mirror of
https://github.com/badaix/snapcast.git
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113 lines
2.7 KiB
C++
113 lines
2.7 KiB
C++
/***
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This file is part of snapcast
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Copyright (C) 2015 Johannes Pohl
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef MAP_MESSAGE_H
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#define MAP_MESSAGE_H
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#include "message.h"
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#include <string>
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#include <map>
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#include "common/log.h"
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namespace msg
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{
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class MapMessage : public BaseMessage
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{
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public:
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MapMessage(message_type msgType) : BaseMessage(msgType)
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{
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}
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virtual ~MapMessage()
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{
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}
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virtual void read(std::istream& stream)
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{
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strMap.clear();
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uint16_t mapSize;
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stream.read(reinterpret_cast<char *>(&mapSize), sizeof(uint16_t));
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for (size_t n=0; n<mapSize; ++n)
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{
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uint16_t size;
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std::string key;
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stream.read(reinterpret_cast<char *>(&size), sizeof(uint16_t));
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key.resize(size);
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stream.read(&key[0], size);
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std::string value;
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stream.read(reinterpret_cast<char *>(&size), sizeof(uint16_t));
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value.resize(size);
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stream.read(&value[0], size);
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strMap[key] = value;
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}
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}
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virtual uint32_t getSize() const
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{
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uint32_t size = sizeof(uint16_t); /// count elements
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for (auto iter = strMap.begin(); iter != strMap.end(); ++iter)
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size += (sizeof(uint16_t) + iter->first.size()) + (sizeof(uint16_t) + iter->second.size());
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return size;
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}
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std::map<std::string, std::string> strMap;
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MapMessage& add(const std::string& key, const std::string& value)
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{
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strMap[key] = value;
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return *this;
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}
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std::string get(const std::string& key, const std::string& def = "")
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{
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if (strMap.find(key) == strMap.end())
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return def;
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return strMap[key];
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}
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protected:
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virtual void doserialize(std::ostream& stream) const
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{
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uint16_t size = strMap.size();
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stream.write(reinterpret_cast<const char *>(&size), sizeof(uint16_t));
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for (auto iter = strMap.begin(); iter != strMap.end(); ++iter)
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{
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size = iter->first.size();
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stream.write(reinterpret_cast<const char *>(&size), sizeof(uint16_t));
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stream.write(iter->first.c_str(), iter->first.size());
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size = iter->second.size();
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stream.write(reinterpret_cast<const char *>(&size), sizeof(uint16_t));
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stream.write(iter->second.c_str(), iter->second.size());
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}
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}
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};
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}
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#endif
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