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LwIP 2.2.1在STM32F407VET6平台 移植

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冯佳
2026-01-29 17:26:04 +08:00
parent ffd33c4644
commit e7e10a8328
2207 changed files with 409723 additions and 165 deletions
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120
ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/IRestriction.cs vendored Normal file
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/*
* 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;
namespace LwipSnmpCodeGeneration
{
public interface IRestriction
{
string GetCheckCodeValid(string varNameToCheck);
string GetCheckCodeInvalid(string varNameToCheck);
}
public class BitMaskRestriction : IRestriction
{
UInt32 mask;
public BitMaskRestriction(UInt32 mask)
{
this.mask = mask;
}
public string GetCheckCodeValid(string varNameToCheck)
{
return String.Format("(({0} & {1}) == {0})", varNameToCheck, this.mask);
}
public string GetCheckCodeInvalid(string varNameToCheck)
{
return String.Format("(({0} & {1}) != {0})", varNameToCheck, this.mask);
}
}
public class IsEqualRestriction : IRestriction
{
private Int64 value;
public IsEqualRestriction(Int64 value)
{
this.value = value;
}
public long Value
{
get { return value; }
}
public string GetCheckCodeValid(string varNameToCheck)
{
return String.Format("({0} == {1})", varNameToCheck, this.value);
}
public string GetCheckCodeInvalid(string varNameToCheck)
{
return String.Format("({0} != {1})", varNameToCheck, this.value);
}
}
public class IsInRangeRestriction : IRestriction
{
private Int64 rangeStart;
private Int64 rangeEnd;
public IsInRangeRestriction(Int64 rangeStart, Int64 rangeEnd)
{
this.rangeStart = rangeStart;
this.rangeEnd = rangeEnd;
}
public long RangeStart
{
get { return this.rangeStart; }
}
public long RangeEnd
{
get { return this.rangeEnd; }
}
public string GetCheckCodeValid(string varNameToCheck)
{
return String.Format("(({0} >= {1}) && ({0} <= {2}))", varNameToCheck, this.rangeStart, this.rangeEnd);
}
public string GetCheckCodeInvalid(string varNameToCheck)
{
return String.Format("(({0} < {1}) || ({0} > {2}))", varNameToCheck, this.rangeStart, this.rangeEnd);
}
}
}

199
ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/LwipSnmp.cs vendored Normal file
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/*
* 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;
namespace LwipSnmpCodeGeneration
{
public static class LwipOpts
{
public static bool GenerateEmptyFolders = false;
/// <summary>
/// If a tree node only has scalar nodes as child nodes, it is replaced by
/// a single scalar array node in order to save memory and have only one single get/test/set method for all scalars.
/// </summary>
public static bool GenerateScalarArrays = true;
/// <summary>
/// If a tree node has multiple scalars as subnodes as well as other treenodes it
/// defines a single get/test/set method for all scalar child node.
/// (without other treenodes as child it would have been converted to scalar array node).
/// </summary>
public static bool GenerateSingleAccessMethodsForTreeNodeScalars = GenerateScalarArrays;
}
public static class LwipDefs
{
public const string Null = "NULL";
public const string Vt_U8 = "u8_t";
public const string Vt_U16 = "u16_t";
public const string Vt_U32 = "u32_t";
public const string Vt_S8 = "s8_t";
public const string Vt_S16 = "s16_t";
public const string Vt_S32 = "s32_t";
public const string Vt_Snmp_err = "snmp_err_t";
public const string Incl_SnmpOpts = "lwip/apps/snmp_opts.h";
public const string Opt_SnmpEnabled = "LWIP_SNMP";
public const string Vt_StMib = "struct snmp_mib";
public const string Vt_StObjectId = "struct snmp_obj_id";
public const string Vt_StNode = "struct snmp_node";
public const string Vt_StNodeInstance = "struct snmp_node_instance";
public const string Vt_StTreeNode = "struct snmp_tree_node";
public const string Vt_StScalarNode = "struct snmp_scalar_node";
public const string Vt_StScalarArrayNode = "struct snmp_scalar_array_node";
public const string Vt_StScalarArrayNodeDef = "struct snmp_scalar_array_node_def";
public const string Vt_StTableNode = "struct snmp_table_node";
public const string Vt_StTableColumnDef = "struct snmp_table_col_def";
public const string Vt_StNextOidState = "struct snmp_next_oid_state";
public const string Def_NodeAccessReadOnly = "SNMP_NODE_INSTANCE_READ_ONLY";
public const string Def_NodeAccessReadWrite = "SNMP_NODE_INSTANCE_READ_WRITE";
public const string Def_NodeAccessWriteOnly = "SNMP_NODE_INSTANCE_WRITE_ONLY";
public const string Def_NodeAccessNotAccessible = "SNMP_NODE_INSTANCE_NOT_ACCESSIBLE";
public const string Def_ErrorCode_Ok = "SNMP_ERR_NOERROR";
public const string Def_ErrorCode_WrongValue = "SNMP_ERR_WRONGVALUE";
public const string Def_ErrorCode_NoSuchInstance = "SNMP_ERR_NOSUCHINSTANCE";
public const string FnctSuffix_GetValue = "_get_value";
public const string FnctSuffix_SetTest = "_set_test";
public const string FnctSuffix_SetValue = "_set_value";
public const string FnctSuffix_GetInstance = "_get_instance";
public const string FnctSuffix_GetNextInstance = "_get_next_instance";
public const string FnctName_SetTest_Ok = "snmp_set_test_ok";
public static string GetLwipDefForSnmpAccessMode(SnmpAccessMode am)
{
switch (am)
{
case SnmpAccessMode.ReadOnly: return Def_NodeAccessReadOnly;
case SnmpAccessMode.ReadWrite: return Def_NodeAccessReadWrite;
case SnmpAccessMode.NotAccessible: return Def_NodeAccessNotAccessible;
case SnmpAccessMode.WriteOnly: return Def_NodeAccessWriteOnly;
default: throw new NotSupportedException("Unknown SnmpAccessMode!");
}
}
public static string GetAsn1DefForSnmpDataType(SnmpDataType dt)
{
switch (dt)
{
// primitive
case SnmpDataType.Null:
return "SNMP_ASN1_TYPE_NULL";
case SnmpDataType.Bits:
case SnmpDataType.OctetString:
return "SNMP_ASN1_TYPE_OCTET_STRING";
case SnmpDataType.ObjectIdentifier:
return "SNMP_ASN1_TYPE_OBJECT_ID";
case SnmpDataType.Integer:
return "SNMP_ASN1_TYPE_INTEGER";
// application
case SnmpDataType.IpAddress:
return "SNMP_ASN1_TYPE_IPADDR";
case SnmpDataType.Counter:
return "SNMP_ASN1_TYPE_COUNTER";
case SnmpDataType.Gauge:
return "SNMP_ASN1_TYPE_GAUGE";
case SnmpDataType.TimeTicks:
return "SNMP_ASN1_TYPE_TIMETICKS";
case SnmpDataType.Opaque:
return "SNMP_ASN1_TYPE_OPAQUE";
case SnmpDataType.Counter64:
return "SNMP_ASN1_TYPE_COUNTER64";
default:
throw new NotSupportedException("Unknown SnmpDataType!");
}
}
public static string GetLengthForSnmpDataType(SnmpDataType dt)
{
switch (dt)
{
case SnmpDataType.Null:
return "0";
case SnmpDataType.Integer:
case SnmpDataType.Counter:
case SnmpDataType.IpAddress:
case SnmpDataType.Gauge:
case SnmpDataType.TimeTicks:
return "4";
case SnmpDataType.Counter64:
return "8";
case SnmpDataType.OctetString:
case SnmpDataType.ObjectIdentifier:
case SnmpDataType.Bits:
case SnmpDataType.Opaque:
return null;
default:
throw new NotSupportedException("Unknown SnmpDataType!");
}
}
}
public enum SnmpDataType
{
Null,
Integer, // INTEGER, Integer32
Counter, // Counter, Counter32
Gauge, // Gauge, Gauge32, Unsigned32
TimeTicks,
Counter64,
OctetString,
Opaque,
Bits,
ObjectIdentifier,
IpAddress,
}
public enum SnmpAccessMode
{
ReadOnly,
ReadWrite,
WriteOnly,
NotAccessible
}
}

72
ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/LwipSnmpCodeGeneration.csproj vendored Normal file
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<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
<ProductVersion>8.0.30703</ProductVersion>
<SchemaVersion>2.0</SchemaVersion>
<ProjectGuid>{AABCAB90-1540-45D4-A159-14831A54E9A3}</ProjectGuid>
<OutputType>Library</OutputType>
<AppDesignerFolder>Properties</AppDesignerFolder>
<RootNamespace>LwipSnmpCodeGeneration</RootNamespace>
<AssemblyName>LwipSnmpCodeGeneration</AssemblyName>
<TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
<FileAlignment>512</FileAlignment>
<TargetFrameworkProfile />
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
<DebugSymbols>true</DebugSymbols>
<DebugType>full</DebugType>
<Optimize>false</Optimize>
<OutputPath>bin\Debug\</OutputPath>
<DefineConstants>DEBUG;TRACE</DefineConstants>
<ErrorReport>prompt</ErrorReport>
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
<DebugType>pdbonly</DebugType>
<Optimize>true</Optimize>
<OutputPath>bin\Release\</OutputPath>
<DefineConstants>TRACE</DefineConstants>
<ErrorReport>prompt</ErrorReport>
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<ItemGroup>
<Reference Include="System" />
</ItemGroup>
<ItemGroup>
<Compile Include="IRestriction.cs" />
<Compile Include="SnmpScalarNodeCounter64.cs" />
<Compile Include="SnmpScalarNodeTruthValue.cs" />
<Compile Include="SnmpScalarAggregationNode.cs" />
<Compile Include="SnmpTableNode.cs" />
<Compile Include="SnmpScalarArrayNode.cs" />
<Compile Include="MibHeaderFile.cs" />
<Compile Include="SnmpScalarNodeBits.cs" />
<Compile Include="SnmpMib.cs" />
<Compile Include="SnmpScalarNodeInt.cs" />
<Compile Include="SnmpScalarNodeObjectIdentifier.cs" />
<Compile Include="SnmpScalarNodeOctetString.cs" />
<Compile Include="SnmpScalarNodeUint.cs" />
<Compile Include="SnmpTreeNode.cs" />
<Compile Include="LwipSnmp.cs" />
<Compile Include="MibCFile.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="SnmpNode.cs" />
<Compile Include="SnmpScalarNode.cs" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\CCodeGeneration\CCodeGeneration.csproj">
<Project>{7DA7C0AB-0982-4BF5-9324-F59A7A08D65B}</Project>
<Name>CCodeGeneration</Name>
</ProjectReference>
</ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
<!-- To modify your build process, add your task inside one of the targets below and uncomment it.
Other similar extension points exist, see Microsoft.Common.targets.
<Target Name="BeforeBuild">
</Target>
<Target Name="AfterBuild">
</Target>
-->
</Project>

