X-Git-Url: https://git.cryptolib.org/?p=avr-crypto-lib.git;a=blobdiff_plain;f=test_src%2Fmain-ecdsa-test.c;h=fe59cb0407c1814cc025b58866916941f281dfcd;hp=505e926f1bb71dca70e11bdd7b282fc8ec6fe653;hb=4b5da1dc27a791b5c448274a3db09cd035b33493;hpb=45d15fcc098c9eece5c39b5e421a1706f187a0d3 diff --git a/test_src/main-ecdsa-test.c b/test_src/main-ecdsa-test.c index 505e926..fe59cb0 100644 --- a/test_src/main-ecdsa-test.c +++ b/test_src/main-ecdsa-test.c @@ -1,7 +1,7 @@ /* main-dsa-test.c */ /* This file is part of the AVR-Crypto-Lib. - Copyright (C) 2010 Daniel Otte (daniel.otte@rub.de) + Copyright (C) 2006-2015 Daniel Otte (bg@nerilex.org) 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 @@ -21,6 +21,8 @@ * */ +#include + #include "main-test-common.h" #include "noekeon.h" @@ -28,18 +30,116 @@ #include "bigint.h" #include "bigint_io.h" #include "nist_p192.h" +#include "ecc.h" +#include "ecdsa_sign.h" + +#include "hfal_sha1.h" +#include "hfal_sha224.h" +#include "hfal_sha256.h" +#include "hfal_sha384.h" +#include "hfal_sha512.h" +#include "hfal-basic.h" #include "performance_test.h" #include "hfal_sha1.h" #include "base64_enc.h" #include "base64_dec.h" -char* algo_name = "ECDSA"; +char *algo_name = "ECDSA"; /***************************************************************************** * additional validation-functions * *****************************************************************************/ +uint8_t prng_get_byte(void){ + return random8(); +} + +const hfdesc_t *hash_select(void){ + const hfdesc_t *hashes[] = { &sha1_desc, &sha224_desc, &sha256_desc, &sha384_desc, &sha512_desc }; + uint8_t index; + int selection; + printf_P(PSTR("Please select one of the following hash functions:\n")); + for(index = 0; index < sizeof(hashes) / sizeof(hashes[0]); ++index){ + printf_P(PSTR(" %c: %S\n"), index + 'a', pgm_read_word(&(hashes[index]->name))); + } + do{ + printf_P(PSTR("[a]: ")); + selection = getchar(); + putchar(selection); + if(selection == '\n' || selection == '\r'){ + selection = 0; + }else{ + putchar('\n'); + selection -= 'a'; + } + }while(selection > sizeof(hashes) / sizeof(hashes[0])); + return hashes[selection]; +} + +uint8_t convert_hexchar_to_value(char a){ + if(a >= 0 && a <= 9){ + return a - '0'; + } + if(a >= 'a' && a <= 'f'){ + return a - 'a'; + } + if(a >= 'A' && a <= 'F'){ + return a - 'A'; + } + return 0; +} + + +uint8_t convert_hex_to_byte(char a, char b){ + return (convert_hexchar_to_value(a) << 4) | convert_hexchar_to_value(b); +} + +void *hash_message(hfdesc_t *hash_function){ + uint8_t *block, *hash_value; + uint16_t index = 0; + hfgen_ctx_t ctx; + if(hash_function == NULL){ + return NULL; + } + block = malloc(hfal_hash_getBlocksize(hash_function) / 8); + if(block == NULL){ + return NULL; + } + hash_value = malloc(hfal_hash_getHashsize(hash_function) / 8); + if(hash_value == NULL){ + free(block); + return NULL; + } + hfal_hash_init(hash_function, &ctx); + for(;;){ + int a,b; + a = getchar(); + if(!isxdigit(a)){ + hfal_hash_lastBlock(&ctx, block, index * 8); + break; + } + putchar(a); + b = getchar(); + if(!isxdigit(b)){ + printf_P(PSTR("*** invalid ***\n")); + hfal_hash_free(&ctx); + free(hash_value); + free(block); + return NULL; + } + putchar(b); + block[index++] = convert_hex_to_byte(a, b); + if(index == hfal_hash_getBlocksize(hash_function) / 8){ + hfal_hash_nextBlock(&ctx, block); + } + } + hfal_hash_ctx2hash(hash_value, &ctx); + hfal_hash_free(&ctx); + free(block); + return hash_value; +} + void testrun_performance_invert_bigint(void){ printf_P(PSTR("\n=== performance measurement (invert) ===\n")); unsigned i,j; @@ -220,43 +320,6 @@ void ecc_affine_point_free(ecc_affine_point_t *p){ 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[] = { @@ -429,6 +492,9 @@ void testrun_genkey1(void){ printf_P(PSTR("\n Qy: ")); bigint_print_hex(&qa.y); puts("\n"); + + ecc_affine_point_free(&qa); + ecc_chudnovsky_point_free(&q); } void testrun_genkey3(void){ @@ -468,13 +534,89 @@ void testrun_genkey3(void){ printf_P(PSTR("\n Qy: ")); bigint_print_hex(&qa.y); puts("\n"); + + ecc_affine_point_free(&qa); + ecc_chudnovsky_point_free(&q); + } void testrun_genkey(void){ ecc_chudnovsky_point_t q; ecc_affine_point_t qa; + uint32_t time; + bigint_t k; + uint8_t r; + + 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)){ + ecc_chudnovsky_point_free(&q); + printf_P(PSTR("ERROR: OOM! <%s %s %d>\n"), __FILE__, __func__, __LINE__); + return; + } + + printf_P(PSTR("(naf) k: ")); + bigint_print_hex(&k); + startTimer(1); + START_TIMER; + r = ecc_chudnovsky_naf_multiplication(&q, &k, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192); + STOP_TIMER; + time = stopTimer(); + 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); + printf_P(PSTR("\n time: %"PRIu32" cycles (r code: %"PRIu8")\n"), time, r); + + printf_P(PSTR("(d&a) k: ")); + bigint_print_hex(&k); + startTimer(1); + START_TIMER; + r = ecc_chudnovsky_double_and_add(&q, &k, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192); + STOP_TIMER; + time = stopTimer(); + 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); + printf_P(PSTR("\n time: %"PRIu32" cycles (r code: %"PRIu8")\n"), time, r); + free(k.wordv); + ecc_chudnovsky_point_free(&q); + ecc_affine_point_free(&qa); +} +/* +N is +3128D2B4 B1C96B14 36F8DE99 FFFFFFFF FFFFFFFF FFFFFFFF 99DEF836 146BC9B1 B4D22831 +-------------------------------------------------------------- +C is +78916860 32FD8057 F636B44B 1F47CCE5 64D25099 23A7465A +-------------------------------------------------------------- +D is +78916860 32FD8057 