1 | /*
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2 | * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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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 modification,
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6 | * are permitted provided that the following conditions are met:
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7 | *
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8 | * 1. Redistributions of source code must retain the above copyright notice,
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9 | * this list of conditions and the following disclaimer.
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10 | * 2. Redistributions in binary form must reproduce the above copyright notice,
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11 | * this list of conditions and the following disclaimer in the documentation
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12 | * and/or other materials provided with the distribution.
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13 | * 3. The name of the author may not be used to endorse or promote products
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14 | * derived from this software without specific prior written permission.
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15 | *
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16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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19 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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20 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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21 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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22 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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23 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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24 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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25 | * OF SUCH DAMAGE.
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26 | *
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27 | * This file is part of the lwIP TCP/IP stack.
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28 | *
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29 | * Author: Martin Hentschel <info@cl-soft.de>
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30 | *
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31 | */
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32 |
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33 | using System;
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34 | using System.Text;
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35 |
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36 | namespace CCodeGeneration
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37 | {
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38 | public enum ConstType
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39 | {
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40 | None,
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41 | Value,
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42 | Indirection,
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43 | Both
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44 | }
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45 |
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46 | public class VariableType : ICloneable
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47 | {
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48 | public const string VoidString = "void";
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49 | public static readonly VariableType Void = new VariableType(null, "void");
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50 |
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51 | public string Name { get; set; }
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52 | public string Type { get; set; }
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53 | public string Indirection { get; set; }
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54 | public ConstType Const { get; set; }
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55 | public string ArraySpecifier { get; set; }
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56 |
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57 | public VariableType()
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58 | {
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59 | }
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60 |
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61 | public VariableType(string name, string type, string indirection = null, ConstType const_ = ConstType.None, string arraySpecifier = null)
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62 | {
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63 | this.Name = name;
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64 | this.Type = type;
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65 | this.Indirection = indirection;
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66 | this.Const = const_;
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67 | this.ArraySpecifier = arraySpecifier;
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68 | }
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69 |
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70 | public void GenerateCode(CGenerator generator)
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71 | {
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72 | if (!String.IsNullOrWhiteSpace(this.Type))
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73 | {
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74 | generator.OutputStream.Write(this.ToString().Trim());
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75 | }
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76 | }
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77 |
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78 | public override string ToString()
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79 | {
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80 | if (!String.IsNullOrWhiteSpace(this.Type))
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81 | {
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82 | StringBuilder vt = new StringBuilder();
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83 |
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84 | if ((this.Const == ConstType.Value) || (this.Const == ConstType.Both))
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85 | {
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86 | vt.Append("const ");
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87 | }
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88 |
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89 | vt.Append(this.Type);
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90 | vt.Append(" ");
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91 |
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92 | if (!String.IsNullOrWhiteSpace(this.Indirection))
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93 | {
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94 | vt.Append(this.Indirection);
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95 | }
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96 |
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97 | if ((this.Const == ConstType.Indirection) || (this.Const == ConstType.Both))
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98 | {
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99 | vt.Append("const ");
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100 | }
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101 |
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102 | if (!String.IsNullOrWhiteSpace(this.Name))
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103 | {
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104 | vt.Append(this.Name);
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105 | }
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106 |
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107 | if (this.ArraySpecifier != null)
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108 | {
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109 | vt.Append("[");
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110 | vt.Append(this.ArraySpecifier);
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111 | vt.Append("]");
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112 | }
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113 |
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114 | return vt.ToString().Trim();
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115 | }
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116 |
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117 | return base.ToString();
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118 | }
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119 |
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120 | #region ICloneable Member
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121 |
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122 | public object Clone()
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123 | {
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124 | // we only have value types as members -> simply use .net base function
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125 | return this.MemberwiseClone();
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126 | }
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127 |
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128 | #endregion
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129 | }
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130 | }
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