[89] | 1 | /*
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| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more
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| 3 | * contributor license agreements. See the NOTICE file distributed with
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| 4 | * this work for additional information regarding copyright ownership.
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| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0
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| 6 | * (the "License"); you may not use this file except in compliance with
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| 7 | * the License. You may obtain a copy of the License at
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| 8 | *
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| 9 | * http://www.apache.org/licenses/LICENSE-2.0
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| 10 | *
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| 11 | * Unless required by applicable law or agreed to in writing, software
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| 12 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 14 | * See the License for the specific language governing permissions and
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| 15 | * limitations under the License.
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| 16 | */
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| 17 |
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| 18 | #ifndef _LOG4CXX_HELPERS_BYTEBUFFER_H
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| 19 | #define _LOG4CXX_HELPERS_BYTEBUFFER_H
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| 20 |
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| 21 | #include <log4cxx/log4cxx.h>
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| 22 | #include <stdio.h>
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| 23 |
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| 24 | namespace log4cxx
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| 25 | {
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| 26 |
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| 27 | namespace helpers {
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| 28 |
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| 29 | /**
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| 30 | * A byte buffer.
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| 31 | */
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| 32 | class LOG4CXX_EXPORT ByteBuffer
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| 33 | {
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| 34 | private:
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| 35 | char* base;
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| 36 | size_t pos;
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| 37 | size_t lim;
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| 38 | size_t cap;
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| 39 |
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| 40 | public:
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| 41 | ByteBuffer(char* data, size_t capacity);
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| 42 | ~ByteBuffer();
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| 43 |
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| 44 | void clear();
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| 45 | void flip();
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| 46 |
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| 47 | inline char* data() { return base; }
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| 48 | inline const char* data() const { return base; }
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| 49 | inline char* current() { return base + pos; }
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| 50 | inline const char* current() const { return base + pos; }
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| 51 | inline size_t limit() const { return lim; }
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| 52 | void limit(size_t newLimit);
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| 53 | inline size_t position() const { return pos; }
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| 54 | inline size_t remaining() const { return lim - pos; }
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| 55 | void position(size_t newPosition);
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| 56 |
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| 57 | bool put(char byte);
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| 58 |
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| 59 |
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| 60 | private:
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| 61 | ByteBuffer(const ByteBuffer&);
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| 62 | ByteBuffer& operator=(const ByteBuffer&);
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| 63 | };
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| 64 |
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| 65 | } // namespace helpers
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| 66 |
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| 67 | } //namespace log4cxx
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| 68 |
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| 69 | #endif //_LOG4CXX_HELPERS_BYTEBUFFER_H
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