196
ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/MibCFile.cs vendored Normal file
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/*
* 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.Collections.Generic;
using CCodeGeneration;
using System;
using System.IO;
namespace LwipSnmpCodeGeneration
{
public class MibCFile
{
#region Fields
private const string PreservedSectionMarker = "LWIP MIB generator - preserved section begin";
private const string PreservedSectionHeader =
"+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n" +
PreservedSectionMarker + "\n" +
"Code below is preserved on regeneration. Remove these comment lines to regenerate code.\n" +
"+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++";
private readonly List<CodeElement> includes = new List<CodeElement>();
private readonly List<CodeElement> defines = new List<CodeElement>();
private readonly List<CodeElement> declarations = new List<CodeElement>();
private readonly List<CodeElement> implementation = new List<CodeElement>();
private readonly List<CodeElement> preservedCode = new List<CodeElement>();
#endregion
public MibCFile()
{
}
#region Accessors
public List<CodeElement> Includes
{
get { return this.includes; }
}
public List<CodeElement> Defines
{
get { return this.defines; }
}
public List<CodeElement> Declarations
{
get { return this.declarations; }
}
public List<CodeElement> Implementation
{
get { return this.implementation; }
}
public List<CodeElement> PreservedCode
{
get { return this.preservedCode; }
}
#endregion
#region Methods
public void Save(CGenerator cGenerator)
{
CFile cFile = new CFile();
cFile.AddElement(new Comment("Generated by LwipMibCompiler"));
cFile.AddElement(EmptyLine.SingleLine);
cFile.AddElement(new PP_Include(LwipDefs.Incl_SnmpOpts));
CodeContainerBase e = cFile.AddElement(new PP_If(LwipDefs.Opt_SnmpEnabled)) as CodeContainerBase;
e.AddElement(EmptyLine.SingleLine);
// include header file
string file = cGenerator.FileName;
if (!String.IsNullOrWhiteSpace(file))
{
string ext = System.IO.Path.GetExtension(file);
string headerFile = !String.IsNullOrEmpty(ext) ? file.Substring(0, file.Length - ext.Length) : file;
headerFile += ".h";
e.AddElement(new PP_Include(headerFile));
}
// include common snmp files
e.AddElement(new PP_Include("lwip/apps/snmp.h"));
e.AddElement(new PP_Include("lwip/apps/snmp_core.h"));
e.AddElement(new PP_Include("lwip/apps/snmp_scalar.h"));
e.AddElement(new PP_Include("lwip/apps/snmp_table.h"));
if (this.includes.Count > 0)
{
e.AddElement(EmptyLine.SingleLine);
e.AddElements(this.includes);
}
if (this.defines.Count > 0)
{
e.AddElement(EmptyLine.SingleLine);
e.AddElements(this.defines);
}
if (this.declarations.Count > 0)
{
e.AddElement(EmptyLine.TwoLines);
e.AddElements(this.declarations);
}
if (this.implementation.Count > 0)
{
e.AddElement(EmptyLine.TwoLines);
e.AddElements(this.implementation);
}
if (this.preservedCode.Count > 0)
{
e.AddElement(EmptyLine.TwoLines);
e.AddElement(new Comment(PreservedSectionHeader));
e.AddElement(EmptyLine.SingleLine);
e.AddElements(this.preservedCode);
}
cFile.Save(cGenerator);
}
public static string GetPreservedCode(string file)
{
if (File.Exists(file))
{
using (StreamReader fileStream = new StreamReader(file))
{
while (!fileStream.EndOfStream)
{
string line = fileStream.ReadLine();
if (line == PreservedSectionMarker)
{
break;
}
}
if (!fileStream.EndOfStream)
{
// skip the rest of the comment + spacer line
fileStream.ReadLine(); // "Code below is preserved...
fileStream.ReadLine(); // "+++++++++++++++++++++++...
fileStream.ReadLine(); // */
fileStream.ReadLine(); //
string preservedCode = fileStream.ReadToEnd();
int lastEndif = preservedCode.LastIndexOf("#endif", StringComparison.Ordinal);
preservedCode = preservedCode.Remove(lastEndif);
return preservedCode;
}
}
}
return null;
}
#endregion
}
}

129
ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/MibHeaderFile.cs vendored Normal file
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/*
* 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.Collections.Generic;
using System.Text.RegularExpressions;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class MibHeaderFile
{
#region Fields
private readonly List<CodeElement> defines = new List<CodeElement>();
private readonly List<CodeElement> includes = new List<CodeElement>();
private readonly List<CodeElement> functionDeclarations = new List<CodeElement>();
private readonly List<CodeElement> variableDeclarations = new List<CodeElement>();
#endregion
public MibHeaderFile()
{
}
#region Accessors
public List<CodeElement> Defines
{
get { return this.defines; }
}
public List<CodeElement> Includes
{
get { return this.includes; }
}
public List<CodeElement> FunctionDeclarations
{
get { return this.functionDeclarations; }
}
public List<CodeElement> VariableDeclarations
{
get { return this.variableDeclarations; }
}
#endregion
#region Methods
public void Save(CGenerator cGenerator)
{
CFile cFile = new CFile();
cFile.AddElement(new Comment("Generated by LwipMibCompiler"));
cFile.AddElement(EmptyLine.SingleLine);
string headerDefine = cGenerator.FileName;
headerDefine = new Regex("[^a-zA-Z0-9]").Replace(headerDefine, "_");
headerDefine = headerDefine.ToUpperInvariant();
CodeContainerBase e = cFile.AddElement(new PP_Ifdef(headerDefine, inverted: true)) as CodeContainerBase;
e.AddElement(new PP_Macro(headerDefine, headerDefine));
e.AddElement(EmptyLine.SingleLine);
e.AddElement(new PP_Include(LwipDefs.Incl_SnmpOpts));
e = e.AddElement(new PP_If(LwipDefs.Opt_SnmpEnabled)) as CodeContainerBase;
e.AddElement(EmptyLine.SingleLine);
CodeContainerBase cplusplusopen = e.AddElement(new PP_Ifdef("__cplusplus")) as CodeContainerBase;
cplusplusopen.AddElement(new Code("extern \"C\" {"));
e.AddElement(EmptyLine.SingleLine);
if (this.includes.Count > 0)
{
e.AddElements(this.includes);
e.AddElement(EmptyLine.SingleLine);
}
if (this.defines.Count > 0)
{
e.AddElements(this.defines);
e.AddElement(EmptyLine.SingleLine);
}
e.AddElements(this.functionDeclarations, EmptyLine.SingleLine);
e.AddElements(this.variableDeclarations, EmptyLine.SingleLine);
e.AddElement(EmptyLine.SingleLine);
CodeContainerBase cplusplusclose = e.AddElement(new PP_Ifdef("__cplusplus")) as CodeContainerBase;
cplusplusclose.AddElement(new Code("}"));
e.AddElement(EmptyLine.SingleLine);
cFile.Save(cGenerator);
}
#endregion
}
}

36
ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/Properties/AssemblyInfo.cs vendored Normal file
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using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
// Allgemeine Informationen über eine Assembly werden über die folgenden
// Attribute gesteuert. Ändern Sie diese Attributwerte, um die Informationen zu ändern,
// die mit einer Assembly verknüpft sind.
[assembly: AssemblyTitle("LwipSnmpCodeGeneration")]
[assembly: AssemblyDescription("")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyCompany("")]
[assembly: AssemblyProduct("LwipSnmpCodeGeneration")]
[assembly: AssemblyCopyright("Copyright © 2015")]
[assembly: AssemblyTrademark("")]
[assembly: AssemblyCulture("")]
// Durch Festlegen von ComVisible auf "false" werden die Typen in dieser Assembly unsichtbar
// für COM-Komponenten. Wenn Sie auf einen Typ in dieser Assembly von
// COM zugreifen müssen, legen Sie das ComVisible-Attribut für diesen Typ auf "true" fest.
[assembly: ComVisible(false)]
// Die folgende GUID bestimmt die ID der Typbibliothek, wenn dieses Projekt für COM verfügbar gemacht wird
[assembly: Guid("8cfbbb8b-dfbb-4dd5-80c9-e07845dd58c9")]
// Versionsinformationen für eine Assembly bestehen aus den folgenden vier Werten:
//
// Hauptversion
// Nebenversion
// Buildnummer
// Revision
//
// Sie können alle Werte angeben oder die standardmäßigen Build- und Revisionsnummern
// übernehmen, indem Sie "*" eingeben:
// [assembly: AssemblyVersion("1.0.*")]
[assembly: AssemblyVersion("1.0.0.0")]
[assembly: AssemblyFileVersion("1.0.0.0")]

