corrade-vassal – Blame information for rev 1
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1 | vero | 1 | /* |
2 | * Copyright (c) 2006-2014, openmetaverse.org |
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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 are met: |
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7 | * |
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8 | * - Redistributions of source code must retain the above copyright notice, this |
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9 | * list of conditions and the following disclaimer. |
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10 | * - Neither the name of the openmetaverse.org nor the names |
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11 | * of its contributors may be used to endorse or promote products derived from |
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12 | * this software without specific prior written permission. |
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13 | * |
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14 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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15 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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18 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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19 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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20 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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21 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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22 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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23 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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24 | * POSSIBILITY OF SUCH DAMAGE. |
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25 | */ |
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26 | |||
27 | using System; |
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28 | using System.Collections.Generic; |
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29 | using System.Text; |
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30 | using System.IO; |
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31 | |||
32 | namespace OpenMetaverse.StructuredData |
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33 | { |
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34 | /// <summary> |
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35 | /// |
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36 | /// </summary> |
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37 | public static partial class OSDParser |
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38 | { |
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39 | private const string baseIndent = " "; |
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40 | |||
41 | private const char undefNotationValue = '!'; |
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42 | |||
43 | private const char trueNotationValueOne = '1'; |
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44 | private const char trueNotationValueTwo = 't'; |
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45 | private static readonly char[] trueNotationValueTwoFull = { 't', 'r', 'u', 'e' }; |
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46 | private const char trueNotationValueThree = 'T'; |
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47 | private static readonly char[] trueNotationValueThreeFull = { 'T', 'R', 'U', 'E' }; |
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48 | |||
49 | private const char falseNotationValueOne = '0'; |
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50 | private const char falseNotationValueTwo = 'f'; |
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51 | private static readonly char[] falseNotationValueTwoFull = { 'f', 'a', 'l', 's', 'e' }; |
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52 | private const char falseNotationValueThree = 'F'; |
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53 | private static readonly char[] falseNotationValueThreeFull = { 'F', 'A', 'L', 'S', 'E' }; |
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54 | |||
55 | private const char integerNotationMarker = 'i'; |
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56 | private const char realNotationMarker = 'r'; |
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57 | private const char uuidNotationMarker = 'u'; |
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58 | private const char binaryNotationMarker = 'b'; |
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59 | private const char stringNotationMarker = 's'; |
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60 | private const char uriNotationMarker = 'l'; |
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61 | private const char dateNotationMarker = 'd'; |
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62 | |||
63 | private const char arrayBeginNotationMarker = '['; |
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64 | private const char arrayEndNotationMarker = ']'; |
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65 | |||
66 | private const char mapBeginNotationMarker = '{'; |
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67 | private const char mapEndNotationMarker = '}'; |
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68 | private const char kommaNotationDelimiter = ','; |
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69 | private const char keyNotationDelimiter = ':'; |
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70 | |||
71 | private const char sizeBeginNotationMarker = '('; |
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72 | private const char sizeEndNotationMarker = ')'; |
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73 | private const char doubleQuotesNotationMarker = '"'; |
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74 | private const char singleQuotesNotationMarker = '\''; |
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75 | |||
76 | public static OSD DeserializeLLSDNotation(string notationData) |
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77 | { |
