output(k,initState,&input_32_zeroes,&out);
}
-void doMAC(uint8_t *cc_nr_p, int length,uint8_t *div_key_p, uint8_t mac[4])
+void doMAC(uint8_t *cc_nr_p, int length, uint8_t *div_key_p, uint8_t mac[4])
{
uint8_t *cc_nr;
uint8_t div_key[8];
cc_nr=(uint8_t*)malloc(length+1);
memcpy(cc_nr,cc_nr_p,length);
memcpy(div_key,div_key_p,8);
-
+
reverse_arraybytes(cc_nr,length);
BitstreamIn bitstream = {cc_nr,length * 8,0};
uint8_t dest []= {0,0,0,0,0,0,0,0};
MAC(div_key,bitstream, out);
//The output MAC must also be reversed
reverse_arraybytes(dest, sizeof(dest));
- memcpy(mac, dest, 4);
- printf("Calculated_MAC\t%02x%02x%02x%02x\n", dest[0],dest[1],dest[2],dest[3]);
+ memcpy(mac, dest, 4);
+ //printf("Calculated_MAC\t%02x%02x%02x%02x\n", dest[0],dest[1],dest[2],dest[3]);
free(cc_nr);
- return 1;
+ return;
}
int testMAC()
uint8_t correct_MAC[4] = {0x1d,0x49,0xC9,0xDA};
uint8_t calculated_mac[4] = {0};
- doMAC(cc_nr, 12, div_key, calculated_mac);
+ doMAC(cc_nr, 12,div_key, calculated_mac);
if(memcmp(calculated_mac, correct_MAC,4) == 0)
{