--- /dev/null
+/* main-bigint-test.c */
+/*
+ This file is part of the AVR-Crypto-Lib.
+ Copyright (C) 2008, 2009, 2010 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+/*
+ * bigint test-suit
+ *
+*/
+
+#include "main-test-common.h"
+
+#include "noekeon.h"
+#include "noekeon_prng.h"
+#include "bigint2.h"
+#include "bigint2_io.h"
+
+#include "performance_test.h"
+
+char *algo_name = "BigInt2";
+
+#define MAX(a,b) ((a) > (b) ? (a) : (b))
+#define MIN(a,b) ((a) < (b) ? (a) : (b))
+
+/*****************************************************************************
+ * additional validation-functions *
+ *****************************************************************************/
+void test_echo_bigint(void) {
+ bigint_t a;
+ cli_putstr_P(PSTR("\r\necho test\r\n"));
+ for (;;) {
+ cli_putstr_P(PSTR("\r\nenter hex number:"));
+ if (bigint_read_hex_echo(&a, 0)) {
+ cli_putstr_P(PSTR("\r\n end echo test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\necho: "));
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR("\r\n"));
+ free(a.wordv);
+ }
+}
+
+void test_add_bigint(void){
+ bigint_t a, b, c;
+ printf_P(PSTR("\nadd test\n"));
+ for (;;) {
+ printf_P(PSTR("\nenter a:"));
+ if (bigint_read_hex_echo(&a, 512)) {
+ printf_P(PSTR("\n end add test"));
+ return;
+ }
+ printf_P(PSTR("\nenter b:"));
+ if (bigint_read_hex_echo(&b, 512)) {
+ free(a.wordv);
+ printf_P(PSTR("\n end add test"));
+ return;
+ }
+ printf_P(PSTR("\n "));
+ bigint_print_hex(&a);
+ printf_P(PSTR(" + "));
+ bigint_print_hex(&b);
+ printf_P(PSTR(" = "));
+ memset(&c, 0, sizeof(c));
+ bigint_add_u(&c, &a, &b);
+ bigint_print_hex(&c);
+ cli_putstr_P(PSTR("\r\n"));
+ free(a.wordv);
+ free(b.wordv);
+ bigint_free(&c);
+ }
+}
+
+void test_sub_bigint(void){
+ bigint_t a, b, c;
+ printf_P(PSTR("\nadd test\n"));
+ for (;;) {
+ printf_P(PSTR("\nenter a:"));
+ if (bigint_read_hex_echo(&a, 512)) {
+ printf_P(PSTR("\n end add test"));
+ return;
+ }
+ printf_P(PSTR("\nenter b:"));
+ if (bigint_read_hex_echo(&b, 512)) {
+ free(a.wordv);
+ printf_P(PSTR("\n end add test"));
+ return;
+ }
+ printf_P(PSTR("\n "));
+ bigint_print_hex(&a);
+ printf_P(PSTR(" - "));
+ bigint_print_hex(&b);
+ printf_P(PSTR(" = "));
+ memset(&c, 0, sizeof(c));
+ bigint_sub_u(&c, &a, &b);
+ bigint_print_hex(&c);
+ cli_putstr_P(PSTR("\r\n"));
+ free(a.wordv);
+ free(b.wordv);
+ bigint_free(&c);
+ }
+}
+
+#if 0
+void test_add_scale_bigint(void){
+ bigint_t a, b, c;
+ uint16_t scale;
+ cli_putstr_P(PSTR("\r\nadd-scale test\r\n"));
+ for (;;) {
+ cli_putstr_P(PSTR("\r\nenter a:"));
+ if (bigint_read_hex_echo(&a)) {
+ cli_putstr_P(PSTR("\r\n end add-scale test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter b:"));
+ if (bigint_read_hex_echo(&b)) {
+ cli_putstr_P(PSTR("\r\n end add-scale test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter scale:"));
+ {
+ char str[8];
+ cli_getsn_cecho(str, 7);
+ scale = atoi(str);
+ }
+ /*
+ if(bigint_read_hex_echo(&scale)){
+ free(scale.wordv);
+ cli_putstr_P(PSTR("\r\n end add test"));
+ return;
+ }
+ */
+ bigint_word_t *c_b;
+ c_b = malloc((MAX(a.length_W, b.length_W+scale) + 2) * sizeof(bigint_word_t));
+ if(c_b==NULL){
+ cli_putstr_P(PSTR("\n\rERROR: Out of memory!"));
+ free(a.wordv);
+ free(b.wordv);
+ continue;
+ }
+ c.wordv = c_b;
+ bigint_copy(&c, &a);
+ bigint_add_scale_u(&c, &b, scale);
+ cli_putstr_P(PSTR("\r\n "));
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR(" + "));
+ bigint_print_hex(&b);
