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-rw-r--r--src/test/crypto_tests.cpp90
1 files changed, 78 insertions, 12 deletions
diff --git a/src/test/crypto_tests.cpp b/src/test/crypto_tests.cpp
index 8a219a8284..35911e507f 100644
--- a/src/test/crypto_tests.cpp
+++ b/src/test/crypto_tests.cpp
@@ -5,12 +5,13 @@
#include <crypto/aes.h>
#include <crypto/chacha20.h>
#include <crypto/poly1305.h>
+#include <crypto/hkdf_sha256_32.h>
+#include <crypto/hmac_sha256.h>
+#include <crypto/hmac_sha512.h>
#include <crypto/ripemd160.h>
#include <crypto/sha1.h>
#include <crypto/sha256.h>
#include <crypto/sha512.h>
-#include <crypto/hmac_sha256.h>
-#include <crypto/hmac_sha512.h>
#include <random.h>
#include <util/strencodings.h>
#include <test/setup_common.h>
@@ -18,8 +19,6 @@
#include <vector>
#include <boost/test/unit_test.hpp>
-#include <openssl/aes.h>
-#include <openssl/evp.h>
BOOST_FIXTURE_TEST_SUITE(crypto_tests, BasicTestingSetup)
@@ -127,17 +126,36 @@ static void TestAES256CBC(const std::string &hexkey, const std::string &hexiv, b
}
}
-static void TestChaCha20(const std::string &hexkey, uint64_t nonce, uint64_t seek, const std::string& hexout)
+static void TestChaCha20(const std::string &hex_message, const std::string &hexkey, uint64_t nonce, uint64_t seek, const std::string& hexout)
{
std::vector<unsigned char> key = ParseHex(hexkey);
+ std::vector<unsigned char> m = ParseHex(hex_message);
ChaCha20 rng(key.data(), key.size());
rng.SetIV(nonce);
rng.Seek(seek);
std::vector<unsigned char> out = ParseHex(hexout);
std::vector<unsigned char> outres;
outres.resize(out.size());
- rng.Output(outres.data(), outres.size());
+ assert(hex_message.empty() || m.size() == out.size());
+
+ // perform the ChaCha20 round(s), if message is provided it will output the encrypted ciphertext otherwise the keystream
+ if (!hex_message.empty()) {
+ rng.Crypt(m.data(), outres.data(), outres.size());
+ } else {
+ rng.Keystream(outres.data(), outres.size());
+ }
BOOST_CHECK(out == outres);
+ if (!hex_message.empty()) {
+ // Manually XOR with the keystream and compare the output
+ rng.SetIV(nonce);
+ rng.Seek(seek);
+ std::vector<unsigned char> only_keystream(outres.size());
+ rng.Keystream(only_keystream.data(), only_keystream.size());
+ for (size_t i = 0; i != m.size(); i++) {
+ outres[i] = m[i] ^ only_keystream[i];
+ }
+ BOOST_CHECK(out == outres);
+ }
}
static void TestPoly1305(const std::string &hexmessage, const std::string &hexkey, const std::string& hextag)
@@ -151,6 +169,22 @@ static void TestPoly1305(const std::string &hexmessage, const std::string &hexke
BOOST_CHECK(tag == tagres);
}
+static void TestHKDF_SHA256_32(const std::string &ikm_hex, const std::string &salt_hex, const std::string &info_hex, const std::string &okm_check_hex) {
+ std::vector<unsigned char> initial_key_material = ParseHex(ikm_hex);
+ std::vector<unsigned char> salt = ParseHex(salt_hex);
+ std::vector<unsigned char> info = ParseHex(info_hex);
+
+
+ // our implementation only supports strings for the "info" and "salt", stringify them
+ std::string salt_stringified(reinterpret_cast<char*>(salt.data()), salt.size());
+ std::string info_stringified(reinterpret_cast<char*>(info.data()), info.size());
+
+ CHKDF_HMAC_SHA256_L32 hkdf32(initial_key_material.data(), initial_key_material.size(), salt_stringified);
+ unsigned char out[32];
+ hkdf32.Expand32(info_stringified, out);
+ BOOST_CHECK(HexStr(out, out + 32) == okm_check_hex);
+}
+
static std::string LongTestString() {
std::string ret;
for (int i=0; i<200000; i++) {
@@ -422,25 +456,37 @@ BOOST_AUTO_TEST_CASE(aes_cbc_testvectors) {
BOOST_AUTO_TEST_CASE(chacha20_testvector)
{
// Test vector from RFC 7539
- TestChaCha20("000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f", 0x4a000000UL, 1,
+
+ // test encryption
+ TestChaCha20("4c616469657320616e642047656e746c656d656e206f662074686520636c617373206f66202739393a204966204920636f756"
+ "c64206f6666657220796f75206f6e6c79206f6e652074697020666f7220746865206675747572652c2073756e73637265656e"
