Differential D7494 Diff 23606 src/test/crypto_tests.cpp

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src/test/crypto_tests.cpp

// Copyright (c) 2014-2019 The Bitcoin Core developers		// Copyright (c) 2014-2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying		// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.		// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#include <crypto/aes.h>		#include <crypto/aes.h>
#include <crypto/chacha20.h>		#include <crypto/chacha20.h>
		#include <crypto/chacha_poly_aead.h>
#include <crypto/hkdf_sha256_32.h>		#include <crypto/hkdf_sha256_32.h>
#include <crypto/hmac_sha256.h>		#include <crypto/hmac_sha256.h>
#include <crypto/hmac_sha512.h>		#include <crypto/hmac_sha512.h>
#include <crypto/poly1305.h>		#include <crypto/poly1305.h>
#include <crypto/ripemd160.h>		#include <crypto/ripemd160.h>
#include <crypto/sha1.h>		#include <crypto/sha1.h>
#include <crypto/sha256.h>		#include <crypto/sha256.h>
#include <crypto/sha512.h>		#include <crypto/sha512.h>
▲ Show 20 Lines • Show All 746 Lines • ▼ Show 20 Lines	BOOST_AUTO_TEST_CASE(poly1305_testvector) {
TestPoly1305(		TestPoly1305(
"43727970746f6772617068696320466f72756d2052657365617263682047726f7570",		"43727970746f6772617068696320466f72756d2052657365617263682047726f7570",
"85d6be7857556d337f4452fe42d506a80103808afb0db2fd4abff6af4149f51b",		"85d6be7857556d337f4452fe42d506a80103808afb0db2fd4abff6af4149f51b",
"a8061dc1305136c6c22b8baf0c0127a9");		"a8061dc1305136c6c22b8baf0c0127a9");

// RFC 7539, section A.3.		// RFC 7539, section A.3.
TestPoly1305(		TestPoly1305(
"0000000000000000000000000000000000000000000000000000000000000000000000"		"0000000000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000"		"0000000000000000000000000000000000000000000000000000000000",
"000000000000000000000000000",
"0000000000000000000000000000000000000000000000000000000000000000",		"0000000000000000000000000000000000000000000000000000000000000000",
"00000000000000000000000000000000");		"00000000000000000000000000000000");

TestPoly1305(		TestPoly1305(
"416e79207375626d697373696f6e20746f20746865204945544620696e74656e646564"		"416e79207375626d697373696f6e20746f20746865204945544620696e74656e646564"
"2062792074686520436f6e747269627"		"2062792074686520436f6e7472696275746f7220666f72207075626c69636174696f6e"
"5746f7220666f72207075626c69636174696f6e20617320616c6c206f7220706172742"		"20617320616c6c206f722070617274206f6620616e204945544620496e7465726e6574"
"06f6620616e204945544620496e7465"		"2d4472616674206f722052464320616e6420616e792073746174656d656e74206d6164"
"726e65742d4472616674206f722052464320616e6420616e792073746174656d656e74"		"652077697468696e2074686520636f6e74657874206f6620616e204945544620616374"
"206d6164652077697468696e2074686"		"697669747920697320636f6e7369646572656420616e20224945544620436f6e747269"
"520636f6e74657874206f6620616e204945544620616374697669747920697320636f6"		"627574696f6e222e20537563682073746174656d656e747320696e636c756465206f72"
"e7369646572656420616e2022494554"		"616c2073746174656d656e747320696e20494554462073657373696f6e732c20617320"
"4620436f6e747269627574696f6e222e20537563682073746174656d656e747320696e"		"77656c6c206173207772697474656e20616e6420656c656374726f6e696320636f6d6d"
"636c756465206f72616c20737461746"		"756e69636174696f6e73206d61646520617420616e792074696d65206f7220706c6163"
"56d656e747320696e20494554462073657373696f6e732c2061732077656c6c2061732"		"652c207768696368206172652061646472657373656420746f",
"07772697474656e20616e6420656c65"
"6374726f6e696320636f6d6d756e69636174696f6e73206d61646520617420616e7920"
"74696d65206f7220706c6163652c207"
"768696368206172652061646472657373656420746f",
"0000000000000000000000000000000036e5f6b5c5e06070f0efca96227a863e",		"0000000000000000000000000000000036e5f6b5c5e06070f0efca96227a863e",
"36e5f6b5c5e06070f0efca96227a863e");		"36e5f6b5c5e06070f0efca96227a863e");