97
ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/SnmpMib.cs vendored Normal file
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/*
* 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.Text;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpMib : SnmpTreeNode
{
public uint[] BaseOid { get; set; }
public SnmpMib()
: base(null)
{
}
public SnmpMib(uint[] baseOid)
: base(null)
{
this.BaseOid = baseOid;
}
public override string FullNodeName
{
get { return this.Name.ToLowerInvariant() + "_root"; }
}
public override void GenerateCode(MibCFile mibFile)
{
base.GenerateCode(mibFile);
System.Diagnostics.Debug.Assert((this.BaseOid != null) && (this.BaseOid.Length > 0));
// create and add BaseOID declarations
StringBuilder boidInitialization = new StringBuilder("{");
foreach (uint t in this.BaseOid)
{
boidInitialization.Append(t);
boidInitialization.Append(",");
}
boidInitialization.Length -= 1;
boidInitialization.Append("}");
VariableDeclaration boidDecl = new VariableDeclaration(
new VariableType(this.Name.ToLowerInvariant() + "_base_oid", LwipDefs.Vt_U32, null, ConstType.Value, String.Empty),
boidInitialization.ToString(), true);
mibFile.Declarations.Add(boidDecl);
mibFile.Declarations.Add(GetExportDeclaration());
}
public override void GenerateHeaderCode(MibHeaderFile mibHeaderFile)
{
mibHeaderFile.Includes.Add(new PP_Include("lwip/apps/snmp_core.h"));
mibHeaderFile.VariableDeclarations.Add(VariablePrototype.FromVariableDeclaration(GetExportDeclaration()));
}
VariableDeclaration GetExportDeclaration()
{
return new VariableDeclaration(
new VariableType(this.Name.ToLowerInvariant(), LwipDefs.Vt_StMib, null, ConstType.Value),
String.Format("{{{0}_base_oid, LWIP_ARRAYSIZE({0}_base_oid), &{1}.node}}", this.Name.ToLowerInvariant(), this.FullNodeName));
}
}
}

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/*
* 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.Text.RegularExpressions;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public abstract class SnmpNode
{
public static readonly Regex NameValidationRegex = new Regex(@"^\w+$");
private string name;
private readonly SnmpTreeNode parentNode;
protected SnmpNode(SnmpTreeNode parentNode)
{
this.parentNode = parentNode;
}
public SnmpTreeNode ParentNode
{
get { return this.parentNode; }
}
public virtual uint Oid { get; set; }
public abstract string FullNodeName
{
get;
}
public virtual string Name
{
get { return this.name; }
set
{
if (value != this.name)
{
// check for valid name
if (!NameValidationRegex.IsMatch(value))
{
throw new ArgumentOutOfRangeException("Name");
}
this.name = value;
}
}
}
public virtual void Generate(MibCFile generatedFile, MibHeaderFile generatedHeaderFile)
{
int declCount = generatedFile.Declarations.Count;
int implCount = generatedFile.Implementation.Count;
this.GenerateHeaderCode(generatedHeaderFile);
this.GenerateCode(generatedFile);
if (generatedFile.Declarations.Count != declCount)
{
generatedFile.Declarations.Add(EmptyLine.SingleLine);
}
if (generatedFile.Implementation.Count != implCount)
{
generatedFile.Implementation.Add(EmptyLine.SingleLine);
}
}
public abstract void GenerateCode(MibCFile mibFile);
public virtual void GenerateHeaderCode(MibHeaderFile mibHeaderFile)
{
}
/// <summary>
/// Called after node structure creation is completed and before code is created.
/// Offers the possibility to perform operations depending on properties/subnodes.
/// If the node shall be transformed to another node(-type) than the own instance
/// may be replaced on parent node by the transformed instance.
/// Calling sequence is always from leafs up to root. So a tree node can assume
/// that the analyze method was already called on all child nodes.
/// E.g. a tree node only has scalar sub nodes -> it transforms itself to a scalar array node
/// </summary>
/// <returns>The transformed node or null if nothing shall be changed in parent structure.</returns>
public virtual void Analyze()
{
}
}
}

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/*
* 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.Collections.Generic;
using System.Globalization;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public abstract class SnmpScalarAggregationNode: SnmpNode
{
private bool getMethodRequired = false;
private bool testMethodRequired = false;
private bool setMethodRequired = false;
protected SnmpScalarAggregationNode(SnmpTreeNode parentNode)
: base(parentNode)
{
}
protected virtual string GetMethodName
{
get { return this.FullNodeName + LwipDefs.FnctSuffix_GetValue; }
}
protected bool GetMethodRequired
{
get { return this.getMethodRequired; }
}
protected virtual string TestMethodName
{
get { return this.FullNodeName + LwipDefs.FnctSuffix_SetTest; }
}
protected bool TestMethodRequired
{
get { return this.testMethodRequired; }
}
protected virtual string SetMethodName
{
get { return this.FullNodeName + LwipDefs.FnctSuffix_SetValue; }
}
protected bool SetMethodRequired
{
get { return this.setMethodRequired; }
}
protected abstract IEnumerable<SnmpScalarNode> AggregatedScalarNodes
{
get;
}
public override void Analyze()
{
base.Analyze();
this.getMethodRequired = false;
this.testMethodRequired = false;
this.setMethodRequired = false;
foreach (SnmpScalarNode scalarNode in this.AggregatedScalarNodes)
{
if ((scalarNode.AccessMode == SnmpAccessMode.ReadOnly) || (scalarNode.AccessMode == SnmpAccessMode.ReadWrite))
{
this.getMethodRequired = true;
}
if ((scalarNode.AccessMode == SnmpAccessMode.WriteOnly) || (scalarNode.AccessMode == SnmpAccessMode.ReadWrite))
{
this.testMethodRequired = true;
this.setMethodRequired = true;
}
if (this.getMethodRequired && this.setMethodRequired)
{
break;
}
}
}
protected void GenerateAggregatedCode(MibCFile mibFile, VariableType instanceType, string switchSelector, bool generateDeclarations = true, bool generateImplementations = true)
{
if (this.getMethodRequired)
{
FunctionDeclaration getMethodDecl = new FunctionDeclaration(this.GetMethodName, isStatic: true);
getMethodDecl.Parameter.Add(instanceType);
getMethodDecl.Parameter.Add(new VariableType("value", VariableType.VoidString, "*"));
getMethodDecl.ReturnType = new VariableType(null, LwipDefs.Vt_S16);
if (generateDeclarations)
{
mibFile.Declarations.Add(getMethodDecl);
}
if (generateImplementations)
{
Function getMethod = Function.FromDeclaration(getMethodDecl);
GenerateGetMethodCode(getMethod, switchSelector);
mibFile.Implementation.Add(getMethod);
}
}
if (this.testMethodRequired)
{
FunctionDeclaration testMethodDecl = new FunctionDeclaration(this.TestMethodName, isStatic: true);
testMethodDecl.Parameter.Add(instanceType);
testMethodDecl.Parameter.Add(new VariableType("len", LwipDefs.Vt_U16));
testMethodDecl.Parameter.Add(new VariableType("value", VariableType.VoidString, "*"));
testMethodDecl.ReturnType = new VariableType(null, LwipDefs.Vt_Snmp_err);
if (generateDeclarations)
{
mibFile.Declarations.Add(testMethodDecl);
}
if (generateImplementations)
{
Function testMethod = Function.FromDeclaration(testMethodDecl);
GenerateTestMethodCode(testMethod, switchSelector);
mibFile.Implementation.Add(testMethod);
}
}
if (this.setMethodRequired)
{
FunctionDeclaration setMethodDecl = new FunctionDeclaration(this.SetMethodName, isStatic: true);
setMethodDecl.Parameter.Add(instanceType);
setMethodDecl.Parameter.Add(new VariableType("len", LwipDefs.Vt_U16));
setMethodDecl.Parameter.Add(new VariableType("value", VariableType.VoidString, "*"));
setMethodDecl.ReturnType = new VariableType(null, LwipDefs.Vt_Snmp_err);
if (generateDeclarations)
{
mibFile.Declarations.Add(setMethodDecl);
}
if (generateImplementations)
{
Function setMethod = Function.FromDeclaration(setMethodDecl);
GenerateSetMethodCode(setMethod, switchSelector);
mibFile.Implementation.Add(setMethod);
}
}
}
protected virtual void GenerateGetMethodCode(Function getMethod, string switchSelector)
{
VariableDeclaration returnValue = new VariableDeclaration((VariableType)getMethod.ReturnType.Clone());
returnValue.Type.Name = "value_len";
getMethod.Declarations.Add(returnValue);
Switch sw = new Switch(switchSelector);
bool valueVarUsed = false;
foreach (SnmpScalarNode scalarNode in this.AggregatedScalarNodes)
{
if ((scalarNode.AccessMode == SnmpAccessMode.ReadOnly) || (scalarNode.AccessMode == SnmpAccessMode.ReadWrite))
{
SwitchCase sc = new SwitchCase(scalarNode.Oid.ToString(CultureInfo.InvariantCulture));
sc.Declarations.Add(new Comment(scalarNode.Name, singleLine: true));
scalarNode.GenerateGetMethodCode(sc, getMethod.Parameter[1].Name, ref valueVarUsed, returnValue.Type.Name);
sw.Switches.Add(sc);
}
}
SwitchCase scd = SwitchCase.GenerateDefault();
scd.AddCodeFormat("LWIP_DEBUGF(SNMP_MIB_DEBUG,(\"{0}(): unknown id: %\"S32_F\"\\n\", {1}));", getMethod.Name, switchSelector);
scd.AddCodeFormat("{0} = 0;", returnValue.Type.Name);
sw.Switches.Add(scd);
if (!valueVarUsed)
{
getMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", getMethod.Parameter[1].Name);
}
getMethod.AddElement(sw);
getMethod.AddCodeFormat("return {0};", returnValue.Type.Name);
}
protected virtual void GenerateTestMethodCode(Function testMethod, string switchSelector)
{
VariableDeclaration returnValue = new VariableDeclaration((VariableType)testMethod.ReturnType.Clone(), LwipDefs.Def_ErrorCode_WrongValue);
returnValue.Type.Name = "err";
testMethod.Declarations.Add(returnValue);
Switch sw = new Switch(switchSelector);
bool valueVarUsed = false;
bool lenVarUsed = false;
foreach (SnmpScalarNode scalarNode in this.AggregatedScalarNodes)
{
if ((scalarNode.AccessMode == SnmpAccessMode.WriteOnly) || (scalarNode.AccessMode == SnmpAccessMode.ReadWrite))
{
SwitchCase sc = new SwitchCase(scalarNode.Oid.ToString(CultureInfo.InvariantCulture));
sc.Declarations.Add(new Comment(scalarNode.Name, singleLine: true));
scalarNode.GenerateTestMethodCode(sc, testMethod.Parameter[2].Name, ref valueVarUsed, testMethod.Parameter[1].Name, ref lenVarUsed, returnValue.Type.Name);
sw.Switches.Add(sc);
}
}
SwitchCase scd = SwitchCase.GenerateDefault();
scd.AddCodeFormat("LWIP_DEBUGF(SNMP_MIB_DEBUG,(\"{0}(): unknown id: %\"S32_F\"\\n\", {1}));", testMethod.Name, switchSelector);
sw.Switches.Add(scd);
if (!valueVarUsed)
{
testMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", testMethod.Parameter[2].Name);
}
if (!lenVarUsed)
{
testMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", testMethod.Parameter[1].Name);
}
testMethod.AddElement(sw);
testMethod.AddCodeFormat("return {0};", returnValue.Type.Name);
}
protected virtual void GenerateSetMethodCode(Function setMethod, string switchSelector)
{
VariableDeclaration returnValue = new VariableDeclaration((VariableType)setMethod.ReturnType.Clone(), LwipDefs.Def_ErrorCode_Ok);
returnValue.Type.Name = "err";
setMethod.Declarations.Add(returnValue);
Switch sw = new Switch(switchSelector);
bool valueVarUsed = false;
bool lenVarUsed = false;
foreach (SnmpScalarNode scalarNode in this.AggregatedScalarNodes)
{
if ((scalarNode.AccessMode == SnmpAccessMode.WriteOnly) || (scalarNode.AccessMode == SnmpAccessMode.ReadWrite))
{
SwitchCase sc = new SwitchCase(scalarNode.Oid.ToString(CultureInfo.InvariantCulture));
sc.Declarations.Add(new Comment(scalarNode.Name, singleLine: true));
scalarNode.GenerateSetMethodCode(sc, setMethod.Parameter[2].Name, ref valueVarUsed, setMethod.Parameter[1].Name, ref lenVarUsed, returnValue.Type.Name);
sw.Switches.Add(sc);
}
}
SwitchCase scd = SwitchCase.GenerateDefault();
scd.AddCodeFormat("LWIP_DEBUGF(SNMP_MIB_DEBUG,(\"{0}(): unknown id: %\"S32_F\"\\n\", {1}));", setMethod.Name, switchSelector);
sw.Switches.Add(scd);
if (!valueVarUsed)
{
setMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", setMethod.Parameter[2].Name);
}
if (!lenVarUsed)
{
setMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", setMethod.Parameter[1].Name);
}
setMethod.AddElement(sw);
setMethod.AddCodeFormat("return {0};", returnValue.Type.Name);
}
}
}