+ "20776f756c642062652069742e",
+ "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f", 0x4a000000UL, 1,
+ "6e2e359a2568f98041ba0728dd0d6981e97e7aec1d4360c20a27afccfd9fae0bf91b65c5524733ab8f593dabcd62b3571639d"
+ "624e65152ab8f530c359f0861d807ca0dbf500d6a6156a38e088a22b65e52bc514d16ccf806818ce91ab77937365af90bbf74"
+ "a35be6b40b8eedf2785e42874d"
+ );
+
+ // test keystream output
+ TestChaCha20("", "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f", 0x4a000000UL, 1,
"224f51f3401bd9e12fde276fb8631ded8c131f823d2c06e27e4fcaec9ef3cf788a3b0aa372600a92b57974cded2b9334794cb"
"a40c63e34cdea212c4cf07d41b769a6749f3f630f4122cafe28ec4dc47e26d4346d70b98c73f3e9c53ac40c5945398b6eda1a"
"832c89c167eacd901d7e2bf363");
// Test vectors from https://tools.ietf.org/html/draft-agl-tls-chacha20poly1305-04#section-7
- TestChaCha20("0000000000000000000000000000000000000000000000000000000000000000", 0, 0,
+ TestChaCha20("", "0000000000000000000000000000000000000000000000000000000000000000", 0, 0,
"76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7da41597c5157488d7724e03fb8d84a376a43b"
"8f41518a11cc387b669b2ee6586");
- TestChaCha20("0000000000000000000000000000000000000000000000000000000000000001", 0, 0,
+ TestChaCha20("", "0000000000000000000000000000000000000000000000000000000000000001", 0, 0,
"4540f05a9f1fb296d7736e7b208e3c96eb4fe1834688d2604f450952ed432d41bbe2a0b6ea7566d2a5d1e7e20d42af2c53d79"
"2b1c43fea817e9ad275ae546963");
- TestChaCha20("0000000000000000000000000000000000000000000000000000000000000000", 0x0100000000000000ULL, 0,
+ TestChaCha20("", "0000000000000000000000000000000000000000000000000000000000000000", 0x0100000000000000ULL, 0,
"de9cba7bf3d69ef5e786dc63973f653a0b49e015adbff7134fcb7df137821031e85a050278a7084527214f73efc7fa5b52770"
"62eb7a0433e445f41e3");
- TestChaCha20("0000000000000000000000000000000000000000000000000000000000000000", 1, 0,
+ TestChaCha20("", "0000000000000000000000000000000000000000000000000000000000000000", 1, 0,
"ef3fdfd6c61578fbf5cf35bd3dd33b8009631634d21e42ac33960bd138e50d32111e4caf237ee53ca8ad6426194a88545ddc4"
"97a0b466e7d6bbdb0041b2f586b");
- TestChaCha20("000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f", 0x0706050403020100ULL, 0,
+ TestChaCha20("", "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f", 0x0706050403020100ULL, 0,
"f798a189f195e66982105ffb640bb7757f579da31602fc93ec01ac56f85ac3c134a4547b733b46413042c9440049176905d3b"
"e59ea1c53f15916155c2be8241a38008b9a26bc35941e2444177c8ade6689de95264986d95889fb60e84629c9bd9a5acb1cc1"
"18be563eb9b3a4a472f82e09a7e778492b562ef7130e88dfe031c79db9d4f7c7a899151b9a475032b63fc385245fe054e3dd5"
@@ -519,6 +565,26 @@ BOOST_AUTO_TEST_CASE(poly1305_testvector)
"13000000000000000000000000000000");
}
+BOOST_AUTO_TEST_CASE(hkdf_hmac_sha256_l32_tests)
+{
+ // Use rfc5869 test vectors but trucated to 32 bytes (our implementation only support length 32)
+ TestHKDF_SHA256_32(
+ /* IKM */ "0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b",
+ /* salt */ "000102030405060708090a0b0c",
+ /* info */ "f0f1f2f3f4f5f6f7f8f9",
+ /* expected OKM */ "3cb25f25faacd57a90434f64d0362f2a2d2d0a90cf1a5a4c5db02d56ecc4c5bf");
+ TestHKDF_SHA256_32(
+ "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f303132333435363738393a3b3c3d3e3f404142434445464748494a4b4c4d4e4f",
+ "606162636465666768696a6b6c6d6e6f707172737475767778797a7b7c7d7e7f808182838485868788898a8b8c8d8e8f909192939495969798999a9b9c9d9e9fa0a1a2a3a4a5a6a7a8a9aaabacadaeaf",
+ "b0b1b2b3b4b5b6b7b8b9babbbcbdbebfc0c1c2c3c4c5c6c7c8c9cacbcccdcecfd0d1d2d3d4d5d6d7d8d9dadbdcdddedfe0e1e2e3e4e5e6e7e8e9eaebecedeeeff0f1f2f3f4f5f6f7f8f9fafbfcfdfeff",
+ "b11e398dc80327a1c8e7f78c596a49344f012eda2d4efad8a050cc4c19afa97c");
+ TestHKDF_SHA256_32(
+ "0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b",
+ "",
+ "",
+ "8da4e775a563c18f715f802a063c5a31b8a11f5c5ee1879ec3454e5f3c738d2d");
+}
+
BOOST_AUTO_TEST_CASE(countbits_tests)
{
FastRandomContext ctx;
generated by cgit v1.2.3 (git 2.26.2) at 2025-03-21 00:49:55 +0000