* additional validation-functions *
*****************************************************************************/
-void testrun_performance_bigint(void){
- printf_P(PSTR("\n=== performance measurement ===\n"));
+void testrun_performance_invert_bigint(void){
+ printf_P(PSTR("\n=== performance measurement (invert) ===\n"));
+ unsigned i,j;
+ uint64_t time = 0;
+ bigint_t a, v;
+ bigint_word_t v_w[192 / BIGINT_WORD_SIZE];
+ bigint_word_t a_w[192 / BIGINT_WORD_SIZE];
+
+ a.wordv = a_w;
+ v.wordv = v_w;
+
+ for(j = 0; j < 32; ++j){
+ for(i = 0; i < 192 / BIGINT_WORD_SIZE; ++i){
+ ((uint8_t*)v_w)[i] = random();
+ }
+ v.length_W = 192 / BIGINT_WORD_SIZE;
+ v.info = 0;
+ bigint_adjust(&v);
+
+ for(i = 0; i < 16; ++i){
+ startTimer(1);
+ START_TIMER;
+ bigint_inverse(&a, &v, &nist_curve_p192_p);
+ STOP_TIMER;
+ time += stopTimer();
+ }
+ }
+
+ time >>= 8;
+ ++time;
+ time >>= 1;
+
+ printf_P(PSTR(" invert costs %"PRIu32" cycles\n"), (uint32_t)time);
+}
+
+void testrun_performance_multiply_bigint(void){
+ printf_P(PSTR("\n=== performance measurement (invert) ===\n"));
+ unsigned i,j;
+ uint64_t time_a = 0, time_b = 0;
+ uint32_t tmp;
+ bigint_t a, b, v;
+ bigint_word_t v_w[192 * 2 / BIGINT_WORD_SIZE];
+ bigint_word_t a_w[192 / BIGINT_WORD_SIZE];
+ bigint_word_t b_w[192 / BIGINT_WORD_SIZE];
+
+ a.wordv = a_w;
+ b.wordv = b_w;
+ v.wordv = v_w;
+
+ for(j = 0; j < 32; ++j){
+ for(i = 0; i < 192 / BIGINT_WORD_SIZE; ++i){
+ ((uint8_t*)a_w)[i] = random();
+ }
+ a.length_W = 192 / BIGINT_WORD_SIZE;
+ a.info = 0;
+ bigint_adjust(&a);
+
+ for(i = 0; i < 192 / BIGINT_WORD_SIZE; ++i){
+ ((uint8_t*)b_w)[i] = random();
+ }
+ b.length_W = 192 / BIGINT_WORD_SIZE;
+ b.info = 0;
+ bigint_adjust(&b);
+
+ for(i = 0; i < 16; ++i){
+ startTimer(1);
+ START_TIMER;
+ bigint_mul_u(&v,&a, &b);
+ STOP_TIMER;
+ tmp = stopTimer();
+ time_a += tmp;
+ time_b += tmp;
+
+ START_TIMER;
+ bigint_reduce_p192(&v);
+ STOP_TIMER;
+ tmp = stopTimer();
+ time_b += tmp;
+ }
+ }
+
+ time_a >>= 8;
+ ++time_a;
+ time_a >>= 1;
+
+ time_b >>= 8;
+ ++time_b;
+ time_b >>= 1;
+
+
+ printf_P(PSTR(" multiply costs %7"PRIu32" cycles\n"), (uint32_t)time_a);
+ printf_P(PSTR(" multiply + reduce costs %7"PRIu32" cycles\n"), (uint32_t)time_b);
+}
+
+void testrun_performance_reduce_bigint(void){
+ printf_P(PSTR("\n=== performance measurement (reduce) ===\n"));
unsigned i, j;
bigint_t a,b,v;
bigint_word_t v_w[192 * 2 / BIGINT_WORD_SIZE];
}
}
+uint8_t ecc_affine_point_alloc(ecc_affine_point_t *p, uint16_t length_b){
+ size_t len = (length_b + BIGINT_WORD_SIZE - 1)/ BIGINT_WORD_SIZE;
+ if (! (p->x.wordv = malloc(len))){
+ return 1;
+ }
+ if (! (p->y.wordv = malloc(len))){
+ free(p->x.wordv);
+ return 2;
+ }
+ return 0;
+}
+
+void ecc_affine_point_free(ecc_affine_point_t *p){
+ free(p->x.wordv);
+ free(p->y.wordv);
+}
+
+uint8_t ecc_chudnovsky_point_alloc(ecc_chudnovsky_point_t *p, uint16_t length_b){
+ size_t len = (length_b + BIGINT_WORD_SIZE - 1)/ BIGINT_WORD_SIZE;
