mirror of
https://github.com/taigrr/arduinolibs
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220 lines
7.0 KiB
C++
220 lines
7.0 KiB
C++
/*
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* Copyright (C) 2015 Southern Storm Software, Pty Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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/*
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This example runs tests on the SHA3_256 implementation to verify
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correct behaviour.
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*/
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#include <Crypto.h>
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#include <SHA3.h>
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#include <string.h>
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#define DATA_SIZE 136
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#define HASH_SIZE 32
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struct TestHashVector
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{
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const char *name;
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uint8_t data[DATA_SIZE];
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uint8_t dataSize;
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uint8_t hash[HASH_SIZE];
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};
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// Some test vectors from https://github.com/gvanas/KeccakCodePackage
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static TestHashVector const testVectorSHA3_256_1 = {
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"SHA3-256 #1",
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{0},
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0,
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{0xA7, 0xFF, 0xC6, 0xF8, 0xBF, 0x1E, 0xD7, 0x66,
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0x51, 0xC1, 0x47, 0x56, 0xA0, 0x61, 0xD6, 0x62,
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0xF5, 0x80, 0xFF, 0x4D, 0xE4, 0x3B, 0x49, 0xFA,
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0x82, 0xD8, 0x0A, 0x4B, 0x80, 0xF8, 0x43, 0x4A}
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};
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static TestHashVector const testVectorSHA3_256_2 = {
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"SHA3-256 #2",
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{0x1F, 0x87, 0x7C},
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3,
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{0xBC, 0x22, 0x34, 0x5E, 0x4B, 0xD3, 0xF7, 0x92,
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0xA3, 0x41, 0xCF, 0x18, 0xAC, 0x07, 0x89, 0xF1,
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0xC9, 0xC9, 0x66, 0x71, 0x2A, 0x50, 0x1B, 0x19,
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0xD1, 0xB6, 0x63, 0x2C, 0xCD, 0x40, 0x8E, 0xC5}
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};
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static TestHashVector const testVectorSHA3_256_3 = {
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"SHA3-256 #3",
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{0xE2, 0x61, 0x93, 0x98, 0x9D, 0x06, 0x56, 0x8F,
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0xE6, 0x88, 0xE7, 0x55, 0x40, 0xAE, 0xA0, 0x67,
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0x47, 0xD9, 0xF8, 0x51},
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20,
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{0x2C, 0x1E, 0x61, 0xE5, 0xD4, 0x52, 0x03, 0xF2,
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0x7B, 0x86, 0xF1, 0x29, 0x3A, 0x80, 0xBA, 0xB3,
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0x41, 0x92, 0xDA, 0xF4, 0x2B, 0x86, 0x23, 0xB1,
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0x20, 0x05, 0xB2, 0xFB, 0x1C, 0x18, 0xAC, 0xB1}
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};
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static TestHashVector const testVectorSHA3_256_4 = {
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"SHA3-256 #4",
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{0xB7, 0x71, 0xD5, 0xCE, 0xF5, 0xD1, 0xA4, 0x1A,
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0x93, 0xD1, 0x56, 0x43, 0xD7, 0x18, 0x1D, 0x2A,
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0x2E, 0xF0, 0xA8, 0xE8, 0x4D, 0x91, 0x81, 0x2F,
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0x20, 0xED, 0x21, 0xF1, 0x47, 0xBE, 0xF7, 0x32,
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0xBF, 0x3A, 0x60, 0xEF, 0x40, 0x67, 0xC3, 0x73,
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0x4B, 0x85, 0xBC, 0x8C, 0xD4, 0x71, 0x78, 0x0F,
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0x10, 0xDC, 0x9E, 0x82, 0x91, 0xB5, 0x83, 0x39,
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0xA6, 0x77, 0xB9, 0x60, 0x21, 0x8F, 0x71, 0xE7,
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0x93, 0xF2, 0x79, 0x7A, 0xEA, 0x34, 0x94, 0x06,
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0x51, 0x28, 0x29, 0x06, 0x5D, 0x37, 0xBB, 0x55,
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0xEA, 0x79, 0x6F, 0xA4, 0xF5, 0x6F, 0xD8, 0x89,
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0x6B, 0x49, 0xB2, 0xCD, 0x19, 0xB4, 0x32, 0x15,
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0xAD, 0x96, 0x7C, 0x71, 0x2B, 0x24, 0xE5, 0x03,
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0x2D, 0x06, 0x52, 0x32, 0xE0, 0x2C, 0x12, 0x74,
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0x09, 0xD2, 0xED, 0x41, 0x46, 0xB9, 0xD7, 0x5D,
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0x76, 0x3D, 0x52, 0xDB, 0x98, 0xD9, 0x49, 0xD3,
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0xB0, 0xFE, 0xD6, 0xA8, 0x05, 0x2F, 0xBB},
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135,
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{0xA1, 0x9E, 0xEE, 0x92, 0xBB, 0x20, 0x97, 0xB6,
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0x4E, 0x82, 0x3D, 0x59, 0x77, 0x98, 0xAA, 0x18,
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0xBE, 0x9B, 0x7C, 0x73, 0x6B, 0x80, 0x59, 0xAB,
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0xFD, 0x67, 0x79, 0xAC, 0x35, 0xAC, 0x81, 0xB5}
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};
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static TestHashVector const testVectorSHA3_256_5 = {
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"SHA3-256 #5",
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{0xB3, 0x2D, 0x95, 0xB0, 0xB9, 0xAA, 0xD2, 0xA8,
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0x81, 0x6D, 0xE6, 0xD0, 0x6D, 0x1F, 0x86, 0x00,
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0x85, 0x05, 0xBD, 0x8C, 0x14, 0x12, 0x4F, 0x6E,
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0x9A, 0x16, 0x3B, 0x5A, 0x2A, 0xDE, 0x55, 0xF8,
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0x35, 0xD0, 0xEC, 0x38, 0x80, 0xEF, 0x50, 0x70,
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0x0D, 0x3B, 0x25, 0xE4, 0x2C, 0xC0, 0xAF, 0x05,
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0x0C, 0xCD, 0x1B, 0xE5, 0xE5, 0x55, 0xB2, 0x30,
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0x87, 0xE0, 0x4D, 0x7B, 0xF9, 0x81, 0x36, 0x22,
