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닷넷프레임웍크 및 개발환경의 이해 authored by cris's avatar cris
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...@@ -82,24 +82,24 @@ CLI명세를 기반으로 Microsoft에서 작성한 Virtual Execution System을 ...@@ -82,24 +82,24 @@ CLI명세를 기반으로 Microsoft에서 작성한 Virtual Execution System을
##### A common runtime for all .NET languages ##### A common runtime for all .NET languages
1. Common type system (CTS) 1. Common type system (CTS)
2. Common metadata 2. Common metadata
3. Intermediate Language (IL) to native code compilers 3. native code로 컴파일 하기 위한 Intermediate Language (IL)
4. Memory allocation and garbage collection 4. 메모리 할당과 garbage collection
5. Code execution and security 5. Intermediate Language (IL) 코드의 실행과 보안
<br>
##### CLR Execution model ##### CLR Execution model
todo-이미지 추가 todo-이미지 추가
<br>
##### Execution engine ##### 실행 엔진
1. Compiles Microsoft Intermediate Language (MSIL) into native code 1. Compiles Microsoft Intermediate Language (MSIL) into native code
2. Handles garbage collection 2. Handles garbage collection
3. Handles exception 3. Handles exception
4. Enforces code access security 4. Enforces code access security
5. Handles verification 5. Handles verification
##### Advantages of CLR ##### CLR의 장점
1. Interoperation between managed code and unmanaged code (COM, DLLs) 1. Inter-operation between managed code and unmanaged code (COM, DLLs)
2. Managed code environment 2. Managed code environment
3. Improved memory handling 3. Improved memory handling
4. Improved "garbage collection" 4. Improved "garbage collection"
...@@ -116,45 +116,36 @@ The Base Class Library (BCL) is literally that, the base. It contains basic, fun ...@@ -116,45 +116,36 @@ The Base Class Library (BCL) is literally that, the base. It contains basic, fun
The Framework Class Library (FCL) is the wider library that contains the totality: ASP.NET, WinForms, the XML stack, ADO.NET and more. You could say that the FCL includes the BCL. The Framework Class Library (FCL) is the wider library that contains the totality: ASP.NET, WinForms, the XML stack, ADO.NET and more. You could say that the FCL includes the BCL.
### Assembly ### Assembly
C#.VB.Net 및다른.Net 언어들로짜여진소스코드를컴파일하여생성되는결과인.exe or .dll파일을Assembly라고한다. C#.VB.Net 및 다른 .Net 언어들로 짜여진 소스코드를 컴파일 하여 생성되는 결과인 .exe or .dll파일을 Assembly라고 한다.
<br>
##### Assembly 구조: ##### Assembly 구조:
todo-이미지추가 todo-이미지추가
<br>
##### Assembly 실행과정: ##### Assembly 실행과정:
1. 어셈블리가 CLR로 로드 된다. 1. 어셈블리가 CLR로 로드 된다.
2. CLR은 manifest 포함 된 정보를 기반으로 다양한 작업을 수행한다. 2. CLR은 manifest 포함 된 정보를 기반으로 다양한 작업을 수행한다.
3. 보안 요구사항이 충족되면 CLR은 JIT(Just In Time) 컴파일을 수행하여 IL코드를(Native Code)로 변환 한다. 3. 보안 요구사항이 충족되면 CLR은 JIT(Just In Time) 컴파일을 수행하여 IL코드를(Native Code)로 변환 한다.
<br>
### Managed vs. Unmanaged ### Managed vs. Unmanaged
<br> <br>
##### Managed code is: ##### Managed code is:
1. CLR executed code is called managed code. (any .NET language) 1. CLR에서 실행되는 코드이다. (any .NET language)
Code that contains enough information to allow the CLI to provide a set of core services 2. low level language인 IL(MSIL) 코드로 표현된다.
2. Represents programming code in the low level language MSIL. 3. metadata를 가진다.
3. Contains metadata 4. 타입의 불법적인 사용으로 부터 보호된다.(type-safe)
4. Description of classes 5. 플랫폼 독립적이다.(Windows, Linux, Max OS x, etc.)
A. Interfaces <br>
B. Properties
C. Fields
D. Methods
E. Parameters
5. Protected from irregular use of types (type-safe)
6. Portable between different platforms (Windows, Linux, Max OS x, etc.)
##### Managed data is: ##### Managed data is:
1. Data that is allocated and released automatically by the CLI, through a process called garbage collection 1. garbage collection를 통해 자동으로 할당되고, 해제되는 데이터
<br>
##### Unmanaged code is: ##### Unmanaged code is:
1. No protection of memory and type-safety 1. 메모리 및 타입의 불법 사용에 대한 보호가 없다. (No protection of memory and type-safety)
2. Doesn't contain metadata 2. metadata가 없다.
3. Compiled to machine-dependent code. 3. 실행되는 machine에 종속적인 코드로 컴파일 된다.
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