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78 | StringReader reader = new StringReader(notationData); |
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79 | OSD osd = DeserializeLLSDNotation(reader); |
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80 | reader.Close(); |
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81 | return osd; |
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82 | } |
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83 | |||
84 | public static OSD DeserializeLLSDNotation(StringReader reader) |
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85 | { |
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86 | OSD osd = DeserializeLLSDNotationElement(reader); |
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87 | return osd; |
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88 | } |
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89 | |||
90 | public static string SerializeLLSDNotation(OSD osd) |
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91 | { |
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92 | StringWriter writer = SerializeLLSDNotationStream(osd); |
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93 | string s = writer.ToString(); |
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94 | writer.Close(); |
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95 | |||
96 | return s; |
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97 | } |
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98 | |||
99 | public static StringWriter SerializeLLSDNotationStream(OSD osd) |
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100 | { |
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101 | StringWriter writer = new StringWriter(); |
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102 | |||
103 | SerializeLLSDNotationElement(writer, osd); |
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104 | return writer; |
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105 | } |
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106 | |||
107 | public static string SerializeLLSDNotationFormatted(OSD osd) |
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108 | { |
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109 | StringWriter writer = SerializeLLSDNotationStreamFormatted(osd); |
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110 | string s = writer.ToString(); |
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111 | writer.Close(); |
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112 | |||
113 | return s; |
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114 | } |
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115 | |||
116 | public static StringWriter SerializeLLSDNotationStreamFormatted(OSD osd) |
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117 | { |
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118 | StringWriter writer = new StringWriter(); |
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119 | |||
120 | string indent = String.Empty; |
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121 | SerializeLLSDNotationElementFormatted(writer, indent, osd); |
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122 | return writer; |
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123 | } |
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124 | |||
125 | /// <summary> |
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126 | /// |
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127 | /// </summary> |
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128 | /// <param name="reader"></param> |
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129 | /// <returns></returns> |
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130 | private static OSD DeserializeLLSDNotationElement(StringReader reader) |
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131 | { |
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132 | int character = ReadAndSkipWhitespace(reader); |
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133 | if (character < 0) |
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134 | return new OSD(); // server returned an empty file, so we're going to pass along a null LLSD object |
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135 | |||
136 | OSD osd; |
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137 | int matching; |
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138 | switch ((char)character) |
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139 | { |
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140 | case undefNotationValue: |
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141 | osd = new OSD(); |
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142 | break; |
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143 | case trueNotationValueOne: |
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144 | osd = OSD.FromBoolean(true); |
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145 | break; |
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146 | case trueNotationValueTwo: |
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147 | matching = BufferCharactersEqual(reader, trueNotationValueTwoFull, 1); |
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148 | if (matching > 1 && matching < trueNotationValueTwoFull.Length) |
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149 | throw new OSDException("Notation LLSD parsing: True value parsing error:"); |
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150 | osd = OSD.FromBoolean(true); |
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151 | break; |
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152 | case trueNotationValueThree: |
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153 | matching = BufferCharactersEqual(reader, trueNotationValueThreeFull, 1); |
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154 | if (matching > 1 && matching < trueNotationValueThreeFull.Length) |
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155 | throw new OSDException("Notation LLSD parsing: True value parsing error:"); |
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156 | osd = OSD.FromBoolean(true); |
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157 | break; |
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158 | case falseNotationValueOne: |
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159 | osd = OSD.FromBoolean(false); |