TestPoly1305(		TestPoly1305(
"416e79207375626d697373696f6e20746f20746865204945544620696e74656e646564"		"416e79207375626d697373696f6e20746f20746865204945544620696e74656e646564"
"2062792074686520436f6e747269627"		"2062792074686520436f6e7472696275746f7220666f72207075626c69636174696f6e"
"5746f7220666f72207075626c69636174696f6e20617320616c6c206f7220706172742"		"20617320616c6c206f722070617274206f6620616e204945544620496e7465726e6574"
"06f6620616e204945544620496e7465"		"2d4472616674206f722052464320616e6420616e792073746174656d656e74206d6164"
"726e65742d4472616674206f722052464320616e6420616e792073746174656d656e74"		"652077697468696e2074686520636f6e74657874206f6620616e204945544620616374"
"206d6164652077697468696e2074686"		"697669747920697320636f6e7369646572656420616e20224945544620436f6e747269"
"520636f6e74657874206f6620616e204945544620616374697669747920697320636f6"		"627574696f6e222e20537563682073746174656d656e747320696e636c756465206f72"
"e7369646572656420616e2022494554"		"616c2073746174656d656e747320696e20494554462073657373696f6e732c20617320"
"4620436f6e747269627574696f6e222e20537563682073746174656d656e747320696e"		"77656c6c206173207772697474656e20616e6420656c656374726f6e696320636f6d6d"
"636c756465206f72616c20737461746"		"756e69636174696f6e73206d61646520617420616e792074696d65206f7220706c6163"
"56d656e747320696e20494554462073657373696f6e732c2061732077656c6c2061732"		"652c207768696368206172652061646472657373656420746f",
"07772697474656e20616e6420656c65"
"6374726f6e696320636f6d6d756e69636174696f6e73206d61646520617420616e7920"
"74696d65206f7220706c6163652c207"
"768696368206172652061646472657373656420746f",
"36e5f6b5c5e06070f0efca96227a863e00000000000000000000000000000000",		"36e5f6b5c5e06070f0efca96227a863e00000000000000000000000000000000",
"f3477e7cd95417af89a6b8794c310cf0");		"f3477e7cd95417af89a6b8794c310cf0");

TestPoly1305(		TestPoly1305(
"2754776173206272696c6c69672c20616e642074686520736c6974687920746f766573"		"2754776173206272696c6c69672c20616e642074686520736c6974687920746f766573"
"0a446964206779726520616e6420676"		"0a446964206779726520616e642067696d626c6520696e2074686520776162653a0a41"
"96d626c6520696e2074686520776162653a0a416c6c206d696d7379207765726520746"		"6c6c206d696d737920776572652074686520626f726f676f7665732c0a416e64207468"
"86520626f726f676f7665732c0a416e"		"65206d6f6d65207261746873206f757467726162652e",
"6420746865206d6f6d65207261746873206f757467726162652e",
"1c9240a5eb55d38af333888604f6b5f0473917c1402b80099dca5cbc207075c0",		"1c9240a5eb55d38af333888604f6b5f0473917c1402b80099dca5cbc207075c0",
"4541669a7eaaee61e708dc7cbcc5eb62");		"4541669a7eaaee61e708dc7cbcc5eb62");

TestPoly1305(		TestPoly1305(
"ffffffffffffffffffffffffffffffff",		"ffffffffffffffffffffffffffffffff",
"0200000000000000000000000000000000000000000000000000000000000000",		"0200000000000000000000000000000000000000000000000000000000000000",
"03000000000000000000000000000000");		"03000000000000000000000000000000");

