145 lines
4.3 KiB
C
145 lines
4.3 KiB
C
/*
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* serpent test-suit
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*
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*/
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#include "config.h"
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#include "serial-tools.h"
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#include "uart.h"
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#include "debug.h"
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#include "serpent.h"
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#include <stdint.h>
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#include <string.h>
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/*****************************************************************************
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* additional validation-functions *
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*****************************************************************************/
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/*****************************************************************************
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* self tests *
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*****************************************************************************/
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void dumpctx(serpent_ctx_t * ctx){
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uint8_t i;
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uart_putstr("\r\n --ctx dump--\r\n");
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for(i=0; i<33; ++i){
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uart_putstr(" K["); uart_putc('0'+i/10); uart_putc('0'+i%10); uart_putstr("] = ");
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uart_hexdump(ctx->k[i],16);
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uart_putstr("\r\n");
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}
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}
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void testencrypt(uint8_t* block, uint8_t* key){
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serpent_ctx_t ctx;
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uart_putstr("\r\n==testy-encrypt==\r\n key: ");
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uart_hexdump(key,32);
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serpent_genctx(key, &ctx);
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// dumpctx(&ctx);
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uart_putstr("\r\n plain: ");
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uart_hexdump(block,16);
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serpent_enc(block, &ctx);
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uart_putstr("\r\n crypt: ");
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uart_hexdump(block,16);
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}
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void testdecrypt(uint8_t* block, uint8_t* key){
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serpent_ctx_t ctx;
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uart_putstr("\r\n==testy-decrypt==\r\n key: ");
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uart_hexdump(key,32);
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serpent_genctx(key, &ctx);
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// dumpctx(&ctx);
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uart_putstr("\r\n crypt: ");
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uart_hexdump(block,16);
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serpent_dec(block, &ctx);
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uart_putstr("\r\n plain: ");
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uart_hexdump(block,16);
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}
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/**
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Test vectors -- set 4
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=====================
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Set 4, vector# 0:
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key=000102030405060708090A0B0C0D0E0F
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101112131415161718191A1B1C1D1E1F
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plain=00112233445566778899AABBCCDDEEFF
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cipher=2868B7A2D28ECD5E4FDEFAC3C4330074
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decrypted=00112233445566778899AABBCCDDEEFF
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Iterated 100 times=8BF56992354F3F1A0F4E49DCBA82CBC0
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Iterated 1000 times=9B1D8B34845DF9BFD36AAAD0CDA1C8FE
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Set 4, vector# 1:
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key=2BD6459F82C5B300952C49104881FF48
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2BD6459F82C5B300952C49104881FF48
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plain=EA024714AD5C4D84EA024714AD5C4D84
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cipher=3E507730776B93FDEA661235E1DD99F0
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decrypted=EA024714AD5C4D84EA024714AD5C4D84
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Iterated 100 times=3B5462E5D87A40C4BE745E3994D5E373
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Iterated 1000 times=99D5D067EF7C787E6A764EB47DAC59AD
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Set 1, vector# 0:
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key=80000000000000000000000000000000
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00000000000000000000000000000000
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plain=00000000000000000000000000000000
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cipher=A223AA1288463C0E2BE38EBD825616C0
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decrypted=00000000000000000000000000000000
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Iterated 100 times=739E0148971FD975B585EAFDBD659E2C
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Iterated 1000 times=BEFD00E0D6E27E56951DC6614440D286
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*/
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void testrun_serpent(void){
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uint8_t key[]={ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
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0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
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0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
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0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F };
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uint8_t data[]={ 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
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0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF};
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/* * /
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uint8_t key[]={ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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uint8_t data[]={ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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*/
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testencrypt(data,key);
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testdecrypt(data,key);
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}
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/*****************************************************************************
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* main *
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*****************************************************************************/
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int main (void){
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char str[20];
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DEBUG_INIT();
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uart_putstr("\r\n");
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uart_putstr("\r\n\r\nCrypto-VS (serpent)\r\nloaded and running\r\n");
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restart:
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while(1){
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if (!getnextwordn(str,20)) {DEBUG_S("DBG: W1\r\n"); goto error;}
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if (strcmp(str, "test")) {DEBUG_S("DBG: 1b\r\n"); goto error;}
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testrun_serpent();
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goto restart;
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continue;
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error:
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uart_putstr("ERROR\r\n");
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}
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}
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