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/*
* 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;
using System.Text;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpScalarArrayNode : SnmpScalarAggregationNode
{
private readonly List<SnmpScalarNode> scalarNodes;
public SnmpScalarArrayNode(List<SnmpScalarNode> scalarNodes, SnmpTreeNode parentNode)
: base(parentNode)
{
this.scalarNodes = scalarNodes;
}
public override string FullNodeName
{
get { return this.Name.ToLowerInvariant() + "_scalars"; }
}
protected override IEnumerable<SnmpScalarNode> AggregatedScalarNodes
{
get { return this.scalarNodes; }
}
public override void GenerateCode(MibCFile mibFile)
{
VariableType instanceType = new VariableType("node", LwipDefs.Vt_StScalarArrayNodeDef, "*", ConstType.Value);
GenerateAggregatedCode(
mibFile,
instanceType,
instanceType.Name + "->oid");
// create and add node definitions
StringBuilder nodeDefs = new StringBuilder();
foreach (SnmpScalarNode scalarNode in this.scalarNodes)
{
nodeDefs.AppendFormat(" {{{0}, {1}, {2}}}, /* {3} */ \n",
scalarNode.Oid,
LwipDefs.GetAsn1DefForSnmpDataType(scalarNode.DataType),
LwipDefs.GetLwipDefForSnmpAccessMode(scalarNode.AccessMode),
scalarNode.Name);
}
if (nodeDefs.Length > 0)
nodeDefs.Length--;
VariableDeclaration nodeDefsDecl = new VariableDeclaration(
new VariableType(this.FullNodeName + "_nodes", LwipDefs.Vt_StScalarArrayNodeDef, null, ConstType.Value, String.Empty),
"{\n" + nodeDefs + "\n}" ,
isStatic: true);
mibFile.Declarations.Add(nodeDefsDecl);
// create and add node declaration
string nodeInitialization = String.Format("SNMP_SCALAR_CREATE_ARRAY_NODE({0}, {1}, {2}, {3}, {4})",
this.Oid,
nodeDefsDecl.Type.Name,
(this.GetMethodRequired) ? this.GetMethodName : LwipDefs.Null,
(this.TestMethodRequired) ? this.TestMethodName : LwipDefs.Null,
(this.SetMethodRequired) ? this.SetMethodName : LwipDefs.Null
);
mibFile.Declarations.Add(new VariableDeclaration(
new VariableType(this.FullNodeName, LwipDefs.Vt_StScalarArrayNode, null, ConstType.Value),
nodeInitialization,
isStatic: true));
}
}
}

