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authorfrsyuki <frsyuki@users.sourceforge.jp>2010-02-06 20:09:41 +0900
committerfrsyuki <frsyuki@users.sourceforge.jp>2010-02-06 20:09:41 +0900
commitcd10fbc1fe39308045f0b7bf9cce5f8153f25f1d (patch)
tree44e4a1e075deebc3339cdd44e1f550a3ea914e88 /cpp/sbuffer.hpp
parentca0b085d156260b6d916139495a6d306a1e7f886 (diff)
downloadmsgpack-python-cd10fbc1fe39308045f0b7bf9cce5f8153f25f1d.tar.gz
removed symbolic links
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diff --git a/cpp/sbuffer.hpp b/cpp/sbuffer.hpp
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-//
-// MessagePack for C++ simple buffer implementation
-//
-// Copyright (C) 2008-2009 FURUHASHI Sadayuki
-//
-// 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 MSGPACK_SBUFFER_HPP__
-#define MSGPACK_SBUFFER_HPP__
-
-#include "msgpack/sbuffer.h"
-#include <stdexcept>
-
-namespace msgpack {
-
-
-class sbuffer : public msgpack_sbuffer {
-public:
- sbuffer(size_t initsz = MSGPACK_SBUFFER_INIT_SIZE)
- {
- base::data = (char*)::malloc(initsz);
- if(!base::data) {
- throw std::bad_alloc();
- }
-
- base::size = 0;
- base::alloc = initsz;
- }
-
- ~sbuffer()
- {
- ::free(base::data);
- }
-
-public:
- void write(const char* buf, unsigned int len)
- {
- if(base::alloc - base::size < len) {
- expand_buffer(len);
- }
- memcpy(base::data + base::size, buf, len);
- base::size += len;
- }
-
- char* data()
- {
- return base::data;
- }
-
- const char* data() const
- {
- return base::data;
- }
-
- size_t size() const
- {
- return base::size;
- }
-
- char* release()
- {
- return msgpack_sbuffer_release(this);
- }
-
-private:
- void expand_buffer(size_t len)
- {
- size_t nsize = (base::alloc) ?
- base::alloc * 2 : MSGPACK_SBUFFER_INIT_SIZE;
-
- while(nsize < base::size + len) { nsize *= 2; }
-
- void* tmp = realloc(base::data, nsize);
- if(!tmp) {
- throw std::bad_alloc();
- }
-
- base::data = (char*)tmp;
- base::alloc = nsize;
- }
-
-private:
- typedef msgpack_sbuffer base;
-
-private:
- sbuffer(const sbuffer&);
-};
-
-
-} // namespace msgpack
-
-#endif /* msgpack/sbuffer.hpp */
-