F636B44B 1F47CCE5 64D25099 23A7465B +Q_x is +FBA2AAC6 47884B50 4EB8CD5A 0A1287BA BCC62163 F606A9A2 +Q_y is +DAE6D4CC 05EF4F27 D79EE38B 71C9C8EF 4865D988 50D84AA5 +*/ +void testrun_interm(void){ + ecc_chudnovsky_point_t q; + ecc_affine_point_t qa; + uint32_t time; bigint_t k; + uint8_t r; printf_P(PSTR("\n== testing key generation ==\n")); @@ -487,25 +629,380 @@ void testrun_genkey(void){ return; } if(ecc_affine_point_alloc(&qa, 192)){ + ecc_chudnovsky_point_free(&q); printf_P(PSTR("ERROR: OOM! <%s %s %d>\n"), __FILE__, __func__, __LINE__); return; } - printf_P(PSTR(" k: ")); + printf_P(PSTR("(naf) k: ")); bigint_print_hex(&k); - ecc_chudnovsky_multiplication(&q, &k, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192); + startTimer(1); + START_TIMER; + r = ecc_chudnovsky_naf_multiplication(&q, &k, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192); + STOP_TIMER; + time = stopTimer(); 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"); + printf_P(PSTR("\n time: %"PRIu32" cycles (r code: %"PRIu8")\n"), time, r); + + printf_P(PSTR("(d&a) k: ")); + bigint_print_hex(&k); + startTimer(1); + START_TIMER; + r = ecc_chudnovsky_double_and_add(&q, &k, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192); + STOP_TIMER; + time = stopTimer(); + 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); + printf_P(PSTR("\n time: %"PRIu32" cycles (r code: %"PRIu8")\n"), time, r); + free(k.wordv); + ecc_chudnovsky_point_free(&q); + ecc_affine_point_free(&qa); +} + + + +#endif + +const uint8_t ecdsa_test_1_msg[] PROGMEM = { +/* + 0xcf, 0x71, 0xa0, 0xe4, 0xce, 0x59, 0x43, 0x11, + 0x77, 0x88, 0x50, 0x87, 0x53, 0x78, 0xd0, 0xee, + 0xa3, 0xc0, 0x32, 0xa4, 0xbc, 0xc0, 0xdc, 0x1c, + 0xf2, 0x9d, 0x01, 0xb9, 0xc5, 0x10, 0x78, 0x9c, + 0xd5, 0x2f, 0xc3, 0x8c, 0x74, 0xe6, 0xa4, 0x27, + 0x87, 0xd0, 0xf2, 0x7c, 0xe2, 0x93, 0x20, 0x7a, + 0xfd, 0xd0, 0x11, 0x7a, 0xcc, 0x71, 0xb9, 0x16, + 0x63, 0x06, 0xce, 0x56, 0xf1, 0xa7, 0xf1, 0xc6, + 0x0a, 0x9d, 0x68, 0x7d, 0x12, 0x5e, 0xb0, 0x7e, + 0x26, 0xe5, 0x51, 0xdc, 0x14, 0x0e, 0x8a, 0x04, + 0xaf, 0xa2, 0xa1, 0x6f, 0x98, 0xb5, 0x1b, 0xa9, + 0x18, 0x96, 0xbf, 0x32, 0x0f, 0xd4, 0xd6, 0xf1, + 0xa4, 0x4b, 0x46, 0xf3, 0x3d, 0xae, 0x39, 0xcc, + 0x24, 0xf0, 0x4a, 0x5d, 0x86, 0x0c, 0xb1, 0x4f, + 0x6b, 0x6e, 0x8a, 0x69, 0x73, 0xb4, 0x9f, 0xd2, + 0xa7, 0xbc, 0xeb, 0x48, 0xd7, 0x48, 0xf7, 0xeb +*/ + 0xeb, 0xf7, 0x48, 0xd7, 0x48, 0xeb, 0xbc, 0xa7, + 0xd2, 0x9f, 0xb4, 0x73, 0x69, 0x8a, 0x6e, 0x6b, + 0x4f, 0xb1, 0x0c, 0x86, 0x5d, 0x4a, 0xf0, 0x24, + 0xcc, 0x39, 0xae, 0x3d, 0xf3, 0x46, 0x4b, 0xa4, + 0xf1, 0xd6, 0xd4, 0x0f, 0x32, 0xbf, 0x96, 0x18, + 0xa9, 0x1b, 0xb5, 0x98, 0x6f, 0xa1, 0xa2, 0xaf, + 0x04, 0x8a, 0x0e, 0x14, 0xdc, 0x51, 0xe5, 0x26, + 0x7e, 0xb0, 0x5e, 0x12, 0x7d, 0x68, 0x9d, 0x0a, + 0xc6, 0xf1, 