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/*
* 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;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpScalarNode: SnmpNode
{
protected const string LocalValueName = "v"; // name of (casted) local value variable
private SnmpDataType dataType;
private SnmpAccessMode accessMode;
private readonly List<IRestriction> restrictions = new List<IRestriction>();
private bool useExternalMethods = false;
private string externalGetMethod;
private string externalTestMethod;
private string externalSetMethod;
public SnmpScalarNode(SnmpTreeNode parentNode)
: base(parentNode)
{
}
public override string FullNodeName
{
get { return this.Name.ToLowerInvariant() + "_scalar"; }
}
public SnmpDataType DataType
{
get { return this.dataType; }
set { this.dataType = value; }
}
public List<IRestriction> Restrictions
{
get { return this.restrictions; }
}
public SnmpAccessMode AccessMode
{
get { return this.accessMode; }
set { this.accessMode = value; }
}
public virtual string FixedValueLength
{
get { return null; }
}
/// <summary>
/// If scalar is used as a table index its value becomes part of the OID. This value returns how many OID parts are required to represent this value.
/// </summary>
public virtual int OidRepresentationLen
{
get { return -1; }
}
public bool UseExternalMethods
{
get { return this.useExternalMethods; }
set { this.useExternalMethods = value; }
}
public string ExternalGetMethod
{
get { return this.externalGetMethod; }
set { this.externalGetMethod = value; }
}
public string ExternalTestMethod
{
get { return this.externalTestMethod; }
set { this.externalTestMethod = value; }
}
public string ExternalSetMethod
{
get { return this.externalSetMethod; }
set { this.externalSetMethod = value; }
}
public override void GenerateCode(MibCFile mibFile)
{
string getMethodName;
string testMethodName;
string setMethodName;
if (this.useExternalMethods)
{
getMethodName = this.externalGetMethod;
testMethodName = this.externalTestMethod;
setMethodName = this.externalSetMethod;
}
else
{
getMethodName = LwipDefs.Null;
testMethodName = LwipDefs.Null;
setMethodName = LwipDefs.Null;
if ((this.accessMode == SnmpAccessMode.ReadWrite) || (this.accessMode == SnmpAccessMode.ReadOnly))
{
FunctionDeclaration getMethodDecl = new FunctionDeclaration(this.Name + LwipDefs.FnctSuffix_GetValue, isStatic: true);
getMethodDecl.Parameter.Add(new VariableType("instance", LwipDefs.Vt_StNodeInstance, "*"));
getMethodDecl.Parameter.Add(new VariableType("value", VariableType.VoidString, "*"));
getMethodDecl.ReturnType = new VariableType(null, LwipDefs.Vt_S16);
mibFile.Declarations.Add(getMethodDecl);
Function getMethod = Function.FromDeclaration(getMethodDecl);
getMethodName = getMethod.Name;
VariableDeclaration returnValue = new VariableDeclaration((VariableType)getMethod.ReturnType.Clone());
returnValue.Type.Name = "value_len";
getMethod.Declarations.Add(returnValue);
getMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", getMethod.Parameter[0].Name);
bool valueVarUsed = false;
GenerateGetMethodCode(getMethod, getMethod.Parameter[1].Name, ref valueVarUsed, returnValue.Type.Name);
if (!valueVarUsed)
{
getMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", getMethod.Parameter[1].Name);
}
getMethod.AddCodeFormat("return {0};", returnValue.Type.Name);
mibFile.Implementation.Add(getMethod);
}
if ((this.accessMode == SnmpAccessMode.ReadWrite) || (this.accessMode == SnmpAccessMode.WriteOnly))
{
bool valueVarUsed;
bool lenVarUsed;
VariableDeclaration returnValue;
if (this.restrictions.Count > 0)
{
FunctionDeclaration testMethodDecl = new FunctionDeclaration(this.Name + LwipDefs.FnctSuffix_SetTest, isStatic: true);
testMethodDecl.Parameter.Add(new VariableType("instance", LwipDefs.Vt_StNodeInstance, "*"));
testMethodDecl.Parameter.Add(new VariableType("len", LwipDefs.Vt_U16));
testMethodDecl.Parameter.Add(new VariableType("value", VariableType.VoidString, "*"));
testMethodDecl.ReturnType = new VariableType(null, LwipDefs.Vt_Snmp_err);
mibFile.Declarations.Add(testMethodDecl);
Function testMethod = Function.FromDeclaration(testMethodDecl);
testMethodName = testMethod.Name;
returnValue = new VariableDeclaration((VariableType)testMethod.ReturnType.Clone(), LwipDefs.Def_ErrorCode_WrongValue);
returnValue.Type.Name = "err";
testMethod.Declarations.Add(returnValue);
testMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", testMethod.Parameter[0].Name);
valueVarUsed = false;
lenVarUsed = false;
GenerateTestMethodCode(testMethod, testMethod.Parameter[2].Name, ref valueVarUsed, testMethod.Parameter[1].Name, ref lenVarUsed, returnValue.Type.Name);
if (!valueVarUsed)
{
testMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", testMethod.Parameter[2].Name);
}
if (!lenVarUsed)
{
testMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", testMethod.Parameter[1].Name);
}
testMethod.AddCodeFormat("return {0};", returnValue.Type.Name);
mibFile.Implementation.Add(testMethod);
}
else
{
testMethodName = LwipDefs.FnctName_SetTest_Ok;
}
FunctionDeclaration setMethodDecl = null;
setMethodDecl = new FunctionDeclaration(this.Name + LwipDefs.FnctSuffix_SetValue, isStatic: true);
setMethodDecl.Parameter.Add(new VariableType("instance", LwipDefs.Vt_StNodeInstance, "*"));
setMethodDecl.Parameter.Add(new VariableType("len", LwipDefs.Vt_U16));
setMethodDecl.Parameter.Add(new VariableType("value", VariableType.VoidString, "*"));
setMethodDecl.ReturnType = new VariableType(null, LwipDefs.Vt_Snmp_err);
mibFile.Declarations.Add(setMethodDecl);
Function setMethod = Function.FromDeclaration(setMethodDecl);
setMethodName = setMethod.Name;
returnValue = new VariableDeclaration((VariableType)setMethod.ReturnType.Clone(), LwipDefs.Def_ErrorCode_Ok);
returnValue.Type.Name = "err";
setMethod.Declarations.Add(returnValue);
setMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", setMethod.Parameter[0].Name);
valueVarUsed = false;
lenVarUsed = false;
GenerateSetMethodCode(setMethod, setMethod.Parameter[2].Name, ref valueVarUsed, setMethod.Parameter[1].Name, ref lenVarUsed, returnValue.Type.Name);
if (!valueVarUsed)
{
setMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", setMethod.Parameter[2].Name);
}
if (!lenVarUsed)
{
setMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", setMethod.Parameter[1].Name);
}
setMethod.AddCodeFormat("return {0};", returnValue.Type.Name);
mibFile.Implementation.Add(setMethod);
}
}
// create and add node declaration
string nodeInitialization;
if (this.accessMode == SnmpAccessMode.ReadOnly)
{
nodeInitialization = String.Format("SNMP_SCALAR_CREATE_NODE_READONLY({0}, {1}, {2})",
this.Oid,
LwipDefs.GetAsn1DefForSnmpDataType(this.dataType),
getMethodName);
}
else
{
nodeInitialization = String.Format("SNMP_SCALAR_CREATE_NODE({0}, {1}, {2}, {3}, {4}, {5})",
this.Oid,
LwipDefs.GetLwipDefForSnmpAccessMode(this.accessMode),
LwipDefs.GetAsn1DefForSnmpDataType(this.dataType),
getMethodName,
testMethodName,
setMethodName);
}
mibFile.Declarations.Add(new VariableDeclaration(
new VariableType(this.FullNodeName, LwipDefs.Vt_StScalarNode, null, ConstType.Value),
nodeInitialization, isStatic: true));
}
public virtual void GenerateGetMethodCode(CodeContainerBase container, string valueVarName, ref bool valueVarUsed, string retLenVarName)
{
bool localValueVarUsed;
if (GenerateValueDeclaration(container, LocalValueName, valueVarName))
{
valueVarUsed = true;
localValueVarUsed = false;
}
else
{
localValueVarUsed = true; // do not generate UNUSED_ARG code
}
if (this.FixedValueLength == null)
{
// check that value with variable length fits into buffer
container.AddElement(new Comment(String.Format("TODO: take care that value with variable length fits into buffer: ({0} <= SNMP_MAX_VALUE_SIZE)", retLenVarName), singleLine: true));
}
GenerateGetMethodCodeCore(container, LocalValueName, ref localValueVarUsed, retLenVarName);
if (!localValueVarUsed)
{
container.AddCode(String.Format("LWIP_UNUSED_ARG({0});", LocalValueName));
}
}
protected virtual void GenerateGetMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string retLenVarName)
{
container.AddElement(new Comment(String.Format("TODO: put requested value to '*{0}' here", localValueVarName), singleLine: true));
container.AddCodeFormat("{0} = {1};",
retLenVarName,
(!String.IsNullOrWhiteSpace(this.FixedValueLength)) ? this.FixedValueLength : "0");
}
public virtual void GenerateTestMethodCode(CodeContainerBase container, string valueVarName, ref bool valueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
if (this.Restrictions.Count > 0)
{
bool localVarUsed;
if (GenerateValueDeclaration(container, LocalValueName, valueVarName))
{
valueVarUsed = true;
localVarUsed = false;
}
else
{
localVarUsed = true; // do not generate UNUSED_ARG code
}
if (!String.IsNullOrWhiteSpace(this.FixedValueLength))
{
// check for fixed value
container.AddCodeFormat("LWIP_ASSERT(\"Invalid length for datatype\", ({0} == {1}));", lenVarName, this.FixedValueLength);
lenVarUsed = true;
}
GenerateTestMethodCodeCore(container, LocalValueName, ref localVarUsed, lenVarName, ref lenVarUsed, retErrVarName);
if (!localVarUsed)
{
container.AddCode(String.Format("LWIP_UNUSED_ARG({0});", LocalValueName));
}
}
else
{
container.AddCodeFormat("{0} = {1};", retErrVarName, LwipDefs.Def_ErrorCode_Ok);
}
}
protected virtual void GenerateTestMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
container.AddElement(new Comment(String.Format("TODO: test new value here:\nif (*{0} == ) {1} = {2};", localValueVarName, retErrVarName, LwipDefs.Def_ErrorCode_Ok)));
}
public virtual void GenerateSetMethodCode(CodeContainerBase container, string valueVarName, ref bool valueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
bool localVarUsed;
if (GenerateValueDeclaration(container, LocalValueName, valueVarName))
{
valueVarUsed = true;
localVarUsed = false;
}
else
{
localVarUsed = true; // do not generate UNUSED_ARG code
}
GenerateSetMethodCodeCore(container, LocalValueName, ref localVarUsed, lenVarName, ref lenVarUsed, retErrVarName);
if (!localVarUsed)
{
container.AddCode(String.Format("LWIP_UNUSED_ARG({0});", LocalValueName));
}
}
protected virtual void GenerateSetMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
container.AddElement(new Comment(String.Format("TODO: store new value contained in '*{0}' here", localValueVarName), singleLine: true));
}
protected virtual bool GenerateValueDeclaration(CodeContainerBase container, string variableName, string sourceName)
{
container.AddDeclaration(new VariableDeclaration(
new VariableType(variableName, LwipDefs.Vt_U8, "*"),
"(" + new VariableType(null, LwipDefs.Vt_U8, "*") + ")" + sourceName));
return true;
}
public static SnmpScalarNode CreateFromDatatype(SnmpDataType dataType, SnmpTreeNode parentNode)
{
switch (dataType)
{
case SnmpDataType.Integer:
return new SnmpScalarNodeInt(parentNode);
case SnmpDataType.Gauge:
case SnmpDataType.Counter:
case SnmpDataType.TimeTicks:
return new SnmpScalarNodeUint(dataType, parentNode);
}
return new SnmpScalarNode(parentNode);
}
}
}

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/*
* 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.Text;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpScalarNodeBits : SnmpScalarNode
{
private readonly uint bitCount;
public SnmpScalarNodeBits(SnmpTreeNode parentNode, uint bitCount)
: base(parentNode)
{
this.DataType = SnmpDataType.Bits;
this.bitCount = bitCount;
}
public override void GenerateGetMethodCode(CodeContainerBase container, string valueVarName, ref bool valueVarUsed, string retLenVarName)
{
container.AddCode(String.Format(
"{0} = snmp_encode_bits(({1} *){2}, SNMP_MAX_VALUE_SIZE, 0 /* TODO: pass real value here */, {3});",
retLenVarName,
LwipDefs.Vt_U8,
valueVarName,
this.bitCount));
valueVarUsed = true;
}
public override void GenerateTestMethodCode(CodeContainerBase container, string valueVarName, ref bool valueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
if (this.Restrictions.Count > 0)
{
const string bitVarName = "bits";
container.Declarations.Add(new VariableDeclaration(new VariableType(bitVarName, LwipDefs.Vt_U32)));
IfThenElse ite = new IfThenElse(String.Format(
"snmp_decode_bits(({0} *){1}, {2}, &{3}) == ERR_OK",
LwipDefs.Vt_U8,
valueVarName,
lenVarName,
bitVarName));
valueVarUsed = true;
lenVarUsed = true;
StringBuilder innerIfCond = new StringBuilder();
foreach (IRestriction restriction in this.Restrictions)
{
innerIfCond.Append(restriction.GetCheckCodeValid(bitVarName));
innerIfCond.Append(" || ");
}
innerIfCond.Length -= 4;
IfThenElse innerIte = new IfThenElse(innerIfCond.ToString());
innerIte.AddCode(String.Format("{0} = {1};", retErrVarName, LwipDefs.Def_ErrorCode_Ok));
ite.AddElement(innerIte);
container.AddElement(ite);
}
else
{
base.GenerateTestMethodCode(container, valueVarName, ref valueVarUsed, lenVarName, ref lenVarUsed, retErrVarName);
}
}
public override void GenerateSetMethodCode(CodeContainerBase container, string valueVarName, ref bool valueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
const string bitVarName = "bits";
container.Declarations.Add(new VariableDeclaration(new VariableType(bitVarName, LwipDefs.Vt_U32)));
IfThenElse ite = new IfThenElse(String.Format(
"snmp_decode_bits(({0} *){1}, {2}, &{3}) == ERR_OK",
LwipDefs.Vt_U8,
valueVarName,
lenVarName,
bitVarName));
valueVarUsed = true;
lenVarUsed = true;
ite.AddElement(new Comment(String.Format("TODO: store new value contained in '{0}' here", bitVarName), singleLine: true));
container.AddElement(ite);
}
}
}