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160 | break; |
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161 | case falseNotationValueTwo: |
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162 | matching = BufferCharactersEqual(reader, falseNotationValueTwoFull, 1); |
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163 | if (matching > 1 && matching < falseNotationValueTwoFull.Length) |
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164 | throw new OSDException("Notation LLSD parsing: True value parsing error:"); |
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165 | osd = OSD.FromBoolean(false); |
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166 | break; |
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167 | case falseNotationValueThree: |
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168 | matching = BufferCharactersEqual(reader, falseNotationValueThreeFull, 1); |
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169 | if (matching > 1 && matching < falseNotationValueThreeFull.Length) |
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170 | throw new OSDException("Notation LLSD parsing: True value parsing error:"); |
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171 | osd = OSD.FromBoolean(false); |
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172 | break; |
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173 | case integerNotationMarker: |
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174 | osd = DeserializeLLSDNotationInteger(reader); |
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175 | break; |
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176 | case realNotationMarker: |
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177 | osd = DeserializeLLSDNotationReal(reader); |
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178 | break; |
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179 | case uuidNotationMarker: |
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180 | char[] uuidBuf = new char[36]; |
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181 | if (reader.Read(uuidBuf, 0, 36) < 36) |
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182 | throw new OSDException("Notation LLSD parsing: Unexpected end of stream in UUID."); |
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183 | UUID lluuid; |
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184 | if (!UUID.TryParse(new String(uuidBuf), out lluuid)) |
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185 | throw new OSDException("Notation LLSD parsing: Invalid UUID discovered."); |
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186 | osd = OSD.FromUUID(lluuid); |
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187 | break; |
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188 | case binaryNotationMarker: |
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189 | byte[] bytes = Utils.EmptyBytes; |
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190 | int bChar = reader.Peek(); |
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191 | if (bChar < 0) |
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192 | throw new OSDException("Notation LLSD parsing: Unexpected end of stream in binary."); |
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193 | if ((char)bChar == sizeBeginNotationMarker) |
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194 | { |
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195 | throw new OSDException("Notation LLSD parsing: Raw binary encoding not supported."); |
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196 | } |
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197 | else if (Char.IsDigit((char)bChar)) |
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198 | { |
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199 | char[] charsBaseEncoding = new char[2]; |
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200 | if (reader.Read(charsBaseEncoding, 0, 2) < 2) |
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201 | throw new OSDException("Notation LLSD parsing: Unexpected end of stream in binary."); |
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202 | int baseEncoding; |
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203 | if (!Int32.TryParse(new String(charsBaseEncoding), out baseEncoding)) |
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204 | throw new OSDException("Notation LLSD parsing: Invalid binary encoding base."); |
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205 | if (baseEncoding == 64) |
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206 | { |
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207 | if (reader.Read() < 0) |
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208 | throw new OSDException("Notation LLSD parsing: Unexpected end of stream in binary."); |
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209 | string bytes64 = GetStringDelimitedBy(reader, doubleQuotesNotationMarker); |
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210 | bytes = Convert.FromBase64String(bytes64); |
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211 | } |
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212 | else |
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213 | { |
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214 | throw new OSDException("Notation LLSD parsing: Encoding base" + baseEncoding + " + not supported."); |
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215 | } |
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216 | } |
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217 | osd = OSD.FromBinary(bytes); |
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218 | break; |
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219 | case stringNotationMarker: |
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220 | int numChars = GetLengthInBrackets(reader); |
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221 | if (reader.Read() < 0) |
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222 | throw new OSDException("Notation LLSD parsing: Unexpected end of stream in string."); |
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223 | char[] chars = new char[numChars]; |
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224 | if (reader.Read(chars, 0, numChars) < numChars) |
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225 | throw new OSDException("Notation LLSD parsing: Unexpected end of stream in string."); |