Show All 27 Lines	BOOST_AUTO_TEST_CASE(poly1305_testvector) {

TestPoly1305(		TestPoly1305(
"e33594d7505e43b900000000000000003394d7505e4379cd0100000000000000000000"		"e33594d7505e43b900000000000000003394d7505e4379cd0100000000000000000000"
"00000000000000000000000000",		"00000000000000000000000000",
"0100000000000000040000000000000000000000000000000000000000000000",		"0100000000000000040000000000000000000000000000000000000000000000",
"13000000000000000000000000000000");		"13000000000000000000000000000000");
}		}

		static void
		TestChaCha20Poly1305AEAD(bool must_succeed, unsigned int expected_aad_length,
		const std::string &hex_m, const std::string &hex_k1,
		const std::string &hex_k2,
		const std::string &hex_aad_keystream,
		const std::string &hex_encrypted_message,
		const std::string &hex_encrypted_message_seq_999) {
		// we need two sequence numbers, one for the payload cipher instance...
		uint32_t seqnr_payload = 0;
		// ... and one for the AAD (length) cipher instance
		uint32_t seqnr_aad = 0;
		// we need to keep track of the position in the AAD cipher instance
		// keystream since we use the same 64byte output 21 times
		// (21 times 3 bytes length < 64)
		int aad_pos = 0;

		std::vector<uint8_t> aead_K_1 = ParseHex(hex_k1);
		std::vector<uint8_t> aead_K_2 = ParseHex(hex_k2);
		std::vector<uint8_t> plaintext_buf = ParseHex(hex_m);
		std::vector<uint8_t> expected_aad_keystream = ParseHex(hex_aad_keystream);
		std::vector<uint8_t> expected_ciphertext_and_mac =
		ParseHex(hex_encrypted_message);
		std::vector<uint8_t> expected_ciphertext_and_mac_sequence999 =
		ParseHex(hex_encrypted_message_seq_999);

		std::vector<uint8_t> ciphertext_buf(plaintext_buf.size() + POLY1305_TAGLEN,
		0);
		std::vector<uint8_t> plaintext_buf_new(plaintext_buf.size(), 0);
		std::vector<uint8_t> cmp_ctx_buffer(64);
		uint32_t out_len = 0;

		// create the AEAD instance
		ChaCha20Poly1305AEAD aead(aead_K_1.data(), aead_K_1.size(), aead_K_2.data(),
		aead_K_2.size());

		// create a chacha20 instance to compare against
		ChaCha20 cmp_ctx(aead_K_2.data(), 32);

		// encipher
		bool res = aead.Crypt(seqnr_payload, seqnr_aad, aad_pos,
		ciphertext_buf.data(), ciphertext_buf.size(),
		plaintext_buf.data(), plaintext_buf.size(), true);
		// make sure the operation succeeded if expected to succeed
		BOOST_CHECK_EQUAL(res, must_succeed);
		if (!res) {
		return;
		}

		// verify ciphertext & mac against the test vector
		BOOST_CHECK_EQUAL(expected_ciphertext_and_mac.size(),
		ciphertext_buf.size());
		BOOST_CHECK(memcmp(ciphertext_buf.data(),
		expected_ciphertext_and_mac.data(),
		ciphertext_buf.size()) == 0);

		// manually construct the AAD keystream
		cmp_ctx.SetIV(seqnr_aad);
		cmp_ctx.Seek(0);
		cmp_ctx.Keystream(cmp_ctx_buffer.data(), 64);
		BOOST_CHECK(memcmp(expected_aad_keystream.data(), cmp_ctx_buffer.data(),
		expected_aad_keystream.size()) == 0);
		// crypt the 3 length bytes and compare the length
		uint32_t len_cmp = 0;
		len_cmp = (ciphertext_buf[0] ^ cmp_ctx_buffer[aad_pos + 0]) \|
		(ciphertext_buf[1] ^ cmp_ctx_buffer[aad_pos + 1]) << 8 \|
		(ciphertext_buf[2] ^ cmp_ctx_buffer[aad_pos + 2]) << 16;
		BOOST_CHECK_EQUAL(len_cmp, expected_aad_length);

