source: azure_iot_hub_f767zi/trunk/asp_baseplatform/lwip/contrib-2.1.0/apps/LwipMibCompiler/CCodeGeneration/Function.cs@ 457

/*
 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 * OF SUCH DAMAGE.
 *
 * This file is part of the lwIP TCP/IP stack.
 *
 * Author: Martin Hentschel <info@cl-soft.de>
 *
 */

using System;
using System.Collections.Generic;

namespace CCodeGeneration
{
        public class Function: CodeContainerBase
        {
                public string Name { get; set; }
                public bool IsStatic { get; set; }

                private readonly List<VariableType> parameter = new List<VariableType>();
                private VariableType returnType = VariableType.Void;

                public Function()
                {
                }

                public Function(string name, bool isStatic = false)
                {
                        this.Name = name;
                        this.IsStatic = isStatic;
                }

                public List<VariableType> Parameter
                {
                        get { return this.parameter; }
                }

                public VariableType ReturnType
                {
                        get { return this.returnType; }
                        set
                        {
                                if (value == null)
                                {
                                        throw new ArgumentNullException("ReturnValue");
                                }
                                this.returnType = value;
                        }
                }

                public static Function FromDeclaration(FunctionDeclaration decl)
                {
                        Function result = new Function(decl.Name, decl.IsStatic);
                        result.ReturnType = decl.ReturnType.Clone() as VariableType;

                        foreach (VariableType param in decl.Parameter)
                        {
                                result.parameter.Add(param.Clone() as VariableType);
                        }

                        return result;
                }

                public override void GenerateCode(int level, CGenerator generator)
                {
                        generator.IndentLine(level);

                        if (this.IsStatic)
                        {
                                generator.OutputStream.Write("static ");
                        }

                        this.returnType.GenerateCode(generator);
                        generator.OutputStream.Write(" " + this.Name + "(");

                        if (this.Parameter.Count > 0)
                        {
                                for (int i = 0; i < this.parameter.Count; i++)
                                {
                                        this.parameter[i].GenerateCode(generator);

                                        if (i < (this.parameter.Count - 1))
                                        {
                                                generator.OutputStream.Write(", ");
                                        }
                                }
                        }
                        else
                        {
                                generator.OutputStream.Write("void");
                        }

                        generator.OutputStream.Write(")");
                        generator.WriteNewLine();
                        generator.IndentLine(level);
                        generator.OutputStream.Write("{");
                        generator.WriteNewLine();

                        base.GenerateCode(level, generator);

                        generator.IndentLine(level);
                        generator.OutputStream.Write("}");
                        generator.WriteNewLine();
                }
        }
}