0xa7, 0xf1, 0x56, 0xce, 0x06, 0x63, + 0x16, 0xb9, 0x71, 0xcc, 0x7a, 0x11, 0xd0, 0xfd, + 0x7a, 0x20, 0x93, 0xe2, 0x7c, 0xf2, 0xd0, 0x87, + 0x27, 0xa4, 0xe6, 0x74, 0x8c, 0xc3, 0x2f, 0xd5, + 0x9c, 0x78, 0x10, 0xc5, 0xb9, 0x01, 0x9d, 0xf2, + 0x1c, 0xdc, 0xc0, 0xbc, 0xa4, 0x32, 0xc0, 0xa3, + 0xee, 0xd0, 0x78, 0x53, 0x87, 0x50, 0x88, 0x77, + 0x11, 0x43, 0x59, 0xce, 0xe4, 0xa0, 0x71, 0xcf +}; + +/* + * d = e14f37b3d1374ff8b03f41b9b3fdd2f0ebccf275d660d7f3 + */ + +const uint8_t ecdsa_test_1_d[] PROGMEM = { + 0xf3, 0xd7, 0x60, 0xd6, 0x75, 0xf2, 0xcc, 0xeb, + 0xf0, 0xd2, 0xfd, 0xb3, 0xb9, 0x41, 0x3f, 0xb0, + 0xf8, 0x4f, 0x37, 0xd1, 0xb3, 0x37, 0x4f, 0xe1 +}; + +/* + * k = cb0abc7043a10783684556fb12c4154d57bc31a289685f25 + */ + +const uint8_t ecdsa_test_1_k[] PROGMEM = { + 0x25, 0x5f, 0x68, 0x89, 0xa2, 0x31, 0xbc, 0x57, + 0x4d, 0x15, 0xc4, 0x12, 0xfb, 0x56, 0x45, 0x68, + 0x83, 0x07, 0xa1, 0x43, 0x70, 0xbc, 0x0a, 0xcb +}; + +void hash_mem_P(const hfdesc_t *hfdesc, void *dest, const void *msg, uint16_t msg_len_b){ + uint16_t blocksize = hfal_hash_getBlocksize(hfdesc); + uint8_t block[blocksize / 8]; + hfgen_ctx_t ctx; + hfal_hash_init(hfdesc, &ctx); + while(msg_len_b > blocksize){ + memcpy_P(block, msg, blocksize / 8); + msg = (uint8_t*)msg + blocksize / 8; + msg_len_b -= blocksize; + hfal_hash_nextBlock(&ctx, block); + } + memcpy_P(block, msg, (msg_len_b + 7) / 8); + hfal_hash_lastBlock(&ctx, block, msg_len_b); + hfal_hash_ctx2hash(dest, &ctx); + hfal_hash_free(&ctx); +} + +const uint8_t ecdsa_test_2_msg[] PROGMEM = { + 0x66, 0xa2, 0x51, 0x3d, 0x7b, 0x60, 0x45, 0xe5, + 0x66, 0x79, 0xb0, 0x32, 0xca, 0xd4, 0x5f, 0xb1, + 0x82, 0x28, 0x9c, 0xa7, 0x6a, 0x88, 0xc0, 0x6d, + 0x78, 0xc8, 0x5f, 0x3d, 0xd3, 0x80, 0x45, 0x90, + 0x20, 0x5b, 0x73, 0xa7, 0x84, 0x24, 0x9a, 0x0a, + 0x0c, 0x8b, 0xf2, 0xf2, 0x21, 0x45, 0xd1, 0x05, + 0x21, 0x9b, 0x48, 0x0d, 0x74, 0x60, 0x7c, 0x02, + 0xb8, 0xa6, 0xb6, 0xb4, 0x59, 0x25, 0x9e, 0x4f, + 0xdf, 0xe2, 0xbd, 0xb4, 0xab, 0x22, 0x38, 0x01, + 0x75, 0x35, 0x29, 0x1d, 0x7a, 0xc1, 0xab, 0xda, + 0x66, 0xc4, 0xf6, 0xdc, 0xea, 0x9e, 0x5d, 0x0b, + 0xf0, 0x5a, 0x93, 0x06, 0xf3, 0x33, 0xb0, 0x0e, + 0x56, 0x34, 0x2f, 0x75, 0x53, 0x40, 0x21, 0x1a, + 0xc2, 0x94, 0xac, 0x21, 0xa7, 0xc2, 0xb2, 0x67, + 0x12, 0xb8, 0x79, 0x95, 0x1b, 0x2e, 0x23, 0xf6, + 0x48, 0x7e, 0x4d, 0x39, 0x89, 0x9f, 0xe3, 0x74 +}; + +const uint8_t ecdsa_test_2_d[] PROGMEM = { + 0xeb, 0x8e, 0x9f, 0x04, 0x7d, 0xb5, 0x9a, 0x80, + 0x34, 0x6f, 0xcd, 0xf1, 0xcc, 0x33, 0xbb, 0x78, + 0xbe, 0xc6, 0xb8, 0x76, 0xaf, 0x9f, 0x4b, 0x69 +}; + +const uint8_t ecdsa_test_2_k[] PROGMEM = { + 0x8e, 0xd5, 0x00, 0x34, 0x08, 0x09, 0x60, 0x36, + 0x2e, 0xfe, 0x16, 0xd0, 0x53, 0x37, 0xa2, 0xf5, + 0x47, 0xfa, 0x11, 0xbc, 0xb1, 0xc2, 0xe8, 0x41 +}; + +#if 0 +void test_sign1(void){ + bigint_word_t d_w[sizeof(ecdsa_test_1_d)]; + uint8_t rnd[sizeof(ecdsa_test_1_k)]; + uint8_t *hash; + bigint_t d; + const hfdesc_t *hash_desc; + ecc_combi_point_t q; + ecdsa_signature_t sign; + ecdsa_ctx_t ctx; + uint8_t r; + + putchar('\n'); + d.wordv = d_w; + memcpy_P(rnd, ecdsa_test_1_k, sizeof(ecdsa_test_1_k)); + memcpy_P(d_w, ecdsa_test_1_d, sizeof(ecdsa_test_1_d)); + d.length_W = (sizeof(ecdsa_test_1_d) + sizeof(bigint_word_t) - 1) / sizeof(bigint_word_t); + d.info = 0; + bigint_adjust(&d); + + hash_desc = &sha1_desc; //hash_select(); + hash = malloc(hfal_hash_getHashsize(hash_desc) / 8); + if(hash == NULL){ + printf_P(PSTR("DBG: XXX <%S %s %d>\n"), PSTR(__FILE__), __func__, __LINE__); + } + hash_mem_P(hash_desc, hash, ecdsa_test_1_msg, sizeof(ecdsa_test_1_msg) * 8); + printf_P(PSTR("msg hash: ")); + cli_hexdump(hash, hfal_hash_getHashsize(hash_desc) / 8); + putchar('\n'); + + ecc_affine_point_alloc(&q.affine, nist_curve_p192_p.length_W * sizeof(bigint_word_t)); +// ecc_chudnovsky_point_alloc(&q.chudnovsky, nist_curve_p192_p.length_W * sizeof(bigint_word_t)); +// ctx.basepoint = &nist_curve_p192_basepoint.chudnovsky; + ctx.basepoint = &nist_curve_p192_basepoint.affine; + ctx.priv = &d; + ctx.curve = &nist_curve_p192; + + printf("\n d: "); + bigint_print_hex(&d); + printf_P(PSTR("\n Gx: ")); + bigint_print_hex(&nist_curve_p192_basepoint.affine.x); + printf_P(PSTR("\n Gy: ")); + bigint_print_hex(&nist_curve_p192_basepoint.affine.y); + +// r = ecc_chudnovsky_multiplication(&q.chudnovsky, &d, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192); + r = ecc_???? + if(r){ + printf_P(PSTR("ERROR: ecc_chudnovsky_multiplication() returned: %"PRIu8"\n"), r); + } +// r = ecc_chudnovsky_to_affine_point(&q.affine, &q.chudnovsky, &nist_curve_p192); + if(r){ + printf_P(PSTR("ERROR: ecc_chudnovsky_to_affine_point() returned: %"PRIu8"\n"), r); + } + + printf_P(PSTR("\n Qx: ")); + bigint_print_hex(&q.affine.x); + printf_P(PSTR("\n Qy: ")); + bigint_print_hex(&q.affine.y); + putchar('\n'); + ctx.pub = &q.affine; + + ecdsa_signature_alloc(&sign, sizeof(ecdsa_test_1_d) * sizeof(bigint_word_t)); + + r = ecdsa_sign_hash(&sign, hash, hfal_hash_getHashsize(hash_desc) / 8, &ctx, rnd); + if(r){ + printf_P(PSTR("ERROR: ecdsa_sign_message() returned: %"PRIu8"\n"), r); + } + printf_P(PSTR(" r: ")); + bigint_print_hex(&sign.r); + printf_P(PSTR("\n s: ")); + bigint_print_hex(&sign.s); + + free(hash); + ecdsa_signature_free(&sign); + ecc_chudnovsky_point_free(&q.chudnovsky); } +#else + +void test_sign1(void){ + bigint_word_t d_w[sizeof(ecdsa_test_1_d)]; + uint8_t rnd[sizeof(ecdsa_test_1_k)]; + uint8_t *hash; + bigint_t d; + const hfdesc_t *hash_desc; + ecc_combi_point_t q; + ecdsa_signature_t sign; + ecdsa_ctx_t ctx; + uint8_t r; + + putchar('\n'); + d.wordv = d_w; + memcpy_P(rnd, ecdsa_test_1_k, sizeof(ecdsa_test_1_k)); + memcpy_P(d_w, ecdsa_test_1_d, sizeof(ecdsa_test_1_d)); + d.length_W = (sizeof(ecdsa_test_1_d) + sizeof(bigint_word_t) - 1) / sizeof(bigint_word_t); + d.info = 0; + bigint_adjust(&d); + + hash_desc = &sha1_desc; //hash_select(); + hash = malloc(hfal_hash_getHashsize(hash_desc) / 8); + if(hash == NULL){ + printf_P(PSTR("DBG: XXX <%S %s %d>\n"), PSTR(__FILE__), __func__, __LINE__); + } + hash_mem_P(hash_desc, hash, ecdsa_test_1_msg, sizeof(ecdsa_test_1_msg) * 8); + printf_P(PSTR("msg hash: ")); + cli_hexdump(hash, hfal_hash_getHashsize(hash_desc) / 8); + putchar('\n'); + + ecc_chudnovsky_point_alloc(&q.chudnovsky, nist_curve_p192_p.length_W * sizeof(bigint_word_t)); + ctx.basepoint = &nist_curve_p192_basepoint.chudnovsky; + ctx.priv = &d; + ctx.curve = &nist_curve_p192; + + printf("\n d: "); + bigint_print_hex(&d); + printf_P(PSTR("\n Gx: ")); + bigint_print_hex(&nist_curve_p192_basepoint.affine.x); + printf_P(PSTR("\n Gy: ")); + bigint_print_hex(&nist_curve_p192_basepoint.affine.y); + + r = ecc_chudnovsky_multiplication(&q.chudnovsky, &d, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192); + if(r){ + printf_P(PSTR("ERROR: ecc_chudnovsky_multiplication() returned: %"PRIu8"\n"), r); + } + r = ecc_chudnovsky_to_affine_point(&q.affine, &q.chudnovsky, &nist_curve_p192); + if(r){ + printf_P(PSTR("ERROR: ecc_chudnovsky_to_affine_point() returned: %"PRIu8"\n"), r); + } + + printf_P(PSTR("\n Qx: ")); + bigint_print_hex(&q.affine.x); + printf_P(PSTR("\n Qy: ")); + bigint_print_hex(&q.affine.y); + putchar('\n'); + ctx.pub = &q.affine; + + ecdsa_signature_alloc(&sign, sizeof(ecdsa_test_1_d) * sizeof(bigint_word_t)); + + r = ecdsa_sign_hash(&sign, hash, hfal_hash_getHashsize(hash_desc) / 8, &ctx, rnd); + if(r){ + printf_P(PSTR("ERROR: ecdsa_sign_message() returned: %"PRIu8"\n"), r); + } + printf_P(PSTR(" r: ")); + bigint_print_hex(&sign.r); + printf_P(PSTR("\n s: ")); + bigint_print_hex(&sign.s); + + free(hash); + ecdsa_signature_free(&sign); + ecc_chudnovsky_point_free(&q.chudnovsky); +} #endif +void test_sign2(void){ + bigint_word_t d_w[sizeof(ecdsa_test_2_d)]; + uint8_t rnd[sizeof(ecdsa_test_2_k)]; + uint8_t *hash; + bigint_t d; + const hfdesc_t *hash_desc; + ecc_combi_point_t q; + ecdsa_signature_t sign; + ecdsa_ctx_t ctx; + uint8_t r; + + putchar('\n'); + d.wordv = d_w; + memcpy_P(rnd, ecdsa_test_2_k, sizeof(ecdsa_test_2_k)); + memcpy_P(d_w, ecdsa_test_2_d, sizeof(ecdsa_test_2_d) * sizeof(bigint_word_t)); + d.length_W = sizeof(ecdsa_test_2_d) / sizeof(bigint_word_t); + d.info = 0; + bigint_adjust(&d); + + hash_desc = &sha224_desc; //hash_select(); + hash = malloc(hfal_hash_getHashsize(hash_desc) / 8); + if(hash == NULL){ + printf_P(PSTR("DBG: XXX <%S %s %d>\n"), PSTR(__FILE__), __func__, __LINE__); + } + hash_mem_P(hash_desc, hash, ecdsa_test_2_msg, sizeof(ecdsa_test_1_msg) * 8); + printf_P(PSTR("msg hash: ")); + cli_hexdump(hash, hfal_hash_getHashsize(hash_desc) / 8); + putchar('\n'); + + ecc_chudnovsky_point_alloc(&q.chudnovsky, nist_curve_p192_p.length_W * sizeof(bigint_word_t)); + ctx.basepoint = &nist_curve_p192_basepoint.chudnovsky; + ctx.priv = &d; + ctx.curve = &nist_curve_p192; + + printf("\n d: "); + bigint_print_hex(&d); + printf_P(PSTR("\n Gx: ")); + bigint_print_hex(&nist_curve_p192_basepoint.affine.x); + printf_P(PSTR("\n Gy: ")); + bigint_print_hex(&nist_curve_p192_basepoint.affine.y); + + r = ecc_chudnovsky_multiplication(&q.chudnovsky, &d, &nist_curve_p192_basepoint.chudnovsky, &nist_curve_p192); + if(r){ + printf_P(PSTR("ERROR: ecc_chudnovsky_multiplication() returned: %"PRIu8"\n"), r); + } + r = ecc_chudnovsky_to_affine_point(&q.affine, &q.chudnovsky, &nist_curve_p192); + if(r){ + printf_P(PSTR("ERROR: ecc_chudnovsky_to_affine_point() returned: %"PRIu8"\n"), r); + } + + printf_P(PSTR("\n Qx: ")); + bigint_print_hex(&q.affine.x); + printf_P(PSTR("\n Qy: ")); + bigint_print_hex(&q.affine.y); + putchar('\n'); + ctx.pub = &q.affine; + + ecdsa_signature_alloc(&sign, sizeof(ecdsa_test_2_d) * sizeof(bigint_word_t)); + + r = ecdsa_sign_hash(&sign, hash, hfal_hash_getHashsize(hash_desc) / 8, &ctx, rnd); + if(r){ + printf_P(PSTR("ERROR: ecdsa_sign_message() returned: %"PRIu8"\n"), r); + } + printf_P(PSTR(" r: ")); + bigint_print_hex(&sign.r); + printf_P(PSTR("\n s: ")); + bigint_print_hex(&sign.s); + + free(hash); + ecdsa_signature_free(&sign); + ecc_chudnovsky_point_free(&q.chudnovsky); +} /***************************************************************************** * main * *****************************************************************************/ @@ -520,6 +1017,8 @@ 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 testsign1_str[] PROGMEM = "testsign1"; +const char testsign2_str[] PROGMEM = "testsign2"; const char square_str[] PROGMEM = "square"; const char echo_str[] PROGMEM = "echo"; @@ -531,6 +1030,8 @@ const const cmdlist_entry_t cmdlist[] PROGMEM = { { genkey1_str, NULL, testrun_genkey1 }, { genkey2_str, NULL, testrun_genkey2 }, { genkey3_str, NULL, testrun_genkey3 }, + { testsign1_str, NULL, test_sign1 }, + { testsign2_str, NULL, test_sign2 }, { performance_reduce_str, NULL, testrun_performance_reduce_bigint }, { performance_invert_str, NULL, testrun_performance_invert_bigint }, { performance_multiply_str, NULL, testrun_performance_multiply_bigint }, @@ -541,7 +1042,7 @@ const const cmdlist_entry_t cmdlist[] PROGMEM = { int main (void){ int8_t r; main_setup(); - + calibrateTimer(); for(;;){ welcome_msg(algo_name); r = cmd_interface(cmdlist);