crypto: add Poly1305 class with std::byte Span interface

This commit is contained in:
Pieter Wuille
2023-07-10 14:32:17 -04:00
parent 50269b391f
commit 40e6c5b9fc
3 changed files with 84 additions and 0 deletions

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@@ -191,6 +191,22 @@ static void TestPoly1305(const std::string &hexmessage, const std::string &hexke
tagres.resize(POLY1305_TAGLEN);
poly1305_auth(tagres.data(), m.data(), m.size(), key.data());
BOOST_CHECK(tag == tagres);
// Test incremental interface
for (int splits = 0; splits < 10; ++splits) {
for (int iter = 0; iter < 10; ++iter) {
auto data = MakeByteSpan(m);
Poly1305 poly1305{MakeByteSpan(key)};
for (int chunk = 0; chunk < splits; ++chunk) {
size_t now = InsecureRandRange(data.size() + 1);
poly1305.Update(data.first(now));
data = data.subspan(now);
}
tagres.assign(POLY1305_TAGLEN, 0);
poly1305.Update(data).Finalize(MakeWritableByteSpan(tagres));
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) {