A JSON Encoding for HTTP Header Field Values
draft-reschke-http-jfv-10
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Network Working Group J. F. Reschke
Internet-Draft greenbytes
Intended status: Informational 14 October 2019
Expires: 16 April 2020
A JSON Encoding for HTTP Header Field Values
draft-reschke-http-jfv-10
Abstract
This document establishes a convention for use of JSON-encoded field
values in HTTP header fields.
Editorial Note
This note is to be removed before publishing as an RFC.
Distribution of this document is unlimited. Although this is not a
work item of the HTTPbis Working Group, comments should be sent to
the Hypertext Transfer Protocol (HTTP) mailing list at ietf-http-
wg@w3.org (mailto:ietf-http-wg@w3.org), which may be joined by
sending a message with subject "subscribe" to ietf-http-wg-
request@w3.org (mailto:ietf-http-wg-
request@w3.org?subject=subscribe).
Discussions of the HTTPbis Working Group are archived at
http://lists.w3.org/Archives/Public/ietf-http-wg/.
XML versions and latest edits for this document are available from
http://greenbytes.de/tech/webdav/#draft-reschke-http-jfv.
The changes in this draft are summarized in Appendix E.13.
Status of This Memo
This Internet-Draft is submitted in full conformance with the
provisions of BCP 78 and BCP 79.
Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet-
Drafts is at https://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress."
Reschke Expires 16 April 2020 [Page 1]
Internet-Draft JSON Encoding for HTTP Field Values October 2019
This Internet-Draft will expire on 16 April 2020.
Copyright Notice
Copyright (c) 2019 IETF Trust and the persons identified as the
document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents (https://trustee.ietf.org/
license-info) in effect on the date of publication of this document.
Please review these documents carefully, as they describe your rights
and restrictions with respect to this document. Code Components
extracted from this document must include Simplified BSD License text
as described in Section 4.e of the Trust Legal Provisions and are
provided without warranty as described in the Simplified BSD License.
Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3
2. Data Model and Format . . . . . . . . . . . . . . . . . . . . 4
3. Sender Requirements . . . . . . . . . . . . . . . . . . . . . 5
4. Recipient Requirements . . . . . . . . . . . . . . . . . . . 5
5. Using this Format in Header Field Definitions . . . . . . . . 5
6. Deployment Considerations . . . . . . . . . . . . . . . . . . 6
7. Interoperability Considerations . . . . . . . . . . . . . . . 6
7.1. Encoding and Characters . . . . . . . . . . . . . . . . . 6
7.2. Numbers . . . . . . . . . . . . . . . . . . . . . . . . . 6
7.3. Object Constraints . . . . . . . . . . . . . . . . . . . 6
8. Internationalization Considerations . . . . . . . . . . . . . 7
9. Security Considerations . . . . . . . . . . . . . . . . . . . 7
10. References . . . . . . . . . . . . . . . . . . . . . . . . . 7
10.1. Normative References . . . . . . . . . . . . . . . . . . 7
10.2. Informative References . . . . . . . . . . . . . . . . . 8
Appendix A. Examples . . . . . . . . . . . . . . . . . . . . . . 9
A.1. Content-Length . . . . . . . . . . . . . . . . . . . . . 9
A.2. Content-Disposition . . . . . . . . . . . . . . . . . . . 10
A.3. WWW-Authenticate . . . . . . . . . . . . . . . . . . . . 11
A.4. Accept-Encoding . . . . . . . . . . . . . . . . . . . . . 12
Appendix B. Use of JSON Field Value Encoding in the
Wild . . . . . . . . . . . . . . . . . . . . . . . . . . 13
B.1. W3C Reporting API Specification . . . . . . . . . . . . . 13
B.2. W3C Clear Site Data Specification . . . . . . . . . . . . 13
B.3. W3C Feature Policy Specification . . . . . . . . . . . . 13
Appendix C. Relation to HTTP 'Key' Header Field . . . . . . . . 14
Appendix D. Discussion . . . . . . . . . . . . . . . . . . . . . 14
Appendix E. Change Log . . . . . . . . . . . . . . . . . . . . . 14
E.1. Since draft-reschke-http-jfv-00 . . . . . . . . . . . . . 14
E.2. Since draft-reschke-http-jfv-01 . . . . . . . . . . . . . 14
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