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0x78, 0x0C, 0x73, 0x13, 0xA1, 0x95, 0x4F, 0x87,
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0x40, 0xB6, 0xEE, 0x2D, 0x3F, 0x71, 0xF7, 0x68,
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0xDD, 0x41, 0x7F, 0x52, 0x04, 0x82, 0xBD, 0x3A,
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0x08, 0xD4, 0xF2, 0x22, 0xB4, 0xEE, 0x9D, 0xBD,
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0x01, 0x54, 0x47, 0xB3, 0x35, 0x07, 0xDD, 0x50,
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0xF3, 0xAB, 0x42, 0x47, 0xC5, 0xDE, 0x9A, 0x8A,
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0xBD, 0x62, 0xA8, 0xDE, 0xCE, 0xA0, 0x1E, 0x3B,
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0x87, 0xC8, 0xB9, 0x27, 0xF5, 0xB0, 0x8B, 0xEB,
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0x37, 0x67, 0x4C, 0x6F, 0x8E, 0x38, 0x0C, 0x04},
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136,
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{0xDF, 0x67, 0x3F, 0x41, 0x05, 0x37, 0x9F, 0xF6,
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0xB7, 0x55, 0xEE, 0xAB, 0x20, 0xCE, 0xB0, 0xDC,
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0x77, 0xB5, 0x28, 0x63, 0x64, 0xFE, 0x16, 0xC5,
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0x9C, 0xC8, 0xA9, 0x07, 0xAF, 0xF0, 0x77, 0x32}
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};
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SHA3_256 sha3_256;
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byte buffer[128];
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bool testHash_N(Hash *hash, const struct TestHashVector *test, size_t inc)
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{
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size_t size = test->dataSize;
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size_t posn, len;
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uint8_t value[HASH_SIZE];
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hash->reset();
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for (posn = 0; posn < size; posn += inc) {
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len = size - posn;
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if (len > inc)
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len = inc;
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hash->update(test->data + posn, len);
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}
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hash->finalize(value, sizeof(value));
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if (memcmp(value, test->hash, sizeof(value)) != 0)
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return false;
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return true;
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}
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void testHash(Hash *hash, const struct TestHashVector *test)
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{
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bool ok;
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const char *str;
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uint8_t ch;
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Serial.print(test->name);
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Serial.print(" ... ");
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ok = testHash_N(hash, test, test->dataSize);
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ok &= testHash_N(hash, test, 1);
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ok &= testHash_N(hash, test, 2);
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ok &= testHash_N(hash, test, 5);
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ok &= testHash_N(hash, test, 8);
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ok &= testHash_N(hash, test, 13);
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ok &= testHash_N(hash, test, 16);
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ok &= testHash_N(hash, test, 24);
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ok &= testHash_N(hash, test, 63);
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ok &= testHash_N(hash, test, 64);
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if (ok)
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Serial.println("Passed");
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else
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Serial.println("Failed");
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}
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void perfHash(Hash *hash)
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{
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unsigned long start;
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unsigned long elapsed;
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int count;
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Serial.print("Hashing ... ");
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for (size_t posn = 0; posn < sizeof(buffer); ++posn)
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buffer[posn] = (uint8_t)posn;
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hash->reset();
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start = micros();
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for (count = 0; count < 500; ++count) {
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hash->update(buffer, sizeof(buffer));
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}
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elapsed = micros() - start;
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Serial.print(elapsed / (sizeof(buffer) * 500.0));
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Serial.print("us per byte, ");
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Serial.print((sizeof(buffer) * 500.0 * 1000000.0) / elapsed);
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Serial.println(" bytes per second");
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}
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void setup()
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{
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Serial.begin(9600);
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Serial.println();
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Serial.println("Test Vectors:");
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testHash(&sha3_256, &testVectorSHA3_256_1);
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testHash(&sha3_256, &testVectorSHA3_256_2);
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testHash(&sha3_256, &testVectorSHA3_256_3);
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testHash(&sha3_256, &testVectorSHA3_256_4);
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testHash(&sha3_256, &testVectorSHA3_256_5);
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Serial.println();
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Serial.println("Performance Tests:");
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perfHash(&sha3_256);
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}
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void loop()
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{
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}
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