+ cli_putstr_P(PSTR("<<8*"));
+ cli_hexdump_rev(&scale, 2);
+ cli_putstr_P(PSTR(" = "));
+ bigint_print_hex(&c);
+ cli_putstr_P(PSTR("\r\n"));
+ free(a.wordv);
+ free(b.wordv);
+ free(c_b);
+ }
+}
+#endif
+
+
+void test_mul_bigint(void){
+ bigint_t a, b, c;
+ cli_putstr_P(PSTR("\r\nmul test\r\n"));
+ for (;;) {
+ cli_putstr_P(PSTR("\r\nenter a:"));
+ if (bigint_read_hex_echo(&a, 0)) {
+ cli_putstr_P(PSTR("\r\n end mul test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter b:"));
+ if (bigint_read_hex_echo(&b, 0)) {
+ free(a.wordv);
+ cli_putstr_P(PSTR("\r\n end mul test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\n "));
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR(" * "));
+ bigint_print_hex(&b);
+ cli_putstr_P(PSTR(" = "));
+ bigint_word_t *c_b;
+ c_b = malloc((MAX(a.length_W, b.length_W) + 1) * 2 * sizeof(bigint_word_t));
+ if (c_b==NULL) {
+ cli_putstr_P(PSTR("\n\rERROR: Out of memory!"));
+ free(a.wordv);
+ free(b.wordv);
+ continue;
+ }
+ c.wordv = c_b;
+ bigint_mul_schoolbook(&c, &a, &b);
+ bigint_print_hex(&c);
+ cli_putstr_P(PSTR("\r\n"));
+ free(a.wordv);
+ free(b.wordv);
+ free(c_b);
+ }
+}
+
+#if 0
+void test_mul_mont_bigint(void){
+ bigint_t a, b, c, a_, b_, m_, res;
+ bigint_length_t s;
+ cli_putstr_P(PSTR("\r\nmul-mont test ( (a * b) % c )\r\n"));
+ for (;;) {
+ cli_putstr_P(PSTR("\r\nenter a:"));
+ if (bigint_read_hex_echo(&a)) {
+ cli_putstr_P(PSTR("\r\n end mul test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter b:"));
+ if (bigint_read_hex_echo(&b)) {
+ free(a.wordv);
+ cli_putstr_P(PSTR("\r\n end mul test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter c:"));
+ if (bigint_read_hex_echo(&c)) {
+ free(a.wordv);
+ free(b.wordv);
+ cli_putstr_P(PSTR("\r\n end mul test"));
+ return;
+ }
+ s = c.length_W;
+ cli_putstr_P(PSTR("\r\n ("));
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR(" * "));
+ bigint_print_hex(&b);
+ cli_putstr_P(PSTR(") % "));
+ bigint_print_hex(&c);
+ cli_putstr_P(PSTR(" = "));
+ bigint_word_t res_w[s], a_w_[s], b_w_[s], m_w_[s + 1];
+ res.wordv = res_w;
+ a_.wordv = a_w_;
+ b_.wordv = b_w_;
+ m_.wordv = m_w_;
+ bigint_mont_gen_m_(&m_, &c);
+ bigint_mont_trans(&a_, &a, &c);
+ bigint_mont_trans(&b_, &b, &c);
+ bigint_mont_mul(&res, &a_, &b_, &c, &m_);
+ bigint_mont_red(&res, &res, &c, &m_);
+ bigint_print_hex(&res);
+ putchar('\n');
+ free(a.wordv);
+ free(b.wordv);
+ free(c.wordv);
+ }
+}
+#endif
+
+void test_mul_word_bigint(void){
+ bigint_t a, b;
+ bigint_word_t *t;
+ cli_putstr_P(PSTR("\r\nmul test\r\n"));
+ for (;;) {
+ cli_putstr_P(PSTR("\r\nenter a:"));
+ if (bigint_read_hex_echo(&a, 0)) {
+ cli_putstr_P(PSTR("\r\n end mul test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter b:"));
+ if (bigint_read_hex_echo(&b, 0)) {
+ free(a.wordv);
+ cli_putstr_P(PSTR("\r\n end mul test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\n "));
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR(" * "));
+ bigint_print_hex(&b);
+ cli_putstr_P(PSTR(" = "));
+
+ if (b.length_W > 1) {
+ free(a.wordv);
+ free(b.wordv);
+ cli_putstr_P(PSTR("\r\n end mul test"));
+ }
+
+ t = realloc(a.wordv, (a.length_W + 3) * sizeof(bigint_word_t));
+ if (t == NULL) {
+ cli_putstr_P(PSTR("\n\rERROR: Out of memory!"));
+ free(a.wordv);
+ free(b.wordv);
+ continue;
+ }
+ a.wordv = t;
+ bigint_mul_word(&a, &a, b.wordv[0]);
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR("\r\n"));
+ free(a.wordv);
+ free(b.wordv);