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226 | if (reader.Read() < 0) |
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227 | throw new OSDException("Notation LLSD parsing: Unexpected end of stream in string."); |
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228 | osd = OSD.FromString(new String(chars)); |
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229 | break; |
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230 | case singleQuotesNotationMarker: |
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231 | string sOne = GetStringDelimitedBy(reader, singleQuotesNotationMarker); |
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232 | osd = OSD.FromString(sOne); |
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233 | break; |
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234 | case doubleQuotesNotationMarker: |
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235 | string sTwo = GetStringDelimitedBy(reader, doubleQuotesNotationMarker); |
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236 | osd = OSD.FromString(sTwo); |
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237 | break; |
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238 | case uriNotationMarker: |
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239 | if (reader.Read() < 0) |
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240 | throw new OSDException("Notation LLSD parsing: Unexpected end of stream in string."); |
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241 | string sUri = GetStringDelimitedBy(reader, doubleQuotesNotationMarker); |
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242 | |||
243 | Uri uri; |
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244 | try |
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245 | { |
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246 | uri = new Uri(sUri, UriKind.RelativeOrAbsolute); |
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247 | } |
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248 | catch |
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249 | { |
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250 | throw new OSDException("Notation LLSD parsing: Invalid Uri format detected."); |
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251 | } |
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252 | osd = OSD.FromUri(uri); |
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253 | break; |
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254 | case dateNotationMarker: |
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255 | if (reader.Read() < 0) |
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256 | throw new OSDException("Notation LLSD parsing: Unexpected end of stream in date."); |
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257 | string date = GetStringDelimitedBy(reader, doubleQuotesNotationMarker); |
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258 | DateTime dt; |
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259 | if (!DateTime.TryParse(date, out dt)) |
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260 | throw new OSDException("Notation LLSD parsing: Invalid date discovered."); |
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261 | osd = OSD.FromDate(dt); |
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262 | break; |
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263 | case arrayBeginNotationMarker: |
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264 | osd = DeserializeLLSDNotationArray(reader); |
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265 | break; |
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266 | case mapBeginNotationMarker: |
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267 | osd = DeserializeLLSDNotationMap(reader); |
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268 | break; |
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269 | default: |
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270 | throw new OSDException("Notation LLSD parsing: Unknown type marker '" + (char)character + "'."); |
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271 | } |
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272 | return osd; |
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273 | } |
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274 | |||
275 | private static OSD DeserializeLLSDNotationInteger(StringReader reader) |
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276 | { |
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277 | int character; |
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278 | StringBuilder s = new StringBuilder(); |
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279 | if (((character = reader.Peek()) > 0) && ((char)character == '-')) |
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280 | { |
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281 | s.Append((char)character); |
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282 | reader.Read(); |
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283 | } |
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284 | |||
285 | while ((character = reader.Peek()) > 0 && |
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286 | Char.IsDigit((char)character)) |
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287 | { |
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288 | s.Append((char)character); |
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289 | reader.Read(); |
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290 | } |
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291 | int integer; |
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292 | if (!Int32.TryParse(s.ToString(), out integer)) |
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293 | throw new OSDException("Notation LLSD parsing: Can't parse integer value." + s.ToString()); |
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294 | |||
295 | return OSD.FromInteger(integer); |
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296 | } |
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297 | |||
298 | private static OSD DeserializeLLSDNotationReal(StringReader reader) |
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299 | { |
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300 | int character; |
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301 | StringBuilder s = new StringBuilder(); |
