1. 介绍（Introduction）..................................................................................................................4
1.1 目的（Purpose）...............................................................................................................4
1.2 术语（Terminology）.......................................................................................................4
1.3 概述（Overall Operation）...............................................................................................6
1.4 HTTP and MIME...............................................................................................................7
2. 标志转换及通用语法（Notational Conventions and Generic Grammar） ...............................8
2.1 补充反馈方式（Augmented BNF） ................................................................................8
2.2 基本规则（Basic Rules）.................................................................................................9
3. 协议参数（Protocol Parameters） ...........................................................................................11
3.1 HTTP版本（HTTP Version）.........................................................................................11
3.2 统一资源标识（Uniform Resource Identifiers）...........................................................11
3.2.1 一般语法（General Syntax）................................................................................12
3.2.2 http URL ..................................................................................................................12
3.3 Date/Time 格式（Date/Time Formats）........................................................................13
3.4 字符集（Character Sets） ..............................................................................................14
3.5 内容译码（Content Codings）.......................................................................................14
3.6 介质类型（Media Types）.............................................................................................15
3.6.1 标准及文本缺省（Canonicalization and Text Defaults）......................................15
3.6.2 多部分类型（Multipart Types） ...........................................................................16
3.7 产品标识（Product Tokens）.........................................................................................16
4. HTTP 消息（HTTP Message）...............................................................................................17
4.1 消息类型（Message Types） .........................................................................................17
4.2 消息标题（Message Headers）......................................................................................17
4.3 普通标题域（General Header Fields）..........................................................................18
5. 请求（Request）.........................................................................................................................19
5.1 请求队列（Request-Line）............................................................................................19
5.1.1 方法（Method） ....................................................................................................19
5.1.2 请求URI（Request-URI）.....................................................................................20
5.2 请求标题域（Request Header Fields）..........................................................................20
6. 回应（Response） ....................................................................................................................21
6.1 状态行（Status-Line） ...................................................................................................21
6.1.1 状态代码和原因分析（Status Code and Reason..................................................21
6.2 回应标题域（Response Header Fields） .......................................................................22
7. 实体（Entity）..........................................................................................................................23
7.1 实体标题域（Entity Header Fields）.............................................................................23
7.2 实体主体（Entity Body） ..............................................................................................23
7.2.1 类型（Type）.........................................................................................................24
7.2.2 长度（Length） .....................................................................................................24
8. 方法定义（Method Definitions） ............................................................................................25
8.1 GET..................................................................................................................................25
8.2 HEAD ..............................................................................................................................25
8.3 POST................................................................................................................................25
9. 状态代码定义（Status Code Definitions）..............................................................................27
9.1 消息 1xx（Informational 1xx）......................................................................................27
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