+ }
+}
+
+void test_square_bigint(void){
+ bigint_t a, c;
+ cli_putstr_P(PSTR("\r\nsquare test\r\n"));
+ for(;;){
+ cli_putstr_P(PSTR("\r\nenter a:"));
+ if(bigint_read_hex_echo(&a, 0)){
+ cli_putstr_P(PSTR("\r\n end square test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\n "));
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR("**2 = "));
+ bigint_word_t *c_b;
+ c_b = malloc(a.length_W * 2 * sizeof(bigint_word_t));
+ if(c_b == NULL){
+ cli_putstr_P(PSTR("\n\rERROR: Out of memory!"));
+ free(a.wordv);
+ continue;
+ }
+ c.wordv = c_b;
+ bigint_square(&c, &a);
+ bigint_print_hex(&c);
+ cli_putstr_P(PSTR("\r\n"));
+ free(a.wordv);
+ free(c_b);
+ }
+}
+
+void test_reduce_bigint(void){
+ bigint_t a, b, c;
+ cli_putstr_P(PSTR("\r\nreduce test\r\n"));
+ for (;;) {
+ cli_putstr_P(PSTR("\r\nenter a:"));
+ if (bigint_read_hex_echo(&a, 0)) {
+ cli_putstr_P(PSTR("\r\n end reduce test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter b:"));
+ if (bigint_read_hex_echo(&b, 0)) {
+ free(a.wordv);
+ cli_putstr_P(PSTR("\r\n end reduce test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\n "));
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR(" % "));
+ bigint_print_hex(&b);
+ cli_putstr_P(PSTR(" = "));
+ memset(&c, 0, sizeof(c));
+ bigint_divide(NULL, &c, &a, &b);
+ bigint_print_hex(&c);
+ cli_putstr_P(PSTR("\r\n"));
+ bigint_free(&c);
+ bigint_free(&b);
+ bigint_free(&a);
+ }
+}
+
+#if 0
+/* d = a**b % c */
+void test_expmod_bigint(void){
+ bigint_t a, b, c, d;
+ bigint_word_t *d_b;
+ cli_putstr_P(PSTR("\r\nexpnonentiation-modulo test\r\n"));
+ for (;;) {
+ cli_putstr_P(PSTR("\r\nenter a:"));
+ if (bigint_read_hex_echo(&a)) {
+ cli_putstr_P(PSTR("\r\n end expmod test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter b:"));
+ if (bigint_read_hex_echo(&b)) {
+ free(a.wordv);
+ cli_putstr_P(PSTR("\r\n end expmod test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter c:"));
+ if (bigint_read_hex_echo(&c)) {
+ free(a.wordv);
+ free(b.wordv);
+ cli_putstr_P(PSTR("\r\n end expmod test"));
+ return;
+ }
+ d_b = malloc(c.length_W * sizeof(bigint_word_t));
+ if(d_b==NULL){
+ cli_putstr_P(PSTR("\n\rERROR: Out of memory!"));
+ free(a.wordv);
+ free(b.wordv);
+ free(c.wordv);
+ continue;
+ }
+ d.wordv = d_b;
+ cli_putstr_P(PSTR("\r\n "));
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR("**"));
+ bigint_print_hex(&b);
+ cli_putstr_P(PSTR(" % "));
+ bigint_print_hex(&c);
+ cli_putstr_P(PSTR(" = "));
+ bigint_expmod_u_sam(&d, &a, &b, &c);
+ bigint_print_hex(&d);
+ cli_putstr_P(PSTR("\r\n"));
+ free(a.wordv);
+ free(b.wordv);
+ free(c.wordv);
+ free(d.wordv);
+
+ }
+}
+
+/* d = a**b % c */
+void test_expmod_mont_bigint(void){
+ bigint_t a, b, c, d;
+ bigint_word_t *d_b;
+ cli_putstr_P(PSTR("\r\nexpnonentiation-modulo-montgomory test\r\n"));
+ for (;;) {
+ cli_putstr_P(PSTR("\r\nenter a:"));
+ if (bigint_read_hex_echo(&a)) {
+ cli_putstr_P(PSTR("\r\n end expmod test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter b:"));
+ if (bigint_read_hex_echo(&b)) {
+ free(a.wordv);
+ cli_putstr_P(PSTR("\r\n end expmod test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter c:"));
+ if (bigint_read_hex_echo(&c)) {
+ free(a.wordv);
+ free(b.wordv);
+ cli_putstr_P(PSTR("\r\n end expmod test"));
+ return;
+ }
+ d_b = malloc(c.length_W * sizeof(bigint_word_t));
+ if (d_b == NULL) {
+ cli_putstr_P(PSTR("\n\rERROR: Out of memory!"));
+ free(a.wordv);
+ free(b.wordv);
+ free(c.wordv);