		// encrypt / decrypt 1000 packets
		for (size_t i = 0; i < 1000; ++i) {
		res = aead.Crypt(seqnr_payload, seqnr_aad, aad_pos,
		ciphertext_buf.data(), ciphertext_buf.size(),
		plaintext_buf.data(), plaintext_buf.size(), true);
		BOOST_CHECK(res);
		BOOST_CHECK(aead.GetLength(&out_len, seqnr_aad, aad_pos,
		ciphertext_buf.data()));
		BOOST_CHECK_EQUAL(out_len, expected_aad_length);
		res = aead.Crypt(seqnr_payload, seqnr_aad, aad_pos,
		plaintext_buf_new.data(), plaintext_buf_new.size(),
		ciphertext_buf.data(), ciphertext_buf.size(), false);
		BOOST_CHECK(res);

		// make sure we repetitive get the same plaintext
		BOOST_CHECK(memcmp(plaintext_buf.data(), plaintext_buf_new.data(),
		plaintext_buf.size()) == 0);

		// compare sequence number 999 against the test vector
		if (seqnr_payload == 999) {
		BOOST_CHECK(
		memcmp(ciphertext_buf.data(),
		expected_ciphertext_and_mac_sequence999.data(),
		expected_ciphertext_and_mac_sequence999.size()) == 0);
		}
		// set nonce and block counter, output the keystream
		cmp_ctx.SetIV(seqnr_aad);
		cmp_ctx.Seek(0);
		cmp_ctx.Keystream(cmp_ctx_buffer.data(), 64);

		// crypt the 3 length bytes and compare the length
		len_cmp = 0;
		len_cmp = (ciphertext_buf[0] ^ cmp_ctx_buffer[aad_pos + 0]) \|
		(ciphertext_buf[1] ^ cmp_ctx_buffer[aad_pos + 1]) << 8 \|
		(ciphertext_buf[2] ^ cmp_ctx_buffer[aad_pos + 2]) << 16;
		BOOST_CHECK_EQUAL(len_cmp, expected_aad_length);

		// increment the sequence number(s)
		// always increment the payload sequence number
		// increment the AAD keystream position by its size (3)
		// increment the AAD sequence number if we would hit the 64 byte limit
		seqnr_payload++;
		aad_pos += CHACHA20_POLY1305_AEAD_AAD_LEN;
		if (aad_pos + CHACHA20_POLY1305_AEAD_AAD_LEN > CHACHA20_ROUND_OUTPUT) {
		aad_pos = 0;
		seqnr_aad++;
		}
		}
		}

		BOOST_AUTO_TEST_CASE(chacha20_poly1305_aead_testvector) {
		/* test chacha20poly1305@bitcoin AEAD */

		// must fail with no message
		TestChaCha20Poly1305AEAD(
		false, 0, "",
		"0000000000000000000000000000000000000000000000000000000000000000",
		"0000000000000000000000000000000000000000000000000000000000000000", "",
		"", "");

