78 lines
2.4 KiB
C++
78 lines
2.4 KiB
C++
/*
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* Copyright (C) 2006-2016 Jacek Sieka, arnetheduck on gmail point com
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*
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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 2 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef BUFFER_H_
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#define BUFFER_H_
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#include "Pool.h"
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#include "FastAlloc.h"
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namespace adchpp {
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/**
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* Reference-counted buffer
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*/
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class Buffer :
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public FastAlloc<Buffer>,
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private boost::noncopyable
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{
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public:
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Buffer(const std::string& str) : bufp(pool.get()) { append((uint8_t*)str.data(), (uint8_t*)str.data() + str.size()); }
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Buffer(const void* ptr, const size_t size) : bufp(pool.get()) { append((uint8_t*) ptr, ((uint8_t*)ptr)+size); }
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Buffer(const size_t size) : bufp(pool.get()) { resize(size); }
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operator const ByteVector&() const { return buf(); }
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operator ByteVector&() { return buf(); }
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void resize(size_t new_size) { buf().resize(new_size); }
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size_t size() const { return buf().size(); }
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const uint8_t* data() const { return &buf()[0]; }
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uint8_t* data() { return &buf()[0]; }
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/** Erase the first n bytes */
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void erase_first(size_t n) { buf().erase(buf().begin(), buf().begin() + n); }
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template<typename InputIterator>
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void append(InputIterator start, InputIterator end) { buf().insert(buf().end(), start, end); }
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static void setDefaultBufferSize(size_t newSize) { defaultBufferSize = newSize; }
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static size_t getDefaultBufferSize() { return defaultBufferSize; }
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virtual ~Buffer() { pool.put(bufp); }
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private:
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static size_t defaultBufferSize;
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const ByteVector& buf() const { return *bufp; }
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ByteVector& buf() { return *bufp; }
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ByteVector* bufp;
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struct Clear {
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ADCHPP_DLL void operator()(ByteVector& x);
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};
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ADCHPP_DLL static SimplePool<ByteVector, Clear> pool;
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};
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typedef shared_ptr<Buffer> BufferPtr;
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typedef std::vector<BufferPtr> BufferList;
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}
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#endif /*BUFFER_H_*/
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