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//
// Copyright (C) 2015 The Android Open Source Project
//
// 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.
//
#ifndef DHCP_CLIENT_OPTION_WRITER_H_
#define DHCP_CLIENT_OPTION_WRITER_H_
#include <cstdint>
#include <string>
#include <utility>
#include <vector>
#include <base/lazy_instance.h>
#include <shill/net/byte_string.h>
namespace dhcp_client {
class DHCPOptionsWriter {
public:
~DHCPOptionsWriter() {}
static DHCPOptionsWriter* GetInstance();
int WriteUInt8Option(shill::ByteString* buffer,
uint8_t option_code,
uint8_t value);
int WriteUInt16Option(shill::ByteString* buffer,
uint8_t option_code,
uint16_t value);
int WriteUInt32Option(shill::ByteString* buffer,
uint8_t option_code,
uint32_t value);
int WriteUInt8ListOption(shill::ByteString* buffer,
uint8_t option_code,
const std::vector<uint8_t>& value);
int WriteUInt16ListOption(shill::ByteString* buffer,
uint8_t option_code,
const std::vector<uint16_t>& value);
int WriteUInt32ListOption(shill::ByteString* buffer,
uint8_t option_code,
const std::vector<uint32_t>& value);
int WriteUInt32PairListOption(shill::ByteString* buffer,
uint8_t option_code,
const std::vector<std::pair<uint32_t, uint32_t>>& value);
int WriteBoolOption(shill::ByteString* buffer,
uint8_t option_code,
const bool value);
int WriteStringOption(shill::ByteString* buffer,
uint8_t option_code,
const std::string& value);
int WriteByteArrayOption(shill::ByteString* buffer,
uint8_t option_code,
const shill::ByteString& value);
int WriteEndTag(shill::ByteString* buffer);
protected:
DHCPOptionsWriter() {}
private:
friend struct base::DefaultLazyInstanceTraits<DHCPOptionsWriter>;
};
} // namespace dhcp_client
#endif // DHCP_CLIENT_OPTION_WRITER_H_