63 lines
1.4 KiB
C++
63 lines
1.4 KiB
C++
/* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
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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; version 2 of the License.
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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, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef MYSQL_BUFFER_H
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#define MYSQL_BUFFER_H
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#include "keyring_memory.h"
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#include "i_serialized_object.h"
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namespace keyring
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{
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class Buffer : public ISerialized_object
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{
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public:
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Buffer() : data(NULL)
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{
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mark_as_empty();
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}
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Buffer(size_t memory_size) : data(NULL)
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{
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reserve(memory_size);
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}
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~Buffer()
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{
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if(data != NULL)
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delete[] data;
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}
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inline void free();
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my_bool get_next_key(IKey **key);
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my_bool has_next_key();
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void reserve(size_t memory_size);
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uchar *data;
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size_t size;
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size_t position;
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private:
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Buffer(const Buffer&);
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Buffer& operator=(const Buffer&);
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inline void mark_as_empty()
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{
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size= position= 0;
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}
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};
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} //namespace keyring
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#endif //MYSQL_BUFFER_H
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