// Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "src/buildtool/crypto/hasher.hpp"

#include "src/buildtool/crypto/hash_impl_sha1.hpp"
#include "src/buildtool/crypto/hash_impl_sha256.hpp"
#include "src/buildtool/crypto/hash_impl_sha512.hpp"

auto Hasher::CreateHashImpl(HashType type) noexcept
    -> std::unique_ptr<IHashImpl> {
    switch (type) {
        case HashType::SHA1:
            return CreateHashImplSha1();
        case HashType::SHA256:
            return CreateHashImplSha256();
        case HashType::SHA512:
            return CreateHashImplSha512();
    }
    return nullptr;  // make gcc happy
}