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This commit is contained in:
Ali Mohammad Pur 2025-02-27 00:01:26 +01:00
commit 441f04f147
2 changed files with 10 additions and 5 deletions
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6
Libraries/LibDNS/Message.cpp
View file

@ -703,6 +703,9 @@ ErrorOr<void> DomainName::to_raw(ByteBuffer& out) const
String DomainName::to_string() const
{
if (labels.is_empty())
return "."_string;
StringBuilder builder;
for (size_t i = 0; i < labels.size(); ++i) {
builder.append(labels[i]);
@ -714,6 +717,9 @@ String DomainName::to_string() const
String DomainName::to_canonical_string() const
{
if (labels.is_empty())
return "."_string;
StringBuilder builder;
for (size_t i = 0; i < labels.size(); ++i) {
auto& label = labels[i];

9
Libraries/LibDNS/Resolver.h
View file

@ -20,10 +20,9 @@
#include <LibCore/Socket.h>
#include <LibCore/Timer.h>
#include <LibCrypto/Certificate/Certificate.h>
#include <LibCrypto/Curves/Ed25519.h>
#include <LibCrypto/Curves/EdwardsCurve.h>
#include <LibCrypto/PK/RSA.h>
#include <LibDNS/Message.h>
#include <LibThreading/MutexProtected.h>
#include <LibThreading/RWLockProtected.h>
#undef DNS_DEBUG
@ -619,7 +618,7 @@ private:
result->set_being_dnssec_validated(true);
Vector<Messages::Records::DNSKEY> parent_zone_keys;
auto is_root_zone = lookup.parsed_name.labels.size() == 1;
auto is_root_zone = lookup.parsed_name.labels.size() == 0;
if (!is_root_zone) {
auto parent_result = this->lookup(lookup.parsed_name.parent().to_string().to_byte_string(), Messages::Class::IN, { Messages::ResourceType::DNSKEY }, { .validate_dnssec_locally = true })
@ -924,7 +923,7 @@ private:
auto const prefix = rsa_prefix_for(Crypto::Hash::HashKind::SHA256);
auto n = Crypto::UnsignedBigInteger::import_data(dnskey.public_key_rsa_modulus());
auto e = Crypto::UnsignedBigInteger::import_data(dnskey.public_key_rsa_exponent());
Crypto::PK::RSA_PKCS1_EMSA rsa { Crypto::Hash::HashKind::SHA256, Crypto::PK::RSAPublicKey { move(n), move(e) } };
Crypto::PK::RSA_PSS_EMSA rsa { Crypto::Hash::HashKind::SHA256, Crypto::PK::RSAPublicKey { move(n), move(e) } };
auto digest = Crypto::Hash::SHA256::hash(to_be_signed);
ByteBuffer prefixed_digest;
TRY_OR_REJECT_PROMISE(promise, prefixed_digest.try_ensure_capacity(prefix.size() + digest.data_length()));
@ -939,7 +938,7 @@ private:
}
case Messages::DNSSEC::Algorithm::ED25519: {
Crypto::Curves::Ed25519 ed25519;
if (!ed25519.verify(dnskey.public_key.bytes(), rrsig.signature.bytes(), to_be_signed.bytes())) {
if (!TRY_OR_REJECT_PROMISE(promise, ed25519.verify(dnskey.public_key.bytes(), rrsig.signature.bytes(), to_be_signed.bytes()))) {
promise->reject(Error::from_string_literal("ED25519 signature validation failed"));
return promise;
}