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LibTLS: Add support for SECP384r1

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This commit is contained in:
Michiel Visser 2023-11-10 16:23:01 +01:00 • committed by Ali Mohammad Pur
parent 6322d68b1b
commit 927dc1f02a
3 changed files with 29 additions and 0 deletions
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13
Userland/Libraries/LibTLS/HandshakeServer.cpp
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@ -14,6 +14,7 @@
#include <LibCrypto/Curves/Ed25519.h>
#include <LibCrypto/Curves/EllipticCurve.h>
#include <LibCrypto/Curves/SECP256r1.h>
#include <LibCrypto/Curves/SECP384r1.h>
#include <LibCrypto/Curves/X25519.h>
#include <LibCrypto/Curves/X448.h>
#include <LibCrypto/PK/Code/EMSA_PKCS1_V1_5.h>
@ -317,6 +318,9 @@ ssize_t TLSv12::handle_ecdhe_server_key_exchange(ReadonlyBytes buffer, u8& serve
case SupportedGroup::SECP256R1:
m_context.server_key_exchange_curve = make<Crypto::Curves::SECP256r1>();
break;
case SupportedGroup::SECP384R1:
m_context.server_key_exchange_curve = make<Crypto::Curves::SECP384r1>();
break;
default:
return (i8)Error::NotUnderstood;
}
@ -493,6 +497,15 @@ ssize_t TLSv12::verify_ecdsa_server_key_exchange(ReadonlyBytes server_key_info_b
res = curve.verify(digest.bytes(), server_point, signature);
break;
}
case SupportedGroup::SECP384R1: {
Crypto::Hash::Manager manager(hash_kind);
manager.update(message);
auto digest = manager.digest();
Crypto::Curves::SECP384r1 curve;
res = curve.verify(digest.bytes(), server_point, signature);
break;
}
default: {
dbgln("verify_ecdsa_server_key_exchange failed: Server certificate public key algorithm is not supported: {}", to_underlying(public_key.algorithm.ec_parameters));
break;