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// Copyright (c) 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "quic/core/crypto/aes_128_gcm_decrypter.h"
#include "third_party/boringssl/src/include/openssl/aead.h"
#include "third_party/boringssl/src/include/openssl/tls1.h"
#include "quic/platform/api/quic_flag_utils.h"
#include "quic/platform/api/quic_flags.h"
namespace quic {
namespace {
const size_t kKeySize = 16;
const size_t kNonceSize = 12;
} // namespace
Aes128GcmDecrypter::Aes128GcmDecrypter()
: AesBaseDecrypter(EVP_aead_aes_128_gcm,
kKeySize,
kAuthTagSize,
kNonceSize,
/* use_ietf_nonce_construction */ true) {
static_assert(kKeySize <= kMaxKeySize, "key size too big");
static_assert(kNonceSize <= kMaxNonceSize, "nonce size too big");
}
Aes128GcmDecrypter::~Aes128GcmDecrypter() {}
uint32_t Aes128GcmDecrypter::cipher_id() const {
return TLS1_CK_AES_128_GCM_SHA256;
}
} // namespace quic
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