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1 | /* |
190 | 2 | Copyright 2014 - 2021 Teemu Piippo |
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3 | All rights reserved. |
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4 | |
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5 | Redistribution and use in source and binary forms, with or without |
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6 | modification, are permitted provided that the following conditions |
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7 | are met: |
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8 | |
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9 | 1. Redistributions of source code must retain the above copyright |
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10 | notice, this list of conditions and the following disclaimer. |
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11 | 2. Redistributions in binary form must reproduce the above copyright |
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12 | notice, this list of conditions and the following disclaimer in the |
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13 | documentation and/or other materials provided with the distribution. |
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14 | 3. Neither the name of the copyright holder nor the names of its |
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15 | contributors may be used to endorse or promote products derived from |
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16 | this software without specific prior written permission. |
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17 | |
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18 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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19 | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
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20 | TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A |
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21 | PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER |
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22 | OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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23 | EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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24 | PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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25 | PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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26 | LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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27 | NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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28 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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29 | */ |
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30 | |
5 | 31 | #pragma once |
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32 | #include <stdexcept> |
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33 | #include <string> |
5 | 34 | #include "../main.h" |
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35 | BEGIN_ZFC_NAMESPACE |
5 | 36 | |
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37 | enum |
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38 | { |
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39 | MAX_NETWORK_STRING = 0x800 |
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40 | }; |
5 | 41 | |
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42 | class IOError : public std::exception |
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43 | { |
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44 | std::string m_message; |
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45 | |
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46 | public: |
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47 | IOError(std::string message) : |
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48 | m_message(message) {} |
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49 | |
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50 | const char* what() const throw() |
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51 | { |
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52 | return m_message.data(); |
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53 | } |
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54 | }; |
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55 | |
5 | 56 | class Bytestream |
57 | { | |
58 | public: | |
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59 | Bytestream(std::vector<unsigned char>& data); |
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60 | |
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61 | int bytesLeft() const; |
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62 | std::vector<unsigned char>::iterator getCurrentIterator(); |
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63 | int position() const; |
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64 | std::vector<unsigned char> readBuffer(int length); |
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65 | int8_t readByte(); |
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66 | int32_t readLong(); |
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67 | int16_t readShort(); |
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68 | std::string readString(); |
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69 | float readFloat(); |
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70 | void rewind(); |
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71 | void seek(int position); |
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72 | void write(const unsigned char* val, unsigned int length); |
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73 | void writeBuffer(const std::vector<unsigned char>& other); |
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74 | void writeByte(int8_t value); |
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75 | void writeDouble(double val); |
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76 | void writeFloat(float value); |
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77 | void writeLong(int32_t value); |
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78 | void writeShort(int16_t value); |
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79 | void writeString(const std::string& string); |
5 | 80 | |
81 | private: | |
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82 | std::vector<unsigned char>& m_data; |
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83 | int m_position; |
5 | 84 | |
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85 | int8_t read(); |
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86 | void ensureReadSpace(int bytes); |
5 | 87 | }; |
88 | ||
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89 | END_ZFC_NAMESPACE |