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/*
* 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.Text;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpScalarNodeCounter64 : SnmpScalarNode
{
public SnmpScalarNodeCounter64(SnmpTreeNode parentNode)
: base(parentNode)
{
this.DataType = SnmpDataType.Counter64;
}
protected override bool GenerateValueDeclaration(CodeContainerBase container, string variableName, string sourceName)
{
container.AddDeclaration(new VariableDeclaration(
new VariableType(variableName + "_high", LwipDefs.Vt_U32, "*"),
"(" + new VariableType(null, LwipDefs.Vt_U32, "*").ToString() + ")" + sourceName));
container.AddDeclaration(new VariableDeclaration(
new VariableType(variableName + "_low", LwipDefs.Vt_U32, "*"),
variableName + "_high + 1"));
container.AddCode(String.Format("LWIP_UNUSED_ARG({0}_high);", variableName));
container.AddCode(String.Format("LWIP_UNUSED_ARG({0}_low);", variableName));
return false;
}
public override string FixedValueLength
{
get { return String.Format("(2 * sizeof({0}))", LwipDefs.Vt_U32); }
}
public override int OidRepresentationLen
{
get { return 1; }
}
}
}

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ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/SnmpScalarNodeInt.cs vendored Normal file
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/*
* 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.Text;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpScalarNodeInt : SnmpScalarNode
{
public SnmpScalarNodeInt(SnmpTreeNode parentNode)
: base(parentNode)
{
this.DataType = SnmpDataType.Integer;
}
protected override void GenerateTestMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
System.Diagnostics.Trace.Assert(this.Restrictions.Count > 0);
StringBuilder ifCond = new StringBuilder();
foreach (IRestriction restriction in this.Restrictions)
{
ifCond.Append(restriction.GetCheckCodeValid("*" + localValueVarName));
ifCond.Append(" || ");
localValueVarUsed = true;
}
ifCond.Length -= 4;
IfThenElse ite = new IfThenElse(ifCond.ToString());
ite.AddCode(String.Format("{0} = {1};", retErrVarName, LwipDefs.Def_ErrorCode_Ok));
container.AddElement(ite);
}
protected override bool GenerateValueDeclaration(CodeContainerBase container, string variableName, string sourceName)
{
container.AddDeclaration(new VariableDeclaration(
new VariableType(variableName, LwipDefs.Vt_S32, "*"),
"(" + new VariableType(null, LwipDefs.Vt_S32, "*") + ")" + sourceName));
return true;
}
public override string FixedValueLength
{
get { return String.Format("sizeof({0})", LwipDefs.Vt_S32); }
}
public override int OidRepresentationLen
{
get { return 1; }
}
}
}

90
ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/SnmpScalarNodeObjectIdentifier.cs vendored Normal file
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/*
* 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 CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpScalarNodeObjectIdentifier: SnmpScalarNode
{
public SnmpScalarNodeObjectIdentifier(SnmpTreeNode parentNode)
: base(parentNode)
{
this.DataType = SnmpDataType.ObjectIdentifier;
}
protected override bool GenerateValueDeclaration(CodeContainerBase container, string variableName, string sourceName)
{
container.AddDeclaration(new VariableDeclaration(
new VariableType(variableName, LwipDefs.Vt_U32, "*"),
"(" + new VariableType(null, LwipDefs.Vt_U32, "*") + ")" + sourceName));
return true;
}
protected override void GenerateGetMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string retLenVarName)
{
container.AddElement(new Comment(String.Format("TODO: put requested value to '*{0}' here. '{0}' has to be interpreted as {1}[]", localValueVarName, LwipDefs.Vt_U32), singleLine: true));
container.AddElement(EmptyLine.SingleLine);
container.AddCode(String.Format("{0} = 0; // TODO: return real value length here (should be 'numOfElements * sizeof({1})')", retLenVarName, LwipDefs.Vt_U32));
}
protected override void GenerateTestMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
VariableDeclaration objIdLenVar = new VariableDeclaration(
new VariableType(localValueVarName + "_len", LwipDefs.Vt_U8),
String.Format("{0} / sizeof({1})", lenVarName, LwipDefs.Vt_U32));
lenVarUsed = true;
container.Declarations.Add(objIdLenVar);
base.GenerateTestMethodCodeCore(container, localValueVarName, ref localValueVarUsed, lenVarName, ref lenVarUsed, retErrVarName);
container.AddCode(String.Format("LWIP_UNUSED_ARG({0});", objIdLenVar.Type.Name));
}
protected override void GenerateSetMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
VariableDeclaration objIdLenVar = new VariableDeclaration(
new VariableType(localValueVarName + "_len", LwipDefs.Vt_U8),
String.Format("{0} / sizeof({1})", lenVarName, LwipDefs.Vt_U32));
lenVarUsed = true;
container.Declarations.Add(objIdLenVar);
base.GenerateSetMethodCodeCore(container, localValueVarName, ref localValueVarUsed, lenVarName, ref lenVarUsed, retErrVarName);
container.AddCode(String.Format("LWIP_UNUSED_ARG({0});", objIdLenVar.Type.Name));
}
}
}

118
ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/SnmpScalarNodeOctetString.cs vendored Normal file
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/*
* 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.Text;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpScalarNodeOctetString : SnmpScalarNode
{
public SnmpScalarNodeOctetString(SnmpDataType dataType, SnmpTreeNode parentNode)
: base(parentNode)
{
System.Diagnostics.Debug.Assert(
(dataType == SnmpDataType.OctetString) ||
(dataType == SnmpDataType.Opaque) ||
(dataType == SnmpDataType.IpAddress));
this.DataType = dataType;
}
protected override void GenerateGetMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string retLenVarName)
{
if (this.Restrictions.Count > 0)
{
StringBuilder ifCond = new StringBuilder();
foreach (IRestriction restriction in this.Restrictions)
{
ifCond.Append(restriction.GetCheckCodeValid(retLenVarName));
ifCond.Append(" || ");
}
ifCond.Length -= 4;
container.AddElement(new Comment("TODO: take care of len restrictions defined in MIB: " + ifCond, singleLine: true));
}
base.GenerateGetMethodCodeCore(container, localValueVarName, ref localValueVarUsed, retLenVarName);
}
protected override void GenerateTestMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
System.Diagnostics.Trace.Assert(this.Restrictions.Count > 0);
// checks refer to length of octet string
StringBuilder ifCond = new StringBuilder();
foreach (IRestriction restriction in this.Restrictions)
{
ifCond.Append(restriction.GetCheckCodeValid(lenVarName));
ifCond.Append(" || ");
lenVarUsed = true;
}
ifCond.Length -= 4;
IfThenElse ite = new IfThenElse(ifCond.ToString());
ite.AddCode(String.Format("{0} = {1};", retErrVarName, LwipDefs.Def_ErrorCode_Ok));
container.AddElement(ite);
}
public override int OidRepresentationLen
{
get
{
// check restrictions if we are set to one fixed length
if ((this.Restrictions != null) && (this.Restrictions.Count > 0))
{
foreach (IRestriction restriction in this.Restrictions)
{
if (restriction is IsInRangeRestriction)
{
if ((restriction as IsInRangeRestriction).RangeStart == (restriction as IsInRangeRestriction).RangeEnd)
{
return (int)(restriction as IsInRangeRestriction).RangeStart;
}
}
else if (restriction is IsEqualRestriction)
{
return (int)(restriction as IsEqualRestriction).Value;
}
}
}
return -1; // variable length
}
}
}
}

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ThirdParty/lwip-2.2.1/contrib/apps/LwipMibCompiler/LwipSnmpCodeGeneration/SnmpScalarNodeTruthValue.cs vendored Normal file
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/*
* 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 CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpScalarNodeTruthValue : SnmpScalarNodeInt
{
public SnmpScalarNodeTruthValue(SnmpTreeNode parentNode)
: base(parentNode)
{
}
protected override void GenerateGetMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string retLenVarName)
{
container.AddCodeFormat("snmp_encode_truthvalue({0}, /* TODO: put requested bool value here */ 0);", localValueVarName);
localValueVarUsed = true;
container.AddCode(String.Format("{0} = {1};",
retLenVarName,
(!String.IsNullOrWhiteSpace(this.FixedValueLength)) ? this.FixedValueLength : "0"));
}
protected override void GenerateSetMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
VariableType truthVar = new VariableType("bool_value", LwipDefs.Vt_U8);
container.Declarations.Add(new VariableDeclaration(truthVar));
container.AddCodeFormat("snmp_decode_truthvalue({0}, &{1});", localValueVarName, truthVar.Name);
localValueVarUsed = true;
container.AddElement(new Comment(String.Format("TODO: store new value contained in '{0}' here", truthVar.Name), singleLine: true));
}
}
}

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/*
* 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.Text;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpScalarNodeUint : SnmpScalarNode
{
public SnmpScalarNodeUint(SnmpDataType dataType, SnmpTreeNode parentNode)
: base(parentNode)
{
System.Diagnostics.Debug.Assert(
(dataType == SnmpDataType.Counter) ||
(dataType == SnmpDataType.Gauge) ||
(dataType == SnmpDataType.TimeTicks));
this.DataType = dataType;
}
protected override void GenerateTestMethodCodeCore(CodeContainerBase container, string localValueVarName, ref bool localValueVarUsed, string lenVarName, ref bool lenVarUsed, string retErrVarName)
{
System.Diagnostics.Trace.Assert(this.Restrictions.Count > 0);
StringBuilder ifCond = new StringBuilder();
foreach (IRestriction restriction in this.Restrictions)
{
ifCond.Append(restriction.GetCheckCodeValid("*" + localValueVarName));
ifCond.Append(" || ");
localValueVarUsed = true;
}
ifCond.Length -= 4;
IfThenElse ite = new IfThenElse(ifCond.ToString());
ite.AddCode(String.Format("{0} = {1};", retErrVarName, LwipDefs.Def_ErrorCode_Ok));
container.AddElement(ite);
}
protected override bool GenerateValueDeclaration(CodeContainerBase container, string variableName, string sourceName)
{
container.AddDeclaration(new VariableDeclaration(
new VariableType(variableName, LwipDefs.Vt_U32, "*"),
"(" + new VariableType(null, LwipDefs.Vt_U32, "*") + ")" + sourceName));
return true;
}
public override string FixedValueLength
{
get { return String.Format("sizeof({0})", LwipDefs.Vt_U32); }
}
public override int OidRepresentationLen
{
get { return 1; }
}
}
}

