[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.Collections.Generic;
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| 35 |
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| 36 | namespace CCodeGeneration
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| 37 | {
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| 38 | public class Function: CodeContainerBase
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| 39 | {
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| 40 | public string Name { get; set; }
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| 41 | public bool IsStatic { get; set; }
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| 42 |
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| 43 | private readonly List<VariableType> parameter = new List<VariableType>();
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| 44 | private VariableType returnType = VariableType.Void;
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| 45 |
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| 46 | public Function()
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| 47 | {
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| 48 | }
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| 49 |
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| 50 | public Function(string name, bool isStatic = false)
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| 51 | {
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| 52 | this.Name = name;
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| 53 | this.IsStatic = isStatic;
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| 54 | }
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| 55 |
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| 56 | public List<VariableType> Parameter
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| 57 | {
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| 58 | get { return this.parameter; }
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| 59 | }
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| 60 |
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| 61 | public VariableType ReturnType
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| 62 | {
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| 63 | get { return this.returnType; }
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| 64 | set
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| 65 | {
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| 66 | if (value == null)
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| 67 | {
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| 68 | throw new ArgumentNullException("ReturnValue");
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| 69 | }
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| 70 | this.returnType = value;
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| 71 | }
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| 72 | }
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| 73 |
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| 74 | public static Function FromDeclaration(FunctionDeclaration decl)
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| 75 | {
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| 76 | Function result = new Function(decl.Name, decl.IsStatic);
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| 77 | result.ReturnType = decl.ReturnType.Clone() as VariableType;
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| 78 |
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| 79 | foreach (VariableType param in decl.Parameter)
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| 80 | {
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| 81 | result.parameter.Add(param.Clone() as VariableType);
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| 82 | }
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| 83 |
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| 84 | return result;
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| 85 | }
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| 86 |
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| 87 | public override void GenerateCode(int level, CGenerator generator)
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| 88 | {
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| 89 | generator.IndentLine(level);
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| 90 |
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| 91 | if (this.IsStatic)
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| 92 | {
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| 93 | generator.OutputStream.Write("static ");
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| 94 | }
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| 95 |
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| 96 | this.returnType.GenerateCode(generator);
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| 97 | generator.OutputStream.Write(" " + this.Name + "(");
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| 98 |
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| 99 | if (this.Parameter.Count > 0)
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| 100 | {
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| 101 | for (int i = 0; i < this.parameter.Count; i++)
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| 102 | {
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| 103 | this.parameter[i].GenerateCode(generator);
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| 104 |
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| 105 | if (i < (this.parameter.Count - 1))
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| 106 | {
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| 107 | generator.OutputStream.Write(", ");
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| 108 | }
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| 109 | }
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| 110 | }
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| 111 | else
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| 112 | {
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| 113 | generator.OutputStream.Write("void");
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| 114 | }
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| 115 |
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| 116 | generator.OutputStream.Write(")");
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| 117 | generator.WriteNewLine();
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| 118 | generator.IndentLine(level);
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| 119 | generator.OutputStream.Write("{");
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| 120 | generator.WriteNewLine();
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| 121 |
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| 122 | base.GenerateCode(level, generator);
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| 123 |
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| 124 | generator.IndentLine(level);
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| 125 | generator.OutputStream.Write("}");
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| 126 | generator.WriteNewLine();
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| 127 | }
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| 128 | }
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| 129 | }
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