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https://github.com/msgpack/msgpack-c.git
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9923cf4daf
git-svn-id: file:///Users/frsyuki/project/msgpack-git/svn/x@67 5a5092ae-2292-43ba-b2d5-dcab9c1a2731
57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
//
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// MessagePack for C++ memory pool
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//
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// Copyright (C) 2008 FURUHASHI Sadayuki
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#include "msgpack/zone.hpp"
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namespace msgpack {
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zone::zone() { }
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zone::~zone() { clear(); }
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void zone::clear()
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{
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for(std::vector<char*>::iterator it(m_ptrs.begin()), it_end(m_ptrs.end());
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it != it_end; ++it) {
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free(*it);
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}
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m_ptrs.clear();
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}
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char* zone::realloc(char* ptr, size_t count)
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{
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if(ptr == NULL) {
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return zone::malloc(count);
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} else {
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for(std::vector<char*>::reverse_iterator it(m_ptrs.rbegin()), it_end(m_ptrs.rend());
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it != it_end; ++it) {
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if(*it == ptr) {
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char* tmp = (char*)::realloc(ptr, count);
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if(!tmp) { throw std::bad_alloc(); }
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*it = tmp;
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return tmp;
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}
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}
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throw std::bad_alloc();
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}
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}
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} // namespace msgpack
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