesc_t*)&cast5_desc,
  44         NULL
  45 };
  46
  47 /*****************************************************************************
  48  *  additional validation-functions                                                                                      *
  49  *****************************************************************************/
  50
  51 void testrun_nessie_cast5(void){
  52         nessie_bc_ctx.blocksize_B =   8;
  53         nessie_bc_ctx.keysize_b   = 128;
  54         nessie_bc_ctx.name        = algo_name;
  55         nessie_bc_ctx.ctx_size_B  = sizeof(cast5_ctx_t);
  56         nessie_bc_ctx.cipher_enc  = (nessie_bc_enc_fpt)cast5_enc;
  57         nessie_bc_ctx.cipher_dec  = (nessie_bc_dec_fpt)cast5_dec;
  58         nessie_bc_ctx.cipher_genctx  = (nessie_bc_gen_fpt)cast5_init;
  59
  60         nessie_bc_run();
  61 }
  62
  63 /*****************************************************************************
  64  *  self tests                                                                                                                           *
  65  *****************************************************************************/
  66
  67 void cast5_ctx_dump(cast5_ctx_t *s){
  68         uint8_t i;
  69         cli_putstr("\r\n==== cast5_ctx_dump ====\r\n shortkey: ");
  70         cli_putstr(s->shortkey?"yes":"no");
  71         for(i=0;i<16;++i){
  72                 uint8_t r;
  73                 cli_putstr("\r\n Km"); cli_hexdump(&i, 1); cli_putc(':');
  74                 cli_hexdump(&(s->mask[i]), 4);
  75                 cli_putstr("\r\n Kr"); cli_hexdump(&i, 1); cli_putc(':');
  76                 r = (s->rotl[i/2]);
  77                 if (i&0x01) r >>= 4;
  78                 r &= 0xf;
  79                 r += (s->roth[i>>3]&(1<<(i&0x7)))?0x10:0x00;
  80                 cli_hexdump(&r, 1);
  81         }
  82 }
  83
  84
  85 void test_encrypt(uint8_t *block, uint8_t *key, uint8_t keylength, bool print){
  86         cast5_ctx_t s;
  87         if (print){
  88                 cli_putstr("\r\nCAST5:\r\n key:\t");
  89                 cli_hexdump(key, keylength/8);
  90                 cli_putstr("\r\n plaintext:\t");
  91                 cli_hexdump(block, 8);
  92         }
  93         cast5_init(key, keylength, &s);
  94         cast5_enc(block, &s);
  95         if (print){
  96                 cli_putstr("\r\n ciphertext:\t");
  97                 cli_hexdump(block, 8);
  98         }
  99 }
 100
 101 void test_decrypt(uint8_t *block, uint8_t *key, uint8_t keylength, bool print){
 102         cast5_ctx_t s;
 103         if (print){
 104                 cli_putstr("\r\nCAST5:\r\n key:\t");
 105                 cli_hexdump(key, keylength/8);
 106                 cli_putstr("\r\n ciphertext:\t");
 107                 cli_hexdump(block, 8);
 108         }
 109         cast5_init(key, keylength, &s);
 110         cast5_dec(block, &s);
 111         if (print){
 112                 cli_putstr("\r\n plaintext:\t");
 113                 cli_hexdump(block, 8);
 114         }
 115 }
 116
 117 void testrun_cast5(void){
 118         uint8_t block[8];
 119         uint8_t key[16];
 120         uint8_t *tda = (uint8_t*)"\x01\x23\x45\x67\x89\xAB\xCD\xEF",
 121                 *tka = (uint8_t*)"\x01\x23\x45\x67\x12\x34\x56\x78\x23\x45\x67\x89\x34\x56\x78\x9A";
 122         memcpy(block, tda, 8);
 123         memcpy(key, tka, 16);
 124         test_encrypt(block, key, 128, true);
 125         test_decrypt(block, key, 128, true);
 126         memcpy(block, tda, 8);
 127         memcpy(key, tka, 16);
 128         test_encrypt(block, key, 80, true);
 129         test_decrypt(block, key, 80, true);
 130         memcpy(block, tda, 8);
 131         memcpy(key, tka, 16);
 132         test_encrypt(block, key, 40, true);
 133         test_decrypt(block, key, 40, true);
 134
 135 /**** long test *****/
 136         cli_putstr("\r\nmaintance-test");
 137         uint8_t a[16]= {0x01, 0x23, 0x45, 0x67, 0x12,
 138                                     0x34, 0x56, 0x78, 0x23, 0x45,
 139                                     0x67, 0x89, 0x34, 0x56, 0x78,
 140                                     0x9A},
 141                         b[16]= {0x01, 0x23, 0x45, 0x67, 0x12,
 142                                     0x34, 0x56, 0x78, 0x23, 0x45,
 143                                     0x67, 0x89, 0x34, 0x56, 0x78,
 144                                     0x9A};
 145         uint32_t i;
 146         for(i=0;i<1000000; ++i){
 147                 test_encrypt(&(a[0]), &(b[0]), 128, false);
 148                 test_encrypt(&(a[8]), &(b[0]), 128, false);
 149                 test_encrypt(&(b[0]), &(a[0]), 128, false);
 150                 test_encrypt(&(b[8]), &(a[0]), 128, false);
 151                 if ((i&0x000000ff) == 0){
 152
 153                         cli_hexdump(&i, 4);
 154                 }
 155         }
 156         cli_putstr("\r\na = "); cli_hexdump(a, 16);
 157         cli_putstr("\r\nb = "); cli_hexdump(b, 16);
 158
 159 }
 160
 161 void testrun_performance_cast5(void){
 162         bcal_performance_multiple(algolist);
 163 }
 164
 165 /*****************************************************************************
 166  *  main                                                                                                                                         *
 167  *****************************************************************************/
 168
 169 const char nessie_str[]      PROGMEM = "nessie";
 170 const char test_str[]        PROGMEM = "test";
 171 const char performance_str[] PROGMEM = "performance";
 172 const char echo_str[]        PROGMEM = "echo";
 173
 174 cmdlist_entry_t cmdlist[] PROGMEM = {
 175         { nessie_str,      NULL, testrun_nessie_cast5},
 176         { test_str,        NULL, testrun_cast5},
 177         { performance_str, NULL, testrun_performance_cast5},
 178         { echo_str,    (void*)1, (void_fpt)echo_ctrl},
 179         { NULL,            NULL, NULL}
 180 };
 181
 182 int main (void){
 183         DEBUG_INIT();
 184
 185         cli_rx = (cli_rx_fpt)uart0_getc;
 186         cli_tx = (cli_tx_fpt)uart0_putc;
 187         for(;;){
 188                 cli_putstr_P(PSTR("\r\n\r\nCrypto-VS ("));
 189                 cli_putstr(algo_name);
 190                 cli_putstr_P(PSTR(")\r\nloaded and running\r\n"));
 191                 cmd_interface(cmdlist);
 192         }
 193 }