[457] | 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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