int main(int argc, char *argv[])
{
progname = argv[0];
/* initialize list of moduli */
init_crypto();
if (argc > 1)
pk_verbose_execute = 1;
vulcanpk_mapping = mapvulcanpk();
/* initialize chip */
vulcanpk_init(vulcanpk_mapping);
calc_dh_shared = calc_dh_shared_vulcanpk;
perform_t2_test();
/* shut down */
unmapvulcanpk(vulcanpk_mapping);
exit(0);
}
int main(int argc, char *argv[])
{
u_int8_t *mapping;
u_int8_t aModExpOperandA_l[192];
u_int8_t aModExpOperandB_l[192];
u_int8_t aModExpExpectedRes_l[192];
u_int8_t aModulus_l[192];
u_int8_t aReciprocal_l[192];
u_int8_t gtothex[192];
struct pkprogram expModP;
memset(&expModP, 0, sizeof(expModP));
progname = argv[0];
mapping = mapvulcanpk();
/* initialize chip */
vulcanpk_init(mapping);
memcpy(aModExpOperandA_l, aModExpOperandA, 192);
bigendianize((u_int32_t *)aModExpOperandA_l, 192/sizeof(u_int32_t));
memcpy(aModExpOperandB_l, aModExpOperandB, 192);
bigendianize((u_int32_t *)aModExpOperandB_l, 192/sizeof(u_int32_t));
memcpy(aModExpExpectedRes_l, aModExpExpectedRes, 192);
bigendianize((u_int32_t *)aModExpExpectedRes_l, 192/sizeof(u_int32_t));
memcpy(aModulus_l, aModulus, 192);
bigendianize((u_int32_t *)aModulus_l, 192/sizeof(u_int32_t));
memcpy(aReciprocal_l, aReciprocal, 192);
bigendianize((u_int32_t *)aReciprocal_l, 192/sizeof(u_int32_t));
expModP.valuesLittleEndian = FALSE;
/* g-value */
expModP.aValues[0] = aModExpOperandA_l;
expModP.aValueLen[0]= 192;
/* ^x-value */
expModP.aValues[2] = aModExpOperandB_l;
expModP.aValueLen[2]= 192;
/* register 2 is result. */
/* register 3 is scratch */
/* M = modulus */
expModP.aValues[8] = aModulus_l;
expModP.aValueLen[8]= 192;
/* reciprocal M(1) */
expModP.aValues[9] = aReciprocal_l;
expModP.aValueLen[9]= 192;
/* registers 6,7,8 is M(2),M(3),M(4), scratch */
expModP.chunksize = 3; /* *64 = 192 bytes/chunk */
expModP.oOffset = 3; /* B(1) is result */
expModP.oValue = gtothex;
expModP.oValueLen = sizeof(gtothex);
/* ask to have the exponentiation done now! */
expModP.pk_program[0]=/* sizes are ModLen=48(*32=1536),
EXP_len=1535+1, RED_len=0 */
(0<<24)|(1535<<8)|(48);
expModP.pk_program[1]=/* opcode 1100=0xC (mod-exp),
with A=0, B=2(6),M=8(24)*/
(0xC<<24)|(24<<16)|(6<<8)|(0<<0);
expModP.pk_proglen=2;
execute_pkprogram(mapping, &expModP);
printf("got: \n");
hexdump(gtothex, 0, 192);
printf("expected: \n");
hexdump(aModExpExpectedRes_l, 0, 192);
if(memcmp(gtothex, aModExpExpectedRes_l, 192)==0) {
printf("SUCCESS\n");
}
exit(0);
}