+ if (! (p->x.wordv = malloc(len))){
+ return 1;
+ }
+ if (! (p->y.wordv = malloc(len))){
+ free(p->x.wordv);
+ return 2;
+ }
+ if (! (p->z1.wordv = malloc(len))){
+ free(p->x.wordv);
+ free(p->y.wordv);
+ return 3;
+ }
+ if (! (p->z2.wordv = malloc(len))){
+ free(p->x.wordv);
+ free(p->y.wordv);
+ free(p->z1.wordv);
+ return 4;
+ }
+ if (! (p->z3.wordv = malloc(len))){
+ free(p->x.wordv);
+ free(p->y.wordv);
+ free(p->z1.wordv);
+ free(p->z2.wordv);
+ return 5;
+ }
+ return 0;
+}
+
+void ecc_chudnovsky_point_free(ecc_chudnovsky_point_t *p){
+ free(p->x.wordv);
+ free(p->y.wordv);
+ free(p->z1.wordv);
+ free(p->z2.wordv);
+ free(p->z3.wordv);
+}
+
+void testrun_square(void){
+ bigint_word_t a_w[] = {
+ 0x82, 0x6f, 0x79, 0x39, 0x47, 0x06, 0x26, 0x9f,
+ 0x4b, 0xe2, 0x15, 0x61, 0x6f, 0xa1, 0xd4, 0x0c,
+ 0x1f, 0x24, 0x3a, 0xd4, 0xc2, 0x6d, 0xe8, 0xb6
+ };
+
+ bigint_word_t b_w[2 * 192 / BIGINT_WORD_SIZE];
+ bigint_t a, b;
+
+ a.wordv = a_w;
+ a.length_W = sizeof(a_w);
+ a.info = 7;
+
+ b.wordv = b_w;
+ b.info = 0;
+ b.length_W = 0;
+
+ printf_P(PSTR("\n a = "));
+ bigint_print_hex(&a);
+ bigint_square(&b, &a);
+ printf_P(PSTR("\n a^2 = "));
+ bigint_print_hex(&b);
+ bigint_reduce_p192(&b);
+ printf_P(PSTR("\n a^2 %% p = "));
+ bigint_print_hex(&b);
+ putchar('\n');
+
+
+}
+
+#if 1
+/*
+0: b3cfed2634516540528622e16c396c229e50bbdf773f8423
+1: b6e86dc2d43a241f0cd4a16f6115e24b9f26064739796f82
+2: 563f557e41731f268f82fe81c8fed959600dd46649ebeeee
+3: 5e45169bd87475db886b8a7833bb0845f5b011a7ce0c1766
+4: 4abf34c505a73308a804dcefacbd8f7b10b59fa6ac6421a
+*/
+uint8_t test_point_x_w[] = {
+ 0x23, 0x84, 0x3f, 0x77, 0xdf, 0xbb, 0x50, 0x9e,
+ 0x22, 0x6c, 0x39, 0x6c, 0xe1, 0x22, 0x86, 0x52,
+ 0x40, 0x65, 0x51, 0x34, 0x26, 0xed, 0xcf, 0xb3
+};
+
+uint8_t test_point_y_w[] = {
+ 0x82, 0x6f, 0x79, 0x39, 0x47, 0x06, 0x26, 0x9f,
+ 0x4b, 0xe2, 0x15, 0x61, 0x6f, 0xa1, 0xd4, 0x0c,
+ 0x1f, 0x24, 0x3a, 0xd4, 0xc2, 0x6d, 0xe8, 0xb6
+};
+
+uint8_t test_point_z1_w[] = {
+ 0xee, 0xee, 0xeb, 0x49, 0x66, 0xd4, 0x0d, 0x60,
+ 0x59, 0xd9, 0xfe, 0xc8, 0x81, 0xfe, 0x82, 0x8f,
+ 0x26, 0x1f, 0x73, 0x41, 0x7e, 0x55, 0x3f, 0x56
+};
+
+uint8_t test_point_z2_w[] = {
+ 0x66, 0x17, 0x0c, 0xce, 0xa7, 0x11, 0xb0, 0xf5,
+ 0x45, 0x08, 0xbb, 0x33, 0x78, 0x8a, 0x6b, 0x88,
+ 0xdb, 0x75, 0x74, 0xd8, 0x9b, 0x16, 0x45, 0x5e
+};
+
+uint8_t test_point_z3_w[] = {
+ 0x1a, 0x42, 0xc6, 0x6a, 0xfa, 0x59, 0x0b, 0xb1,
+ 0xf7, 0xd8, 0xcb, 0xfa, 0xce, 0x4d, 0x80, 0x8a,
+ 0x30, 0x73, 0x5a, 0x50, 0x4c, 0xf3, 0xab, 0x04
+};
+
+ecc_combi_point_t test_point = {
+ .chudnovsky = {
+ .x = {
+ .wordv = test_point_x_w,
+ .length_W = sizeof(test_point_x_w),
+ .info = 7
+ },
+ .y = {
+ .wordv = test_point_y_w,
+ .length_W = sizeof(test_point_y_w),
+ .info = 7
+ },
+ .z1 = {
+ .wordv = test_point_z1_w,
+ .length_W = sizeof(test_point_z1_w),
+ .info = 6
+ },
+ .z2 = {
+ .wordv = test_point_z2_w,
+ .length_W = sizeof(test_point_z2_w),
+ .info = 6
+ },
+ .z3 = {
+ .wordv = test_point_z3_w,
+ .length_W = sizeof(test_point_z3_w),