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302 | if (((character = reader.Peek()) > 0) && |
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303 | ((char)character == '-' && (char)character == '+')) |
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304 | { |
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305 | s.Append((char)character); |
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306 | reader.Read(); |
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307 | } |
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308 | while (((character = reader.Peek()) > 0) && |
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309 | (Char.IsDigit((char)character) || (char)character == '.' || |
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310 | (char)character == 'e' || (char)character == 'E' || |
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311 | (char)character == '+' || (char)character == '-')) |
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312 | { |
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313 | s.Append((char)character); |
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314 | reader.Read(); |
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315 | } |
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316 | double dbl; |
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317 | if (!Utils.TryParseDouble(s.ToString(), out dbl)) |
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318 | throw new OSDException("Notation LLSD parsing: Can't parse real value: " + s.ToString()); |
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319 | |||
320 | return OSD.FromReal(dbl); |
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321 | } |
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322 | |||
323 | private static OSD DeserializeLLSDNotationArray(StringReader reader) |
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324 | { |
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325 | int character; |
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326 | OSDArray osdArray = new OSDArray(); |
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327 | while (((character = PeekAndSkipWhitespace(reader)) > 0) && |
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328 | ((char)character != arrayEndNotationMarker)) |
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329 | { |
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330 | osdArray.Add(DeserializeLLSDNotationElement(reader)); |
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331 | |||
332 | character = ReadAndSkipWhitespace(reader); |
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333 | if (character < 0) |
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334 | throw new OSDException("Notation LLSD parsing: Unexpected end of array discovered."); |
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335 | else if ((char)character == kommaNotationDelimiter) |
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336 | continue; |
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337 | else if ((char)character == arrayEndNotationMarker) |
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338 | break; |
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339 | } |
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340 | if (character < 0) |
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341 | throw new OSDException("Notation LLSD parsing: Unexpected end of array discovered."); |
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342 | |||
343 | return (OSD)osdArray; |
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344 | } |
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345 | |||
346 | private static OSD DeserializeLLSDNotationMap(StringReader reader) |
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347 | { |
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348 | int character; |
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349 | OSDMap osdMap = new OSDMap(); |
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350 | while (((character = PeekAndSkipWhitespace(reader)) > 0) && |
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351 | ((char)character != mapEndNotationMarker)) |
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352 | { |
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353 | OSD osdKey = DeserializeLLSDNotationElement(reader); |
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354 | if (osdKey.Type != OSDType.String) |
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355 | throw new OSDException("Notation LLSD parsing: Invalid key in map"); |
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356 | string key = osdKey.AsString(); |
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357 | |||
358 | character = ReadAndSkipWhitespace(reader); |
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359 | if ((char)character != keyNotationDelimiter) |
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360 | throw new OSDException("Notation LLSD parsing: Unexpected end of stream in map."); |
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361 | if ((char)character != keyNotationDelimiter) |
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362 | throw new OSDException("Notation LLSD parsing: Invalid delimiter in map."); |
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363 | |||
364 | osdMap[key] = DeserializeLLSDNotationElement(reader); |
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365 | character = ReadAndSkipWhitespace(reader); |
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366 | if (character < 0) |
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367 | throw new OSDException("Notation LLSD parsing: Unexpected end of map discovered."); |
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368 | else if ((char)character == kommaNotationDelimiter) |
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369 | continue; |
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370 | else if ((char)character == mapEndNotationMarker) |
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371 | break; |
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372 | } |
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373 | if (character < 0) |
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374 | throw new OSDException("Notation LLSD parsing: Unexpected end of map discovered."); |