+ continue;
+ }
+ d.wordv = d_b;
+ cli_putstr_P(PSTR("\r\n "));
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR("**"));
+ bigint_print_hex(&b);
+ cli_putstr_P(PSTR(" % "));
+ bigint_print_hex(&c);
+ cli_putstr_P(PSTR(" = "));
+ bigint_expmod_u_mont_sam(&d, &a, &b, &c);
+ bigint_print_hex(&d);
+ cli_putstr_P(PSTR("\r\n"));
+ free(a.wordv);
+ free(b.wordv);
+ free(c.wordv);
+ free(d.wordv);
+
+ }
+}
+
+#endif
+
+void test_gcdext_bigint(void){
+ bigint_t a, b, c, d, e;
+ cli_putstr_P(PSTR("\r\ngcdext test\r\n"));
+ for (;;) {
+ cli_putstr_P(PSTR("\r\nenter a:"));
+ if (bigint_read_hex_echo(&a, 0)) {
+ cli_putstr_P(PSTR("\r\n end gcdext test"));
+ return;
+ }
+ cli_putstr_P(PSTR("\r\nenter b:"));
+ if (bigint_read_hex_echo(&b, 0)) {
+ bigint_free(&a);
+ cli_putstr_P(PSTR("\r\n end gcdext test"));
+ return;
+ }
+
+ memset(&c, 0, sizeof(c));
+ memset(&d, 0, sizeof(d));
+ memset(&e, 0, sizeof(e));
+ cli_putstr_P(PSTR("\r\n gcdext( "));
+ bigint_print_hex(&a);
+ cli_putstr_P(PSTR(", "));
+ bigint_print_hex(&b);
+ cli_putstr_P(PSTR(") => "));
+ bigint_gcdext(&c, &d, &e, &a, &b);
+ cli_putstr_P(PSTR("a = "));
+ bigint_print_hex(&d);
+ cli_putstr_P(PSTR("; b = "));
+ bigint_print_hex(&e);
+ cli_putstr_P(PSTR("; gcd = "));
+ bigint_print_hex(&c);
+
+ cli_putstr_P(PSTR("\r\n"));
+ bigint_free(&a);
+ bigint_free(&b);
+ bigint_free(&c);
+ bigint_free(&d);
+ bigint_free(&e);
+ }
+}
+
+void testrun_performance_bigint(void){
+
+}
+/*****************************************************************************
+ * main *
+ *****************************************************************************/
+
+const char echo_test_str[] PROGMEM = "echo-test";
+const char add_test_str[] PROGMEM = "add-test";
+const char sub_test_str[] PROGMEM = "sub-test";
+const char add_scale_test_str[] PROGMEM = "add-scale-test";
+const char mul_test_str[] PROGMEM = "mul-test";
+const char mul_mont_test_str[] PROGMEM = "mul-mont-test";
+const char mul_word_test_str[] PROGMEM = "mul-word-test";
+const char square_test_str[] PROGMEM = "square-test";
+const char reduce_test_str[] PROGMEM = "reduce-test";
+const char expmod_test_str[] PROGMEM = "expmod-test";
+const char expmod_mont_test_str[] PROGMEM = "expmod-mont-test";
+const char gcdext_test_str[] PROGMEM = "gcdext-test";
+const char quick_test_str[] PROGMEM = "quick-test";
+const char performance_str[] PROGMEM = "performance";
+const char echo_str[] PROGMEM = "echo";
+
+const cmdlist_entry_t cmdlist[] PROGMEM = {
+ { add_test_str, NULL, test_add_bigint },
+ { sub_test_str, NULL, test_sub_bigint },
+// { add_scale_test_str, NULL, test_add_scale_bigint },
+ { mul_test_str, NULL, test_mul_bigint },
+// { mul_mont_test_str, NULL, test_mul_mont_bigint },
+ { mul_word_test_str, NULL, test_mul_word_bigint },
+ { square_test_str, NULL, test_square_bigint },
+ { reduce_test_str, NULL, test_reduce_bigint },
+// { expmod_test_str, NULL, test_expmod_bigint },
+// { expmod_mont_test_str, NULL, test_expmod_mont_bigint },
+ { gcdext_test_str, NULL, test_gcdext_bigint },
+// { quick_test_str, NULL, test_gcdext_simple },
+ { echo_test_str, NULL, test_echo_bigint },
+ { performance_str, NULL, testrun_performance_bigint },
+ { echo_str, (void*)1, (void_fpt)echo_ctrl },
+ { NULL, NULL, NULL }
+};
+
+int main (void){
+ main_setup();
+ int_realloc = realloc;
+ int_free = free;
+ for(;;){
+ welcome_msg(algo_name);
+ cmd_interface(cmdlist);
+ }
+}
projects / avr-crypto-lib.git / blobdiff