+ .info = 2
+ }
+ }
+};
+void testrun_genkey2(void){
+ ecc_chudnovsky_point_t q;
+ ecc_affine_point_t qa;
+
+ printf_P(PSTR("\n== testing key generation (2) ==\n"));
+
+ if(ecc_chudnovsky_point_alloc(&q, 192)){
+ printf_P(PSTR("ERROR: OOM! <%s %s %d>\n"), __FILE__, __func__, __LINE__);
+ return;
+ }
+ if(ecc_affine_point_alloc(&qa, 192)){
+ printf_P(PSTR("ERROR: OOM! <%s %s %d>\n"), __FILE__, __func__, __LINE__);
+ return;
+ }
+
+ ecc_chudnovsky_point_print(&test_point.chudnovsky);
+ ecc_chudnovsky_to_affine_point(&qa, &test_point.chudnovsky, &nist_curve_p192);
+ printf_P(PSTR("\n Qx: "));
+ bigint_print_hex(&qa.x);
+ printf_P(PSTR("\n Qy: "));
+ bigint_print_hex(&qa.y);
+ printf_P(PSTR("\n================\n"));
+ ecc_chudnovsky_point_double_sp(&q, &test_point.chudnovsky, &nist_curve_p192);
+ ecc_chudnovsky_point_print(&q);
+
+ ecc_chudnovsky_to_affine_point(&qa, &q, &nist_curve_p192);
+
+ printf_P(PSTR("\n Qx: "));
+ bigint_print_hex(&qa.x);
+ printf_P(PSTR("\n Qy: "));
+ bigint_print_hex(&qa.y);
+ puts("\n");
+
+}
+
+void testrun_genkey1(void){
+ ecc_chudnovsky_point_t q;
+ ecc_affine_point_t qa;
+
+ uint8_t k_w[] = {
+ // e5ce89a34adddf25ff3bf1ffe6803f57d0220de3118798ea
+ 0xea, 0x98, 0x87, 0x11, 0xe3, 0x0d, 0x22, 0xd0,
+ 0x57, 0x3f, 0x80, 0xe6, 0xff, 0xf1, 0x3b, 0xff,
+ 0x25, 0xdf, 0xdd, 0x4a, 0xa3, 0x89, 0xce, 0xe5
+ };
+
+ bigint_t k = {
+ .length_W = sizeof(k_w),
+ .wordv = k_w,
+ .info = 7
+ };
+
+ printf_P(PSTR("\n== testing key generation ==\n"));
+
+ if(ecc_chudnovsky_point_alloc(&q, 192)){
+ printf_P(PSTR("ERROR: OOM! <%s %s %d>\n"), __FILE__, __func__, __LINE__);
+ return;
+ }
+ if(ecc_affine_point_alloc(&qa, 192)){
+ printf_P(PSTR("ERROR: OOM! <%s %s %d>\n"), __FILE__, __func__, __LINE__);
+ return;
+ }
+
+ printf_P(PSTR(" k: "));
+ bigint_print_hex(&k);
+ ecc_chudnovsky_multiplication(&q, &k, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192);
+ ecc_chudnovsky_to_affine_point(&qa, &q, &nist_curve_p192);
+
+ printf_P(PSTR("\n Qx: "));
+ bigint_print_hex(&qa.x);
+ printf_P(PSTR("\n Qy: "));
+ bigint_print_hex(&qa.y);
+ puts("\n");
+}
+
+void testrun_genkey3(void){
+ ecc_chudnovsky_point_t q;
+ ecc_affine_point_t qa;
+
+ uint8_t k_w[] = {
+ 0xb2, 0x51, 0x97, 0xc3, 0x7c, 0x61, 0xf8, 0x8f,
+ 0x19, 0x91, 0xcc, 0x67, 0xb5, 0x1c, 0x34, 0x23,
+ 0xff, 0x13, 0xad, 0x14, 0x57, 0x43, 0x14, 0x7d
+ };
+
+ bigint_t k = {
+ .length_W = sizeof(k_w),
+ .wordv = k_w,
+ .info = 6
+ };
+
+ printf_P(PSTR("\n== testing key generation ==\n"));
+
+ if(ecc_chudnovsky_point_alloc(&q, 192)){
+ printf_P(PSTR("ERROR: OOM! <%s %s %d>\n"), __FILE__, __func__, __LINE__);
+ return;
+ }
+ if(ecc_affine_point_alloc(&qa, 192)){
+ printf_P(PSTR("ERROR: OOM! <%s %s %d>\n"), __FILE__, __func__, __LINE__);
+ return;
+ }
+
+ printf_P(PSTR(" k: "));
+ bigint_print_hex(&k);
+ ecc_chudnovsky_double_and_add(&q, &k, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192);
+ ecc_chudnovsky_to_affine_point(&qa, &q, &nist_curve_p192);