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375 | |||
376 | return (OSD)osdMap; |
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377 | } |
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378 | |||
379 | private static void SerializeLLSDNotationElement(StringWriter writer, OSD osd) |
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380 | { |
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381 | |||
382 | switch (osd.Type) |
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383 | { |
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384 | case OSDType.Unknown: |
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385 | writer.Write(undefNotationValue); |
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386 | break; |
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387 | case OSDType.Boolean: |
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388 | if (osd.AsBoolean()) |
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389 | writer.Write(trueNotationValueTwo); |
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390 | else |
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391 | writer.Write(falseNotationValueTwo); |
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392 | break; |
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393 | case OSDType.Integer: |
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394 | writer.Write(integerNotationMarker); |
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395 | writer.Write(osd.AsString()); |
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396 | break; |
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397 | case OSDType.Real: |
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398 | writer.Write(realNotationMarker); |
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399 | writer.Write(osd.AsString()); |
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400 | break; |
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401 | case OSDType.UUID: |
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402 | writer.Write(uuidNotationMarker); |
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403 | writer.Write(osd.AsString()); |
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404 | break; |
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405 | case OSDType.String: |
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406 | writer.Write(singleQuotesNotationMarker); |
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407 | writer.Write(EscapeCharacter(osd.AsString(), singleQuotesNotationMarker)); |
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408 | writer.Write(singleQuotesNotationMarker); |
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409 | break; |
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410 | case OSDType.Binary: |
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411 | writer.Write(binaryNotationMarker); |
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412 | writer.Write("64"); |
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413 | writer.Write(doubleQuotesNotationMarker); |
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414 | writer.Write(osd.AsString()); |
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415 | writer.Write(doubleQuotesNotationMarker); |
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416 | break; |
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417 | case OSDType.Date: |
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418 | writer.Write(dateNotationMarker); |
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419 | writer.Write(doubleQuotesNotationMarker); |
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420 | writer.Write(osd.AsString()); |
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421 | writer.Write(doubleQuotesNotationMarker); |
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422 | break; |
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423 | case OSDType.URI: |
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424 | writer.Write(uriNotationMarker); |
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425 | writer.Write(doubleQuotesNotationMarker); |
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426 | writer.Write(EscapeCharacter(osd.AsString(), doubleQuotesNotationMarker)); |
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427 | writer.Write(doubleQuotesNotationMarker); |
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428 | break; |
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429 | case OSDType.Array: |
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430 | SerializeLLSDNotationArray(writer, (OSDArray)osd); |
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431 | break; |
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432 | case OSDType.Map: |
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433 | SerializeLLSDNotationMap(writer, (OSDMap)osd); |
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434 | break; |
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435 | default: |
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436 | throw new OSDException("Notation serialization: Not existing element discovered."); |
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437 | |||
438 | } |
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439 | } |
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440 | |||
441 | private static void SerializeLLSDNotationArray(StringWriter writer, OSDArray osdArray) |
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442 | { |
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443 | writer.Write(arrayBeginNotationMarker); |
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444 | int lastIndex = osdArray.Count - 1; |
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445 | |||
446 | for (int idx = 0; idx <= lastIndex; idx++) |
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447 | { |
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448 | SerializeLLSDNotationElement(writer, osdArray[idx]); |
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449 | if (idx < lastIndex) |
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450 | writer.Write(kommaNotationDelimiter); |
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451 | } |
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452 | writer.Write(arrayEndNotationMarker); |
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453 | } |
