RFC 3229:Delta encoding in HTTP
RFC-Ref

Delta encoding in HTTP


1. Introduction
1.1. Related research and proposals
2. Goals
3. Terminology
4. The HTTP message-generation sequence
4.1. Relationship between deltas and ranges
5. Basic mechanisms
5.1. Background: an overview of HTTP cache validation
5.2. Requesting the transmission of deltas
5.3. Choice of delta algorithm and format
5.4. Identification of delta-encoded responses
5.5. Guaranteeing cache safety
5.6. Transmission of delta-encoded responses
5.7. Examples of requests combining Range and delta encoding
6. Encoding algorithms and formats
7. Management of base instances
7.1. Multiple entity tags in the If-None-Match header
7.2. Hints for managing the client cache
8. Deltas and intermediate caches
9. Digests for data integrity
10. Specification
10.1. Protocol parameter specifications
10.2. IANA Considerations
10.3. Basic requirements for delta-encoded responses
10.4. Status code specifications
10.4.1. IM Used
10.5. Header specifications
10.5.1. Delta-Base
10.5.2. IM
10.5.3. A-IM
10.6. Caching rules for 226 responses
10.7. Rules for deltas in the presence of content-codings
10.7.1. Rules for generating deltas in the presence of content-codings
10.7.2. Rules for applying deltas in the presence of content-codings
10.7.3. Examples for using A-IM, IM, and content-codings
10.8. New Cache-Control directives
10.8.1. Retain directive
10.8.2. IM directive
10.9. Use of compression with delta encoding
10.10. Delta encoding and multipart/byteranges
11. Quantifying the protocol overhead
12. Security Considerations
13. Acknowledgements
14. Intellectual Property Rights
15. References
16. Authors' addresses
17. Full Copyright Statement
18. Acknowledgement

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