		TestChaCha20Poly1305AEAD(
		true, 0,
		/* m */
		"0000000000000000000000000000000000000000000000000000000000000000",
		/* k1 (payload) */
		"0000000000000000000000000000000000000000000000000000000000000000",
		/* k2 (AAD) */
		"0000000000000000000000000000000000000000000000000000000000000000",
		/* AAD keystream */
		"76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7da4159"
		"7c5157488d7724e03fb8d84a376a43b8f41518a11cc387b669b2ee6586",
		/* encrypted message & MAC */
		"76b8e09f07e7be5551387a98ba977c732d080dcb0f29a048e3656912c6533e32d2fc11"
		"829c1b6c1df1f551cd6131ff08",
		/* encrypted message & MAC at sequence 999 */
		"b0a03d5bd2855d60699e7d3a3133fa47be740fe4e4c1f967555e2d9271f31c3aaa7aa1"
		"6ec62c5e24f040c08bb20c3598");
		TestChaCha20Poly1305AEAD(
		true, 1,
		"0100000000000000000000000000000000000000000000000000000000000000",
		"0000000000000000000000000000000000000000000000000000000000000000",
		"0000000000000000000000000000000000000000000000000000000000000000",
		"76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7da4159"
		"7c5157488d7724e03fb8d84a376a43b8f41518a11cc387b669b2ee6586",
		"77b8e09f07e7be5551387a98ba977c732d080dcb0f29a048e3656912c6533e32baf0c8"
		"5b6dff8602b06cf52a6aefc62e",
		"b1a03d5bd2855d60699e7d3a3133fa47be740fe4e4c1f967555e2d9271f31c3a8bd94d"
		"54b5ecabbc41ffbb0c90924080");
		TestChaCha20Poly1305AEAD(
		true, 255,
		"ff0000f195e66982105ffb640bb7757f579da31602fc93ec01ac56f85ac3c134a4547b"
		"733b46413042c9440049176905d3be59ea1c53f15916155c2be8241a38008b9a26bc35"
		"941e2444177c8ade6689de95264986d95889fb60e84629c9bd9a5acb1cc118be563eb9"
		"b3a4a472f82e09a7e778492b562ef7130e88dfe031c79db9d4f7c7a899151b9a475032"
		"b63fc385245fe054e3dd5a97a5f576fe064025d3ce042c566ab2c507b138db853e3d69"
		"59660996546cc9c4a6eafdc777c040d70eaf46f76dad3979e5c5360c3317166a1c894c"
		"94a371876a94df7628fe4eaaf2ccb27d5aaae0ad7ad0f9d4b6ad3b54098746d4524d38"
		"407a6deb3ab78fab78c9",
		"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
		"ff0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
		"c640c1711e3ee904ac35c57ab9791c8a1c408603a90b77a83b54f6c844cb4b06d94e7f"
		"c6c800e165acd66147e80ec45a567f6ce66d05ec0cae679dceeb890017",
		"3940c1e92da4582ff6f92a776aeb14d014d384eeb30f660dacf70a14a23fd31e912127"
		"01334e2ce1acf5199dc84f4d61ddbe6571bca5af874b4c9226c26e650995d157644e18"
		"48b96ed6c2102d5489a050e71d29a5a66ece11de5fb5c9558d54da28fe45b0bc4db4e5"
		"b88030bfc4a352b4b7068eccf656bae7ad6a35615315fc7c49d4200388d5eca67c2e82"
		"2e069336c69b40db67e0f3c81209c50f3216a4b89fb3ae1b984b7851a2ec6f68ab12b1"
		"01ab120e1ea7313bb93b5a0f71185c7fea017ddb92769861c29dba4fbc432280d5dff2"
		"1b36d1c4c790128b22699950bb18bf74c448cdfe547d8ed4f657d8005fdc0cd7a050c2"
		"d46050a44c4376355858981fbe8b184288276e7a93eabc899c4a",
		"f039c6689eaeef0456685200feaab9d54bbd9acde4410a3b6f4321296f4a8ca2604b49"
		"727d8892c57e005d799b2a38e85e809f20146e08eec75169691c8d4f54a0d51a1e1c7b"
		"381e0474eb02f994be9415ef3ffcbd2343f0601e1f3b172a1d494f838824e4df570f8e"
		"3b0c04e27966e36c82abd352d07054ef7bd36b84c63f9369afe7ed79b94f953873006b"
		"920c3fa251a771de1b63da927058ade119aa898b8c97e42a606b2f6df1e2d957c22f75"
		"93c1e2002f4252f4c9ae4bf773499e5cfcfe14dfc1ede26508953f88553bf4a76a802f"
		"6a0068d59295b01503fd9a600067624203e880fdf53933b96e1f4d9eb3f4e363dd8165"
		"a278ff667a41ee42b9892b077cefff92b93441f7be74cf10e6cd");
		}

BOOST_AUTO_TEST_CASE(countbits_tests) {		BOOST_AUTO_TEST_CASE(countbits_tests) {
FastRandomContext ctx;		FastRandomContext ctx;
for (unsigned int i = 0; i <= 64; ++i) {		for (unsigned int i = 0; i <= 64; ++i) {
if (i == 0) {		if (i == 0) {
// Check handling of zero.		// Check handling of zero.
BOOST_CHECK_EQUAL(CountBits(0), 0U);		BOOST_CHECK_EQUAL(CountBits(0), 0U);
} else if (i < 10) {		} else if (i < 10) {
for (uint64_t j = 1 << (i - 1); (j >> i) == 0; ++j) {		for (uint64_t j = 1 << (i - 1); (j >> i) == 0; ++j) {
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