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/*
* 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;
using System.Text;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpTableNode: SnmpScalarAggregationNode
{
private readonly List<SnmpScalarNode> cellNodes = new List<SnmpScalarNode>();
private readonly List<SnmpScalarNode> indexNodes = new List<SnmpScalarNode>();
private string augmentedTableRow = null;
public SnmpTableNode(SnmpTreeNode parentNode)
: base(parentNode)
{
}
public List<SnmpScalarNode> CellNodes
{
get { return cellNodes; }
}
public List<SnmpScalarNode> IndexNodes
{
get { return indexNodes; }
}
public string AugmentedTableRow
{
get { return this.augmentedTableRow; }
set { this.augmentedTableRow = value; }
}
public override string FullNodeName
{
get
{
string result = this.Name.ToLowerInvariant();
if (!result.Contains("table"))
{
result += "_table";
}
return result;
}
}
protected override IEnumerable<SnmpScalarNode> AggregatedScalarNodes
{
get { return this.cellNodes; }
}
public override void GenerateCode(MibCFile mibFile)
{
FunctionDeclaration getInstanceMethodDecl = new FunctionDeclaration(this.FullNodeName + LwipDefs.FnctSuffix_GetInstance, isStatic: true);
getInstanceMethodDecl.Parameter.Add(new VariableType("column", LwipDefs.Vt_U32, "*", ConstType.Value));
getInstanceMethodDecl.Parameter.Add(new VariableType("row_oid", LwipDefs.Vt_U32, "*", ConstType.Value));
getInstanceMethodDecl.Parameter.Add(new VariableType("row_oid_len", LwipDefs.Vt_U8, ""));
getInstanceMethodDecl.Parameter.Add(new VariableType("cell_instance", LwipDefs.Vt_StNodeInstance, "*"));
getInstanceMethodDecl.ReturnType = new VariableType(null, LwipDefs.Vt_Snmp_err);
mibFile.Declarations.Add(getInstanceMethodDecl);
Function getInstanceMethod = Function.FromDeclaration(getInstanceMethodDecl);
GenerateGetInstanceMethodCode(getInstanceMethod);
mibFile.Implementation.Add(getInstanceMethod);
FunctionDeclaration getNextInstanceMethodDecl = new FunctionDeclaration(this.FullNodeName + LwipDefs.FnctSuffix_GetNextInstance, isStatic: true);
getNextInstanceMethodDecl.Parameter.Add(new VariableType("column", LwipDefs.Vt_U32, "*", ConstType.Value));
getNextInstanceMethodDecl.Parameter.Add(new VariableType("row_oid", LwipDefs.Vt_StObjectId, "*"));
getNextInstanceMethodDecl.Parameter.Add(new VariableType("cell_instance", LwipDefs.Vt_StNodeInstance, "*"));
getNextInstanceMethodDecl.ReturnType = new VariableType(null, LwipDefs.Vt_Snmp_err);
mibFile.Declarations.Add(getNextInstanceMethodDecl);
Function getNextInstanceMethod = Function.FromDeclaration(getNextInstanceMethodDecl);
GenerateGetNextInstanceMethodCode(getNextInstanceMethod);
mibFile.Implementation.Add(getNextInstanceMethod);
VariableType instanceType = new VariableType("cell_instance", LwipDefs.Vt_StNodeInstance, "*");
GenerateAggregatedCode(
mibFile,
instanceType,
String.Format("SNMP_TABLE_GET_COLUMN_FROM_OID({0}->instance_oid.id)", instanceType.Name));
#region create and add column/table definitions
StringBuilder colDefs = new StringBuilder();
foreach (SnmpScalarNode colNode in this.cellNodes)
{
colDefs.AppendFormat(" {{{0}, {1}, {2}}}, /* {3} */ \n",
colNode.Oid,
LwipDefs.GetAsn1DefForSnmpDataType(colNode.DataType),
LwipDefs.GetLwipDefForSnmpAccessMode(colNode.AccessMode),
colNode.Name);
}
if (colDefs.Length > 0)
{
colDefs.Length--;
}
VariableDeclaration colDefsDecl = new VariableDeclaration(
new VariableType(this.FullNodeName + "_columns", LwipDefs.Vt_StTableColumnDef, null, ConstType.Value, String.Empty),
"{\n" + colDefs + "\n}",
isStatic: true);
mibFile.Declarations.Add(colDefsDecl);
string nodeInitialization = String.Format("SNMP_TABLE_CREATE({0}, {1}, {2}, {3}, {4}, {5}, {6})",
this.Oid,
colDefsDecl.Type.Name,
getInstanceMethodDecl.Name, getNextInstanceMethodDecl.Name,
(this.GetMethodRequired) ? this.GetMethodName : LwipDefs.Null,
(this.TestMethodRequired) ? this.TestMethodName : LwipDefs.Null,
(this.SetMethodRequired) ? this.SetMethodName : LwipDefs.Null
);
mibFile.Declarations.Add(new VariableDeclaration(
new VariableType(this.FullNodeName, LwipDefs.Vt_StTableNode, null, ConstType.Value),
nodeInitialization,
isStatic: true));
#endregion
}
protected virtual void GenerateGetInstanceMethodCode(Function getInstanceMethod)
{
VariableDeclaration returnValue = new VariableDeclaration((VariableType)getInstanceMethod.ReturnType.Clone(), LwipDefs.Def_ErrorCode_NoSuchInstance);
returnValue.Type.Name = "err";
getInstanceMethod.Declarations.Add(returnValue);
int instanceOidLength = 0;
StringBuilder indexColumns = new StringBuilder();
foreach (SnmpScalarNode indexNode in this.indexNodes)
{
if (instanceOidLength >= 0)
{
if (indexNode.OidRepresentationLen >= 0)
{
instanceOidLength += indexNode.OidRepresentationLen;
}
else
{
// at least one index column has a variable length -> we cannot perform a static check
instanceOidLength = -1;
}
}
indexColumns.AppendFormat(
" {0} ({1}, OID length = {2})\n",
indexNode.Name,
indexNode.DataType,
(indexNode.OidRepresentationLen >= 0) ? indexNode.OidRepresentationLen.ToString() : "variable");
}
if (indexColumns.Length > 0)
{
indexColumns.Length--;
getInstanceMethod.Declarations.Insert(0, new Comment(String.Format(
"The instance OID of this table consists of following (index) column(s):\n{0}",
indexColumns)));
}
string augmentsHint = "";
if (!String.IsNullOrWhiteSpace(this.augmentedTableRow))
{
augmentsHint = String.Format(
"This table augments table '{0}'! Index columns therefore belong to table '{0}'!\n" +
"You may simply call the '*{1}' method of this table.\n\n",
(this.augmentedTableRow.ToLowerInvariant().EndsWith("entry")) ? this.augmentedTableRow.Substring(0, this.augmentedTableRow.Length-5) : this.augmentedTableRow,
LwipDefs.FnctSuffix_GetInstance);
}
CodeContainerBase ccb = getInstanceMethod;
if (instanceOidLength > 0)
{
IfThenElse ite = new IfThenElse(String.Format("{0} == {1}", getInstanceMethod.Parameter[2].Name, instanceOidLength));
getInstanceMethod.AddElement(ite);
ccb = ite;
}
ccb.AddCodeFormat("LWIP_UNUSED_ARG({0});", getInstanceMethod.Parameter[0].Name);
ccb.AddCodeFormat("LWIP_UNUSED_ARG({0});", getInstanceMethod.Parameter[1].Name);
if (instanceOidLength <= 0)
{
ccb.AddCodeFormat("LWIP_UNUSED_ARG({0});", getInstanceMethod.Parameter[2].Name);
}
ccb.AddCodeFormat("LWIP_UNUSED_ARG({0});", getInstanceMethod.Parameter[3].Name);
ccb.AddElement(new Comment(String.Format(
"TODO: check if '{0}'/'{1}' params contain a valid instance oid for a row\n" +
"If so, set '{2} = {3};'\n\n" +
"snmp_oid_* methods may be used for easier processing of oid\n\n" +
"{4}" +
"In order to avoid decoding OID a second time in subsequent get_value/set_test/set_value methods,\n" +
"you may store an arbitrary value (like a pointer to target value object) in '{5}->reference'/'{5}->reference_len'.\n" +
"But be aware that not always a subsequent method is called -> Do NOT allocate memory here and try to release it in subsequent methods!\n\n" +
"You also may replace function pointers in '{5}' param for get/test/set methods which contain the default values from table definition,\n" +
"in order to provide special methods, for the currently processed cell. Changed pointers are only valid for current request.",
getInstanceMethod.Parameter[1].Name,
getInstanceMethod.Parameter[2].Name,
returnValue.Type.Name,
LwipDefs.Def_ErrorCode_Ok,
augmentsHint,
getInstanceMethod.Parameter[3].Name
)));
getInstanceMethod.AddCodeFormat("return {0};", returnValue.Type.Name);
}
protected virtual void GenerateGetNextInstanceMethodCode(Function getNextInstanceMethod)
{
getNextInstanceMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", getNextInstanceMethod.Parameter[0].Name);
getNextInstanceMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", getNextInstanceMethod.Parameter[1].Name);
getNextInstanceMethod.AddCodeFormat("LWIP_UNUSED_ARG({0});", getNextInstanceMethod.Parameter[2].Name);
VariableDeclaration returnValue = new VariableDeclaration((VariableType)getNextInstanceMethod.ReturnType.Clone(), LwipDefs.Def_ErrorCode_NoSuchInstance);
returnValue.Type.Name = "err";
getNextInstanceMethod.Declarations.Add(returnValue);
StringBuilder indexColumns = new StringBuilder();
foreach (SnmpScalarNode indexNode in this.indexNodes)
{
indexColumns.AppendFormat(
" {0} ({1}, OID length = {2})\n",
indexNode.Name,
indexNode.DataType,
(indexNode.OidRepresentationLen >= 0) ? indexNode.OidRepresentationLen.ToString() : "variable");
}
if (indexColumns.Length > 0)
{
indexColumns.Length--;
getNextInstanceMethod.Declarations.Insert(0, new Comment(String.Format(
"The instance OID of this table consists of following (index) column(s):\n{0}",
indexColumns)));
}
string augmentsHint = "";
if (!String.IsNullOrWhiteSpace(this.augmentedTableRow))
{
augmentsHint = String.Format(
"This table augments table '{0}'! Index columns therefore belong to table '{0}'!\n" +
"You may simply call the '*{1}' method of this table.\n\n",
(this.augmentedTableRow.ToLowerInvariant().EndsWith("entry")) ? this.augmentedTableRow.Substring(0, this.augmentedTableRow.Length-5) : this.augmentedTableRow,
LwipDefs.FnctSuffix_GetNextInstance);
}
getNextInstanceMethod.AddElement(new Comment(String.Format(
"TODO: analyze '{0}->id'/'{0}->len' and return the subsequent row instance\n" +
"Be aware that '{0}->id'/'{0}->len' must not point to a valid instance or have correct instance length.\n" +
"If '{0}->len' is 0, return the first instance. If '{0}->len' is longer than expected, cut superfluous OID parts.\n" +
"If a valid next instance is found, store it in '{0}->id'/'{0}->len' and set '{1} = {2};'\n\n" +
"snmp_oid_* methods may be used for easier processing of oid\n\n" +
"{3}" +
"In order to avoid decoding OID a second time in subsequent get_value/set_test/set_value methods,\n" +
"you may store an arbitrary value (like a pointer to target value object) in '{4}->reference'/'{4}->reference_len'.\n" +
"But be aware that not always a subsequent method is called -> Do NOT allocate memory here and try to release it in subsequent methods!\n\n" +
"You also may replace function pointers in '{4}' param for get/test/set methods which contain the default values from table definition,\n" +
"in order to provide special methods, for the currently processed cell. Changed pointers are only valid for current request.",
getNextInstanceMethod.Parameter[1].Name,
returnValue.Type.Name,
LwipDefs.Def_ErrorCode_Ok,
augmentsHint,
getNextInstanceMethod.Parameter[2].Name
)));
getNextInstanceMethod.AddElement(new Comment(String.Format(
"For easier processing and getting the next instance, you may use the 'snmp_next_oid_*' enumerator.\n" +
"Simply pass all known instance OID's to it and it returns the next valid one:\n\n" +
"{0} state;\n" +
"{1} result_buf;\n" +
"snmp_next_oid_init(&state, {2}->id, {2}->len, result_buf.id, SNMP_MAX_OBJ_ID_LEN);\n" +
"while ({{not all instances passed}}) {{\n" +
" {1} test_oid;\n" +
" {{fill test_oid to create instance oid for next instance}}\n" +
" snmp_next_oid_check(&state, test_oid.id, test_oid.len, {{target_data_ptr}});\n" +
"}}\n" +
"if(state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {{\n" +
" snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);\n" +
" {3}->reference.ptr = state.reference; //==target_data_ptr, for usage in subsequent get/test/set\n" +
" {4} = {5};\n" +
"}}"
,
LwipDefs.Vt_StNextOidState,
LwipDefs.Vt_StObjectId,
getNextInstanceMethod.Parameter[1].Name,
getNextInstanceMethod.Parameter[2].Name,
returnValue.Type.Name,
LwipDefs.Def_ErrorCode_Ok
)));
getNextInstanceMethod.AddCodeFormat("return {0};", returnValue.Type.Name);
}
}
}