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454 | |||
455 | private static void SerializeLLSDNotationMap(StringWriter writer, OSDMap osdMap) |
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456 | { |
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457 | writer.Write(mapBeginNotationMarker); |
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458 | int lastIndex = osdMap.Count - 1; |
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459 | int idx = 0; |
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460 | |||
461 | foreach (KeyValuePair<string, OSD> kvp in osdMap) |
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462 | { |
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463 | writer.Write(singleQuotesNotationMarker); |
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464 | writer.Write(EscapeCharacter(kvp.Key, singleQuotesNotationMarker)); |
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465 | writer.Write(singleQuotesNotationMarker); |
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466 | writer.Write(keyNotationDelimiter); |
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467 | SerializeLLSDNotationElement(writer, kvp.Value); |
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468 | if (idx < lastIndex) |
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469 | writer.Write(kommaNotationDelimiter); |
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470 | |||
471 | idx++; |
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472 | } |
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473 | writer.Write(mapEndNotationMarker); |
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474 | } |
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475 | |||
476 | private static void SerializeLLSDNotationElementFormatted(StringWriter writer, string indent, OSD osd) |
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477 | { |
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478 | switch (osd.Type) |
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479 | { |
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480 | case OSDType.Unknown: |
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481 | writer.Write(undefNotationValue); |
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482 | break; |
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483 | case OSDType.Boolean: |
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484 | if (osd.AsBoolean()) |
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485 | writer.Write(trueNotationValueTwo); |
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486 | else |
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487 | writer.Write(falseNotationValueTwo); |
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488 | break; |
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489 | case OSDType.Integer: |
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490 | writer.Write(integerNotationMarker); |
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491 | writer.Write(osd.AsString()); |
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492 | break; |
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493 | case OSDType.Real: |
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494 | writer.Write(realNotationMarker); |
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495 | writer.Write(osd.AsString()); |
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496 | break; |
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497 | case OSDType.UUID: |
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498 | writer.Write(uuidNotationMarker); |
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499 | writer.Write(osd.AsString()); |
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500 | break; |
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501 | case OSDType.String: |
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502 | writer.Write(singleQuotesNotationMarker); |
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503 | writer.Write(EscapeCharacter(osd.AsString(), singleQuotesNotationMarker)); |
||
504 | writer.Write(singleQuotesNotationMarker); |
||
505 | break; |
||
506 | case OSDType.Binary: |
||
507 | writer.Write(binaryNotationMarker); |
||
508 | writer.Write("64"); |
||
509 | writer.Write(doubleQuotesNotationMarker); |
||
510 | writer.Write(osd.AsString()); |
||
511 | writer.Write(doubleQuotesNotationMarker); |
||
512 | break; |
||
513 | case OSDType.Date: |
||
514 | writer.Write(dateNotationMarker); |
||
515 | writer.Write(doubleQuotesNotationMarker); |
||
516 | writer.Write(osd.AsString()); |
||
517 | writer.Write(doubleQuotesNotationMarker); |
||
518 | break; |
||
519 | case OSDType.URI: |
||
520 | writer.Write(uriNotationMarker); |
||
521 | writer.Write(doubleQuotesNotationMarker); |
||
522 | writer.Write(EscapeCharacter(osd.AsString(), doubleQuotesNotationMarker)); |
||
523 | writer.Write(doubleQuotesNotationMarker); |
||
524 | break; |
||
525 | case OSDType.Array: |
||
526 | SerializeLLSDNotationArrayFormatted(writer, indent + baseIndent, (OSDArray)osd); |
||
527 | break; |
||
528 | case OSDType.Map: |
||
529 | SerializeLLSDNotationMapFormatted(writer, indent + baseIndent, (OSDMap)osd); |
||
530 | break; |
||
531 | default: |
||
532 | throw new OSDException("Notation serialization: Not existing element discovered."); |
||
533 | |||
534 | } |
||
535 | } |
||
536 | |||
537 | private static void SerializeLLSDNotationArrayFormatted(StringWriter writer, string intend, OSDArray osdArray) |
||
538 | { |
||
539 | writer.WriteLine(); |
||
540 | writer.Write(intend); |
||
541 | writer.Write(arrayBeginNotationMarker); |
||
542 | int lastIndex = osdArray.Count - 1; |
||
543 | |||
544 | for (int idx = 0; idx <= lastIndex; idx++) |
||
545 | { |
||
546 | if (osdArray[idx].Type != OSDType.Array && osdArray[idx].Type != OSDType.Map) |
||
547 | writer.WriteLine(); |
||
548 | writer.Write(intend + baseIndent); |
||
549 | SerializeLLSDNotationElementFormatted(writer, intend, osdArray[idx]); |
||
550 | if (idx < lastIndex) |
||
551 | { |
||
552 | writer.Write(kommaNotationDelimiter); |
||
553 | } |
||
554 | } |
||
555 | writer.WriteLine(); |
||
556 | writer.Write(intend); |
||
557 | writer.Write(arrayEndNotationMarker); |
||
558 | } |
||
559 | |||
560 | private static void SerializeLLSDNotationMapFormatted(StringWriter writer, string intend, OSDMap osdMap) |
||
561 | { |
||
562 | writer.WriteLine(); |
||
563 | writer.Write(intend); |
||
