■ 관리 DLL 여부를 구하는 방법을 보여준다.
[TestLibrary 프로젝트]
▶ ICLR4Support.cs
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namespace TestLibrary { /// <summary> /// CLR 4.0 지원 인터페이스 /// </summary> public interface ICLR4Support { //////////////////////////////////////////////////////////////////////////////////////////////////// Method #region 관리 여부 구하기 - IsManaged(filePath) /// <summary> /// 관리 여부 구하기 /// </summary> /// <param name="filePath">파일 경로</param> /// <returns>관리 여부</returns> bool IsManaged(string filePath); #endregion } } |
▶ DLLHelper.cs
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using Microsoft.CSharp; using System; using System.CodeDom.Compiler; using System.Collections.Generic; using System.Reflection; using System.Runtime.InteropServices; namespace TestLibrary { /// <summary> /// DLL 헬퍼 /// </summary> public class DLLHelper { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// CLR 4.0 지원 객체 /// </summary> private static ICLR4Support _clr4Support; /// <summary> /// 동기 객체 /// </summary> private static object _syncObject = new object(); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region CLR 4.0 지원 객체 - CLR4Support /// <summary> /// CLR 4.0 지원 객체 /// </summary> private static ICLR4Support CLR4Support { get { if(_clr4Support == null) { lock(_syncObject) { if(_clr4Support == null) { Dictionary<string, string> optionDictionary = new Dictionary<string, string> { { "CompilerVersion", "v4.0" } }; CSharpCodeProvider provider = new CSharpCodeProvider(optionDictionary); CompilerParameters parameters = new CompilerParameters(); parameters.GenerateExecutable = false; parameters.GenerateInMemory = true; parameters.ReferencedAssemblies.Add(typeof(DLLHelper).Assembly.Location); string classText = "using System.Reflection;" + Environment.NewLine + "using TestLibrary;" + Environment.NewLine + "class CLR4Support : ICLR4Support" + Environment.NewLine + "{" + Environment.NewLine + " public bool IsManaged(string filePath)" + Environment.NewLine + " {" + Environment.NewLine + " try" + Environment.NewLine + " {" + Environment.NewLine + " return Assembly.ReflectionOnlyLoadFrom(filePath) != null;" + Environment.NewLine + " }" + Environment.NewLine + " catch" + Environment.NewLine + " {" + Environment.NewLine + " return false;" + Environment.NewLine + " }" + Environment.NewLine + " }" + Environment.NewLine + "}"; CompilerResults results = null; try { results = provider.CompileAssemblyFromSource(parameters, classText); } catch { return null; } if(results.Errors.Count > 0) { Console.WriteLine("Errors building into {0}", results.PathToAssembly); foreach(CompilerError error in results.Errors) { Console.WriteLine(" {0}", error.ToString()); Console.WriteLine(); } } else { Type clr4SupportType = results.CompiledAssembly.GetType("CLR4Support"); ConstructorInfo constructorInfo = clr4SupportType.GetConstructor(Type.EmptyTypes); _clr4Support = constructorInfo.Invoke(new object[] { }) as ICLR4Support; } } } } return _clr4Support; } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 관리 여부 구하기 - IsManaged(filePath) /// <summary> /// 관리 여부 구하기 /// </summary> /// <param name="filePath">파일 경로</param> /// <returns>관리 여부</returns> public static bool IsManaged(string filePath) { try { return Assembly.ReflectionOnlyLoadFrom(filePath) != null; } catch(Exception exception) { int resultHandle = Marshal.GetHRForException(exception); if(resultHandle == unchecked((int)0x8013101b)) { if(CLR4Support != null) { return CLR4Support.IsManaged(filePath); } } return false; } } #endregion } } |
[TestProject 프로젝트]
▶ Program.cs
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using System; using System.IO; using TestLibrary; namespace TestProject { /// <summary> /// 프로그램 /// </summary> class Program { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 프로그램 시작하기 - Main() /// <summary> /// 프로그램 시작하기 /// </summary> private static void Main() { Console.Title = "관리 DLL 여부 구하기"; string workingDirectoryPath = Path.GetDirectoryName(typeof(Program).Assembly.Location); Console.WriteLine("닷넷 4.0 DLL : " + DLLHelper.IsManaged(Path.Combine(workingDirectoryPath, "net40.dll" ))); Console.WriteLine("닷넷 2.0 DLL : " + DLLHelper.IsManaged(Path.Combine(workingDirectoryPath, "net20.dll" ))); Console.WriteLine("네이티브 DLL : " + DLLHelper.IsManaged(Path.Combine(workingDirectoryPath, "native.dll"))); } #endregion } } |