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/*
* 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;
using System.Text;
using CCodeGeneration;
namespace LwipSnmpCodeGeneration
{
public class SnmpTreeNode: SnmpScalarAggregationNode
{
private readonly List<SnmpNode> childNodes = new List<SnmpNode>();
private readonly List<SnmpScalarNode> childScalarNodes = new List<SnmpScalarNode>();
private string fullOid = "";
public SnmpTreeNode(SnmpTreeNode parentNode)
: base(parentNode)
{
}
public override string FullNodeName
{
get { return this.Name.ToLowerInvariant() + "_treenode"; }
}
public string FullOid
{
get { return this.fullOid; }
set { this.fullOid = value; }
}
public List<SnmpNode> ChildNodes
{
get { return this.childNodes; }
}
protected override IEnumerable<SnmpScalarNode> AggregatedScalarNodes
{
get { return this.childScalarNodes; }
}
private void GenerateAggregatedCode(MibCFile mibFile, bool generateDeclarations, bool generateImplementations)
{
VariableType instanceType = new VariableType("instance", LwipDefs.Vt_StNodeInstance, "*");
base.GenerateAggregatedCode(
mibFile,
instanceType,
String.Format("{0}->node->oid", instanceType.Name),
generateDeclarations,
generateImplementations);
}
private void GenerateAggregateMethodDeclarations(MibCFile mibFile)
{
if (LwipOpts.GenerateSingleAccessMethodsForTreeNodeScalars && (this.childScalarNodes.Count > 1))
{
GenerateAggregatedCode(mibFile, true, false);
}
}
public override void GenerateCode(MibCFile mibFile)
{
string nodeInitialization;
if (LwipOpts.GenerateSingleAccessMethodsForTreeNodeScalars && (this.childScalarNodes.Count > 1))
{
GenerateAggregatedCode(mibFile, false, true);
}
// create and add node declaration
if (this.childNodes.Count > 0)
{
StringBuilder subnodeArrayInitialization = new StringBuilder();
for (int i=0; i<this.childNodes.Count; i++)
{
subnodeArrayInitialization.Append(" &");
subnodeArrayInitialization.Append(this.childNodes[i].FullNodeName);
subnodeArrayInitialization.Append(".node");
if (!(this.childNodes[i] is SnmpTreeNode))
{
subnodeArrayInitialization.Append(".node");
}
if (i < (this.childNodes.Count - 1))
{
subnodeArrayInitialization.Append(",\n");
}
}
VariableDeclaration subnodeArray = new VariableDeclaration(
new VariableType(this.Name.ToLowerInvariant() + "_subnodes", LwipDefs.Vt_StNode, "*", ConstType.Both, String.Empty),
"{\n" + subnodeArrayInitialization + "\n}",
isStatic: true);
mibFile.Declarations.Add(subnodeArray);
nodeInitialization = String.Format("SNMP_CREATE_TREE_NODE({0}, {1})", this.Oid, subnodeArray.Type.Name);
}
else
{
nodeInitialization = String.Format("SNMP_CREATE_EMPTY_TREE_NODE({0})", this.Oid);
}
mibFile.Declarations.Add(new VariableDeclaration(
new VariableType(this.FullNodeName, LwipDefs.Vt_StTreeNode, null, ConstType.Value),
nodeInitialization,
isStatic: true));
}
public override void Analyze()
{
this.childScalarNodes.Clear();
// delegate analyze (don't use enumerator because the child node may change our child collection by e.g. removing or replacing itself)
for (int i=this.ChildNodes.Count-1; i>=0; i--)
{
this.ChildNodes[i].Analyze();
}
// collect scalar nodes
foreach (SnmpNode childNode in this.childNodes)
{
SnmpScalarNode scalarNode = childNode as SnmpScalarNode;
if (scalarNode != null)
{
this.childScalarNodes.Add(scalarNode);
}
}
base.Analyze();
// check if we can merge this node to a scalar array node (all childs need to be scalars)
if (this.childNodes.Count > 0)
{
if (LwipOpts.GenerateScalarArrays && (this.childScalarNodes.Count == this.childNodes.Count) && (this.ParentNode != null))
{
SnmpScalarArrayNode scalarArrayNode = new SnmpScalarArrayNode(this.childScalarNodes, this.ParentNode);
scalarArrayNode.Oid = this.Oid;
scalarArrayNode.Name = this.Name;
scalarArrayNode.Analyze();
for (int i=0; i<this.ParentNode.ChildNodes.Count; i++)
{
if (this.ParentNode.ChildNodes[i] == this)
{
this.ParentNode.ChildNodes.RemoveAt(i);
this.ParentNode.ChildNodes.Insert(i, scalarArrayNode);
break;
}
}
}
else if (LwipOpts.GenerateSingleAccessMethodsForTreeNodeScalars && (this.childScalarNodes.Count > 1))
{
foreach (SnmpScalarNode scalarNode in this.childScalarNodes)
{
scalarNode.UseExternalMethods = true;
scalarNode.ExternalGetMethod = this.GetMethodName;
scalarNode.ExternalTestMethod = this.TestMethodName;
scalarNode.ExternalSetMethod = this.SetMethodName;
}
}
}
else // if (this.childNodes.Count == 0)
{
if (!LwipOpts.GenerateEmptyFolders && (this.ParentNode != null))
{
// do not generate this empty folder because it only waste (static) memory
for (int i=0; i<this.ParentNode.ChildNodes.Count; i++)
{
if (this.ParentNode.ChildNodes[i] == this)
{
this.ParentNode.ChildNodes.RemoveAt(i);
break;
}
}
}
}
}
public override void Generate(MibCFile generatedFile, MibHeaderFile generatedHeaderFile)
{
// generate code of child nodes
foreach (SnmpNode childNode in this.childNodes)
{
if (childNode is SnmpTreeNode)
{
childNode.Generate(generatedFile, generatedHeaderFile);
}
}
Comment dividerComment = new Comment(
String.Format("--- {0} {1} -----------------------------------------------------", this.Name, this.fullOid),
singleLine: true);
generatedFile.Declarations.Add(dividerComment);
generatedFile.Implementation.Add(dividerComment);
this.GenerateAggregateMethodDeclarations(generatedFile);
foreach (SnmpNode childNode in this.childNodes)
{
if (!(childNode is SnmpTreeNode))
{
childNode.Generate(generatedFile, generatedHeaderFile);
}
}
base.Generate(generatedFile, generatedHeaderFile);
}
}
}