564 | writer.WriteLine(mapBeginNotationMarker); |
||
565 | int lastIndex = osdMap.Count - 1; |
||
566 | int idx = 0; |
||
567 | |||
568 | foreach (KeyValuePair<string, OSD> kvp in osdMap) |
||
569 | { |
||
570 | writer.Write(intend + baseIndent); |
||
571 | writer.Write(singleQuotesNotationMarker); |
||
572 | writer.Write(EscapeCharacter(kvp.Key, singleQuotesNotationMarker)); |
||
573 | writer.Write(singleQuotesNotationMarker); |
||
574 | writer.Write(keyNotationDelimiter); |
||
575 | SerializeLLSDNotationElementFormatted(writer, intend, kvp.Value); |
||
576 | if (idx < lastIndex) |
||
577 | { |
||
578 | writer.WriteLine(); |
||
579 | writer.Write(intend + baseIndent); |
||
580 | writer.WriteLine(kommaNotationDelimiter); |
||
581 | } |
||
582 | |||
583 | idx++; |
||
584 | } |
||
585 | writer.WriteLine(); |
||
586 | writer.Write(intend); |
||
587 | writer.Write(mapEndNotationMarker); |
||
588 | } |
||
589 | |||
590 | /// <summary> |
||
591 | /// |
||
592 | /// </summary> |
||
593 | /// <param name="reader"></param> |
||
594 | /// <returns></returns> |
||
595 | public static int PeekAndSkipWhitespace(StringReader reader) |
||
596 | { |
||
597 | int character; |
||
598 | while ((character = reader.Peek()) > 0) |
||
599 | { |
||
600 | char c = (char)character; |
||
601 | if (c == ' ' || c == '\t' || c == '\n' || c == '\r') |
||
602 | { |
||
603 | reader.Read(); |
||
604 | continue; |
||
605 | } |
||
606 | else |
||
607 | break; |
||
608 | } |
||
609 | return character; |
||
610 | } |
||
611 | |||
612 | /// <summary> |
||
613 | /// |
||
614 | /// </summary> |
||
615 | /// <param name="reader"></param> |
||
616 | /// <returns></returns> |
||
617 | public static int ReadAndSkipWhitespace(StringReader reader) |
||
618 | { |
||
619 | int character = PeekAndSkipWhitespace(reader); |
||
620 | reader.Read(); |
||
621 | return character; |
||
622 | } |
||
623 | |||
624 | /// <summary> |
||
625 | /// |
||
626 | /// </summary> |
||
627 | /// <param name="reader"></param> |
||
628 | /// <returns></returns> |
||
629 | public static int GetLengthInBrackets(StringReader reader) |
||
630 | { |
||
631 | int character; |
||
632 | StringBuilder s = new StringBuilder(); |
||
633 | if (((character = PeekAndSkipWhitespace(reader)) > 0) && |
||
634 | ((char)character == sizeBeginNotationMarker)) |
||
635 | { |
||
636 | reader.Read(); |
||
637 | } |
||
638 | while (((character = reader.Read()) > 0) && |
||
639 | Char.IsDigit((char)character) && |
||
640 | ((char)character != sizeEndNotationMarker)) |
||
641 | { |
||
642 | s.Append((char)character); |
||
643 | } |
||
644 | if (character < 0) |
||
645 | throw new OSDException("Notation LLSD parsing: Can't parse length value cause unexpected end of stream."); |
||
646 | int length; |
||
647 | if (!Int32.TryParse(s.ToString(), out length)) |
||
648 | throw new OSDException("Notation LLSD parsing: Can't parse length value."); |
||
649 | |||
650 | return length; |
||
651 | } |
||
652 | |||
653 | /// <summary> |
||
654 | /// |
||
655 | /// </summary> |
||
656 | /// <param name="reader"></param> |
||
657 | /// <param name="delimiter"></param> |
||
658 | /// <returns></returns> |
||
659 | public static string GetStringDelimitedBy(StringReader reader, char delimiter) |
||
660 | { |
||
661 | int character; |
||
662 | bool foundEscape = false; |
||
663 | StringBuilder s = new StringBuilder(); |
||
664 | while (((character = reader.Read()) > 0) && |
||
665 | (((char)character != delimiter) || |
||
666 | ((char)character == delimiter && foundEscape))) |
||
667 | { |
||
668 | |||
669 | if (foundEscape) |
||
670 | { |
||
671 | foundEscape = false; |
||
672 | switch ((char)character) |
||
673 | { |
||
674 | case 'a': |
||
675 | s.Append('\a'); |
||
676 | break; |
||
677 | case 'b': |
||
678 | s.Append('\b'); |
||
679 | break; |
||
680 | case 'f': |
||
681 | s.Append('\f'); |
||
682 | break; |
||
683 | case 'n': |
||
684 | s.Append('\n'); |
||
685 | break; |
||
686 | case 'r': |
||
687 | s.Append('\r'); |
||
688 | break; |
||
689 | case 't': |
||
690 | s.Append('\t'); |
||
691 | break; |
||
692 | case 'v': |
||
693 | s.Append('\v'); |
||
694 | break; |
||
695 | default: |
||
696 | s.Append((char)character); |
||
697 | break; |
||
698 | } |
||
699 | } |
||
700 | else if ((char)character == '\\') |
||
701 | foundEscape = true; |
||
702 | else |
||
703 | s.Append((char)character); |
||
704 | |||
705 | } |
||
706 | if (character < 0) |
||
707 | throw new OSDException("Notation LLSD parsing: Can't parse text because unexpected end of stream while expecting a '" |
||
708 | + delimiter + "' character."); |
||
709 | |||
710 | return s.ToString(); |
||
711 | } |
||
712 | |||
713 | /// <summary> |
||
714 | /// |
||
715 | /// </summary> |
||
716 | /// <param name="reader"></param> |
||
717 | /// <param name="buffer"></param> |
||
718 | /// <param name="offset"></param> |
||
719 | /// <returns></returns> |
||
720 | public static int BufferCharactersEqual(StringReader reader, char[] buffer, int offset) |
||
721 | { |
||
722 | |||
723 | int character; |
||
724 | int lastIndex = buffer.Length - 1; |
||
725 | int crrIndex = offset; |
||
726 | bool charactersEqual = true; |
||
727 | |||
728 | while ((character = reader.Peek()) > 0 && |
||
729 | crrIndex <= lastIndex && |
||
730 | charactersEqual) |
||
731 | { |
||
732 | if (((char)character) != buffer[crrIndex]) |
||
733 | { |
||
734 | charactersEqual = false; |
||
735 | break; |
||
736 | } |
||
737 | crrIndex++; |
||
738 | reader.Read(); |
||
739 | } |
||
740 | |||
741 | return crrIndex; |
||
742 | } |
||
743 | |||
744 | /// <summary> |
||
745 | /// |
||
746 | /// </summary> |
||
747 | /// <param name="s"></param> |
||
748 | /// <param name="c"></param> |
||
749 | /// <returns></returns> |
||
750 | public static string UnescapeCharacter(String s, char c) |
||
751 | { |
||
752 | string oldOne = "\\" + c; |
||
753 | string newOne = new String(c, 1); |
||
754 | |||
755 | String sOne = s.Replace("\\\\", "\\").Replace(oldOne, newOne); |
||
756 | return sOne; |
||
757 | } |
||
758 | |||
759 | /// <summary> |
||
760 | /// |
||
761 | /// </summary> |
||
762 | /// <param name="s"></param> |
||
763 | /// <param name="c"></param> |
||
764 | /// <returns></returns> |
||
765 | public static string EscapeCharacter(String s, char c) |
||
766 | { |
||
767 | string oldOne = new String(c, 1); |
||
768 | string newOne = "\\" + c; |
||
769 | |||
770 | String sOne = s.Replace("\\", "\\\\").Replace(oldOne, newOne); |
||
771 | return sOne; |
||
772 | } |
||
773 | } |
||
774 | } |