#include <stdint.h>
#include <string.h>
#include <stdlib.h>
+#include <avr/pgmspace.h>
#include "nessie_mac_test.h"
#include "nessie_common.h"
+#include "dbz_strings.h"
#include "uart.h"
nessie_mac_ctx_t nessie_mac_ctx;
-#define KEYSIZE_B ((nessie_mac_ctx.keysize_b+7)/8)
-#define MACSIZE_B ((nessie_mac_ctx.macsize_b+7)/8)
+#define KEYSIZE_B ((nessie_mac_ctx.keysize_b+7)/8)
+#define MACSIZE_B ((nessie_mac_ctx.macsize_b+7)/8)
+#define BLOCKSIZE_B (nessie_mac_ctx.blocksize_B)
#define PRINTKEY nessie_print_item("key", key, KEYSIZE_B)
#define PRINTMAC nessie_print_item("MAC", mac, MACSIZE_B)
+
+static uint8_t keyproto[] PROGMEM = {
+ 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
+ 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff,
+ 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef };
+
static
-void ascii_mac(char* data, char* desc, uint8_t* key){
+void ascii_mac_P(PGM_P data, PGM_P desc, uint8_t* key){
uint8_t ctx[nessie_mac_ctx.ctx_size_B];
uint8_t mac[MACSIZE_B];
uint16_t sl;
+ uint8_t buffer[BLOCKSIZE_B];
NESSIE_PUTSTR_P(PSTR("\r\n message="));
- NESSIE_PUTSTR(desc);
+ NESSIE_PUTSTR_P(desc);
PRINTKEY;
nessie_mac_ctx.mac_init(ctx, key, nessie_mac_ctx.keysize_b);
- sl = strlen(data);
+ sl = strlen_P(data);
while(sl>nessie_mac_ctx.blocksize_B){
- nessie_mac_ctx.mac_next(ctx, data);
- data += nessie_mac_ctx.blocksize_B;
- sl -= nessie_mac_ctx.blocksize_B;
+ memcpy_P(buffer, data, BLOCKSIZE_B);
+ nessie_mac_ctx.mac_next(ctx, buffer);
+ data += BLOCKSIZE_B;
+ sl -= BLOCKSIZE_B;
}
- nessie_mac_ctx.mac_last(ctx, data, sl*8);
+ memcpy_P(buffer, data, sl);
+ nessie_mac_ctx.mac_last(ctx, buffer, sl*8);
nessie_mac_ctx.mac_conv(mac, ctx);
PRINTMAC;
}
uint8_t ctx[nessie_mac_ctx.ctx_size_B];
uint8_t mac[MACSIZE_B];
uint8_t block[MACSIZE_B];
- uint8_t core_key[] = {
- 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
- 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF,
- 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF
- };
uint8_t key[KEYSIZE_B];
uint16_t n=MACSIZE_B*8;
uint32_t i;
NESSIE_PUTSTR_P(PSTR(" zero bits"));
memset(block, 0, MACSIZE_B);
for(i=0; i<KEYSIZE_B; ++i)
- key[i] = core_key[i%(3*8)];
+ key[i] = pgm_read_byte(&(keyproto[i%(3*8)]));
nessie_print_item("key", key, KEYSIZE_B);
nessie_mac_ctx.mac_init(ctx, key, nessie_mac_ctx.keysize_b);
while(n>nessie_mac_ctx.blocksize_B*8){
nessie_mac_ctx.mac_last(ctx, mac, nessie_mac_ctx.macsize_b);
nessie_mac_ctx.mac_conv(mac, ctx);
NESSIE_SEND_ALIVE_A(i);
- NESSIE_SEND_ALIVE_A(i+32);
}
nessie_print_item("iterated 100000 times", mac, MACSIZE_B);
}
-
void nessie_mac_run(void){
uint16_t i;
uint8_t set;
- uint8_t keyproto[] = {0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
- 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff,
- 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef };
uint8_t key[KEYSIZE_B];
nessie_print_header(nessie_mac_ctx.name, nessie_mac_ctx.keysize_b, 0, 0,
nessie_mac_ctx.macsize_b, 0);
/* test set 1 */
- char* challange[10][2]= {
- {"", "\"\" (empty string)"},
- {"a", "\"a\""},
- {"abc", "\"abc\""},
- {"message digest", "\"message digest\""},
- {"abcdefghijklmnopqrstuvwxyz","\"abcdefghijklmnopqrstuvwxyz\""},
- {"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
- "\"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq\""},
- {"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
- "abcdefghijklmnopqrstuvwxyz"
- "0123456789" , "\"A...Za...z0...9\""},
- {"1234567890" "1234567890" "1234567890" "1234567890"
- "1234567890" "1234567890" "1234567890" "1234567890",
- "8 times \"1234567890\""},
- {"Now is the time for all ", "\"Now is the time for all \""},
- {"Now is the time for it", "\"Now is the time for it\""}
- };
+ char* challange_dbz= PSTR(
+ "\0"
+ "\"\" (empty string)\0"
+ "a\0"
+ "\"a\"\0"
+ "abc\0"
+ "\"abc\"\0"
+ "message digest\0"
+ "\"message digest\"\0"
+ "abcdefghijklmnopqrstuvwxyz\0"
+ "\"abcdefghijklmnopqrstuvwxyz\"\0"
+ "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq\0"
+ "\"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq\"\0"
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+ "abcdefghijklmnopqrstuvwxyz"
+ "0123456789\0"
+ "\"A...Za...z0...9\"\0"
+ "1234567890123456789012345678901234567890"
+ "1234567890123456789012345678901234567890\0"
+ "8 times \"1234567890\"\0"
+ "Now is the time for all \0"
+ "\"Now is the time for all \"\0"
+ "Now is the time for it\0"
+ "\"Now is the time for it\"\0"
+ );
set=1;
nessie_print_setheader(set);
for(i=0; i<KEYSIZE_B; ++i){
- key[i] = keyproto[i%sizeof(keyproto)];
+ key[i] = pgm_read_byte(&(keyproto[i%sizeof(keyproto)]));
}
+ PGM_P challange[20];
+ dbz_splitup_P(challange_dbz, challange);
for(i=0; i<10; ++i){
nessie_print_set_vector(set, i);
- ascii_mac(challange[i][0], challange[i][1], key);
+ ascii_mac_P(challange[2*i], challange[2*i+1], key);
}
nessie_print_set_vector(set, i);
amillion_mac(key);
for(i=0; i<KEYSIZE_B; ++i){
- key[i] = keyproto[16+i%8];
+ key[i] = pgm_read_byte(&(keyproto[0x10+i%0x8]));
}
for(i=0; i<10; ++i){
nessie_print_set_vector(set, 11+i);
- ascii_mac(challange[i][0], challange[i][1], key);
+ ascii_mac_P(challange[2*i], challange[2*i+1], key);
}
nessie_print_set_vector(set, 11+i);
amillion_mac(key);
/* test set 2 */
set=2;
for(i=0; i<KEYSIZE_B; ++i){
- key[i] = keyproto[i%sizeof(keyproto)];
+ key[i] = pgm_read_byte(&(keyproto[i%sizeof(keyproto)]));
}
nessie_print_setheader(set);
for(i=0; i<1024; ++i){
nessie_print_set_vector(set, i);
memset(key, 0, KEYSIZE_B);
key[i>>3]=0x80>>(i&0x7);
- ascii_mac("ABC", "\"ABC\"", key);
+ ascii_mac_P(PSTR("ABC"), PSTR("\"ABC\""), key);
}
nessie_print_footer();
}
projects / avr-crypto-lib.git / blobdiff