+
+ printf_P(PSTR("\n Qx: "));
+ bigint_print_hex(&qa.x);
+ printf_P(PSTR("\n Qy: "));
+ bigint_print_hex(&qa.y);
+ puts("\n");
+}
+
+void testrun_genkey(void){
+ ecc_chudnovsky_point_t q;
+ ecc_affine_point_t qa;
+
+ bigint_t k;
+
+ printf_P(PSTR("\n== testing key generation ==\n"));
+
+ printf_P(PSTR("enter secret key d: "));
+ bigint_read_hex_echo(&k);
+ putchar('\n');
+
+ if(ecc_chudnovsky_point_alloc(&q, 192)){
+ printf_P(PSTR("ERROR: OOM! <%s %s %d>\n"), __FILE__, __func__, __LINE__);
+ return;
+ }
+ if(ecc_affine_point_alloc(&qa, 192)){
+ printf_P(PSTR("ERROR: OOM! <%s %s %d>\n"), __FILE__, __func__, __LINE__);
+ return;
+ }
+
+ printf_P(PSTR(" k: "));
+ bigint_print_hex(&k);
+ ecc_chudnovsky_multiplication(&q, &k, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192);
+ ecc_chudnovsky_to_affine_point(&qa, &q, &nist_curve_p192);
+
+ printf_P(PSTR("\n Qx: "));
+ bigint_print_hex(&qa.x);
+ printf_P(PSTR("\n Qy: "));
+ bigint_print_hex(&qa.y);
+ puts("\n");
+}
+
+
+#endif
+
/*****************************************************************************
* main *
*****************************************************************************/
-const char echo_test_str[] PROGMEM = "echo-test";
-const char reset_prng_str[] PROGMEM = "reset-prng";
-const char quick_test_str[] PROGMEM = "quick-test";
-const char performance_str[] PROGMEM = "performance";
-const char echo_str[] PROGMEM = "echo";
+const char echo_test_str[] PROGMEM = "echo-test";
+const char reset_prng_str[] PROGMEM = "reset-prng";
+const char quick_test_str[] PROGMEM = "quick-test";
+const char performance_reduce_str[] PROGMEM = "performance_reduce";
+const char performance_invert_str[] PROGMEM = "performance_invert";
+const char performance_multiply_str[] PROGMEM = "performance_multiply";
+const char genkey1_str[] PROGMEM = "genkey1";
+const char genkey2_str[] PROGMEM = "genkey2";
+const char genkey3_str[] PROGMEM = "genkey3";
+const char genkey_str[] PROGMEM = "genkey";
+const char square_str[] PROGMEM = "square";
+const char echo_str[] PROGMEM = "echo";
const const cmdlist_entry_t cmdlist[] PROGMEM = {
-// { reset_prng_str, NULL, reset_prng },
-// { quick_test_str, NULL, quick_test },
- { performance_str, NULL, testrun_performance_bigint },
- { echo_str, (void*)1, (void_fpt)echo_ctrl },
- { NULL, NULL, NULL }
+// { reset_prng_str, NULL, reset_prng },
+// { quick_test_str, NULL, quick_test },
+ { square_str, NULL, testrun_square },
+ { genkey_str, NULL, testrun_genkey },
+ { genkey1_str, NULL, testrun_genkey1 },
+ { genkey2_str, NULL, testrun_genkey2 },
+ { genkey3_str, NULL, testrun_genkey3 },
+ { performance_reduce_str, NULL, testrun_performance_reduce_bigint },
+ { performance_invert_str, NULL, testrun_performance_invert_bigint },
+ { performance_multiply_str, NULL, testrun_performance_multiply_bigint },
+ { echo_str, (void*)1, (void_fpt)echo_ctrl },
+ { NULL, NULL, NULL }
};
int main (void){
projects / avr-crypto-lib.git / blobdiff